From: etimberg Date: Sun, 20 Mar 2016 15:17:49 +0000 (-0400) Subject: Updated build X-Git-Tag: v2.0.0~10 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f6cb3cf0efdbd9467938f57f0a0141b910605014;p=thirdparty%2FChart.js.git Updated build --- diff --git a/dist/Chart.bundle.js b/dist/Chart.bundle.js index 3ce356989..c721fc9b9 100644 --- a/dist/Chart.bundle.js +++ b/dist/Chart.bundle.js @@ -1,1216 +1,1439 @@ (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o lum2) { - return (lum1 + 0.05) / (lum2 + 0.05) - }; - return (lum2 + 0.05) / (lum1 + 0.05); - }, + if (max == min) + s = 0; + else if (l <= 0.5) + s = delta / (max + min); + else + s = delta / (2 - max - min); - level: function(color2) { - var contrastRatio = this.contrast(color2); - return (contrastRatio >= 7.1) ? 'AAA' : (contrastRatio >= 4.5) ? 'AA' : ''; - }, + return [h, s * 100, l * 100]; +} - dark: function() { - // YIQ equation from http://24ways.org/2010/calculating-color-contrast - var rgb = this.values.rgb, - yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; - return yiq < 128; - }, +function rgb2hsv(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + min = Math.min(r, g, b), + max = Math.max(r, g, b), + delta = max - min, + h, s, v; - light: function() { - return !this.dark(); - }, + if (max == 0) + s = 0; + else + s = (delta/max * 1000)/10; - negate: function() { - var rgb = [] - for (var i = 0; i < 3; i++) { - rgb[i] = 255 - this.values.rgb[i]; - } - this.setValues("rgb", rgb); - return this; - }, + if (max == min) + h = 0; + else if (r == max) + h = (g - b) / delta; + else if (g == max) + h = 2 + (b - r) / delta; + else if (b == max) + h = 4 + (r - g) / delta; - lighten: function(ratio) { - this.values.hsl[2] += this.values.hsl[2] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + h = Math.min(h * 60, 360); - darken: function(ratio) { - this.values.hsl[2] -= this.values.hsl[2] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + if (h < 0) + h += 360; - saturate: function(ratio) { - this.values.hsl[1] += this.values.hsl[1] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + v = ((max / 255) * 1000) / 10; - desaturate: function(ratio) { - this.values.hsl[1] -= this.values.hsl[1] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + return [h, s, v]; +} - whiten: function(ratio) { - this.values.hwb[1] += this.values.hwb[1] * ratio; - this.setValues("hwb", this.values.hwb); - return this; - }, +function rgb2hwb(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + h = rgb2hsl(rgb)[0], + w = 1/255 * Math.min(r, Math.min(g, b)), + b = 1 - 1/255 * Math.max(r, Math.max(g, b)); - blacken: function(ratio) { - this.values.hwb[2] += this.values.hwb[2] * ratio; - this.setValues("hwb", this.values.hwb); - return this; - }, + return [h, w * 100, b * 100]; +} - greyscale: function() { - var rgb = this.values.rgb; - // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale - var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; - this.setValues("rgb", [val, val, val]); - return this; - }, +function rgb2cmyk(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255, + c, m, y, k; - clearer: function(ratio) { - this.setValues("alpha", this.values.alpha - (this.values.alpha * ratio)); - return this; - }, + k = Math.min(1 - r, 1 - g, 1 - b); + c = (1 - r - k) / (1 - k) || 0; + m = (1 - g - k) / (1 - k) || 0; + y = (1 - b - k) / (1 - k) || 0; + return [c * 100, m * 100, y * 100, k * 100]; +} + +function rgb2keyword(rgb) { + return reverseKeywords[JSON.stringify(rgb)]; +} + +function rgb2xyz(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255; + + // assume sRGB + r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); + g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); + b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); + + var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); + var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); + var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); + + return [x * 100, y *100, z * 100]; +} + +function rgb2lab(rgb) { + var xyz = rgb2xyz(rgb), + x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; - opaquer: function(ratio) { - this.setValues("alpha", this.values.alpha + (this.values.alpha * ratio)); - return this; - }, + x /= 95.047; + y /= 100; + z /= 108.883; - rotate: function(degrees) { - var hue = this.values.hsl[0]; - hue = (hue + degrees) % 360; - hue = hue < 0 ? 360 + hue : hue; - this.values.hsl[0] = hue; - this.setValues("hsl", this.values.hsl); - return this; - }, + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); - mix: function(color2, weight) { - weight = 1 - (weight == null ? 0.5 : weight); + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); - // algorithm from Sass's mix(). Ratio of first color in mix is - // determined by the alphas of both colors and the weight - var t1 = weight * 2 - 1, - d = this.alpha() - color2.alpha(); + return [l, a, b]; +} - var weight1 = (((t1 * d == -1) ? t1 : (t1 + d) / (1 + t1 * d)) + 1) / 2; - var weight2 = 1 - weight1; +function rgb2lch(args) { + return lab2lch(rgb2lab(args)); +} - var rgb = this.rgbArray(); - var rgb2 = color2.rgbArray(); +function hsl2rgb(hsl) { + var h = hsl[0] / 360, + s = hsl[1] / 100, + l = hsl[2] / 100, + t1, t2, t3, rgb, val; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = rgb[i] * weight1 + rgb2[i] * weight2; - } - this.setValues("rgb", rgb); + if (s == 0) { + val = l * 255; + return [val, val, val]; + } - var alpha = this.alpha() * weight + color2.alpha() * (1 - weight); - this.setValues("alpha", alpha); + if (l < 0.5) + t2 = l * (1 + s); + else + t2 = l + s - l * s; + t1 = 2 * l - t2; - return this; - }, + rgb = [0, 0, 0]; + for (var i = 0; i < 3; i++) { + t3 = h + 1 / 3 * - (i - 1); + t3 < 0 && t3++; + t3 > 1 && t3--; - toJSON: function() { - return this.rgb(); - }, + if (6 * t3 < 1) + val = t1 + (t2 - t1) * 6 * t3; + else if (2 * t3 < 1) + val = t2; + else if (3 * t3 < 2) + val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; + else + val = t1; - clone: function() { - return new Color(this.rgb()); + rgb[i] = val * 255; } + + return rgb; } +function hsl2hsv(hsl) { + var h = hsl[0], + s = hsl[1] / 100, + l = hsl[2] / 100, + sv, v; -Color.prototype.getValues = function(space) { - var vals = {}; - for (var i = 0; i < space.length; i++) { - vals[space.charAt(i)] = this.values[space][i]; - } - if (this.values.alpha != 1) { - vals["a"] = this.values.alpha; + if(l === 0) { + // no need to do calc on black + // also avoids divide by 0 error + return [0, 0, 0]; } - // {r: 255, g: 255, b: 255, a: 0.4} - return vals; + + l *= 2; + s *= (l <= 1) ? l : 2 - l; + v = (l + s) / 2; + sv = (2 * s) / (l + s); + return [h, sv * 100, v * 100]; } -Color.prototype.setValues = function(space, vals) { - var spaces = { - "rgb": ["red", "green", "blue"], - "hsl": ["hue", "saturation", "lightness"], - "hsv": ["hue", "saturation", "value"], - "hwb": ["hue", "whiteness", "blackness"], - "cmyk": ["cyan", "magenta", "yellow", "black"] - }; +function hsl2hwb(args) { + return rgb2hwb(hsl2rgb(args)); +} - var maxes = { - "rgb": [255, 255, 255], - "hsl": [360, 100, 100], - "hsv": [360, 100, 100], - "hwb": [360, 100, 100], - "cmyk": [100, 100, 100, 100] - }; +function hsl2cmyk(args) { + return rgb2cmyk(hsl2rgb(args)); +} - var alpha = 1; - if (space == "alpha") { - alpha = vals; - } else if (vals.length) { - // [10, 10, 10] - this.values[space] = vals.slice(0, space.length); - alpha = vals[space.length]; - } else if (vals[space.charAt(0)] !== undefined) { - // {r: 10, g: 10, b: 10} - for (var i = 0; i < space.length; i++) { - this.values[space][i] = vals[space.charAt(i)]; - } - alpha = vals.a; - } else if (vals[spaces[space][0]] !== undefined) { - // {red: 10, green: 10, blue: 10} - var chans = spaces[space]; - for (var i = 0; i < space.length; i++) { - this.values[space][i] = vals[chans[i]]; - } - alpha = vals.alpha; - } - this.values.alpha = Math.max(0, Math.min(1, (alpha !== undefined ? alpha : this.values.alpha))); - if (space == "alpha") { - return; - } +function hsl2keyword(args) { + return rgb2keyword(hsl2rgb(args)); +} - // cap values of the space prior converting all values - for (var i = 0; i < space.length; i++) { - var capped = Math.max(0, Math.min(maxes[space][i], this.values[space][i])); - this.values[space][i] = Math.round(capped); - } - // convert to all the other color spaces - for (var sname in spaces) { - if (sname != space) { - this.values[sname] = convert[space][sname](this.values[space]) - } +function hsv2rgb(hsv) { + var h = hsv[0] / 60, + s = hsv[1] / 100, + v = hsv[2] / 100, + hi = Math.floor(h) % 6; - // cap values - for (var i = 0; i < sname.length; i++) { - var capped = Math.max(0, Math.min(maxes[sname][i], this.values[sname][i])); - this.values[sname][i] = Math.round(capped); - } + var f = h - Math.floor(h), + p = 255 * v * (1 - s), + q = 255 * v * (1 - (s * f)), + t = 255 * v * (1 - (s * (1 - f))), + v = 255 * v; + + switch(hi) { + case 0: + return [v, t, p]; + case 1: + return [q, v, p]; + case 2: + return [p, v, t]; + case 3: + return [p, q, v]; + case 4: + return [t, p, v]; + case 5: + return [v, p, q]; } - return true; } -Color.prototype.setSpace = function(space, args) { - var vals = args[0]; - if (vals === undefined) { - // color.rgb() - return this.getValues(space); +function hsv2hsl(hsv) { + var h = hsv[0], + s = hsv[1] / 100, + v = hsv[2] / 100, + sl, l; + + l = (2 - s) * v; + sl = s * v; + sl /= (l <= 1) ? l : 2 - l; + sl = sl || 0; + l /= 2; + return [h, sl * 100, l * 100]; +} + +function hsv2hwb(args) { + return rgb2hwb(hsv2rgb(args)) +} + +function hsv2cmyk(args) { + return rgb2cmyk(hsv2rgb(args)); +} + +function hsv2keyword(args) { + return rgb2keyword(hsv2rgb(args)); +} + +// http://dev.w3.org/csswg/css-color/#hwb-to-rgb +function hwb2rgb(hwb) { + var h = hwb[0] / 360, + wh = hwb[1] / 100, + bl = hwb[2] / 100, + ratio = wh + bl, + i, v, f, n; + + // wh + bl cant be > 1 + if (ratio > 1) { + wh /= ratio; + bl /= ratio; } - // color.rgb(10, 10, 10) - if (typeof vals == "number") { - vals = Array.prototype.slice.call(args); + + i = Math.floor(6 * h); + v = 1 - bl; + f = 6 * h - i; + if ((i & 0x01) != 0) { + f = 1 - f; } - this.setValues(space, vals); - return this; -} + n = wh + f * (v - wh); // linear interpolation -Color.prototype.setChannel = function(space, index, val) { - if (val === undefined) { - // color.red() - return this.values[space][index]; + switch (i) { + default: + case 6: + case 0: r = v; g = n; b = wh; break; + case 1: r = n; g = v; b = wh; break; + case 2: r = wh; g = v; b = n; break; + case 3: r = wh; g = n; b = v; break; + case 4: r = n; g = wh; b = v; break; + case 5: r = v; g = wh; b = n; break; } - // color.red(100) - this.values[space][index] = val; - this.setValues(space, this.values[space]); - return this; -} -window.Color = module.exports = Color + return [r * 255, g * 255, b * 255]; +} -},{"color-convert":3,"color-string":5}],2:[function(require,module,exports){ -/* MIT license */ +function hwb2hsl(args) { + return rgb2hsl(hwb2rgb(args)); +} -module.exports = { - rgb2hsl: rgb2hsl, - rgb2hsv: rgb2hsv, - rgb2hwb: rgb2hwb, - rgb2cmyk: rgb2cmyk, - rgb2keyword: rgb2keyword, - rgb2xyz: rgb2xyz, - rgb2lab: rgb2lab, - rgb2lch: rgb2lch, +function hwb2hsv(args) { + return rgb2hsv(hwb2rgb(args)); +} - hsl2rgb: hsl2rgb, - hsl2hsv: hsl2hsv, - hsl2hwb: hsl2hwb, - hsl2cmyk: hsl2cmyk, - hsl2keyword: hsl2keyword, +function hwb2cmyk(args) { + return rgb2cmyk(hwb2rgb(args)); +} - hsv2rgb: hsv2rgb, - hsv2hsl: hsv2hsl, - hsv2hwb: hsv2hwb, - hsv2cmyk: hsv2cmyk, - hsv2keyword: hsv2keyword, +function hwb2keyword(args) { + return rgb2keyword(hwb2rgb(args)); +} - hwb2rgb: hwb2rgb, - hwb2hsl: hwb2hsl, - hwb2hsv: hwb2hsv, - hwb2cmyk: hwb2cmyk, - hwb2keyword: hwb2keyword, +function cmyk2rgb(cmyk) { + var c = cmyk[0] / 100, + m = cmyk[1] / 100, + y = cmyk[2] / 100, + k = cmyk[3] / 100, + r, g, b; - cmyk2rgb: cmyk2rgb, - cmyk2hsl: cmyk2hsl, - cmyk2hsv: cmyk2hsv, - cmyk2hwb: cmyk2hwb, - cmyk2keyword: cmyk2keyword, + r = 1 - Math.min(1, c * (1 - k) + k); + g = 1 - Math.min(1, m * (1 - k) + k); + b = 1 - Math.min(1, y * (1 - k) + k); + return [r * 255, g * 255, b * 255]; +} - keyword2rgb: keyword2rgb, - keyword2hsl: keyword2hsl, - keyword2hsv: keyword2hsv, - keyword2hwb: keyword2hwb, - keyword2cmyk: keyword2cmyk, - keyword2lab: keyword2lab, - keyword2xyz: keyword2xyz, +function cmyk2hsl(args) { + return rgb2hsl(cmyk2rgb(args)); +} - xyz2rgb: xyz2rgb, - xyz2lab: xyz2lab, - xyz2lch: xyz2lch, +function cmyk2hsv(args) { + return rgb2hsv(cmyk2rgb(args)); +} - lab2xyz: lab2xyz, - lab2rgb: lab2rgb, - lab2lch: lab2lch, +function cmyk2hwb(args) { + return rgb2hwb(cmyk2rgb(args)); +} - lch2lab: lch2lab, - lch2xyz: lch2xyz, - lch2rgb: lch2rgb +function cmyk2keyword(args) { + return rgb2keyword(cmyk2rgb(args)); } -function rgb2hsl(rgb) { - var r = rgb[0]/255, - g = rgb[1]/255, - b = rgb[2]/255, - min = Math.min(r, g, b), - max = Math.max(r, g, b), - delta = max - min, - h, s, l; +function xyz2rgb(xyz) { + var x = xyz[0] / 100, + y = xyz[1] / 100, + z = xyz[2] / 100, + r, g, b; - if (max == min) - h = 0; - else if (r == max) - h = (g - b) / delta; - else if (g == max) - h = 2 + (b - r) / delta; - else if (b == max) - h = 4 + (r - g)/ delta; + r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); + g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); + b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); - h = Math.min(h * 60, 360); + // assume sRGB + r = r > 0.0031308 ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) + : r = (r * 12.92); - if (h < 0) - h += 360; + g = g > 0.0031308 ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) + : g = (g * 12.92); - l = (min + max) / 2; + b = b > 0.0031308 ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) + : b = (b * 12.92); - if (max == min) - s = 0; - else if (l <= 0.5) - s = delta / (max + min); - else - s = delta / (2 - max - min); + r = Math.min(Math.max(0, r), 1); + g = Math.min(Math.max(0, g), 1); + b = Math.min(Math.max(0, b), 1); - return [h, s * 100, l * 100]; + return [r * 255, g * 255, b * 255]; } -function rgb2hsv(rgb) { - var r = rgb[0], - g = rgb[1], - b = rgb[2], - min = Math.min(r, g, b), - max = Math.max(r, g, b), - delta = max - min, - h, s, v; - - if (max == 0) - s = 0; - else - s = (delta/max * 1000)/10; +function xyz2lab(xyz) { + var x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; - if (max == min) - h = 0; - else if (r == max) - h = (g - b) / delta; - else if (g == max) - h = 2 + (b - r) / delta; - else if (b == max) - h = 4 + (r - g) / delta; + x /= 95.047; + y /= 100; + z /= 108.883; - h = Math.min(h * 60, 360); + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); - if (h < 0) - h += 360; + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); - v = ((max / 255) * 1000) / 10; + return [l, a, b]; +} - return [h, s, v]; +function xyz2lch(args) { + return lab2lch(xyz2lab(args)); } -function rgb2hwb(rgb) { - var r = rgb[0], - g = rgb[1], - b = rgb[2], - h = rgb2hsl(rgb)[0], - w = 1/255 * Math.min(r, Math.min(g, b)), - b = 1 - 1/255 * Math.max(r, Math.max(g, b)); +function lab2xyz(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + x, y, z, y2; - return [h, w * 100, b * 100]; + if (l <= 8) { + y = (l * 100) / 903.3; + y2 = (7.787 * (y / 100)) + (16 / 116); + } else { + y = 100 * Math.pow((l + 16) / 116, 3); + y2 = Math.pow(y / 100, 1/3); + } + + x = x / 95.047 <= 0.008856 ? x = (95.047 * ((a / 500) + y2 - (16 / 116))) / 7.787 : 95.047 * Math.pow((a / 500) + y2, 3); + + z = z / 108.883 <= 0.008859 ? z = (108.883 * (y2 - (b / 200) - (16 / 116))) / 7.787 : 108.883 * Math.pow(y2 - (b / 200), 3); + + return [x, y, z]; } -function rgb2cmyk(rgb) { - var r = rgb[0] / 255, - g = rgb[1] / 255, - b = rgb[2] / 255, - c, m, y, k; +function lab2lch(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + hr, h, c; - k = Math.min(1 - r, 1 - g, 1 - b); - c = (1 - r - k) / (1 - k) || 0; - m = (1 - g - k) / (1 - k) || 0; - y = (1 - b - k) / (1 - k) || 0; - return [c * 100, m * 100, y * 100, k * 100]; + hr = Math.atan2(b, a); + h = hr * 360 / 2 / Math.PI; + if (h < 0) { + h += 360; + } + c = Math.sqrt(a * a + b * b); + return [l, c, h]; } -function rgb2keyword(rgb) { - return reverseKeywords[JSON.stringify(rgb)]; +function lab2rgb(args) { + return xyz2rgb(lab2xyz(args)); } -function rgb2xyz(rgb) { - var r = rgb[0] / 255, - g = rgb[1] / 255, - b = rgb[2] / 255; +function lch2lab(lch) { + var l = lch[0], + c = lch[1], + h = lch[2], + a, b, hr; - // assume sRGB - r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); - g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); - b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); + hr = h / 360 * 2 * Math.PI; + a = c * Math.cos(hr); + b = c * Math.sin(hr); + return [l, a, b]; +} + +function lch2xyz(args) { + return lab2xyz(lch2lab(args)); +} - var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); - var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); - var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); +function lch2rgb(args) { + return lab2rgb(lch2lab(args)); +} - return [x * 100, y *100, z * 100]; +function keyword2rgb(keyword) { + return cssKeywords[keyword]; } -function rgb2lab(rgb) { - var xyz = rgb2xyz(rgb), - x = xyz[0], - y = xyz[1], - z = xyz[2], - l, a, b; +function keyword2hsl(args) { + return rgb2hsl(keyword2rgb(args)); +} - x /= 95.047; - y /= 100; - z /= 108.883; +function keyword2hsv(args) { + return rgb2hsv(keyword2rgb(args)); +} - x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); +function keyword2hwb(args) { + return rgb2hwb(keyword2rgb(args)); +} - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); +function keyword2cmyk(args) { + return rgb2cmyk(keyword2rgb(args)); +} - return [l, a, b]; +function keyword2lab(args) { + return rgb2lab(keyword2rgb(args)); } -function rgb2lch(args) { - return lab2lch(rgb2lab(args)); +function keyword2xyz(args) { + return rgb2xyz(keyword2rgb(args)); } -function hsl2rgb(hsl) { - var h = hsl[0] / 360, - s = hsl[1] / 100, - l = hsl[2] / 100, - t1, t2, t3, rgb, val; +var cssKeywords = { + aliceblue: [240,248,255], + antiquewhite: [250,235,215], + aqua: [0,255,255], + aquamarine: [127,255,212], + azure: [240,255,255], + beige: [245,245,220], + bisque: [255,228,196], + black: [0,0,0], + blanchedalmond: [255,235,205], + blue: [0,0,255], + blueviolet: [138,43,226], + brown: [165,42,42], + burlywood: [222,184,135], + cadetblue: [95,158,160], + chartreuse: [127,255,0], + chocolate: [210,105,30], + coral: [255,127,80], + cornflowerblue: [100,149,237], + cornsilk: [255,248,220], + crimson: [220,20,60], + cyan: [0,255,255], + darkblue: [0,0,139], + darkcyan: [0,139,139], + darkgoldenrod: [184,134,11], + darkgray: [169,169,169], + darkgreen: [0,100,0], + darkgrey: [169,169,169], + darkkhaki: [189,183,107], + darkmagenta: [139,0,139], + darkolivegreen: [85,107,47], + darkorange: [255,140,0], + darkorchid: [153,50,204], + darkred: [139,0,0], + darksalmon: [233,150,122], + darkseagreen: [143,188,143], + darkslateblue: [72,61,139], + darkslategray: [47,79,79], + darkslategrey: [47,79,79], + darkturquoise: [0,206,209], + darkviolet: [148,0,211], + deeppink: [255,20,147], + deepskyblue: [0,191,255], + dimgray: [105,105,105], + dimgrey: [105,105,105], + dodgerblue: [30,144,255], + firebrick: [178,34,34], + floralwhite: [255,250,240], + forestgreen: [34,139,34], + fuchsia: [255,0,255], + gainsboro: [220,220,220], + ghostwhite: [248,248,255], + gold: [255,215,0], + goldenrod: [218,165,32], + gray: [128,128,128], + green: [0,128,0], + greenyellow: [173,255,47], + grey: [128,128,128], + honeydew: [240,255,240], + hotpink: [255,105,180], + indianred: [205,92,92], + indigo: [75,0,130], + ivory: [255,255,240], + khaki: [240,230,140], + lavender: [230,230,250], + lavenderblush: [255,240,245], + lawngreen: [124,252,0], + lemonchiffon: [255,250,205], + lightblue: [173,216,230], + lightcoral: [240,128,128], + lightcyan: [224,255,255], + lightgoldenrodyellow: [250,250,210], + lightgray: [211,211,211], + lightgreen: [144,238,144], + lightgrey: [211,211,211], + lightpink: [255,182,193], + lightsalmon: [255,160,122], + lightseagreen: [32,178,170], + lightskyblue: [135,206,250], + lightslategray: [119,136,153], + lightslategrey: [119,136,153], + lightsteelblue: [176,196,222], + lightyellow: [255,255,224], + lime: [0,255,0], + limegreen: [50,205,50], + linen: [250,240,230], + magenta: [255,0,255], + maroon: [128,0,0], + mediumaquamarine: [102,205,170], + mediumblue: [0,0,205], + mediumorchid: [186,85,211], + mediumpurple: [147,112,219], + mediumseagreen: [60,179,113], + mediumslateblue: [123,104,238], + mediumspringgreen: [0,250,154], + mediumturquoise: [72,209,204], + mediumvioletred: [199,21,133], + midnightblue: [25,25,112], + mintcream: [245,255,250], + mistyrose: [255,228,225], + moccasin: [255,228,181], + navajowhite: [255,222,173], + navy: [0,0,128], + oldlace: [253,245,230], + olive: [128,128,0], + olivedrab: [107,142,35], + orange: [255,165,0], + orangered: [255,69,0], + orchid: [218,112,214], + palegoldenrod: [238,232,170], + palegreen: [152,251,152], + paleturquoise: [175,238,238], + palevioletred: [219,112,147], + papayawhip: [255,239,213], + peachpuff: [255,218,185], + peru: [205,133,63], + pink: [255,192,203], + plum: [221,160,221], + powderblue: [176,224,230], + purple: [128,0,128], + rebeccapurple: [102, 51, 153], + red: [255,0,0], + rosybrown: [188,143,143], + royalblue: [65,105,225], + saddlebrown: [139,69,19], + salmon: [250,128,114], + sandybrown: [244,164,96], + seagreen: [46,139,87], + seashell: [255,245,238], + sienna: [160,82,45], + silver: [192,192,192], + skyblue: [135,206,235], + slateblue: [106,90,205], + slategray: [112,128,144], + slategrey: [112,128,144], + snow: [255,250,250], + springgreen: [0,255,127], + steelblue: [70,130,180], + tan: [210,180,140], + teal: [0,128,128], + thistle: [216,191,216], + tomato: [255,99,71], + turquoise: [64,224,208], + violet: [238,130,238], + wheat: [245,222,179], + white: [255,255,255], + whitesmoke: [245,245,245], + yellow: [255,255,0], + yellowgreen: [154,205,50] +}; - if (s == 0) { - val = l * 255; - return [val, val, val]; - } +var reverseKeywords = {}; +for (var key in cssKeywords) { + reverseKeywords[JSON.stringify(cssKeywords[key])] = key; +} - if (l < 0.5) - t2 = l * (1 + s); - else - t2 = l + s - l * s; - t1 = 2 * l - t2; +},{}],2:[function(require,module,exports){ +var conversions = require("./conversions"); - rgb = [0, 0, 0]; - for (var i = 0; i < 3; i++) { - t3 = h + 1 / 3 * - (i - 1); - t3 < 0 && t3++; - t3 > 1 && t3--; +var convert = function() { + return new Converter(); +} - if (6 * t3 < 1) - val = t1 + (t2 - t1) * 6 * t3; - else if (2 * t3 < 1) - val = t2; - else if (3 * t3 < 2) - val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; - else - val = t1; +for (var func in conversions) { + // export Raw versions + convert[func + "Raw"] = (function(func) { + // accept array or plain args + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + return conversions[func](arg); + } + })(func); - rgb[i] = val * 255; - } + var pair = /(\w+)2(\w+)/.exec(func), + from = pair[1], + to = pair[2]; + + // export rgb2hsl and ["rgb"]["hsl"] + convert[from] = convert[from] || {}; + + convert[from][to] = convert[func] = (function(func) { + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + + var val = conversions[func](arg); + if (typeof val == "string" || val === undefined) + return val; // keyword - return rgb; + for (var i = 0; i < val.length; i++) + val[i] = Math.round(val[i]); + return val; + } + })(func); } -function hsl2hsv(hsl) { - var h = hsl[0], - s = hsl[1] / 100, - l = hsl[2] / 100, - sv, v; - - if(l === 0) { - // no need to do calc on black - // also avoids divide by 0 error - return [0, 0, 0]; - } - l *= 2; - s *= (l <= 1) ? l : 2 - l; - v = (l + s) / 2; - sv = (2 * s) / (l + s); - return [h, sv * 100, v * 100]; -} +/* Converter does lazy conversion and caching */ +var Converter = function() { + this.convs = {}; +}; -function hsl2hwb(args) { - return rgb2hwb(hsl2rgb(args)); -} +/* Either get the values for a space or + set the values for a space, depending on args */ +Converter.prototype.routeSpace = function(space, args) { + var values = args[0]; + if (values === undefined) { + // color.rgb() + return this.getValues(space); + } + // color.rgb(10, 10, 10) + if (typeof values == "number") { + values = Array.prototype.slice.call(args); + } -function hsl2cmyk(args) { - return rgb2cmyk(hsl2rgb(args)); -} + return this.setValues(space, values); +}; + +/* Set the values for a space, invalidating cache */ +Converter.prototype.setValues = function(space, values) { + this.space = space; + this.convs = {}; + this.convs[space] = values; + return this; +}; -function hsl2keyword(args) { - return rgb2keyword(hsl2rgb(args)); -} +/* Get the values for a space. If there's already + a conversion for the space, fetch it, otherwise + compute it */ +Converter.prototype.getValues = function(space) { + var vals = this.convs[space]; + if (!vals) { + var fspace = this.space, + from = this.convs[fspace]; + vals = convert[fspace][space](from); + this.convs[space] = vals; + } + return vals; +}; -function hsv2rgb(hsv) { - var h = hsv[0] / 60, - s = hsv[1] / 100, - v = hsv[2] / 100, - hi = Math.floor(h) % 6; +["rgb", "hsl", "hsv", "cmyk", "keyword"].forEach(function(space) { + Converter.prototype[space] = function(vals) { + return this.routeSpace(space, arguments); + } +}); - var f = h - Math.floor(h), - p = 255 * v * (1 - s), - q = 255 * v * (1 - (s * f)), - t = 255 * v * (1 - (s * (1 - f))), - v = 255 * v; +module.exports = convert; +},{"./conversions":1}],3:[function(require,module,exports){ +/* MIT license */ +var colorNames = require('color-name'); - switch(hi) { - case 0: - return [v, t, p]; - case 1: - return [q, v, p]; - case 2: - return [p, v, t]; - case 3: - return [p, q, v]; - case 4: - return [t, p, v]; - case 5: - return [v, p, q]; - } +module.exports = { + getRgba: getRgba, + getHsla: getHsla, + getRgb: getRgb, + getHsl: getHsl, + getHwb: getHwb, + getAlpha: getAlpha, + + hexString: hexString, + rgbString: rgbString, + rgbaString: rgbaString, + percentString: percentString, + percentaString: percentaString, + hslString: hslString, + hslaString: hslaString, + hwbString: hwbString, + keyword: keyword } -function hsv2hsl(hsv) { - var h = hsv[0], - s = hsv[1] / 100, - v = hsv[2] / 100, - sl, l; +function getRgba(string) { + if (!string) { + return; + } + var abbr = /^#([a-fA-F0-9]{3})$/, + hex = /^#([a-fA-F0-9]{6})$/, + rgba = /^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, + per = /^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, + keyword = /(\w+)/; + + var rgb = [0, 0, 0], + a = 1, + match = string.match(abbr); + if (match) { + match = match[1]; + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match[i] + match[i], 16); + } + } + else if (match = string.match(hex)) { + match = match[1]; + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match.slice(i * 2, i * 2 + 2), 16); + } + } + else if (match = string.match(rgba)) { + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match[i + 1]); + } + a = parseFloat(match[4]); + } + else if (match = string.match(per)) { + for (var i = 0; i < rgb.length; i++) { + rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); + } + a = parseFloat(match[4]); + } + else if (match = string.match(keyword)) { + if (match[1] == "transparent") { + return [0, 0, 0, 0]; + } + rgb = colorNames[match[1]]; + if (!rgb) { + return; + } + } - l = (2 - s) * v; - sl = s * v; - sl /= (l <= 1) ? l : 2 - l; - sl = sl || 0; - l /= 2; - return [h, sl * 100, l * 100]; + for (var i = 0; i < rgb.length; i++) { + rgb[i] = scale(rgb[i], 0, 255); + } + if (!a && a != 0) { + a = 1; + } + else { + a = scale(a, 0, 1); + } + rgb[3] = a; + return rgb; } -function hsv2hwb(args) { - return rgb2hwb(hsv2rgb(args)) +function getHsla(string) { + if (!string) { + return; + } + var hsl = /^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; + var match = string.match(hsl); + if (match) { + var alpha = parseFloat(match[4]); + var h = scale(parseInt(match[1]), 0, 360), + s = scale(parseFloat(match[2]), 0, 100), + l = scale(parseFloat(match[3]), 0, 100), + a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); + return [h, s, l, a]; + } } -function hsv2cmyk(args) { - return rgb2cmyk(hsv2rgb(args)); +function getHwb(string) { + if (!string) { + return; + } + var hwb = /^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; + var match = string.match(hwb); + if (match) { + var alpha = parseFloat(match[4]); + var h = scale(parseInt(match[1]), 0, 360), + w = scale(parseFloat(match[2]), 0, 100), + b = scale(parseFloat(match[3]), 0, 100), + a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); + return [h, w, b, a]; + } } -function hsv2keyword(args) { - return rgb2keyword(hsv2rgb(args)); +function getRgb(string) { + var rgba = getRgba(string); + return rgba && rgba.slice(0, 3); } -// http://dev.w3.org/csswg/css-color/#hwb-to-rgb -function hwb2rgb(hwb) { - var h = hwb[0] / 360, - wh = hwb[1] / 100, - bl = hwb[2] / 100, - ratio = wh + bl, - i, v, f, n; - - // wh + bl cant be > 1 - if (ratio > 1) { - wh /= ratio; - bl /= ratio; - } - - i = Math.floor(6 * h); - v = 1 - bl; - f = 6 * h - i; - if ((i & 0x01) != 0) { - f = 1 - f; - } - n = wh + f * (v - wh); // linear interpolation - - switch (i) { - default: - case 6: - case 0: r = v; g = n; b = wh; break; - case 1: r = n; g = v; b = wh; break; - case 2: r = wh; g = v; b = n; break; - case 3: r = wh; g = n; b = v; break; - case 4: r = n; g = wh; b = v; break; - case 5: r = v; g = wh; b = n; break; - } +function getHsl(string) { + var hsla = getHsla(string); + return hsla && hsla.slice(0, 3); +} - return [r * 255, g * 255, b * 255]; +function getAlpha(string) { + var vals = getRgba(string); + if (vals) { + return vals[3]; + } + else if (vals = getHsla(string)) { + return vals[3]; + } + else if (vals = getHwb(string)) { + return vals[3]; + } } -function hwb2hsl(args) { - return rgb2hsl(hwb2rgb(args)); +// generators +function hexString(rgb) { + return "#" + hexDouble(rgb[0]) + hexDouble(rgb[1]) + + hexDouble(rgb[2]); } -function hwb2hsv(args) { - return rgb2hsv(hwb2rgb(args)); +function rgbString(rgba, alpha) { + if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { + return rgbaString(rgba, alpha); + } + return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; } -function hwb2cmyk(args) { - return rgb2cmyk(hwb2rgb(args)); +function rgbaString(rgba, alpha) { + if (alpha === undefined) { + alpha = (rgba[3] !== undefined ? rgba[3] : 1); + } + return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + + ", " + alpha + ")"; } -function hwb2keyword(args) { - return rgb2keyword(hwb2rgb(args)); +function percentString(rgba, alpha) { + if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { + return percentaString(rgba, alpha); + } + var r = Math.round(rgba[0]/255 * 100), + g = Math.round(rgba[1]/255 * 100), + b = Math.round(rgba[2]/255 * 100); + + return "rgb(" + r + "%, " + g + "%, " + b + "%)"; } -function cmyk2rgb(cmyk) { - var c = cmyk[0] / 100, - m = cmyk[1] / 100, - y = cmyk[2] / 100, - k = cmyk[3] / 100, - r, g, b; +function percentaString(rgba, alpha) { + var r = Math.round(rgba[0]/255 * 100), + g = Math.round(rgba[1]/255 * 100), + b = Math.round(rgba[2]/255 * 100); + return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha || rgba[3] || 1) + ")"; +} - r = 1 - Math.min(1, c * (1 - k) + k); - g = 1 - Math.min(1, m * (1 - k) + k); - b = 1 - Math.min(1, y * (1 - k) + k); - return [r * 255, g * 255, b * 255]; +function hslString(hsla, alpha) { + if (alpha < 1 || (hsla[3] && hsla[3] < 1)) { + return hslaString(hsla, alpha); + } + return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; } -function cmyk2hsl(args) { - return rgb2hsl(cmyk2rgb(args)); +function hslaString(hsla, alpha) { + if (alpha === undefined) { + alpha = (hsla[3] !== undefined ? hsla[3] : 1); + } + return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " + + alpha + ")"; } -function cmyk2hsv(args) { - return rgb2hsv(cmyk2rgb(args)); +// hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax +// (hwb have alpha optional & 1 is default value) +function hwbString(hwb, alpha) { + if (alpha === undefined) { + alpha = (hwb[3] !== undefined ? hwb[3] : 1); + } + return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" + + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; } -function cmyk2hwb(args) { - return rgb2hwb(cmyk2rgb(args)); +function keyword(rgb) { + return reverseNames[rgb.slice(0, 3)]; } -function cmyk2keyword(args) { - return rgb2keyword(cmyk2rgb(args)); +// helpers +function scale(num, min, max) { + return Math.min(Math.max(min, num), max); } +function hexDouble(num) { + var str = num.toString(16).toUpperCase(); + return (str.length < 2) ? "0" + str : str; +} -function xyz2rgb(xyz) { - var x = xyz[0] / 100, - y = xyz[1] / 100, - z = xyz[2] / 100, - r, g, b; - r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); - g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); - b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); +//create a list of reverse color names +var reverseNames = {}; +for (var name in colorNames) { + reverseNames[colorNames[name]] = name; +} - // assume sRGB - r = r > 0.0031308 ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) - : r = (r * 12.92); +},{"color-name":5}],4:[function(require,module,exports){ +/* MIT license */ - g = g > 0.0031308 ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) - : g = (g * 12.92); +var convert = require("color-convert"), + string = require("color-string"); - b = b > 0.0031308 ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) - : b = (b * 12.92); +var Color = function(obj) { + if (obj instanceof Color) return obj; + if (!(this instanceof Color)) return new Color(obj); - r = Math.min(Math.max(0, r), 1); - g = Math.min(Math.max(0, g), 1); - b = Math.min(Math.max(0, b), 1); + this.values = { + rgb: [0, 0, 0], + hsl: [0, 0, 0], + hsv: [0, 0, 0], + hwb: [0, 0, 0], + cmyk: [0, 0, 0, 0], + alpha: 1 + } - return [r * 255, g * 255, b * 255]; + // parse Color() argument + if (typeof obj == "string") { + var vals = string.getRgba(obj); + if (vals) { + this.setValues("rgb", vals); + } else if (vals = string.getHsla(obj)) { + this.setValues("hsl", vals); + } else if (vals = string.getHwb(obj)) { + this.setValues("hwb", vals); + } else { + throw new Error("Unable to parse color from string \"" + obj + "\""); + } + } else if (typeof obj == "object") { + var vals = obj; + if (vals["r"] !== undefined || vals["red"] !== undefined) { + this.setValues("rgb", vals) + } else if (vals["l"] !== undefined || vals["lightness"] !== undefined) { + this.setValues("hsl", vals) + } else if (vals["v"] !== undefined || vals["value"] !== undefined) { + this.setValues("hsv", vals) + } else if (vals["w"] !== undefined || vals["whiteness"] !== undefined) { + this.setValues("hwb", vals) + } else if (vals["c"] !== undefined || vals["cyan"] !== undefined) { + this.setValues("cmyk", vals) + } else { + throw new Error("Unable to parse color from object " + JSON.stringify(obj)); + } + } } -function xyz2lab(xyz) { - var x = xyz[0], - y = xyz[1], - z = xyz[2], - l, a, b; +Color.prototype = { + rgb: function(vals) { + return this.setSpace("rgb", arguments); + }, + hsl: function(vals) { + return this.setSpace("hsl", arguments); + }, + hsv: function(vals) { + return this.setSpace("hsv", arguments); + }, + hwb: function(vals) { + return this.setSpace("hwb", arguments); + }, + cmyk: function(vals) { + return this.setSpace("cmyk", arguments); + }, - x /= 95.047; - y /= 100; - z /= 108.883; + rgbArray: function() { + return this.values.rgb; + }, + hslArray: function() { + return this.values.hsl; + }, + hsvArray: function() { + return this.values.hsv; + }, + hwbArray: function() { + if (this.values.alpha !== 1) { + return this.values.hwb.concat([this.values.alpha]) + } + return this.values.hwb; + }, + cmykArray: function() { + return this.values.cmyk; + }, + rgbaArray: function() { + var rgb = this.values.rgb; + return rgb.concat([this.values.alpha]); + }, + hslaArray: function() { + var hsl = this.values.hsl; + return hsl.concat([this.values.alpha]); + }, + alpha: function(val) { + if (val === undefined) { + return this.values.alpha; + } + this.setValues("alpha", val); + return this; + }, - x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); + red: function(val) { + return this.setChannel("rgb", 0, val); + }, + green: function(val) { + return this.setChannel("rgb", 1, val); + }, + blue: function(val) { + return this.setChannel("rgb", 2, val); + }, + hue: function(val) { + return this.setChannel("hsl", 0, val); + }, + saturation: function(val) { + return this.setChannel("hsl", 1, val); + }, + lightness: function(val) { + return this.setChannel("hsl", 2, val); + }, + saturationv: function(val) { + return this.setChannel("hsv", 1, val); + }, + whiteness: function(val) { + return this.setChannel("hwb", 1, val); + }, + blackness: function(val) { + return this.setChannel("hwb", 2, val); + }, + value: function(val) { + return this.setChannel("hsv", 2, val); + }, + cyan: function(val) { + return this.setChannel("cmyk", 0, val); + }, + magenta: function(val) { + return this.setChannel("cmyk", 1, val); + }, + yellow: function(val) { + return this.setChannel("cmyk", 2, val); + }, + black: function(val) { + return this.setChannel("cmyk", 3, val); + }, - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); + hexString: function() { + return string.hexString(this.values.rgb); + }, + rgbString: function() { + return string.rgbString(this.values.rgb, this.values.alpha); + }, + rgbaString: function() { + return string.rgbaString(this.values.rgb, this.values.alpha); + }, + percentString: function() { + return string.percentString(this.values.rgb, this.values.alpha); + }, + hslString: function() { + return string.hslString(this.values.hsl, this.values.alpha); + }, + hslaString: function() { + return string.hslaString(this.values.hsl, this.values.alpha); + }, + hwbString: function() { + return string.hwbString(this.values.hwb, this.values.alpha); + }, + keyword: function() { + return string.keyword(this.values.rgb, this.values.alpha); + }, - return [l, a, b]; -} + rgbNumber: function() { + return (this.values.rgb[0] << 16) | (this.values.rgb[1] << 8) | this.values.rgb[2]; + }, -function xyz2lch(args) { - return lab2lch(xyz2lab(args)); -} + luminosity: function() { + // http://www.w3.org/TR/WCAG20/#relativeluminancedef + var rgb = this.values.rgb; + var lum = []; + for (var i = 0; i < rgb.length; i++) { + var chan = rgb[i] / 255; + lum[i] = (chan <= 0.03928) ? chan / 12.92 : Math.pow(((chan + 0.055) / 1.055), 2.4) + } + return 0.2126 * lum[0] + 0.7152 * lum[1] + 0.0722 * lum[2]; + }, -function lab2xyz(lab) { - var l = lab[0], - a = lab[1], - b = lab[2], - x, y, z, y2; + contrast: function(color2) { + // http://www.w3.org/TR/WCAG20/#contrast-ratiodef + var lum1 = this.luminosity(); + var lum2 = color2.luminosity(); + if (lum1 > lum2) { + return (lum1 + 0.05) / (lum2 + 0.05) + }; + return (lum2 + 0.05) / (lum1 + 0.05); + }, - if (l <= 8) { - y = (l * 100) / 903.3; - y2 = (7.787 * (y / 100)) + (16 / 116); - } else { - y = 100 * Math.pow((l + 16) / 116, 3); - y2 = Math.pow(y / 100, 1/3); - } + level: function(color2) { + var contrastRatio = this.contrast(color2); + return (contrastRatio >= 7.1) ? 'AAA' : (contrastRatio >= 4.5) ? 'AA' : ''; + }, - x = x / 95.047 <= 0.008856 ? x = (95.047 * ((a / 500) + y2 - (16 / 116))) / 7.787 : 95.047 * Math.pow((a / 500) + y2, 3); + dark: function() { + // YIQ equation from http://24ways.org/2010/calculating-color-contrast + var rgb = this.values.rgb, + yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; + return yiq < 128; + }, - z = z / 108.883 <= 0.008859 ? z = (108.883 * (y2 - (b / 200) - (16 / 116))) / 7.787 : 108.883 * Math.pow(y2 - (b / 200), 3); + light: function() { + return !this.dark(); + }, - return [x, y, z]; -} + negate: function() { + var rgb = [] + for (var i = 0; i < 3; i++) { + rgb[i] = 255 - this.values.rgb[i]; + } + this.setValues("rgb", rgb); + return this; + }, -function lab2lch(lab) { - var l = lab[0], - a = lab[1], - b = lab[2], - hr, h, c; + lighten: function(ratio) { + this.values.hsl[2] += this.values.hsl[2] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - hr = Math.atan2(b, a); - h = hr * 360 / 2 / Math.PI; - if (h < 0) { - h += 360; - } - c = Math.sqrt(a * a + b * b); - return [l, c, h]; -} + darken: function(ratio) { + this.values.hsl[2] -= this.values.hsl[2] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, -function lab2rgb(args) { - return xyz2rgb(lab2xyz(args)); -} + saturate: function(ratio) { + this.values.hsl[1] += this.values.hsl[1] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, -function lch2lab(lch) { - var l = lch[0], - c = lch[1], - h = lch[2], - a, b, hr; + desaturate: function(ratio) { + this.values.hsl[1] -= this.values.hsl[1] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - hr = h / 360 * 2 * Math.PI; - a = c * Math.cos(hr); - b = c * Math.sin(hr); - return [l, a, b]; -} + whiten: function(ratio) { + this.values.hwb[1] += this.values.hwb[1] * ratio; + this.setValues("hwb", this.values.hwb); + return this; + }, + + blacken: function(ratio) { + this.values.hwb[2] += this.values.hwb[2] * ratio; + this.setValues("hwb", this.values.hwb); + return this; + }, -function lch2xyz(args) { - return lab2xyz(lch2lab(args)); -} + greyscale: function() { + var rgb = this.values.rgb; + // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale + var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; + this.setValues("rgb", [val, val, val]); + return this; + }, -function lch2rgb(args) { - return lab2rgb(lch2lab(args)); -} + clearer: function(ratio) { + this.setValues("alpha", this.values.alpha - (this.values.alpha * ratio)); + return this; + }, -function keyword2rgb(keyword) { - return cssKeywords[keyword]; -} + opaquer: function(ratio) { + this.setValues("alpha", this.values.alpha + (this.values.alpha * ratio)); + return this; + }, -function keyword2hsl(args) { - return rgb2hsl(keyword2rgb(args)); -} + rotate: function(degrees) { + var hue = this.values.hsl[0]; + hue = (hue + degrees) % 360; + hue = hue < 0 ? 360 + hue : hue; + this.values.hsl[0] = hue; + this.setValues("hsl", this.values.hsl); + return this; + }, -function keyword2hsv(args) { - return rgb2hsv(keyword2rgb(args)); -} + mix: function(color2, weight) { + weight = 1 - (weight == null ? 0.5 : weight); -function keyword2hwb(args) { - return rgb2hwb(keyword2rgb(args)); -} + // algorithm from Sass's mix(). Ratio of first color in mix is + // determined by the alphas of both colors and the weight + var t1 = weight * 2 - 1, + d = this.alpha() - color2.alpha(); -function keyword2cmyk(args) { - return rgb2cmyk(keyword2rgb(args)); -} + var weight1 = (((t1 * d == -1) ? t1 : (t1 + d) / (1 + t1 * d)) + 1) / 2; + var weight2 = 1 - weight1; -function keyword2lab(args) { - return rgb2lab(keyword2rgb(args)); -} + var rgb = this.rgbArray(); + var rgb2 = color2.rgbArray(); -function keyword2xyz(args) { - return rgb2xyz(keyword2rgb(args)); -} + for (var i = 0; i < rgb.length; i++) { + rgb[i] = rgb[i] * weight1 + rgb2[i] * weight2; + } + this.setValues("rgb", rgb); -var cssKeywords = { - aliceblue: [240,248,255], - antiquewhite: [250,235,215], - aqua: [0,255,255], - aquamarine: [127,255,212], - azure: [240,255,255], - beige: [245,245,220], - bisque: [255,228,196], - black: [0,0,0], - blanchedalmond: [255,235,205], - blue: [0,0,255], - blueviolet: [138,43,226], - brown: [165,42,42], - burlywood: [222,184,135], - cadetblue: [95,158,160], - chartreuse: [127,255,0], - chocolate: [210,105,30], - coral: [255,127,80], - cornflowerblue: [100,149,237], - cornsilk: [255,248,220], - crimson: [220,20,60], - cyan: [0,255,255], - darkblue: [0,0,139], - darkcyan: [0,139,139], - darkgoldenrod: [184,134,11], - darkgray: [169,169,169], - darkgreen: [0,100,0], - darkgrey: [169,169,169], - darkkhaki: [189,183,107], - darkmagenta: [139,0,139], - darkolivegreen: [85,107,47], - darkorange: [255,140,0], - darkorchid: [153,50,204], - darkred: [139,0,0], - darksalmon: [233,150,122], - darkseagreen: [143,188,143], - darkslateblue: [72,61,139], - darkslategray: [47,79,79], - darkslategrey: [47,79,79], - darkturquoise: [0,206,209], - darkviolet: [148,0,211], - deeppink: [255,20,147], - deepskyblue: [0,191,255], - dimgray: [105,105,105], - dimgrey: [105,105,105], - dodgerblue: [30,144,255], - firebrick: [178,34,34], - floralwhite: [255,250,240], - forestgreen: [34,139,34], - fuchsia: [255,0,255], - gainsboro: [220,220,220], - ghostwhite: [248,248,255], - gold: [255,215,0], - goldenrod: [218,165,32], - gray: [128,128,128], - green: [0,128,0], - greenyellow: [173,255,47], - grey: [128,128,128], - honeydew: [240,255,240], - hotpink: [255,105,180], - indianred: [205,92,92], - indigo: [75,0,130], - ivory: [255,255,240], - khaki: [240,230,140], - lavender: [230,230,250], - lavenderblush: [255,240,245], - lawngreen: [124,252,0], - lemonchiffon: [255,250,205], - lightblue: [173,216,230], - lightcoral: [240,128,128], - lightcyan: [224,255,255], - lightgoldenrodyellow: [250,250,210], - lightgray: [211,211,211], - lightgreen: [144,238,144], - lightgrey: [211,211,211], - lightpink: [255,182,193], - lightsalmon: [255,160,122], - lightseagreen: [32,178,170], - lightskyblue: [135,206,250], - lightslategray: [119,136,153], - lightslategrey: [119,136,153], - lightsteelblue: [176,196,222], - lightyellow: [255,255,224], - lime: [0,255,0], - limegreen: [50,205,50], - linen: [250,240,230], - magenta: [255,0,255], - maroon: [128,0,0], - mediumaquamarine: [102,205,170], - mediumblue: [0,0,205], - mediumorchid: [186,85,211], - mediumpurple: [147,112,219], - mediumseagreen: [60,179,113], - mediumslateblue: [123,104,238], - mediumspringgreen: [0,250,154], - mediumturquoise: [72,209,204], - mediumvioletred: [199,21,133], - midnightblue: [25,25,112], - mintcream: [245,255,250], - mistyrose: [255,228,225], - moccasin: [255,228,181], - navajowhite: [255,222,173], - navy: [0,0,128], - oldlace: [253,245,230], - olive: [128,128,0], - olivedrab: [107,142,35], - orange: [255,165,0], - orangered: [255,69,0], - orchid: [218,112,214], - palegoldenrod: [238,232,170], - palegreen: [152,251,152], - paleturquoise: [175,238,238], - palevioletred: [219,112,147], - papayawhip: [255,239,213], - peachpuff: [255,218,185], - peru: [205,133,63], - pink: [255,192,203], - plum: [221,160,221], - powderblue: [176,224,230], - purple: [128,0,128], - rebeccapurple: [102, 51, 153], - red: [255,0,0], - rosybrown: [188,143,143], - royalblue: [65,105,225], - saddlebrown: [139,69,19], - salmon: [250,128,114], - sandybrown: [244,164,96], - seagreen: [46,139,87], - seashell: [255,245,238], - sienna: [160,82,45], - silver: [192,192,192], - skyblue: [135,206,235], - slateblue: [106,90,205], - slategray: [112,128,144], - slategrey: [112,128,144], - snow: [255,250,250], - springgreen: [0,255,127], - steelblue: [70,130,180], - tan: [210,180,140], - teal: [0,128,128], - thistle: [216,191,216], - tomato: [255,99,71], - turquoise: [64,224,208], - violet: [238,130,238], - wheat: [245,222,179], - white: [255,255,255], - whitesmoke: [245,245,245], - yellow: [255,255,0], - yellowgreen: [154,205,50] -}; + var alpha = this.alpha() * weight + color2.alpha() * (1 - weight); + this.setValues("alpha", alpha); -var reverseKeywords = {}; -for (var key in cssKeywords) { - reverseKeywords[JSON.stringify(cssKeywords[key])] = key; -} + return this; + }, -},{}],3:[function(require,module,exports){ -var conversions = require("./conversions"); + toJSON: function() { + return this.rgb(); + }, -var convert = function() { - return new Converter(); + clone: function() { + return new Color(this.rgb()); + } } -for (var func in conversions) { - // export Raw versions - convert[func + "Raw"] = (function(func) { - // accept array or plain args - return function(arg) { - if (typeof arg == "number") - arg = Array.prototype.slice.call(arguments); - return conversions[func](arg); - } - })(func); - var pair = /(\w+)2(\w+)/.exec(func), - from = pair[1], - to = pair[2]; +Color.prototype.getValues = function(space) { + var vals = {}; + for (var i = 0; i < space.length; i++) { + vals[space.charAt(i)] = this.values[space][i]; + } + if (this.values.alpha != 1) { + vals["a"] = this.values.alpha; + } + // {r: 255, g: 255, b: 255, a: 0.4} + return vals; +} - // export rgb2hsl and ["rgb"]["hsl"] - convert[from] = convert[from] || {}; +Color.prototype.setValues = function(space, vals) { + var spaces = { + "rgb": ["red", "green", "blue"], + "hsl": ["hue", "saturation", "lightness"], + "hsv": ["hue", "saturation", "value"], + "hwb": ["hue", "whiteness", "blackness"], + "cmyk": ["cyan", "magenta", "yellow", "black"] + }; - convert[from][to] = convert[func] = (function(func) { - return function(arg) { - if (typeof arg == "number") - arg = Array.prototype.slice.call(arguments); - - var val = conversions[func](arg); - if (typeof val == "string" || val === undefined) - return val; // keyword + var maxes = { + "rgb": [255, 255, 255], + "hsl": [360, 100, 100], + "hsv": [360, 100, 100], + "hwb": [360, 100, 100], + "cmyk": [100, 100, 100, 100] + }; - for (var i = 0; i < val.length; i++) - val[i] = Math.round(val[i]); - return val; + var alpha = 1; + if (space == "alpha") { + alpha = vals; + } else if (vals.length) { + // [10, 10, 10] + this.values[space] = vals.slice(0, space.length); + alpha = vals[space.length]; + } else if (vals[space.charAt(0)] !== undefined) { + // {r: 10, g: 10, b: 10} + for (var i = 0; i < space.length; i++) { + this.values[space][i] = vals[space.charAt(i)]; } - })(func); -} - + alpha = vals.a; + } else if (vals[spaces[space][0]] !== undefined) { + // {red: 10, green: 10, blue: 10} + var chans = spaces[space]; + for (var i = 0; i < space.length; i++) { + this.values[space][i] = vals[chans[i]]; + } + alpha = vals.alpha; + } + this.values.alpha = Math.max(0, Math.min(1, (alpha !== undefined ? alpha : this.values.alpha))); + if (space == "alpha") { + return; + } -/* Converter does lazy conversion and caching */ -var Converter = function() { - this.convs = {}; -}; + // cap values of the space prior converting all values + for (var i = 0; i < space.length; i++) { + var capped = Math.max(0, Math.min(maxes[space][i], this.values[space][i])); + this.values[space][i] = Math.round(capped); + } -/* Either get the values for a space or - set the values for a space, depending on args */ -Converter.prototype.routeSpace = function(space, args) { - var values = args[0]; - if (values === undefined) { - // color.rgb() - return this.getValues(space); - } - // color.rgb(10, 10, 10) - if (typeof values == "number") { - values = Array.prototype.slice.call(args); - } + // convert to all the other color spaces + for (var sname in spaces) { + if (sname != space) { + this.values[sname] = convert[space][sname](this.values[space]) + } - return this.setValues(space, values); -}; - -/* Set the values for a space, invalidating cache */ -Converter.prototype.setValues = function(space, values) { - this.space = space; - this.convs = {}; - this.convs[space] = values; - return this; -}; + // cap values + for (var i = 0; i < sname.length; i++) { + var capped = Math.max(0, Math.min(maxes[sname][i], this.values[sname][i])); + this.values[sname][i] = Math.round(capped); + } + } + return true; +} -/* Get the values for a space. If there's already - a conversion for the space, fetch it, otherwise - compute it */ -Converter.prototype.getValues = function(space) { - var vals = this.convs[space]; - if (!vals) { - var fspace = this.space, - from = this.convs[fspace]; - vals = convert[fspace][space](from); +Color.prototype.setSpace = function(space, args) { + var vals = args[0]; + if (vals === undefined) { + // color.rgb() + return this.getValues(space); + } + // color.rgb(10, 10, 10) + if (typeof vals == "number") { + vals = Array.prototype.slice.call(args); + } + this.setValues(space, vals); + return this; +} - this.convs[space] = vals; - } - return vals; -}; +Color.prototype.setChannel = function(space, index, val) { + if (val === undefined) { + // color.red() + return this.values[space][index]; + } + // color.red(100) + this.values[space][index] = val; + this.setValues(space, this.values[space]); + return this; +} -["rgb", "hsl", "hsv", "cmyk", "keyword"].forEach(function(space) { - Converter.prototype[space] = function(vals) { - return this.routeSpace(space, arguments); - } -}); +window.Color = module.exports = Color -module.exports = convert; -},{"./conversions":2}],4:[function(require,module,exports){ +},{"color-convert":2,"color-string":3}],5:[function(require,module,exports){ module.exports = { "aliceblue": [240, 248, 255], "antiquewhite": [250, 235, 215], @@ -1361,230 +1584,7 @@ module.exports = { "yellow": [255, 255, 0], "yellowgreen": [154, 205, 50] }; -},{}],5:[function(require,module,exports){ -/* MIT license */ -var colorNames = require('color-name'); - -module.exports = { - getRgba: getRgba, - getHsla: getHsla, - getRgb: getRgb, - getHsl: getHsl, - getHwb: getHwb, - getAlpha: getAlpha, - - hexString: hexString, - rgbString: rgbString, - rgbaString: rgbaString, - percentString: percentString, - percentaString: percentaString, - hslString: hslString, - hslaString: hslaString, - hwbString: hwbString, - keyword: keyword -} - -function getRgba(string) { - if (!string) { - return; - } - var abbr = /^#([a-fA-F0-9]{3})$/, - hex = /^#([a-fA-F0-9]{6})$/, - rgba = /^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, - per = /^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, - keyword = /(\w+)/; - - var rgb = [0, 0, 0], - a = 1, - match = string.match(abbr); - if (match) { - match = match[1]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i] + match[i], 16); - } - } - else if (match = string.match(hex)) { - match = match[1]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match.slice(i * 2, i * 2 + 2), 16); - } - } - else if (match = string.match(rgba)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i + 1]); - } - a = parseFloat(match[4]); - } - else if (match = string.match(per)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); - } - a = parseFloat(match[4]); - } - else if (match = string.match(keyword)) { - if (match[1] == "transparent") { - return [0, 0, 0, 0]; - } - rgb = colorNames[match[1]]; - if (!rgb) { - return; - } - } - - for (var i = 0; i < rgb.length; i++) { - rgb[i] = scale(rgb[i], 0, 255); - } - if (!a && a != 0) { - a = 1; - } - else { - a = scale(a, 0, 1); - } - rgb[3] = a; - return rgb; -} - -function getHsla(string) { - if (!string) { - return; - } - var hsl = /^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hsl); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - s = scale(parseFloat(match[2]), 0, 100), - l = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, s, l, a]; - } -} - -function getHwb(string) { - if (!string) { - return; - } - var hwb = /^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hwb); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - w = scale(parseFloat(match[2]), 0, 100), - b = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, w, b, a]; - } -} - -function getRgb(string) { - var rgba = getRgba(string); - return rgba && rgba.slice(0, 3); -} - -function getHsl(string) { - var hsla = getHsla(string); - return hsla && hsla.slice(0, 3); -} - -function getAlpha(string) { - var vals = getRgba(string); - if (vals) { - return vals[3]; - } - else if (vals = getHsla(string)) { - return vals[3]; - } - else if (vals = getHwb(string)) { - return vals[3]; - } -} - -// generators -function hexString(rgb) { - return "#" + hexDouble(rgb[0]) + hexDouble(rgb[1]) - + hexDouble(rgb[2]); -} - -function rgbString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return rgbaString(rgba, alpha); - } - return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; -} - -function rgbaString(rgba, alpha) { - if (alpha === undefined) { - alpha = (rgba[3] !== undefined ? rgba[3] : 1); - } - return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] - + ", " + alpha + ")"; -} - -function percentString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return percentaString(rgba, alpha); - } - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - - return "rgb(" + r + "%, " + g + "%, " + b + "%)"; -} - -function percentaString(rgba, alpha) { - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha || rgba[3] || 1) + ")"; -} - -function hslString(hsla, alpha) { - if (alpha < 1 || (hsla[3] && hsla[3] < 1)) { - return hslaString(hsla, alpha); - } - return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; -} - -function hslaString(hsla, alpha) { - if (alpha === undefined) { - alpha = (hsla[3] !== undefined ? hsla[3] : 1); - } - return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " - + alpha + ")"; -} - -// hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax -// (hwb have alpha optional & 1 is default value) -function hwbString(hwb, alpha) { - if (alpha === undefined) { - alpha = (hwb[3] !== undefined ? hwb[3] : 1); - } - return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" - + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; -} - -function keyword(rgb) { - return reverseNames[rgb.slice(0, 3)]; -} - -// helpers -function scale(num, min, max) { - return Math.min(Math.max(min, num), max); -} - -function hexDouble(num) { - var str = num.toString(16).toUpperCase(); - return (str.length < 2) ? "0" + str : str; -} - - -//create a list of reverse color names -var reverseNames = {}; -for (var name in colorNames) { - reverseNames[colorNames[name]] = name; -} - -},{"color-name":4}],6:[function(require,module,exports){ +},{}],6:[function(require,module,exports){ //! moment.js //! version : 2.11.2 //! authors : Tim Wood, Iskren Chernev, Moment.js contributors @@ -5192,7505 +5192,7506 @@ for (var name in colorNames) { })); },{}],7:[function(require,module,exports){ -/*! - * Chart.js - * http://chartjs.org/ - * Version: 2.0.0-beta2 - * - * Copyright 2015 Nick Downie - * Released under the MIT license - * https://github.com/nnnick/Chart.js/blob/master/LICENSE.md - */ - - -var Chart = require('./core/core.js')(); - -require('./core/core.helpers')(Chart); -require('./core/core.element')(Chart); -require('./core/core.animation')(Chart); -require('./core/core.controller')(Chart); -require('./core/core.datasetController')(Chart); -require('./core/core.layoutService')(Chart); -require('./core/core.legend')(Chart); -require('./core/core.scale')(Chart); -require('./core/core.scaleService')(Chart); -require('./core/core.title')(Chart); -require('./core/core.tooltip')(Chart); - -require('./controllers/controller.bar')(Chart); -require('./controllers/controller.bubble')(Chart); -require('./controllers/controller.doughnut')(Chart); -require('./controllers/controller.line')(Chart); -require('./controllers/controller.polarArea')(Chart); -require('./controllers/controller.radar')(Chart); - -require('./scales/scale.category')(Chart); -require('./scales/scale.linear')(Chart); -require('./scales/scale.logarithmic')(Chart); -require('./scales/scale.radialLinear')(Chart); -require('./scales/scale.time')(Chart); - -require('./elements/element.arc')(Chart); -require('./elements/element.line')(Chart); -require('./elements/element.point')(Chart); -require('./elements/element.rectangle')(Chart); - -require('./charts/Chart.Bar')(Chart); -require('./charts/Chart.Bubble')(Chart); -require('./charts/Chart.Doughnut')(Chart); -require('./charts/Chart.Line')(Chart); -require('./charts/Chart.PolarArea')(Chart); -require('./charts/Chart.Radar')(Chart); -require('./charts/Chart.Scatter')(Chart); - -window.Chart = module.exports = Chart; +/*! + * Chart.js + * http://chartjs.org/ + * Version: 2.0.0-beta2 + * + * Copyright 2015 Nick Downie + * Released under the MIT license + * https://github.com/nnnick/Chart.js/blob/master/LICENSE.md + */ + + +var Chart = require('./core/core.js')(); + +require('./core/core.helpers')(Chart); +require('./core/core.element')(Chart); +require('./core/core.animation')(Chart); +require('./core/core.controller')(Chart); +require('./core/core.datasetController')(Chart); +require('./core/core.layoutService')(Chart); +require('./core/core.legend')(Chart); +require('./core/core.scale')(Chart); +require('./core/core.scaleService')(Chart); +require('./core/core.title')(Chart); +require('./core/core.tooltip')(Chart); + +require('./controllers/controller.bar')(Chart); +require('./controllers/controller.bubble')(Chart); +require('./controllers/controller.doughnut')(Chart); +require('./controllers/controller.line')(Chart); +require('./controllers/controller.polarArea')(Chart); +require('./controllers/controller.radar')(Chart); + +require('./scales/scale.category')(Chart); +require('./scales/scale.linear')(Chart); +require('./scales/scale.logarithmic')(Chart); +require('./scales/scale.radialLinear')(Chart); +require('./scales/scale.time')(Chart); + +require('./elements/element.arc')(Chart); +require('./elements/element.line')(Chart); +require('./elements/element.point')(Chart); +require('./elements/element.rectangle')(Chart); + +require('./charts/Chart.Bar')(Chart); +require('./charts/Chart.Bubble')(Chart); +require('./charts/Chart.Doughnut')(Chart); +require('./charts/Chart.Line')(Chart); +require('./charts/Chart.PolarArea')(Chart); +require('./charts/Chart.Radar')(Chart); +require('./charts/Chart.Scatter')(Chart); + +window.Chart = module.exports = Chart; },{"./charts/Chart.Bar":8,"./charts/Chart.Bubble":9,"./charts/Chart.Doughnut":10,"./charts/Chart.Line":11,"./charts/Chart.PolarArea":12,"./charts/Chart.Radar":13,"./charts/Chart.Scatter":14,"./controllers/controller.bar":15,"./controllers/controller.bubble":16,"./controllers/controller.doughnut":17,"./controllers/controller.line":18,"./controllers/controller.polarArea":19,"./controllers/controller.radar":20,"./core/core.animation":21,"./core/core.controller":22,"./core/core.datasetController":23,"./core/core.element":24,"./core/core.helpers":25,"./core/core.js":26,"./core/core.layoutService":27,"./core/core.legend":28,"./core/core.scale":29,"./core/core.scaleService":30,"./core/core.title":31,"./core/core.tooltip":32,"./elements/element.arc":33,"./elements/element.line":34,"./elements/element.point":35,"./elements/element.rectangle":36,"./scales/scale.category":37,"./scales/scale.linear":38,"./scales/scale.logarithmic":39,"./scales/scale.radialLinear":40,"./scales/scale.time":41}],8:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Bar = function(context, config) { - config.type = 'bar'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Bar = function(context, config) { + config.type = 'bar'; + + return new Chart(context, config); + }; + }; },{}],9:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Bubble = function(context, config) { - config.type = 'bubble'; - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Bubble = function(context, config) { + config.type = 'bubble'; + return new Chart(context, config); + }; + }; },{}],10:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Doughnut = function(context, config) { - config.type = 'doughnut'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Doughnut = function(context, config) { + config.type = 'doughnut'; + + return new Chart(context, config); + }; + }; },{}],11:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Line = function(context, config) { - config.type = 'line'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Line = function(context, config) { + config.type = 'line'; + + return new Chart(context, config); + }; + }; },{}],12:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.PolarArea = function(context, config) { - config.type = 'polarArea'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.PolarArea = function(context, config) { + config.type = 'polarArea'; + + return new Chart(context, config); + }; + }; },{}],13:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - aspectRatio: 1 - }; - - Chart.Radar = function(context, config) { - config.options = helpers.configMerge(defaultConfig, config.options); - config.type = 'radar'; - - return new Chart(context, config); - }; - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + aspectRatio: 1 + }; + + Chart.Radar = function(context, config) { + config.options = helpers.configMerge(defaultConfig, config.options); + config.type = 'radar'; + + return new Chart(context, config); + }; + +}; },{}],14:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var defaultConfig = { - hover: { - mode: 'single' - }, - - scales: { - xAxes: [{ - type: "linear", // scatter should not use a category axis - position: "bottom", - id: "x-axis-1" // need an ID so datasets can reference the scale - }], - yAxes: [{ - type: "linear", - position: "left", - id: "y-axis-1" - }] - }, - - tooltips: { - callbacks: { - title: function(tooltipItems, data) { - // Title doesn't make sense for scatter since we format the data as a point - return ''; - }, - label: function(tooltipItem, data) { - return '(' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + ')'; - } - } - } - }; - - // Register the default config for this type - Chart.defaults.scatter = defaultConfig; - - // Scatter charts use line controllers - Chart.controllers.scatter = Chart.controllers.line; - - Chart.Scatter = function(context, config) { - config.type = 'scatter'; - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + var defaultConfig = { + hover: { + mode: 'single' + }, + + scales: { + xAxes: [{ + type: "linear", // scatter should not use a category axis + position: "bottom", + id: "x-axis-1" // need an ID so datasets can reference the scale + }], + yAxes: [{ + type: "linear", + position: "left", + id: "y-axis-1" + }] + }, + + tooltips: { + callbacks: { + title: function(tooltipItems, data) { + // Title doesn't make sense for scatter since we format the data as a point + return ''; + }, + label: function(tooltipItem, data) { + return '(' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + ')'; + } + } + } + }; + + // Register the default config for this type + Chart.defaults.scatter = defaultConfig; + + // Scatter charts use line controllers + Chart.controllers.scatter = Chart.controllers.line; + + Chart.Scatter = function(context, config) { + config.type = 'scatter'; + return new Chart(context, config); + }; + }; },{}],15:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.bar = { - hover: { - mode: "label" - }, - - scales: { - xAxes: [{ - type: "category", - - // Specific to Bar Controller - categoryPercentage: 0.8, - barPercentage: 0.9, - - // grid line settings - gridLines: { - offsetGridLines: true - } - }], - yAxes: [{ - type: "linear" - }] - } - }; - - Chart.controllers.bar = Chart.DatasetController.extend({ - initialize: function(chart, datasetIndex) { - Chart.DatasetController.prototype.initialize.call(this, chart, datasetIndex); - - // Use this to indicate that this is a bar dataset. - this.getDataset().bar = true; - }, - // Get the number of datasets that display bars. We use this to correctly calculate the bar width - getBarCount: function getBarCount() { - var barCount = 0; - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && dataset.bar) { - ++barCount; - } - }); - return barCount; - }, - - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Rectangle({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var rectangle = new Chart.elements.Rectangle({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - var numBars = this.getBarCount(); - - this.updateElement(rectangle, index, true, numBars); - this.getDataset().metaData.splice(index, 0, rectangle); - }, - - update: function update(reset) { - var numBars = this.getBarCount(); - - helpers.each(this.getDataset().metaData, function(rectangle, index) { - this.updateElement(rectangle, index, reset, numBars); - }, this); - }, - - updateElement: function updateElement(rectangle, index, reset, numBars) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var yScalePoint; - - if (yScale.min < 0 && yScale.max < 0) { - // all less than 0. use the top - yScalePoint = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - yScalePoint = yScale.getPixelForValue(yScale.min); - } else { - yScalePoint = yScale.getPixelForValue(0); - } - - helpers.extend(rectangle, { - // Utility - _chart: this.chart.chart, - _xScale: xScale, - _yScale: yScale, - _datasetIndex: this.index, - _index: index, - - - // Desired view properties - _model: { - x: this.calculateBarX(index, this.index), - y: reset ? yScalePoint : this.calculateBarY(index, this.index), - - // Tooltip - label: this.chart.data.labels[index], - datasetLabel: this.getDataset().label, - - // Appearance - base: reset ? yScalePoint : this.calculateBarBase(this.index, index), - width: this.calculateBarWidth(numBars), - backgroundColor: rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor), - borderSkipped: rectangle.custom && rectangle.custom.borderSkipped ? rectangle.custom.borderSkipped : this.chart.options.elements.rectangle.borderSkipped, - borderColor: rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor), - borderWidth: rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth) - } - }); - rectangle.pivot(); - }, - - calculateBarBase: function(datasetIndex, index) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var base = 0; - - if (yScale.options.stacked) { - - var value = this.chart.data.datasets[datasetIndex].data[index]; - - if (value < 0) { - for (var i = 0; i < datasetIndex; i++) { - var negDS = this.chart.data.datasets[i]; - if (helpers.isDatasetVisible(negDS) && negDS.yAxisID === yScale.id && negDS.bar) { - base += negDS.data[index] < 0 ? negDS.data[index] : 0; - } - } - } else { - for (var j = 0; j < datasetIndex; j++) { - var posDS = this.chart.data.datasets[j]; - if (helpers.isDatasetVisible(posDS) && posDS.yAxisID === yScale.id && posDS.bar) { - base += posDS.data[index] > 0 ? posDS.data[index] : 0; - } - } - } - - return yScale.getPixelForValue(base); - } - - base = yScale.getPixelForValue(yScale.min); - - if (yScale.beginAtZero || ((yScale.min <= 0 && yScale.max >= 0) || (yScale.min >= 0 && yScale.max <= 0))) { - base = yScale.getPixelForValue(0, 0); - //base += yScale.options.gridLines.lineWidth; - } else if (yScale.min < 0 && yScale.max < 0) { - // All values are negative. Use the top as the base - base = yScale.getPixelForValue(yScale.max); - } - - return base; - - }, - - getRuler: function() { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var datasetCount = this.getBarCount(); - - var tickWidth = (function() { - var min = xScale.getPixelForTick(1) - xScale.getPixelForTick(0); - for (var i = 2; i < this.getDataset().data.length; i++) { - min = Math.min(xScale.getPixelForTick(i) - xScale.getPixelForTick(i - 1), min); - } - return min; - }).call(this); - var categoryWidth = tickWidth * xScale.options.categoryPercentage; - var categorySpacing = (tickWidth - (tickWidth * xScale.options.categoryPercentage)) / 2; - var fullBarWidth = categoryWidth / datasetCount; - var barWidth = fullBarWidth * xScale.options.barPercentage; - var barSpacing = fullBarWidth - (fullBarWidth * xScale.options.barPercentage); - - return { - datasetCount: datasetCount, - tickWidth: tickWidth, - categoryWidth: categoryWidth, - categorySpacing: categorySpacing, - fullBarWidth: fullBarWidth, - barWidth: barWidth, - barSpacing: barSpacing - }; - }, - - calculateBarWidth: function() { - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var ruler = this.getRuler(); - return xScale.options.stacked ? ruler.categoryWidth : ruler.barWidth; - }, - - // Get bar index from the given dataset index accounting for the fact that not all bars are visible - getBarIndex: function(datasetIndex) { - var barIndex = 0; - - for (var j = 0; j < datasetIndex; ++j) { - if (helpers.isDatasetVisible(this.chart.data.datasets[j]) && this.chart.data.datasets[j].bar) { - ++barIndex; - } - } - - return barIndex; - }, - - calculateBarX: function(index, datasetIndex) { - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var barIndex = this.getBarIndex(datasetIndex); - - var ruler = this.getRuler(); - var leftTick = xScale.getPixelForValue(null, index, datasetIndex, this.chart.isCombo); - leftTick -= this.chart.isCombo ? (ruler.tickWidth / 2) : 0; - - if (xScale.options.stacked) { - return leftTick + (ruler.categoryWidth / 2) + ruler.categorySpacing; - } - - return leftTick + - (ruler.barWidth / 2) + - ruler.categorySpacing + - (ruler.barWidth * barIndex) + - (ruler.barSpacing / 2) + - (ruler.barSpacing * barIndex); - }, - - calculateBarY: function(index, datasetIndex) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var value = this.getDataset().data[index]; - - if (yScale.options.stacked) { - - var sumPos = 0, - sumNeg = 0; - - for (var i = 0; i < datasetIndex; i++) { - var ds = this.chart.data.datasets[i]; - if (helpers.isDatasetVisible(ds) && ds.bar && ds.yAxisID === yScale.id) { - if (ds.data[index] < 0) { - sumNeg += ds.data[index] || 0; - } else { - sumPos += ds.data[index] || 0; - } - } - } - - if (value < 0) { - return yScale.getPixelForValue(sumNeg + value); - } else { - return yScale.getPixelForValue(sumPos + value); - } - - return yScale.getPixelForValue(value); - } - - return yScale.getPixelForValue(value); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(rectangle, index) { - var d = this.getDataset().data[index]; - if (d !== null && d !== undefined && !isNaN(d)) { - rectangle.transition(easingDecimal).draw(); - } - }, this); - }, - - setHoverStyle: function(rectangle) { - var dataset = this.chart.data.datasets[rectangle._datasetIndex]; - var index = rectangle._index; - - rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.hoverBackgroundColor ? rectangle.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(rectangle._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - rectangle._model.borderColor = rectangle.custom && rectangle.custom.hoverBorderColor ? rectangle.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(rectangle._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - rectangle._model.borderWidth = rectangle.custom && rectangle.custom.hoverBorderWidth ? rectangle.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, rectangle._model.borderWidth); - }, - - removeHoverStyle: function(rectangle) { - var dataset = this.chart.data.datasets[rectangle._datasetIndex]; - var index = rectangle._index; - - rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor); - rectangle._model.borderColor = rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor); - rectangle._model.borderWidth = rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth); - } - - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.bar = { + hover: { + mode: "label" + }, + + scales: { + xAxes: [{ + type: "category", + + // Specific to Bar Controller + categoryPercentage: 0.8, + barPercentage: 0.9, + + // grid line settings + gridLines: { + offsetGridLines: true + } + }], + yAxes: [{ + type: "linear" + }] + } + }; + + Chart.controllers.bar = Chart.DatasetController.extend({ + initialize: function(chart, datasetIndex) { + Chart.DatasetController.prototype.initialize.call(this, chart, datasetIndex); + + // Use this to indicate that this is a bar dataset. + this.getDataset().bar = true; + }, + // Get the number of datasets that display bars. We use this to correctly calculate the bar width + getBarCount: function getBarCount() { + var barCount = 0; + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && dataset.bar) { + ++barCount; + } + }); + return barCount; + }, + + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Rectangle({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var rectangle = new Chart.elements.Rectangle({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + var numBars = this.getBarCount(); + + this.updateElement(rectangle, index, true, numBars); + this.getDataset().metaData.splice(index, 0, rectangle); + }, + + update: function update(reset) { + var numBars = this.getBarCount(); + + helpers.each(this.getDataset().metaData, function(rectangle, index) { + this.updateElement(rectangle, index, reset, numBars); + }, this); + }, + + updateElement: function updateElement(rectangle, index, reset, numBars) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var yScalePoint; + + if (yScale.min < 0 && yScale.max < 0) { + // all less than 0. use the top + yScalePoint = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + yScalePoint = yScale.getPixelForValue(yScale.min); + } else { + yScalePoint = yScale.getPixelForValue(0); + } + + helpers.extend(rectangle, { + // Utility + _chart: this.chart.chart, + _xScale: xScale, + _yScale: yScale, + _datasetIndex: this.index, + _index: index, + + + // Desired view properties + _model: { + x: this.calculateBarX(index, this.index), + y: reset ? yScalePoint : this.calculateBarY(index, this.index), + + // Tooltip + label: this.chart.data.labels[index], + datasetLabel: this.getDataset().label, + + // Appearance + base: reset ? yScalePoint : this.calculateBarBase(this.index, index), + width: this.calculateBarWidth(numBars), + backgroundColor: rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor), + borderSkipped: rectangle.custom && rectangle.custom.borderSkipped ? rectangle.custom.borderSkipped : this.chart.options.elements.rectangle.borderSkipped, + borderColor: rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor), + borderWidth: rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth) + } + }); + rectangle.pivot(); + }, + + calculateBarBase: function(datasetIndex, index) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var base = 0; + + if (yScale.options.stacked) { + + var value = this.chart.data.datasets[datasetIndex].data[index]; + + if (value < 0) { + for (var i = 0; i < datasetIndex; i++) { + var negDS = this.chart.data.datasets[i]; + if (helpers.isDatasetVisible(negDS) && negDS.yAxisID === yScale.id && negDS.bar) { + base += negDS.data[index] < 0 ? negDS.data[index] : 0; + } + } + } else { + for (var j = 0; j < datasetIndex; j++) { + var posDS = this.chart.data.datasets[j]; + if (helpers.isDatasetVisible(posDS) && posDS.yAxisID === yScale.id && posDS.bar) { + base += posDS.data[index] > 0 ? posDS.data[index] : 0; + } + } + } + + return yScale.getPixelForValue(base); + } + + base = yScale.getPixelForValue(yScale.min); + + if (yScale.beginAtZero || ((yScale.min <= 0 && yScale.max >= 0) || (yScale.min >= 0 && yScale.max <= 0))) { + base = yScale.getPixelForValue(0, 0); + //base += yScale.options.gridLines.lineWidth; + } else if (yScale.min < 0 && yScale.max < 0) { + // All values are negative. Use the top as the base + base = yScale.getPixelForValue(yScale.max); + } + + return base; + + }, + + getRuler: function() { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var datasetCount = this.getBarCount(); + + var tickWidth = (function() { + var min = xScale.getPixelForTick(1) - xScale.getPixelForTick(0); + for (var i = 2; i < this.getDataset().data.length; i++) { + min = Math.min(xScale.getPixelForTick(i) - xScale.getPixelForTick(i - 1), min); + } + return min; + }).call(this); + var categoryWidth = tickWidth * xScale.options.categoryPercentage; + var categorySpacing = (tickWidth - (tickWidth * xScale.options.categoryPercentage)) / 2; + var fullBarWidth = categoryWidth / datasetCount; + var barWidth = fullBarWidth * xScale.options.barPercentage; + var barSpacing = fullBarWidth - (fullBarWidth * xScale.options.barPercentage); + + return { + datasetCount: datasetCount, + tickWidth: tickWidth, + categoryWidth: categoryWidth, + categorySpacing: categorySpacing, + fullBarWidth: fullBarWidth, + barWidth: barWidth, + barSpacing: barSpacing + }; + }, + + calculateBarWidth: function() { + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var ruler = this.getRuler(); + return xScale.options.stacked ? ruler.categoryWidth : ruler.barWidth; + }, + + // Get bar index from the given dataset index accounting for the fact that not all bars are visible + getBarIndex: function(datasetIndex) { + var barIndex = 0; + + for (var j = 0; j < datasetIndex; ++j) { + if (helpers.isDatasetVisible(this.chart.data.datasets[j]) && this.chart.data.datasets[j].bar) { + ++barIndex; + } + } + + return barIndex; + }, + + calculateBarX: function(index, datasetIndex) { + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var barIndex = this.getBarIndex(datasetIndex); + + var ruler = this.getRuler(); + var leftTick = xScale.getPixelForValue(null, index, datasetIndex, this.chart.isCombo); + leftTick -= this.chart.isCombo ? (ruler.tickWidth / 2) : 0; + + if (xScale.options.stacked) { + return leftTick + (ruler.categoryWidth / 2) + ruler.categorySpacing; + } + + return leftTick + + (ruler.barWidth / 2) + + ruler.categorySpacing + + (ruler.barWidth * barIndex) + + (ruler.barSpacing / 2) + + (ruler.barSpacing * barIndex); + }, + + calculateBarY: function(index, datasetIndex) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var value = this.getDataset().data[index]; + + if (yScale.options.stacked) { + + var sumPos = 0, + sumNeg = 0; + + for (var i = 0; i < datasetIndex; i++) { + var ds = this.chart.data.datasets[i]; + if (helpers.isDatasetVisible(ds) && ds.bar && ds.yAxisID === yScale.id) { + if (ds.data[index] < 0) { + sumNeg += ds.data[index] || 0; + } else { + sumPos += ds.data[index] || 0; + } + } + } + + if (value < 0) { + return yScale.getPixelForValue(sumNeg + value); + } else { + return yScale.getPixelForValue(sumPos + value); + } + + return yScale.getPixelForValue(value); + } + + return yScale.getPixelForValue(value); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(rectangle, index) { + var d = this.getDataset().data[index]; + if (d !== null && d !== undefined && !isNaN(d)) { + rectangle.transition(easingDecimal).draw(); + } + }, this); + }, + + setHoverStyle: function(rectangle) { + var dataset = this.chart.data.datasets[rectangle._datasetIndex]; + var index = rectangle._index; + + rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.hoverBackgroundColor ? rectangle.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(rectangle._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + rectangle._model.borderColor = rectangle.custom && rectangle.custom.hoverBorderColor ? rectangle.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(rectangle._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + rectangle._model.borderWidth = rectangle.custom && rectangle.custom.hoverBorderWidth ? rectangle.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, rectangle._model.borderWidth); + }, + + removeHoverStyle: function(rectangle) { + var dataset = this.chart.data.datasets[rectangle._datasetIndex]; + var index = rectangle._index; + + rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor); + rectangle._model.borderColor = rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor); + rectangle._model.borderWidth = rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth); + } + + }); +}; },{}],16:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.bubble = { - hover: { - mode: "single" - }, - - scales: { - xAxes: [{ - type: "linear", // bubble should probably use a linear scale by default - position: "bottom", - id: "x-axis-0" // need an ID so datasets can reference the scale - }], - yAxes: [{ - type: "linear", - position: "left", - id: "y-axis-0" - }] - }, - - tooltips: { - callbacks: { - title: function(tooltipItems, data) { - // Title doesn't make sense for scatter since we format the data as a point - return ''; - }, - label: function(tooltipItem, data) { - var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; - var dataPoint = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; - return datasetLabel + ': (' + dataPoint.x + ', ' + dataPoint.y + ', ' + dataPoint.r + ')'; - } - } - } - }; - - - Chart.controllers.bubble = Chart.DatasetController.extend({ - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - }, - - update: function update(reset) { - var points = this.getDataset().metaData; - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - }, - - updateElement: function(point, index, reset) { - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - helpers.extend(point, { - // Utility - _chart: this.chart.chart, - _xScale: xScale, - _yScale: yScale, - _datasetIndex: this.index, - _index: index, - - // Desired view properties - _model: { - x: reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), - y: reset ? scaleBase : yScale.getPixelForValue(this.getDataset().data[index], index, this.index), - // Appearance - radius: reset ? 0 : point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[index]), - backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor), - borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor), - borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth), - - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - } - }); - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - - point.pivot(); - }, - - getRadius: function(value) { - return value.r || this.chart.options.elements.point.radius; - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition and Draw the Points - helpers.each(this.getDataset().metaData, function(point, index) { - point.transition(easingDecimal); - point.draw(); - }); - - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : (helpers.getValueAtIndexOrDefault(dataset.hoverRadius, index, this.chart.options.elements.point.hoverRadius)) + this.getRadius(this.getDataset().data[point._index]); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[point._index]); - point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor); - point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor); - point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.bubble = { + hover: { + mode: "single" + }, + + scales: { + xAxes: [{ + type: "linear", // bubble should probably use a linear scale by default + position: "bottom", + id: "x-axis-0" // need an ID so datasets can reference the scale + }], + yAxes: [{ + type: "linear", + position: "left", + id: "y-axis-0" + }] + }, + + tooltips: { + callbacks: { + title: function(tooltipItems, data) { + // Title doesn't make sense for scatter since we format the data as a point + return ''; + }, + label: function(tooltipItem, data) { + var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; + var dataPoint = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; + return datasetLabel + ': (' + dataPoint.x + ', ' + dataPoint.y + ', ' + dataPoint.r + ')'; + } + } + } + }; + + + Chart.controllers.bubble = Chart.DatasetController.extend({ + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + }, + + update: function update(reset) { + var points = this.getDataset().metaData; + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + }, + + updateElement: function(point, index, reset) { + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + helpers.extend(point, { + // Utility + _chart: this.chart.chart, + _xScale: xScale, + _yScale: yScale, + _datasetIndex: this.index, + _index: index, + + // Desired view properties + _model: { + x: reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), + y: reset ? scaleBase : yScale.getPixelForValue(this.getDataset().data[index], index, this.index), + // Appearance + radius: reset ? 0 : point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[index]), + backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor), + borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor), + borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth), + + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + } + }); + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + + point.pivot(); + }, + + getRadius: function(value) { + return value.r || this.chart.options.elements.point.radius; + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition and Draw the Points + helpers.each(this.getDataset().metaData, function(point, index) { + point.transition(easingDecimal); + point.draw(); + }); + + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : (helpers.getValueAtIndexOrDefault(dataset.hoverRadius, index, this.chart.options.elements.point.hoverRadius)) + this.getRadius(this.getDataset().data[point._index]); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[point._index]); + point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor); + point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor); + point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth); + } + }); }; },{}],17:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.doughnut = { - animation: { - //Boolean - Whether we animate the rotation of the Doughnut - animateRotate: true, - //Boolean - Whether we animate scaling the Doughnut from the centre - animateScale: false - }, - aspectRatio: 1, - hover: { - mode: 'single' - }, - legendCallback: function(chart) { - var text = []; - text.push(''); - return text.join(""); - }, - legend: { - labels: { - generateLabels: function(data) { - if (data.labels.length && data.datasets.length) { - return data.labels.map(function(label, i) { - return { - text: label, - fillStyle: data.datasets[0].backgroundColor[i], - hidden: isNaN(data.datasets[0].data[i]), - - // Extra data used for toggling the correct item - index: i - }; - }); - } else { - return []; - } - } - }, - onClick: function(e, legendItem) { - helpers.each(this.chart.data.datasets, function(dataset) { - dataset.metaHiddenData = dataset.metaHiddenData || []; - var idx = legendItem.index; - - if (!isNaN(dataset.data[idx])) { - dataset.metaHiddenData[idx] = dataset.data[idx]; - dataset.data[idx] = NaN; - } else if (!isNaN(dataset.metaHiddenData[idx])) { - dataset.data[idx] = dataset.metaHiddenData[idx]; - } - }); - - this.chart.update(); - } - }, - - //The percentage of the chart that we cut out of the middle. - cutoutPercentage: 50, - - // Need to override these to give a nice default - tooltips: { - callbacks: { - title: function() { - return ''; - }, - label: function(tooltipItem, data) { - return data.labels[tooltipItem.index] + ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; - } - } - } - }; - - Chart.defaults.pie = helpers.clone(Chart.defaults.doughnut); - helpers.extend(Chart.defaults.pie, { - cutoutPercentage: 0 - }); - - - Chart.controllers.doughnut = Chart.controllers.pie = Chart.DatasetController.extend({ - linkScales: function() { - // no scales for doughnut - }, - - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index, colorForNewElement) { - this.getDataset().metaData = this.getDataset().metaData || []; - var arc = new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - if (colorForNewElement && helpers.isArray(this.getDataset().backgroundColor)) { - this.getDataset().backgroundColor.splice(index, 0, colorForNewElement); - } - - // Reset the point - this.updateElement(arc, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, arc); - }, - - getVisibleDatasetCount: function getVisibleDatasetCount() { - return helpers.where(this.chart.data.datasets, function(ds) { - return helpers.isDatasetVisible(ds); - }).length; - }, - - // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly - getRingIndex: function getRingIndex(datasetIndex) { - var ringIndex = 0; - - for (var j = 0; j < datasetIndex; ++j) { - if (helpers.isDatasetVisible(this.chart.data.datasets[j])) { - ++ringIndex; - } - } - - return ringIndex; - }, - - update: function update(reset) { - var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); - - this.chart.outerRadius = Math.max((minSize / 2) - this.chart.options.elements.arc.borderWidth / 2, 0); - this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); - this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); - - this.getDataset().total = 0; - helpers.each(this.getDataset().data, function(value) { - if (!isNaN(value)) { - this.getDataset().total += Math.abs(value); - } - }, this); - - this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.getRingIndex(this.index)); - this.innerRadius = this.outerRadius - this.chart.radiusLength; - - helpers.each(this.getDataset().metaData, function(arc, index) { - this.updateElement(arc, index, reset); - }, this); - }, - updateElement: function(arc, index, reset) { - var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; - var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; - var startAngle = Math.PI * -0.5; // non reset case handled later - var endAngle = Math.PI * -0.5; // non reset case handled later - var circumference = reset && this.chart.options.animation.animateRotate ? 0 : this.calculateCircumference(this.getDataset().data[index]); - var innerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.innerRadius; - var outerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.outerRadius; - - helpers.extend(arc, { - // Utility - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - - // Desired view properties - _model: { - x: centerX, - y: centerY, - startAngle: startAngle, - endAngle: endAngle, - circumference: circumference, - outerRadius: outerRadius, - innerRadius: innerRadius, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - hoverBackgroundColor: arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor, index, this.chart.options.elements.arc.hoverBackgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.getDataset().label, index, this.chart.data.labels[index]) - } - }); - - // Set correct angles if not resetting - if (!reset) { - - if (index === 0) { - arc._model.startAngle = Math.PI * -0.5; // use - PI / 2 instead of 3PI / 2 to make animations better. It means that we never deal with overflow during the transition function - } else { - arc._model.startAngle = this.getDataset().metaData[index - 1]._model.endAngle; - } - - arc._model.endAngle = arc._model.startAngle + arc._model.circumference; - } - - arc.pivot(); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(arc, index) { - arc.transition(easingDecimal).draw(); - }); - }, - - setHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); - }, - - removeHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); - arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); - arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); - }, - - calculateCircumference: function(value) { - if (this.getDataset().total > 0 && !isNaN(value)) { - return (Math.PI * 1.999999) * (value / this.getDataset().total); - } else { - return 0; - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.doughnut = { + animation: { + //Boolean - Whether we animate the rotation of the Doughnut + animateRotate: true, + //Boolean - Whether we animate scaling the Doughnut from the centre + animateScale: false + }, + aspectRatio: 1, + hover: { + mode: 'single' + }, + legendCallback: function(chart) { + var text = []; + text.push(''); + return text.join(""); + }, + legend: { + labels: { + generateLabels: function(data) { + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + return { + text: label, + fillStyle: data.datasets[0].backgroundColor[i], + hidden: isNaN(data.datasets[0].data[i]), + + // Extra data used for toggling the correct item + index: i + }; + }); + } else { + return []; + } + } + }, + onClick: function(e, legendItem) { + helpers.each(this.chart.data.datasets, function(dataset) { + dataset.metaHiddenData = dataset.metaHiddenData || []; + var idx = legendItem.index; + + if (!isNaN(dataset.data[idx])) { + dataset.metaHiddenData[idx] = dataset.data[idx]; + dataset.data[idx] = NaN; + } else if (!isNaN(dataset.metaHiddenData[idx])) { + dataset.data[idx] = dataset.metaHiddenData[idx]; + } + }); + + this.chart.update(); + } + }, + + //The percentage of the chart that we cut out of the middle. + cutoutPercentage: 50, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(tooltipItem, data) { + return data.labels[tooltipItem.index] + ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; + } + } + } + }; + + Chart.defaults.pie = helpers.clone(Chart.defaults.doughnut); + helpers.extend(Chart.defaults.pie, { + cutoutPercentage: 0 + }); + + + Chart.controllers.doughnut = Chart.controllers.pie = Chart.DatasetController.extend({ + linkScales: function() { + // no scales for doughnut + }, + + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index, colorForNewElement) { + this.getDataset().metaData = this.getDataset().metaData || []; + var arc = new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + if (colorForNewElement && helpers.isArray(this.getDataset().backgroundColor)) { + this.getDataset().backgroundColor.splice(index, 0, colorForNewElement); + } + + // Reset the point + this.updateElement(arc, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, arc); + }, + + getVisibleDatasetCount: function getVisibleDatasetCount() { + return helpers.where(this.chart.data.datasets, function(ds) { + return helpers.isDatasetVisible(ds); + }).length; + }, + + // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly + getRingIndex: function getRingIndex(datasetIndex) { + var ringIndex = 0; + + for (var j = 0; j < datasetIndex; ++j) { + if (helpers.isDatasetVisible(this.chart.data.datasets[j])) { + ++ringIndex; + } + } + + return ringIndex; + }, + + update: function update(reset) { + var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); + + this.chart.outerRadius = Math.max((minSize / 2) - this.chart.options.elements.arc.borderWidth / 2, 0); + this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); + this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); + + this.getDataset().total = 0; + helpers.each(this.getDataset().data, function(value) { + if (!isNaN(value)) { + this.getDataset().total += Math.abs(value); + } + }, this); + + this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.getRingIndex(this.index)); + this.innerRadius = this.outerRadius - this.chart.radiusLength; + + helpers.each(this.getDataset().metaData, function(arc, index) { + this.updateElement(arc, index, reset); + }, this); + }, + updateElement: function(arc, index, reset) { + var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; + var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; + var startAngle = Math.PI * -0.5; // non reset case handled later + var endAngle = Math.PI * -0.5; // non reset case handled later + var circumference = reset && this.chart.options.animation.animateRotate ? 0 : this.calculateCircumference(this.getDataset().data[index]); + var innerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.innerRadius; + var outerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.outerRadius; + + helpers.extend(arc, { + // Utility + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + + // Desired view properties + _model: { + x: centerX, + y: centerY, + startAngle: startAngle, + endAngle: endAngle, + circumference: circumference, + outerRadius: outerRadius, + innerRadius: innerRadius, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + hoverBackgroundColor: arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor, index, this.chart.options.elements.arc.hoverBackgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.getDataset().label, index, this.chart.data.labels[index]) + } + }); + + // Set correct angles if not resetting + if (!reset) { + + if (index === 0) { + arc._model.startAngle = Math.PI * -0.5; // use - PI / 2 instead of 3PI / 2 to make animations better. It means that we never deal with overflow during the transition function + } else { + arc._model.startAngle = this.getDataset().metaData[index - 1]._model.endAngle; + } + + arc._model.endAngle = arc._model.startAngle + arc._model.circumference; + } + + arc.pivot(); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(arc, index) { + arc.transition(easingDecimal).draw(); + }); + }, + + setHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); + }, + + removeHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); + arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); + arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); + }, + + calculateCircumference: function(value) { + if (this.getDataset().total > 0 && !isNaN(value)) { + return (Math.PI * 1.999999) * (value / this.getDataset().total); + } else { + return 0; + } + } + }); }; },{}],18:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.line = { - showLines: true, - - hover: { - mode: "label" - }, - - scales: { - xAxes: [{ - type: "category", - id: 'x-axis-0' - }], - yAxes: [{ - type: "linear", - id: 'y-axis-0' - }] - } - }; - - - Chart.controllers.line = Chart.DatasetController.extend({ - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _points: this.getDataset().metaData - }); - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - - // Make sure bezier control points are updated - if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) - this.updateBezierControlPoints(); - }, - - update: function update(reset) { - var line = this.getDataset().metaDataset; - var points = this.getDataset().metaData; - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Update Line - if (this.chart.options.showLines) { - // Utility - line._scale = yScale; - line._datasetIndex = this.index; - // Data - line._children = points; - // Model - line._model = { - // Appearance - tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), - borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), - borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), - borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), - borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), - borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), - borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), - fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), - // Scale - scaleTop: yScale.top, - scaleBottom: yScale.bottom, - scaleZero: scaleBase - }; - line.pivot(); - } - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) - this.updateBezierControlPoints(); - }, - - getPointBackgroundColor: function(point, index) { - var backgroundColor = this.chart.options.elements.point.backgroundColor; - var dataset = this.getDataset(); - - if (point.custom && point.custom.backgroundColor) { - backgroundColor = point.custom.backgroundColor; - } else if (dataset.pointBackgroundColor) { - backgroundColor = helpers.getValueAtIndexOrDefault(dataset.pointBackgroundColor, index, backgroundColor); - } else if (dataset.backgroundColor) { - backgroundColor = dataset.backgroundColor; - } - - return backgroundColor; - }, - getPointBorderColor: function(point, index) { - var borderColor = this.chart.options.elements.point.borderColor; - var dataset = this.getDataset(); - - if (point.custom && point.custom.borderColor) { - borderColor = point.custom.borderColor; - } else if (dataset.pointBorderColor) { - borderColor = helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, borderColor); - } else if (dataset.borderColor) { - borderColor = dataset.borderColor; - } - - return borderColor; - }, - getPointBorderWidth: function(point, index) { - var borderWidth = this.chart.options.elements.point.borderWidth; - var dataset = this.getDataset(); - - if (point.custom && point.custom.borderWidth !== undefined) { - borderWidth = point.custom.borderWidth; - } else if (dataset.pointBorderWidth !== undefined) { - borderWidth = helpers.getValueAtIndexOrDefault(dataset.pointBorderWidth, index, borderWidth); - } else if (dataset.borderWidth !== undefined) { - borderWidth = dataset.borderWidth; - } - - return borderWidth; - }, - - updateElement: function(point, index, reset) { - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Utility - point._chart = this.chart.chart; - point._xScale = xScale; - point._yScale = yScale; - point._datasetIndex = this.index; - point._index = index; - - // Desired view properties - point._model = { - x: xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), - y: reset ? scaleBase : this.calculatePointY(this.getDataset().data[index], index, this.index, this.chart.isCombo), - // Appearance - tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius), - pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), - backgroundColor: this.getPointBackgroundColor(point, index), - borderColor: this.getPointBorderColor(point, index), - borderWidth: this.getPointBorderWidth(point, index), - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - }; - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - }, - - calculatePointY: function(value, index, datasetIndex, isCombo) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - if (yScale.options.stacked) { - - var sumPos = 0, - sumNeg = 0; - - for (var i = 0; i < datasetIndex; i++) { - var ds = this.chart.data.datasets[i]; - if (ds.type === 'line' && helpers.isDatasetVisible(ds)) { - if (ds.data[index] < 0) { - sumNeg += ds.data[index] || 0; - } else { - sumPos += ds.data[index] || 0; - } - } - } - - if (value < 0) { - return yScale.getPixelForValue(sumNeg + value); - } else { - return yScale.getPixelForValue(sumPos + value); - } - } - - return yScale.getPixelForValue(value); - }, - - updateBezierControlPoints: function() { - // Update bezier control points - helpers.each(this.getDataset().metaData, function(point, index) { - var controlPoints = helpers.splineCurve( - helpers.previousItem(this.getDataset().metaData, index)._model, - point._model, - helpers.nextItem(this.getDataset().metaData, index)._model, - point._model.tension - ); - - // Prevent the bezier going outside of the bounds of the graph - point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - // Now pivot the point for animation - point.pivot(); - }, this); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition Point Locations - helpers.each(this.getDataset().metaData, function(point) { - point.transition(easingDecimal); - }); - - // Transition and Draw the line - if (this.chart.options.showLines) - this.getDataset().metaDataset.transition(easingDecimal).draw(); - - // Draw the points - helpers.each(this.getDataset().metaData, function(point) { - point.draw(); - }); - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); - point._model.backgroundColor = this.getPointBackgroundColor(point, index); - point._model.borderColor = this.getPointBorderColor(point, index); - point._model.borderWidth = this.getPointBorderWidth(point, index); - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.line = { + showLines: true, + + hover: { + mode: "label" + }, + + scales: { + xAxes: [{ + type: "category", + id: 'x-axis-0' + }], + yAxes: [{ + type: "linear", + id: 'y-axis-0' + }] + } + }; + + + Chart.controllers.line = Chart.DatasetController.extend({ + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _points: this.getDataset().metaData + }); + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + + // Make sure bezier control points are updated + if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) + this.updateBezierControlPoints(); + }, + + update: function update(reset) { + var line = this.getDataset().metaDataset; + var points = this.getDataset().metaData; + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Update Line + if (this.chart.options.showLines) { + // Utility + line._scale = yScale; + line._datasetIndex = this.index; + // Data + line._children = points; + // Model + line._model = { + // Appearance + tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), + borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), + borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), + borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), + borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), + borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), + borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), + fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), + // Scale + scaleTop: yScale.top, + scaleBottom: yScale.bottom, + scaleZero: scaleBase + }; + line.pivot(); + } + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) + this.updateBezierControlPoints(); + }, + + getPointBackgroundColor: function(point, index) { + var backgroundColor = this.chart.options.elements.point.backgroundColor; + var dataset = this.getDataset(); + + if (point.custom && point.custom.backgroundColor) { + backgroundColor = point.custom.backgroundColor; + } else if (dataset.pointBackgroundColor) { + backgroundColor = helpers.getValueAtIndexOrDefault(dataset.pointBackgroundColor, index, backgroundColor); + } else if (dataset.backgroundColor) { + backgroundColor = dataset.backgroundColor; + } + + return backgroundColor; + }, + getPointBorderColor: function(point, index) { + var borderColor = this.chart.options.elements.point.borderColor; + var dataset = this.getDataset(); + + if (point.custom && point.custom.borderColor) { + borderColor = point.custom.borderColor; + } else if (dataset.pointBorderColor) { + borderColor = helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, borderColor); + } else if (dataset.borderColor) { + borderColor = dataset.borderColor; + } + + return borderColor; + }, + getPointBorderWidth: function(point, index) { + var borderWidth = this.chart.options.elements.point.borderWidth; + var dataset = this.getDataset(); + + if (point.custom && point.custom.borderWidth !== undefined) { + borderWidth = point.custom.borderWidth; + } else if (dataset.pointBorderWidth !== undefined) { + borderWidth = helpers.getValueAtIndexOrDefault(dataset.pointBorderWidth, index, borderWidth); + } else if (dataset.borderWidth !== undefined) { + borderWidth = dataset.borderWidth; + } + + return borderWidth; + }, + + updateElement: function(point, index, reset) { + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Utility + point._chart = this.chart.chart; + point._xScale = xScale; + point._yScale = yScale; + point._datasetIndex = this.index; + point._index = index; + + // Desired view properties + point._model = { + x: xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), + y: reset ? scaleBase : this.calculatePointY(this.getDataset().data[index], index, this.index, this.chart.isCombo), + // Appearance + tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius), + pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), + backgroundColor: this.getPointBackgroundColor(point, index), + borderColor: this.getPointBorderColor(point, index), + borderWidth: this.getPointBorderWidth(point, index), + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + }; + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + }, + + calculatePointY: function(value, index, datasetIndex, isCombo) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + if (yScale.options.stacked) { + + var sumPos = 0, + sumNeg = 0; + + for (var i = 0; i < datasetIndex; i++) { + var ds = this.chart.data.datasets[i]; + if (ds.type === 'line' && helpers.isDatasetVisible(ds)) { + if (ds.data[index] < 0) { + sumNeg += ds.data[index] || 0; + } else { + sumPos += ds.data[index] || 0; + } + } + } + + if (value < 0) { + return yScale.getPixelForValue(sumNeg + value); + } else { + return yScale.getPixelForValue(sumPos + value); + } + } + + return yScale.getPixelForValue(value); + }, + + updateBezierControlPoints: function() { + // Update bezier control points + helpers.each(this.getDataset().metaData, function(point, index) { + var controlPoints = helpers.splineCurve( + helpers.previousItem(this.getDataset().metaData, index)._model, + point._model, + helpers.nextItem(this.getDataset().metaData, index)._model, + point._model.tension + ); + + // Prevent the bezier going outside of the bounds of the graph + point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + // Now pivot the point for animation + point.pivot(); + }, this); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition Point Locations + helpers.each(this.getDataset().metaData, function(point) { + point.transition(easingDecimal); + }); + + // Transition and Draw the line + if (this.chart.options.showLines) + this.getDataset().metaDataset.transition(easingDecimal).draw(); + + // Draw the points + helpers.each(this.getDataset().metaData, function(point) { + point.draw(); + }); + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); + point._model.backgroundColor = this.getPointBackgroundColor(point, index); + point._model.borderColor = this.getPointBorderColor(point, index); + point._model.borderWidth = this.getPointBorderWidth(point, index); + } + }); +}; },{}],19:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.polarArea = { - - scale: { - type: "radialLinear", - lineArc: true // so that lines are circular - }, - - //Boolean - Whether to animate the rotation of the chart - animateRotate: true, - animateScale: true, - - aspectRatio: 1, - legendCallback: function(chart) { - var text = []; - text.push(''); - return text.join(""); - }, - legend: { - labels: { - generateLabels: function(data) { - if (data.labels.length && data.datasets.length) { - return data.labels.map(function(label, i) { - return { - text: label, - fillStyle: data.datasets[0].backgroundColor[i], - hidden: isNaN(data.datasets[0].data[i]), - - // Extra data used for toggling the correct item - index: i - }; - }); - } else { - return []; - } - } - }, - onClick: function(e, legendItem) { - helpers.each(this.chart.data.datasets, function(dataset) { - dataset.metaHiddenData = dataset.metaHiddenData || []; - var idx = legendItem.index; - - if (!isNaN(dataset.data[idx])) { - dataset.metaHiddenData[idx] = dataset.data[idx]; - dataset.data[idx] = NaN; - } else if (!isNaN(dataset.metaHiddenData[idx])) { - dataset.data[idx] = dataset.metaHiddenData[idx]; - } - }); - - this.chart.update(); - } - }, - - // Need to override these to give a nice default - tooltips: { - callbacks: { - title: function() { - return ''; - }, - label: function(tooltipItem, data) { - return data.labels[tooltipItem.index] + ': ' + tooltipItem.yLabel; - } - } - } - }; - - Chart.controllers.polarArea = Chart.DatasetController.extend({ - linkScales: function() { - // no scales for doughnut - }, - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var arc = new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(arc, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, arc); - }, - getVisibleDatasetCount: function getVisibleDatasetCount() { - return helpers.where(this.chart.data.datasets, function(ds) { - return helpers.isDatasetVisible(ds); - }).length; - }, - - update: function update(reset) { - var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); - this.chart.outerRadius = Math.max((minSize - this.chart.options.elements.arc.borderWidth / 2) / 2, 0); - this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); - this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); - - this.getDataset().total = 0; - helpers.each(this.getDataset().data, function(value) { - this.getDataset().total += Math.abs(value); - }, this); - - this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.index); - this.innerRadius = this.outerRadius - this.chart.radiusLength; - - helpers.each(this.getDataset().metaData, function(arc, index) { - this.updateElement(arc, index, reset); - }, this); - }, - - updateElement: function(arc, index, reset) { - var circumference = this.calculateCircumference(this.getDataset().data[index]); - var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; - var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; - - // If there is NaN data before us, we need to calculate the starting angle correctly. - // We could be way more efficient here, but its unlikely that the polar area chart will have a lot of data - var notNullIndex = 0; - for (var i = 0; i < index; ++i) { - if (!isNaN(this.getDataset().data[i])) { - ++notNullIndex; - } - } - - var startAngle = (-0.5 * Math.PI) + (circumference * notNullIndex); - var endAngle = startAngle + circumference; - - var resetModel = { - x: centerX, - y: centerY, - innerRadius: 0, - outerRadius: this.chart.options.animateScale ? 0 : this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), - startAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : startAngle, - endAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : endAngle, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) - }; - - helpers.extend(arc, { - // Utility - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - _scale: this.chart.scale, - - // Desired view properties - _model: reset ? resetModel : { - x: centerX, - y: centerY, - innerRadius: 0, - outerRadius: this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), - startAngle: startAngle, - endAngle: endAngle, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) - } - }); - - arc.pivot(); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(arc, index) { - arc.transition(easingDecimal).draw(); - }); - }, - - setHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); - }, - - removeHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); - arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); - arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); - }, - - calculateCircumference: function(value) { - if (isNaN(value)) { - return 0; - } else { - // Count the number of NaN values - var numNaN = helpers.where(this.getDataset().data, function(data) { - return isNaN(data); - }).length; - - return (2 * Math.PI) / (this.getDataset().data.length - numNaN); - } - } - }); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.polarArea = { + + scale: { + type: "radialLinear", + lineArc: true // so that lines are circular + }, + + //Boolean - Whether to animate the rotation of the chart + animateRotate: true, + animateScale: true, + + aspectRatio: 1, + legendCallback: function(chart) { + var text = []; + text.push(''); + return text.join(""); + }, + legend: { + labels: { + generateLabels: function(data) { + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + return { + text: label, + fillStyle: data.datasets[0].backgroundColor[i], + hidden: isNaN(data.datasets[0].data[i]), + + // Extra data used for toggling the correct item + index: i + }; + }); + } else { + return []; + } + } + }, + onClick: function(e, legendItem) { + helpers.each(this.chart.data.datasets, function(dataset) { + dataset.metaHiddenData = dataset.metaHiddenData || []; + var idx = legendItem.index; + + if (!isNaN(dataset.data[idx])) { + dataset.metaHiddenData[idx] = dataset.data[idx]; + dataset.data[idx] = NaN; + } else if (!isNaN(dataset.metaHiddenData[idx])) { + dataset.data[idx] = dataset.metaHiddenData[idx]; + } + }); + + this.chart.update(); + } + }, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(tooltipItem, data) { + return data.labels[tooltipItem.index] + ': ' + tooltipItem.yLabel; + } + } + } + }; + + Chart.controllers.polarArea = Chart.DatasetController.extend({ + linkScales: function() { + // no scales for doughnut + }, + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var arc = new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(arc, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, arc); + }, + getVisibleDatasetCount: function getVisibleDatasetCount() { + return helpers.where(this.chart.data.datasets, function(ds) { + return helpers.isDatasetVisible(ds); + }).length; + }, + + update: function update(reset) { + var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); + this.chart.outerRadius = Math.max((minSize - this.chart.options.elements.arc.borderWidth / 2) / 2, 0); + this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); + this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); + + this.getDataset().total = 0; + helpers.each(this.getDataset().data, function(value) { + this.getDataset().total += Math.abs(value); + }, this); + + this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.index); + this.innerRadius = this.outerRadius - this.chart.radiusLength; + + helpers.each(this.getDataset().metaData, function(arc, index) { + this.updateElement(arc, index, reset); + }, this); + }, + + updateElement: function(arc, index, reset) { + var circumference = this.calculateCircumference(this.getDataset().data[index]); + var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; + var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; + + // If there is NaN data before us, we need to calculate the starting angle correctly. + // We could be way more efficient here, but its unlikely that the polar area chart will have a lot of data + var notNullIndex = 0; + for (var i = 0; i < index; ++i) { + if (!isNaN(this.getDataset().data[i])) { + ++notNullIndex; + } + } + + var startAngle = (-0.5 * Math.PI) + (circumference * notNullIndex); + var endAngle = startAngle + circumference; + + var resetModel = { + x: centerX, + y: centerY, + innerRadius: 0, + outerRadius: this.chart.options.animateScale ? 0 : this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), + startAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : startAngle, + endAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : endAngle, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) + }; + + helpers.extend(arc, { + // Utility + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + _scale: this.chart.scale, + + // Desired view properties + _model: reset ? resetModel : { + x: centerX, + y: centerY, + innerRadius: 0, + outerRadius: this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), + startAngle: startAngle, + endAngle: endAngle, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) + } + }); + + arc.pivot(); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(arc, index) { + arc.transition(easingDecimal).draw(); + }); + }, + + setHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); + }, + + removeHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); + arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); + arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); + }, + + calculateCircumference: function(value) { + if (isNaN(value)) { + return 0; + } else { + // Count the number of NaN values + var numNaN = helpers.where(this.getDataset().data, function(data) { + return isNaN(data); + }).length; + + return (2 * Math.PI) / (this.getDataset().data.length - numNaN); + } + } + }); + }; },{}],20:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - - Chart.defaults.radar = { - scale: { - type: "radialLinear" - }, - elements: { - line: { - tension: 0 // no bezier in radar - } - } - }; - - Chart.controllers.radar = Chart.DatasetController.extend({ - linkScales: function() { - // No need. Single scale only - }, - - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _points: this.getDataset().metaData, - _loop: true - }); - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - _model: { - x: 0, //xScale.getPixelForValue(null, index, true), - y: 0 //this.chartArea.bottom, - } - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - - // Make sure bezier control points are updated - this.updateBezierControlPoints(); - }, - - update: function update(reset) { - - var line = this.getDataset().metaDataset; - var points = this.getDataset().metaData; - - var scale = this.chart.scale; - var scaleBase; - - if (scale.min < 0 && scale.max < 0) { - scaleBase = scale.getPointPositionForValue(0, scale.max); - } else if (scale.min > 0 && scale.max > 0) { - scaleBase = scale.getPointPositionForValue(0, scale.min); - } else { - scaleBase = scale.getPointPositionForValue(0, 0); - } - - helpers.extend(this.getDataset().metaDataset, { - // Utility - _datasetIndex: this.index, - // Data - _children: this.getDataset().metaData, - // Model - _model: { - // Appearance - tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), - borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), - borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), - fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), - borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), - borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), - borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), - borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), - - // Scale - scaleTop: scale.top, - scaleBottom: scale.bottom, - scaleZero: scaleBase - } - }); - - this.getDataset().metaDataset.pivot(); - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - - // Update bezier control points - this.updateBezierControlPoints(); - }, - updateElement: function(point, index, reset) { - var pointPosition = this.chart.scale.getPointPositionForValue(index, this.getDataset().data[index]); - - helpers.extend(point, { - // Utility - _datasetIndex: this.index, - _index: index, - _scale: this.chart.scale, - - // Desired view properties - _model: { - x: reset ? this.chart.scale.xCenter : pointPosition.x, // value not used in dataset scale, but we want a consistent API between scales - y: reset ? this.chart.scale.yCenter : pointPosition.y, - - // Appearance - tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().pointRadius, index, this.chart.options.elements.point.radius), - backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor), - borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor), - borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth), - pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), - - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - } - }); - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - }, - updateBezierControlPoints: function() { - helpers.each(this.getDataset().metaData, function(point, index) { - var controlPoints = helpers.splineCurve( - helpers.previousItem(this.getDataset().metaData, index, true)._model, - point._model, - helpers.nextItem(this.getDataset().metaData, index, true)._model, - point._model.tension - ); - - // Prevent the bezier going outside of the bounds of the graph - point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - // Now pivot the point for animation - point.pivot(); - }, this); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition Point Locations - helpers.each(this.getDataset().metaData, function(point, index) { - point.transition(easingDecimal); - }); - - // Transition and Draw the line - this.getDataset().metaDataset.transition(easingDecimal).draw(); - - // Draw the points - helpers.each(this.getDataset().metaData, function(point) { - point.draw(); - }); - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); - point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor); - point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor); - point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + + Chart.defaults.radar = { + scale: { + type: "radialLinear" + }, + elements: { + line: { + tension: 0 // no bezier in radar + } + } + }; + + Chart.controllers.radar = Chart.DatasetController.extend({ + linkScales: function() { + // No need. Single scale only + }, + + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _points: this.getDataset().metaData, + _loop: true + }); + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + _model: { + x: 0, //xScale.getPixelForValue(null, index, true), + y: 0 //this.chartArea.bottom, + } + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + + // Make sure bezier control points are updated + this.updateBezierControlPoints(); + }, + + update: function update(reset) { + + var line = this.getDataset().metaDataset; + var points = this.getDataset().metaData; + + var scale = this.chart.scale; + var scaleBase; + + if (scale.min < 0 && scale.max < 0) { + scaleBase = scale.getPointPositionForValue(0, scale.max); + } else if (scale.min > 0 && scale.max > 0) { + scaleBase = scale.getPointPositionForValue(0, scale.min); + } else { + scaleBase = scale.getPointPositionForValue(0, 0); + } + + helpers.extend(this.getDataset().metaDataset, { + // Utility + _datasetIndex: this.index, + // Data + _children: this.getDataset().metaData, + // Model + _model: { + // Appearance + tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), + borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), + borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), + fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), + borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), + borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), + borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), + borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), + + // Scale + scaleTop: scale.top, + scaleBottom: scale.bottom, + scaleZero: scaleBase + } + }); + + this.getDataset().metaDataset.pivot(); + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + + // Update bezier control points + this.updateBezierControlPoints(); + }, + updateElement: function(point, index, reset) { + var pointPosition = this.chart.scale.getPointPositionForValue(index, this.getDataset().data[index]); + + helpers.extend(point, { + // Utility + _datasetIndex: this.index, + _index: index, + _scale: this.chart.scale, + + // Desired view properties + _model: { + x: reset ? this.chart.scale.xCenter : pointPosition.x, // value not used in dataset scale, but we want a consistent API between scales + y: reset ? this.chart.scale.yCenter : pointPosition.y, + + // Appearance + tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().pointRadius, index, this.chart.options.elements.point.radius), + backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor), + borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor), + borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth), + pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), + + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + } + }); + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + }, + updateBezierControlPoints: function() { + helpers.each(this.getDataset().metaData, function(point, index) { + var controlPoints = helpers.splineCurve( + helpers.previousItem(this.getDataset().metaData, index, true)._model, + point._model, + helpers.nextItem(this.getDataset().metaData, index, true)._model, + point._model.tension + ); + + // Prevent the bezier going outside of the bounds of the graph + point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + // Now pivot the point for animation + point.pivot(); + }, this); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition Point Locations + helpers.each(this.getDataset().metaData, function(point, index) { + point.transition(easingDecimal); + }); + + // Transition and Draw the line + this.getDataset().metaDataset.transition(easingDecimal).draw(); + + // Draw the points + helpers.each(this.getDataset().metaData, function(point) { + point.draw(); + }); + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); + point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor); + point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor); + point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth); + } + }); }; },{}],21:[function(require,module,exports){ -/*global window: false */ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.animation = { - duration: 1000, - easing: "easeOutQuart", - onProgress: helpers.noop, - onComplete: helpers.noop - }; - - Chart.Animation = Chart.Element.extend({ - currentStep: null, // the current animation step - numSteps: 60, // default number of steps - easing: "", // the easing to use for this animation - render: null, // render function used by the animation service - - onAnimationProgress: null, // user specified callback to fire on each step of the animation - onAnimationComplete: null // user specified callback to fire when the animation finishes - }); - - Chart.animationService = { - frameDuration: 17, - animations: [], - dropFrames: 0, - addAnimation: function(chartInstance, animationObject, duration, lazy) { - - if (!lazy) { - chartInstance.animating = true; - } - - for (var index = 0; index < this.animations.length; ++index) { - if (this.animations[index].chartInstance === chartInstance) { - // replacing an in progress animation - this.animations[index].animationObject = animationObject; - return; - } - } - - this.animations.push({ - chartInstance: chartInstance, - animationObject: animationObject - }); - - // If there are no animations queued, manually kickstart a digest, for lack of a better word - if (this.animations.length === 1) { - helpers.requestAnimFrame.call(window, this.digestWrapper); - } - }, - // Cancel the animation for a given chart instance - cancelAnimation: function(chartInstance) { - var index = helpers.findIndex(this.animations, function(animationWrapper) { - return animationWrapper.chartInstance === chartInstance; - }); - - if (index !== -1) { - this.animations.splice(index, 1); - chartInstance.animating = false; - } - }, - // calls startDigest with the proper context - digestWrapper: function() { - Chart.animationService.startDigest.call(Chart.animationService); - }, - startDigest: function() { - - var startTime = Date.now(); - var framesToDrop = 0; - - if (this.dropFrames > 1) { - framesToDrop = Math.floor(this.dropFrames); - this.dropFrames = this.dropFrames % 1; - } - - var i = 0; - while (i < this.animations.length) { - if (this.animations[i].animationObject.currentStep === null) { - this.animations[i].animationObject.currentStep = 0; - } - - this.animations[i].animationObject.currentStep += 1 + framesToDrop; - - if (this.animations[i].animationObject.currentStep > this.animations[i].animationObject.numSteps) { - this.animations[i].animationObject.currentStep = this.animations[i].animationObject.numSteps; - } - - this.animations[i].animationObject.render(this.animations[i].chartInstance, this.animations[i].animationObject); - if (this.animations[i].animationObject.onAnimationProgress && this.animations[i].animationObject.onAnimationProgress.call) { - this.animations[i].animationObject.onAnimationProgress.call(this.animations[i].chartInstance, this.animations[i]); - } - - if (this.animations[i].animationObject.currentStep === this.animations[i].animationObject.numSteps) { - if (this.animations[i].animationObject.onAnimationComplete && this.animations[i].animationObject.onAnimationComplete.call) { - this.animations[i].animationObject.onAnimationComplete.call(this.animations[i].chartInstance, this.animations[i]); - } - - // executed the last frame. Remove the animation. - this.animations[i].chartInstance.animating = false; - - this.animations.splice(i, 1); - } else { - ++i; - } - } - - var endTime = Date.now(); - var dropFrames = (endTime - startTime) / this.frameDuration; - - this.dropFrames += dropFrames; - - // Do we have more stuff to animate? - if (this.animations.length > 0) { - helpers.requestAnimFrame.call(window, this.digestWrapper); - } - } - }; +/*global window: false */ +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.animation = { + duration: 1000, + easing: "easeOutQuart", + onProgress: helpers.noop, + onComplete: helpers.noop + }; + + Chart.Animation = Chart.Element.extend({ + currentStep: null, // the current animation step + numSteps: 60, // default number of steps + easing: "", // the easing to use for this animation + render: null, // render function used by the animation service + + onAnimationProgress: null, // user specified callback to fire on each step of the animation + onAnimationComplete: null // user specified callback to fire when the animation finishes + }); + + Chart.animationService = { + frameDuration: 17, + animations: [], + dropFrames: 0, + addAnimation: function(chartInstance, animationObject, duration, lazy) { + + if (!lazy) { + chartInstance.animating = true; + } + + for (var index = 0; index < this.animations.length; ++index) { + if (this.animations[index].chartInstance === chartInstance) { + // replacing an in progress animation + this.animations[index].animationObject = animationObject; + return; + } + } + + this.animations.push({ + chartInstance: chartInstance, + animationObject: animationObject + }); + + // If there are no animations queued, manually kickstart a digest, for lack of a better word + if (this.animations.length === 1) { + helpers.requestAnimFrame.call(window, this.digestWrapper); + } + }, + // Cancel the animation for a given chart instance + cancelAnimation: function(chartInstance) { + var index = helpers.findIndex(this.animations, function(animationWrapper) { + return animationWrapper.chartInstance === chartInstance; + }); + + if (index !== -1) { + this.animations.splice(index, 1); + chartInstance.animating = false; + } + }, + // calls startDigest with the proper context + digestWrapper: function() { + Chart.animationService.startDigest.call(Chart.animationService); + }, + startDigest: function() { + + var startTime = Date.now(); + var framesToDrop = 0; + + if (this.dropFrames > 1) { + framesToDrop = Math.floor(this.dropFrames); + this.dropFrames = this.dropFrames % 1; + } + + var i = 0; + while (i < this.animations.length) { + if (this.animations[i].animationObject.currentStep === null) { + this.animations[i].animationObject.currentStep = 0; + } + + this.animations[i].animationObject.currentStep += 1 + framesToDrop; + + if (this.animations[i].animationObject.currentStep > this.animations[i].animationObject.numSteps) { + this.animations[i].animationObject.currentStep = this.animations[i].animationObject.numSteps; + } + + this.animations[i].animationObject.render(this.animations[i].chartInstance, this.animations[i].animationObject); + if (this.animations[i].animationObject.onAnimationProgress && this.animations[i].animationObject.onAnimationProgress.call) { + this.animations[i].animationObject.onAnimationProgress.call(this.animations[i].chartInstance, this.animations[i]); + } + + if (this.animations[i].animationObject.currentStep === this.animations[i].animationObject.numSteps) { + if (this.animations[i].animationObject.onAnimationComplete && this.animations[i].animationObject.onAnimationComplete.call) { + this.animations[i].animationObject.onAnimationComplete.call(this.animations[i].chartInstance, this.animations[i]); + } + + // executed the last frame. Remove the animation. + this.animations[i].chartInstance.animating = false; + + this.animations.splice(i, 1); + } else { + ++i; + } + } + + var endTime = Date.now(); + var dropFrames = (endTime - startTime) / this.frameDuration; + + this.dropFrames += dropFrames; + + // Do we have more stuff to animate? + if (this.animations.length > 0) { + helpers.requestAnimFrame.call(window, this.digestWrapper); + } + } + }; }; },{}],22:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - //Create a dictionary of chart types, to allow for extension of existing types - Chart.types = {}; - - //Store a reference to each instance - allowing us to globally resize chart instances on window resize. - //Destroy method on the chart will remove the instance of the chart from this reference. - Chart.instances = {}; - - // Controllers available for dataset visualization eg. bar, line, slice, etc. - Chart.controllers = {}; - - // The main controller of a chart - Chart.Controller = function(instance) { - - this.chart = instance; - this.config = instance.config; - this.options = this.config.options = helpers.configMerge(Chart.defaults.global, Chart.defaults[this.config.type], this.config.options || {}); - this.id = helpers.uid(); - - Object.defineProperty(this, 'data', { - get: function() { - return this.config.data; - } - }); - - //Add the chart instance to the global namespace - Chart.instances[this.id] = this; - - if (this.options.responsive) { - // Silent resize before chart draws - this.resize(true); - } - - this.initialize(); - - return this; - }; - - helpers.extend(Chart.Controller.prototype, { - - initialize: function initialize() { - - // TODO - // If BeforeInit(this) doesn't return false, proceed - - this.bindEvents(); - - // Make sure controllers are built first so that each dataset is bound to an axis before the scales - // are built - this.ensureScalesHaveIDs(); - this.buildOrUpdateControllers(); - this.buildScales(); - this.buildSurroundingItems(); - this.updateLayout(); - this.resetElements(); - this.initToolTip(); - this.update(); - - // TODO - // If AfterInit(this) doesn't return false, proceed - - return this; - }, - - clear: function clear() { - helpers.clear(this.chart); - return this; - }, - - stop: function stop() { - // Stops any current animation loop occuring - Chart.animationService.cancelAnimation(this); - return this; - }, - - resize: function resize(silent) { - var canvas = this.chart.canvas; - var newWidth = helpers.getMaximumWidth(this.chart.canvas); - var newHeight = (this.options.maintainAspectRatio && isNaN(this.chart.aspectRatio) === false && isFinite(this.chart.aspectRatio) && this.chart.aspectRatio !== 0) ? newWidth / this.chart.aspectRatio : helpers.getMaximumHeight(this.chart.canvas); - - var sizeChanged = this.chart.width !== newWidth || this.chart.height !== newHeight; - - if (!sizeChanged) - return this; - - canvas.width = this.chart.width = newWidth; - canvas.height = this.chart.height = newHeight; - - helpers.retinaScale(this.chart); - - if (!silent) { - this.stop(); - this.update(this.options.responsiveAnimationDuration); - } - - return this; - }, - ensureScalesHaveIDs: function ensureScalesHaveIDs() { - var defaultXAxisID = 'x-axis-'; - var defaultYAxisID = 'y-axis-'; - - if (this.options.scales) { - if (this.options.scales.xAxes && this.options.scales.xAxes.length) { - helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { - xAxisOptions.id = xAxisOptions.id || (defaultXAxisID + index); - }); - } - - if (this.options.scales.yAxes && this.options.scales.yAxes.length) { - // Build the y axes - helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { - yAxisOptions.id = yAxisOptions.id || (defaultYAxisID + index); - }); - } - } - }, - buildScales: function buildScales() { - // Map of scale ID to scale object so we can lookup later - this.scales = {}; - - // Build the x axes - if (this.options.scales) { - if (this.options.scales.xAxes && this.options.scales.xAxes.length) { - helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { - var xType = helpers.getValueOrDefault(xAxisOptions.type, 'category'); - var ScaleClass = Chart.scaleService.getScaleConstructor(xType); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: xAxisOptions, - chart: this, - id: xAxisOptions.id - }); - - this.scales[scale.id] = scale; - } - }, this); - } - - if (this.options.scales.yAxes && this.options.scales.yAxes.length) { - // Build the y axes - helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { - var yType = helpers.getValueOrDefault(yAxisOptions.type, 'linear'); - var ScaleClass = Chart.scaleService.getScaleConstructor(yType); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: yAxisOptions, - chart: this, - id: yAxisOptions.id - }); - - this.scales[scale.id] = scale; - } - }, this); - } - } - if (this.options.scale) { - // Build radial axes - var ScaleClass = Chart.scaleService.getScaleConstructor(this.options.scale.type); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: this.options.scale, - chart: this - }); - - this.scale = scale; - - this.scales.radialScale = scale; - } - } - - Chart.scaleService.addScalesToLayout(this); - }, - - buildSurroundingItems: function() { - if (this.options.title) { - this.titleBlock = new Chart.Title({ - ctx: this.chart.ctx, - options: this.options.title, - chart: this - }); - - Chart.layoutService.addBox(this, this.titleBlock); - } - - if (this.options.legend) { - this.legend = new Chart.Legend({ - ctx: this.chart.ctx, - options: this.options.legend, - chart: this - }); - - Chart.layoutService.addBox(this, this.legend); - } - }, - - updateLayout: function() { - Chart.layoutService.update(this, this.chart.width, this.chart.height); - }, - - buildOrUpdateControllers: function buildOrUpdateControllers() { - var types = []; - var newControllers = []; - - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (!dataset.type) { - dataset.type = this.config.type; - } - - var type = dataset.type; - types.push(type); - - if (dataset.controller) { - dataset.controller.updateIndex(datasetIndex); - } else { - dataset.controller = new Chart.controllers[type](this, datasetIndex); - newControllers.push(dataset.controller); - } - }, this); - - if (types.length > 1) { - for (var i = 1; i < types.length; i++) { - if (types[i] !== types[i - 1]) { - this.isCombo = true; - break; - } - } - } - - return newControllers; - }, - - resetElements: function resetElements() { - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.reset(); - }); - }, - - update: function update(animationDuration, lazy) { - // In case the entire data object changed - this.tooltip._data = this.data; - - // Make sure dataset controllers are updated and new controllers are reset - var newControllers = this.buildOrUpdateControllers(); - - Chart.layoutService.update(this, this.chart.width, this.chart.height); - - // Can only reset the new controllers after the scales have been updated - helpers.each(newControllers, function(controller) { - controller.reset(); - }); - - // Make sure all dataset controllers have correct meta data counts - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.buildOrUpdateElements(); - }); - - // This will loop through any data and do the appropriate element update for the type - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.update(); - }); - this.render(animationDuration, lazy); - }, - - render: function render(duration, lazy) { - - if (this.options.animation && ((typeof duration !== 'undefined' && duration !== 0) || (typeof duration === 'undefined' && this.options.animation.duration !== 0))) { - var animation = new Chart.Animation(); - animation.numSteps = (duration || this.options.animation.duration) / 16.66; //60 fps - animation.easing = this.options.animation.easing; - - // render function - animation.render = function(chartInstance, animationObject) { - var easingFunction = helpers.easingEffects[animationObject.easing]; - var stepDecimal = animationObject.currentStep / animationObject.numSteps; - var easeDecimal = easingFunction(stepDecimal); - - chartInstance.draw(easeDecimal, stepDecimal, animationObject.currentStep); - }; - - // user events - animation.onAnimationProgress = this.options.animation.onProgress; - animation.onAnimationComplete = this.options.animation.onComplete; - - Chart.animationService.addAnimation(this, animation, duration, lazy); - } else { - this.draw(); - if (this.options.animation && this.options.animation.onComplete && this.options.animation.onComplete.call) { - this.options.animation.onComplete.call(this); - } - } - return this; - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - this.clear(); - - // Draw all the scales - helpers.each(this.boxes, function(box) { - box.draw(this.chartArea); - }, this); - if (this.scale) { - this.scale.draw(); - } - - // Draw each dataset via its respective controller (reversed to support proper line stacking) - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (helpers.isDatasetVisible(dataset)) { - dataset.controller.draw(ease); - } - }, null, true); - - // Finally draw the tooltip - this.tooltip.transition(easingDecimal).draw(); - }, - - // Get the single element that was clicked on - // @return : An object containing the dataset index and element index of the matching element. Also contains the rectangle that was draw - getElementAtEvent: function(e) { - - var eventPosition = helpers.getRelativePosition(e, this.chart); - var elementsArray = []; - - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (helpers.isDatasetVisible(dataset)) { - helpers.each(dataset.metaData, function(element, index) { - if (element.inRange(eventPosition.x, eventPosition.y)) { - elementsArray.push(element); - return elementsArray; - } - }); - } - }); - - return elementsArray; - }, - - getElementsAtEvent: function(e) { - var eventPosition = helpers.getRelativePosition(e, this.chart); - var elementsArray = []; - - var found = (function() { - for (var i = 0; i < this.data.datasets.length; i++) { - if (helpers.isDatasetVisible(this.data.datasets[i])) { - for (var j = 0; j < this.data.datasets[i].metaData.length; j++) { - if (this.data.datasets[i].metaData[j].inRange(eventPosition.x, eventPosition.y)) { - return this.data.datasets[i].metaData[j]; - } - } - } - } - }).call(this); - - if (!found) { - return elementsArray; - } - - helpers.each(this.data.datasets, function(dataset, dsIndex) { - if (helpers.isDatasetVisible(dataset)) { - elementsArray.push(dataset.metaData[found._index]); - } - }); - - return elementsArray; - }, - - getDatasetAtEvent: function(e) { - var elementsArray = this.getElementAtEvent(e); - - if (elementsArray.length > 0) { - elementsArray = this.data.datasets[elementsArray[0]._datasetIndex].metaData; - } - - return elementsArray; - }, - - generateLegend: function generateLegend() { - return this.options.legendCallback(this); - }, - - destroy: function destroy() { - this.clear(); - helpers.unbindEvents(this, this.events); - helpers.removeResizeListener(this.chart.canvas.parentNode); - - // Reset canvas height/width attributes - var canvas = this.chart.canvas; - canvas.width = this.chart.width; - canvas.height = this.chart.height; - - // if we scaled the canvas in response to a devicePixelRatio !== 1, we need to undo that transform here - if (this.chart.originalDevicePixelRatio !== undefined) { - this.chart.ctx.scale(1 / this.chart.originalDevicePixelRatio, 1 / this.chart.originalDevicePixelRatio); - } - - // Reset to the old style since it may have been changed by the device pixel ratio changes - canvas.style.width = this.chart.originalCanvasStyleWidth; - canvas.style.height = this.chart.originalCanvasStyleHeight; - - delete Chart.instances[this.id]; - }, - - toBase64Image: function toBase64Image() { - return this.chart.canvas.toDataURL.apply(this.chart.canvas, arguments); - }, - - initToolTip: function initToolTip() { - this.tooltip = new Chart.Tooltip({ - _chart: this.chart, - _chartInstance: this, - _data: this.data, - _options: this.options - }, this); - }, - - bindEvents: function bindEvents() { - helpers.bindEvents(this, this.options.events, function(evt) { - this.eventHandler(evt); - }); - }, - eventHandler: function eventHandler(e) { - this.lastActive = this.lastActive || []; - this.lastTooltipActive = this.lastTooltipActive || []; - - // Find Active Elements for hover and tooltips - if (e.type === 'mouseout') { - this.active = []; - this.tooltipActive = []; - } else { - - var _this = this; - var getItemsForMode = function(mode) { - switch (mode) { - case 'single': - return _this.getElementAtEvent(e); - case 'label': - return _this.getElementsAtEvent(e); - case 'dataset': - return _this.getDatasetAtEvent(e); - default: - return e; - } - }; - - this.active = getItemsForMode(this.options.hover.mode); - this.tooltipActive = getItemsForMode(this.options.tooltips.mode); - } - - // On Hover hook - if (this.options.hover.onHover) { - this.options.hover.onHover.call(this, this.active); - } - - if (e.type === 'mouseup' || e.type === 'click') { - if (this.options.onClick) { - this.options.onClick.call(this, e, this.active); - } - - if (this.legend && this.legend.handleEvent) { - this.legend.handleEvent(e); - } - } - - var dataset; - var index; - - // Remove styling for last active (even if it may still be active) - if (this.lastActive.length) { - switch (this.options.hover.mode) { - case 'single': - this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0], this.lastActive[0]._datasetIndex, this.lastActive[0]._index); - break; - case 'label': - case 'dataset': - for (var i = 0; i < this.lastActive.length; i++) { - if (this.lastActive[i]) - this.data.datasets[this.lastActive[i]._datasetIndex].controller.removeHoverStyle(this.lastActive[i], this.lastActive[i]._datasetIndex, this.lastActive[i]._index); - } - break; - default: - // Don't change anything - } - } - - // Built in hover styling - if (this.active.length && this.options.hover.mode) { - switch (this.options.hover.mode) { - case 'single': - this.data.datasets[this.active[0]._datasetIndex].controller.setHoverStyle(this.active[0]); - break; - case 'label': - case 'dataset': - for (var j = 0; j < this.active.length; j++) { - if (this.active[j]) - this.data.datasets[this.active[j]._datasetIndex].controller.setHoverStyle(this.active[j]); - } - break; - default: - // Don't change anything - } - } - - - // Built in Tooltips - if (this.options.tooltips.enabled || this.options.tooltips.custom) { - - // The usual updates - this.tooltip.initialize(); - this.tooltip._active = this.tooltipActive; - this.tooltip.update(); - } - - // Hover animations - this.tooltip.pivot(); - - if (!this.animating) { - var changed; - - helpers.each(this.active, function(element, index) { - if (element !== this.lastActive[index]) { - changed = true; - } - }, this); - - helpers.each(this.tooltipActive, function(element, index) { - if (element !== this.lastTooltipActive[index]) { - changed = true; - } - }, this); - - // If entering, leaving, or changing elements, animate the change via pivot - if ((this.lastActive.length !== this.active.length) || - (this.lastTooltipActive.length !== this.tooltipActive.length) || - changed) { - - this.stop(); - - if (this.options.tooltips.enabled || this.options.tooltips.custom) { - this.tooltip.update(true); - } - - // We only need to render at this point. Updating will cause scales to be recomputed generating flicker & using more - // memory than necessary. - this.render(this.options.hover.animationDuration, true); - } - } - - // Remember Last Actives - this.lastActive = this.active; - this.lastTooltipActive = this.tooltipActive; - return this; - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + //Create a dictionary of chart types, to allow for extension of existing types + Chart.types = {}; + + //Store a reference to each instance - allowing us to globally resize chart instances on window resize. + //Destroy method on the chart will remove the instance of the chart from this reference. + Chart.instances = {}; + + // Controllers available for dataset visualization eg. bar, line, slice, etc. + Chart.controllers = {}; + + // The main controller of a chart + Chart.Controller = function(instance) { + + this.chart = instance; + this.config = instance.config; + this.options = this.config.options = helpers.configMerge(Chart.defaults.global, Chart.defaults[this.config.type], this.config.options || {}); + this.id = helpers.uid(); + + Object.defineProperty(this, 'data', { + get: function() { + return this.config.data; + } + }); + + //Add the chart instance to the global namespace + Chart.instances[this.id] = this; + + if (this.options.responsive) { + // Silent resize before chart draws + this.resize(true); + } + + this.initialize(); + + return this; + }; + + helpers.extend(Chart.Controller.prototype, { + + initialize: function initialize() { + + // TODO + // If BeforeInit(this) doesn't return false, proceed + + this.bindEvents(); + + // Make sure controllers are built first so that each dataset is bound to an axis before the scales + // are built + this.ensureScalesHaveIDs(); + this.buildOrUpdateControllers(); + this.buildScales(); + this.buildSurroundingItems(); + this.updateLayout(); + this.resetElements(); + this.initToolTip(); + this.update(); + + // TODO + // If AfterInit(this) doesn't return false, proceed + + return this; + }, + + clear: function clear() { + helpers.clear(this.chart); + return this; + }, + + stop: function stop() { + // Stops any current animation loop occuring + Chart.animationService.cancelAnimation(this); + return this; + }, + + resize: function resize(silent) { + var canvas = this.chart.canvas; + var newWidth = helpers.getMaximumWidth(this.chart.canvas); + var newHeight = (this.options.maintainAspectRatio && isNaN(this.chart.aspectRatio) === false && isFinite(this.chart.aspectRatio) && this.chart.aspectRatio !== 0) ? newWidth / this.chart.aspectRatio : helpers.getMaximumHeight(this.chart.canvas); + + var sizeChanged = this.chart.width !== newWidth || this.chart.height !== newHeight; + + if (!sizeChanged) + return this; + + canvas.width = this.chart.width = newWidth; + canvas.height = this.chart.height = newHeight; + + helpers.retinaScale(this.chart); + + if (!silent) { + this.stop(); + this.update(this.options.responsiveAnimationDuration); + } + + return this; + }, + ensureScalesHaveIDs: function ensureScalesHaveIDs() { + var defaultXAxisID = 'x-axis-'; + var defaultYAxisID = 'y-axis-'; + + if (this.options.scales) { + if (this.options.scales.xAxes && this.options.scales.xAxes.length) { + helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { + xAxisOptions.id = xAxisOptions.id || (defaultXAxisID + index); + }); + } + + if (this.options.scales.yAxes && this.options.scales.yAxes.length) { + // Build the y axes + helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { + yAxisOptions.id = yAxisOptions.id || (defaultYAxisID + index); + }); + } + } + }, + buildScales: function buildScales() { + // Map of scale ID to scale object so we can lookup later + this.scales = {}; + + // Build the x axes + if (this.options.scales) { + if (this.options.scales.xAxes && this.options.scales.xAxes.length) { + helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { + var xType = helpers.getValueOrDefault(xAxisOptions.type, 'category'); + var ScaleClass = Chart.scaleService.getScaleConstructor(xType); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: xAxisOptions, + chart: this, + id: xAxisOptions.id + }); + + this.scales[scale.id] = scale; + } + }, this); + } + + if (this.options.scales.yAxes && this.options.scales.yAxes.length) { + // Build the y axes + helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { + var yType = helpers.getValueOrDefault(yAxisOptions.type, 'linear'); + var ScaleClass = Chart.scaleService.getScaleConstructor(yType); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: yAxisOptions, + chart: this, + id: yAxisOptions.id + }); + + this.scales[scale.id] = scale; + } + }, this); + } + } + if (this.options.scale) { + // Build radial axes + var ScaleClass = Chart.scaleService.getScaleConstructor(this.options.scale.type); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: this.options.scale, + chart: this + }); + + this.scale = scale; + + this.scales.radialScale = scale; + } + } + + Chart.scaleService.addScalesToLayout(this); + }, + + buildSurroundingItems: function() { + if (this.options.title) { + this.titleBlock = new Chart.Title({ + ctx: this.chart.ctx, + options: this.options.title, + chart: this + }); + + Chart.layoutService.addBox(this, this.titleBlock); + } + + if (this.options.legend) { + this.legend = new Chart.Legend({ + ctx: this.chart.ctx, + options: this.options.legend, + chart: this + }); + + Chart.layoutService.addBox(this, this.legend); + } + }, + + updateLayout: function() { + Chart.layoutService.update(this, this.chart.width, this.chart.height); + }, + + buildOrUpdateControllers: function buildOrUpdateControllers() { + var types = []; + var newControllers = []; + + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (!dataset.type) { + dataset.type = this.config.type; + } + + var type = dataset.type; + types.push(type); + + if (dataset.controller) { + dataset.controller.updateIndex(datasetIndex); + } else { + dataset.controller = new Chart.controllers[type](this, datasetIndex); + newControllers.push(dataset.controller); + } + }, this); + + if (types.length > 1) { + for (var i = 1; i < types.length; i++) { + if (types[i] !== types[i - 1]) { + this.isCombo = true; + break; + } + } + } + + return newControllers; + }, + + resetElements: function resetElements() { + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.reset(); + }); + }, + + update: function update(animationDuration, lazy) { + // In case the entire data object changed + this.tooltip._data = this.data; + + // Make sure dataset controllers are updated and new controllers are reset + var newControllers = this.buildOrUpdateControllers(); + + Chart.layoutService.update(this, this.chart.width, this.chart.height); + + // Can only reset the new controllers after the scales have been updated + helpers.each(newControllers, function(controller) { + controller.reset(); + }); + + // Make sure all dataset controllers have correct meta data counts + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.buildOrUpdateElements(); + }); + + // This will loop through any data and do the appropriate element update for the type + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.update(); + }); + this.render(animationDuration, lazy); + }, + + render: function render(duration, lazy) { + + if (this.options.animation && ((typeof duration !== 'undefined' && duration !== 0) || (typeof duration === 'undefined' && this.options.animation.duration !== 0))) { + var animation = new Chart.Animation(); + animation.numSteps = (duration || this.options.animation.duration) / 16.66; //60 fps + animation.easing = this.options.animation.easing; + + // render function + animation.render = function(chartInstance, animationObject) { + var easingFunction = helpers.easingEffects[animationObject.easing]; + var stepDecimal = animationObject.currentStep / animationObject.numSteps; + var easeDecimal = easingFunction(stepDecimal); + + chartInstance.draw(easeDecimal, stepDecimal, animationObject.currentStep); + }; + + // user events + animation.onAnimationProgress = this.options.animation.onProgress; + animation.onAnimationComplete = this.options.animation.onComplete; + + Chart.animationService.addAnimation(this, animation, duration, lazy); + } else { + this.draw(); + if (this.options.animation && this.options.animation.onComplete && this.options.animation.onComplete.call) { + this.options.animation.onComplete.call(this); + } + } + return this; + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + this.clear(); + + // Draw all the scales + helpers.each(this.boxes, function(box) { + box.draw(this.chartArea); + }, this); + if (this.scale) { + this.scale.draw(); + } + + // Draw each dataset via its respective controller (reversed to support proper line stacking) + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (helpers.isDatasetVisible(dataset)) { + dataset.controller.draw(ease); + } + }, null, true); + + // Finally draw the tooltip + this.tooltip.transition(easingDecimal).draw(); + }, + + // Get the single element that was clicked on + // @return : An object containing the dataset index and element index of the matching element. Also contains the rectangle that was draw + getElementAtEvent: function(e) { + + var eventPosition = helpers.getRelativePosition(e, this.chart); + var elementsArray = []; + + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (helpers.isDatasetVisible(dataset)) { + helpers.each(dataset.metaData, function(element, index) { + if (element.inRange(eventPosition.x, eventPosition.y)) { + elementsArray.push(element); + return elementsArray; + } + }); + } + }); + + return elementsArray; + }, + + getElementsAtEvent: function(e) { + var eventPosition = helpers.getRelativePosition(e, this.chart); + var elementsArray = []; + + var found = (function() { + for (var i = 0; i < this.data.datasets.length; i++) { + if (helpers.isDatasetVisible(this.data.datasets[i])) { + for (var j = 0; j < this.data.datasets[i].metaData.length; j++) { + if (this.data.datasets[i].metaData[j].inRange(eventPosition.x, eventPosition.y)) { + return this.data.datasets[i].metaData[j]; + } + } + } + } + }).call(this); + + if (!found) { + return elementsArray; + } + + helpers.each(this.data.datasets, function(dataset, dsIndex) { + if (helpers.isDatasetVisible(dataset)) { + elementsArray.push(dataset.metaData[found._index]); + } + }); + + return elementsArray; + }, + + getDatasetAtEvent: function(e) { + var elementsArray = this.getElementAtEvent(e); + + if (elementsArray.length > 0) { + elementsArray = this.data.datasets[elementsArray[0]._datasetIndex].metaData; + } + + return elementsArray; + }, + + generateLegend: function generateLegend() { + return this.options.legendCallback(this); + }, + + destroy: function destroy() { + this.clear(); + helpers.unbindEvents(this, this.events); + helpers.removeResizeListener(this.chart.canvas.parentNode); + + // Reset canvas height/width attributes + var canvas = this.chart.canvas; + canvas.width = this.chart.width; + canvas.height = this.chart.height; + + // if we scaled the canvas in response to a devicePixelRatio !== 1, we need to undo that transform here + if (this.chart.originalDevicePixelRatio !== undefined) { + this.chart.ctx.scale(1 / this.chart.originalDevicePixelRatio, 1 / this.chart.originalDevicePixelRatio); + } + + // Reset to the old style since it may have been changed by the device pixel ratio changes + canvas.style.width = this.chart.originalCanvasStyleWidth; + canvas.style.height = this.chart.originalCanvasStyleHeight; + + delete Chart.instances[this.id]; + }, + + toBase64Image: function toBase64Image() { + return this.chart.canvas.toDataURL.apply(this.chart.canvas, arguments); + }, + + initToolTip: function initToolTip() { + this.tooltip = new Chart.Tooltip({ + _chart: this.chart, + _chartInstance: this, + _data: this.data, + _options: this.options + }, this); + }, + + bindEvents: function bindEvents() { + helpers.bindEvents(this, this.options.events, function(evt) { + this.eventHandler(evt); + }); + }, + eventHandler: function eventHandler(e) { + this.lastActive = this.lastActive || []; + this.lastTooltipActive = this.lastTooltipActive || []; + + // Find Active Elements for hover and tooltips + if (e.type === 'mouseout') { + this.active = []; + this.tooltipActive = []; + } else { + + var _this = this; + var getItemsForMode = function(mode) { + switch (mode) { + case 'single': + return _this.getElementAtEvent(e); + case 'label': + return _this.getElementsAtEvent(e); + case 'dataset': + return _this.getDatasetAtEvent(e); + default: + return e; + } + }; + + this.active = getItemsForMode(this.options.hover.mode); + this.tooltipActive = getItemsForMode(this.options.tooltips.mode); + } + + // On Hover hook + if (this.options.hover.onHover) { + this.options.hover.onHover.call(this, this.active); + } + + if (e.type === 'mouseup' || e.type === 'click') { + if (this.options.onClick) { + this.options.onClick.call(this, e, this.active); + } + + if (this.legend && this.legend.handleEvent) { + this.legend.handleEvent(e); + } + } + + var dataset; + var index; + + // Remove styling for last active (even if it may still be active) + if (this.lastActive.length) { + switch (this.options.hover.mode) { + case 'single': + this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0], this.lastActive[0]._datasetIndex, this.lastActive[0]._index); + break; + case 'label': + case 'dataset': + for (var i = 0; i < this.lastActive.length; i++) { + if (this.lastActive[i]) + this.data.datasets[this.lastActive[i]._datasetIndex].controller.removeHoverStyle(this.lastActive[i], this.lastActive[i]._datasetIndex, this.lastActive[i]._index); + } + break; + default: + // Don't change anything + } + } + + // Built in hover styling + if (this.active.length && this.options.hover.mode) { + switch (this.options.hover.mode) { + case 'single': + this.data.datasets[this.active[0]._datasetIndex].controller.setHoverStyle(this.active[0]); + break; + case 'label': + case 'dataset': + for (var j = 0; j < this.active.length; j++) { + if (this.active[j]) + this.data.datasets[this.active[j]._datasetIndex].controller.setHoverStyle(this.active[j]); + } + break; + default: + // Don't change anything + } + } + + + // Built in Tooltips + if (this.options.tooltips.enabled || this.options.tooltips.custom) { + + // The usual updates + this.tooltip.initialize(); + this.tooltip._active = this.tooltipActive; + this.tooltip.update(); + } + + // Hover animations + this.tooltip.pivot(); + + if (!this.animating) { + var changed; + + helpers.each(this.active, function(element, index) { + if (element !== this.lastActive[index]) { + changed = true; + } + }, this); + + helpers.each(this.tooltipActive, function(element, index) { + if (element !== this.lastTooltipActive[index]) { + changed = true; + } + }, this); + + // If entering, leaving, or changing elements, animate the change via pivot + if ((this.lastActive.length !== this.active.length) || + (this.lastTooltipActive.length !== this.tooltipActive.length) || + changed) { + + this.stop(); + + if (this.options.tooltips.enabled || this.options.tooltips.custom) { + this.tooltip.update(true); + } + + // We only need to render at this point. Updating will cause scales to be recomputed generating flicker & using more + // memory than necessary. + this.render(this.options.hover.animationDuration, true); + } + } + + // Remember Last Actives + this.lastActive = this.active; + this.lastTooltipActive = this.tooltipActive; + return this; + } + }); +}; },{}],23:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - // Base class for all dataset controllers (line, bar, etc) - Chart.DatasetController = function(chart, datasetIndex) { - this.initialize.call(this, chart, datasetIndex); - }; - - helpers.extend(Chart.DatasetController.prototype, { - initialize: function(chart, datasetIndex) { - this.chart = chart; - this.index = datasetIndex; - this.linkScales(); - this.addElements(); - }, - updateIndex: function(datasetIndex) { - this.index = datasetIndex; - }, - - linkScales: function() { - if (!this.getDataset().xAxisID) { - this.getDataset().xAxisID = this.chart.options.scales.xAxes[0].id; - } - - if (!this.getDataset().yAxisID) { - this.getDataset().yAxisID = this.chart.options.scales.yAxes[0].id; - } - }, - - getDataset: function() { - return this.chart.data.datasets[this.index]; - }, - - getScaleForId: function(scaleID) { - return this.chart.scales[scaleID]; - }, - - reset: function() { - this.update(true); - }, - - buildOrUpdateElements: function buildOrUpdateElements() { - // Handle the number of data points changing - var numData = this.getDataset().data.length; - var numMetaData = this.getDataset().metaData.length; - - // Make sure that we handle number of datapoints changing - if (numData < numMetaData) { - // Remove excess bars for data points that have been removed - this.getDataset().metaData.splice(numData, numMetaData - numData); - } else if (numData > numMetaData) { - // Add new elements - for (var index = numMetaData; index < numData; ++index) { - this.addElementAndReset(index); - } - } - }, - - // Controllers should implement the following - addElements: helpers.noop, - addElementAndReset: helpers.noop, - draw: helpers.noop, - removeHoverStyle: helpers.noop, - setHoverStyle: helpers.noop, - update: helpers.noop - }); - - Chart.DatasetController.extend = helpers.inherits; - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + // Base class for all dataset controllers (line, bar, etc) + Chart.DatasetController = function(chart, datasetIndex) { + this.initialize.call(this, chart, datasetIndex); + }; + + helpers.extend(Chart.DatasetController.prototype, { + initialize: function(chart, datasetIndex) { + this.chart = chart; + this.index = datasetIndex; + this.linkScales(); + this.addElements(); + }, + updateIndex: function(datasetIndex) { + this.index = datasetIndex; + }, + + linkScales: function() { + if (!this.getDataset().xAxisID) { + this.getDataset().xAxisID = this.chart.options.scales.xAxes[0].id; + } + + if (!this.getDataset().yAxisID) { + this.getDataset().yAxisID = this.chart.options.scales.yAxes[0].id; + } + }, + + getDataset: function() { + return this.chart.data.datasets[this.index]; + }, + + getScaleForId: function(scaleID) { + return this.chart.scales[scaleID]; + }, + + reset: function() { + this.update(true); + }, + + buildOrUpdateElements: function buildOrUpdateElements() { + // Handle the number of data points changing + var numData = this.getDataset().data.length; + var numMetaData = this.getDataset().metaData.length; + + // Make sure that we handle number of datapoints changing + if (numData < numMetaData) { + // Remove excess bars for data points that have been removed + this.getDataset().metaData.splice(numData, numMetaData - numData); + } else if (numData > numMetaData) { + // Add new elements + for (var index = numMetaData; index < numData; ++index) { + this.addElementAndReset(index); + } + } + }, + + // Controllers should implement the following + addElements: helpers.noop, + addElementAndReset: helpers.noop, + draw: helpers.noop, + removeHoverStyle: helpers.noop, + setHoverStyle: helpers.noop, + update: helpers.noop + }); + + Chart.DatasetController.extend = helpers.inherits; + }; },{}],24:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.elements = {}; - - Chart.Element = function(configuration) { - helpers.extend(this, configuration); - this.initialize.apply(this, arguments); - }; - helpers.extend(Chart.Element.prototype, { - initialize: function() {}, - pivot: function() { - if (!this._view) { - this._view = helpers.clone(this._model); - } - this._start = helpers.clone(this._view); - return this; - }, - transition: function(ease) { - if (!this._view) { - this._view = helpers.clone(this._model); - } - - // No animation -> No Transition - if (ease === 1) { - this._view = this._model; - this._start = null; - return this; - } - - if (!this._start) { - this.pivot(); - } - - helpers.each(this._model, function(value, key) { - - if (key[0] === '_' || !this._model.hasOwnProperty(key)) { - // Only non-underscored properties - } - - // Init if doesn't exist - else if (!this._view.hasOwnProperty(key)) { - if (typeof value === 'number' && !isNaN(this._view[key])) { - this._view[key] = value * ease; - } else { - this._view[key] = value; - } - } - - // No unnecessary computations - else if (value === this._view[key]) { - // It's the same! Woohoo! - } - - // Color transitions if possible - else if (typeof value === 'string') { - try { - var color = helpers.color(this._start[key]).mix(helpers.color(this._model[key]), ease); - this._view[key] = color.rgbString(); - } catch (err) { - this._view[key] = value; - } - } - // Number transitions - else if (typeof value === 'number') { - var startVal = this._start[key] !== undefined && isNaN(this._start[key]) === false ? this._start[key] : 0; - this._view[key] = ((this._model[key] - startVal) * ease) + startVal; - } - // Everything else - else { - this._view[key] = value; - } - }, this); - - return this; - }, - tooltipPosition: function() { - return { - x: this._model.x, - y: this._model.y - }; - }, - hasValue: function() { - return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y); - } - }); - - Chart.Element.extend = helpers.inherits; - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.elements = {}; + + Chart.Element = function(configuration) { + helpers.extend(this, configuration); + this.initialize.apply(this, arguments); + }; + helpers.extend(Chart.Element.prototype, { + initialize: function() {}, + pivot: function() { + if (!this._view) { + this._view = helpers.clone(this._model); + } + this._start = helpers.clone(this._view); + return this; + }, + transition: function(ease) { + if (!this._view) { + this._view = helpers.clone(this._model); + } + + // No animation -> No Transition + if (ease === 1) { + this._view = this._model; + this._start = null; + return this; + } + + if (!this._start) { + this.pivot(); + } + + helpers.each(this._model, function(value, key) { + + if (key[0] === '_' || !this._model.hasOwnProperty(key)) { + // Only non-underscored properties + } + + // Init if doesn't exist + else if (!this._view.hasOwnProperty(key)) { + if (typeof value === 'number' && !isNaN(this._view[key])) { + this._view[key] = value * ease; + } else { + this._view[key] = value; + } + } + + // No unnecessary computations + else if (value === this._view[key]) { + // It's the same! Woohoo! + } + + // Color transitions if possible + else if (typeof value === 'string') { + try { + var color = helpers.color(this._start[key]).mix(helpers.color(this._model[key]), ease); + this._view[key] = color.rgbString(); + } catch (err) { + this._view[key] = value; + } + } + // Number transitions + else if (typeof value === 'number') { + var startVal = this._start[key] !== undefined && isNaN(this._start[key]) === false ? this._start[key] : 0; + this._view[key] = ((this._model[key] - startVal) * ease) + startVal; + } + // Everything else + else { + this._view[key] = value; + } + }, this); + + return this; + }, + tooltipPosition: function() { + return { + x: this._model.x, + y: this._model.y + }; + }, + hasValue: function() { + return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y); + } + }); + + Chart.Element.extend = helpers.inherits; + +}; },{}],25:[function(require,module,exports){ -/*global window: false */ -/*global document: false */ -"use strict"; - -var color = require('chartjs-color'); - -module.exports = function(Chart) { - - //Global Chart helpers object for utility methods and classes - var helpers = Chart.helpers = {}; - - //-- Basic js utility methods - helpers.each = function(loopable, callback, self, reverse) { - // Check to see if null or undefined firstly. - var i, len; - if (helpers.isArray(loopable)) { - len = loopable.length; - if (reverse) { - for (i = len - 1; i >= 0; i--) { - callback.call(self, loopable[i], i); - } - } else { - for (i = 0; i < len; i++) { - callback.call(self, loopable[i], i); - } - } - } else if (typeof loopable === 'object') { - var keys = Object.keys(loopable); - len = keys.length; - for (i = 0; i < len; i++) { - callback.call(self, loopable[keys[i]], keys[i]); - } - } - }; - helpers.clone = function(obj) { - var objClone = {}; - helpers.each(obj, function(value, key) { - if (obj.hasOwnProperty(key)) { - if (helpers.isArray(value)) { - objClone[key] = value.slice(0); - } else if (typeof value === 'object' && value !== null) { - objClone[key] = helpers.clone(value); - } else { - objClone[key] = value; - } - } - }); - return objClone; - }; - helpers.extend = function(base) { - var len = arguments.length; - var additionalArgs = []; - for (var i = 1; i < len; i++) { - additionalArgs.push(arguments[i]); - } - helpers.each(additionalArgs, function(extensionObject) { - helpers.each(extensionObject, function(value, key) { - if (extensionObject.hasOwnProperty(key)) { - base[key] = value; - } - }); - }); - return base; - }; - // Need a special merge function to chart configs since they are now grouped - helpers.configMerge = function(_base) { - var base = helpers.clone(_base); - helpers.each(Array.prototype.slice.call(arguments, 1), function(extension) { - helpers.each(extension, function(value, key) { - if (extension.hasOwnProperty(key)) { - if (key === 'scales') { - // Scale config merging is complex. Add out own function here for that - base[key] = helpers.scaleMerge(base.hasOwnProperty(key) ? base[key] : {}, value); - - } else if (key === 'scale') { - // Used in polar area & radar charts since there is only one scale - base[key] = helpers.configMerge(base.hasOwnProperty(key) ? base[key] : {}, Chart.scaleService.getScaleDefaults(value.type), value); - } else if (base.hasOwnProperty(key) && helpers.isArray(base[key]) && helpers.isArray(value)) { - // In this case we have an array of objects replacing another array. Rather than doing a strict replace, - // merge. This allows easy scale option merging - var baseArray = base[key]; - - helpers.each(value, function(valueObj, index) { - - if (index < baseArray.length) { - if (typeof baseArray[index] === 'object' && baseArray[index] !== null && typeof valueObj === 'object' && valueObj !== null) { - // Two objects are coming together. Do a merge of them. - baseArray[index] = helpers.configMerge(baseArray[index], valueObj); - } else { - // Just overwrite in this case since there is nothing to merge - baseArray[index] = valueObj; - } - } else { - baseArray.push(valueObj); // nothing to merge - } - }); - - } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { - // If we are overwriting an object with an object, do a merge of the properties. - base[key] = helpers.configMerge(base[key], value); - - } else { - // can just overwrite the value in this case - base[key] = value; - } - } - }); - }); - - return base; - }; - helpers.extendDeep = function(_base) { - return _extendDeep.apply(this, arguments); - - function _extendDeep(dst) { - helpers.each(arguments, function(obj) { - if (obj !== dst) { - helpers.each(obj, function(value, key) { - if (dst[key] && dst[key].constructor && dst[key].constructor === Object) { - _extendDeep(dst[key], value); - } else { - dst[key] = value; - } - }); - } - }); - return dst; - } - }; - helpers.scaleMerge = function(_base, extension) { - var base = helpers.clone(_base); - - helpers.each(extension, function(value, key) { - if (extension.hasOwnProperty(key)) { - if (key === 'xAxes' || key === 'yAxes') { - // These properties are arrays of items - if (base.hasOwnProperty(key)) { - helpers.each(value, function(valueObj, index) { - var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); - if (index >= base[key].length || !base[key][index].type) { - base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); - } else if (valueObj.type !== base[key][index].type) { - // Type changed. Bring in the new defaults before we bring in valueObj so that valueObj can override the correct scale defaults - base[key][index] = helpers.configMerge(base[key][index], Chart.scaleService.getScaleDefaults(axisType), valueObj); - } else { - // Type is the same - base[key][index] = helpers.configMerge(base[key][index], valueObj); - } - }); - } else { - base[key] = []; - helpers.each(value, function(valueObj) { - var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); - base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); - }); - } - } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { - // If we are overwriting an object with an object, do a merge of the properties. - base[key] = helpers.configMerge(base[key], value); - - } else { - // can just overwrite the value in this case - base[key] = value; - } - } - }); - - return base; - }; - helpers.getValueAtIndexOrDefault = function(value, index, defaultValue) { - if (value === undefined || value === null) { - return defaultValue; - } - - if (helpers.isArray(value)) { - return index < value.length ? value[index] : defaultValue; - } - - return value; - }; - helpers.getValueOrDefault = function(value, defaultValue) { - return value === undefined ? defaultValue : value; - }; - helpers.indexOf = function(arrayToSearch, item) { - if (Array.prototype.indexOf) { - return arrayToSearch.indexOf(item); - } else { - for (var i = 0; i < arrayToSearch.length; i++) { - if (arrayToSearch[i] === item) - return i; - } - return -1; - } - }; - helpers.where = function(collection, filterCallback) { - var filtered = []; - - helpers.each(collection, function(item) { - if (filterCallback(item)) { - filtered.push(item); - } - }); - - return filtered; - }; - helpers.findIndex = function(arrayToSearch, callback, thisArg) { - var index = -1; - if (Array.prototype.findIndex) { - index = arrayToSearch.findIndex(callback, thisArg); - } else { - for (var i = 0; i < arrayToSearch.length; ++i) { - thisArg = thisArg !== undefined ? thisArg : arrayToSearch; - - if (callback.call(thisArg, arrayToSearch[i], i, arrayToSearch)) { - index = i; - break; - } - } - } - - return index; - }; - helpers.findNextWhere = function(arrayToSearch, filterCallback, startIndex) { - // Default to start of the array - if (startIndex === undefined || startIndex === null) { - startIndex = -1; - } - for (var i = startIndex + 1; i < arrayToSearch.length; i++) { - var currentItem = arrayToSearch[i]; - if (filterCallback(currentItem)) { - return currentItem; - } - } - }; - helpers.findPreviousWhere = function(arrayToSearch, filterCallback, startIndex) { - // Default to end of the array - if (startIndex === undefined || startIndex === null) { - startIndex = arrayToSearch.length; - } - for (var i = startIndex - 1; i >= 0; i--) { - var currentItem = arrayToSearch[i]; - if (filterCallback(currentItem)) { - return currentItem; - } - } - }; - helpers.inherits = function(extensions) { - //Basic javascript inheritance based on the model created in Backbone.js - var parent = this; - var ChartElement = (extensions && extensions.hasOwnProperty("constructor")) ? extensions.constructor : function() { - return parent.apply(this, arguments); - }; - - var Surrogate = function() { - this.constructor = ChartElement; - }; - Surrogate.prototype = parent.prototype; - ChartElement.prototype = new Surrogate(); - - ChartElement.extend = helpers.inherits; - - if (extensions) { - helpers.extend(ChartElement.prototype, extensions); - } - - ChartElement.__super__ = parent.prototype; - - return ChartElement; - }; - helpers.noop = function() {}; - helpers.uid = (function() { - var id = 0; - return function() { - return "chart-" + id++; - }; - })(); - helpers.warn = function(str) { - //Method for warning of errors - if (console && typeof console.warn === "function") { - console.warn(str); - } - }; - //-- Math methods - helpers.isNumber = function(n) { - return !isNaN(parseFloat(n)) && isFinite(n); - }; - helpers.almostEquals = function(x, y, epsilon) { - return Math.abs(x - y) < epsilon; - }; - helpers.max = function(array) { - return array.reduce(function(max, value) { - if (!isNaN(value)) { - return Math.max(max, value); - } else { - return max; - } - }, Number.NEGATIVE_INFINITY); - }; - helpers.min = function(array) { - return array.reduce(function(min, value) { - if (!isNaN(value)) { - return Math.min(min, value); - } else { - return min; - } - }, Number.POSITIVE_INFINITY); - }; - helpers.sign = function(x) { - if (Math.sign) { - return Math.sign(x); - } else { - x = +x; // convert to a number - if (x === 0 || isNaN(x)) { - return x; - } - return x > 0 ? 1 : -1; - } - }; - helpers.log10 = function(x) { - if (Math.log10) { - return Math.log10(x); - } else { - return Math.log(x) / Math.LN10; - } - }; - helpers.toRadians = function(degrees) { - return degrees * (Math.PI / 180); - }; - helpers.toDegrees = function(radians) { - return radians * (180 / Math.PI); - }; - // Gets the angle from vertical upright to the point about a centre. - helpers.getAngleFromPoint = function(centrePoint, anglePoint) { - var distanceFromXCenter = anglePoint.x - centrePoint.x, - distanceFromYCenter = anglePoint.y - centrePoint.y, - radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); - - var angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); - - if (angle < (-0.5 * Math.PI)) { - angle += 2.0 * Math.PI; // make sure the returned angle is in the range of (-PI/2, 3PI/2] - } - - return { - angle: angle, - distance: radialDistanceFromCenter - }; - }; - helpers.aliasPixel = function(pixelWidth) { - return (pixelWidth % 2 === 0) ? 0 : 0.5; - }; - helpers.splineCurve = function(firstPoint, middlePoint, afterPoint, t) { - //Props to Rob Spencer at scaled innovation for his post on splining between points - //http://scaledinnovation.com/analytics/splines/aboutSplines.html - - // This function must also respect "skipped" points - - var previous = firstPoint.skip ? middlePoint : firstPoint, - current = middlePoint, - next = afterPoint.skip ? middlePoint : afterPoint; - - var d01 = Math.sqrt(Math.pow(current.x - previous.x, 2) + Math.pow(current.y - previous.y, 2)); - var d12 = Math.sqrt(Math.pow(next.x - current.x, 2) + Math.pow(next.y - current.y, 2)); - - var s01 = d01 / (d01 + d12); - var s12 = d12 / (d01 + d12); - - // If all points are the same, s01 & s02 will be inf - s01 = isNaN(s01) ? 0 : s01; - s12 = isNaN(s12) ? 0 : s12; - - var fa = t * s01; // scaling factor for triangle Ta - var fb = t * s12; - - return { - previous: { - x: current.x - fa * (next.x - previous.x), - y: current.y - fa * (next.y - previous.y) - }, - next: { - x: current.x + fb * (next.x - previous.x), - y: current.y + fb * (next.y - previous.y) - } - }; - }; - helpers.nextItem = function(collection, index, loop) { - if (loop) { - return index >= collection.length - 1 ? collection[0] : collection[index + 1]; - } - - return index >= collection.length - 1 ? collection[collection.length - 1] : collection[index + 1]; - }; - helpers.previousItem = function(collection, index, loop) { - if (loop) { - return index <= 0 ? collection[collection.length - 1] : collection[index - 1]; - } - return index <= 0 ? collection[0] : collection[index - 1]; - }; - // Implementation of the nice number algorithm used in determining where axis labels will go - helpers.niceNum = function(range, round) { - var exponent = Math.floor(helpers.log10(range)); - var fraction = range / Math.pow(10, exponent); - var niceFraction; - - if (round) { - if (fraction < 1.5) { - niceFraction = 1; - } else if (fraction < 3) { - niceFraction = 2; - } else if (fraction < 7) { - niceFraction = 5; - } else { - niceFraction = 10; - } - } else { - if (fraction <= 1.0) { - niceFraction = 1; - } else if (fraction <= 2) { - niceFraction = 2; - } else if (fraction <= 5) { - niceFraction = 5; - } else { - niceFraction = 10; - } - } - - return niceFraction * Math.pow(10, exponent); - }; - //Easing functions adapted from Robert Penner's easing equations - //http://www.robertpenner.com/easing/ - var easingEffects = helpers.easingEffects = { - linear: function(t) { - return t; - }, - easeInQuad: function(t) { - return t * t; - }, - easeOutQuad: function(t) { - return -1 * t * (t - 2); - }, - easeInOutQuad: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t; - } - return -1 / 2 * ((--t) * (t - 2) - 1); - }, - easeInCubic: function(t) { - return t * t * t; - }, - easeOutCubic: function(t) { - return 1 * ((t = t / 1 - 1) * t * t + 1); - }, - easeInOutCubic: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t; - } - return 1 / 2 * ((t -= 2) * t * t + 2); - }, - easeInQuart: function(t) { - return t * t * t * t; - }, - easeOutQuart: function(t) { - return -1 * ((t = t / 1 - 1) * t * t * t - 1); - }, - easeInOutQuart: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t * t; - } - return -1 / 2 * ((t -= 2) * t * t * t - 2); - }, - easeInQuint: function(t) { - return 1 * (t /= 1) * t * t * t * t; - }, - easeOutQuint: function(t) { - return 1 * ((t = t / 1 - 1) * t * t * t * t + 1); - }, - easeInOutQuint: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t * t * t; - } - return 1 / 2 * ((t -= 2) * t * t * t * t + 2); - }, - easeInSine: function(t) { - return -1 * Math.cos(t / 1 * (Math.PI / 2)) + 1; - }, - easeOutSine: function(t) { - return 1 * Math.sin(t / 1 * (Math.PI / 2)); - }, - easeInOutSine: function(t) { - return -1 / 2 * (Math.cos(Math.PI * t / 1) - 1); - }, - easeInExpo: function(t) { - return (t === 0) ? 1 : 1 * Math.pow(2, 10 * (t / 1 - 1)); - }, - easeOutExpo: function(t) { - return (t === 1) ? 1 : 1 * (-Math.pow(2, -10 * t / 1) + 1); - }, - easeInOutExpo: function(t) { - if (t === 0) { - return 0; - } - if (t === 1) { - return 1; - } - if ((t /= 1 / 2) < 1) { - return 1 / 2 * Math.pow(2, 10 * (t - 1)); - } - return 1 / 2 * (-Math.pow(2, -10 * --t) + 2); - }, - easeInCirc: function(t) { - if (t >= 1) { - return t; - } - return -1 * (Math.sqrt(1 - (t /= 1) * t) - 1); - }, - easeOutCirc: function(t) { - return 1 * Math.sqrt(1 - (t = t / 1 - 1) * t); - }, - easeInOutCirc: function(t) { - if ((t /= 1 / 2) < 1) { - return -1 / 2 * (Math.sqrt(1 - t * t) - 1); - } - return 1 / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1); - }, - easeInElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1) === 1) { - return 1; - } - if (!p) { - p = 1 * 0.3; - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); - }, - easeOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1) === 1) { - return 1; - } - if (!p) { - p = 1 * 0.3; - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return a * Math.pow(2, -10 * t) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) + 1; - }, - easeInOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1 / 2) === 2) { - return 1; - } - if (!p) { - p = 1 * (0.3 * 1.5); - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - if (t < 1) { - return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); - } - return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) * 0.5 + 1; - }, - easeInBack: function(t) { - var s = 1.70158; - return 1 * (t /= 1) * t * ((s + 1) * t - s); - }, - easeOutBack: function(t) { - var s = 1.70158; - return 1 * ((t = t / 1 - 1) * t * ((s + 1) * t + s) + 1); - }, - easeInOutBack: function(t) { - var s = 1.70158; - if ((t /= 1 / 2) < 1) { - return 1 / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)); - } - return 1 / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); - }, - easeInBounce: function(t) { - return 1 - easingEffects.easeOutBounce(1 - t); - }, - easeOutBounce: function(t) { - if ((t /= 1) < (1 / 2.75)) { - return 1 * (7.5625 * t * t); - } else if (t < (2 / 2.75)) { - return 1 * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75); - } else if (t < (2.5 / 2.75)) { - return 1 * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375); - } else { - return 1 * (7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375); - } - }, - easeInOutBounce: function(t) { - if (t < 1 / 2) { - return easingEffects.easeInBounce(t * 2) * 0.5; - } - return easingEffects.easeOutBounce(t * 2 - 1) * 0.5 + 1 * 0.5; - } - }; - //Request animation polyfill - http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/ - helpers.requestAnimFrame = (function() { - return window.requestAnimationFrame || - window.webkitRequestAnimationFrame || - window.mozRequestAnimationFrame || - window.oRequestAnimationFrame || - window.msRequestAnimationFrame || - function(callback) { - return window.setTimeout(callback, 1000 / 60); - }; - })(); - helpers.cancelAnimFrame = (function() { - return window.cancelAnimationFrame || - window.webkitCancelAnimationFrame || - window.mozCancelAnimationFrame || - window.oCancelAnimationFrame || - window.msCancelAnimationFrame || - function(callback) { - return window.clearTimeout(callback, 1000 / 60); - }; - })(); - //-- DOM methods - helpers.getRelativePosition = function(evt, chart) { - var mouseX, mouseY; - var e = evt.originalEvent || evt, - canvas = evt.currentTarget || evt.srcElement, - boundingRect = canvas.getBoundingClientRect(); - - if (e.touches && e.touches.length > 0) { - mouseX = e.touches[0].clientX; - mouseY = e.touches[0].clientY; - - } else { - mouseX = e.clientX; - mouseY = e.clientY; - } - - // Scale mouse coordinates into canvas coordinates - // by following the pattern laid out by 'jerryj' in the comments of - // http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ - var paddingLeft = parseFloat(helpers.getStyle(canvas, 'padding-left')); - var paddingTop = parseFloat(helpers.getStyle(canvas, 'padding-top')); - var paddingRight = parseFloat(helpers.getStyle(canvas, 'padding-right')); - var paddingBottom = parseFloat(helpers.getStyle(canvas, 'padding-bottom')); - var width = boundingRect.right - boundingRect.left - paddingLeft - paddingRight; - var height = boundingRect.bottom - boundingRect.top - paddingTop - paddingBottom; - - // We divide by the current device pixel ratio, because the canvas is scaled up by that amount in each direction. However - // the backend model is in unscaled coordinates. Since we are going to deal with our model coordinates, we go back here - mouseX = Math.round((mouseX - boundingRect.left - paddingLeft) / (width) * canvas.width / chart.currentDevicePixelRatio); - mouseY = Math.round((mouseY - boundingRect.top - paddingTop) / (height) * canvas.height / chart.currentDevicePixelRatio); - - return { - x: mouseX, - y: mouseY - }; - - }; - helpers.addEvent = function(node, eventType, method) { - if (node.addEventListener) { - node.addEventListener(eventType, method); - } else if (node.attachEvent) { - node.attachEvent("on" + eventType, method); - } else { - node["on" + eventType] = method; - } - }; - helpers.removeEvent = function(node, eventType, handler) { - if (node.removeEventListener) { - node.removeEventListener(eventType, handler, false); - } else if (node.detachEvent) { - node.detachEvent("on" + eventType, handler); - } else { - node["on" + eventType] = helpers.noop; - } - }; - helpers.bindEvents = function(chartInstance, arrayOfEvents, handler) { - // Create the events object if it's not already present - if (!chartInstance.events) - chartInstance.events = {}; - - helpers.each(arrayOfEvents, function(eventName) { - chartInstance.events[eventName] = function() { - handler.apply(chartInstance, arguments); - }; - helpers.addEvent(chartInstance.chart.canvas, eventName, chartInstance.events[eventName]); - }); - }; - helpers.unbindEvents = function(chartInstance, arrayOfEvents) { - helpers.each(arrayOfEvents, function(handler, eventName) { - helpers.removeEvent(chartInstance.chart.canvas, eventName, handler); - }); - }; - helpers.getConstraintWidth = function(domNode) { // returns Number or undefined if no constraint - var constrainedWidth; - var constrainedWNode = document.defaultView.getComputedStyle(domNode)['max-width']; - var constrainedWContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-width']; - var hasCWNode = constrainedWNode !== null && constrainedWNode !== "none"; - var hasCWContainer = constrainedWContainer !== null && constrainedWContainer !== "none"; - - if (hasCWNode || hasCWContainer) { - constrainedWidth = Math.min((hasCWNode ? parseInt(constrainedWNode, 10) : Number.POSITIVE_INFINITY), (hasCWContainer ? parseInt(constrainedWContainer, 10) : Number.POSITIVE_INFINITY)); - } - return constrainedWidth; - }; - // returns Number or undefined if no constraint - helpers.getConstraintHeight = function(domNode) { - var constrainedHeight; - var constrainedHNode = document.defaultView.getComputedStyle(domNode)['max-height']; - var constrainedHContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-height']; - var hasCHNode = constrainedHNode !== null && constrainedHNode !== "none"; - var hasCHContainer = constrainedHContainer !== null && constrainedHContainer !== "none"; - - if (constrainedHNode || constrainedHContainer) { - constrainedHeight = Math.min((hasCHNode ? parseInt(constrainedHNode, 10) : Number.POSITIVE_INFINITY), (hasCHContainer ? parseInt(constrainedHContainer, 10) : Number.POSITIVE_INFINITY)); - } - return constrainedHeight; - }; - helpers.getMaximumWidth = function(domNode) { - var container = domNode.parentNode; - var padding = parseInt(helpers.getStyle(container, 'padding-left')) + parseInt(helpers.getStyle(container, 'padding-right')); - - var w = container.clientWidth - padding; - var cw = helpers.getConstraintWidth(domNode); - if (cw !== undefined) { - w = Math.min(w, cw); - } - - return w; - }; - helpers.getMaximumHeight = function(domNode) { - var container = domNode.parentNode; - var padding = parseInt(helpers.getStyle(container, 'padding-top')) + parseInt(helpers.getStyle(container, 'padding-bottom')); - - var h = container.clientHeight - padding; - var ch = helpers.getConstraintHeight(domNode); - if (ch !== undefined) { - h = Math.min(h, ch); - } - - return h; - }; - helpers.getStyle = function(el, property) { - return el.currentStyle ? - el.currentStyle[property] : - document.defaultView.getComputedStyle(el, null).getPropertyValue(property); - }; - helpers.retinaScale = function(chart) { - var ctx = chart.ctx; - var width = chart.canvas.width; - var height = chart.canvas.height; - var pixelRatio = chart.currentDevicePixelRatio = window.devicePixelRatio || 1; - - if (pixelRatio !== 1) { - ctx.canvas.height = height * pixelRatio; - ctx.canvas.width = width * pixelRatio; - ctx.scale(pixelRatio, pixelRatio); - - // Store the device pixel ratio so that we can go backwards in `destroy`. - // The devicePixelRatio changes with zoom, so there are no guarantees that it is the same - // when destroy is called - chart.originalDevicePixelRatio = chart.originalDevicePixelRatio || pixelRatio; - } - - ctx.canvas.style.width = width + 'px'; - ctx.canvas.style.height = height + 'px'; - }; - //-- Canvas methods - helpers.clear = function(chart) { - chart.ctx.clearRect(0, 0, chart.width, chart.height); - }; - helpers.fontString = function(pixelSize, fontStyle, fontFamily) { - return fontStyle + " " + pixelSize + "px " + fontFamily; - }; - helpers.longestText = function(ctx, font, arrayOfStrings, cache) { - cache = cache || {}; - cache.data = cache.data || {}; - cache.garbageCollect = cache.garbageCollect || []; - - if (cache.font !== font) { - cache.data = {}; - cache.garbageCollect = []; - cache.font = font; - } - - ctx.font = font; - var longest = 0; - helpers.each(arrayOfStrings, function(string) { - var textWidth = cache.data[string]; - if (!textWidth) { - textWidth = cache.data[string] = ctx.measureText(string).width; - cache.garbageCollect.push(string); - } - if (textWidth > longest) - longest = textWidth; - }); - - var gcLen = cache.garbageCollect.length / 2; - if (gcLen > arrayOfStrings.length) { - for (var i = 0; i < gcLen; i++) { - delete cache.data[cache.garbageCollect[i]]; - } - cache.garbageCollect.splice(0, gcLen); - } - - return longest; - }; - helpers.drawRoundedRectangle = function(ctx, x, y, width, height, radius) { - ctx.beginPath(); - ctx.moveTo(x + radius, y); - ctx.lineTo(x + width - radius, y); - ctx.quadraticCurveTo(x + width, y, x + width, y + radius); - ctx.lineTo(x + width, y + height - radius); - ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height); - ctx.lineTo(x + radius, y + height); - ctx.quadraticCurveTo(x, y + height, x, y + height - radius); - ctx.lineTo(x, y + radius); - ctx.quadraticCurveTo(x, y, x + radius, y); - ctx.closePath(); - }; - helpers.color = function(c) { - if (!color) { - console.log('Color.js not found!'); - return c; - } - return color(c); - }; - helpers.addResizeListener = function(node, callback) { - // Hide an iframe before the node - var hiddenIframe = document.createElement('iframe'); - var hiddenIframeClass = 'chartjs-hidden-iframe'; - - if (hiddenIframe.classlist) { - // can use classlist - hiddenIframe.classlist.add(hiddenIframeClass); - } else { - hiddenIframe.setAttribute('class', hiddenIframeClass); - } - - // Set the style - hiddenIframe.style.width = '100%'; - hiddenIframe.style.display = 'block'; - hiddenIframe.style.border = 0; - hiddenIframe.style.height = 0; - hiddenIframe.style.margin = 0; - hiddenIframe.style.position = 'absolute'; - hiddenIframe.style.left = 0; - hiddenIframe.style.right = 0; - hiddenIframe.style.top = 0; - hiddenIframe.style.bottom = 0; - - // Insert the iframe so that contentWindow is available - node.insertBefore(hiddenIframe, node.firstChild); - - (hiddenIframe.contentWindow || hiddenIframe).onresize = function() { - if (callback) { - callback(); - } - }; - }; - helpers.removeResizeListener = function(node) { - var hiddenIframe = node.querySelector('.chartjs-hidden-iframe'); - - // Remove the resize detect iframe - if (hiddenIframe) { - hiddenIframe.parentNode.removeChild(hiddenIframe); - } - }; - helpers.isArray = function(obj) { - if (!Array.isArray) { - return Object.prototype.toString.call(obj) === '[object Array]'; - } - return Array.isArray(obj); - }; - helpers.pushAllIfDefined = function(element, array) { - if (typeof element === "undefined") { - return; - } - - if (helpers.isArray(element)) { - array.push.apply(array, element); - } else { - array.push(element); - } - }; - helpers.isDatasetVisible = function(dataset) { - return !dataset.hidden; - }; - helpers.callCallback = function(fn, args, _tArg) { - if (fn && typeof fn.call === 'function') { - fn.apply(_tArg, args); - } - }; - +/*global window: false */ +/*global document: false */ +"use strict"; + +var color = require('chartjs-color'); + +module.exports = function(Chart) { + + //Global Chart helpers object for utility methods and classes + var helpers = Chart.helpers = {}; + + //-- Basic js utility methods + helpers.each = function(loopable, callback, self, reverse) { + // Check to see if null or undefined firstly. + var i, len; + if (helpers.isArray(loopable)) { + len = loopable.length; + if (reverse) { + for (i = len - 1; i >= 0; i--) { + callback.call(self, loopable[i], i); + } + } else { + for (i = 0; i < len; i++) { + callback.call(self, loopable[i], i); + } + } + } else if (typeof loopable === 'object') { + var keys = Object.keys(loopable); + len = keys.length; + for (i = 0; i < len; i++) { + callback.call(self, loopable[keys[i]], keys[i]); + } + } + }; + helpers.clone = function(obj) { + var objClone = {}; + helpers.each(obj, function(value, key) { + if (obj.hasOwnProperty(key)) { + if (helpers.isArray(value)) { + objClone[key] = value.slice(0); + } else if (typeof value === 'object' && value !== null) { + objClone[key] = helpers.clone(value); + } else { + objClone[key] = value; + } + } + }); + return objClone; + }; + helpers.extend = function(base) { + var len = arguments.length; + var additionalArgs = []; + for (var i = 1; i < len; i++) { + additionalArgs.push(arguments[i]); + } + helpers.each(additionalArgs, function(extensionObject) { + helpers.each(extensionObject, function(value, key) { + if (extensionObject.hasOwnProperty(key)) { + base[key] = value; + } + }); + }); + return base; + }; + // Need a special merge function to chart configs since they are now grouped + helpers.configMerge = function(_base) { + var base = helpers.clone(_base); + helpers.each(Array.prototype.slice.call(arguments, 1), function(extension) { + helpers.each(extension, function(value, key) { + if (extension.hasOwnProperty(key)) { + if (key === 'scales') { + // Scale config merging is complex. Add out own function here for that + base[key] = helpers.scaleMerge(base.hasOwnProperty(key) ? base[key] : {}, value); + + } else if (key === 'scale') { + // Used in polar area & radar charts since there is only one scale + base[key] = helpers.configMerge(base.hasOwnProperty(key) ? base[key] : {}, Chart.scaleService.getScaleDefaults(value.type), value); + } else if (base.hasOwnProperty(key) && helpers.isArray(base[key]) && helpers.isArray(value)) { + // In this case we have an array of objects replacing another array. Rather than doing a strict replace, + // merge. This allows easy scale option merging + var baseArray = base[key]; + + helpers.each(value, function(valueObj, index) { + + if (index < baseArray.length) { + if (typeof baseArray[index] === 'object' && baseArray[index] !== null && typeof valueObj === 'object' && valueObj !== null) { + // Two objects are coming together. Do a merge of them. + baseArray[index] = helpers.configMerge(baseArray[index], valueObj); + } else { + // Just overwrite in this case since there is nothing to merge + baseArray[index] = valueObj; + } + } else { + baseArray.push(valueObj); // nothing to merge + } + }); + + } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { + // If we are overwriting an object with an object, do a merge of the properties. + base[key] = helpers.configMerge(base[key], value); + + } else { + // can just overwrite the value in this case + base[key] = value; + } + } + }); + }); + + return base; + }; + helpers.extendDeep = function(_base) { + return _extendDeep.apply(this, arguments); + + function _extendDeep(dst) { + helpers.each(arguments, function(obj) { + if (obj !== dst) { + helpers.each(obj, function(value, key) { + if (dst[key] && dst[key].constructor && dst[key].constructor === Object) { + _extendDeep(dst[key], value); + } else { + dst[key] = value; + } + }); + } + }); + return dst; + } + }; + helpers.scaleMerge = function(_base, extension) { + var base = helpers.clone(_base); + + helpers.each(extension, function(value, key) { + if (extension.hasOwnProperty(key)) { + if (key === 'xAxes' || key === 'yAxes') { + // These properties are arrays of items + if (base.hasOwnProperty(key)) { + helpers.each(value, function(valueObj, index) { + var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); + var axisDefaults = Chart.scaleService.getScaleDefaults(axisType); + if (index >= base[key].length || !base[key][index].type) { + base[key].push(helpers.configMerge(axisDefaults, valueObj)); + } else if (valueObj.type && valueObj.type !== base[key][index].type) { + // Type changed. Bring in the new defaults before we bring in valueObj so that valueObj can override the correct scale defaults + base[key][index] = helpers.configMerge(base[key][index], axisDefaults, valueObj); + } else { + // Type is the same + base[key][index] = helpers.configMerge(base[key][index], valueObj); + } + }); + } else { + base[key] = []; + helpers.each(value, function(valueObj) { + var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); + base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); + }); + } + } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { + // If we are overwriting an object with an object, do a merge of the properties. + base[key] = helpers.configMerge(base[key], value); + + } else { + // can just overwrite the value in this case + base[key] = value; + } + } + }); + + return base; + }; + helpers.getValueAtIndexOrDefault = function(value, index, defaultValue) { + if (value === undefined || value === null) { + return defaultValue; + } + + if (helpers.isArray(value)) { + return index < value.length ? value[index] : defaultValue; + } + + return value; + }; + helpers.getValueOrDefault = function(value, defaultValue) { + return value === undefined ? defaultValue : value; + }; + helpers.indexOf = function(arrayToSearch, item) { + if (Array.prototype.indexOf) { + return arrayToSearch.indexOf(item); + } else { + for (var i = 0; i < arrayToSearch.length; i++) { + if (arrayToSearch[i] === item) + return i; + } + return -1; + } + }; + helpers.where = function(collection, filterCallback) { + var filtered = []; + + helpers.each(collection, function(item) { + if (filterCallback(item)) { + filtered.push(item); + } + }); + + return filtered; + }; + helpers.findIndex = function(arrayToSearch, callback, thisArg) { + var index = -1; + if (Array.prototype.findIndex) { + index = arrayToSearch.findIndex(callback, thisArg); + } else { + for (var i = 0; i < arrayToSearch.length; ++i) { + thisArg = thisArg !== undefined ? thisArg : arrayToSearch; + + if (callback.call(thisArg, arrayToSearch[i], i, arrayToSearch)) { + index = i; + break; + } + } + } + + return index; + }; + helpers.findNextWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to start of the array + if (startIndex === undefined || startIndex === null) { + startIndex = -1; + } + for (var i = startIndex + 1; i < arrayToSearch.length; i++) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + helpers.findPreviousWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to end of the array + if (startIndex === undefined || startIndex === null) { + startIndex = arrayToSearch.length; + } + for (var i = startIndex - 1; i >= 0; i--) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + helpers.inherits = function(extensions) { + //Basic javascript inheritance based on the model created in Backbone.js + var parent = this; + var ChartElement = (extensions && extensions.hasOwnProperty("constructor")) ? extensions.constructor : function() { + return parent.apply(this, arguments); + }; + + var Surrogate = function() { + this.constructor = ChartElement; + }; + Surrogate.prototype = parent.prototype; + ChartElement.prototype = new Surrogate(); + + ChartElement.extend = helpers.inherits; + + if (extensions) { + helpers.extend(ChartElement.prototype, extensions); + } + + ChartElement.__super__ = parent.prototype; + + return ChartElement; + }; + helpers.noop = function() {}; + helpers.uid = (function() { + var id = 0; + return function() { + return "chart-" + id++; + }; + })(); + helpers.warn = function(str) { + //Method for warning of errors + if (console && typeof console.warn === "function") { + console.warn(str); + } + }; + //-- Math methods + helpers.isNumber = function(n) { + return !isNaN(parseFloat(n)) && isFinite(n); + }; + helpers.almostEquals = function(x, y, epsilon) { + return Math.abs(x - y) < epsilon; + }; + helpers.max = function(array) { + return array.reduce(function(max, value) { + if (!isNaN(value)) { + return Math.max(max, value); + } else { + return max; + } + }, Number.NEGATIVE_INFINITY); + }; + helpers.min = function(array) { + return array.reduce(function(min, value) { + if (!isNaN(value)) { + return Math.min(min, value); + } else { + return min; + } + }, Number.POSITIVE_INFINITY); + }; + helpers.sign = function(x) { + if (Math.sign) { + return Math.sign(x); + } else { + x = +x; // convert to a number + if (x === 0 || isNaN(x)) { + return x; + } + return x > 0 ? 1 : -1; + } + }; + helpers.log10 = function(x) { + if (Math.log10) { + return Math.log10(x); + } else { + return Math.log(x) / Math.LN10; + } + }; + helpers.toRadians = function(degrees) { + return degrees * (Math.PI / 180); + }; + helpers.toDegrees = function(radians) { + return radians * (180 / Math.PI); + }; + // Gets the angle from vertical upright to the point about a centre. + helpers.getAngleFromPoint = function(centrePoint, anglePoint) { + var distanceFromXCenter = anglePoint.x - centrePoint.x, + distanceFromYCenter = anglePoint.y - centrePoint.y, + radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); + + var angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); + + if (angle < (-0.5 * Math.PI)) { + angle += 2.0 * Math.PI; // make sure the returned angle is in the range of (-PI/2, 3PI/2] + } + + return { + angle: angle, + distance: radialDistanceFromCenter + }; + }; + helpers.aliasPixel = function(pixelWidth) { + return (pixelWidth % 2 === 0) ? 0 : 0.5; + }; + helpers.splineCurve = function(firstPoint, middlePoint, afterPoint, t) { + //Props to Rob Spencer at scaled innovation for his post on splining between points + //http://scaledinnovation.com/analytics/splines/aboutSplines.html + + // This function must also respect "skipped" points + + var previous = firstPoint.skip ? middlePoint : firstPoint, + current = middlePoint, + next = afterPoint.skip ? middlePoint : afterPoint; + + var d01 = Math.sqrt(Math.pow(current.x - previous.x, 2) + Math.pow(current.y - previous.y, 2)); + var d12 = Math.sqrt(Math.pow(next.x - current.x, 2) + Math.pow(next.y - current.y, 2)); + + var s01 = d01 / (d01 + d12); + var s12 = d12 / (d01 + d12); + + // If all points are the same, s01 & s02 will be inf + s01 = isNaN(s01) ? 0 : s01; + s12 = isNaN(s12) ? 0 : s12; + + var fa = t * s01; // scaling factor for triangle Ta + var fb = t * s12; + + return { + previous: { + x: current.x - fa * (next.x - previous.x), + y: current.y - fa * (next.y - previous.y) + }, + next: { + x: current.x + fb * (next.x - previous.x), + y: current.y + fb * (next.y - previous.y) + } + }; + }; + helpers.nextItem = function(collection, index, loop) { + if (loop) { + return index >= collection.length - 1 ? collection[0] : collection[index + 1]; + } + + return index >= collection.length - 1 ? collection[collection.length - 1] : collection[index + 1]; + }; + helpers.previousItem = function(collection, index, loop) { + if (loop) { + return index <= 0 ? collection[collection.length - 1] : collection[index - 1]; + } + return index <= 0 ? collection[0] : collection[index - 1]; + }; + // Implementation of the nice number algorithm used in determining where axis labels will go + helpers.niceNum = function(range, round) { + var exponent = Math.floor(helpers.log10(range)); + var fraction = range / Math.pow(10, exponent); + var niceFraction; + + if (round) { + if (fraction < 1.5) { + niceFraction = 1; + } else if (fraction < 3) { + niceFraction = 2; + } else if (fraction < 7) { + niceFraction = 5; + } else { + niceFraction = 10; + } + } else { + if (fraction <= 1.0) { + niceFraction = 1; + } else if (fraction <= 2) { + niceFraction = 2; + } else if (fraction <= 5) { + niceFraction = 5; + } else { + niceFraction = 10; + } + } + + return niceFraction * Math.pow(10, exponent); + }; + //Easing functions adapted from Robert Penner's easing equations + //http://www.robertpenner.com/easing/ + var easingEffects = helpers.easingEffects = { + linear: function(t) { + return t; + }, + easeInQuad: function(t) { + return t * t; + }, + easeOutQuad: function(t) { + return -1 * t * (t - 2); + }, + easeInOutQuad: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t; + } + return -1 / 2 * ((--t) * (t - 2) - 1); + }, + easeInCubic: function(t) { + return t * t * t; + }, + easeOutCubic: function(t) { + return 1 * ((t = t / 1 - 1) * t * t + 1); + }, + easeInOutCubic: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t; + } + return 1 / 2 * ((t -= 2) * t * t + 2); + }, + easeInQuart: function(t) { + return t * t * t * t; + }, + easeOutQuart: function(t) { + return -1 * ((t = t / 1 - 1) * t * t * t - 1); + }, + easeInOutQuart: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t * t; + } + return -1 / 2 * ((t -= 2) * t * t * t - 2); + }, + easeInQuint: function(t) { + return 1 * (t /= 1) * t * t * t * t; + }, + easeOutQuint: function(t) { + return 1 * ((t = t / 1 - 1) * t * t * t * t + 1); + }, + easeInOutQuint: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t * t * t; + } + return 1 / 2 * ((t -= 2) * t * t * t * t + 2); + }, + easeInSine: function(t) { + return -1 * Math.cos(t / 1 * (Math.PI / 2)) + 1; + }, + easeOutSine: function(t) { + return 1 * Math.sin(t / 1 * (Math.PI / 2)); + }, + easeInOutSine: function(t) { + return -1 / 2 * (Math.cos(Math.PI * t / 1) - 1); + }, + easeInExpo: function(t) { + return (t === 0) ? 1 : 1 * Math.pow(2, 10 * (t / 1 - 1)); + }, + easeOutExpo: function(t) { + return (t === 1) ? 1 : 1 * (-Math.pow(2, -10 * t / 1) + 1); + }, + easeInOutExpo: function(t) { + if (t === 0) { + return 0; + } + if (t === 1) { + return 1; + } + if ((t /= 1 / 2) < 1) { + return 1 / 2 * Math.pow(2, 10 * (t - 1)); + } + return 1 / 2 * (-Math.pow(2, -10 * --t) + 2); + }, + easeInCirc: function(t) { + if (t >= 1) { + return t; + } + return -1 * (Math.sqrt(1 - (t /= 1) * t) - 1); + }, + easeOutCirc: function(t) { + return 1 * Math.sqrt(1 - (t = t / 1 - 1) * t); + }, + easeInOutCirc: function(t) { + if ((t /= 1 / 2) < 1) { + return -1 / 2 * (Math.sqrt(1 - t * t) - 1); + } + return 1 / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1); + }, + easeInElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1) === 1) { + return 1; + } + if (!p) { + p = 1 * 0.3; + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); + }, + easeOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1) === 1) { + return 1; + } + if (!p) { + p = 1 * 0.3; + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return a * Math.pow(2, -10 * t) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) + 1; + }, + easeInOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1 / 2) === 2) { + return 1; + } + if (!p) { + p = 1 * (0.3 * 1.5); + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + if (t < 1) { + return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); + } + return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) * 0.5 + 1; + }, + easeInBack: function(t) { + var s = 1.70158; + return 1 * (t /= 1) * t * ((s + 1) * t - s); + }, + easeOutBack: function(t) { + var s = 1.70158; + return 1 * ((t = t / 1 - 1) * t * ((s + 1) * t + s) + 1); + }, + easeInOutBack: function(t) { + var s = 1.70158; + if ((t /= 1 / 2) < 1) { + return 1 / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)); + } + return 1 / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); + }, + easeInBounce: function(t) { + return 1 - easingEffects.easeOutBounce(1 - t); + }, + easeOutBounce: function(t) { + if ((t /= 1) < (1 / 2.75)) { + return 1 * (7.5625 * t * t); + } else if (t < (2 / 2.75)) { + return 1 * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75); + } else if (t < (2.5 / 2.75)) { + return 1 * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375); + } else { + return 1 * (7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375); + } + }, + easeInOutBounce: function(t) { + if (t < 1 / 2) { + return easingEffects.easeInBounce(t * 2) * 0.5; + } + return easingEffects.easeOutBounce(t * 2 - 1) * 0.5 + 1 * 0.5; + } + }; + //Request animation polyfill - http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/ + helpers.requestAnimFrame = (function() { + return window.requestAnimationFrame || + window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + window.oRequestAnimationFrame || + window.msRequestAnimationFrame || + function(callback) { + return window.setTimeout(callback, 1000 / 60); + }; + })(); + helpers.cancelAnimFrame = (function() { + return window.cancelAnimationFrame || + window.webkitCancelAnimationFrame || + window.mozCancelAnimationFrame || + window.oCancelAnimationFrame || + window.msCancelAnimationFrame || + function(callback) { + return window.clearTimeout(callback, 1000 / 60); + }; + })(); + //-- DOM methods + helpers.getRelativePosition = function(evt, chart) { + var mouseX, mouseY; + var e = evt.originalEvent || evt, + canvas = evt.currentTarget || evt.srcElement, + boundingRect = canvas.getBoundingClientRect(); + + if (e.touches && e.touches.length > 0) { + mouseX = e.touches[0].clientX; + mouseY = e.touches[0].clientY; + + } else { + mouseX = e.clientX; + mouseY = e.clientY; + } + + // Scale mouse coordinates into canvas coordinates + // by following the pattern laid out by 'jerryj' in the comments of + // http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ + var paddingLeft = parseFloat(helpers.getStyle(canvas, 'padding-left')); + var paddingTop = parseFloat(helpers.getStyle(canvas, 'padding-top')); + var paddingRight = parseFloat(helpers.getStyle(canvas, 'padding-right')); + var paddingBottom = parseFloat(helpers.getStyle(canvas, 'padding-bottom')); + var width = boundingRect.right - boundingRect.left - paddingLeft - paddingRight; + var height = boundingRect.bottom - boundingRect.top - paddingTop - paddingBottom; + + // We divide by the current device pixel ratio, because the canvas is scaled up by that amount in each direction. However + // the backend model is in unscaled coordinates. Since we are going to deal with our model coordinates, we go back here + mouseX = Math.round((mouseX - boundingRect.left - paddingLeft) / (width) * canvas.width / chart.currentDevicePixelRatio); + mouseY = Math.round((mouseY - boundingRect.top - paddingTop) / (height) * canvas.height / chart.currentDevicePixelRatio); + + return { + x: mouseX, + y: mouseY + }; + + }; + helpers.addEvent = function(node, eventType, method) { + if (node.addEventListener) { + node.addEventListener(eventType, method); + } else if (node.attachEvent) { + node.attachEvent("on" + eventType, method); + } else { + node["on" + eventType] = method; + } + }; + helpers.removeEvent = function(node, eventType, handler) { + if (node.removeEventListener) { + node.removeEventListener(eventType, handler, false); + } else if (node.detachEvent) { + node.detachEvent("on" + eventType, handler); + } else { + node["on" + eventType] = helpers.noop; + } + }; + helpers.bindEvents = function(chartInstance, arrayOfEvents, handler) { + // Create the events object if it's not already present + if (!chartInstance.events) + chartInstance.events = {}; + + helpers.each(arrayOfEvents, function(eventName) { + chartInstance.events[eventName] = function() { + handler.apply(chartInstance, arguments); + }; + helpers.addEvent(chartInstance.chart.canvas, eventName, chartInstance.events[eventName]); + }); + }; + helpers.unbindEvents = function(chartInstance, arrayOfEvents) { + helpers.each(arrayOfEvents, function(handler, eventName) { + helpers.removeEvent(chartInstance.chart.canvas, eventName, handler); + }); + }; + helpers.getConstraintWidth = function(domNode) { // returns Number or undefined if no constraint + var constrainedWidth; + var constrainedWNode = document.defaultView.getComputedStyle(domNode)['max-width']; + var constrainedWContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-width']; + var hasCWNode = constrainedWNode !== null && constrainedWNode !== "none"; + var hasCWContainer = constrainedWContainer !== null && constrainedWContainer !== "none"; + + if (hasCWNode || hasCWContainer) { + constrainedWidth = Math.min((hasCWNode ? parseInt(constrainedWNode, 10) : Number.POSITIVE_INFINITY), (hasCWContainer ? parseInt(constrainedWContainer, 10) : Number.POSITIVE_INFINITY)); + } + return constrainedWidth; + }; + // returns Number or undefined if no constraint + helpers.getConstraintHeight = function(domNode) { + var constrainedHeight; + var constrainedHNode = document.defaultView.getComputedStyle(domNode)['max-height']; + var constrainedHContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-height']; + var hasCHNode = constrainedHNode !== null && constrainedHNode !== "none"; + var hasCHContainer = constrainedHContainer !== null && constrainedHContainer !== "none"; + + if (constrainedHNode || constrainedHContainer) { + constrainedHeight = Math.min((hasCHNode ? parseInt(constrainedHNode, 10) : Number.POSITIVE_INFINITY), (hasCHContainer ? parseInt(constrainedHContainer, 10) : Number.POSITIVE_INFINITY)); + } + return constrainedHeight; + }; + helpers.getMaximumWidth = function(domNode) { + var container = domNode.parentNode; + var padding = parseInt(helpers.getStyle(container, 'padding-left')) + parseInt(helpers.getStyle(container, 'padding-right')); + + var w = container.clientWidth - padding; + var cw = helpers.getConstraintWidth(domNode); + if (cw !== undefined) { + w = Math.min(w, cw); + } + + return w; + }; + helpers.getMaximumHeight = function(domNode) { + var container = domNode.parentNode; + var padding = parseInt(helpers.getStyle(container, 'padding-top')) + parseInt(helpers.getStyle(container, 'padding-bottom')); + + var h = container.clientHeight - padding; + var ch = helpers.getConstraintHeight(domNode); + if (ch !== undefined) { + h = Math.min(h, ch); + } + + return h; + }; + helpers.getStyle = function(el, property) { + return el.currentStyle ? + el.currentStyle[property] : + document.defaultView.getComputedStyle(el, null).getPropertyValue(property); + }; + helpers.retinaScale = function(chart) { + var ctx = chart.ctx; + var width = chart.canvas.width; + var height = chart.canvas.height; + var pixelRatio = chart.currentDevicePixelRatio = window.devicePixelRatio || 1; + + if (pixelRatio !== 1) { + ctx.canvas.height = height * pixelRatio; + ctx.canvas.width = width * pixelRatio; + ctx.scale(pixelRatio, pixelRatio); + + // Store the device pixel ratio so that we can go backwards in `destroy`. + // The devicePixelRatio changes with zoom, so there are no guarantees that it is the same + // when destroy is called + chart.originalDevicePixelRatio = chart.originalDevicePixelRatio || pixelRatio; + } + + ctx.canvas.style.width = width + 'px'; + ctx.canvas.style.height = height + 'px'; + }; + //-- Canvas methods + helpers.clear = function(chart) { + chart.ctx.clearRect(0, 0, chart.width, chart.height); + }; + helpers.fontString = function(pixelSize, fontStyle, fontFamily) { + return fontStyle + " " + pixelSize + "px " + fontFamily; + }; + helpers.longestText = function(ctx, font, arrayOfStrings, cache) { + cache = cache || {}; + cache.data = cache.data || {}; + cache.garbageCollect = cache.garbageCollect || []; + + if (cache.font !== font) { + cache.data = {}; + cache.garbageCollect = []; + cache.font = font; + } + + ctx.font = font; + var longest = 0; + helpers.each(arrayOfStrings, function(string) { + var textWidth = cache.data[string]; + if (!textWidth) { + textWidth = cache.data[string] = ctx.measureText(string).width; + cache.garbageCollect.push(string); + } + if (textWidth > longest) + longest = textWidth; + }); + + var gcLen = cache.garbageCollect.length / 2; + if (gcLen > arrayOfStrings.length) { + for (var i = 0; i < gcLen; i++) { + delete cache.data[cache.garbageCollect[i]]; + } + cache.garbageCollect.splice(0, gcLen); + } + + return longest; + }; + helpers.drawRoundedRectangle = function(ctx, x, y, width, height, radius) { + ctx.beginPath(); + ctx.moveTo(x + radius, y); + ctx.lineTo(x + width - radius, y); + ctx.quadraticCurveTo(x + width, y, x + width, y + radius); + ctx.lineTo(x + width, y + height - radius); + ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height); + ctx.lineTo(x + radius, y + height); + ctx.quadraticCurveTo(x, y + height, x, y + height - radius); + ctx.lineTo(x, y + radius); + ctx.quadraticCurveTo(x, y, x + radius, y); + ctx.closePath(); + }; + helpers.color = function(c) { + if (!color) { + console.log('Color.js not found!'); + return c; + } + return color(c); + }; + helpers.addResizeListener = function(node, callback) { + // Hide an iframe before the node + var hiddenIframe = document.createElement('iframe'); + var hiddenIframeClass = 'chartjs-hidden-iframe'; + + if (hiddenIframe.classlist) { + // can use classlist + hiddenIframe.classlist.add(hiddenIframeClass); + } else { + hiddenIframe.setAttribute('class', hiddenIframeClass); + } + + // Set the style + hiddenIframe.style.width = '100%'; + hiddenIframe.style.display = 'block'; + hiddenIframe.style.border = 0; + hiddenIframe.style.height = 0; + hiddenIframe.style.margin = 0; + hiddenIframe.style.position = 'absolute'; + hiddenIframe.style.left = 0; + hiddenIframe.style.right = 0; + hiddenIframe.style.top = 0; + hiddenIframe.style.bottom = 0; + + // Insert the iframe so that contentWindow is available + node.insertBefore(hiddenIframe, node.firstChild); + + (hiddenIframe.contentWindow || hiddenIframe).onresize = function() { + if (callback) { + callback(); + } + }; + }; + helpers.removeResizeListener = function(node) { + var hiddenIframe = node.querySelector('.chartjs-hidden-iframe'); + + // Remove the resize detect iframe + if (hiddenIframe) { + hiddenIframe.parentNode.removeChild(hiddenIframe); + } + }; + helpers.isArray = function(obj) { + if (!Array.isArray) { + return Object.prototype.toString.call(obj) === '[object Array]'; + } + return Array.isArray(obj); + }; + helpers.pushAllIfDefined = function(element, array) { + if (typeof element === "undefined") { + return; + } + + if (helpers.isArray(element)) { + array.push.apply(array, element); + } else { + array.push(element); + } + }; + helpers.isDatasetVisible = function(dataset) { + return !dataset.hidden; + }; + helpers.callCallback = function(fn, args, _tArg) { + if (fn && typeof fn.call === 'function') { + fn.apply(_tArg, args); + } + }; + }; -},{"chartjs-color":1}],26:[function(require,module,exports){ -"use strict"; - -module.exports = function() { - - //Occupy the global variable of Chart, and create a simple base class - var Chart = function(context, config) { - this.config = config; - - // Support a jQuery'd canvas element - if (context.length && context[0].getContext) { - context = context[0]; - } - - // Support a canvas domnode - if (context.getContext) { - context = context.getContext("2d"); - } - - this.ctx = context; - this.canvas = context.canvas; - - // Figure out what the size of the chart will be. - // If the canvas has a specified width and height, we use those else - // we look to see if the canvas node has a CSS width and height. - // If there is still no height, fill the parent container - this.width = context.canvas.width || parseInt(Chart.helpers.getStyle(context.canvas, 'width')) || Chart.helpers.getMaximumWidth(context.canvas); - this.height = context.canvas.height || parseInt(Chart.helpers.getStyle(context.canvas, 'height')) || Chart.helpers.getMaximumHeight(context.canvas); - - this.aspectRatio = this.width / this.height; - - if (isNaN(this.aspectRatio) || isFinite(this.aspectRatio) === false) { - // If the canvas has no size, try and figure out what the aspect ratio will be. - // Some charts prefer square canvases (pie, radar, etc). If that is specified, use that - // else use the canvas default ratio of 2 - this.aspectRatio = config.aspectRatio !== undefined ? config.aspectRatio : 2; - } - - // Store the original style of the element so we can set it back - this.originalCanvasStyleWidth = context.canvas.style.width; - this.originalCanvasStyleHeight = context.canvas.style.height; - - // High pixel density displays - multiply the size of the canvas height/width by the device pixel ratio, then scale. - Chart.helpers.retinaScale(this); - - if (config) { - this.controller = new Chart.Controller(this); - } - - // Always bind this so that if the responsive state changes we still work - var _this = this; - Chart.helpers.addResizeListener(context.canvas.parentNode, function() { - if (_this.controller && _this.controller.config.options.responsive) { - _this.controller.resize(); - } - }); - - return this.controller ? this.controller : this; - - }; - - //Globally expose the defaults to allow for user updating/changing - Chart.defaults = { - global: { - responsive: true, - responsiveAnimationDuration: 0, - maintainAspectRatio: true, - events: ["mousemove", "mouseout", "click", "touchstart", "touchmove"], - hover: { - onHover: null, - mode: 'single', - animationDuration: 400 - }, - onClick: null, - defaultColor: 'rgba(0,0,0,0.1)', - defaultFontColor: '#666', - defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", - defaultFontSize: 12, - defaultFontStyle: 'normal', - showLines: true, - - // Element defaults defined in element extensions - elements: {}, - - // Legend callback string - legendCallback: function(chart) { - var text = []; - text.push(''); - - return text.join(""); - } - } - }; - - return Chart; - +},{"chartjs-color":4}],26:[function(require,module,exports){ +"use strict"; + +module.exports = function() { + + //Occupy the global variable of Chart, and create a simple base class + var Chart = function(context, config) { + this.config = config; + + // Support a jQuery'd canvas element + if (context.length && context[0].getContext) { + context = context[0]; + } + + // Support a canvas domnode + if (context.getContext) { + context = context.getContext("2d"); + } + + this.ctx = context; + this.canvas = context.canvas; + + // Figure out what the size of the chart will be. + // If the canvas has a specified width and height, we use those else + // we look to see if the canvas node has a CSS width and height. + // If there is still no height, fill the parent container + this.width = context.canvas.width || parseInt(Chart.helpers.getStyle(context.canvas, 'width')) || Chart.helpers.getMaximumWidth(context.canvas); + this.height = context.canvas.height || parseInt(Chart.helpers.getStyle(context.canvas, 'height')) || Chart.helpers.getMaximumHeight(context.canvas); + + this.aspectRatio = this.width / this.height; + + if (isNaN(this.aspectRatio) || isFinite(this.aspectRatio) === false) { + // If the canvas has no size, try and figure out what the aspect ratio will be. + // Some charts prefer square canvases (pie, radar, etc). If that is specified, use that + // else use the canvas default ratio of 2 + this.aspectRatio = config.aspectRatio !== undefined ? config.aspectRatio : 2; + } + + // Store the original style of the element so we can set it back + this.originalCanvasStyleWidth = context.canvas.style.width; + this.originalCanvasStyleHeight = context.canvas.style.height; + + // High pixel density displays - multiply the size of the canvas height/width by the device pixel ratio, then scale. + Chart.helpers.retinaScale(this); + + if (config) { + this.controller = new Chart.Controller(this); + } + + // Always bind this so that if the responsive state changes we still work + var _this = this; + Chart.helpers.addResizeListener(context.canvas.parentNode, function() { + if (_this.controller && _this.controller.config.options.responsive) { + _this.controller.resize(); + } + }); + + return this.controller ? this.controller : this; + + }; + + //Globally expose the defaults to allow for user updating/changing + Chart.defaults = { + global: { + responsive: true, + responsiveAnimationDuration: 0, + maintainAspectRatio: true, + events: ["mousemove", "mouseout", "click", "touchstart", "touchmove"], + hover: { + onHover: null, + mode: 'single', + animationDuration: 400 + }, + onClick: null, + defaultColor: 'rgba(0,0,0,0.1)', + defaultFontColor: '#666', + defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", + defaultFontSize: 12, + defaultFontStyle: 'normal', + showLines: true, + + // Element defaults defined in element extensions + elements: {}, + + // Legend callback string + legendCallback: function(chart) { + var text = []; + text.push(''); + + return text.join(""); + } + } + }; + + return Chart; + }; },{}],27:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - // The layout service is very self explanatory. It's responsible for the layout within a chart. - // Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need - // It is this service's responsibility of carrying out that layout. - Chart.layoutService = { - defaults: {}, - - // Register a box to a chartInstance. A box is simply a reference to an object that requires layout. eg. Scales, Legend, Plugins. - addBox: function(chartInstance, box) { - if (!chartInstance.boxes) { - chartInstance.boxes = []; - } - chartInstance.boxes.push(box); - }, - - removeBox: function(chartInstance, box) { - if (!chartInstance.boxes) { - return; - } - chartInstance.boxes.splice(chartInstance.boxes.indexOf(box), 1); - }, - - // The most important function - update: function(chartInstance, width, height) { - - if (!chartInstance) { - return; - } - - var xPadding = width > 30 ? 5 : 2; - var yPadding = height > 30 ? 5 : 2; - - var leftBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "left"; - }); - var rightBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "right"; - }); - var topBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "top"; - }); - var bottomBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "bottom"; - }); - - // Boxes that overlay the chartarea such as the radialLinear scale - var chartAreaBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "chartArea"; - }); - - function fullWidthSorter(a, b) { - - } - - // Ensure that full width boxes are at the very top / bottom - topBoxes.sort(function(a, b) { - return (b.options.fullWidth ? 1 : 0) - (a.options.fullWidth ? 1 : 0); - }); - bottomBoxes.sort(function(a, b) { - return (a.options.fullWidth ? 1 : 0) - (b.options.fullWidth ? 1 : 0); - }); - - // Essentially we now have any number of boxes on each of the 4 sides. - // Our canvas looks like the following. - // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and - // B1 is the bottom axis - // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays - // These locations are single-box locations only, when trying to register a chartArea location that is already taken, - // an error will be thrown. - // - // |----------------------------------------------------| - // | T1 (Full Width) | - // |----------------------------------------------------| - // | | | T2 | | - // | |----|-------------------------------------|----| - // | | | C1 | | C2 | | - // | | |----| |----| | - // | | | | | - // | L1 | L2 | ChartArea (C0) | R1 | - // | | | | | - // | | |----| |----| | - // | | | C3 | | C4 | | - // | |----|-------------------------------------|----| - // | | | B1 | | - // |----------------------------------------------------| - // | B2 (Full Width) | - // |----------------------------------------------------| - // - // What we do to find the best sizing, we do the following - // 1. Determine the minimum size of the chart area. - // 2. Split the remaining width equally between each vertical axis - // 3. Split the remaining height equally between each horizontal axis - // 4. Give each layout the maximum size it can be. The layout will return it's minimum size - // 5. Adjust the sizes of each axis based on it's minimum reported size. - // 6. Refit each axis - // 7. Position each axis in the final location - // 8. Tell the chart the final location of the chart area - // 9. Tell any axes that overlay the chart area the positions of the chart area - - // Step 1 - var chartWidth = width - (2 * xPadding); - var chartHeight = height - (2 * yPadding); - var chartAreaWidth = chartWidth / 2; // min 50% - var chartAreaHeight = chartHeight / 2; // min 50% - - // Step 2 - var verticalBoxWidth = (width - chartAreaWidth) / (leftBoxes.length + rightBoxes.length); - - // Step 3 - var horizontalBoxHeight = (height - chartAreaHeight) / (topBoxes.length + bottomBoxes.length); - - // Step 4 - var maxChartAreaWidth = chartWidth; - var maxChartAreaHeight = chartHeight; - var minBoxSizes = []; - - helpers.each(leftBoxes.concat(rightBoxes, topBoxes, bottomBoxes), getMinimumBoxSize); - - function getMinimumBoxSize(box) { - var minSize; - var isHorizontal = box.isHorizontal(); - - if (isHorizontal) { - minSize = box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, horizontalBoxHeight); - maxChartAreaHeight -= minSize.height; - } else { - minSize = box.update(verticalBoxWidth, chartAreaHeight); - maxChartAreaWidth -= minSize.width; - } - - minBoxSizes.push({ - horizontal: isHorizontal, - minSize: minSize, - box: box - }); - } - - // At this point, maxChartAreaHeight and maxChartAreaWidth are the size the chart area could - // be if the axes are drawn at their minimum sizes. - - // Steps 5 & 6 - var totalLeftBoxesWidth = xPadding; - var totalRightBoxesWidth = xPadding; - var totalTopBoxesHeight = yPadding; - var totalBottomBoxesHeight = yPadding; - - // Update, and calculate the left and right margins for the horizontal boxes - helpers.each(leftBoxes.concat(rightBoxes), fitBox); - - helpers.each(leftBoxes, function(box) { - totalLeftBoxesWidth += box.width; - }); - - helpers.each(rightBoxes, function(box) { - totalRightBoxesWidth += box.width; - }); - - // Set the Left and Right margins for the horizontal boxes - helpers.each(topBoxes.concat(bottomBoxes), fitBox); - - // Function to fit a box - function fitBox(box) { - var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { - return minBoxSize.box === box; - }); - - if (minBoxSize) { - if (box.isHorizontal()) { - var scaleMargin = { - left: totalLeftBoxesWidth, - right: totalRightBoxesWidth, - top: 0, - bottom: 0 - }; - - // Don't use min size here because of label rotation. When the labels are rotated, their rotation highly depends - // on the margin. Sometimes they need to increase in size slightly - box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, chartHeight / 2, scaleMargin); - } else { - box.update(minBoxSize.minSize.width, maxChartAreaHeight); - } - } - } - - // Figure out how much margin is on the top and bottom of the vertical boxes - helpers.each(topBoxes, function(box) { - totalTopBoxesHeight += box.height; - }); - - helpers.each(bottomBoxes, function(box) { - totalBottomBoxesHeight += box.height; - }); - - // Let the left layout know the final margin - helpers.each(leftBoxes.concat(rightBoxes), finalFitVerticalBox); - - function finalFitVerticalBox(box) { - var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { - return minBoxSize.box === box; - }); - - var scaleMargin = { - left: 0, - right: 0, - top: totalTopBoxesHeight, - bottom: totalBottomBoxesHeight - }; - - if (minBoxSize) { - box.update(minBoxSize.minSize.width, maxChartAreaHeight, scaleMargin); - } - } - - // Recalculate because the size of each layout might have changed slightly due to the margins (label rotation for instance) - totalLeftBoxesWidth = xPadding; - totalRightBoxesWidth = xPadding; - totalTopBoxesHeight = yPadding; - totalBottomBoxesHeight = yPadding; - - helpers.each(leftBoxes, function(box) { - totalLeftBoxesWidth += box.width; - }); - - helpers.each(rightBoxes, function(box) { - totalRightBoxesWidth += box.width; - }); - - helpers.each(topBoxes, function(box) { - totalTopBoxesHeight += box.height; - }); - helpers.each(bottomBoxes, function(box) { - totalBottomBoxesHeight += box.height; - }); - - // Figure out if our chart area changed. This would occur if the dataset layout label rotation - // changed due to the application of the margins in step 6. Since we can only get bigger, this is safe to do - // without calling `fit` again - var newMaxChartAreaHeight = height - totalTopBoxesHeight - totalBottomBoxesHeight; - var newMaxChartAreaWidth = width - totalLeftBoxesWidth - totalRightBoxesWidth; - - if (newMaxChartAreaWidth !== maxChartAreaWidth || newMaxChartAreaHeight !== maxChartAreaHeight) { - helpers.each(leftBoxes, function(box) { - box.height = newMaxChartAreaHeight; - }); - - helpers.each(rightBoxes, function(box) { - box.height = newMaxChartAreaHeight; - }); - - helpers.each(topBoxes, function(box) { - box.width = newMaxChartAreaWidth; - }); - - helpers.each(bottomBoxes, function(box) { - box.width = newMaxChartAreaWidth; - }); - - maxChartAreaHeight = newMaxChartAreaHeight; - maxChartAreaWidth = newMaxChartAreaWidth; - } - - // Step 7 - Position the boxes - var left = xPadding; - var top = yPadding; - var right = 0; - var bottom = 0; - - helpers.each(leftBoxes.concat(topBoxes), placeBox); - - // Account for chart width and height - left += maxChartAreaWidth; - top += maxChartAreaHeight; - - helpers.each(rightBoxes, placeBox); - helpers.each(bottomBoxes, placeBox); - - function placeBox(box) { - if (box.isHorizontal()) { - box.left = box.options.fullWidth ? xPadding : totalLeftBoxesWidth; - box.right = box.options.fullWidth ? width - xPadding : totalLeftBoxesWidth + maxChartAreaWidth; - box.top = top; - box.bottom = top + box.height; - - // Move to next point - top = box.bottom; - - } else { - - box.left = left; - box.right = left + box.width; - box.top = totalTopBoxesHeight; - box.bottom = totalTopBoxesHeight + maxChartAreaHeight; - - // Move to next point - left = box.right; - } - } - - // Step 8 - chartInstance.chartArea = { - left: totalLeftBoxesWidth, - top: totalTopBoxesHeight, - right: totalLeftBoxesWidth + maxChartAreaWidth, - bottom: totalTopBoxesHeight + maxChartAreaHeight - }; - - // Step 9 - helpers.each(chartAreaBoxes, function(box) { - box.left = chartInstance.chartArea.left; - box.top = chartInstance.chartArea.top; - box.right = chartInstance.chartArea.right; - box.bottom = chartInstance.chartArea.bottom; - - box.update(maxChartAreaWidth, maxChartAreaHeight); - }); - } - }; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + // The layout service is very self explanatory. It's responsible for the layout within a chart. + // Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need + // It is this service's responsibility of carrying out that layout. + Chart.layoutService = { + defaults: {}, + + // Register a box to a chartInstance. A box is simply a reference to an object that requires layout. eg. Scales, Legend, Plugins. + addBox: function(chartInstance, box) { + if (!chartInstance.boxes) { + chartInstance.boxes = []; + } + chartInstance.boxes.push(box); + }, + + removeBox: function(chartInstance, box) { + if (!chartInstance.boxes) { + return; + } + chartInstance.boxes.splice(chartInstance.boxes.indexOf(box), 1); + }, + + // The most important function + update: function(chartInstance, width, height) { + + if (!chartInstance) { + return; + } + + var xPadding = width > 30 ? 5 : 2; + var yPadding = height > 30 ? 5 : 2; + + var leftBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "left"; + }); + var rightBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "right"; + }); + var topBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "top"; + }); + var bottomBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "bottom"; + }); + + // Boxes that overlay the chartarea such as the radialLinear scale + var chartAreaBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "chartArea"; + }); + + function fullWidthSorter(a, b) { + + } + + // Ensure that full width boxes are at the very top / bottom + topBoxes.sort(function(a, b) { + return (b.options.fullWidth ? 1 : 0) - (a.options.fullWidth ? 1 : 0); + }); + bottomBoxes.sort(function(a, b) { + return (a.options.fullWidth ? 1 : 0) - (b.options.fullWidth ? 1 : 0); + }); + + // Essentially we now have any number of boxes on each of the 4 sides. + // Our canvas looks like the following. + // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and + // B1 is the bottom axis + // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays + // These locations are single-box locations only, when trying to register a chartArea location that is already taken, + // an error will be thrown. + // + // |----------------------------------------------------| + // | T1 (Full Width) | + // |----------------------------------------------------| + // | | | T2 | | + // | |----|-------------------------------------|----| + // | | | C1 | | C2 | | + // | | |----| |----| | + // | | | | | + // | L1 | L2 | ChartArea (C0) | R1 | + // | | | | | + // | | |----| |----| | + // | | | C3 | | C4 | | + // | |----|-------------------------------------|----| + // | | | B1 | | + // |----------------------------------------------------| + // | B2 (Full Width) | + // |----------------------------------------------------| + // + // What we do to find the best sizing, we do the following + // 1. Determine the minimum size of the chart area. + // 2. Split the remaining width equally between each vertical axis + // 3. Split the remaining height equally between each horizontal axis + // 4. Give each layout the maximum size it can be. The layout will return it's minimum size + // 5. Adjust the sizes of each axis based on it's minimum reported size. + // 6. Refit each axis + // 7. Position each axis in the final location + // 8. Tell the chart the final location of the chart area + // 9. Tell any axes that overlay the chart area the positions of the chart area + + // Step 1 + var chartWidth = width - (2 * xPadding); + var chartHeight = height - (2 * yPadding); + var chartAreaWidth = chartWidth / 2; // min 50% + var chartAreaHeight = chartHeight / 2; // min 50% + + // Step 2 + var verticalBoxWidth = (width - chartAreaWidth) / (leftBoxes.length + rightBoxes.length); + + // Step 3 + var horizontalBoxHeight = (height - chartAreaHeight) / (topBoxes.length + bottomBoxes.length); + + // Step 4 + var maxChartAreaWidth = chartWidth; + var maxChartAreaHeight = chartHeight; + var minBoxSizes = []; + + helpers.each(leftBoxes.concat(rightBoxes, topBoxes, bottomBoxes), getMinimumBoxSize); + + function getMinimumBoxSize(box) { + var minSize; + var isHorizontal = box.isHorizontal(); + + if (isHorizontal) { + minSize = box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, horizontalBoxHeight); + maxChartAreaHeight -= minSize.height; + } else { + minSize = box.update(verticalBoxWidth, chartAreaHeight); + maxChartAreaWidth -= minSize.width; + } + + minBoxSizes.push({ + horizontal: isHorizontal, + minSize: minSize, + box: box + }); + } + + // At this point, maxChartAreaHeight and maxChartAreaWidth are the size the chart area could + // be if the axes are drawn at their minimum sizes. + + // Steps 5 & 6 + var totalLeftBoxesWidth = xPadding; + var totalRightBoxesWidth = xPadding; + var totalTopBoxesHeight = yPadding; + var totalBottomBoxesHeight = yPadding; + + // Update, and calculate the left and right margins for the horizontal boxes + helpers.each(leftBoxes.concat(rightBoxes), fitBox); + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + // Set the Left and Right margins for the horizontal boxes + helpers.each(topBoxes.concat(bottomBoxes), fitBox); + + // Function to fit a box + function fitBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { + return minBoxSize.box === box; + }); + + if (minBoxSize) { + if (box.isHorizontal()) { + var scaleMargin = { + left: totalLeftBoxesWidth, + right: totalRightBoxesWidth, + top: 0, + bottom: 0 + }; + + // Don't use min size here because of label rotation. When the labels are rotated, their rotation highly depends + // on the margin. Sometimes they need to increase in size slightly + box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, chartHeight / 2, scaleMargin); + } else { + box.update(minBoxSize.minSize.width, maxChartAreaHeight); + } + } + } + + // Figure out how much margin is on the top and bottom of the vertical boxes + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + // Let the left layout know the final margin + helpers.each(leftBoxes.concat(rightBoxes), finalFitVerticalBox); + + function finalFitVerticalBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { + return minBoxSize.box === box; + }); + + var scaleMargin = { + left: 0, + right: 0, + top: totalTopBoxesHeight, + bottom: totalBottomBoxesHeight + }; + + if (minBoxSize) { + box.update(minBoxSize.minSize.width, maxChartAreaHeight, scaleMargin); + } + } + + // Recalculate because the size of each layout might have changed slightly due to the margins (label rotation for instance) + totalLeftBoxesWidth = xPadding; + totalRightBoxesWidth = xPadding; + totalTopBoxesHeight = yPadding; + totalBottomBoxesHeight = yPadding; + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + // Figure out if our chart area changed. This would occur if the dataset layout label rotation + // changed due to the application of the margins in step 6. Since we can only get bigger, this is safe to do + // without calling `fit` again + var newMaxChartAreaHeight = height - totalTopBoxesHeight - totalBottomBoxesHeight; + var newMaxChartAreaWidth = width - totalLeftBoxesWidth - totalRightBoxesWidth; + + if (newMaxChartAreaWidth !== maxChartAreaWidth || newMaxChartAreaHeight !== maxChartAreaHeight) { + helpers.each(leftBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(rightBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(topBoxes, function(box) { + box.width = newMaxChartAreaWidth; + }); + + helpers.each(bottomBoxes, function(box) { + box.width = newMaxChartAreaWidth; + }); + + maxChartAreaHeight = newMaxChartAreaHeight; + maxChartAreaWidth = newMaxChartAreaWidth; + } + + // Step 7 - Position the boxes + var left = xPadding; + var top = yPadding; + var right = 0; + var bottom = 0; + + helpers.each(leftBoxes.concat(topBoxes), placeBox); + + // Account for chart width and height + left += maxChartAreaWidth; + top += maxChartAreaHeight; + + helpers.each(rightBoxes, placeBox); + helpers.each(bottomBoxes, placeBox); + + function placeBox(box) { + if (box.isHorizontal()) { + box.left = box.options.fullWidth ? xPadding : totalLeftBoxesWidth; + box.right = box.options.fullWidth ? width - xPadding : totalLeftBoxesWidth + maxChartAreaWidth; + box.top = top; + box.bottom = top + box.height; + + // Move to next point + top = box.bottom; + + } else { + + box.left = left; + box.right = left + box.width; + box.top = totalTopBoxesHeight; + box.bottom = totalTopBoxesHeight + maxChartAreaHeight; + + // Move to next point + left = box.right; + } + } + + // Step 8 + chartInstance.chartArea = { + left: totalLeftBoxesWidth, + top: totalTopBoxesHeight, + right: totalLeftBoxesWidth + maxChartAreaWidth, + bottom: totalTopBoxesHeight + maxChartAreaHeight + }; + + // Step 9 + helpers.each(chartAreaBoxes, function(box) { + box.left = chartInstance.chartArea.left; + box.top = chartInstance.chartArea.top; + box.right = chartInstance.chartArea.right; + box.bottom = chartInstance.chartArea.bottom; + + box.update(maxChartAreaWidth, maxChartAreaHeight); + }); + } + }; }; },{}],28:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.legend = { - - display: true, - position: 'top', - fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) - reverse: false, - - // a callback that will handle - onClick: function(e, legendItem) { - var dataset = this.chart.data.datasets[legendItem.datasetIndex]; - dataset.hidden = !dataset.hidden; - - // We hid a dataset ... rerender the chart - this.chart.update(); - }, - - labels: { - boxWidth: 40, - padding: 10, - // Generates labels shown in the legend - // Valid properties to return: - // text : text to display - // fillStyle : fill of coloured box - // strokeStyle: stroke of coloured box - // hidden : if this legend item refers to a hidden item - // lineCap : cap style for line - // lineDash - // lineDashOffset : - // lineJoin : - // lineWidth : - generateLabels: function(data) { - return data.datasets.map(function(dataset, i) { - return { - text: dataset.label, - fillStyle: dataset.backgroundColor, - hidden: dataset.hidden, - lineCap: dataset.borderCapStyle, - lineDash: dataset.borderDash, - lineDashOffset: dataset.borderDashOffset, - lineJoin: dataset.borderJoinStyle, - lineWidth: dataset.borderWidth, - strokeStyle: dataset.borderColor, - - // Below is extra data used for toggling the datasets - datasetIndex: i - }; - }, this); - } - } - }; - - Chart.Legend = Chart.Element.extend({ - - initialize: function(config) { - helpers.extend(this, config); - - // Contains hit boxes for each dataset (in dataset order) - this.legendHitBoxes = []; - - // Are we in doughnut mode which has a different data type - this.doughnutMode = false; - }, - - // These methods are ordered by lifecyle. Utilities then follow. - // Any function defined here is inherited by all legend types. - // Any function can be extended by the legend type - - beforeUpdate: helpers.noop, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = margins; - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - // Labels - this.beforeBuildLabels(); - this.buildLabels(); - this.afterBuildLabels(); - - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: helpers.noop, - - // - - beforeSetDimensions: helpers.noop, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - - // Reset minSize - this.minSize = { - width: 0, - height: 0 - }; - }, - afterSetDimensions: helpers.noop, - - // - - beforeBuildLabels: helpers.noop, - buildLabels: function() { - this.legendItems = this.options.labels.generateLabels.call(this, this.chart.data); - if(this.options.reverse){ - this.legendItems.reverse(); - } - }, - afterBuildLabels: helpers.noop, - - // - - beforeFit: helpers.noop, - fit: function() { - - var ctx = this.ctx; - var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); - var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Reset hit boxes - this.legendHitBoxes = []; - - // Width - if (this.isHorizontal()) { - this.minSize.width = this.maxWidth; // fill all the width - } else { - this.minSize.width = this.options.display ? 10 : 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = this.options.display ? 10 : 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Increase sizes here - if (this.options.display) { - if (this.isHorizontal()) { - // Labels - - // Width of each line of legend boxes. Labels wrap onto multiple lines when there are too many to fit on one - this.lineWidths = [0]; - var totalHeight = this.legendItems.length ? fontSize + (this.options.labels.padding) : 0; - - ctx.textAlign = "left"; - ctx.textBaseline = 'top'; - ctx.font = labelFont; - - helpers.each(this.legendItems, function(legendItem, i) { - var width = this.options.labels.boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; - if (this.lineWidths[this.lineWidths.length - 1] + width + this.options.labels.padding >= this.width) { - totalHeight += fontSize + (this.options.labels.padding); - this.lineWidths[this.lineWidths.length] = this.left; - } - - // Store the hitbox width and height here. Final position will be updated in `draw` - this.legendHitBoxes[i] = { - left: 0, - top: 0, - width: width, - height: fontSize - }; - - this.lineWidths[this.lineWidths.length - 1] += width + this.options.labels.padding; - }, this); - - this.minSize.height += totalHeight; - - } else { - // TODO vertical - } - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: helpers.noop, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - - // Actualy draw the legend on the canvas - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - var cursor = { - x: this.left + ((this.width - this.lineWidths[0]) / 2), - y: this.top + this.options.labels.padding, - line: 0 - }; - - var fontColor = helpers.getValueOrDefault(this.options.labels.fontColor, Chart.defaults.global.defaultFontColor); - var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); - var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Horizontal - if (this.isHorizontal()) { - // Labels - ctx.textAlign = "left"; - ctx.textBaseline = 'top'; - ctx.lineWidth = 0.5; - ctx.strokeStyle = fontColor; // for strikethrough effect - ctx.fillStyle = fontColor; // render in correct colour - ctx.font = labelFont; - - helpers.each(this.legendItems, function(legendItem, i) { - var textWidth = ctx.measureText(legendItem.text).width; - var width = this.options.labels.boxWidth + (fontSize / 2) + textWidth; - - if (cursor.x + width >= this.width) { - cursor.y += fontSize + (this.options.labels.padding); - cursor.line++; - cursor.x = this.left + ((this.width - this.lineWidths[cursor.line]) / 2); - } - - // Set the ctx for the box - ctx.save(); - - var itemOrDefault = function(item, defaulVal) { - return item !== undefined ? item : defaulVal; - }; - - ctx.fillStyle = itemOrDefault(legendItem.fillStyle, Chart.defaults.global.defaultColor); - ctx.lineCap = itemOrDefault(legendItem.lineCap, Chart.defaults.global.elements.line.borderCapStyle); - ctx.lineDashOffset = itemOrDefault(legendItem.lineDashOffset, Chart.defaults.global.elements.line.borderDashOffset); - ctx.lineJoin = itemOrDefault(legendItem.lineJoin, Chart.defaults.global.elements.line.borderJoinStyle); - ctx.lineWidth = itemOrDefault(legendItem.lineWidth, Chart.defaults.global.elements.line.borderWidth); - ctx.strokeStyle = itemOrDefault(legendItem.strokeStyle, Chart.defaults.global.defaultColor); - - if (ctx.setLineDash) { - // IE 9 and 10 do not support line dash - ctx.setLineDash(itemOrDefault(legendItem.lineDash, Chart.defaults.global.elements.line.borderDash)); - } - - // Draw the box - ctx.strokeRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); - ctx.fillRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); - - ctx.restore(); - - this.legendHitBoxes[i].left = cursor.x; - this.legendHitBoxes[i].top = cursor.y; - - // Fill the actual label - ctx.fillText(legendItem.text, this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y); - - if (legendItem.hidden) { - // Strikethrough the text if hidden - ctx.beginPath(); - ctx.lineWidth = 2; - ctx.moveTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y + (fontSize / 2)); - ctx.lineTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x + textWidth, cursor.y + (fontSize / 2)); - ctx.stroke(); - } - - cursor.x += width + (this.options.labels.padding); - }, this); - } else { - - } - } - }, - - // Handle an event - handleEvent: function(e) { - var position = helpers.getRelativePosition(e, this.chart.chart); - - if (position.x >= this.left && position.x <= this.right && position.y >= this.top && position.y <= this.bottom) { - // See if we are touching one of the dataset boxes - for (var i = 0; i < this.legendHitBoxes.length; ++i) { - var hitBox = this.legendHitBoxes[i]; - - if (position.x >= hitBox.left && position.x <= hitBox.left + hitBox.width && position.y >= hitBox.top && position.y <= hitBox.top + hitBox.height) { - // Touching an element - if (this.options.onClick) { - this.options.onClick.call(this, e, this.legendItems[i]); - } - break; - } - } - } - } - }); - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.legend = { + + display: true, + position: 'top', + fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) + reverse: false, + + // a callback that will handle + onClick: function(e, legendItem) { + var dataset = this.chart.data.datasets[legendItem.datasetIndex]; + dataset.hidden = !dataset.hidden; + + // We hid a dataset ... rerender the chart + this.chart.update(); + }, + + labels: { + boxWidth: 40, + padding: 10, + // Generates labels shown in the legend + // Valid properties to return: + // text : text to display + // fillStyle : fill of coloured box + // strokeStyle: stroke of coloured box + // hidden : if this legend item refers to a hidden item + // lineCap : cap style for line + // lineDash + // lineDashOffset : + // lineJoin : + // lineWidth : + generateLabels: function(data) { + return data.datasets.map(function(dataset, i) { + return { + text: dataset.label, + fillStyle: dataset.backgroundColor, + hidden: dataset.hidden, + lineCap: dataset.borderCapStyle, + lineDash: dataset.borderDash, + lineDashOffset: dataset.borderDashOffset, + lineJoin: dataset.borderJoinStyle, + lineWidth: dataset.borderWidth, + strokeStyle: dataset.borderColor, + + // Below is extra data used for toggling the datasets + datasetIndex: i + }; + }, this); + } + } + }; + + Chart.Legend = Chart.Element.extend({ + + initialize: function(config) { + helpers.extend(this, config); + + // Contains hit boxes for each dataset (in dataset order) + this.legendHitBoxes = []; + + // Are we in doughnut mode which has a different data type + this.doughnutMode = false; + }, + + // These methods are ordered by lifecyle. Utilities then follow. + // Any function defined here is inherited by all legend types. + // Any function can be extended by the legend type + + beforeUpdate: helpers.noop, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = margins; + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + // Labels + this.beforeBuildLabels(); + this.buildLabels(); + this.afterBuildLabels(); + + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: helpers.noop, + + // + + beforeSetDimensions: helpers.noop, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + + // Reset minSize + this.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: helpers.noop, + + // + + beforeBuildLabels: helpers.noop, + buildLabels: function() { + this.legendItems = this.options.labels.generateLabels.call(this, this.chart.data); + if(this.options.reverse){ + this.legendItems.reverse(); + } + }, + afterBuildLabels: helpers.noop, + + // + + beforeFit: helpers.noop, + fit: function() { + + var ctx = this.ctx; + var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Reset hit boxes + this.legendHitBoxes = []; + + // Width + if (this.isHorizontal()) { + this.minSize.width = this.maxWidth; // fill all the width + } else { + this.minSize.width = this.options.display ? 10 : 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = this.options.display ? 10 : 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Increase sizes here + if (this.options.display) { + if (this.isHorizontal()) { + // Labels + + // Width of each line of legend boxes. Labels wrap onto multiple lines when there are too many to fit on one + this.lineWidths = [0]; + var totalHeight = this.legendItems.length ? fontSize + (this.options.labels.padding) : 0; + + ctx.textAlign = "left"; + ctx.textBaseline = 'top'; + ctx.font = labelFont; + + helpers.each(this.legendItems, function(legendItem, i) { + var width = this.options.labels.boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; + if (this.lineWidths[this.lineWidths.length - 1] + width + this.options.labels.padding >= this.width) { + totalHeight += fontSize + (this.options.labels.padding); + this.lineWidths[this.lineWidths.length] = this.left; + } + + // Store the hitbox width and height here. Final position will be updated in `draw` + this.legendHitBoxes[i] = { + left: 0, + top: 0, + width: width, + height: fontSize + }; + + this.lineWidths[this.lineWidths.length - 1] += width + this.options.labels.padding; + }, this); + + this.minSize.height += totalHeight; + + } else { + // TODO vertical + } + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: helpers.noop, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + + // Actualy draw the legend on the canvas + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + var cursor = { + x: this.left + ((this.width - this.lineWidths[0]) / 2), + y: this.top + this.options.labels.padding, + line: 0 + }; + + var fontColor = helpers.getValueOrDefault(this.options.labels.fontColor, Chart.defaults.global.defaultFontColor); + var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Horizontal + if (this.isHorizontal()) { + // Labels + ctx.textAlign = "left"; + ctx.textBaseline = 'top'; + ctx.lineWidth = 0.5; + ctx.strokeStyle = fontColor; // for strikethrough effect + ctx.fillStyle = fontColor; // render in correct colour + ctx.font = labelFont; + + helpers.each(this.legendItems, function(legendItem, i) { + var textWidth = ctx.measureText(legendItem.text).width; + var width = this.options.labels.boxWidth + (fontSize / 2) + textWidth; + + if (cursor.x + width >= this.width) { + cursor.y += fontSize + (this.options.labels.padding); + cursor.line++; + cursor.x = this.left + ((this.width - this.lineWidths[cursor.line]) / 2); + } + + // Set the ctx for the box + ctx.save(); + + var itemOrDefault = function(item, defaulVal) { + return item !== undefined ? item : defaulVal; + }; + + ctx.fillStyle = itemOrDefault(legendItem.fillStyle, Chart.defaults.global.defaultColor); + ctx.lineCap = itemOrDefault(legendItem.lineCap, Chart.defaults.global.elements.line.borderCapStyle); + ctx.lineDashOffset = itemOrDefault(legendItem.lineDashOffset, Chart.defaults.global.elements.line.borderDashOffset); + ctx.lineJoin = itemOrDefault(legendItem.lineJoin, Chart.defaults.global.elements.line.borderJoinStyle); + ctx.lineWidth = itemOrDefault(legendItem.lineWidth, Chart.defaults.global.elements.line.borderWidth); + ctx.strokeStyle = itemOrDefault(legendItem.strokeStyle, Chart.defaults.global.defaultColor); + + if (ctx.setLineDash) { + // IE 9 and 10 do not support line dash + ctx.setLineDash(itemOrDefault(legendItem.lineDash, Chart.defaults.global.elements.line.borderDash)); + } + + // Draw the box + ctx.strokeRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); + ctx.fillRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); + + ctx.restore(); + + this.legendHitBoxes[i].left = cursor.x; + this.legendHitBoxes[i].top = cursor.y; + + // Fill the actual label + ctx.fillText(legendItem.text, this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y); + + if (legendItem.hidden) { + // Strikethrough the text if hidden + ctx.beginPath(); + ctx.lineWidth = 2; + ctx.moveTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y + (fontSize / 2)); + ctx.lineTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x + textWidth, cursor.y + (fontSize / 2)); + ctx.stroke(); + } + + cursor.x += width + (this.options.labels.padding); + }, this); + } else { + + } + } + }, + + // Handle an event + handleEvent: function(e) { + var position = helpers.getRelativePosition(e, this.chart.chart); + + if (position.x >= this.left && position.x <= this.right && position.y >= this.top && position.y <= this.bottom) { + // See if we are touching one of the dataset boxes + for (var i = 0; i < this.legendHitBoxes.length; ++i) { + var hitBox = this.legendHitBoxes[i]; + + if (position.x >= hitBox.left && position.x <= hitBox.left + hitBox.width && position.y >= hitBox.top && position.y <= hitBox.top + hitBox.height) { + // Touching an element + if (this.options.onClick) { + this.options.onClick.call(this, e, this.legendItems[i]); + } + break; + } + } + } + } + }); + +}; },{}],29:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.scale = { - display: true, - - // grid line settings - gridLines: { - display: true, - color: "rgba(0, 0, 0, 0.1)", - lineWidth: 1, - drawOnChartArea: true, - drawTicks: true, - zeroLineWidth: 1, - zeroLineColor: "rgba(0,0,0,0.25)", - offsetGridLines: false - }, - - // scale label - scaleLabel: { - // actual label - labelString: '', - - // display property - display: false - }, - - // label settings - ticks: { - beginAtZero: false, - maxRotation: 90, - mirror: false, - padding: 10, - reverse: false, - display: true, - autoSkip: true, - autoSkipPadding: 20, - callback: function(value) { - return '' + value; - } - } - }; - - Chart.Scale = Chart.Element.extend({ - - // These methods are ordered by lifecyle. Utilities then follow. - // Any function defined here is inherited by all scale types. - // Any function can be extended by the scale type - - beforeUpdate: function() { - helpers.callCallback(this.options.beforeUpdate, [this]); - }, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = helpers.extend({ - left: 0, - right: 0, - top: 0, - bottom: 0 - }, margins); - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - - // Data min/max - this.beforeDataLimits(); - this.determineDataLimits(); - this.afterDataLimits(); - - // Ticks - this.beforeBuildTicks(); - this.buildTicks(); - this.afterBuildTicks(); - - this.beforeTickToLabelConversion(); - this.convertTicksToLabels(); - this.afterTickToLabelConversion(); - - // Tick Rotation - this.beforeCalculateTickRotation(); - this.calculateTickRotation(); - this.afterCalculateTickRotation(); - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: function() { - helpers.callCallback(this.options.afterUpdate, [this]); - }, - - // - - beforeSetDimensions: function() { - helpers.callCallback(this.options.beforeSetDimensions, [this]); - }, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - }, - afterSetDimensions: function() { - helpers.callCallback(this.options.afterSetDimensions, [this]); - }, - - // Data limits - beforeDataLimits: function() { - helpers.callCallback(this.options.beforeDataLimits, [this]); - }, - determineDataLimits: helpers.noop, - afterDataLimits: function() { - helpers.callCallback(this.options.afterDataLimits, [this]); - }, - - // - beforeBuildTicks: function() { - helpers.callCallback(this.options.beforeBuildTicks, [this]); - }, - buildTicks: helpers.noop, - afterBuildTicks: function() { - helpers.callCallback(this.options.afterBuildTicks, [this]); - }, - - beforeTickToLabelConversion: function() { - helpers.callCallback(this.options.beforeTickToLabelConversion, [this]); - }, - convertTicksToLabels: function() { - // Convert ticks to strings - this.ticks = this.ticks.map(function(numericalTick, index, ticks) { - if (this.options.ticks.userCallback) { - return this.options.ticks.userCallback(numericalTick, index, ticks); - } - return this.options.ticks.callback(numericalTick, index, ticks); - }, - this); - }, - afterTickToLabelConversion: function() { - helpers.callCallback(this.options.afterTickToLabelConversion, [this]); - }, - - // - - beforeCalculateTickRotation: function() { - helpers.callCallback(this.options.beforeCalculateTickRotation, [this]); - }, - calculateTickRotation: function() { - //Get the width of each grid by calculating the difference - //between x offsets between 0 and 1. - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - this.ctx.font = tickLabelFont; - - var firstWidth = this.ctx.measureText(this.ticks[0]).width; - var lastWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; - var firstRotated; - - this.labelRotation = 0; - this.paddingRight = 0; - this.paddingLeft = 0; - - if (this.options.display) { - if (this.isHorizontal()) { - this.paddingRight = lastWidth / 2 + 3; - this.paddingLeft = firstWidth / 2 + 3; - - if (!this.longestTextCache) { - this.longestTextCache = {}; - } - var originalLabelWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); - var labelWidth = originalLabelWidth; - var cosRotation; - var sinRotation; - - // Allow 3 pixels x2 padding either side for label readability - // only the index matters for a dataset scale, but we want a consistent interface between scales - var tickWidth = this.getPixelForTick(1) - this.getPixelForTick(0) - 6; - - //Max label rotation can be set or default to 90 - also act as a loop counter - while (labelWidth > tickWidth && this.labelRotation < this.options.ticks.maxRotation) { - cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - - firstRotated = cosRotation * firstWidth; - - // We're right aligning the text now. - if (firstRotated + tickFontSize / 2 > this.yLabelWidth) { - this.paddingLeft = firstRotated + tickFontSize / 2; - } - - this.paddingRight = tickFontSize / 2; - - if (sinRotation * originalLabelWidth > this.maxHeight) { - // go back one step - this.labelRotation--; - break; - } - - this.labelRotation++; - labelWidth = cosRotation * originalLabelWidth; - } - } - } - - if (this.margins) { - this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); - this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); - } - }, - afterCalculateTickRotation: function() { - helpers.callCallback(this.options.afterCalculateTickRotation, [this]); - }, - - // - - beforeFit: function() { - helpers.callCallback(this.options.beforeFit, [this]); - }, - fit: function() { - - this.minSize = { - width: 0, - height: 0 - }; - - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - - var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); - var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); - var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); - var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); - - // Width - if (this.isHorizontal()) { - // subtract the margins to line up with the chartArea if we are a full width scale - this.minSize.width = this.isFullWidth() ? this.maxWidth - this.margins.left - this.margins.right : this.maxWidth; - } else { - this.minSize.width = this.options.gridLines.display && this.options.display ? 10 : 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = this.options.gridLines.display && this.options.display ? 10 : 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Are we showing a title for the scale? - if (this.options.scaleLabel.display) { - if (this.isHorizontal()) { - this.minSize.height += (scaleLabelFontSize * 1.5); - } else { - this.minSize.width += (scaleLabelFontSize * 1.5); - } - } - - if (this.options.ticks.display && this.options.display) { - // Don't bother fitting the ticks if we are not showing them - if (!this.longestTextCache) { - this.longestTextCache = {}; - } - - var largestTextWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); - - if (this.isHorizontal()) { - // A horizontal axis is more constrained by the height. - this.longestLabelWidth = largestTextWidth; - - // TODO - improve this calculation - var labelHeight = (Math.sin(helpers.toRadians(this.labelRotation)) * this.longestLabelWidth) + 1.5 * tickFontSize; - - this.minSize.height = Math.min(this.maxHeight, this.minSize.height + labelHeight); - this.ctx.font = tickLabelFont; - - var firstLabelWidth = this.ctx.measureText(this.ticks[0]).width; - var lastLabelWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; - - // Ensure that our ticks are always inside the canvas. When rotated, ticks are right aligned which means that the right padding is dominated - // by the font height - var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - this.paddingLeft = this.labelRotation !== 0 ? (cosRotation * firstLabelWidth) + 3 : firstLabelWidth / 2 + 3; // add 3 px to move away from canvas edges - this.paddingRight = this.labelRotation !== 0 ? (sinRotation * (tickFontSize / 2)) + 3 : lastLabelWidth / 2 + 3; // when rotated - } else { - // A vertical axis is more constrained by the width. Labels are the dominant factor here, so get that length first - var maxLabelWidth = this.maxWidth - this.minSize.width; - - // Account for padding - if (!this.options.ticks.mirror) { - largestTextWidth += this.options.ticks.padding; - } - - if (largestTextWidth < maxLabelWidth) { - // We don't need all the room - this.minSize.width += largestTextWidth; - } else { - // Expand to max size - this.minSize.width = this.maxWidth; - } - - this.paddingTop = tickFontSize / 2; - this.paddingBottom = tickFontSize / 2; - } - } - - if (this.margins) { - this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); - this.paddingTop = Math.max(this.paddingTop - this.margins.top, 0); - this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); - this.paddingBottom = Math.max(this.paddingBottom - this.margins.bottom, 0); - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: function() { - helpers.callCallback(this.options.afterFit, [this]); - }, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - isFullWidth: function() { - return (this.options.fullWidth); - }, - - // Get the correct value. NaN bad inputs, If the value type is object get the x or y based on whether we are horizontal or not - getRightValue: function getRightValue(rawValue) { - // Null and undefined values first - if (rawValue === null || typeof(rawValue) === 'undefined') { - return NaN; - } - // isNaN(object) returns true, so make sure NaN is checking for a number - if (typeof(rawValue) === 'number' && isNaN(rawValue)) { - return NaN; - } - // If it is in fact an object, dive in one more level - if (typeof(rawValue) === "object") { - if (rawValue instanceof Date) { - return rawValue; - } else { - return getRightValue(this.isHorizontal() ? rawValue.x : rawValue.y); - } - } - - // Value is good, return it - return rawValue; - }, - - // Used to get the value to display in the tooltip for the data at the given index - // function getLabelForIndex(index, datasetIndex) - getLabelForIndex: helpers.noop, - - // Used to get data value locations. Value can either be an index or a numerical value - getPixelForValue: helpers.noop, - - // Used for tick location, should - getPixelForTick: function(index, includeOffset) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var tickWidth = innerWidth / Math.max((this.ticks.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var pixel = (tickWidth * index) + this.paddingLeft; - - if (includeOffset) { - pixel += tickWidth / 2; - } - - var finalVal = this.left + Math.round(pixel); - finalVal += this.isFullWidth() ? this.margins.left : 0; - return finalVal; - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - return this.top + (index * (innerHeight / (this.ticks.length - 1))); - } - }, - - // Utility for getting the pixel location of a percentage of scale - getPixelForDecimal: function(decimal /*, includeOffset*/ ) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueOffset = (innerWidth * decimal) + this.paddingLeft; - - var finalVal = this.left + Math.round(valueOffset); - finalVal += this.isFullWidth() ? this.margins.left : 0; - return finalVal; - } else { - return this.top + (decimal * this.height); - } - }, - - // Actualy draw the scale on the canvas - // @param {rectangle} chartArea : the area of the chart to draw full grid lines on - draw: function(chartArea) { - if (this.options.display) { - - var setContextLineSettings; - var isRotated = this.labelRotation !== 0; - var skipRatio; - var scaleLabelX; - var scaleLabelY; - var useAutoskipper = this.options.ticks.autoSkip; - - - // figure out the maximum number of gridlines to show - var maxTicks; - - if (this.options.ticks.maxTicksLimit) { - maxTicks = this.options.ticks.maxTicksLimit; - } - - var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - - var scaleLabelFontColor = helpers.getValueOrDefault(this.options.scaleLabel.fontColor, Chart.defaults.global.defaultFontColor); - var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); - var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); - var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); - var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); - - var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - var longestRotatedLabel = this.longestLabelWidth * cosRotation; - var rotatedLabelHeight = tickFontSize * sinRotation; - - // Make sure we draw text in the correct color and font - this.ctx.fillStyle = tickFontColor; - - if (this.isHorizontal()) { - setContextLineSettings = true; - var yTickStart = this.options.position === "bottom" ? this.top : this.bottom - 10; - var yTickEnd = this.options.position === "bottom" ? this.top + 10 : this.bottom; - skipRatio = false; - - if (((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length > (this.width - (this.paddingLeft + this.paddingRight))) { - skipRatio = 1 + Math.floor((((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length) / (this.width - (this.paddingLeft + this.paddingRight))); - } - - // if they defined a max number of ticks, - // increase skipRatio until that number is met - if (maxTicks && this.ticks.length > maxTicks) { - while (!skipRatio || this.ticks.length / (skipRatio || 1) > maxTicks) { - if (!skipRatio) { - skipRatio = 1; - } - skipRatio += 1; - } - } - - if (!useAutoskipper) { - skipRatio = false; - } - - helpers.each(this.ticks, function(label, index) { - // Blank ticks - var isLastTick = this.ticks.length === index + 1; - - // Since we always show the last tick,we need may need to hide the last shown one before - var shouldSkip = (skipRatio > 1 && index % skipRatio > 0) || (index % skipRatio === 0 && index + skipRatio > this.ticks.length); - if (shouldSkip && !isLastTick || (label === undefined || label === null)) { - return; - } - var xLineValue = this.getPixelForTick(index); // xvalues for grid lines - var xLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) - - if (this.options.gridLines.display) { - if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { - // Draw the first index specially - this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; - this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; - setContextLineSettings = true; // reset next time - } else if (setContextLineSettings) { - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - setContextLineSettings = false; - } - - xLineValue += helpers.aliasPixel(this.ctx.lineWidth); - - // Draw the label area - this.ctx.beginPath(); - - if (this.options.gridLines.drawTicks) { - this.ctx.moveTo(xLineValue, yTickStart); - this.ctx.lineTo(xLineValue, yTickEnd); - } - - // Draw the chart area - if (this.options.gridLines.drawOnChartArea) { - this.ctx.moveTo(xLineValue, chartArea.top); - this.ctx.lineTo(xLineValue, chartArea.bottom); - } - - // Need to stroke in the loop because we are potentially changing line widths & colours - this.ctx.stroke(); - } - - if (this.options.ticks.display) { - this.ctx.save(); - this.ctx.translate(xLabelValue, (isRotated) ? this.top + 12 : this.options.position === "top" ? this.bottom - 10 : this.top + 10); - this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); - this.ctx.font = tickLabelFont; - this.ctx.textAlign = (isRotated) ? "right" : "center"; - this.ctx.textBaseline = (isRotated) ? "middle" : this.options.position === "top" ? "bottom" : "top"; - this.ctx.fillText(label, 0, 0); - this.ctx.restore(); - } - }, this); - - if (this.options.scaleLabel.display) { - // Draw the scale label - this.ctx.textAlign = "center"; - this.ctx.textBaseline = 'middle'; - this.ctx.fillStyle = scaleLabelFontColor; // render in correct colour - this.ctx.font = scaleLabelFont; - - scaleLabelX = this.left + ((this.right - this.left) / 2); // midpoint of the width - scaleLabelY = this.options.position === 'bottom' ? this.bottom - (scaleLabelFontSize / 2) : this.top + (scaleLabelFontSize / 2); - - this.ctx.fillText(this.options.scaleLabel.labelString, scaleLabelX, scaleLabelY); - } - - } else { - setContextLineSettings = true; - var xTickStart = this.options.position === "right" ? this.left : this.right - 5; - var xTickEnd = this.options.position === "right" ? this.left + 5 : this.right; - - helpers.each(this.ticks, function(label, index) { - // If the callback returned a null or undefined value, do not draw this line - if (label === undefined || label === null) { - return; - } - - var yLineValue = this.getPixelForTick(index); // xvalues for grid lines - - if (this.options.gridLines.display) { - if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { - // Draw the first index specially - this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; - this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; - setContextLineSettings = true; // reset next time - } else if (setContextLineSettings) { - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - setContextLineSettings = false; - } - - yLineValue += helpers.aliasPixel(this.ctx.lineWidth); - - // Draw the label area - this.ctx.beginPath(); - - if (this.options.gridLines.drawTicks) { - this.ctx.moveTo(xTickStart, yLineValue); - this.ctx.lineTo(xTickEnd, yLineValue); - } - - // Draw the chart area - if (this.options.gridLines.drawOnChartArea) { - this.ctx.moveTo(chartArea.left, yLineValue); - this.ctx.lineTo(chartArea.right, yLineValue); - } - - // Need to stroke in the loop because we are potentially changing line widths & colours - this.ctx.stroke(); - } - - if (this.options.ticks.display) { - var xLabelValue; - var yLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) - - this.ctx.save(); - - if (this.options.position === "left") { - if (this.options.ticks.mirror) { - xLabelValue = this.right + this.options.ticks.padding; - this.ctx.textAlign = "left"; - } else { - xLabelValue = this.right - this.options.ticks.padding; - this.ctx.textAlign = "right"; - } - } else { - // right side - if (this.options.ticks.mirror) { - xLabelValue = this.left - this.options.ticks.padding; - this.ctx.textAlign = "right"; - } else { - xLabelValue = this.left + this.options.ticks.padding; - this.ctx.textAlign = "left"; - } - } - - this.ctx.translate(xLabelValue, yLabelValue); - this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); - this.ctx.font = tickLabelFont; - this.ctx.textBaseline = "middle"; - this.ctx.fillText(label, 0, 0); - this.ctx.restore(); - } - }, this); - - if (this.options.scaleLabel.display) { - // Draw the scale label - scaleLabelX = this.options.position === 'left' ? this.left + (scaleLabelFontSize / 2) : this.right - (scaleLabelFontSize / 2); - scaleLabelY = this.top + ((this.bottom - this.top) / 2); - var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; - - this.ctx.save(); - this.ctx.translate(scaleLabelX, scaleLabelY); - this.ctx.rotate(rotation); - this.ctx.textAlign = "center"; - this.ctx.fillStyle =scaleLabelFontColor; // render in correct colour - this.ctx.font = scaleLabelFont; - this.ctx.textBaseline = 'middle'; - this.ctx.fillText(this.options.scaleLabel.labelString, 0, 0); - this.ctx.restore(); - } - } - - // Draw the line at the edge of the axis - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - var x1 = this.left, - x2 = this.right, - y1 = this.top, - y2 = this.bottom; - - if (this.isHorizontal()) { - y1 = y2 = this.options.position === 'top' ? this.bottom : this.top; - y1 += helpers.aliasPixel(this.ctx.lineWidth); - y2 += helpers.aliasPixel(this.ctx.lineWidth); - } else { - x1 = x2 = this.options.position === 'left' ? this.right : this.left; - x1 += helpers.aliasPixel(this.ctx.lineWidth); - x2 += helpers.aliasPixel(this.ctx.lineWidth); - } - - this.ctx.beginPath(); - this.ctx.moveTo(x1, y1); - this.ctx.lineTo(x2, y2); - this.ctx.stroke(); - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.scale = { + display: true, + + // grid line settings + gridLines: { + display: true, + color: "rgba(0, 0, 0, 0.1)", + lineWidth: 1, + drawOnChartArea: true, + drawTicks: true, + zeroLineWidth: 1, + zeroLineColor: "rgba(0,0,0,0.25)", + offsetGridLines: false + }, + + // scale label + scaleLabel: { + // actual label + labelString: '', + + // display property + display: false + }, + + // label settings + ticks: { + beginAtZero: false, + maxRotation: 90, + mirror: false, + padding: 10, + reverse: false, + display: true, + autoSkip: true, + autoSkipPadding: 20, + callback: function(value) { + return '' + value; + } + } + }; + + Chart.Scale = Chart.Element.extend({ + + // These methods are ordered by lifecyle. Utilities then follow. + // Any function defined here is inherited by all scale types. + // Any function can be extended by the scale type + + beforeUpdate: function() { + helpers.callCallback(this.options.beforeUpdate, [this]); + }, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = helpers.extend({ + left: 0, + right: 0, + top: 0, + bottom: 0 + }, margins); + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + + // Data min/max + this.beforeDataLimits(); + this.determineDataLimits(); + this.afterDataLimits(); + + // Ticks + this.beforeBuildTicks(); + this.buildTicks(); + this.afterBuildTicks(); + + this.beforeTickToLabelConversion(); + this.convertTicksToLabels(); + this.afterTickToLabelConversion(); + + // Tick Rotation + this.beforeCalculateTickRotation(); + this.calculateTickRotation(); + this.afterCalculateTickRotation(); + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: function() { + helpers.callCallback(this.options.afterUpdate, [this]); + }, + + // + + beforeSetDimensions: function() { + helpers.callCallback(this.options.beforeSetDimensions, [this]); + }, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + }, + afterSetDimensions: function() { + helpers.callCallback(this.options.afterSetDimensions, [this]); + }, + + // Data limits + beforeDataLimits: function() { + helpers.callCallback(this.options.beforeDataLimits, [this]); + }, + determineDataLimits: helpers.noop, + afterDataLimits: function() { + helpers.callCallback(this.options.afterDataLimits, [this]); + }, + + // + beforeBuildTicks: function() { + helpers.callCallback(this.options.beforeBuildTicks, [this]); + }, + buildTicks: helpers.noop, + afterBuildTicks: function() { + helpers.callCallback(this.options.afterBuildTicks, [this]); + }, + + beforeTickToLabelConversion: function() { + helpers.callCallback(this.options.beforeTickToLabelConversion, [this]); + }, + convertTicksToLabels: function() { + // Convert ticks to strings + this.ticks = this.ticks.map(function(numericalTick, index, ticks) { + if (this.options.ticks.userCallback) { + return this.options.ticks.userCallback(numericalTick, index, ticks); + } + return this.options.ticks.callback(numericalTick, index, ticks); + }, + this); + }, + afterTickToLabelConversion: function() { + helpers.callCallback(this.options.afterTickToLabelConversion, [this]); + }, + + // + + beforeCalculateTickRotation: function() { + helpers.callCallback(this.options.beforeCalculateTickRotation, [this]); + }, + calculateTickRotation: function() { + //Get the width of each grid by calculating the difference + //between x offsets between 0 and 1. + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + this.ctx.font = tickLabelFont; + + var firstWidth = this.ctx.measureText(this.ticks[0]).width; + var lastWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; + var firstRotated; + + this.labelRotation = 0; + this.paddingRight = 0; + this.paddingLeft = 0; + + if (this.options.display) { + if (this.isHorizontal()) { + this.paddingRight = lastWidth / 2 + 3; + this.paddingLeft = firstWidth / 2 + 3; + + if (!this.longestTextCache) { + this.longestTextCache = {}; + } + var originalLabelWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); + var labelWidth = originalLabelWidth; + var cosRotation; + var sinRotation; + + // Allow 3 pixels x2 padding either side for label readability + // only the index matters for a dataset scale, but we want a consistent interface between scales + var tickWidth = this.getPixelForTick(1) - this.getPixelForTick(0) - 6; + + //Max label rotation can be set or default to 90 - also act as a loop counter + while (labelWidth > tickWidth && this.labelRotation < this.options.ticks.maxRotation) { + cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + + firstRotated = cosRotation * firstWidth; + + // We're right aligning the text now. + if (firstRotated + tickFontSize / 2 > this.yLabelWidth) { + this.paddingLeft = firstRotated + tickFontSize / 2; + } + + this.paddingRight = tickFontSize / 2; + + if (sinRotation * originalLabelWidth > this.maxHeight) { + // go back one step + this.labelRotation--; + break; + } + + this.labelRotation++; + labelWidth = cosRotation * originalLabelWidth; + } + } + } + + if (this.margins) { + this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); + this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); + } + }, + afterCalculateTickRotation: function() { + helpers.callCallback(this.options.afterCalculateTickRotation, [this]); + }, + + // + + beforeFit: function() { + helpers.callCallback(this.options.beforeFit, [this]); + }, + fit: function() { + + this.minSize = { + width: 0, + height: 0 + }; + + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + + var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); + var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); + var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); + var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); + + // Width + if (this.isHorizontal()) { + // subtract the margins to line up with the chartArea if we are a full width scale + this.minSize.width = this.isFullWidth() ? this.maxWidth - this.margins.left - this.margins.right : this.maxWidth; + } else { + this.minSize.width = this.options.gridLines.display && this.options.display ? 10 : 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = this.options.gridLines.display && this.options.display ? 10 : 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Are we showing a title for the scale? + if (this.options.scaleLabel.display) { + if (this.isHorizontal()) { + this.minSize.height += (scaleLabelFontSize * 1.5); + } else { + this.minSize.width += (scaleLabelFontSize * 1.5); + } + } + + if (this.options.ticks.display && this.options.display) { + // Don't bother fitting the ticks if we are not showing them + if (!this.longestTextCache) { + this.longestTextCache = {}; + } + + var largestTextWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); + + if (this.isHorizontal()) { + // A horizontal axis is more constrained by the height. + this.longestLabelWidth = largestTextWidth; + + // TODO - improve this calculation + var labelHeight = (Math.sin(helpers.toRadians(this.labelRotation)) * this.longestLabelWidth) + 1.5 * tickFontSize; + + this.minSize.height = Math.min(this.maxHeight, this.minSize.height + labelHeight); + this.ctx.font = tickLabelFont; + + var firstLabelWidth = this.ctx.measureText(this.ticks[0]).width; + var lastLabelWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; + + // Ensure that our ticks are always inside the canvas. When rotated, ticks are right aligned which means that the right padding is dominated + // by the font height + var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + this.paddingLeft = this.labelRotation !== 0 ? (cosRotation * firstLabelWidth) + 3 : firstLabelWidth / 2 + 3; // add 3 px to move away from canvas edges + this.paddingRight = this.labelRotation !== 0 ? (sinRotation * (tickFontSize / 2)) + 3 : lastLabelWidth / 2 + 3; // when rotated + } else { + // A vertical axis is more constrained by the width. Labels are the dominant factor here, so get that length first + var maxLabelWidth = this.maxWidth - this.minSize.width; + + // Account for padding + if (!this.options.ticks.mirror) { + largestTextWidth += this.options.ticks.padding; + } + + if (largestTextWidth < maxLabelWidth) { + // We don't need all the room + this.minSize.width += largestTextWidth; + } else { + // Expand to max size + this.minSize.width = this.maxWidth; + } + + this.paddingTop = tickFontSize / 2; + this.paddingBottom = tickFontSize / 2; + } + } + + if (this.margins) { + this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); + this.paddingTop = Math.max(this.paddingTop - this.margins.top, 0); + this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); + this.paddingBottom = Math.max(this.paddingBottom - this.margins.bottom, 0); + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: function() { + helpers.callCallback(this.options.afterFit, [this]); + }, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + isFullWidth: function() { + return (this.options.fullWidth); + }, + + // Get the correct value. NaN bad inputs, If the value type is object get the x or y based on whether we are horizontal or not + getRightValue: function getRightValue(rawValue) { + // Null and undefined values first + if (rawValue === null || typeof(rawValue) === 'undefined') { + return NaN; + } + // isNaN(object) returns true, so make sure NaN is checking for a number + if (typeof(rawValue) === 'number' && isNaN(rawValue)) { + return NaN; + } + // If it is in fact an object, dive in one more level + if (typeof(rawValue) === "object") { + if (rawValue instanceof Date) { + return rawValue; + } else { + return getRightValue(this.isHorizontal() ? rawValue.x : rawValue.y); + } + } + + // Value is good, return it + return rawValue; + }, + + // Used to get the value to display in the tooltip for the data at the given index + // function getLabelForIndex(index, datasetIndex) + getLabelForIndex: helpers.noop, + + // Used to get data value locations. Value can either be an index or a numerical value + getPixelForValue: helpers.noop, + + // Used for tick location, should + getPixelForTick: function(index, includeOffset) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var tickWidth = innerWidth / Math.max((this.ticks.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var pixel = (tickWidth * index) + this.paddingLeft; + + if (includeOffset) { + pixel += tickWidth / 2; + } + + var finalVal = this.left + Math.round(pixel); + finalVal += this.isFullWidth() ? this.margins.left : 0; + return finalVal; + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + return this.top + (index * (innerHeight / (this.ticks.length - 1))); + } + }, + + // Utility for getting the pixel location of a percentage of scale + getPixelForDecimal: function(decimal /*, includeOffset*/ ) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueOffset = (innerWidth * decimal) + this.paddingLeft; + + var finalVal = this.left + Math.round(valueOffset); + finalVal += this.isFullWidth() ? this.margins.left : 0; + return finalVal; + } else { + return this.top + (decimal * this.height); + } + }, + + // Actualy draw the scale on the canvas + // @param {rectangle} chartArea : the area of the chart to draw full grid lines on + draw: function(chartArea) { + if (this.options.display) { + + var setContextLineSettings; + var isRotated = this.labelRotation !== 0; + var skipRatio; + var scaleLabelX; + var scaleLabelY; + var useAutoskipper = this.options.ticks.autoSkip; + + + // figure out the maximum number of gridlines to show + var maxTicks; + + if (this.options.ticks.maxTicksLimit) { + maxTicks = this.options.ticks.maxTicksLimit; + } + + var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + + var scaleLabelFontColor = helpers.getValueOrDefault(this.options.scaleLabel.fontColor, Chart.defaults.global.defaultFontColor); + var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); + var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); + var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); + var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); + + var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + var longestRotatedLabel = this.longestLabelWidth * cosRotation; + var rotatedLabelHeight = tickFontSize * sinRotation; + + // Make sure we draw text in the correct color and font + this.ctx.fillStyle = tickFontColor; + + if (this.isHorizontal()) { + setContextLineSettings = true; + var yTickStart = this.options.position === "bottom" ? this.top : this.bottom - 10; + var yTickEnd = this.options.position === "bottom" ? this.top + 10 : this.bottom; + skipRatio = false; + + if (((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length > (this.width - (this.paddingLeft + this.paddingRight))) { + skipRatio = 1 + Math.floor((((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length) / (this.width - (this.paddingLeft + this.paddingRight))); + } + + // if they defined a max number of ticks, + // increase skipRatio until that number is met + if (maxTicks && this.ticks.length > maxTicks) { + while (!skipRatio || this.ticks.length / (skipRatio || 1) > maxTicks) { + if (!skipRatio) { + skipRatio = 1; + } + skipRatio += 1; + } + } + + if (!useAutoskipper) { + skipRatio = false; + } + + helpers.each(this.ticks, function(label, index) { + // Blank ticks + var isLastTick = this.ticks.length === index + 1; + + // Since we always show the last tick,we need may need to hide the last shown one before + var shouldSkip = (skipRatio > 1 && index % skipRatio > 0) || (index % skipRatio === 0 && index + skipRatio > this.ticks.length); + if (shouldSkip && !isLastTick || (label === undefined || label === null)) { + return; + } + var xLineValue = this.getPixelForTick(index); // xvalues for grid lines + var xLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) + + if (this.options.gridLines.display) { + if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { + // Draw the first index specially + this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; + this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; + setContextLineSettings = true; // reset next time + } else if (setContextLineSettings) { + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + setContextLineSettings = false; + } + + xLineValue += helpers.aliasPixel(this.ctx.lineWidth); + + // Draw the label area + this.ctx.beginPath(); + + if (this.options.gridLines.drawTicks) { + this.ctx.moveTo(xLineValue, yTickStart); + this.ctx.lineTo(xLineValue, yTickEnd); + } + + // Draw the chart area + if (this.options.gridLines.drawOnChartArea) { + this.ctx.moveTo(xLineValue, chartArea.top); + this.ctx.lineTo(xLineValue, chartArea.bottom); + } + + // Need to stroke in the loop because we are potentially changing line widths & colours + this.ctx.stroke(); + } + + if (this.options.ticks.display) { + this.ctx.save(); + this.ctx.translate(xLabelValue, (isRotated) ? this.top + 12 : this.options.position === "top" ? this.bottom - 10 : this.top + 10); + this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); + this.ctx.font = tickLabelFont; + this.ctx.textAlign = (isRotated) ? "right" : "center"; + this.ctx.textBaseline = (isRotated) ? "middle" : this.options.position === "top" ? "bottom" : "top"; + this.ctx.fillText(label, 0, 0); + this.ctx.restore(); + } + }, this); + + if (this.options.scaleLabel.display) { + // Draw the scale label + this.ctx.textAlign = "center"; + this.ctx.textBaseline = 'middle'; + this.ctx.fillStyle = scaleLabelFontColor; // render in correct colour + this.ctx.font = scaleLabelFont; + + scaleLabelX = this.left + ((this.right - this.left) / 2); // midpoint of the width + scaleLabelY = this.options.position === 'bottom' ? this.bottom - (scaleLabelFontSize / 2) : this.top + (scaleLabelFontSize / 2); + + this.ctx.fillText(this.options.scaleLabel.labelString, scaleLabelX, scaleLabelY); + } + + } else { + setContextLineSettings = true; + var xTickStart = this.options.position === "right" ? this.left : this.right - 5; + var xTickEnd = this.options.position === "right" ? this.left + 5 : this.right; + + helpers.each(this.ticks, function(label, index) { + // If the callback returned a null or undefined value, do not draw this line + if (label === undefined || label === null) { + return; + } + + var yLineValue = this.getPixelForTick(index); // xvalues for grid lines + + if (this.options.gridLines.display) { + if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { + // Draw the first index specially + this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; + this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; + setContextLineSettings = true; // reset next time + } else if (setContextLineSettings) { + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + setContextLineSettings = false; + } + + yLineValue += helpers.aliasPixel(this.ctx.lineWidth); + + // Draw the label area + this.ctx.beginPath(); + + if (this.options.gridLines.drawTicks) { + this.ctx.moveTo(xTickStart, yLineValue); + this.ctx.lineTo(xTickEnd, yLineValue); + } + + // Draw the chart area + if (this.options.gridLines.drawOnChartArea) { + this.ctx.moveTo(chartArea.left, yLineValue); + this.ctx.lineTo(chartArea.right, yLineValue); + } + + // Need to stroke in the loop because we are potentially changing line widths & colours + this.ctx.stroke(); + } + + if (this.options.ticks.display) { + var xLabelValue; + var yLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) + + this.ctx.save(); + + if (this.options.position === "left") { + if (this.options.ticks.mirror) { + xLabelValue = this.right + this.options.ticks.padding; + this.ctx.textAlign = "left"; + } else { + xLabelValue = this.right - this.options.ticks.padding; + this.ctx.textAlign = "right"; + } + } else { + // right side + if (this.options.ticks.mirror) { + xLabelValue = this.left - this.options.ticks.padding; + this.ctx.textAlign = "right"; + } else { + xLabelValue = this.left + this.options.ticks.padding; + this.ctx.textAlign = "left"; + } + } + + this.ctx.translate(xLabelValue, yLabelValue); + this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); + this.ctx.font = tickLabelFont; + this.ctx.textBaseline = "middle"; + this.ctx.fillText(label, 0, 0); + this.ctx.restore(); + } + }, this); + + if (this.options.scaleLabel.display) { + // Draw the scale label + scaleLabelX = this.options.position === 'left' ? this.left + (scaleLabelFontSize / 2) : this.right - (scaleLabelFontSize / 2); + scaleLabelY = this.top + ((this.bottom - this.top) / 2); + var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; + + this.ctx.save(); + this.ctx.translate(scaleLabelX, scaleLabelY); + this.ctx.rotate(rotation); + this.ctx.textAlign = "center"; + this.ctx.fillStyle =scaleLabelFontColor; // render in correct colour + this.ctx.font = scaleLabelFont; + this.ctx.textBaseline = 'middle'; + this.ctx.fillText(this.options.scaleLabel.labelString, 0, 0); + this.ctx.restore(); + } + } + + // Draw the line at the edge of the axis + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + var x1 = this.left, + x2 = this.right, + y1 = this.top, + y2 = this.bottom; + + if (this.isHorizontal()) { + y1 = y2 = this.options.position === 'top' ? this.bottom : this.top; + y1 += helpers.aliasPixel(this.ctx.lineWidth); + y2 += helpers.aliasPixel(this.ctx.lineWidth); + } else { + x1 = x2 = this.options.position === 'left' ? this.right : this.left; + x1 += helpers.aliasPixel(this.ctx.lineWidth); + x2 += helpers.aliasPixel(this.ctx.lineWidth); + } + + this.ctx.beginPath(); + this.ctx.moveTo(x1, y1); + this.ctx.lineTo(x2, y2); + this.ctx.stroke(); + } + } + }); }; },{}],30:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.scaleService = { - // Scale registration object. Extensions can register new scale types (such as log or DB scales) and then - // use the new chart options to grab the correct scale - constructors: {}, - // Use a registration function so that we can move to an ES6 map when we no longer need to support - // old browsers - - // Scale config defaults - defaults: {}, - registerScaleType: function(type, scaleConstructor, defaults) { - this.constructors[type] = scaleConstructor; - this.defaults[type] = helpers.clone(defaults); - }, - getScaleConstructor: function(type) { - return this.constructors.hasOwnProperty(type) ? this.constructors[type] : undefined; - }, - getScaleDefaults: function(type) { - // Return the scale defaults merged with the global settings so that we always use the latest ones - return this.defaults.hasOwnProperty(type) ? helpers.scaleMerge(Chart.defaults.scale, this.defaults[type]) : {}; - }, - addScalesToLayout: function(chartInstance) { - // Adds each scale to the chart.boxes array to be sized accordingly - helpers.each(chartInstance.scales, function(scale) { - Chart.layoutService.addBox(chartInstance, scale); - }); - } - }; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.scaleService = { + // Scale registration object. Extensions can register new scale types (such as log or DB scales) and then + // use the new chart options to grab the correct scale + constructors: {}, + // Use a registration function so that we can move to an ES6 map when we no longer need to support + // old browsers + + // Scale config defaults + defaults: {}, + registerScaleType: function(type, scaleConstructor, defaults) { + this.constructors[type] = scaleConstructor; + this.defaults[type] = helpers.clone(defaults); + }, + getScaleConstructor: function(type) { + return this.constructors.hasOwnProperty(type) ? this.constructors[type] : undefined; + }, + getScaleDefaults: function(type) { + // Return the scale defaults merged with the global settings so that we always use the latest ones + return this.defaults.hasOwnProperty(type) ? helpers.scaleMerge(Chart.defaults.scale, this.defaults[type]) : {}; + }, + addScalesToLayout: function(chartInstance) { + // Adds each scale to the chart.boxes array to be sized accordingly + helpers.each(chartInstance.scales, function(scale) { + Chart.layoutService.addBox(chartInstance, scale); + }); + } + }; }; },{}],31:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.title = { - display: false, - position: 'top', - fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) - - fontStyle: 'bold', - padding: 10, - - // actual title - text: '' - }; - - Chart.Title = Chart.Element.extend({ - - initialize: function(config) { - helpers.extend(this, config); - this.options = helpers.configMerge(Chart.defaults.global.title, config.options); - - // Contains hit boxes for each dataset (in dataset order) - this.legendHitBoxes = []; - }, - - // These methods are ordered by lifecyle. Utilities then follow. - - beforeUpdate: helpers.noop, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = margins; - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - // Labels - this.beforeBuildLabels(); - this.buildLabels(); - this.afterBuildLabels(); - - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: helpers.noop, - - // - - beforeSetDimensions: helpers.noop, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - - // Reset minSize - this.minSize = { - width: 0, - height: 0 - }; - }, - afterSetDimensions: helpers.noop, - - // - - beforeBuildLabels: helpers.noop, - buildLabels: helpers.noop, - afterBuildLabels: helpers.noop, - - // - - beforeFit: helpers.noop, - fit: function() { - - var ctx = this.ctx; - var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); - var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Width - if (this.isHorizontal()) { - this.minSize.width = this.maxWidth; // fill all the width - } else { - this.minSize.width = 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Increase sizes here - if (this.isHorizontal()) { - - // Title - if (this.options.display) { - this.minSize.height += fontSize + (this.options.padding * 2); - } - } else { - if (this.options.display) { - this.minSize.width += fontSize + (this.options.padding * 2); - } - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: helpers.noop, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - - // Actualy draw the title block on the canvas - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - var titleX, titleY; - - var fontColor = helpers.getValueOrDefault(this.options.fontColor, Chart.defaults.global.defaultFontColor); - var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); - var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - ctx.fillStyle = fontColor; // render in correct colour - ctx.font = titleFont; - - // Horizontal - if (this.isHorizontal()) { - // Title - ctx.textAlign = "center"; - ctx.textBaseline = 'middle'; - - titleX = this.left + ((this.right - this.left) / 2); // midpoint of the width - titleY = this.top + ((this.bottom - this.top) / 2); // midpoint of the height - - ctx.fillText(this.options.text, titleX, titleY); - } else { - - // Title - titleX = this.options.position === 'left' ? this.left + (fontSize / 2) : this.right - (fontSize / 2); - titleY = this.top + ((this.bottom - this.top) / 2); - var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; - - ctx.save(); - ctx.translate(titleX, titleY); - ctx.rotate(rotation); - ctx.textAlign = "center"; - ctx.textBaseline = 'middle'; - ctx.fillText(this.options.text, 0, 0); - ctx.restore(); - } - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.title = { + display: false, + position: 'top', + fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) + + fontStyle: 'bold', + padding: 10, + + // actual title + text: '' + }; + + Chart.Title = Chart.Element.extend({ + + initialize: function(config) { + helpers.extend(this, config); + this.options = helpers.configMerge(Chart.defaults.global.title, config.options); + + // Contains hit boxes for each dataset (in dataset order) + this.legendHitBoxes = []; + }, + + // These methods are ordered by lifecyle. Utilities then follow. + + beforeUpdate: helpers.noop, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = margins; + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + // Labels + this.beforeBuildLabels(); + this.buildLabels(); + this.afterBuildLabels(); + + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: helpers.noop, + + // + + beforeSetDimensions: helpers.noop, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + + // Reset minSize + this.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: helpers.noop, + + // + + beforeBuildLabels: helpers.noop, + buildLabels: helpers.noop, + afterBuildLabels: helpers.noop, + + // + + beforeFit: helpers.noop, + fit: function() { + + var ctx = this.ctx; + var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); + var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Width + if (this.isHorizontal()) { + this.minSize.width = this.maxWidth; // fill all the width + } else { + this.minSize.width = 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Increase sizes here + if (this.isHorizontal()) { + + // Title + if (this.options.display) { + this.minSize.height += fontSize + (this.options.padding * 2); + } + } else { + if (this.options.display) { + this.minSize.width += fontSize + (this.options.padding * 2); + } + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: helpers.noop, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + + // Actualy draw the title block on the canvas + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + var titleX, titleY; + + var fontColor = helpers.getValueOrDefault(this.options.fontColor, Chart.defaults.global.defaultFontColor); + var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); + var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + ctx.fillStyle = fontColor; // render in correct colour + ctx.font = titleFont; + + // Horizontal + if (this.isHorizontal()) { + // Title + ctx.textAlign = "center"; + ctx.textBaseline = 'middle'; + + titleX = this.left + ((this.right - this.left) / 2); // midpoint of the width + titleY = this.top + ((this.bottom - this.top) / 2); // midpoint of the height + + ctx.fillText(this.options.text, titleX, titleY); + } else { + + // Title + titleX = this.options.position === 'left' ? this.left + (fontSize / 2) : this.right - (fontSize / 2); + titleY = this.top + ((this.bottom - this.top) / 2); + var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; + + ctx.save(); + ctx.translate(titleX, titleY); + ctx.rotate(rotation); + ctx.textAlign = "center"; + ctx.textBaseline = 'middle'; + ctx.fillText(this.options.text, 0, 0); + ctx.restore(); + } + } + } + }); }; },{}],32:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.tooltips = { - enabled: true, - custom: null, - mode: 'single', - backgroundColor: "rgba(0,0,0,0.8)", - titleFontStyle: "bold", - titleSpacing: 2, - titleMarginBottom: 6, - titleColor: "#fff", - titleAlign: "left", - bodySpacing: 2, - bodyColor: "#fff", - bodyAlign: "left", - footerFontStyle: "bold", - footerSpacing: 2, - footerMarginTop: 6, - footerColor: "#fff", - footerAlign: "left", - yPadding: 6, - xPadding: 6, - yAlign : 'center', - xAlign : 'center', - caretSize: 5, - cornerRadius: 6, - multiKeyBackground: '#fff', - callbacks: { - // Args are: (tooltipItems, data) - beforeTitle: helpers.noop, - title: function(tooltipItems, data) { - // Pick first xLabel for now - var title = ''; - - if (tooltipItems.length > 0) { - if (tooltipItems[0].xLabel) { - title = tooltipItems[0].xLabel; - } else if (data.labels.length > 0 && tooltipItems[0].index < data.labels.length) { - title = data.labels[tooltipItems[0].index]; - } - } - - return title; - }, - afterTitle: helpers.noop, - - // Args are: (tooltipItems, data) - beforeBody: helpers.noop, - - // Args are: (tooltipItem, data) - beforeLabel: helpers.noop, - label: function(tooltipItem, data) { - var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; - return datasetLabel + ': ' + tooltipItem.yLabel; - }, - afterLabel: helpers.noop, - - // Args are: (tooltipItems, data) - afterBody: helpers.noop, - - // Args are: (tooltipItems, data) - beforeFooter: helpers.noop, - footer: helpers.noop, - afterFooter: helpers.noop - } - }; - - // Helper to push or concat based on if the 2nd parameter is an array or not - function pushOrConcat(base, toPush) { - if (toPush) { - if (helpers.isArray(toPush)) { - base = base.concat(toPush); - } else { - base.push(toPush); - } - } - - return base; - } - - Chart.Tooltip = Chart.Element.extend({ - initialize: function() { - var options = this._options; - helpers.extend(this, { - _model: { - // Positioning - xPadding: options.tooltips.xPadding, - yPadding: options.tooltips.yPadding, - xAlign : options.tooltips.yAlign, - yAlign : options.tooltips.xAlign, - - // Body - bodyColor: options.tooltips.bodyColor, - _bodyFontFamily: helpers.getValueOrDefault(options.tooltips.bodyFontFamily, Chart.defaults.global.defaultFontFamily), - _bodyFontStyle: helpers.getValueOrDefault(options.tooltips.bodyFontStyle, Chart.defaults.global.defaultFontStyle), - _bodyAlign: options.tooltips.bodyAlign, - bodyFontSize: helpers.getValueOrDefault(options.tooltips.bodyFontSize, Chart.defaults.global.defaultFontSize), - bodySpacing: options.tooltips.bodySpacing, - - // Title - titleColor: options.tooltips.titleColor, - _titleFontFamily: helpers.getValueOrDefault(options.tooltips.titleFontFamily, Chart.defaults.global.defaultFontFamily), - _titleFontStyle: helpers.getValueOrDefault(options.tooltips.titleFontStyle, Chart.defaults.global.defaultFontStyle), - titleFontSize: helpers.getValueOrDefault(options.tooltips.titleFontSize, Chart.defaults.global.defaultFontSize), - _titleAlign: options.tooltips.titleAlign, - titleSpacing: options.tooltips.titleSpacing, - titleMarginBottom: options.tooltips.titleMarginBottom, - - // Footer - footerColor: options.tooltips.footerColor, - _footerFontFamily: helpers.getValueOrDefault(options.tooltips.footerFontFamily, Chart.defaults.global.defaultFontFamily), - _footerFontStyle: helpers.getValueOrDefault(options.tooltips.footerFontStyle, Chart.defaults.global.defaultFontStyle), - footerFontSize: helpers.getValueOrDefault(options.tooltips.footerFontSize, Chart.defaults.global.defaultFontSize), - _footerAlign: options.tooltips.footerAlign, - footerSpacing: options.tooltips.footerSpacing, - footerMarginTop: options.tooltips.footerMarginTop, - - // Appearance - caretSize: options.tooltips.caretSize, - cornerRadius: options.tooltips.cornerRadius, - backgroundColor: options.tooltips.backgroundColor, - opacity: 0, - legendColorBackground: options.tooltips.multiKeyBackground - } - }); - }, - - // Get the title - // Args are: (tooltipItem, data) - getTitle: function() { - var beforeTitle = this._options.tooltips.callbacks.beforeTitle.apply(this, arguments), - title = this._options.tooltips.callbacks.title.apply(this, arguments), - afterTitle = this._options.tooltips.callbacks.afterTitle.apply(this, arguments); - - var lines = []; - lines = pushOrConcat(lines, beforeTitle); - lines = pushOrConcat(lines, title); - lines = pushOrConcat(lines, afterTitle); - - return lines; - }, - - // Args are: (tooltipItem, data) - getBeforeBody: function() { - var lines = this._options.tooltips.callbacks.beforeBody.apply(this, arguments); - return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; - }, - - // Args are: (tooltipItem, data) - getBody: function(tooltipItems, data) { - var lines = []; - - helpers.each(tooltipItems, function(bodyItem) { - helpers.pushAllIfDefined(this._options.tooltips.callbacks.beforeLabel.call(this, bodyItem, data), lines); - helpers.pushAllIfDefined(this._options.tooltips.callbacks.label.call(this, bodyItem, data), lines); - helpers.pushAllIfDefined(this._options.tooltips.callbacks.afterLabel.call(this, bodyItem, data), lines); - }, this); - - return lines; - }, - - // Args are: (tooltipItem, data) - getAfterBody: function() { - var lines = this._options.tooltips.callbacks.afterBody.apply(this, arguments); - return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; - }, - - // Get the footer and beforeFooter and afterFooter lines - // Args are: (tooltipItem, data) - getFooter: function() { - var beforeFooter = this._options.tooltips.callbacks.beforeFooter.apply(this, arguments); - var footer = this._options.tooltips.callbacks.footer.apply(this, arguments); - var afterFooter = this._options.tooltips.callbacks.afterFooter.apply(this, arguments); - - var lines = []; - lines = pushOrConcat(lines, beforeFooter); - lines = pushOrConcat(lines, footer); - lines = pushOrConcat(lines, afterFooter); - - return lines; - }, - - getAveragePosition: function(elements) { - - if (!elements.length) { - return false; - } - - var xPositions = []; - var yPositions = []; - - helpers.each(elements, function(el) { - if (el) { - var pos = el.tooltipPosition(); - xPositions.push(pos.x); - yPositions.push(pos.y); - } - }); - - var x = 0, - y = 0; - for (var i = 0; i < xPositions.length; i++) { - x += xPositions[i]; - y += yPositions[i]; - } - - return { - x: Math.round(x / xPositions.length), - y: Math.round(y / xPositions.length) - }; - - }, - - update: function(changed) { - if (this._active.length) { - this._model.opacity = 1; - - var element = this._active[0], - labelColors = [], - tooltipPosition; - - var tooltipItems = []; - - if (this._options.tooltips.mode === 'single') { - var yScale = element._yScale || element._scale; // handle radar || polarArea charts - tooltipItems.push({ - xLabel: element._xScale ? element._xScale.getLabelForIndex(element._index, element._datasetIndex) : '', - yLabel: yScale ? yScale.getLabelForIndex(element._index, element._datasetIndex) : '', - index: element._index, - datasetIndex: element._datasetIndex - }); - tooltipPosition = this.getAveragePosition(this._active); - } else { - helpers.each(this._data.datasets, function(dataset, datasetIndex) { - if (!helpers.isDatasetVisible(dataset)) { - return; - } - var currentElement = dataset.metaData[element._index]; - if (currentElement) { - var yScale = element._yScale || element._scale; // handle radar || polarArea charts - - tooltipItems.push({ - xLabel: currentElement._xScale ? currentElement._xScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', - yLabel: yScale ? yScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', - index: element._index, - datasetIndex: datasetIndex - }); - } - }, null, element._yScale.options.stacked); - - helpers.each(this._active, function(active) { - if (active) { - labelColors.push({ - borderColor: active._view.borderColor, - backgroundColor: active._view.backgroundColor - }); - } - }, null, element._yScale.options.stacked); - - tooltipPosition = this.getAveragePosition(this._active); - tooltipPosition.y = this._active[0]._yScale.getPixelForDecimal(0.5); - } - - // Build the Text Lines - helpers.extend(this._model, { - title: this.getTitle(tooltipItems, this._data), - beforeBody: this.getBeforeBody(tooltipItems, this._data), - body: this.getBody(tooltipItems, this._data), - afterBody: this.getAfterBody(tooltipItems, this._data), - footer: this.getFooter(tooltipItems, this._data) - }); - - helpers.extend(this._model, { - x: Math.round(tooltipPosition.x), - y: Math.round(tooltipPosition.y), - caretPadding: helpers.getValueOrDefault(tooltipPosition.padding, 2), - labelColors: labelColors - }); - - // We need to determine alignment of - var tooltipSize = this.getTooltipSize(this._model); - this.determineAlignment(tooltipSize); // Smart Tooltip placement to stay on the canvas - - helpers.extend(this._model, this.getBackgroundPoint(this._model, tooltipSize)); - } else { - this._model.opacity = 0; - } - - if (changed && this._options.tooltips.custom) { - this._options.tooltips.custom.call(this, this._model); - } - - return this; - }, - getTooltipSize: function getTooltipSize(vm) { - var ctx = this._chart.ctx; - - var size = { - height: vm.yPadding * 2, // Tooltip Padding - width: 0 - }; - var combinedBodyLength = vm.body.length + vm.beforeBody.length + vm.afterBody.length; - - size.height += vm.title.length * vm.titleFontSize; // Title Lines - size.height += (vm.title.length - 1) * vm.titleSpacing; // Title Line Spacing - size.height += vm.title.length ? vm.titleMarginBottom : 0; // Title's bottom Margin - size.height += combinedBodyLength * vm.bodyFontSize; // Body Lines - size.height += combinedBodyLength ? (combinedBodyLength - 1) * vm.bodySpacing : 0; // Body Line Spacing - size.height += vm.footer.length ? vm.footerMarginTop : 0; // Footer Margin - size.height += vm.footer.length * (vm.footerFontSize); // Footer Lines - size.height += vm.footer.length ? (vm.footer.length - 1) * vm.footerSpacing : 0; // Footer Line Spacing - - // Width - ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); - helpers.each(vm.title, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - - ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); - helpers.each(vm.beforeBody.concat(vm.afterBody), function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - helpers.each(vm.body, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0)); - }, this); - - ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); - helpers.each(vm.footer, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - size.width += 2 * vm.xPadding; - - return size; - }, - determineAlignment: function determineAlignment(size) { - if (this._model.y < size.height) { - this._model.yAlign = 'top'; - } else if (this._model.y > (this._chart.height - size.height)) { - this._model.yAlign = 'bottom'; - } - - var lf, rf; // functions to determine left, right alignment - var olf, orf; // functions to determine if left/right alignment causes tooltip to go outside chart - var yf; // function to get the y alignment if the tooltip goes outside of the left or right edges - var _this = this; - var midX = (this._chartInstance.chartArea.left + this._chartInstance.chartArea.right) / 2; - var midY = (this._chartInstance.chartArea.top + this._chartInstance.chartArea.bottom) / 2; - - if (this._model.yAlign === 'center') { - lf = function(x) { - return x <= midX; - }; - rf = function(x) { - return x > midX; - }; - } else { - lf = function(x) { - return x <= (size.width / 2); - }; - rf = function(x) { - return x >= (_this._chart.width - (size.width / 2)); - }; - } - - olf = function(x) { - return x + size.width > _this._chart.width; - }; - orf = function(x) { - return x - size.width < 0; - }; - yf = function(y) { - return y <= midY ? 'top' : 'bottom'; - }; - - if (lf(this._model.x)) { - this._model.xAlign = 'left'; - - // Is tooltip too wide and goes over the right side of the chart.? - if (olf(this._model.x)) { - this._model.xAlign = 'center'; - this._model.yAlign = yf(this._model.y); - } - } else if (rf(this._model.x)) { - this._model.xAlign = 'right'; - - // Is tooltip too wide and goes outside left edge of canvas? - if (orf(this._model.x)) { - this._model.xAlign = 'center'; - this._model.yAlign = yf(this._model.y); - } - } - }, - getBackgroundPoint: function getBackgroundPoint(vm, size) { - // Background Position - var pt = { - x: vm.x, - y: vm.y - }; - - if (vm.xAlign === 'right') { - pt.x -= size.width; - } else if (vm.xAlign === 'center') { - pt.x -= (size.width / 2); - } - - if (vm.yAlign === 'top') { - pt.y += vm.caretPadding + vm.caretSize; - } else if (vm.yAlign === 'bottom') { - pt.y -= size.height + vm.caretPadding + vm.caretSize; - } else { - pt.y -= (size.height / 2); - } - - if (vm.yAlign === 'center') { - if (vm.xAlign === 'left') { - pt.x += vm.caretPadding + vm.caretSize; - } else if (vm.xAlign === 'right') { - pt.x -= vm.caretPadding + vm.caretSize; - } - } else { - if (vm.xAlign === 'left') { - pt.x -= vm.cornerRadius + vm.caretPadding; - } else if (vm.xAlign === 'right') { - pt.x += vm.cornerRadius + vm.caretPadding; - } - } - - return pt; - }, - drawCaret: function drawCaret(tooltipPoint, size, opacity, caretPadding) { - var vm = this._view; - var ctx = this._chart.ctx; - var x1, x2, x3; - var y1, y2, y3; - - if (vm.yAlign === 'center') { - // Left or right side - if (vm.xAlign === 'left') { - x1 = tooltipPoint.x; - x2 = x1 - vm.caretSize; - x3 = x1; - } else { - x1 = tooltipPoint.x + size.width; - x2 = x1 + vm.caretSize; - x3 = x1; - } - - y2 = tooltipPoint.y + (size.height / 2); - y1 = y2 - vm.caretSize; - y3 = y2 + vm.caretSize; - } else { - if (vm.xAlign === 'left') { - x1 = tooltipPoint.x + vm.cornerRadius; - x2 = x1 + vm.caretSize; - x3 = x2 + vm.caretSize; - } else if (vm.xAlign === 'right') { - x1 = tooltipPoint.x + size.width - vm.cornerRadius; - x2 = x1 - vm.caretSize; - x3 = x2 - vm.caretSize; - } else { - x2 = tooltipPoint.x + (size.width / 2); - x1 = x2 - vm.caretSize; - x3 = x2 + vm.caretSize; - } - - if (vm.yAlign === 'top') { - y1 = tooltipPoint.y; - y2 = y1 - vm.caretSize; - y3 = y1; - } else { - y1 = tooltipPoint.y + size.height; - y2 = y1 + vm.caretSize; - y3 = y1; - } - } - - var bgColor = helpers.color(vm.backgroundColor); - ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); - ctx.beginPath(); - ctx.moveTo(x1, y1); - ctx.lineTo(x2, y2); - ctx.lineTo(x3, y3); - ctx.closePath(); - ctx.fill(); - }, - drawTitle: function drawTitle(pt, vm, ctx, opacity) { - if (vm.title.length) { - ctx.textAlign = vm._titleAlign; - ctx.textBaseline = "top"; - - var titleColor = helpers.color(vm.titleColor); - ctx.fillStyle = titleColor.alpha(opacity * titleColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); - - helpers.each(vm.title, function(title, i) { - ctx.fillText(title, pt.x, pt.y); - pt.y += vm.titleFontSize + vm.titleSpacing; // Line Height and spacing - - if (i + 1 === vm.title.length) { - pt.y += vm.titleMarginBottom - vm.titleSpacing; // If Last, add margin, remove spacing - } - }); - } - }, - drawBody: function drawBody(pt, vm, ctx, opacity) { - ctx.textAlign = vm._bodyAlign; - ctx.textBaseline = "top"; - - var bodyColor = helpers.color(vm.bodyColor); - ctx.fillStyle = bodyColor.alpha(opacity * bodyColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); - - // Before Body - helpers.each(vm.beforeBody, function(beforeBody) { - ctx.fillText(beforeBody, pt.x, pt.y); - pt.y += vm.bodyFontSize + vm.bodySpacing; - }); - - helpers.each(vm.body, function(body, i) { - // Draw Legend-like boxes if needed - if (this._options.tooltips.mode !== 'single') { - // Fill a white rect so that colours merge nicely if the opacity is < 1 - ctx.fillStyle = helpers.color(vm.legendColorBackground).alpha(opacity).rgbaString(); - ctx.fillRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); - - // Border - ctx.strokeStyle = helpers.color(vm.labelColors[i].borderColor).alpha(opacity).rgbaString(); - ctx.strokeRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); - - // Inner square - ctx.fillStyle = helpers.color(vm.labelColors[i].backgroundColor).alpha(opacity).rgbaString(); - ctx.fillRect(pt.x + 1, pt.y + 1, vm.bodyFontSize - 2, vm.bodyFontSize - 2); - - ctx.fillStyle = helpers.color(vm.bodyColor).alpha(opacity).rgbaString(); // Return fill style for text - } - - // Body Line - ctx.fillText(body, pt.x + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0), pt.y); - - pt.y += vm.bodyFontSize + vm.bodySpacing; - }, this); - - // After Body - helpers.each(vm.afterBody, function(afterBody) { - ctx.fillText(afterBody, pt.x, pt.y); - pt.y += vm.bodyFontSize; - }); - - pt.y -= vm.bodySpacing; // Remove last body spacing - }, - drawFooter: function drawFooter(pt, vm, ctx, opacity) { - if (vm.footer.length) { - pt.y += vm.footerMarginTop; - - ctx.textAlign = vm._footerAlign; - ctx.textBaseline = "top"; - - var footerColor = helpers.color(vm.footerColor); - ctx.fillStyle = footerColor.alpha(opacity * footerColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); - - helpers.each(vm.footer, function(footer) { - ctx.fillText(footer, pt.x, pt.y); - pt.y += vm.footerFontSize + vm.footerSpacing; - }); - } - }, - draw: function draw() { - var ctx = this._chart.ctx; - var vm = this._view; - - if (vm.opacity === 0) { - return; - } - - var caretPadding = vm.caretPadding; - var tooltipSize = this.getTooltipSize(vm); - var pt = { - x: vm.x, - y: vm.y - }; - - // IE11/Edge does not like very small opacities, so snap to 0 - var opacity = Math.abs(vm.opacity < 1e-3) ? 0 : vm.opacity; - - if (this._options.tooltips.enabled) { - // Draw Background - var bgColor = helpers.color(vm.backgroundColor); - ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); - helpers.drawRoundedRectangle(ctx, pt.x, pt.y, tooltipSize.width, tooltipSize.height, vm.cornerRadius); - ctx.fill(); - - // Draw Caret - this.drawCaret(pt, tooltipSize, opacity, caretPadding); - - // Draw Title, Body, and Footer - pt.x += vm.xPadding; - pt.y += vm.yPadding; - - // Titles - this.drawTitle(pt, vm, ctx, opacity); - - // Body - this.drawBody(pt, vm, ctx, opacity); - - // Footer - this.drawFooter(pt, vm, ctx, opacity); - } - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.tooltips = { + enabled: true, + custom: null, + mode: 'single', + backgroundColor: "rgba(0,0,0,0.8)", + titleFontStyle: "bold", + titleSpacing: 2, + titleMarginBottom: 6, + titleColor: "#fff", + titleAlign: "left", + bodySpacing: 2, + bodyColor: "#fff", + bodyAlign: "left", + footerFontStyle: "bold", + footerSpacing: 2, + footerMarginTop: 6, + footerColor: "#fff", + footerAlign: "left", + yPadding: 6, + xPadding: 6, + yAlign : 'center', + xAlign : 'center', + caretSize: 5, + cornerRadius: 6, + multiKeyBackground: '#fff', + callbacks: { + // Args are: (tooltipItems, data) + beforeTitle: helpers.noop, + title: function(tooltipItems, data) { + // Pick first xLabel for now + var title = ''; + + if (tooltipItems.length > 0) { + if (tooltipItems[0].xLabel) { + title = tooltipItems[0].xLabel; + } else if (data.labels.length > 0 && tooltipItems[0].index < data.labels.length) { + title = data.labels[tooltipItems[0].index]; + } + } + + return title; + }, + afterTitle: helpers.noop, + + // Args are: (tooltipItems, data) + beforeBody: helpers.noop, + + // Args are: (tooltipItem, data) + beforeLabel: helpers.noop, + label: function(tooltipItem, data) { + var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; + return datasetLabel + ': ' + tooltipItem.yLabel; + }, + afterLabel: helpers.noop, + + // Args are: (tooltipItems, data) + afterBody: helpers.noop, + + // Args are: (tooltipItems, data) + beforeFooter: helpers.noop, + footer: helpers.noop, + afterFooter: helpers.noop + } + }; + + // Helper to push or concat based on if the 2nd parameter is an array or not + function pushOrConcat(base, toPush) { + if (toPush) { + if (helpers.isArray(toPush)) { + base = base.concat(toPush); + } else { + base.push(toPush); + } + } + + return base; + } + + Chart.Tooltip = Chart.Element.extend({ + initialize: function() { + var options = this._options; + helpers.extend(this, { + _model: { + // Positioning + xPadding: options.tooltips.xPadding, + yPadding: options.tooltips.yPadding, + xAlign : options.tooltips.yAlign, + yAlign : options.tooltips.xAlign, + + // Body + bodyColor: options.tooltips.bodyColor, + _bodyFontFamily: helpers.getValueOrDefault(options.tooltips.bodyFontFamily, Chart.defaults.global.defaultFontFamily), + _bodyFontStyle: helpers.getValueOrDefault(options.tooltips.bodyFontStyle, Chart.defaults.global.defaultFontStyle), + _bodyAlign: options.tooltips.bodyAlign, + bodyFontSize: helpers.getValueOrDefault(options.tooltips.bodyFontSize, Chart.defaults.global.defaultFontSize), + bodySpacing: options.tooltips.bodySpacing, + + // Title + titleColor: options.tooltips.titleColor, + _titleFontFamily: helpers.getValueOrDefault(options.tooltips.titleFontFamily, Chart.defaults.global.defaultFontFamily), + _titleFontStyle: helpers.getValueOrDefault(options.tooltips.titleFontStyle, Chart.defaults.global.defaultFontStyle), + titleFontSize: helpers.getValueOrDefault(options.tooltips.titleFontSize, Chart.defaults.global.defaultFontSize), + _titleAlign: options.tooltips.titleAlign, + titleSpacing: options.tooltips.titleSpacing, + titleMarginBottom: options.tooltips.titleMarginBottom, + + // Footer + footerColor: options.tooltips.footerColor, + _footerFontFamily: helpers.getValueOrDefault(options.tooltips.footerFontFamily, Chart.defaults.global.defaultFontFamily), + _footerFontStyle: helpers.getValueOrDefault(options.tooltips.footerFontStyle, Chart.defaults.global.defaultFontStyle), + footerFontSize: helpers.getValueOrDefault(options.tooltips.footerFontSize, Chart.defaults.global.defaultFontSize), + _footerAlign: options.tooltips.footerAlign, + footerSpacing: options.tooltips.footerSpacing, + footerMarginTop: options.tooltips.footerMarginTop, + + // Appearance + caretSize: options.tooltips.caretSize, + cornerRadius: options.tooltips.cornerRadius, + backgroundColor: options.tooltips.backgroundColor, + opacity: 0, + legendColorBackground: options.tooltips.multiKeyBackground + } + }); + }, + + // Get the title + // Args are: (tooltipItem, data) + getTitle: function() { + var beforeTitle = this._options.tooltips.callbacks.beforeTitle.apply(this, arguments), + title = this._options.tooltips.callbacks.title.apply(this, arguments), + afterTitle = this._options.tooltips.callbacks.afterTitle.apply(this, arguments); + + var lines = []; + lines = pushOrConcat(lines, beforeTitle); + lines = pushOrConcat(lines, title); + lines = pushOrConcat(lines, afterTitle); + + return lines; + }, + + // Args are: (tooltipItem, data) + getBeforeBody: function() { + var lines = this._options.tooltips.callbacks.beforeBody.apply(this, arguments); + return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; + }, + + // Args are: (tooltipItem, data) + getBody: function(tooltipItems, data) { + var lines = []; + + helpers.each(tooltipItems, function(bodyItem) { + helpers.pushAllIfDefined(this._options.tooltips.callbacks.beforeLabel.call(this, bodyItem, data), lines); + helpers.pushAllIfDefined(this._options.tooltips.callbacks.label.call(this, bodyItem, data), lines); + helpers.pushAllIfDefined(this._options.tooltips.callbacks.afterLabel.call(this, bodyItem, data), lines); + }, this); + + return lines; + }, + + // Args are: (tooltipItem, data) + getAfterBody: function() { + var lines = this._options.tooltips.callbacks.afterBody.apply(this, arguments); + return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; + }, + + // Get the footer and beforeFooter and afterFooter lines + // Args are: (tooltipItem, data) + getFooter: function() { + var beforeFooter = this._options.tooltips.callbacks.beforeFooter.apply(this, arguments); + var footer = this._options.tooltips.callbacks.footer.apply(this, arguments); + var afterFooter = this._options.tooltips.callbacks.afterFooter.apply(this, arguments); + + var lines = []; + lines = pushOrConcat(lines, beforeFooter); + lines = pushOrConcat(lines, footer); + lines = pushOrConcat(lines, afterFooter); + + return lines; + }, + + getAveragePosition: function(elements) { + + if (!elements.length) { + return false; + } + + var xPositions = []; + var yPositions = []; + + helpers.each(elements, function(el) { + if (el) { + var pos = el.tooltipPosition(); + xPositions.push(pos.x); + yPositions.push(pos.y); + } + }); + + var x = 0, + y = 0; + for (var i = 0; i < xPositions.length; i++) { + x += xPositions[i]; + y += yPositions[i]; + } + + return { + x: Math.round(x / xPositions.length), + y: Math.round(y / xPositions.length) + }; + + }, + + update: function(changed) { + if (this._active.length) { + this._model.opacity = 1; + + var element = this._active[0], + labelColors = [], + tooltipPosition; + + var tooltipItems = []; + + if (this._options.tooltips.mode === 'single') { + var yScale = element._yScale || element._scale; // handle radar || polarArea charts + tooltipItems.push({ + xLabel: element._xScale ? element._xScale.getLabelForIndex(element._index, element._datasetIndex) : '', + yLabel: yScale ? yScale.getLabelForIndex(element._index, element._datasetIndex) : '', + index: element._index, + datasetIndex: element._datasetIndex + }); + tooltipPosition = this.getAveragePosition(this._active); + } else { + helpers.each(this._data.datasets, function(dataset, datasetIndex) { + if (!helpers.isDatasetVisible(dataset)) { + return; + } + var currentElement = dataset.metaData[element._index]; + if (currentElement) { + var yScale = element._yScale || element._scale; // handle radar || polarArea charts + + tooltipItems.push({ + xLabel: currentElement._xScale ? currentElement._xScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', + yLabel: yScale ? yScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', + index: element._index, + datasetIndex: datasetIndex + }); + } + }, null, element._yScale.options.stacked); + + helpers.each(this._active, function(active) { + if (active) { + labelColors.push({ + borderColor: active._view.borderColor, + backgroundColor: active._view.backgroundColor + }); + } + }, null, element._yScale.options.stacked); + + tooltipPosition = this.getAveragePosition(this._active); + tooltipPosition.y = this._active[0]._yScale.getPixelForDecimal(0.5); + } + + // Build the Text Lines + helpers.extend(this._model, { + title: this.getTitle(tooltipItems, this._data), + beforeBody: this.getBeforeBody(tooltipItems, this._data), + body: this.getBody(tooltipItems, this._data), + afterBody: this.getAfterBody(tooltipItems, this._data), + footer: this.getFooter(tooltipItems, this._data) + }); + + helpers.extend(this._model, { + x: Math.round(tooltipPosition.x), + y: Math.round(tooltipPosition.y), + caretPadding: helpers.getValueOrDefault(tooltipPosition.padding, 2), + labelColors: labelColors + }); + + // We need to determine alignment of + var tooltipSize = this.getTooltipSize(this._model); + this.determineAlignment(tooltipSize); // Smart Tooltip placement to stay on the canvas + + helpers.extend(this._model, this.getBackgroundPoint(this._model, tooltipSize)); + } else { + this._model.opacity = 0; + } + + if (changed && this._options.tooltips.custom) { + this._options.tooltips.custom.call(this, this._model); + } + + return this; + }, + getTooltipSize: function getTooltipSize(vm) { + var ctx = this._chart.ctx; + + var size = { + height: vm.yPadding * 2, // Tooltip Padding + width: 0 + }; + var combinedBodyLength = vm.body.length + vm.beforeBody.length + vm.afterBody.length; + + size.height += vm.title.length * vm.titleFontSize; // Title Lines + size.height += (vm.title.length - 1) * vm.titleSpacing; // Title Line Spacing + size.height += vm.title.length ? vm.titleMarginBottom : 0; // Title's bottom Margin + size.height += combinedBodyLength * vm.bodyFontSize; // Body Lines + size.height += combinedBodyLength ? (combinedBodyLength - 1) * vm.bodySpacing : 0; // Body Line Spacing + size.height += vm.footer.length ? vm.footerMarginTop : 0; // Footer Margin + size.height += vm.footer.length * (vm.footerFontSize); // Footer Lines + size.height += vm.footer.length ? (vm.footer.length - 1) * vm.footerSpacing : 0; // Footer Line Spacing + + // Width + ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); + helpers.each(vm.title, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + + ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); + helpers.each(vm.beforeBody.concat(vm.afterBody), function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + helpers.each(vm.body, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0)); + }, this); + + ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); + helpers.each(vm.footer, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + size.width += 2 * vm.xPadding; + + return size; + }, + determineAlignment: function determineAlignment(size) { + if (this._model.y < size.height) { + this._model.yAlign = 'top'; + } else if (this._model.y > (this._chart.height - size.height)) { + this._model.yAlign = 'bottom'; + } + + var lf, rf; // functions to determine left, right alignment + var olf, orf; // functions to determine if left/right alignment causes tooltip to go outside chart + var yf; // function to get the y alignment if the tooltip goes outside of the left or right edges + var _this = this; + var midX = (this._chartInstance.chartArea.left + this._chartInstance.chartArea.right) / 2; + var midY = (this._chartInstance.chartArea.top + this._chartInstance.chartArea.bottom) / 2; + + if (this._model.yAlign === 'center') { + lf = function(x) { + return x <= midX; + }; + rf = function(x) { + return x > midX; + }; + } else { + lf = function(x) { + return x <= (size.width / 2); + }; + rf = function(x) { + return x >= (_this._chart.width - (size.width / 2)); + }; + } + + olf = function(x) { + return x + size.width > _this._chart.width; + }; + orf = function(x) { + return x - size.width < 0; + }; + yf = function(y) { + return y <= midY ? 'top' : 'bottom'; + }; + + if (lf(this._model.x)) { + this._model.xAlign = 'left'; + + // Is tooltip too wide and goes over the right side of the chart.? + if (olf(this._model.x)) { + this._model.xAlign = 'center'; + this._model.yAlign = yf(this._model.y); + } + } else if (rf(this._model.x)) { + this._model.xAlign = 'right'; + + // Is tooltip too wide and goes outside left edge of canvas? + if (orf(this._model.x)) { + this._model.xAlign = 'center'; + this._model.yAlign = yf(this._model.y); + } + } + }, + getBackgroundPoint: function getBackgroundPoint(vm, size) { + // Background Position + var pt = { + x: vm.x, + y: vm.y + }; + + if (vm.xAlign === 'right') { + pt.x -= size.width; + } else if (vm.xAlign === 'center') { + pt.x -= (size.width / 2); + } + + if (vm.yAlign === 'top') { + pt.y += vm.caretPadding + vm.caretSize; + } else if (vm.yAlign === 'bottom') { + pt.y -= size.height + vm.caretPadding + vm.caretSize; + } else { + pt.y -= (size.height / 2); + } + + if (vm.yAlign === 'center') { + if (vm.xAlign === 'left') { + pt.x += vm.caretPadding + vm.caretSize; + } else if (vm.xAlign === 'right') { + pt.x -= vm.caretPadding + vm.caretSize; + } + } else { + if (vm.xAlign === 'left') { + pt.x -= vm.cornerRadius + vm.caretPadding; + } else if (vm.xAlign === 'right') { + pt.x += vm.cornerRadius + vm.caretPadding; + } + } + + return pt; + }, + drawCaret: function drawCaret(tooltipPoint, size, opacity, caretPadding) { + var vm = this._view; + var ctx = this._chart.ctx; + var x1, x2, x3; + var y1, y2, y3; + + if (vm.yAlign === 'center') { + // Left or right side + if (vm.xAlign === 'left') { + x1 = tooltipPoint.x; + x2 = x1 - vm.caretSize; + x3 = x1; + } else { + x1 = tooltipPoint.x + size.width; + x2 = x1 + vm.caretSize; + x3 = x1; + } + + y2 = tooltipPoint.y + (size.height / 2); + y1 = y2 - vm.caretSize; + y3 = y2 + vm.caretSize; + } else { + if (vm.xAlign === 'left') { + x1 = tooltipPoint.x + vm.cornerRadius; + x2 = x1 + vm.caretSize; + x3 = x2 + vm.caretSize; + } else if (vm.xAlign === 'right') { + x1 = tooltipPoint.x + size.width - vm.cornerRadius; + x2 = x1 - vm.caretSize; + x3 = x2 - vm.caretSize; + } else { + x2 = tooltipPoint.x + (size.width / 2); + x1 = x2 - vm.caretSize; + x3 = x2 + vm.caretSize; + } + + if (vm.yAlign === 'top') { + y1 = tooltipPoint.y; + y2 = y1 - vm.caretSize; + y3 = y1; + } else { + y1 = tooltipPoint.y + size.height; + y2 = y1 + vm.caretSize; + y3 = y1; + } + } + + var bgColor = helpers.color(vm.backgroundColor); + ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); + ctx.beginPath(); + ctx.moveTo(x1, y1); + ctx.lineTo(x2, y2); + ctx.lineTo(x3, y3); + ctx.closePath(); + ctx.fill(); + }, + drawTitle: function drawTitle(pt, vm, ctx, opacity) { + if (vm.title.length) { + ctx.textAlign = vm._titleAlign; + ctx.textBaseline = "top"; + + var titleColor = helpers.color(vm.titleColor); + ctx.fillStyle = titleColor.alpha(opacity * titleColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); + + helpers.each(vm.title, function(title, i) { + ctx.fillText(title, pt.x, pt.y); + pt.y += vm.titleFontSize + vm.titleSpacing; // Line Height and spacing + + if (i + 1 === vm.title.length) { + pt.y += vm.titleMarginBottom - vm.titleSpacing; // If Last, add margin, remove spacing + } + }); + } + }, + drawBody: function drawBody(pt, vm, ctx, opacity) { + ctx.textAlign = vm._bodyAlign; + ctx.textBaseline = "top"; + + var bodyColor = helpers.color(vm.bodyColor); + ctx.fillStyle = bodyColor.alpha(opacity * bodyColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); + + // Before Body + helpers.each(vm.beforeBody, function(beforeBody) { + ctx.fillText(beforeBody, pt.x, pt.y); + pt.y += vm.bodyFontSize + vm.bodySpacing; + }); + + helpers.each(vm.body, function(body, i) { + // Draw Legend-like boxes if needed + if (this._options.tooltips.mode !== 'single') { + // Fill a white rect so that colours merge nicely if the opacity is < 1 + ctx.fillStyle = helpers.color(vm.legendColorBackground).alpha(opacity).rgbaString(); + ctx.fillRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); + + // Border + ctx.strokeStyle = helpers.color(vm.labelColors[i].borderColor).alpha(opacity).rgbaString(); + ctx.strokeRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); + + // Inner square + ctx.fillStyle = helpers.color(vm.labelColors[i].backgroundColor).alpha(opacity).rgbaString(); + ctx.fillRect(pt.x + 1, pt.y + 1, vm.bodyFontSize - 2, vm.bodyFontSize - 2); + + ctx.fillStyle = helpers.color(vm.bodyColor).alpha(opacity).rgbaString(); // Return fill style for text + } + + // Body Line + ctx.fillText(body, pt.x + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0), pt.y); + + pt.y += vm.bodyFontSize + vm.bodySpacing; + }, this); + + // After Body + helpers.each(vm.afterBody, function(afterBody) { + ctx.fillText(afterBody, pt.x, pt.y); + pt.y += vm.bodyFontSize; + }); + + pt.y -= vm.bodySpacing; // Remove last body spacing + }, + drawFooter: function drawFooter(pt, vm, ctx, opacity) { + if (vm.footer.length) { + pt.y += vm.footerMarginTop; + + ctx.textAlign = vm._footerAlign; + ctx.textBaseline = "top"; + + var footerColor = helpers.color(vm.footerColor); + ctx.fillStyle = footerColor.alpha(opacity * footerColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); + + helpers.each(vm.footer, function(footer) { + ctx.fillText(footer, pt.x, pt.y); + pt.y += vm.footerFontSize + vm.footerSpacing; + }); + } + }, + draw: function draw() { + var ctx = this._chart.ctx; + var vm = this._view; + + if (vm.opacity === 0) { + return; + } + + var caretPadding = vm.caretPadding; + var tooltipSize = this.getTooltipSize(vm); + var pt = { + x: vm.x, + y: vm.y + }; + + // IE11/Edge does not like very small opacities, so snap to 0 + var opacity = Math.abs(vm.opacity < 1e-3) ? 0 : vm.opacity; + + if (this._options.tooltips.enabled) { + // Draw Background + var bgColor = helpers.color(vm.backgroundColor); + ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); + helpers.drawRoundedRectangle(ctx, pt.x, pt.y, tooltipSize.width, tooltipSize.height, vm.cornerRadius); + ctx.fill(); + + // Draw Caret + this.drawCaret(pt, tooltipSize, opacity, caretPadding); + + // Draw Title, Body, and Footer + pt.x += vm.xPadding; + pt.y += vm.yPadding; + + // Titles + this.drawTitle(pt, vm, ctx, opacity); + + // Body + this.drawBody(pt, vm, ctx, opacity); + + // Footer + this.drawFooter(pt, vm, ctx, opacity); + } + } + }); +}; },{}],33:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart, moment) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.arc = { - backgroundColor: Chart.defaults.global.defaultColor, - borderColor: "#fff", - borderWidth: 2 - }; - - Chart.elements.Arc = Chart.Element.extend({ - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); - } else { - return false; - } - }, - inRange: function(chartX, chartY) { - - var vm = this._view; - - if (vm) { - var pointRelativePosition = helpers.getAngleFromPoint(vm, { - x: chartX, - y: chartY - }); - - // Put into the range of (-PI/2, 3PI/2] - var startAngle = vm.startAngle < (-0.5 * Math.PI) ? vm.startAngle + (2.0 * Math.PI) : vm.startAngle > (1.5 * Math.PI) ? vm.startAngle - (2.0 * Math.PI) : vm.startAngle; - var endAngle = vm.endAngle < (-0.5 * Math.PI) ? vm.endAngle + (2.0 * Math.PI) : vm.endAngle > (1.5 * Math.PI) ? vm.endAngle - (2.0 * Math.PI) : vm.endAngle; - - //Check if within the range of the open/close angle - var betweenAngles = (pointRelativePosition.angle >= startAngle && pointRelativePosition.angle <= endAngle), - withinRadius = (pointRelativePosition.distance >= vm.innerRadius && pointRelativePosition.distance <= vm.outerRadius); - - return (betweenAngles && withinRadius); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - - var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2), - rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; - return { - x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), - y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) - }; - }, - draw: function() { - - var ctx = this._chart.ctx; - var vm = this._view; - - ctx.beginPath(); - - ctx.arc(vm.x, vm.y, vm.outerRadius, vm.startAngle, vm.endAngle); - - ctx.arc(vm.x, vm.y, vm.innerRadius, vm.endAngle, vm.startAngle, true); - - ctx.closePath(); - ctx.strokeStyle = vm.borderColor; - ctx.lineWidth = vm.borderWidth; - - ctx.fillStyle = vm.backgroundColor; - - ctx.fill(); - ctx.lineJoin = 'bevel'; - - if (vm.borderWidth) { - ctx.stroke(); - } - } - }); -}; +"use strict"; + +module.exports = function(Chart, moment) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.arc = { + backgroundColor: Chart.defaults.global.defaultColor, + borderColor: "#fff", + borderWidth: 2 + }; + + Chart.elements.Arc = Chart.Element.extend({ + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); + } else { + return false; + } + }, + inRange: function(chartX, chartY) { + + var vm = this._view; + + if (vm) { + var pointRelativePosition = helpers.getAngleFromPoint(vm, { + x: chartX, + y: chartY + }); + + // Put into the range of (-PI/2, 3PI/2] + var startAngle = vm.startAngle < (-0.5 * Math.PI) ? vm.startAngle + (2.0 * Math.PI) : vm.startAngle > (1.5 * Math.PI) ? vm.startAngle - (2.0 * Math.PI) : vm.startAngle; + var endAngle = vm.endAngle < (-0.5 * Math.PI) ? vm.endAngle + (2.0 * Math.PI) : vm.endAngle > (1.5 * Math.PI) ? vm.endAngle - (2.0 * Math.PI) : vm.endAngle; + + //Check if within the range of the open/close angle + var betweenAngles = (pointRelativePosition.angle >= startAngle && pointRelativePosition.angle <= endAngle), + withinRadius = (pointRelativePosition.distance >= vm.innerRadius && pointRelativePosition.distance <= vm.outerRadius); + + return (betweenAngles && withinRadius); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + + var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2), + rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; + return { + x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), + y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) + }; + }, + draw: function() { + + var ctx = this._chart.ctx; + var vm = this._view; + + ctx.beginPath(); + + ctx.arc(vm.x, vm.y, vm.outerRadius, vm.startAngle, vm.endAngle); + + ctx.arc(vm.x, vm.y, vm.innerRadius, vm.endAngle, vm.startAngle, true); + + ctx.closePath(); + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = vm.borderWidth; + + ctx.fillStyle = vm.backgroundColor; + + ctx.fill(); + ctx.lineJoin = 'bevel'; + + if (vm.borderWidth) { + ctx.stroke(); + } + } + }); +}; },{}],34:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.line = { - tension: 0.4, - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 3, - borderColor: Chart.defaults.global.defaultColor, - borderCapStyle: 'butt', - borderDash: [], - borderDashOffset: 0.0, - borderJoinStyle: 'miter', - fill: true // do we fill in the area between the line and its base axis - }; - - Chart.elements.Line = Chart.Element.extend({ - lineToNextPoint: function(previousPoint, point, nextPoint, skipHandler, previousSkipHandler) { - var ctx = this._chart.ctx; - - if (point._view.skip) { - skipHandler.call(this, previousPoint, point, nextPoint); - } else if (previousPoint._view.skip) { - previousSkipHandler.call(this, previousPoint, point, nextPoint); - } else if (point._view.tension === 0) { - ctx.lineTo(point._view.x, point._view.y); - } else { - // Line between points - ctx.bezierCurveTo( - previousPoint._view.controlPointNextX, - previousPoint._view.controlPointNextY, - point._view.controlPointPreviousX, - point._view.controlPointPreviousY, - point._view.x, - point._view.y - ); - } - }, - - draw: function() { - var _this = this; - - var vm = this._view; - var ctx = this._chart.ctx; - var first = this._children[0]; - var last = this._children[this._children.length - 1]; - - function loopBackToStart(drawLineToCenter) { - if (!first._view.skip && !last._view.skip) { - // Draw a bezier line from last to first - ctx.bezierCurveTo( - last._view.controlPointNextX, - last._view.controlPointNextY, - first._view.controlPointPreviousX, - first._view.controlPointPreviousY, - first._view.x, - first._view.y - ); - } else if (drawLineToCenter) { - // Go to center - ctx.lineTo(_this._view.scaleZero.x, _this._view.scaleZero.y); - } - } - - ctx.save(); - - // If we had points and want to fill this line, do so. - if (this._children.length > 0 && vm.fill) { - // Draw the background first (so the border is always on top) - ctx.beginPath(); - - helpers.each(this._children, function(point, index) { - var previous = helpers.previousItem(this._children, index); - var next = helpers.nextItem(this._children, index); - - // First point moves to it's starting position no matter what - if (index === 0) { - if (this._loop) { - ctx.moveTo(vm.scaleZero.x, vm.scaleZero.y); - } else { - ctx.moveTo(point._view.x, vm.scaleZero); - } - - if (point._view.skip) { - if (!this._loop) { - ctx.moveTo(next._view.x, this._view.scaleZero); - } - } else { - ctx.lineTo(point._view.x, point._view.y); - } - } else { - this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { - if (this._loop) { - // Go to center - ctx.lineTo(this._view.scaleZero.x, this._view.scaleZero.y); - } else { - ctx.lineTo(previousPoint._view.x, this._view.scaleZero); - ctx.moveTo(nextPoint._view.x, this._view.scaleZero); - } - }, function(previousPoint, point) { - // If we skipped the last point, draw a line to ourselves so that the fill is nice - ctx.lineTo(point._view.x, point._view.y); - }); - } - }, this); - - // For radial scales, loop back around to the first point - if (this._loop) { - loopBackToStart(true); - } else { - //Round off the line by going to the base of the chart, back to the start, then fill. - ctx.lineTo(this._children[this._children.length - 1]._view.x, vm.scaleZero); - ctx.lineTo(this._children[0]._view.x, vm.scaleZero); - } - - ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; - ctx.closePath(); - ctx.fill(); - } - - // Now draw the line between all the points with any borders - ctx.lineCap = vm.borderCapStyle || Chart.defaults.global.elements.line.borderCapStyle; - - // IE 9 and 10 do not support line dash - if (ctx.setLineDash) { - ctx.setLineDash(vm.borderDash || Chart.defaults.global.elements.line.borderDash); - } - - ctx.lineDashOffset = vm.borderDashOffset || Chart.defaults.global.elements.line.borderDashOffset; - ctx.lineJoin = vm.borderJoinStyle || Chart.defaults.global.elements.line.borderJoinStyle; - ctx.lineWidth = vm.borderWidth || Chart.defaults.global.elements.line.borderWidth; - ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; - ctx.beginPath(); - - helpers.each(this._children, function(point, index) { - var previous = helpers.previousItem(this._children, index); - var next = helpers.nextItem(this._children, index); - - if (index === 0) { - ctx.moveTo(point._view.x, point._view.y); - } else { - this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { - ctx.moveTo(nextPoint._view.x, nextPoint._view.y); - }, function(previousPoint, point) { - // If we skipped the last point, move up to our point preventing a line from being drawn - ctx.moveTo(point._view.x, point._view.y); - }); - } - }, this); - - if (this._loop && this._children.length > 0) { - loopBackToStart(); - } - - ctx.stroke(); - ctx.restore(); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.line = { + tension: 0.4, + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 3, + borderColor: Chart.defaults.global.defaultColor, + borderCapStyle: 'butt', + borderDash: [], + borderDashOffset: 0.0, + borderJoinStyle: 'miter', + fill: true // do we fill in the area between the line and its base axis + }; + + Chart.elements.Line = Chart.Element.extend({ + lineToNextPoint: function(previousPoint, point, nextPoint, skipHandler, previousSkipHandler) { + var ctx = this._chart.ctx; + + if (point._view.skip) { + skipHandler.call(this, previousPoint, point, nextPoint); + } else if (previousPoint._view.skip) { + previousSkipHandler.call(this, previousPoint, point, nextPoint); + } else if (point._view.tension === 0) { + ctx.lineTo(point._view.x, point._view.y); + } else { + // Line between points + ctx.bezierCurveTo( + previousPoint._view.controlPointNextX, + previousPoint._view.controlPointNextY, + point._view.controlPointPreviousX, + point._view.controlPointPreviousY, + point._view.x, + point._view.y + ); + } + }, + + draw: function() { + var _this = this; + + var vm = this._view; + var ctx = this._chart.ctx; + var first = this._children[0]; + var last = this._children[this._children.length - 1]; + + function loopBackToStart(drawLineToCenter) { + if (!first._view.skip && !last._view.skip) { + // Draw a bezier line from last to first + ctx.bezierCurveTo( + last._view.controlPointNextX, + last._view.controlPointNextY, + first._view.controlPointPreviousX, + first._view.controlPointPreviousY, + first._view.x, + first._view.y + ); + } else if (drawLineToCenter) { + // Go to center + ctx.lineTo(_this._view.scaleZero.x, _this._view.scaleZero.y); + } + } + + ctx.save(); + + // If we had points and want to fill this line, do so. + if (this._children.length > 0 && vm.fill) { + // Draw the background first (so the border is always on top) + ctx.beginPath(); + + helpers.each(this._children, function(point, index) { + var previous = helpers.previousItem(this._children, index); + var next = helpers.nextItem(this._children, index); + + // First point moves to it's starting position no matter what + if (index === 0) { + if (this._loop) { + ctx.moveTo(vm.scaleZero.x, vm.scaleZero.y); + } else { + ctx.moveTo(point._view.x, vm.scaleZero); + } + + if (point._view.skip) { + if (!this._loop) { + ctx.moveTo(next._view.x, this._view.scaleZero); + } + } else { + ctx.lineTo(point._view.x, point._view.y); + } + } else { + this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { + if (this._loop) { + // Go to center + ctx.lineTo(this._view.scaleZero.x, this._view.scaleZero.y); + } else { + ctx.lineTo(previousPoint._view.x, this._view.scaleZero); + ctx.moveTo(nextPoint._view.x, this._view.scaleZero); + } + }, function(previousPoint, point) { + // If we skipped the last point, draw a line to ourselves so that the fill is nice + ctx.lineTo(point._view.x, point._view.y); + }); + } + }, this); + + // For radial scales, loop back around to the first point + if (this._loop) { + loopBackToStart(true); + } else { + //Round off the line by going to the base of the chart, back to the start, then fill. + ctx.lineTo(this._children[this._children.length - 1]._view.x, vm.scaleZero); + ctx.lineTo(this._children[0]._view.x, vm.scaleZero); + } + + ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; + ctx.closePath(); + ctx.fill(); + } + + // Now draw the line between all the points with any borders + ctx.lineCap = vm.borderCapStyle || Chart.defaults.global.elements.line.borderCapStyle; + + // IE 9 and 10 do not support line dash + if (ctx.setLineDash) { + ctx.setLineDash(vm.borderDash || Chart.defaults.global.elements.line.borderDash); + } + + ctx.lineDashOffset = vm.borderDashOffset || Chart.defaults.global.elements.line.borderDashOffset; + ctx.lineJoin = vm.borderJoinStyle || Chart.defaults.global.elements.line.borderJoinStyle; + ctx.lineWidth = vm.borderWidth || Chart.defaults.global.elements.line.borderWidth; + ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; + ctx.beginPath(); + + helpers.each(this._children, function(point, index) { + var previous = helpers.previousItem(this._children, index); + var next = helpers.nextItem(this._children, index); + + if (index === 0) { + ctx.moveTo(point._view.x, point._view.y); + } else { + this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { + ctx.moveTo(nextPoint._view.x, nextPoint._view.y); + }, function(previousPoint, point) { + // If we skipped the last point, move up to our point preventing a line from being drawn + ctx.moveTo(point._view.x, point._view.y); + }); + } + }, this); + + if (this._loop && this._children.length > 0) { + loopBackToStart(); + } + + ctx.stroke(); + ctx.restore(); + } + }); }; },{}],35:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.point = { - radius: 3, - pointStyle: 'circle', - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 1, - borderColor: Chart.defaults.global.defaultColor, - // Hover - hitRadius: 1, - hoverRadius: 4, - hoverBorderWidth: 1 - }; - - - Chart.elements.Point = Chart.Element.extend({ - inRange: function(mouseX, mouseY) { - var vm = this._view; - - if (vm) { - var hoverRange = vm.hitRadius + vm.radius; - return ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(hoverRange, 2)); - } else { - return false; - } - }, - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hitRadius, 2)); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y, - padding: vm.radius + vm.borderWidth - }; - }, - draw: function() { - - var vm = this._view; - var ctx = this._chart.ctx; - - - if (vm.skip) { - return; - } - - if (typeof vm.pointStyle === 'object' && ((vm.pointStyle.toString() === '[object HTMLImageElement]') || (vm.pointStyle.toString() === '[object HTMLCanvasElement]'))) { - ctx.drawImage(vm.pointStyle, vm.x - vm.pointStyle.width / 2, vm.y - vm.pointStyle.height / 2); - return; - } - - if (!isNaN(vm.radius) && vm.radius > 0) { - - ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; - ctx.lineWidth = helpers.getValueOrDefault(vm.borderWidth, Chart.defaults.global.elements.point.borderWidth); - - ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; - - var radius = vm.radius; - - var xOffset; - var yOffset; - - switch (vm.pointStyle) { - // Default includes circle - default: ctx.beginPath(); - ctx.arc(vm.x, vm.y, radius, 0, Math.PI * 2); - ctx.closePath(); - ctx.fill(); - break; - case 'triangle': - ctx.beginPath(); - var edgeLength = 3 * radius / Math.sqrt(3); - var height = edgeLength * Math.sqrt(3) / 2; - ctx.moveTo(vm.x - edgeLength / 2, vm.y + height / 3); - ctx.lineTo(vm.x + edgeLength / 2, vm.y + height / 3); - ctx.lineTo(vm.x, vm.y - 2 * height / 3); - ctx.closePath(); - ctx.fill(); - break; - case 'rect': - ctx.fillRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.strokeRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - break; - case 'rectRot': - ctx.translate(vm.x, vm.y); - ctx.rotate(Math.PI / 4); - ctx.fillRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.strokeRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.setTransform(1, 0, 0, 1, 0, 0); - break; - case 'cross': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y + radius); - ctx.lineTo(vm.x, vm.y - radius); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - case 'crossRot': - ctx.beginPath(); - xOffset = Math.cos(Math.PI / 4) * radius; - yOffset = Math.sin(Math.PI / 4) * radius; - ctx.moveTo(vm.x - xOffset, vm.y - yOffset); - ctx.lineTo(vm.x + xOffset, vm.y + yOffset); - ctx.moveTo(vm.x - xOffset, vm.y + yOffset); - ctx.lineTo(vm.x + xOffset, vm.y - yOffset); - ctx.closePath(); - break; - case 'star': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y + radius); - ctx.lineTo(vm.x, vm.y - radius); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - xOffset = Math.cos(Math.PI / 4) * radius; - yOffset = Math.sin(Math.PI / 4) * radius; - ctx.moveTo(vm.x - xOffset, vm.y - yOffset); - ctx.lineTo(vm.x + xOffset, vm.y + yOffset); - ctx.moveTo(vm.x - xOffset, vm.y + yOffset); - ctx.lineTo(vm.x + xOffset, vm.y - yOffset); - ctx.closePath(); - break; - case 'line': - ctx.beginPath(); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - case 'dash': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - } - - ctx.stroke(); - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.point = { + radius: 3, + pointStyle: 'circle', + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 1, + borderColor: Chart.defaults.global.defaultColor, + // Hover + hitRadius: 1, + hoverRadius: 4, + hoverBorderWidth: 1 + }; + + + Chart.elements.Point = Chart.Element.extend({ + inRange: function(mouseX, mouseY) { + var vm = this._view; + + if (vm) { + var hoverRange = vm.hitRadius + vm.radius; + return ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(hoverRange, 2)); + } else { + return false; + } + }, + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hitRadius, 2)); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y, + padding: vm.radius + vm.borderWidth + }; + }, + draw: function() { + + var vm = this._view; + var ctx = this._chart.ctx; + + + if (vm.skip) { + return; + } + + if (typeof vm.pointStyle === 'object' && ((vm.pointStyle.toString() === '[object HTMLImageElement]') || (vm.pointStyle.toString() === '[object HTMLCanvasElement]'))) { + ctx.drawImage(vm.pointStyle, vm.x - vm.pointStyle.width / 2, vm.y - vm.pointStyle.height / 2); + return; + } + + if (!isNaN(vm.radius) && vm.radius > 0) { + + ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; + ctx.lineWidth = helpers.getValueOrDefault(vm.borderWidth, Chart.defaults.global.elements.point.borderWidth); + + ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; + + var radius = vm.radius; + + var xOffset; + var yOffset; + + switch (vm.pointStyle) { + // Default includes circle + default: ctx.beginPath(); + ctx.arc(vm.x, vm.y, radius, 0, Math.PI * 2); + ctx.closePath(); + ctx.fill(); + break; + case 'triangle': + ctx.beginPath(); + var edgeLength = 3 * radius / Math.sqrt(3); + var height = edgeLength * Math.sqrt(3) / 2; + ctx.moveTo(vm.x - edgeLength / 2, vm.y + height / 3); + ctx.lineTo(vm.x + edgeLength / 2, vm.y + height / 3); + ctx.lineTo(vm.x, vm.y - 2 * height / 3); + ctx.closePath(); + ctx.fill(); + break; + case 'rect': + ctx.fillRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.strokeRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + break; + case 'rectRot': + ctx.translate(vm.x, vm.y); + ctx.rotate(Math.PI / 4); + ctx.fillRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.strokeRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.setTransform(1, 0, 0, 1, 0, 0); + break; + case 'cross': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y + radius); + ctx.lineTo(vm.x, vm.y - radius); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + case 'crossRot': + ctx.beginPath(); + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(vm.x - xOffset, vm.y - yOffset); + ctx.lineTo(vm.x + xOffset, vm.y + yOffset); + ctx.moveTo(vm.x - xOffset, vm.y + yOffset); + ctx.lineTo(vm.x + xOffset, vm.y - yOffset); + ctx.closePath(); + break; + case 'star': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y + radius); + ctx.lineTo(vm.x, vm.y - radius); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(vm.x - xOffset, vm.y - yOffset); + ctx.lineTo(vm.x + xOffset, vm.y + yOffset); + ctx.moveTo(vm.x - xOffset, vm.y + yOffset); + ctx.lineTo(vm.x + xOffset, vm.y - yOffset); + ctx.closePath(); + break; + case 'line': + ctx.beginPath(); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + case 'dash': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + } + + ctx.stroke(); + } + } + }); }; },{}],36:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.rectangle = { - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 0, - borderColor: Chart.defaults.global.defaultColor, - borderSkipped: 'bottom' - }; - - Chart.elements.Rectangle = Chart.Element.extend({ - draw: function() { - - var ctx = this._chart.ctx; - var vm = this._view; - - var halfWidth = vm.width / 2, - leftX = vm.x - halfWidth, - rightX = vm.x + halfWidth, - top = vm.base - (vm.base - vm.y), - halfStroke = vm.borderWidth / 2; - - // Canvas doesn't allow us to stroke inside the width so we can - // adjust the sizes to fit if we're setting a stroke on the line - if (vm.borderWidth) { - leftX += halfStroke; - rightX -= halfStroke; - top += halfStroke; - } - - ctx.beginPath(); - - ctx.fillStyle = vm.backgroundColor; - ctx.strokeStyle = vm.borderColor; - ctx.lineWidth = vm.borderWidth; - - // Corner points, from bottom-left to bottom-right clockwise - // | 1 2 | - // | 0 3 | - var corners = [ - [leftX, vm.base], - [leftX, top], - [rightX, top], - [rightX, vm.base] - ]; - - // Find first (starting) corner with fallback to 'bottom' - var borders = ['bottom', 'left', 'top', 'right']; - var startCorner = borders.indexOf(vm.borderSkipped, 0); - if (startCorner === -1) - startCorner = 0; - - function cornerAt(index) { - return corners[(startCorner + index) % 4]; - } - - // Draw rectangle from 'startCorner' - ctx.moveTo.apply(ctx, cornerAt(0)); - for (var i = 1; i < 4; i++) - ctx.lineTo.apply(ctx, cornerAt(i)); - - ctx.fill(); - if (vm.borderWidth) { - ctx.stroke(); - } - }, - height: function() { - var vm = this._view; - return vm.base - vm.y; - }, - inRange: function(mouseX, mouseY) { - var vm = this._view; - var inRange = false; - - if (vm) { - if (vm.y < vm.base) { - inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.y && mouseY <= vm.base); - } else { - inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.base && mouseY <= vm.y); - } - } - - return inRange; - }, - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y - }; - } - }); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.rectangle = { + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 0, + borderColor: Chart.defaults.global.defaultColor, + borderSkipped: 'bottom' + }; + + Chart.elements.Rectangle = Chart.Element.extend({ + draw: function() { + + var ctx = this._chart.ctx; + var vm = this._view; + + var halfWidth = vm.width / 2, + leftX = vm.x - halfWidth, + rightX = vm.x + halfWidth, + top = vm.base - (vm.base - vm.y), + halfStroke = vm.borderWidth / 2; + + // Canvas doesn't allow us to stroke inside the width so we can + // adjust the sizes to fit if we're setting a stroke on the line + if (vm.borderWidth) { + leftX += halfStroke; + rightX -= halfStroke; + top += halfStroke; + } + + ctx.beginPath(); + + ctx.fillStyle = vm.backgroundColor; + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = vm.borderWidth; + + // Corner points, from bottom-left to bottom-right clockwise + // | 1 2 | + // | 0 3 | + var corners = [ + [leftX, vm.base], + [leftX, top], + [rightX, top], + [rightX, vm.base] + ]; + + // Find first (starting) corner with fallback to 'bottom' + var borders = ['bottom', 'left', 'top', 'right']; + var startCorner = borders.indexOf(vm.borderSkipped, 0); + if (startCorner === -1) + startCorner = 0; + + function cornerAt(index) { + return corners[(startCorner + index) % 4]; + } + + // Draw rectangle from 'startCorner' + ctx.moveTo.apply(ctx, cornerAt(0)); + for (var i = 1; i < 4; i++) + ctx.lineTo.apply(ctx, cornerAt(i)); + + ctx.fill(); + if (vm.borderWidth) { + ctx.stroke(); + } + }, + height: function() { + var vm = this._view; + return vm.base - vm.y; + }, + inRange: function(mouseX, mouseY) { + var vm = this._view; + var inRange = false; + + if (vm) { + if (vm.y < vm.base) { + inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.y && mouseY <= vm.base); + } else { + inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.base && mouseY <= vm.y); + } + } + + return inRange; + }, + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y + }; + } + }); + }; },{}],37:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - // Default config for a category scale - var defaultConfig = { - position: "bottom" - }; - - var DatasetScale = Chart.Scale.extend({ - buildTicks: function(index) { - this.ticks = this.chart.data.labels; - }, - - getLabelForIndex: function(index, datasetIndex) { - return this.ticks[index]; - }, - - // Used to get data value locations. Value can either be an index or a numerical value - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueWidth = innerWidth / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var widthOffset = (valueWidth * index) + this.paddingLeft; - - if (this.options.gridLines.offsetGridLines && includeOffset) { - widthOffset += (valueWidth / 2); - } - - return this.left + Math.round(widthOffset); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - var valueHeight = innerHeight / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var heightOffset = (valueHeight * index) + this.paddingTop; - - if (this.options.gridLines.offsetGridLines && includeOffset) { - heightOffset += (valueHeight / 2); - } - - return this.top + Math.round(heightOffset); - } - } - }); - - Chart.scaleService.registerScaleType("category", DatasetScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + // Default config for a category scale + var defaultConfig = { + position: "bottom" + }; + + var DatasetScale = Chart.Scale.extend({ + buildTicks: function(index) { + this.ticks = this.chart.data.labels; + }, + + getLabelForIndex: function(index, datasetIndex) { + return this.ticks[index]; + }, + + // Used to get data value locations. Value can either be an index or a numerical value + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueWidth = innerWidth / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var widthOffset = (valueWidth * index) + this.paddingLeft; + + if (this.options.gridLines.offsetGridLines && includeOffset) { + widthOffset += (valueWidth / 2); + } + + return this.left + Math.round(widthOffset); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + var valueHeight = innerHeight / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var heightOffset = (valueHeight * index) + this.paddingTop; + + if (this.options.gridLines.offsetGridLines && includeOffset) { + heightOffset += (valueHeight / 2); + } + + return this.top + Math.round(heightOffset); + } + } + }); + + Chart.scaleService.registerScaleType("category", DatasetScale, defaultConfig); + }; },{}],38:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - position: "left", - ticks: { - callback: function(tickValue, index, ticks) { - var delta = ticks[1] - ticks[0]; - - // If we have a number like 2.5 as the delta, figure out how many decimal places we need - if (Math.abs(delta) > 1) { - if (tickValue !== Math.floor(tickValue)) { - // not an integer - delta = tickValue - Math.floor(tickValue); - } - } - - var logDelta = helpers.log10(Math.abs(delta)); - var tickString = ''; - - if (tickValue !== 0) { - var numDecimal = -1 * Math.floor(logDelta); - numDecimal = Math.max(Math.min(numDecimal, 20), 0); // toFixed has a max of 20 decimal places - tickString = tickValue.toFixed(numDecimal); - } else { - tickString = '0'; // never show decimal places for 0 - } - - return tickString; - } - } - }; - - var LinearScale = Chart.Scale.extend({ - determineDataLimits: function() { - // First Calculate the range - this.min = null; - this.max = null; - - if (this.options.stacked) { - var valuesPerType = {}; - var hasPositiveValues = false; - var hasNegativeValues = false; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (valuesPerType[dataset.type] === undefined) { - valuesPerType[dataset.type] = { - positiveValues: [], - negativeValues: [] - }; - } - - // Store these per type - var positiveValues = valuesPerType[dataset.type].positiveValues; - var negativeValues = valuesPerType[dataset.type].negativeValues; - - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - positiveValues[index] = positiveValues[index] || 0; - negativeValues[index] = negativeValues[index] || 0; - - if (this.options.relativePoints) { - positiveValues[index] = 100; - } else { - if (value < 0) { - hasNegativeValues = true; - negativeValues[index] += value; - } else { - hasPositiveValues = true; - positiveValues[index] += value; - } - } - }, this); - } - }, this); - - helpers.each(valuesPerType, function(valuesForType) { - var values = valuesForType.positiveValues.concat(valuesForType.negativeValues); - var minVal = helpers.min(values); - var maxVal = helpers.max(values); - this.min = this.min === null ? minVal : Math.min(this.min, minVal); - this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); - }, this); - - } else { - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - } - - // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, - // do nothing since that would make the chart weird. If the user really wants a weird chart - // axis, they can manually override it - if (this.options.ticks.beginAtZero) { - var minSign = helpers.sign(this.min); - var maxSign = helpers.sign(this.max); - - if (minSign < 0 && maxSign < 0) { - // move the top up to 0 - this.max = 0; - } else if (minSign > 0 && maxSign > 0) { - // move the botttom down to 0 - this.min = 0; - } - } - - if (this.options.ticks.min !== undefined) { - this.min = this.options.ticks.min; - } else if (this.options.ticks.suggestedMin !== undefined) { - this.min = Math.min(this.min, this.options.ticks.suggestedMin); - } - - if (this.options.ticks.max !== undefined) { - this.max = this.options.ticks.max; - } else if (this.options.ticks.suggestedMax !== undefined) { - this.max = Math.max(this.max, this.options.ticks.suggestedMax); - } - - if (this.min === this.max) { - this.min--; - this.max++; - } - }, - buildTicks: function() { - - // Then calulate the ticks - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - - var maxTicks; - - if (this.isHorizontal()) { - maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.width / 50)); - } else { - // The factor of 2 used to scale the font size has been experimentally determined. - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.height / (2 * tickFontSize))); - } - - // Make sure we always have at least 2 ticks - maxTicks = Math.max(2, maxTicks); - - // To get a "nice" value for the tick spacing, we will use the appropriately named - // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks - // for details. - - var spacing; - var fixedStepSizeSet = (this.options.ticks.fixedStepSize && this.options.ticks.fixedStepSize > 0) || (this.options.ticks.stepSize && this.options.ticks.stepSize > 0); - if (fixedStepSizeSet) { - spacing = helpers.getValueOrDefault(this.options.ticks.fixedStepSize, this.options.ticks.stepSize); - } else { - var niceRange = helpers.niceNum(this.max - this.min, false); - spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); - } - var niceMin = Math.floor(this.min / spacing) * spacing; - var niceMax = Math.ceil(this.max / spacing) * spacing; - var numSpaces = (niceMax - niceMin) / spacing; - - // If very close to our rounded value, use it. - if (helpers.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) { - numSpaces = Math.round(numSpaces); - } else { - numSpaces = Math.ceil(numSpaces); - } - - // Put the values into the ticks array - this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); - for (var j = 1; j < numSpaces; ++j) { - this.ticks.push(niceMin + (j * spacing)); - } - this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); - - if (this.options.position === "left" || this.options.position === "right") { - // We are in a vertical orientation. The top value is the highest. So reverse the array - this.ticks.reverse(); - } - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - }, - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - convertTicksToLabels: function() { - this.ticksAsNumbers = this.ticks.slice(); - this.zeroLineIndex = this.ticks.indexOf(0); - - Chart.Scale.prototype.convertTicksToLabels.call(this); - }, - // Utils - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - // This must be called after fit has been run so that - // this.left, this.top, this.right, and this.bottom have been defined - var rightValue = +this.getRightValue(value); - var pixel; - var range = this.end - this.start; - - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - pixel = this.left + (innerWidth / range * (rightValue - this.start)); - return Math.round(pixel + this.paddingLeft); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (rightValue - this.start)); - return Math.round(pixel); - } - }, - getPixelForTick: function(index, includeOffset) { - return this.getPixelForValue(this.ticksAsNumbers[index], null, null, includeOffset); - } - }); - Chart.scaleService.registerScaleType("linear", LinearScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + position: "left", + ticks: { + callback: function(tickValue, index, ticks) { + var delta = ticks[1] - ticks[0]; + + // If we have a number like 2.5 as the delta, figure out how many decimal places we need + if (Math.abs(delta) > 1) { + if (tickValue !== Math.floor(tickValue)) { + // not an integer + delta = tickValue - Math.floor(tickValue); + } + } + + var logDelta = helpers.log10(Math.abs(delta)); + var tickString = ''; + + if (tickValue !== 0) { + var numDecimal = -1 * Math.floor(logDelta); + numDecimal = Math.max(Math.min(numDecimal, 20), 0); // toFixed has a max of 20 decimal places + tickString = tickValue.toFixed(numDecimal); + } else { + tickString = '0'; // never show decimal places for 0 + } + + return tickString; + } + } + }; + + var LinearScale = Chart.Scale.extend({ + determineDataLimits: function() { + // First Calculate the range + this.min = null; + this.max = null; + + if (this.options.stacked) { + var valuesPerType = {}; + var hasPositiveValues = false; + var hasNegativeValues = false; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (valuesPerType[dataset.type] === undefined) { + valuesPerType[dataset.type] = { + positiveValues: [], + negativeValues: [] + }; + } + + // Store these per type + var positiveValues = valuesPerType[dataset.type].positiveValues; + var negativeValues = valuesPerType[dataset.type].negativeValues; + + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + positiveValues[index] = positiveValues[index] || 0; + negativeValues[index] = negativeValues[index] || 0; + + if (this.options.relativePoints) { + positiveValues[index] = 100; + } else { + if (value < 0) { + hasNegativeValues = true; + negativeValues[index] += value; + } else { + hasPositiveValues = true; + positiveValues[index] += value; + } + } + }, this); + } + }, this); + + helpers.each(valuesPerType, function(valuesForType) { + var values = valuesForType.positiveValues.concat(valuesForType.negativeValues); + var minVal = helpers.min(values); + var maxVal = helpers.max(values); + this.min = this.min === null ? minVal : Math.min(this.min, minVal); + this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); + }, this); + + } else { + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + } + + // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, + // do nothing since that would make the chart weird. If the user really wants a weird chart + // axis, they can manually override it + if (this.options.ticks.beginAtZero) { + var minSign = helpers.sign(this.min); + var maxSign = helpers.sign(this.max); + + if (minSign < 0 && maxSign < 0) { + // move the top up to 0 + this.max = 0; + } else if (minSign > 0 && maxSign > 0) { + // move the botttom down to 0 + this.min = 0; + } + } + + if (this.options.ticks.min !== undefined) { + this.min = this.options.ticks.min; + } else if (this.options.ticks.suggestedMin !== undefined) { + this.min = Math.min(this.min, this.options.ticks.suggestedMin); + } + + if (this.options.ticks.max !== undefined) { + this.max = this.options.ticks.max; + } else if (this.options.ticks.suggestedMax !== undefined) { + this.max = Math.max(this.max, this.options.ticks.suggestedMax); + } + + if (this.min === this.max) { + this.min--; + this.max++; + } + }, + buildTicks: function() { + + // Then calulate the ticks + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + + var maxTicks; + + if (this.isHorizontal()) { + maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.width / 50)); + } else { + // The factor of 2 used to scale the font size has been experimentally determined. + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.height / (2 * tickFontSize))); + } + + // Make sure we always have at least 2 ticks + maxTicks = Math.max(2, maxTicks); + + // To get a "nice" value for the tick spacing, we will use the appropriately named + // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks + // for details. + + var spacing; + var fixedStepSizeSet = (this.options.ticks.fixedStepSize && this.options.ticks.fixedStepSize > 0) || (this.options.ticks.stepSize && this.options.ticks.stepSize > 0); + if (fixedStepSizeSet) { + spacing = helpers.getValueOrDefault(this.options.ticks.fixedStepSize, this.options.ticks.stepSize); + } else { + var niceRange = helpers.niceNum(this.max - this.min, false); + spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); + } + var niceMin = Math.floor(this.min / spacing) * spacing; + var niceMax = Math.ceil(this.max / spacing) * spacing; + var numSpaces = (niceMax - niceMin) / spacing; + + // If very close to our rounded value, use it. + if (helpers.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) { + numSpaces = Math.round(numSpaces); + } else { + numSpaces = Math.ceil(numSpaces); + } + + // Put the values into the ticks array + this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); + for (var j = 1; j < numSpaces; ++j) { + this.ticks.push(niceMin + (j * spacing)); + } + this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); + + if (this.options.position === "left" || this.options.position === "right") { + // We are in a vertical orientation. The top value is the highest. So reverse the array + this.ticks.reverse(); + } + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + convertTicksToLabels: function() { + this.ticksAsNumbers = this.ticks.slice(); + this.zeroLineIndex = this.ticks.indexOf(0); + + Chart.Scale.prototype.convertTicksToLabels.call(this); + }, + // Utils + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + // This must be called after fit has been run so that + // this.left, this.top, this.right, and this.bottom have been defined + var rightValue = +this.getRightValue(value); + var pixel; + var range = this.end - this.start; + + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + pixel = this.left + (innerWidth / range * (rightValue - this.start)); + return Math.round(pixel + this.paddingLeft); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (rightValue - this.start)); + return Math.round(pixel); + } + }, + getPixelForTick: function(index, includeOffset) { + return this.getPixelForValue(this.ticksAsNumbers[index], null, null, includeOffset); + } + }); + Chart.scaleService.registerScaleType("linear", LinearScale, defaultConfig); + }; },{}],39:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - position: "left", - - // label settings - ticks: { - callback: function(value, index, arr) { - var remain = value / (Math.pow(10, Math.floor(Chart.helpers.log10(value)))); - - if (remain === 1 || remain === 2 || remain === 5 || index === 0 || index === arr.length - 1) { - return value.toExponential(); - } else { - return ''; - } - } - } - }; - - var LogarithmicScale = Chart.Scale.extend({ - determineDataLimits: function() { - // Calculate Range - this.min = null; - this.max = null; - - if (this.options.stacked) { - var valuesPerType = {}; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - if (valuesPerType[dataset.type] === undefined) { - valuesPerType[dataset.type] = []; - } - - helpers.each(dataset.data, function(rawValue, index) { - var values = valuesPerType[dataset.type]; - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - values[index] = values[index] || 0; - - if (this.options.relativePoints) { - values[index] = 100; - } else { - // Don't need to split positive and negative since the log scale can't handle a 0 crossing - values[index] += value; - } - }, this); - } - }, this); - - helpers.each(valuesPerType, function(valuesForType) { - var minVal = helpers.min(valuesForType); - var maxVal = helpers.max(valuesForType); - this.min = this.min === null ? minVal : Math.min(this.min, minVal); - this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); - }, this); - - } else { - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - } - - this.min = this.options.ticks.min !== undefined ? this.options.ticks.min : this.min; - this.max = this.options.ticks.max !== undefined ? this.options.ticks.max : this.max; - - if (this.min === this.max) { - if (this.min !== 0 && this.min !== null) { - this.min = Math.pow(10, Math.floor(helpers.log10(this.min)) - 1); - this.max = Math.pow(10, Math.floor(helpers.log10(this.max)) + 1); - } else { - this.min = 1; - this.max = 10; - } - } - }, - buildTicks: function() { - // Reset the ticks array. Later on, we will draw a grid line at these positions - // The array simply contains the numerical value of the spots where ticks will be - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - - var tickVal = this.options.ticks.min !== undefined ? this.options.ticks.min : Math.pow(10, Math.floor(helpers.log10(this.min))); - - while (tickVal < this.max) { - this.ticks.push(tickVal); - - var exp = Math.floor(helpers.log10(tickVal)); - var significand = Math.floor(tickVal / Math.pow(10, exp)) + 1; - - if (significand === 10) { - significand = 1; - ++exp; - } - - tickVal = significand * Math.pow(10, exp); - } - - var lastTick = this.options.ticks.max !== undefined ? this.options.ticks.max : tickVal; - this.ticks.push(lastTick); - - if (this.options.position === "left" || this.options.position === "right") { - // We are in a vertical orientation. The top value is the highest. So reverse the array - this.ticks.reverse(); - } - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - }, - convertTicksToLabels: function() { - this.tickValues = this.ticks.slice(); - - Chart.Scale.prototype.convertTicksToLabels.call(this); - }, - // Get the correct tooltip label - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - getPixelForTick: function(index, includeOffset) { - return this.getPixelForValue(this.tickValues[index], null, null, includeOffset); - }, - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - var pixel; - - var newVal = +this.getRightValue(value); - var range = helpers.log10(this.end) - helpers.log10(this.start); - - if (this.isHorizontal()) { - - if (newVal === 0) { - pixel = this.left + this.paddingLeft; - } else { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - pixel = this.left + (innerWidth / range * (helpers.log10(newVal) - helpers.log10(this.start))); - pixel += this.paddingLeft; - } - } else { - // Bottom - top since pixels increase downard on a screen - if (newVal === 0) { - pixel = this.top + this.paddingTop; - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (helpers.log10(newVal) - helpers.log10(this.start))); - } - } - - return pixel; - } - - }); - Chart.scaleService.registerScaleType("logarithmic", LogarithmicScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + position: "left", + + // label settings + ticks: { + callback: function(value, index, arr) { + var remain = value / (Math.pow(10, Math.floor(Chart.helpers.log10(value)))); + + if (remain === 1 || remain === 2 || remain === 5 || index === 0 || index === arr.length - 1) { + return value.toExponential(); + } else { + return ''; + } + } + } + }; + + var LogarithmicScale = Chart.Scale.extend({ + determineDataLimits: function() { + // Calculate Range + this.min = null; + this.max = null; + + if (this.options.stacked) { + var valuesPerType = {}; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + if (valuesPerType[dataset.type] === undefined) { + valuesPerType[dataset.type] = []; + } + + helpers.each(dataset.data, function(rawValue, index) { + var values = valuesPerType[dataset.type]; + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + values[index] = values[index] || 0; + + if (this.options.relativePoints) { + values[index] = 100; + } else { + // Don't need to split positive and negative since the log scale can't handle a 0 crossing + values[index] += value; + } + }, this); + } + }, this); + + helpers.each(valuesPerType, function(valuesForType) { + var minVal = helpers.min(valuesForType); + var maxVal = helpers.max(valuesForType); + this.min = this.min === null ? minVal : Math.min(this.min, minVal); + this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); + }, this); + + } else { + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + } + + this.min = this.options.ticks.min !== undefined ? this.options.ticks.min : this.min; + this.max = this.options.ticks.max !== undefined ? this.options.ticks.max : this.max; + + if (this.min === this.max) { + if (this.min !== 0 && this.min !== null) { + this.min = Math.pow(10, Math.floor(helpers.log10(this.min)) - 1); + this.max = Math.pow(10, Math.floor(helpers.log10(this.max)) + 1); + } else { + this.min = 1; + this.max = 10; + } + } + }, + buildTicks: function() { + // Reset the ticks array. Later on, we will draw a grid line at these positions + // The array simply contains the numerical value of the spots where ticks will be + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + + var tickVal = this.options.ticks.min !== undefined ? this.options.ticks.min : Math.pow(10, Math.floor(helpers.log10(this.min))); + + while (tickVal < this.max) { + this.ticks.push(tickVal); + + var exp = Math.floor(helpers.log10(tickVal)); + var significand = Math.floor(tickVal / Math.pow(10, exp)) + 1; + + if (significand === 10) { + significand = 1; + ++exp; + } + + tickVal = significand * Math.pow(10, exp); + } + + var lastTick = this.options.ticks.max !== undefined ? this.options.ticks.max : tickVal; + this.ticks.push(lastTick); + + if (this.options.position === "left" || this.options.position === "right") { + // We are in a vertical orientation. The top value is the highest. So reverse the array + this.ticks.reverse(); + } + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + }, + convertTicksToLabels: function() { + this.tickValues = this.ticks.slice(); + + Chart.Scale.prototype.convertTicksToLabels.call(this); + }, + // Get the correct tooltip label + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + getPixelForTick: function(index, includeOffset) { + return this.getPixelForValue(this.tickValues[index], null, null, includeOffset); + }, + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + var pixel; + + var newVal = +this.getRightValue(value); + var range = helpers.log10(this.end) - helpers.log10(this.start); + + if (this.isHorizontal()) { + + if (newVal === 0) { + pixel = this.left + this.paddingLeft; + } else { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + pixel = this.left + (innerWidth / range * (helpers.log10(newVal) - helpers.log10(this.start))); + pixel += this.paddingLeft; + } + } else { + // Bottom - top since pixels increase downard on a screen + if (newVal === 0) { + pixel = this.top + this.paddingTop; + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (helpers.log10(newVal) - helpers.log10(this.start))); + } + } + + return pixel; + } + + }); + Chart.scaleService.registerScaleType("logarithmic", LogarithmicScale, defaultConfig); + }; },{}],40:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - display: true, - - //Boolean - Whether to animate scaling the chart from the centre - animate: true, - lineArc: false, - position: "chartArea", - - angleLines: { - display: true, - color: "rgba(0, 0, 0, 0.1)", - lineWidth: 1 - }, - - // label settings - ticks: { - //Boolean - Show a backdrop to the scale label - showLabelBackdrop: true, - - //String - The colour of the label backdrop - backdropColor: "rgba(255,255,255,0.75)", - - //Number - The backdrop padding above & below the label in pixels - backdropPaddingY: 2, - - //Number - The backdrop padding to the side of the label in pixels - backdropPaddingX: 2 - }, - - pointLabels: { - //Number - Point label font size in pixels - fontSize: 10, - - //Function - Used to convert point labels - callback: function(label) { - return label; - } - } - }; - - var LinearRadialScale = Chart.Scale.extend({ - getValueCount: function() { - return this.chart.data.labels.length; - }, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - this.width = this.maxWidth; - this.height = this.maxHeight; - this.xCenter = Math.round(this.width / 2); - this.yCenter = Math.round(this.height / 2); - - var minSize = helpers.min([this.height, this.width]); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - this.drawingArea = (this.options.display) ? (minSize / 2) - (tickFontSize / 2 + this.options.ticks.backdropPaddingY) : (minSize / 2); - }, - determineDataLimits: function() { - this.min = null; - this.max = null; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - - // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, - // do nothing since that would make the chart weird. If the user really wants a weird chart - // axis, they can manually override it - if (this.options.ticks.beginAtZero) { - var minSign = helpers.sign(this.min); - var maxSign = helpers.sign(this.max); - - if (minSign < 0 && maxSign < 0) { - // move the top up to 0 - this.max = 0; - } else if (minSign > 0 && maxSign > 0) { - // move the botttom down to 0 - this.min = 0; - } - } - - if (this.options.ticks.min !== undefined) { - this.min = this.options.ticks.min; - } else if (this.options.ticks.suggestedMin !== undefined) { - this.min = Math.min(this.min, this.options.ticks.suggestedMin); - } - - if (this.options.ticks.max !== undefined) { - this.max = this.options.ticks.max; - } else if (this.options.ticks.suggestedMax !== undefined) { - this.max = Math.max(this.max, this.options.ticks.suggestedMax); - } - - if (this.min === this.max) { - this.min--; - this.max++; - } - }, - buildTicks: function() { - - - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.drawingArea / (1.5 * tickFontSize))); - maxTicks = Math.max(2, maxTicks); // Make sure we always have at least 2 ticks - - // To get a "nice" value for the tick spacing, we will use the appropriately named - // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks - // for details. - - var niceRange = helpers.niceNum(this.max - this.min, false); - var spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); - var niceMin = Math.floor(this.min / spacing) * spacing; - var niceMax = Math.ceil(this.max / spacing) * spacing; - - var numSpaces = Math.ceil((niceMax - niceMin) / spacing); - - // Put the values into the ticks array - this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); - for (var j = 1; j < numSpaces; ++j) { - this.ticks.push(niceMin + (j * spacing)); - } - this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - - this.zeroLineIndex = this.ticks.indexOf(0); - }, - convertTicksToLabels: function() { - Chart.Scale.prototype.convertTicksToLabels.call(this); - - // Point labels - this.pointLabels = this.chart.data.labels.map(this.options.pointLabels.callback, this); - }, - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - fit: function() { - /* - * Right, this is really confusing and there is a lot of maths going on here - * The gist of the problem is here: https://gist.github.com/nnnick/696cc9c55f4b0beb8fe9 - * - * Reaction: https://dl.dropboxusercontent.com/u/34601363/toomuchscience.gif - * - * Solution: - * - * We assume the radius of the polygon is half the size of the canvas at first - * at each index we check if the text overlaps. - * - * Where it does, we store that angle and that index. - * - * After finding the largest index and angle we calculate how much we need to remove - * from the shape radius to move the point inwards by that x. - * - * We average the left and right distances to get the maximum shape radius that can fit in the box - * along with labels. - * - * Once we have that, we can find the centre point for the chart, by taking the x text protrusion - * on each side, removing that from the size, halving it and adding the left x protrusion width. - * - * This will mean we have a shape fitted to the canvas, as large as it can be with the labels - * and position it in the most space efficient manner - * - * https://dl.dropboxusercontent.com/u/34601363/yeahscience.gif - */ - - var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); - var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); - var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); - var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); - - // Get maximum radius of the polygon. Either half the height (minus the text width) or half the width. - // Use this to calculate the offset + change. - Make sure L/R protrusion is at least 0 to stop issues with centre points - var largestPossibleRadius = helpers.min([(this.height / 2 - pointLabelFontSize - 5), this.width / 2]), - pointPosition, - i, - textWidth, - halfTextWidth, - furthestRight = this.width, - furthestRightIndex, - furthestRightAngle, - furthestLeft = 0, - furthestLeftIndex, - furthestLeftAngle, - xProtrusionLeft, - xProtrusionRight, - radiusReductionRight, - radiusReductionLeft, - maxWidthRadius; - this.ctx.font = pointLabeFont; - - for (i = 0; i < this.getValueCount(); i++) { - // 5px to space the text slightly out - similar to what we do in the draw function. - pointPosition = this.getPointPosition(i, largestPossibleRadius); - textWidth = this.ctx.measureText(this.pointLabels[i] ? this.pointLabels[i] : '').width + 5; - if (i === 0 || i === this.getValueCount() / 2) { - // If we're at index zero, or exactly the middle, we're at exactly the top/bottom - // of the radar chart, so text will be aligned centrally, so we'll half it and compare - // w/left and right text sizes - halfTextWidth = textWidth / 2; - if (pointPosition.x + halfTextWidth > furthestRight) { - furthestRight = pointPosition.x + halfTextWidth; - furthestRightIndex = i; - } - if (pointPosition.x - halfTextWidth < furthestLeft) { - furthestLeft = pointPosition.x - halfTextWidth; - furthestLeftIndex = i; - } - } else if (i < this.getValueCount() / 2) { - // Less than half the values means we'll left align the text - if (pointPosition.x + textWidth > furthestRight) { - furthestRight = pointPosition.x + textWidth; - furthestRightIndex = i; - } - } else if (i > this.getValueCount() / 2) { - // More than half the values means we'll right align the text - if (pointPosition.x - textWidth < furthestLeft) { - furthestLeft = pointPosition.x - textWidth; - furthestLeftIndex = i; - } - } - } - - xProtrusionLeft = furthestLeft; - xProtrusionRight = Math.ceil(furthestRight - this.width); - - furthestRightAngle = this.getIndexAngle(furthestRightIndex); - furthestLeftAngle = this.getIndexAngle(furthestLeftIndex); - - radiusReductionRight = xProtrusionRight / Math.sin(furthestRightAngle + Math.PI / 2); - radiusReductionLeft = xProtrusionLeft / Math.sin(furthestLeftAngle + Math.PI / 2); - - // Ensure we actually need to reduce the size of the chart - radiusReductionRight = (helpers.isNumber(radiusReductionRight)) ? radiusReductionRight : 0; - radiusReductionLeft = (helpers.isNumber(radiusReductionLeft)) ? radiusReductionLeft : 0; - - this.drawingArea = Math.round(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2); - this.setCenterPoint(radiusReductionLeft, radiusReductionRight); - }, - setCenterPoint: function(leftMovement, rightMovement) { - - var maxRight = this.width - rightMovement - this.drawingArea, - maxLeft = leftMovement + this.drawingArea; - - this.xCenter = Math.round(((maxLeft + maxRight) / 2) + this.left); - // Always vertically in the centre as the text height doesn't change - this.yCenter = Math.round((this.height / 2) + this.top); - }, - - getIndexAngle: function(index) { - var angleMultiplier = (Math.PI * 2) / this.getValueCount(); - // Start from the top instead of right, so remove a quarter of the circle - - return index * angleMultiplier - (Math.PI / 2); - }, - getDistanceFromCenterForValue: function(value) { - if (value === null) { - return 0; // null always in center - } - - // Take into account half font size + the yPadding of the top value - var scalingFactor = this.drawingArea / (this.max - this.min); - if (this.options.reverse) { - return (this.max - value) * scalingFactor; - } else { - return (value - this.min) * scalingFactor; - } - }, - getPointPosition: function(index, distanceFromCenter) { - var thisAngle = this.getIndexAngle(index); - return { - x: Math.round(Math.cos(thisAngle) * distanceFromCenter) + this.xCenter, - y: Math.round(Math.sin(thisAngle) * distanceFromCenter) + this.yCenter - }; - }, - getPointPositionForValue: function(index, value) { - return this.getPointPosition(index, this.getDistanceFromCenterForValue(value)); - }, - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - helpers.each(this.ticks, function(label, index) { - // Don't draw a centre value (if it is minimum) - if (index > 0 || this.options.reverse) { - var yCenterOffset = this.getDistanceFromCenterForValue(this.ticks[index]); - var yHeight = this.yCenter - yCenterOffset; - - // Draw circular lines around the scale - if (this.options.gridLines.display) { - ctx.strokeStyle = this.options.gridLines.color; - ctx.lineWidth = this.options.gridLines.lineWidth; - - if (this.options.lineArc) { - // Draw circular arcs between the points - ctx.beginPath(); - ctx.arc(this.xCenter, this.yCenter, yCenterOffset, 0, Math.PI * 2); - ctx.closePath(); - ctx.stroke(); - } else { - // Draw straight lines connecting each index - ctx.beginPath(); - for (var i = 0; i < this.getValueCount(); i++) { - var pointPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.ticks[index])); - if (i === 0) { - ctx.moveTo(pointPosition.x, pointPosition.y); - } else { - ctx.lineTo(pointPosition.x, pointPosition.y); - } - } - ctx.closePath(); - ctx.stroke(); - } - } - - if (this.options.ticks.display) { - var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - ctx.font = tickLabelFont; - - if (this.options.ticks.showLabelBackdrop) { - var labelWidth = ctx.measureText(label).width; - ctx.fillStyle = this.options.ticks.backdropColor; - ctx.fillRect( - this.xCenter - labelWidth / 2 - this.options.ticks.backdropPaddingX, - yHeight - tickFontSize / 2 - this.options.ticks.backdropPaddingY, - labelWidth + this.options.ticks.backdropPaddingX * 2, - tickFontSize + this.options.ticks.backdropPaddingY * 2 - ); - } - - ctx.textAlign = 'center'; - ctx.textBaseline = "middle"; - ctx.fillStyle = tickFontColor; - ctx.fillText(label, this.xCenter, yHeight); - } - } - }, this); - - if (!this.options.lineArc) { - ctx.lineWidth = this.options.angleLines.lineWidth; - ctx.strokeStyle = this.options.angleLines.color; - - for (var i = this.getValueCount() - 1; i >= 0; i--) { - if (this.options.angleLines.display) { - var outerPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max)); - ctx.beginPath(); - ctx.moveTo(this.xCenter, this.yCenter); - ctx.lineTo(outerPosition.x, outerPosition.y); - ctx.stroke(); - ctx.closePath(); - } - // Extra 3px out for some label spacing - var pointLabelPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max) + 5); - - var pointLabelFontColor = helpers.getValueOrDefault(this.options.pointLabels.fontColor, Chart.defaults.global.defaultFontColor); - var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); - var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); - var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); - var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); - - ctx.font = pointLabeFont; - ctx.fillStyle = pointLabelFontColor; - - var labelsCount = this.pointLabels.length, - halfLabelsCount = this.pointLabels.length / 2, - quarterLabelsCount = halfLabelsCount / 2, - upperHalf = (i < quarterLabelsCount || i > labelsCount - quarterLabelsCount), - exactQuarter = (i === quarterLabelsCount || i === labelsCount - quarterLabelsCount); - if (i === 0) { - ctx.textAlign = 'center'; - } else if (i === halfLabelsCount) { - ctx.textAlign = 'center'; - } else if (i < halfLabelsCount) { - ctx.textAlign = 'left'; - } else { - ctx.textAlign = 'right'; - } - - // Set the correct text baseline based on outer positioning - if (exactQuarter) { - ctx.textBaseline = 'middle'; - } else if (upperHalf) { - ctx.textBaseline = 'bottom'; - } else { - ctx.textBaseline = 'top'; - } - - ctx.fillText(this.pointLabels[i] ? this.pointLabels[i] : '', pointLabelPosition.x, pointLabelPosition.y); - } - } - } - } - }); - Chart.scaleService.registerScaleType("radialLinear", LinearRadialScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + display: true, + + //Boolean - Whether to animate scaling the chart from the centre + animate: true, + lineArc: false, + position: "chartArea", + + angleLines: { + display: true, + color: "rgba(0, 0, 0, 0.1)", + lineWidth: 1 + }, + + // label settings + ticks: { + //Boolean - Show a backdrop to the scale label + showLabelBackdrop: true, + + //String - The colour of the label backdrop + backdropColor: "rgba(255,255,255,0.75)", + + //Number - The backdrop padding above & below the label in pixels + backdropPaddingY: 2, + + //Number - The backdrop padding to the side of the label in pixels + backdropPaddingX: 2 + }, + + pointLabels: { + //Number - Point label font size in pixels + fontSize: 10, + + //Function - Used to convert point labels + callback: function(label) { + return label; + } + } + }; + + var LinearRadialScale = Chart.Scale.extend({ + getValueCount: function() { + return this.chart.data.labels.length; + }, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + this.width = this.maxWidth; + this.height = this.maxHeight; + this.xCenter = Math.round(this.width / 2); + this.yCenter = Math.round(this.height / 2); + + var minSize = helpers.min([this.height, this.width]); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + this.drawingArea = (this.options.display) ? (minSize / 2) - (tickFontSize / 2 + this.options.ticks.backdropPaddingY) : (minSize / 2); + }, + determineDataLimits: function() { + this.min = null; + this.max = null; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + + // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, + // do nothing since that would make the chart weird. If the user really wants a weird chart + // axis, they can manually override it + if (this.options.ticks.beginAtZero) { + var minSign = helpers.sign(this.min); + var maxSign = helpers.sign(this.max); + + if (minSign < 0 && maxSign < 0) { + // move the top up to 0 + this.max = 0; + } else if (minSign > 0 && maxSign > 0) { + // move the botttom down to 0 + this.min = 0; + } + } + + if (this.options.ticks.min !== undefined) { + this.min = this.options.ticks.min; + } else if (this.options.ticks.suggestedMin !== undefined) { + this.min = Math.min(this.min, this.options.ticks.suggestedMin); + } + + if (this.options.ticks.max !== undefined) { + this.max = this.options.ticks.max; + } else if (this.options.ticks.suggestedMax !== undefined) { + this.max = Math.max(this.max, this.options.ticks.suggestedMax); + } + + if (this.min === this.max) { + this.min--; + this.max++; + } + }, + buildTicks: function() { + + + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.drawingArea / (1.5 * tickFontSize))); + maxTicks = Math.max(2, maxTicks); // Make sure we always have at least 2 ticks + + // To get a "nice" value for the tick spacing, we will use the appropriately named + // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks + // for details. + + var niceRange = helpers.niceNum(this.max - this.min, false); + var spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); + var niceMin = Math.floor(this.min / spacing) * spacing; + var niceMax = Math.ceil(this.max / spacing) * spacing; + + var numSpaces = Math.ceil((niceMax - niceMin) / spacing); + + // Put the values into the ticks array + this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); + for (var j = 1; j < numSpaces; ++j) { + this.ticks.push(niceMin + (j * spacing)); + } + this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + + this.zeroLineIndex = this.ticks.indexOf(0); + }, + convertTicksToLabels: function() { + Chart.Scale.prototype.convertTicksToLabels.call(this); + + // Point labels + this.pointLabels = this.chart.data.labels.map(this.options.pointLabels.callback, this); + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + fit: function() { + /* + * Right, this is really confusing and there is a lot of maths going on here + * The gist of the problem is here: https://gist.github.com/nnnick/696cc9c55f4b0beb8fe9 + * + * Reaction: https://dl.dropboxusercontent.com/u/34601363/toomuchscience.gif + * + * Solution: + * + * We assume the radius of the polygon is half the size of the canvas at first + * at each index we check if the text overlaps. + * + * Where it does, we store that angle and that index. + * + * After finding the largest index and angle we calculate how much we need to remove + * from the shape radius to move the point inwards by that x. + * + * We average the left and right distances to get the maximum shape radius that can fit in the box + * along with labels. + * + * Once we have that, we can find the centre point for the chart, by taking the x text protrusion + * on each side, removing that from the size, halving it and adding the left x protrusion width. + * + * This will mean we have a shape fitted to the canvas, as large as it can be with the labels + * and position it in the most space efficient manner + * + * https://dl.dropboxusercontent.com/u/34601363/yeahscience.gif + */ + + var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); + var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); + var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); + var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); + + // Get maximum radius of the polygon. Either half the height (minus the text width) or half the width. + // Use this to calculate the offset + change. - Make sure L/R protrusion is at least 0 to stop issues with centre points + var largestPossibleRadius = helpers.min([(this.height / 2 - pointLabelFontSize - 5), this.width / 2]), + pointPosition, + i, + textWidth, + halfTextWidth, + furthestRight = this.width, + furthestRightIndex, + furthestRightAngle, + furthestLeft = 0, + furthestLeftIndex, + furthestLeftAngle, + xProtrusionLeft, + xProtrusionRight, + radiusReductionRight, + radiusReductionLeft, + maxWidthRadius; + this.ctx.font = pointLabeFont; + + for (i = 0; i < this.getValueCount(); i++) { + // 5px to space the text slightly out - similar to what we do in the draw function. + pointPosition = this.getPointPosition(i, largestPossibleRadius); + textWidth = this.ctx.measureText(this.pointLabels[i] ? this.pointLabels[i] : '').width + 5; + if (i === 0 || i === this.getValueCount() / 2) { + // If we're at index zero, or exactly the middle, we're at exactly the top/bottom + // of the radar chart, so text will be aligned centrally, so we'll half it and compare + // w/left and right text sizes + halfTextWidth = textWidth / 2; + if (pointPosition.x + halfTextWidth > furthestRight) { + furthestRight = pointPosition.x + halfTextWidth; + furthestRightIndex = i; + } + if (pointPosition.x - halfTextWidth < furthestLeft) { + furthestLeft = pointPosition.x - halfTextWidth; + furthestLeftIndex = i; + } + } else if (i < this.getValueCount() / 2) { + // Less than half the values means we'll left align the text + if (pointPosition.x + textWidth > furthestRight) { + furthestRight = pointPosition.x + textWidth; + furthestRightIndex = i; + } + } else if (i > this.getValueCount() / 2) { + // More than half the values means we'll right align the text + if (pointPosition.x - textWidth < furthestLeft) { + furthestLeft = pointPosition.x - textWidth; + furthestLeftIndex = i; + } + } + } + + xProtrusionLeft = furthestLeft; + xProtrusionRight = Math.ceil(furthestRight - this.width); + + furthestRightAngle = this.getIndexAngle(furthestRightIndex); + furthestLeftAngle = this.getIndexAngle(furthestLeftIndex); + + radiusReductionRight = xProtrusionRight / Math.sin(furthestRightAngle + Math.PI / 2); + radiusReductionLeft = xProtrusionLeft / Math.sin(furthestLeftAngle + Math.PI / 2); + + // Ensure we actually need to reduce the size of the chart + radiusReductionRight = (helpers.isNumber(radiusReductionRight)) ? radiusReductionRight : 0; + radiusReductionLeft = (helpers.isNumber(radiusReductionLeft)) ? radiusReductionLeft : 0; + + this.drawingArea = Math.round(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2); + this.setCenterPoint(radiusReductionLeft, radiusReductionRight); + }, + setCenterPoint: function(leftMovement, rightMovement) { + + var maxRight = this.width - rightMovement - this.drawingArea, + maxLeft = leftMovement + this.drawingArea; + + this.xCenter = Math.round(((maxLeft + maxRight) / 2) + this.left); + // Always vertically in the centre as the text height doesn't change + this.yCenter = Math.round((this.height / 2) + this.top); + }, + + getIndexAngle: function(index) { + var angleMultiplier = (Math.PI * 2) / this.getValueCount(); + // Start from the top instead of right, so remove a quarter of the circle + + return index * angleMultiplier - (Math.PI / 2); + }, + getDistanceFromCenterForValue: function(value) { + if (value === null) { + return 0; // null always in center + } + + // Take into account half font size + the yPadding of the top value + var scalingFactor = this.drawingArea / (this.max - this.min); + if (this.options.reverse) { + return (this.max - value) * scalingFactor; + } else { + return (value - this.min) * scalingFactor; + } + }, + getPointPosition: function(index, distanceFromCenter) { + var thisAngle = this.getIndexAngle(index); + return { + x: Math.round(Math.cos(thisAngle) * distanceFromCenter) + this.xCenter, + y: Math.round(Math.sin(thisAngle) * distanceFromCenter) + this.yCenter + }; + }, + getPointPositionForValue: function(index, value) { + return this.getPointPosition(index, this.getDistanceFromCenterForValue(value)); + }, + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + helpers.each(this.ticks, function(label, index) { + // Don't draw a centre value (if it is minimum) + if (index > 0 || this.options.reverse) { + var yCenterOffset = this.getDistanceFromCenterForValue(this.ticks[index]); + var yHeight = this.yCenter - yCenterOffset; + + // Draw circular lines around the scale + if (this.options.gridLines.display) { + ctx.strokeStyle = this.options.gridLines.color; + ctx.lineWidth = this.options.gridLines.lineWidth; + + if (this.options.lineArc) { + // Draw circular arcs between the points + ctx.beginPath(); + ctx.arc(this.xCenter, this.yCenter, yCenterOffset, 0, Math.PI * 2); + ctx.closePath(); + ctx.stroke(); + } else { + // Draw straight lines connecting each index + ctx.beginPath(); + for (var i = 0; i < this.getValueCount(); i++) { + var pointPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.ticks[index])); + if (i === 0) { + ctx.moveTo(pointPosition.x, pointPosition.y); + } else { + ctx.lineTo(pointPosition.x, pointPosition.y); + } + } + ctx.closePath(); + ctx.stroke(); + } + } + + if (this.options.ticks.display) { + var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + ctx.font = tickLabelFont; + + if (this.options.ticks.showLabelBackdrop) { + var labelWidth = ctx.measureText(label).width; + ctx.fillStyle = this.options.ticks.backdropColor; + ctx.fillRect( + this.xCenter - labelWidth / 2 - this.options.ticks.backdropPaddingX, + yHeight - tickFontSize / 2 - this.options.ticks.backdropPaddingY, + labelWidth + this.options.ticks.backdropPaddingX * 2, + tickFontSize + this.options.ticks.backdropPaddingY * 2 + ); + } + + ctx.textAlign = 'center'; + ctx.textBaseline = "middle"; + ctx.fillStyle = tickFontColor; + ctx.fillText(label, this.xCenter, yHeight); + } + } + }, this); + + if (!this.options.lineArc) { + ctx.lineWidth = this.options.angleLines.lineWidth; + ctx.strokeStyle = this.options.angleLines.color; + + for (var i = this.getValueCount() - 1; i >= 0; i--) { + if (this.options.angleLines.display) { + var outerPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max)); + ctx.beginPath(); + ctx.moveTo(this.xCenter, this.yCenter); + ctx.lineTo(outerPosition.x, outerPosition.y); + ctx.stroke(); + ctx.closePath(); + } + // Extra 3px out for some label spacing + var pointLabelPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max) + 5); + + var pointLabelFontColor = helpers.getValueOrDefault(this.options.pointLabels.fontColor, Chart.defaults.global.defaultFontColor); + var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); + var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); + var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); + var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); + + ctx.font = pointLabeFont; + ctx.fillStyle = pointLabelFontColor; + + var labelsCount = this.pointLabels.length, + halfLabelsCount = this.pointLabels.length / 2, + quarterLabelsCount = halfLabelsCount / 2, + upperHalf = (i < quarterLabelsCount || i > labelsCount - quarterLabelsCount), + exactQuarter = (i === quarterLabelsCount || i === labelsCount - quarterLabelsCount); + if (i === 0) { + ctx.textAlign = 'center'; + } else if (i === halfLabelsCount) { + ctx.textAlign = 'center'; + } else if (i < halfLabelsCount) { + ctx.textAlign = 'left'; + } else { + ctx.textAlign = 'right'; + } + + // Set the correct text baseline based on outer positioning + if (exactQuarter) { + ctx.textBaseline = 'middle'; + } else if (upperHalf) { + ctx.textBaseline = 'bottom'; + } else { + ctx.textBaseline = 'top'; + } + + ctx.fillText(this.pointLabels[i] ? this.pointLabels[i] : '', pointLabelPosition.x, pointLabelPosition.y); + } + } + } + } + }); + Chart.scaleService.registerScaleType("radialLinear", LinearRadialScale, defaultConfig); + }; },{}],41:[function(require,module,exports){ -/*global window: false */ -"use strict"; - -var moment = require('moment'); -moment = typeof(moment) === 'function' ? moment : window.moment; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - var time = { - units: [{ - name: 'millisecond', - steps: [1, 2, 5, 10, 20, 50, 100, 250, 500] - }, { - name: 'second', - steps: [1, 2, 5, 10, 30] - }, { - name: 'minute', - steps: [1, 2, 5, 10, 30] - }, { - name: 'hour', - steps: [1, 2, 3, 6, 12] - }, { - name: 'day', - steps: [1, 2, 5] - }, { - name: 'week', - maxStep: 4 - }, { - name: 'month', - maxStep: 3 - }, { - name: 'quarter', - maxStep: 4 - }, { - name: 'year', - maxStep: false - }] - }; - - var defaultConfig = { - position: "bottom", - - time: { - parser: false, // false == a pattern string from http://momentjs.com/docs/#/parsing/string-format/ or a custom callback that converts its argument to a moment - format: false, // DEPRECATED false == date objects, moment object, callback or a pattern string from http://momentjs.com/docs/#/parsing/string-format/ - unit: false, // false == automatic or override with week, month, year, etc. - round: false, // none, or override with week, month, year, etc. - displayFormat: false, // DEPRECATED - - // defaults to unit's corresponding unitFormat below or override using pattern string from http://momentjs.com/docs/#/displaying/format/ - displayFormats: { - 'millisecond': 'h:mm:ss.SSS a', // 11:20:01.123 AM, - 'second': 'h:mm:ss a', // 11:20:01 AM - 'minute': 'h:mm:ss a', // 11:20:01 AM - 'hour': 'MMM D, hA', // Sept 4, 5PM - 'day': 'll', // Sep 4 2015 - 'week': 'll', // Week 46, or maybe "[W]WW - YYYY" ? - 'month': 'MMM YYYY', // Sept 2015 - 'quarter': '[Q]Q - YYYY', // Q3 - 'year': 'YYYY' // 2015 - } - }, - ticks: { - autoSkip: false, - } - }; - - var TimeScale = Chart.Scale.extend({ - initialize: function() { - if (!moment) { - throw new Error('Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com'); - } - - Chart.Scale.prototype.initialize.call(this); - }, - getLabelMoment: function(datasetIndex, index) { - return this.labelMoments[datasetIndex][index]; - }, - determineDataLimits: function() { - this.labelMoments = []; - - // Only parse these once. If the dataset does not have data as x,y pairs, we will use - // these - var scaleLabelMoments = []; - if (this.chart.data.labels && this.chart.data.labels.length > 0) { - helpers.each(this.chart.data.labels, function(label, index) { - var labelMoment = this.parseTime(label); - if (this.options.time.round) { - labelMoment.startOf(this.options.time.round); - } - scaleLabelMoments.push(labelMoment); - }, this); - - this.firstTick = moment.min.call(this, scaleLabelMoments); - this.lastTick = moment.max.call(this, scaleLabelMoments); - } else { - this.firstTick = null; - this.lastTick = null; - } - - helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { - var momentsForDataset = []; - - if (typeof dataset.data[0] === 'object') { - helpers.each(dataset.data, function(value, index) { - var labelMoment = this.parseTime(this.getRightValue(value)); - if (this.options.time.round) { - labelMoment.startOf(this.options.time.round); - } - momentsForDataset.push(labelMoment); - - // May have gone outside the scale ranges, make sure we keep the first and last ticks updated - this.firstTick = this.firstTick !== null ? moment.min(this.firstTick, labelMoment) : labelMoment; - this.lastTick = this.lastTick !== null ? moment.max(this.lastTick, labelMoment) : labelMoment; - }, this); - } else { - // We have no labels. Use the ones from the scale - momentsForDataset = scaleLabelMoments; - } - - this.labelMoments.push(momentsForDataset); - }, this); - - // Set these after we've done all the data - if (this.options.time.min) { - this.firstTick = this.parseTime(this.options.time.min); - } - - if (this.options.time.max) { - this.lastTick = this.parseTime(this.options.time.max); - } - - // We will modify these, so clone for later - this.firstTick = (this.firstTick || moment()).clone(); - this.lastTick = (this.lastTick || moment()).clone(); - }, - buildTicks: function(index) { - - this.ticks = []; - this.unitScale = 1; // How much we scale the unit by, ie 2 means 2x unit per step - this.scaleSizeInUnits = 0; // How large the scale is in the base unit (seconds, minutes, etc) - - // Set unit override if applicable - if (this.options.time.unit) { - this.tickUnit = this.options.time.unit || 'day'; - this.displayFormat = this.options.time.displayFormats[this.tickUnit]; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, 1); - } else { - // Determine the smallest needed unit of the time - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var innerWidth = this.isHorizontal() ? this.width - (this.paddingLeft + this.paddingRight) : this.height - (this.paddingTop + this.paddingBottom); - - // Crude approximation of what the label length might be - var tempFirstLabel = this.tickFormatFunction(this.firstTick, 0, []); - var tickLabelWidth = tempFirstLabel.length * tickFontSize; - var cosRotation = Math.cos(helpers.toRadians(this.options.ticks.maxRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.options.ticks.maxRotation)); - tickLabelWidth = (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation); - var labelCapacity = innerWidth / (tickLabelWidth + 10); - - // Start as small as possible - this.tickUnit = 'millisecond'; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.displayFormat = this.options.time.displayFormats[this.tickUnit]; - - var unitDefinitionIndex = 0; - var unitDefinition = time.units[unitDefinitionIndex]; - - // While we aren't ideal and we don't have units left - while (unitDefinitionIndex < time.units.length) { - // Can we scale this unit. If `false` we can scale infinitely - this.unitScale = 1; - - if (helpers.isArray(unitDefinition.steps) && Math.ceil(this.scaleSizeInUnits / labelCapacity) < helpers.max(unitDefinition.steps)) { - // Use one of the prefedined steps - for (var idx = 0; idx < unitDefinition.steps.length; ++idx) { - if (unitDefinition.steps[idx] > Math.ceil(this.scaleSizeInUnits / labelCapacity)) { - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, unitDefinition.steps[idx]); - break; - } - } - - break; - } else if ((unitDefinition.maxStep === false) || (Math.ceil(this.scaleSizeInUnits / labelCapacity) < unitDefinition.maxStep)) { - // We have a max step. Scale this unit - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, Math.ceil(this.scaleSizeInUnits / labelCapacity)); - break; - } else { - // Move to the next unit up - ++unitDefinitionIndex; - unitDefinition = time.units[unitDefinitionIndex]; - - this.tickUnit = unitDefinition.name; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.displayFormat = this.options.time.displayFormats[unitDefinition.name]; - } - } - } - - var roundedStart; - - // Only round the first tick if we have no hard minimum - if (!this.options.time.min) { - this.firstTick.startOf(this.tickUnit); - roundedStart = this.firstTick; - } else { - roundedStart = this.firstTick.clone().startOf(this.tickUnit); - } - - // Only round the last tick if we have no hard maximum - if (!this.options.time.max) { - this.lastTick.endOf(this.tickUnit); - } - - this.smallestLabelSeparation = this.width; - - helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { - for (var i = 1; i < this.labelMoments[datasetIndex].length; i++) { - this.smallestLabelSeparation = Math.min(this.smallestLabelSeparation, this.labelMoments[datasetIndex][i].diff(this.labelMoments[datasetIndex][i - 1], this.tickUnit, true)); - } - }, this); - - // Tick displayFormat override - if (this.options.time.displayFormat) { - this.displayFormat = this.options.time.displayFormat; - } - - // first tick. will have been rounded correctly if options.time.min is not specified - this.ticks.push(this.firstTick.clone()); - - // For every unit in between the first and last moment, create a moment and add it to the ticks tick - for (var i = 1; i < this.scaleSizeInUnits; ++i) { - var newTick = roundedStart.clone().add(i, this.tickUnit); - - // Are we greater than the max time - if (this.options.time.max && newTick.diff(this.lastTick, this.tickUnit, true) >= 0) { - break; - } - - if (i % this.unitScale === 0) { - this.ticks.push(newTick); - } - } - - // Always show the right tick - if (this.ticks[this.ticks.length - 1].diff(this.lastTick, this.tickUnit) !== 0 || this.scaleSizeInUnits === 0) { - // this is a weird case. If the option is the same as the end option, we can't just diff the times because the tick was created from the roundedStart - // but the last tick was not rounded. - if (this.options.time.max) { - this.ticks.push(this.lastTick.clone()); - this.scaleSizeInUnits = this.lastTick.diff(this.ticks[0], this.tickUnit, true); - } else { - this.scaleSizeInUnits = Math.ceil(this.scaleSizeInUnits / this.unitScale) * this.unitScale; - this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits, this.tickUnit)); - this.lastTick = this.ticks[this.ticks.length - 1].clone(); - } - } - }, - // Get tooltip label - getLabelForIndex: function(index, datasetIndex) { - var label = this.chart.data.labels && index < this.chart.data.labels.length ? this.chart.data.labels[index] : ''; - - if (typeof this.chart.data.datasets[datasetIndex].data[0] === 'object') { - label = this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - } - - // Format nicely - if (this.options.time.tooltipFormat) { - label = this.parseTime(label).format(this.options.time.tooltipFormat); - } - - return label; - }, - // Function to format an individual tick mark - tickFormatFunction: function tickFormatFunction(tick, index, ticks) { - var formattedTick = tick.format(this.displayFormat); - - if (this.options.ticks.userCallback) { - return this.options.ticks.userCallback(formattedTick, index, ticks); - } else { - return formattedTick; - } - }, - convertTicksToLabels: function() { - this.ticks = this.ticks.map(this.tickFormatFunction, this); - }, - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - var labelMoment = this.getLabelMoment(datasetIndex, index); - - if (labelMoment) { - var offset = labelMoment.diff(this.firstTick, this.tickUnit, true); - - var decimal = offset / this.scaleSizeInUnits; - - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueWidth = innerWidth / Math.max(this.ticks.length - 1, 1); - var valueOffset = (innerWidth * decimal) + this.paddingLeft; - - return this.left + Math.round(valueOffset); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - var valueHeight = innerHeight / Math.max(this.ticks.length - 1, 1); - var heightOffset = (innerHeight * decimal) + this.paddingTop; - - return this.top + Math.round(heightOffset); - } - } - }, - parseTime: function(label) { - if (typeof this.options.time.parser === 'string') { - return moment(label, this.options.time.parser); - } - if (typeof this.options.time.parser === 'function') { - return this.options.time.parser(label); - } - // Date objects - if (typeof label.getMonth === 'function' || typeof label === 'number') { - return moment(label); - } - // Moment support - if (label.isValid && label.isValid()) { - return label; - } - // Custom parsing (return an instance of moment) - if (typeof this.options.time.format !== 'string' && this.options.time.format.call) { - console.warn("options.time.format is deprecated and replaced by options.time.parser. See http://nnnick.github.io/Chart.js/docs-v2/#scales-time-scale"); - return this.options.time.format(label); - } - // Moment format parsing - return moment(label, this.options.time.format); - } - }); - Chart.scaleService.registerScaleType("time", TimeScale, defaultConfig); - +/*global window: false */ +"use strict"; + +var moment = require('moment'); +moment = typeof(moment) === 'function' ? moment : window.moment; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + var time = { + units: [{ + name: 'millisecond', + steps: [1, 2, 5, 10, 20, 50, 100, 250, 500] + }, { + name: 'second', + steps: [1, 2, 5, 10, 30] + }, { + name: 'minute', + steps: [1, 2, 5, 10, 30] + }, { + name: 'hour', + steps: [1, 2, 3, 6, 12] + }, { + name: 'day', + steps: [1, 2, 5] + }, { + name: 'week', + maxStep: 4 + }, { + name: 'month', + maxStep: 3 + }, { + name: 'quarter', + maxStep: 4 + }, { + name: 'year', + maxStep: false + }] + }; + + var defaultConfig = { + position: "bottom", + + time: { + parser: false, // false == a pattern string from http://momentjs.com/docs/#/parsing/string-format/ or a custom callback that converts its argument to a moment + format: false, // DEPRECATED false == date objects, moment object, callback or a pattern string from http://momentjs.com/docs/#/parsing/string-format/ + unit: false, // false == automatic or override with week, month, year, etc. + round: false, // none, or override with week, month, year, etc. + displayFormat: false, // DEPRECATED + + // defaults to unit's corresponding unitFormat below or override using pattern string from http://momentjs.com/docs/#/displaying/format/ + displayFormats: { + 'millisecond': 'h:mm:ss.SSS a', // 11:20:01.123 AM, + 'second': 'h:mm:ss a', // 11:20:01 AM + 'minute': 'h:mm:ss a', // 11:20:01 AM + 'hour': 'MMM D, hA', // Sept 4, 5PM + 'day': 'll', // Sep 4 2015 + 'week': 'll', // Week 46, or maybe "[W]WW - YYYY" ? + 'month': 'MMM YYYY', // Sept 2015 + 'quarter': '[Q]Q - YYYY', // Q3 + 'year': 'YYYY' // 2015 + } + }, + ticks: { + autoSkip: false, + } + }; + + var TimeScale = Chart.Scale.extend({ + initialize: function() { + if (!moment) { + throw new Error('Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com'); + } + + Chart.Scale.prototype.initialize.call(this); + }, + getLabelMoment: function(datasetIndex, index) { + return this.labelMoments[datasetIndex][index]; + }, + determineDataLimits: function() { + this.labelMoments = []; + + // Only parse these once. If the dataset does not have data as x,y pairs, we will use + // these + var scaleLabelMoments = []; + if (this.chart.data.labels && this.chart.data.labels.length > 0) { + helpers.each(this.chart.data.labels, function(label, index) { + var labelMoment = this.parseTime(label); + if (this.options.time.round) { + labelMoment.startOf(this.options.time.round); + } + scaleLabelMoments.push(labelMoment); + }, this); + + this.firstTick = moment.min.call(this, scaleLabelMoments); + this.lastTick = moment.max.call(this, scaleLabelMoments); + } else { + this.firstTick = null; + this.lastTick = null; + } + + helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { + var momentsForDataset = []; + + if (typeof dataset.data[0] === 'object') { + helpers.each(dataset.data, function(value, index) { + var labelMoment = this.parseTime(this.getRightValue(value)); + if (this.options.time.round) { + labelMoment.startOf(this.options.time.round); + } + momentsForDataset.push(labelMoment); + + // May have gone outside the scale ranges, make sure we keep the first and last ticks updated + this.firstTick = this.firstTick !== null ? moment.min(this.firstTick, labelMoment) : labelMoment; + this.lastTick = this.lastTick !== null ? moment.max(this.lastTick, labelMoment) : labelMoment; + }, this); + } else { + // We have no labels. Use the ones from the scale + momentsForDataset = scaleLabelMoments; + } + + this.labelMoments.push(momentsForDataset); + }, this); + + // Set these after we've done all the data + if (this.options.time.min) { + this.firstTick = this.parseTime(this.options.time.min); + } + + if (this.options.time.max) { + this.lastTick = this.parseTime(this.options.time.max); + } + + // We will modify these, so clone for later + this.firstTick = (this.firstTick || moment()).clone(); + this.lastTick = (this.lastTick || moment()).clone(); + }, + buildTicks: function(index) { + + this.ticks = []; + this.unitScale = 1; // How much we scale the unit by, ie 2 means 2x unit per step + this.scaleSizeInUnits = 0; // How large the scale is in the base unit (seconds, minutes, etc) + + // Set unit override if applicable + if (this.options.time.unit) { + this.tickUnit = this.options.time.unit || 'day'; + this.displayFormat = this.options.time.displayFormats[this.tickUnit]; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, 1); + } else { + // Determine the smallest needed unit of the time + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var innerWidth = this.isHorizontal() ? this.width - (this.paddingLeft + this.paddingRight) : this.height - (this.paddingTop + this.paddingBottom); + + // Crude approximation of what the label length might be + var tempFirstLabel = this.tickFormatFunction(this.firstTick, 0, []); + var tickLabelWidth = tempFirstLabel.length * tickFontSize; + var cosRotation = Math.cos(helpers.toRadians(this.options.ticks.maxRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.options.ticks.maxRotation)); + tickLabelWidth = (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation); + var labelCapacity = innerWidth / (tickLabelWidth + 10); + + // Start as small as possible + this.tickUnit = 'millisecond'; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.displayFormat = this.options.time.displayFormats[this.tickUnit]; + + var unitDefinitionIndex = 0; + var unitDefinition = time.units[unitDefinitionIndex]; + + // While we aren't ideal and we don't have units left + while (unitDefinitionIndex < time.units.length) { + // Can we scale this unit. If `false` we can scale infinitely + this.unitScale = 1; + + if (helpers.isArray(unitDefinition.steps) && Math.ceil(this.scaleSizeInUnits / labelCapacity) < helpers.max(unitDefinition.steps)) { + // Use one of the prefedined steps + for (var idx = 0; idx < unitDefinition.steps.length; ++idx) { + if (unitDefinition.steps[idx] > Math.ceil(this.scaleSizeInUnits / labelCapacity)) { + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, unitDefinition.steps[idx]); + break; + } + } + + break; + } else if ((unitDefinition.maxStep === false) || (Math.ceil(this.scaleSizeInUnits / labelCapacity) < unitDefinition.maxStep)) { + // We have a max step. Scale this unit + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, Math.ceil(this.scaleSizeInUnits / labelCapacity)); + break; + } else { + // Move to the next unit up + ++unitDefinitionIndex; + unitDefinition = time.units[unitDefinitionIndex]; + + this.tickUnit = unitDefinition.name; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.displayFormat = this.options.time.displayFormats[unitDefinition.name]; + } + } + } + + var roundedStart; + + // Only round the first tick if we have no hard minimum + if (!this.options.time.min) { + this.firstTick.startOf(this.tickUnit); + roundedStart = this.firstTick; + } else { + roundedStart = this.firstTick.clone().startOf(this.tickUnit); + } + + // Only round the last tick if we have no hard maximum + if (!this.options.time.max) { + this.lastTick.endOf(this.tickUnit); + } + + this.smallestLabelSeparation = this.width; + + helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { + for (var i = 1; i < this.labelMoments[datasetIndex].length; i++) { + this.smallestLabelSeparation = Math.min(this.smallestLabelSeparation, this.labelMoments[datasetIndex][i].diff(this.labelMoments[datasetIndex][i - 1], this.tickUnit, true)); + } + }, this); + + // Tick displayFormat override + if (this.options.time.displayFormat) { + this.displayFormat = this.options.time.displayFormat; + } + + // first tick. will have been rounded correctly if options.time.min is not specified + this.ticks.push(this.firstTick.clone()); + + // For every unit in between the first and last moment, create a moment and add it to the ticks tick + for (var i = 1; i < this.scaleSizeInUnits; ++i) { + var newTick = roundedStart.clone().add(i, this.tickUnit); + + // Are we greater than the max time + if (this.options.time.max && newTick.diff(this.lastTick, this.tickUnit, true) >= 0) { + break; + } + + if (i % this.unitScale === 0) { + this.ticks.push(newTick); + } + } + + // Always show the right tick + if (this.ticks[this.ticks.length - 1].diff(this.lastTick, this.tickUnit) !== 0 || this.scaleSizeInUnits === 0) { + // this is a weird case. If the option is the same as the end option, we can't just diff the times because the tick was created from the roundedStart + // but the last tick was not rounded. + if (this.options.time.max) { + this.ticks.push(this.lastTick.clone()); + this.scaleSizeInUnits = this.lastTick.diff(this.ticks[0], this.tickUnit, true); + } else { + this.scaleSizeInUnits = Math.ceil(this.scaleSizeInUnits / this.unitScale) * this.unitScale; + this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits, this.tickUnit)); + this.lastTick = this.ticks[this.ticks.length - 1].clone(); + } + } + }, + // Get tooltip label + getLabelForIndex: function(index, datasetIndex) { + var label = this.chart.data.labels && index < this.chart.data.labels.length ? this.chart.data.labels[index] : ''; + + if (typeof this.chart.data.datasets[datasetIndex].data[0] === 'object') { + label = this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + } + + // Format nicely + if (this.options.time.tooltipFormat) { + label = this.parseTime(label).format(this.options.time.tooltipFormat); + } + + return label; + }, + // Function to format an individual tick mark + tickFormatFunction: function tickFormatFunction(tick, index, ticks) { + var formattedTick = tick.format(this.displayFormat); + + if (this.options.ticks.userCallback) { + return this.options.ticks.userCallback(formattedTick, index, ticks); + } else { + return formattedTick; + } + }, + convertTicksToLabels: function() { + this.ticks = this.ticks.map(this.tickFormatFunction, this); + }, + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + var labelMoment = this.getLabelMoment(datasetIndex, index); + + if (labelMoment) { + var offset = labelMoment.diff(this.firstTick, this.tickUnit, true); + + var decimal = offset / this.scaleSizeInUnits; + + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueWidth = innerWidth / Math.max(this.ticks.length - 1, 1); + var valueOffset = (innerWidth * decimal) + this.paddingLeft; + + return this.left + Math.round(valueOffset); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + var valueHeight = innerHeight / Math.max(this.ticks.length - 1, 1); + var heightOffset = (innerHeight * decimal) + this.paddingTop; + + return this.top + Math.round(heightOffset); + } + } + }, + parseTime: function(label) { + if (typeof this.options.time.parser === 'string') { + return moment(label, this.options.time.parser); + } + if (typeof this.options.time.parser === 'function') { + return this.options.time.parser(label); + } + // Date objects + if (typeof label.getMonth === 'function' || typeof label === 'number') { + return moment(label); + } + // Moment support + if (label.isValid && label.isValid()) { + return label; + } + // Custom parsing (return an instance of moment) + if (typeof this.options.time.format !== 'string' && this.options.time.format.call) { + console.warn("options.time.format is deprecated and replaced by options.time.parser. See http://nnnick.github.io/Chart.js/docs-v2/#scales-time-scale"); + return this.options.time.format(label); + } + // Moment format parsing + return moment(label, this.options.time.format); + } + }); + Chart.scaleService.registerScaleType("time", TimeScale, defaultConfig); + }; },{"moment":6}]},{},[7]); diff --git a/dist/Chart.bundle.min.js b/dist/Chart.bundle.min.js index 974a86688..553a43b6b 100644 --- a/dist/Chart.bundle.min.js +++ b/dist/Chart.bundle.min.js @@ -1,5 +1,5 @@ -!function t(e,i,s){function a(n,r){if(!i[n]){if(!e[n]){var l="function"==typeof require&&require;if(!r&&l)return l(n,!0);if(o)return o(n,!0);var h=new Error("Cannot find module '"+n+"'");throw h.code="MODULE_NOT_FOUND",h}var c=i[n]={exports:{}};e[n][0].call(c.exports,function(t){var i=e[n][1][t];return a(i?i:t)},c,c.exports,t,e,i,s)}return i[n].exports}for(var o="function"==typeof require&&require,n=0;n=s?s/12.92:Math.pow((s+.055)/1.055,2.4)}return.2126*e[0]+.7152*e[1]+.0722*e[2]},contrast:function(t){var 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h(E(t))}e.exports={rgb2hsl:s,rgb2hsv:a,rgb2hwb:o,rgb2cmyk:n,rgb2keyword:l,rgb2xyz:h,rgb2lab:c,rgb2lch:u,hsl2rgb:d,hsl2hsv:f,hsl2hwb:m,hsl2cmyk:p,hsl2keyword:v,hsv2rgb:x,hsv2hsl:y,hsv2hwb:_,hsv2cmyk:k,hsv2keyword:D,hwb2rgb:S,hwb2hsl:w,hwb2hsv:C,hwb2cmyk:M,hwb2keyword:A,cmyk2rgb:T,cmyk2hsl:I,cmyk2hsv:F,cmyk2hwb:P,cmyk2keyword:O,keyword2rgb:E,keyword2hsl:U,keyword2hsv:j,keyword2hwb:G,keyword2cmyk:q,keyword2lab:Z,keyword2xyz:Q,xyz2rgb:V,xyz2lab:W,xyz2lch:R,lab2xyz:L,lab2rgb:B,lab2lch:z,lch2lab:Y,lch2xyz:N,lch2rgb:H};var J={aliceblue:[240,248,255],antiquewhite:[250,235,215],aqua:[0,255,255],aquamarine:[127,255,212],azure:[240,255,255],beige:[245,245,220],bisque:[255,228,196],black:[0,0,0],blanchedalmond:[255,235,205],blue:[0,0,255],blueviolet:[138,43,226],brown:[165,42,42],burlywood:[222,184,135],cadetblue:[95,158,160],chartreuse:[127,255,0],chocolate:[210,105,30],coral:[255,127,80],cornflowerblue:[100,149,237],cornsilk:[255,248,220],crimson:[220,20,60],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgoldenrod:[184,134,11],darkgray:[169,169,169],darkgreen:[0,100,0],darkgrey:[169,169,169],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47],darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122],darkseagreen:[143,188,143],darkslateblue:[72,61,139],darkslategray:[47,79,79],darkslategrey:[47,79,79],darkturquoise:[0,206,209],darkviolet:[148,0,211],deeppink:[255,20,147],deepskyblue:[0,191,255],dimgray:[105,105,105],dimgrey:[105,105,105],dodgerblue:[30,144,255],firebrick:[178,34,34],floralwhite:[255,250,240],forestgreen:[34,139,34],fuchsia:[255,0,255],gainsboro:[220,220,220],ghostwhite:[248,248,255],gold:[255,215,0],goldenrod:[218,165,32],gray:[128,128,128],green:[0,128,0],greenyellow:[173,255,47],grey:[128,128,128],honeydew:[240,255,240],hotpink:[255,105,180],indianred:[205,92,92],indigo:[75,0,130],ivory:[255,255,240],khaki:[240,230,140],lavender:[230,230,250],lavenderblush:[255,240,245],lawngreen:[124,252,0],lemonchiffon:[255,250,205],lightblue:[173,216,230],lightcoral:[240,128,128],lightcyan:[224,255,255],lightgoldenrodyellow:[250,250,210],lightgray:[211,211,211],lightgreen:[144,238,144],lightgrey:[211,211,211],lightpink:[255,182,193],lightsalmon:[255,160,122],lightseagreen:[32,178,170],lightskyblue:[135,206,250],lightslategray:[119,136,153],lightslategrey:[119,136,153],lightsteelblue:[176,196,222],lightyellow:[255,255,224],lime:[0,255,0],limegreen:[50,205,50],linen:[250,240,230],magenta:[255,0,255],maroon:[128,0,0],mediumaquamarine:[102,205,170],mediumblue:[0,0,205],mediumorchid:[186,85,211],mediumpurple:[147,112,219],mediumseagreen:[60,179,113],mediumslateblue:[123,104,238],mediumspringgreen:[0,250,154],mediumturquoise:[72,209,204],mediumvioletred:[199,21,133],midnightblue:[25,25,112],mintcream:[245,255,250],mistyrose:[255,228,225],moccasin:[255,228,181],navajowhite:[255,222,173],navy:[0,0,128],oldlace:[253,245,230],olive:[128,128,0],olivedrab:[107,142,35],orange:[255,165,0],orangered:[255,69,0],orchid:[218,112,214],palegoldenrod:[238,232,170],palegreen:[152,251,152],paleturquoise:[175,238,238],palevioletred:[219,112,147],papayawhip:[255,239,213],peachpuff:[255,218,185],peru:[205,133,63],pink:[255,192,203],plum:[221,160,221],powderblue:[176,224,230],purple:[128,0,128],rebeccapurple:[102,51,153],red:[255,0,0],rosybrown:[188,143,143],royalblue:[65,105,225],saddlebrown:[139,69,19],salmon:[250,128,114],sandybrown:[244,164,96],seagreen:[46,139,87],seashell:[255,245,238],sienna:[160,82,45],silver:[192,192,192],skyblue:[135,206,235],slateblue:[106,90,205],slategray:[112,128,144],slategrey:[112,128,144],snow:[255,250,250],springgreen:[0,255,127],steelblue:[70,130,180],tan:[210,180,140],teal:[0,128,128],thistle:[216,191,216],tomato:[255,99,71],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],white:[255,255,255],whitesmoke:[245,245,245],yellow:[255,255,0],yellowgreen:[154,205,50]},X={};for(var 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i=e.datasets[t.datasetIndex].label||"",s=e.datasets[t.datasetIndex].data[t.index];return i+": ("+s.x+", "+s.y+", "+s.r+")"}}}},t.controllers.bubble=t.DatasetController.extend({addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i)},update:function(t){var i,s=this.getDataset().metaData,a=this.getScaleForId(this.getDataset().yAxisID);this.getScaleForId(this.getDataset().xAxisID);i=a.min<0&&a.max<0?a.getPixelForValue(a.max):a.min>0&&a.max>0?a.getPixelForValue(a.min):a.getPixelForValue(0),e.each(s,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,s){var a,o=this.getScaleForId(this.getDataset().yAxisID),n=this.getScaleForId(this.getDataset().xAxisID);a=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),e.extend(t,{_chart:this.chart.chart,_xScale:n,_yScale:o,_datasetIndex:this.index,_index:i,_model:{x:s?n.getPixelForDecimal(.5):n.getPixelForValue(this.getDataset().data[i],i,this.index,this.chart.isCombo),y:s?a:o.getPixelForValue(this.getDataset().data[i],i,this.index),radius:s?0:t.custom&&t.custom.radius?t.custom.radius:this.getRadius(this.getDataset().data[i]),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.point.borderWidth),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y),t.pivot()},getRadius:function(t){return t.r||this.chart.options.elements.point.radius},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i),t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.hoverRadius,s,this.chart.options.elements.point.hoverRadius)+this.getRadius(this.getDataset().data[t._index]),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:this.getRadius(this.getDataset().data[t._index]),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],17:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.doughnut={animation:{animateRotate:!0,animateScale:!1},aspectRatio:1,hover:{mode:"single"},legendCallback:function(t){var e=[];if(e.push('
    '),t.data.datasets.length)for(var i=0;i'),t.data.labels[i]&&e.push(t.data.labels[i]),e.push("");return e.push("
"),e.join("")},legend:{labels:{generateLabels:function(t){return t.labels.length&&t.datasets.length?t.labels.map(function(e,i){return{text:e,fillStyle:t.datasets[0].backgroundColor[i],hidden:isNaN(t.datasets[0].data[i]),index:i}}):[]}},onClick:function(t,i){e.each(this.chart.data.datasets,function(t){t.metaHiddenData=t.metaHiddenData||[];var e=i.index;isNaN(t.data[e])?isNaN(t.metaHiddenData[e])||(t.data[e]=t.metaHiddenData[e]):(t.metaHiddenData[e]=t.data[e],t.data[e]=NaN)}),this.chart.update()}},cutoutPercentage:50,tooltips:{callbacks:{title:function(){return""},label:function(t,e){return e.labels[t.index]+": "+e.datasets[t.datasetIndex].data[t.index]}}}},t.defaults.pie=e.clone(t.defaults.doughnut),e.extend(t.defaults.pie,{cutoutPercentage:0}),t.controllers.doughnut=t.controllers.pie=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(i,s){this.getDataset().metaData=this.getDataset().metaData||[];var a=new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i});s&&e.isArray(this.getDataset().backgroundColor)&&this.getDataset().backgroundColor.splice(i,0,s),this.updateElement(a,i,!0),this.getDataset().metaData.splice(i,0,a)},getVisibleDatasetCount:function(){return e.where(this.chart.data.datasets,function(t){return e.isDatasetVisible(t)}).length},getRingIndex:function(t){for(var i=0,s=0;t>s;++s)e.isDatasetVisible(this.chart.data.datasets[s])&&++i;return i},update:function(t){var i=Math.min(this.chart.chartArea.right-this.chart.chartArea.left,this.chart.chartArea.bottom-this.chart.chartArea.top);this.chart.outerRadius=Math.max(i/2-this.chart.options.elements.arc.borderWidth/2,0),this.chart.innerRadius=Math.max(this.chart.options.cutoutPercentage?this.chart.outerRadius/100*this.chart.options.cutoutPercentage:1,0),this.chart.radiusLength=(this.chart.outerRadius-this.chart.innerRadius)/this.getVisibleDatasetCount(),this.getDataset().total=0,e.each(this.getDataset().data,function(t){isNaN(t)||(this.getDataset().total+=Math.abs(t))},this),this.outerRadius=this.chart.outerRadius-this.chart.radiusLength*this.getRingIndex(this.index),this.innerRadius=this.outerRadius-this.chart.radiusLength,e.each(this.getDataset().metaData,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,s){var a=(this.chart.chartArea.left+this.chart.chartArea.right)/2,o=(this.chart.chartArea.top+this.chart.chartArea.bottom)/2,n=Math.PI*-.5,r=Math.PI*-.5,l=s&&this.chart.options.animation.animateRotate?0:this.calculateCircumference(this.getDataset().data[i]),h=s&&this.chart.options.animation.animateScale?0:this.innerRadius,c=s&&this.chart.options.animation.animateScale?0:this.outerRadius;e.extend(t,{_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_model:{x:a,y:o,startAngle:n,endAngle:r,circumference:l,outerRadius:c,innerRadius:h,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),hoverBackgroundColor:t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor,i,this.chart.options.elements.arc.hoverBackgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.getDataset().label,i,this.chart.data.labels[i])}}),s||(0===i?t._model.startAngle=Math.PI*-.5:t._model.startAngle=this.getDataset().metaData[i-1]._model.endAngle,t._model.endAngle=t._model.startAngle+t._model.circumference),t.pivot()},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i).draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth)},calculateCircumference:function(t){return this.getDataset().total>0&&!isNaN(t)?1.999999*Math.PI*(t/this.getDataset().total):0}})}},{}],18:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.line={showLines:!0,hover:{mode:"label"},scales:{xAxes:[{type:"category",id:"x-axis-0"}],yAxes:[{type:"linear",id:"y-axis-0"}]}},t.controllers.line=t.DatasetController.extend({addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],this.getDataset().metaDataset=this.getDataset().metaDataset||new t.elements.Line({_chart:this.chart.chart,_datasetIndex:this.index,_points:this.getDataset().metaData}),e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i),this.chart.options.showLines&&0!==this.chart.options.elements.line.tension&&this.updateBezierControlPoints()},update:function(t){var i,s=this.getDataset().metaDataset,a=this.getDataset().metaData,o=this.getScaleForId(this.getDataset().yAxisID);this.getScaleForId(this.getDataset().xAxisID);i=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),this.chart.options.showLines&&(s._scale=o,s._datasetIndex=this.index,s._children=a,s._model={tension:s.custom&&s.custom.tension?s.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:s.custom&&s.custom.backgroundColor?s.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:s.custom&&s.custom.borderWidth?s.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:s.custom&&s.custom.borderColor?s.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,borderCapStyle:s.custom&&s.custom.borderCapStyle?s.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:s.custom&&s.custom.borderDash?s.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:s.custom&&s.custom.borderDashOffset?s.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:s.custom&&s.custom.borderJoinStyle?s.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,fill:s.custom&&s.custom.fill?s.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i},s.pivot()),e.each(a,function(e,i){this.updateElement(e,i,t)},this),this.chart.options.showLines&&0!==this.chart.options.elements.line.tension&&this.updateBezierControlPoints()},getPointBackgroundColor:function(t,i){var s=this.chart.options.elements.point.backgroundColor,a=this.getDataset();return t.custom&&t.custom.backgroundColor?s=t.custom.backgroundColor:a.pointBackgroundColor?s=e.getValueAtIndexOrDefault(a.pointBackgroundColor,i,s):a.backgroundColor&&(s=a.backgroundColor),s},getPointBorderColor:function(t,i){var s=this.chart.options.elements.point.borderColor,a=this.getDataset();return t.custom&&t.custom.borderColor?s=t.custom.borderColor:a.pointBorderColor?s=e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,s):a.borderColor&&(s=a.borderColor),s},getPointBorderWidth:function(t,i){var s=this.chart.options.elements.point.borderWidth,a=this.getDataset();return t.custom&&void 0!==t.custom.borderWidth?s=t.custom.borderWidth:void 0!==a.pointBorderWidth?s=e.getValueAtIndexOrDefault(a.pointBorderWidth,i,s):void 0!==a.borderWidth&&(s=a.borderWidth),s},updateElement:function(t,i,s){var a,o=this.getScaleForId(this.getDataset().yAxisID),n=this.getScaleForId(this.getDataset().xAxisID);a=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),t._chart=this.chart.chart,t._xScale=n,t._yScale=o,t._datasetIndex=this.index,t._index=i,t._model={x:n.getPixelForValue(this.getDataset().data[i],i,this.index,this.chart.isCombo),y:s?a:this.calculatePointY(this.getDataset().data[i],i,this.index,this.chart.isCombo),tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),backgroundColor:this.getPointBackgroundColor(t,i),borderColor:this.getPointBorderColor(t,i),borderWidth:this.getPointBorderWidth(t,i),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)},t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},calculatePointY:function(t,i,s,a){var o=(this.getScaleForId(this.getDataset().xAxisID),this.getScaleForId(this.getDataset().yAxisID));if(o.options.stacked){for(var n=0,r=0,l=0;s>l;l++){var h=this.chart.data.datasets[l];"line"===h.type&&e.isDatasetVisible(h)&&(h.data[i]<0?r+=h.data[i]||0:n+=h.data[i]||0)}return 0>t?o.getPixelForValue(r+t):o.getPixelForValue(n+t)}return o.getPixelForValue(t)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var s=e.splineCurve(e.previousItem(this.getDataset().metaData,i)._model,t._model,e.nextItem(this.getDataset().metaData,i)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(s.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(s.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(s.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(s.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t){t.transition(i)}),this.chart.options.showLines&&this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,s,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=this.getPointBackgroundColor(t,i),t._model.borderColor=this.getPointBorderColor(t,i),t._model.borderWidth=this.getPointBorderWidth(t,i)}})}},{}],19:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.polarArea={scale:{type:"radialLinear",lineArc:!0},animateRotate:!0,animateScale:!0,aspectRatio:1,legendCallback:function(t){var e=[];if(e.push('
    '),t.data.datasets.length)for(var i=0;i'),t.data.labels[i]&&e.push(t.data.labels[i]),e.push("");return e.push("
"),e.join("")},legend:{labels:{generateLabels:function(t){return t.labels.length&&t.datasets.length?t.labels.map(function(e,i){return{text:e,fillStyle:t.datasets[0].backgroundColor[i],hidden:isNaN(t.datasets[0].data[i]),index:i}}):[]}},onClick:function(t,i){e.each(this.chart.data.datasets,function(t){t.metaHiddenData=t.metaHiddenData||[];var e=i.index;isNaN(t.data[e])?isNaN(t.metaHiddenData[e])||(t.data[e]=t.metaHiddenData[e]):(t.metaHiddenData[e]=t.data[e],t.data[e]=NaN)}),this.chart.update()}},tooltips:{callbacks:{title:function(){return""},label:function(t,e){return e.labels[t.index]+": "+t.yLabel}}}},t.controllers.polarArea=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i)},getVisibleDatasetCount:function(){return e.where(this.chart.data.datasets,function(t){return e.isDatasetVisible(t)}).length},update:function(t){var i=Math.min(this.chart.chartArea.right-this.chart.chartArea.left,this.chart.chartArea.bottom-this.chart.chartArea.top);this.chart.outerRadius=Math.max((i-this.chart.options.elements.arc.borderWidth/2)/2,0),this.chart.innerRadius=Math.max(this.chart.options.cutoutPercentage?this.chart.outerRadius/100*this.chart.options.cutoutPercentage:1,0),this.chart.radiusLength=(this.chart.outerRadius-this.chart.innerRadius)/this.getVisibleDatasetCount(),this.getDataset().total=0,e.each(this.getDataset().data,function(t){this.getDataset().total+=Math.abs(t)},this),this.outerRadius=this.chart.outerRadius-this.chart.radiusLength*this.index,this.innerRadius=this.outerRadius-this.chart.radiusLength,e.each(this.getDataset().metaData,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,s){for(var a=this.calculateCircumference(this.getDataset().data[i]),o=(this.chart.chartArea.left+this.chart.chartArea.right)/2,n=(this.chart.chartArea.top+this.chart.chartArea.bottom)/2,r=0,l=0;i>l;++l)isNaN(this.getDataset().data[l])||++r;var h=-.5*Math.PI+a*r,c=h+a,u={x:o,y:n,innerRadius:0,outerRadius:this.chart.options.animateScale?0:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:this.chart.options.animateRotate?Math.PI*-.5:h,endAngle:this.chart.options.animateRotate?Math.PI*-.5:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])};e.extend(t,{_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:s?u:{x:o,y:n,innerRadius:0, -outerRadius:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:h,endAngle:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])}}),t.pivot()},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i).draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth)},calculateCircumference:function(t){if(isNaN(t))return 0;var i=e.where(this.getDataset().data,function(t){return isNaN(t)}).length;return 2*Math.PI/(this.getDataset().data.length-i)}})}},{}],20:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.radar={scale:{type:"radialLinear"},elements:{line:{tension:0}}},t.controllers.radar=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],this.getDataset().metaDataset=this.getDataset().metaDataset||new t.elements.Line({_chart:this.chart.chart,_datasetIndex:this.index,_points:this.getDataset().metaData,_loop:!0}),e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_model:{x:0,y:0}})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i),this.updateBezierControlPoints()},update:function(t){var i,s=this.getDataset().metaDataset,a=this.getDataset().metaData,o=this.chart.scale;i=o.min<0&&o.max<0?o.getPointPositionForValue(0,o.max):o.min>0&&o.max>0?o.getPointPositionForValue(0,o.min):o.getPointPositionForValue(0,0),e.extend(this.getDataset().metaDataset,{_datasetIndex:this.index,_children:this.getDataset().metaData,_model:{tension:s.custom&&s.custom.tension?s.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:s.custom&&s.custom.backgroundColor?s.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:s.custom&&s.custom.borderWidth?s.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:s.custom&&s.custom.borderColor?s.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,fill:s.custom&&s.custom.fill?s.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,borderCapStyle:s.custom&&s.custom.borderCapStyle?s.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:s.custom&&s.custom.borderDash?s.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:s.custom&&s.custom.borderDashOffset?s.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:s.custom&&s.custom.borderJoinStyle?s.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i}}),this.getDataset().metaDataset.pivot(),e.each(a,function(e,i){this.updateElement(e,i,t)},this),this.updateBezierControlPoints()},updateElement:function(t,i,s){var a=this.chart.scale.getPointPositionForValue(i,this.getDataset().data[i]);e.extend(t,{_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:{x:s?this.chart.scale.xCenter:a.x,y:s?this.chart.scale.yCenter:a.y,tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().pointRadius,i,this.chart.options.elements.point.radius),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var s=e.splineCurve(e.previousItem(this.getDataset().metaData,i,!0)._model,t._model,e.nextItem(this.getDataset().metaData,i,!0)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(s.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(s.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(s.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(s.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i)}),this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,s,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],21:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.animation={duration:1e3,easing:"easeOutQuart",onProgress:e.noop,onComplete:e.noop},t.Animation=t.Element.extend({currentStep:null,numSteps:60,easing:"",render:null,onAnimationProgress:null,onAnimationComplete:null}),t.animationService={frameDuration:17,animations:[],dropFrames:0,addAnimation:function(t,i,s,a){a||(t.animating=!0);for(var o=0;o1&&(i=Math.floor(this.dropFrames),this.dropFrames=this.dropFrames%1);for(var s=0;sthis.animations[s].animationObject.numSteps&&(this.animations[s].animationObject.currentStep=this.animations[s].animationObject.numSteps),this.animations[s].animationObject.render(this.animations[s].chartInstance,this.animations[s].animationObject),this.animations[s].animationObject.onAnimationProgress&&this.animations[s].animationObject.onAnimationProgress.call&&this.animations[s].animationObject.onAnimationProgress.call(this.animations[s].chartInstance,this.animations[s]),this.animations[s].animationObject.currentStep===this.animations[s].animationObject.numSteps?(this.animations[s].animationObject.onAnimationComplete&&this.animations[s].animationObject.onAnimationComplete.call&&this.animations[s].animationObject.onAnimationComplete.call(this.animations[s].chartInstance,this.animations[s]),this.animations[s].chartInstance.animating=!1,this.animations.splice(s,1)):++s;var a=Date.now(),o=(a-t)/this.frameDuration;this.dropFrames+=o,this.animations.length>0&&e.requestAnimFrame.call(window,this.digestWrapper)}}}},{}],22:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.types={},t.instances={},t.controllers={},t.Controller=function(i){return this.chart=i,this.config=i.config,this.options=this.config.options=e.configMerge(t.defaults.global,t.defaults[this.config.type],this.config.options||{}),this.id=e.uid(),Object.defineProperty(this,"data",{get:function(){return this.config.data}}),t.instances[this.id]=this,this.options.responsive&&this.resize(!0),this.initialize(),this},e.extend(t.Controller.prototype,{initialize:function(){return this.bindEvents(),this.ensureScalesHaveIDs(),this.buildOrUpdateControllers(),this.buildScales(),this.buildSurroundingItems(),this.updateLayout(),this.resetElements(),this.initToolTip(),this.update(),this},clear:function(){return e.clear(this.chart),this},stop:function(){return t.animationService.cancelAnimation(this),this},resize:function(t){var i=this.chart.canvas,s=e.getMaximumWidth(this.chart.canvas),a=this.options.maintainAspectRatio&&isNaN(this.chart.aspectRatio)===!1&&isFinite(this.chart.aspectRatio)&&0!==this.chart.aspectRatio?s/this.chart.aspectRatio:e.getMaximumHeight(this.chart.canvas),o=this.chart.width!==s||this.chart.height!==a;return o?(i.width=this.chart.width=s,i.height=this.chart.height=a,e.retinaScale(this.chart),t||(this.stop(),this.update(this.options.responsiveAnimationDuration)),this):this},ensureScalesHaveIDs:function(){var t="x-axis-",i="y-axis-";this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(e,i){e.id=e.id||t+i}),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(t,e){t.id=t.id||i+e}))},buildScales:function(){if(this.scales={},this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(i,s){var a=e.getValueOrDefault(i.type,"category"),o=t.scaleService.getScaleConstructor(a);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(i,s){var a=e.getValueOrDefault(i.type,"linear"),o=t.scaleService.getScaleConstructor(a);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this)),this.options.scale){var i=t.scaleService.getScaleConstructor(this.options.scale.type);if(i){var s=new i({ctx:this.chart.ctx,options:this.options.scale,chart:this});this.scale=s,this.scales.radialScale=s}}t.scaleService.addScalesToLayout(this)},buildSurroundingItems:function(){this.options.title&&(this.titleBlock=new t.Title({ctx:this.chart.ctx,options:this.options.title,chart:this}),t.layoutService.addBox(this,this.titleBlock)),this.options.legend&&(this.legend=new t.Legend({ctx:this.chart.ctx,options:this.options.legend,chart:this}),t.layoutService.addBox(this,this.legend))},updateLayout:function(){t.layoutService.update(this,this.chart.width,this.chart.height)},buildOrUpdateControllers:function(){var i=[],s=[];if(e.each(this.data.datasets,function(e,a){e.type||(e.type=this.config.type);var o=e.type;i.push(o),e.controller?e.controller.updateIndex(a):(e.controller=new t.controllers[o](this,a),s.push(e.controller))},this),i.length>1)for(var a=1;a0&&(e=this.data.datasets[e[0]._datasetIndex].metaData),e},generateLegend:function(){return this.options.legendCallback(this)},destroy:function(){this.clear(),e.unbindEvents(this,this.events),e.removeResizeListener(this.chart.canvas.parentNode);var i=this.chart.canvas;i.width=this.chart.width,i.height=this.chart.height,void 0!==this.chart.originalDevicePixelRatio&&this.chart.ctx.scale(1/this.chart.originalDevicePixelRatio,1/this.chart.originalDevicePixelRatio),i.style.width=this.chart.originalCanvasStyleWidth,i.style.height=this.chart.originalCanvasStyleHeight,delete t.instances[this.id]},toBase64Image:function(){return this.chart.canvas.toDataURL.apply(this.chart.canvas,arguments)},initToolTip:function(){this.tooltip=new t.Tooltip({_chart:this.chart,_chartInstance:this,_data:this.data,_options:this.options},this)},bindEvents:function(){e.bindEvents(this,this.options.events,function(t){this.eventHandler(t)})},eventHandler:function(t){if(this.lastActive=this.lastActive||[],this.lastTooltipActive=this.lastTooltipActive||[],"mouseout"===t.type)this.active=[],this.tooltipActive=[];else{var i=this,s=function(e){switch(e){case"single":return i.getElementAtEvent(t);case"label":return i.getElementsAtEvent(t);case"dataset":return i.getDatasetAtEvent(t);default:return t}};this.active=s(this.options.hover.mode),this.tooltipActive=s(this.options.tooltips.mode)}this.options.hover.onHover&&this.options.hover.onHover.call(this,this.active),"mouseup"!==t.type&&"click"!==t.type||(this.options.onClick&&this.options.onClick.call(this,t,this.active),this.legend&&this.legend.handleEvent&&this.legend.handleEvent(t));if(this.lastActive.length)switch(this.options.hover.mode){case"single":this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0],this.lastActive[0]._datasetIndex,this.lastActive[0]._index);break;case"label":case"dataset":for(var a=0;at)this.getDataset().metaData.splice(t,e-t);else if(t>e)for(var i=e;t>i;++i)this.addElementAndReset(i)},addElements:e.noop,addElementAndReset:e.noop,draw:e.noop,removeHoverStyle:e.noop,setHoverStyle:e.noop,update:e.noop}),t.DatasetController.extend=e.inherits}},{}],24:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.elements={},t.Element=function(t){e.extend(this,t),this.initialize.apply(this,arguments)},e.extend(t.Element.prototype,{initialize:function(){},pivot:function(){return this._view||(this._view=e.clone(this._model)),this._start=e.clone(this._view),this},transition:function(t){return this._view||(this._view=e.clone(this._model)),1===t?(this._view=this._model,this._start=null,this):(this._start||this.pivot(),e.each(this._model,function(i,s){if("_"!==s[0]&&this._model.hasOwnProperty(s))if(this._view.hasOwnProperty(s))if(i===this._view[s]);else if("string"==typeof i)try{var a=e.color(this._start[s]).mix(e.color(this._model[s]),t);this._view[s]=a.rgbString()}catch(o){this._view[s]=i}else if("number"==typeof i){var n=void 0!==this._start[s]&&isNaN(this._start[s])===!1?this._start[s]:0;this._view[s]=(this._model[s]-n)*t+n}else this._view[s]=i;else"number"!=typeof i||isNaN(this._view[s])?this._view[s]=i:this._view[s]=i*t;else;},this),this)},tooltipPosition:function(){return{x:this._model.x,y:this._model.y}},hasValue:function(){return e.isNumber(this._model.x)&&e.isNumber(this._model.y)}}),t.Element.extend=e.inherits}},{}],25:[function(t,e,i){"use strict";var s=t("chartjs-color");e.exports=function(t){var e=t.helpers={};e.each=function(t,i,s,a){var o,n;if(e.isArray(t))if(n=t.length,a)for(o=n-1;o>=0;o--)i.call(s,t[o],o);else for(o=0;n>o;o++)i.call(s,t[o],o);else if("object"==typeof t){var r=Object.keys(t);for(n=r.length,o=0;n>o;o++)i.call(s,t[r[o]],r[o])}},e.clone=function(t){var i={};return e.each(t,function(s,a){t.hasOwnProperty(a)&&(e.isArray(s)?i[a]=s.slice(0):"object"==typeof s&&null!==s?i[a]=e.clone(s):i[a]=s)}),i},e.extend=function(t){for(var i=arguments.length,s=[],a=1;i>a;a++)s.push(arguments[a]);return e.each(s,function(i){e.each(i,function(e,s){i.hasOwnProperty(s)&&(t[s]=e)})}),t},e.configMerge=function(i){var s=e.clone(i);return e.each(Array.prototype.slice.call(arguments,1),function(i){e.each(i,function(a,o){if(i.hasOwnProperty(o))if("scales"===o)s[o]=e.scaleMerge(s.hasOwnProperty(o)?s[o]:{},a);else if("scale"===o)s[o]=e.configMerge(s.hasOwnProperty(o)?s[o]:{},t.scaleService.getScaleDefaults(a.type),a);else if(s.hasOwnProperty(o)&&e.isArray(s[o])&&e.isArray(a)){var n=s[o];e.each(a,function(t,i){i=a[o].length||!a[o][s].type?a[o].push(e.configMerge(t.scaleService.getScaleDefaults(n),i)):i.type!==a[o][s].type?a[o][s]=e.configMerge(a[o][s],t.scaleService.getScaleDefaults(n),i):a[o][s]=e.configMerge(a[o][s],i)}):(a[o]=[],e.each(i,function(i){var s=e.getValueOrDefault(i.type,"xAxes"===o?"category":"linear");a[o].push(e.configMerge(t.scaleService.getScaleDefaults(s),i))})):a.hasOwnProperty(o)&&"object"==typeof a[o]&&null!==a[o]&&"object"==typeof i?a[o]=e.configMerge(a[o],i):a[o]=i)}),a},e.getValueAtIndexOrDefault=function(t,i,s){return void 0===t||null===t?s:e.isArray(t)?i=0;s--){var a=t[s];if(e(a))return a}},e.inherits=function(t){var i=this,s=t&&t.hasOwnProperty("constructor")?t.constructor:function(){return i.apply(this,arguments)},a=function(){this.constructor=s};return a.prototype=i.prototype,s.prototype=new a,s.extend=e.inherits,t&&e.extend(s.prototype,t),s.__super__=i.prototype,s},e.noop=function(){},e.uid=function(){var t=0;return function(){return"chart-"+t++}}(),e.warn=function(t){console&&"function"==typeof console.warn&&console.warn(t)},e.isNumber=function(t){return!isNaN(parseFloat(t))&&isFinite(t)},e.almostEquals=function(t,e,i){return Math.abs(t-e)0?1:-1)},e.log10=function(t){return Math.log10?Math.log10(t):Math.log(t)/Math.LN10},e.toRadians=function(t){return t*(Math.PI/180)},e.toDegrees=function(t){return t*(180/Math.PI)},e.getAngleFromPoint=function(t,e){var i=e.x-t.x,s=e.y-t.y,a=Math.sqrt(i*i+s*s),o=Math.atan2(s,i);return o<-.5*Math.PI&&(o+=2*Math.PI),{angle:o,distance:a}},e.aliasPixel=function(t){return t%2===0?0:.5},e.splineCurve=function(t,e,i,s){var a=t.skip?e:t,o=e,n=i.skip?e:i,r=Math.sqrt(Math.pow(o.x-a.x,2)+Math.pow(o.y-a.y,2)),l=Math.sqrt(Math.pow(n.x-o.x,2)+Math.pow(n.y-o.y,2)),h=r/(r+l),c=l/(r+l);h=isNaN(h)?0:h,c=isNaN(c)?0:c;var u=s*h,d=s*c;return{previous:{x:o.x-u*(n.x-a.x),y:o.y-u*(n.y-a.y)},next:{x:o.x+d*(n.x-a.x),y:o.y+d*(n.y-a.y)}}},e.nextItem=function(t,e,i){return i?e>=t.length-1?t[0]:t[e+1]:e>=t.length-1?t[t.length-1]:t[e+1]},e.previousItem=function(t,e,i){return i?0>=e?t[t.length-1]:t[e-1]:0>=e?t[0]:t[e-1]},e.niceNum=function(t,i){var s,a=Math.floor(e.log10(t)),o=t/Math.pow(10,a);return s=i?1.5>o?1:3>o?2:7>o?5:10:1>=o?1:2>=o?2:5>=o?5:10,s*Math.pow(10,a)};var i=e.easingEffects={linear:function(t){return t},easeInQuad:function(t){return t*t},easeOutQuad:function(t){return-1*t*(t-2)},easeInOutQuad:function(t){return(t/=.5)<1?.5*t*t:-0.5*(--t*(t-2)-1)},easeInCubic:function(t){return t*t*t},easeOutCubic:function(t){return 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window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){return window.setTimeout(t,1e3/60)}}(),e.cancelAnimFrame=function(){return window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||window.msCancelAnimationFrame||function(t){return window.clearTimeout(t,1e3/60)}}(),e.getRelativePosition=function(t,i){var s,a,o=t.originalEvent||t,n=t.currentTarget||t.srcElement,r=n.getBoundingClientRect();o.touches&&o.touches.length>0?(s=o.touches[0].clientX,a=o.touches[0].clientY):(s=o.clientX,a=o.clientY);var l=parseFloat(e.getStyle(n,"padding-left")),h=parseFloat(e.getStyle(n,"padding-top")),c=parseFloat(e.getStyle(n,"padding-right")),u=parseFloat(e.getStyle(n,"padding-bottom")),d=r.right-r.left-l-c,f=r.bottom-r.top-h-u;return s=Math.round((s-r.left-l)/d*n.width/i.currentDevicePixelRatio),a=Math.round((a-r.top-h)/f*n.height/i.currentDevicePixelRatio),{x:s,y:a}},e.addEvent=function(t,e,i){t.addEventListener?t.addEventListener(e,i):t.attachEvent?t.attachEvent("on"+e,i):t["on"+e]=i},e.removeEvent=function(t,i,s){t.removeEventListener?t.removeEventListener(i,s,!1):t.detachEvent?t.detachEvent("on"+i,s):t["on"+i]=e.noop},e.bindEvents=function(t,i,s){t.events||(t.events={}),e.each(i,function(i){t.events[i]=function(){s.apply(t,arguments)},e.addEvent(t.chart.canvas,i,t.events[i])})},e.unbindEvents=function(t,i){e.each(i,function(i,s){e.removeEvent(t.chart.canvas,s,i)})},e.getConstraintWidth=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-width"],s=document.defaultView.getComputedStyle(t.parentNode)["max-width"],a=null!==i&&"none"!==i,o=null!==s&&"none"!==s;return(a||o)&&(e=Math.min(a?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(s,10):Number.POSITIVE_INFINITY)), -e},e.getConstraintHeight=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-height"],s=document.defaultView.getComputedStyle(t.parentNode)["max-height"],a=null!==i&&"none"!==i,o=null!==s&&"none"!==s;return(i||s)&&(e=Math.min(a?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(s,10):Number.POSITIVE_INFINITY)),e},e.getMaximumWidth=function(t){var i=t.parentNode,s=parseInt(e.getStyle(i,"padding-left"))+parseInt(e.getStyle(i,"padding-right")),a=i.clientWidth-s,o=e.getConstraintWidth(t);return void 0!==o&&(a=Math.min(a,o)),a},e.getMaximumHeight=function(t){var i=t.parentNode,s=parseInt(e.getStyle(i,"padding-top"))+parseInt(e.getStyle(i,"padding-bottom")),a=i.clientHeight-s,o=e.getConstraintHeight(t);return void 0!==o&&(a=Math.min(a,o)),a},e.getStyle=function(t,e){return t.currentStyle?t.currentStyle[e]:document.defaultView.getComputedStyle(t,null).getPropertyValue(e)},e.retinaScale=function(t){var e=t.ctx,i=t.canvas.width,s=t.canvas.height,a=t.currentDevicePixelRatio=window.devicePixelRatio||1;1!==a&&(e.canvas.height=s*a,e.canvas.width=i*a,e.scale(a,a),t.originalDevicePixelRatio=t.originalDevicePixelRatio||a),e.canvas.style.width=i+"px",e.canvas.style.height=s+"px"},e.clear=function(t){t.ctx.clearRect(0,0,t.width,t.height)},e.fontString=function(t,e,i){return e+" "+t+"px "+i},e.longestText=function(t,i,s,a){a=a||{},a.data=a.data||{},a.garbageCollect=a.garbageCollect||[],a.font!==i&&(a.data={},a.garbageCollect=[],a.font=i),t.font=i;var o=0;e.each(s,function(e){var i=a.data[e];i||(i=a.data[e]=t.measureText(e).width,a.garbageCollect.push(e)),i>o&&(o=i)});var n=a.garbageCollect.length/2;if(n>s.length){for(var r=0;n>r;r++)delete a.data[a.garbageCollect[r]];a.garbageCollect.splice(0,n)}return o},e.drawRoundedRectangle=function(t,e,i,s,a,o){t.beginPath(),t.moveTo(e+o,i),t.lineTo(e+s-o,i),t.quadraticCurveTo(e+s,i,e+s,i+o),t.lineTo(e+s,i+a-o),t.quadraticCurveTo(e+s,i+a,e+s-o,i+a),t.lineTo(e+o,i+a),t.quadraticCurveTo(e,i+a,e,i+a-o),t.lineTo(e,i+o),t.quadraticCurveTo(e,i,e+o,i),t.closePath()},e.color=function(t){return s?s(t):(console.log("Color.js not found!"),t)},e.addResizeListener=function(t,e){var i=document.createElement("iframe"),s="chartjs-hidden-iframe";i.classlist?i.classlist.add(s):i.setAttribute("class",s),i.style.width="100%",i.style.display="block",i.style.border=0,i.style.height=0,i.style.margin=0,i.style.position="absolute",i.style.left=0,i.style.right=0,i.style.top=0,i.style.bottom=0,t.insertBefore(i,t.firstChild),(i.contentWindow||i).onresize=function(){e&&e()}},e.removeResizeListener=function(t){var e=t.querySelector(".chartjs-hidden-iframe");e&&e.parentNode.removeChild(e)},e.isArray=function(t){return Array.isArray?Array.isArray(t):"[object Array]"===Object.prototype.toString.call(t)},e.pushAllIfDefined=function(t,i){"undefined"!=typeof t&&(e.isArray(t)?i.push.apply(i,t):i.push(t))},e.isDatasetVisible=function(t){return!t.hidden},e.callCallback=function(t,e,i){t&&"function"==typeof t.call&&t.apply(i,e)}}},{"chartjs-color":1}],26:[function(t,e,i){"use strict";e.exports=function(){var t=function(e,i){this.config=i,e.length&&e[0].getContext&&(e=e[0]),e.getContext&&(e=e.getContext("2d")),this.ctx=e,this.canvas=e.canvas,this.width=e.canvas.width||parseInt(t.helpers.getStyle(e.canvas,"width"))||t.helpers.getMaximumWidth(e.canvas),this.height=e.canvas.height||parseInt(t.helpers.getStyle(e.canvas,"height"))||t.helpers.getMaximumHeight(e.canvas),this.aspectRatio=this.width/this.height,(isNaN(this.aspectRatio)||isFinite(this.aspectRatio)===!1)&&(this.aspectRatio=void 0!==i.aspectRatio?i.aspectRatio:2),this.originalCanvasStyleWidth=e.canvas.style.width,this.originalCanvasStyleHeight=e.canvas.style.height,t.helpers.retinaScale(this),i&&(this.controller=new t.Controller(this));var s=this;return t.helpers.addResizeListener(e.canvas.parentNode,function(){s.controller&&s.controller.config.options.responsive&&s.controller.resize()}),this.controller?this.controller:this};return t.defaults={global:{responsive:!0,responsiveAnimationDuration:0,maintainAspectRatio:!0,events:["mousemove","mouseout","click","touchstart","touchmove"],hover:{onHover:null,mode:"single",animationDuration:400},onClick:null,defaultColor:"rgba(0,0,0,0.1)",defaultFontColor:"#666",defaultFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",defaultFontSize:12,defaultFontStyle:"normal",showLines:!0,elements:{},legendCallback:function(t){var e=[];e.push('
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"),e.join("")}}},t}},{}],27:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.layoutService={defaults:{},addBox:function(t,e){t.boxes||(t.boxes=[]),t.boxes.push(e)},removeBox:function(t,e){t.boxes&&t.boxes.splice(t.boxes.indexOf(e),1)},update:function(t,i,s){function a(t){var e,i=t.isHorizontal();i?(e=t.update(t.options.fullWidth?g:_,y),k-=e.height):(e=t.update(x,v),_-=e.width),D.push({horizontal:i,minSize:e,box:t})}function o(t){var i=e.findNextWhere(D,function(e){return e.box===t});if(i)if(t.isHorizontal()){var s={left:S,right:w,top:0,bottom:0};t.update(t.options.fullWidth?g:_,p/2,s)}else t.update(i.minSize.width,k)}function n(t){var i=e.findNextWhere(D,function(e){return e.box===t}),s={left:0,right:0,top:C,bottom:M};i&&t.update(i.minSize.width,k,s)}function r(t){t.isHorizontal()?(t.left=t.options.fullWidth?l:S,t.right=t.options.fullWidth?i-l:S+_,t.top=F,t.bottom=F+t.height,F=t.bottom):(t.left=I,t.right=I+t.width,t.top=C,t.bottom=C+k,I=t.right)}if(t){var l=i>30?5:2,h=s>30?5:2,c=e.where(t.boxes,function(t){return"left"===t.options.position}),u=e.where(t.boxes,function(t){return"right"===t.options.position}),d=e.where(t.boxes,function(t){return"top"===t.options.position}),f=e.where(t.boxes,function(t){return"bottom"===t.options.position}),m=e.where(t.boxes,function(t){return"chartArea"===t.options.position});d.sort(function(t,e){return(e.options.fullWidth?1:0)-(t.options.fullWidth?1:0)}),f.sort(function(t,e){return(t.options.fullWidth?1:0)-(e.options.fullWidth?1:0)});var g=i-2*l,p=s-2*h,b=g/2,v=p/2,x=(i-b)/(c.length+u.length),y=(s-v)/(d.length+f.length),_=g,k=p,D=[];e.each(c.concat(u,d,f),a);var S=l,w=l,C=h,M=h;e.each(c.concat(u),o),e.each(c,function(t){S+=t.width}),e.each(u,function(t){w+=t.width}),e.each(d.concat(f),o),e.each(d,function(t){C+=t.height}),e.each(f,function(t){M+=t.height}),e.each(c.concat(u),n),S=l,w=l,C=h,M=h,e.each(c,function(t){S+=t.width}),e.each(u,function(t){w+=t.width}),e.each(d,function(t){C+=t.height}),e.each(f,function(t){M+=t.height});var A=s-C-M,T=i-S-w;T===_&&A===k||(e.each(c,function(t){t.height=A}),e.each(u,function(t){t.height=A}),e.each(d,function(t){t.width=T}),e.each(f,function(t){t.width=T}),k=A,_=T);var I=l,F=h;e.each(c.concat(d),r),I+=_,F+=k,e.each(u,r),e.each(f,r),t.chartArea={left:S,top:C,right:S+_,bottom:C+k},e.each(m,function(e){e.left=t.chartArea.left,e.top=t.chartArea.top,e.right=t.chartArea.right,e.bottom=t.chartArea.bottom,e.update(_,k)})}}}}},{}],28:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.legend={display:!0,position:"top",fullWidth:!0,reverse:!1,onClick:function(t,e){var i=this.chart.data.datasets[e.datasetIndex];i.hidden=!i.hidden,this.chart.update()},labels:{boxWidth:40,padding:10,generateLabels:function(t){return t.datasets.map(function(t,e){return{text:t.label,fillStyle:t.backgroundColor,hidden:t.hidden,lineCap:t.borderCapStyle,lineDash:t.borderDash,lineDashOffset:t.borderDashOffset,lineJoin:t.borderJoinStyle,lineWidth:t.borderWidth,strokeStyle:t.borderColor,datasetIndex:e}},this)}}},t.Legend=t.Element.extend({initialize:function(t){e.extend(this,t),this.legendHitBoxes=[],this.doughnutMode=!1},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:function(){this.legendItems=this.options.labels.generateLabels.call(this,this.chart.data),this.options.reverse&&this.legendItems.reverse()},afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=this.ctx,s=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),o=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),n=e.fontString(s,a,o);if(this.legendHitBoxes=[],this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.display&&this.isHorizontal()){this.lineWidths=[0];var r=this.legendItems.length?s+this.options.labels.padding:0;i.textAlign="left",i.textBaseline="top",i.font=n,e.each(this.legendItems,function(t,e){var a=this.options.labels.boxWidth+s/2+i.measureText(t.text).width;this.lineWidths[this.lineWidths.length-1]+a+this.options.labels.padding>=this.width&&(r+=s+this.options.labels.padding,this.lineWidths[this.lineWidths.length]=this.left),this.legendHitBoxes[e]={left:0,top:0,width:a,height:s},this.lineWidths[this.lineWidths.length-1]+=a+this.options.labels.padding},this),this.minSize.height+=r}this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i=this.ctx,s={x:this.left+(this.width-this.lineWidths[0])/2,y:this.top+this.options.labels.padding,line:0},a=e.getValueOrDefault(this.options.labels.fontColor,t.defaults.global.defaultFontColor),o=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),n=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),r=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),l=e.fontString(o,n,r);this.isHorizontal()&&(i.textAlign="left",i.textBaseline="top",i.lineWidth=.5,i.strokeStyle=a,i.fillStyle=a,i.font=l,e.each(this.legendItems,function(e,a){var n=i.measureText(e.text).width,r=this.options.labels.boxWidth+o/2+n;s.x+r>=this.width&&(s.y+=o+this.options.labels.padding,s.line++,s.x=this.left+(this.width-this.lineWidths[s.line])/2),i.save();var l=function(t,e){return void 0!==t?t:e};i.fillStyle=l(e.fillStyle,t.defaults.global.defaultColor),i.lineCap=l(e.lineCap,t.defaults.global.elements.line.borderCapStyle),i.lineDashOffset=l(e.lineDashOffset,t.defaults.global.elements.line.borderDashOffset),i.lineJoin=l(e.lineJoin,t.defaults.global.elements.line.borderJoinStyle),i.lineWidth=l(e.lineWidth,t.defaults.global.elements.line.borderWidth),i.strokeStyle=l(e.strokeStyle,t.defaults.global.defaultColor),i.setLineDash&&i.setLineDash(l(e.lineDash,t.defaults.global.elements.line.borderDash)),i.strokeRect(s.x,s.y,this.options.labels.boxWidth,o),i.fillRect(s.x,s.y,this.options.labels.boxWidth,o),i.restore(),this.legendHitBoxes[a].left=s.x,this.legendHitBoxes[a].top=s.y,i.fillText(e.text,this.options.labels.boxWidth+o/2+s.x,s.y),e.hidden&&(i.beginPath(),i.lineWidth=2,i.moveTo(this.options.labels.boxWidth+o/2+s.x,s.y+o/2),i.lineTo(this.options.labels.boxWidth+o/2+s.x+n,s.y+o/2),i.stroke()),s.x+=r+this.options.labels.padding},this))}},handleEvent:function(t){var i=e.getRelativePosition(t,this.chart.chart);if(i.x>=this.left&&i.x<=this.right&&i.y>=this.top&&i.y<=this.bottom)for(var s=0;s=a.left&&i.x<=a.left+a.width&&i.y>=a.top&&i.y<=a.top+a.height){this.options.onClick&&this.options.onClick.call(this,t,this.legendItems[s]);break}}}})}},{}],29:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.scale={display:!0,gridLines:{display:!0,color:"rgba(0, 0, 0, 0.1)",lineWidth:1,drawOnChartArea:!0,drawTicks:!0,zeroLineWidth:1,zeroLineColor:"rgba(0,0,0,0.25)",offsetGridLines:!1},scaleLabel:{labelString:"",display:!1},ticks:{beginAtZero:!1,maxRotation:90,mirror:!1,padding:10,reverse:!1,display:!0,autoSkip:!0,autoSkipPadding:20,callback:function(t){return""+t}}},t.Scale=t.Element.extend({beforeUpdate:function(){e.callCallback(this.options.beforeUpdate,[this])},update:function(t,i,s){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=i,this.margins=e.extend({left:0,right:0,top:0,bottom:0},s),this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeDataLimits(),this.determineDataLimits(),this.afterDataLimits(),this.beforeBuildTicks(),this.buildTicks(),this.afterBuildTicks(),this.beforeTickToLabelConversion(),this.convertTicksToLabels(),this.afterTickToLabelConversion(),this.beforeCalculateTickRotation(),this.calculateTickRotation(),this.afterCalculateTickRotation(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:function(){e.callCallback(this.options.afterUpdate,[this])},beforeSetDimensions:function(){e.callCallback(this.options.beforeSetDimensions,[this])},setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0},afterSetDimensions:function(){e.callCallback(this.options.afterSetDimensions,[this])},beforeDataLimits:function(){e.callCallback(this.options.beforeDataLimits,[this])},determineDataLimits:e.noop,afterDataLimits:function(){e.callCallback(this.options.afterDataLimits,[this])},beforeBuildTicks:function(){e.callCallback(this.options.beforeBuildTicks,[this])},buildTicks:e.noop,afterBuildTicks:function(){e.callCallback(this.options.afterBuildTicks,[this])},beforeTickToLabelConversion:function(){e.callCallback(this.options.beforeTickToLabelConversion,[this])},convertTicksToLabels:function(){this.ticks=this.ticks.map(function(t,e,i){return this.options.ticks.userCallback?this.options.ticks.userCallback(t,e,i):this.options.ticks.callback(t,e,i)},this)},afterTickToLabelConversion:function(){e.callCallback(this.options.afterTickToLabelConversion,[this])},beforeCalculateTickRotation:function(){e.callCallback(this.options.beforeCalculateTickRotation,[this])},calculateTickRotation:function(){var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,s,a);this.ctx.font=o;var n,r=this.ctx.measureText(this.ticks[0]).width,l=this.ctx.measureText(this.ticks[this.ticks.length-1]).width;if(this.labelRotation=0,this.paddingRight=0,this.paddingLeft=0,this.options.display&&this.isHorizontal()){this.paddingRight=l/2+3,this.paddingLeft=r/2+3,this.longestTextCache||(this.longestTextCache={});for(var h,c,u=e.longestText(this.ctx,o,this.ticks,this.longestTextCache),d=u,f=this.getPixelForTick(1)-this.getPixelForTick(0)-6;d>f&&this.labelRotationthis.yLabelWidth&&(this.paddingLeft=n+i/2),this.paddingRight=i/2,c*u>this.maxHeight){this.labelRotation--;break}this.labelRotation++,d=h*u}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0))},afterCalculateTickRotation:function(){e.callCallback(this.options.afterCalculateTickRotation,[this])},beforeFit:function(){e.callCallback(this.options.beforeFit,[this])},fit:function(){this.minSize={width:0,height:0};var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,s,a),n=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(n,r,l);if(this.isHorizontal()?this.minSize.width=this.isFullWidth()?this.maxWidth-this.margins.left-this.margins.right:this.maxWidth:this.minSize.width=this.options.gridLines.display&&this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.gridLines.display&&this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.scaleLabel.display&&(this.isHorizontal()?this.minSize.height+=1.5*n:this.minSize.width+=1.5*n),this.options.ticks.display&&this.options.display){this.longestTextCache||(this.longestTextCache={});var h=e.longestText(this.ctx,o,this.ticks,this.longestTextCache);if(this.isHorizontal()){this.longestLabelWidth=h;var c=Math.sin(e.toRadians(this.labelRotation))*this.longestLabelWidth+1.5*i;this.minSize.height=Math.min(this.maxHeight,this.minSize.height+c),this.ctx.font=o;var u=this.ctx.measureText(this.ticks[0]).width,d=this.ctx.measureText(this.ticks[this.ticks.length-1]).width,f=Math.cos(e.toRadians(this.labelRotation)),m=Math.sin(e.toRadians(this.labelRotation));this.paddingLeft=0!==this.labelRotation?f*u+3:u/2+3,this.paddingRight=0!==this.labelRotation?m*(i/2)+3:d/2+3}else{var g=this.maxWidth-this.minSize.width;this.options.ticks.mirror||(h+=this.options.ticks.padding),g>h?this.minSize.width+=h:this.minSize.width=this.maxWidth,this.paddingTop=i/2,this.paddingBottom=i/2}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingTop=Math.max(this.paddingTop-this.margins.top,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0),this.paddingBottom=Math.max(this.paddingBottom-this.margins.bottom,0)),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:function(){e.callCallback(this.options.afterFit,[this])},isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},isFullWidth:function(){return this.options.fullWidth},getRightValue:function i(t){return null===t||"undefined"==typeof t?NaN:"number"==typeof t&&isNaN(t)?NaN:"object"==typeof t?t instanceof Date?t:i(this.isHorizontal()?t.x:t.y):t},getLabelForIndex:e.noop,getPixelForValue:e.noop,getPixelForTick:function(t,e){if(this.isHorizontal()){var i=this.width-(this.paddingLeft+this.paddingRight),s=i/Math.max(this.ticks.length-(this.options.gridLines.offsetGridLines?0:1),1),a=s*t+this.paddingLeft;e&&(a+=s/2);var o=this.left+Math.round(a);return o+=this.isFullWidth()?this.margins.left:0}var n=this.height-(this.paddingTop+this.paddingBottom);return this.top+t*(n/(this.ticks.length-1))},getPixelForDecimal:function(t){if(this.isHorizontal()){var e=this.width-(this.paddingLeft+this.paddingRight),i=e*t+this.paddingLeft,s=this.left+Math.round(i);return s+=this.isFullWidth()?this.margins.left:0}return this.top+t*this.height},draw:function(i){if(this.options.display){var s,a,o,n,r,l=0!==this.labelRotation,h=this.options.ticks.autoSkip;this.options.ticks.maxTicksLimit&&(r=this.options.ticks.maxTicksLimit);var c=e.getValueOrDefault(this.options.ticks.fontColor,t.defaults.global.defaultFontColor),u=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),d=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),f=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),m=e.fontString(u,d,f),g=e.getValueOrDefault(this.options.scaleLabel.fontColor,t.defaults.global.defaultFontColor),p=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),b=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),v=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily),x=e.fontString(p,b,v),y=Math.cos(e.toRadians(this.labelRotation)),_=(Math.sin(e.toRadians(this.labelRotation)),this.longestLabelWidth*y);if(this.ctx.fillStyle=c,this.isHorizontal()){s=!0;var k="bottom"===this.options.position?this.top:this.bottom-10,D="bottom"===this.options.position?this.top+10:this.bottom;if(a=!1,(_/2+this.options.ticks.autoSkipPadding)*this.ticks.length>this.width-(this.paddingLeft+this.paddingRight)&&(a=1+Math.floor((_/2+this.options.ticks.autoSkipPadding)*this.ticks.length/(this.width-(this.paddingLeft+this.paddingRight)))),r&&this.ticks.length>r)for(;!a||this.ticks.length/(a||1)>r;)a||(a=1),a+=1;h||(a=!1),e.each(this.ticks,function(t,o){var n=this.ticks.length===o+1,r=a>1&&o%a>0||o%a===0&&o+a>this.ticks.length;if((!r||n)&&void 0!==t&&null!==t){var h=this.getPixelForTick(o),c=this.getPixelForTick(o,this.options.gridLines.offsetGridLines);this.options.gridLines.display&&(o===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,s=!0):s&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,s=!1),h+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(h,k),this.ctx.lineTo(h,D)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(h,i.top),this.ctx.lineTo(h,i.bottom)),this.ctx.stroke()),this.options.ticks.display&&(this.ctx.save(),this.ctx.translate(c,l?this.top+12:"top"===this.options.position?this.bottom-10:this.top+10),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=m,this.ctx.textAlign=l?"right":"center",this.ctx.textBaseline=l?"middle":"top"===this.options.position?"bottom":"top",this.ctx.fillText(t,0,0),this.ctx.restore())}},this),this.options.scaleLabel.display&&(this.ctx.textAlign="center",this.ctx.textBaseline="middle",this.ctx.fillStyle=g,this.ctx.font=x,o=this.left+(this.right-this.left)/2,n="bottom"===this.options.position?this.bottom-p/2:this.top+p/2,this.ctx.fillText(this.options.scaleLabel.labelString,o,n))}else{s=!0;var S="right"===this.options.position?this.left:this.right-5,w="right"===this.options.position?this.left+5:this.right;if(e.each(this.ticks,function(t,a){if(void 0!==t&&null!==t){var o=this.getPixelForTick(a);if(this.options.gridLines.display&&(a===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,s=!0):s&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,s=!1),o+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(S,o),this.ctx.lineTo(w,o)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(i.left,o),this.ctx.lineTo(i.right,o)),this.ctx.stroke()),this.options.ticks.display){var n,r=this.getPixelForTick(a,this.options.gridLines.offsetGridLines);this.ctx.save(),"left"===this.options.position?this.options.ticks.mirror?(n=this.right+this.options.ticks.padding,this.ctx.textAlign="left"):(n=this.right-this.options.ticks.padding,this.ctx.textAlign="right"):this.options.ticks.mirror?(n=this.left-this.options.ticks.padding,this.ctx.textAlign="right"):(n=this.left+this.options.ticks.padding,this.ctx.textAlign="left"),this.ctx.translate(n,r),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=m,this.ctx.textBaseline="middle",this.ctx.fillText(t,0,0),this.ctx.restore()}}},this),this.options.scaleLabel.display){o="left"===this.options.position?this.left+p/2:this.right-p/2,n=this.top+(this.bottom-this.top)/2;var C="left"===this.options.position?-.5*Math.PI:.5*Math.PI;this.ctx.save(),this.ctx.translate(o,n),this.ctx.rotate(C),this.ctx.textAlign="center",this.ctx.fillStyle=g,this.ctx.font=x,this.ctx.textBaseline="middle",this.ctx.fillText(this.options.scaleLabel.labelString,0,0),this.ctx.restore()}}this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color;var M=this.left,A=this.right,T=this.top,I=this.bottom;this.isHorizontal()?(T=I="top"===this.options.position?this.bottom:this.top,T+=e.aliasPixel(this.ctx.lineWidth),I+=e.aliasPixel(this.ctx.lineWidth)):(M=A="left"===this.options.position?this.right:this.left,M+=e.aliasPixel(this.ctx.lineWidth),A+=e.aliasPixel(this.ctx.lineWidth)),this.ctx.beginPath(),this.ctx.moveTo(M,T),this.ctx.lineTo(A,I),this.ctx.stroke()}}})}},{}],30:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.scaleService={constructors:{},defaults:{},registerScaleType:function(t,i,s){this.constructors[t]=i,this.defaults[t]=e.clone(s)},getScaleConstructor:function(t){return this.constructors.hasOwnProperty(t)?this.constructors[t]:void 0},getScaleDefaults:function(i){return this.defaults.hasOwnProperty(i)?e.scaleMerge(t.defaults.scale,this.defaults[i]):{}},addScalesToLayout:function(i){e.each(i.scales,function(e){t.layoutService.addBox(i,e)})}}}},{}],31:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.title={display:!1,position:"top",fullWidth:!0,fontStyle:"bold",padding:10,text:""},t.Title=t.Element.extend({initialize:function(i){e.extend(this,i),this.options=e.configMerge(t.defaults.global.title,i.options),this.legendHitBoxes=[]},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:e.noop,afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=(this.ctx,e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize)),s=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(i,s,a);this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=0,this.isHorizontal()?this.minSize.height=0:this.minSize.height=this.maxHeight,this.isHorizontal()?this.options.display&&(this.minSize.height+=i+2*this.options.padding):this.options.display&&(this.minSize.width+=i+2*this.options.padding),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i,s,a=this.ctx,o=e.getValueOrDefault(this.options.fontColor,t.defaults.global.defaultFontColor),n=e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily),h=e.fontString(n,r,l);if(a.fillStyle=o,a.font=h,this.isHorizontal())a.textAlign="center",a.textBaseline="middle",i=this.left+(this.right-this.left)/2,s=this.top+(this.bottom-this.top)/2,a.fillText(this.options.text,i,s);else{i="left"===this.options.position?this.left+n/2:this.right-n/2,s=this.top+(this.bottom-this.top)/2;var c="left"===this.options.position?-.5*Math.PI:.5*Math.PI;a.save(),a.translate(i,s),a.rotate(c),a.textAlign="center",a.textBaseline="middle",a.fillText(this.options.text,0,0),a.restore()}}}})}},{}],32:[function(t,e,i){"use strict";e.exports=function(t){function e(t,e){return e&&(i.isArray(e)?t=t.concat(e):t.push(e)),t}var i=t.helpers;t.defaults.global.tooltips={enabled:!0,custom:null,mode:"single",backgroundColor:"rgba(0,0,0,0.8)",titleFontStyle:"bold",titleSpacing:2,titleMarginBottom:6,titleColor:"#fff",titleAlign:"left",bodySpacing:2,bodyColor:"#fff",bodyAlign:"left",footerFontStyle:"bold",footerSpacing:2,footerMarginTop:6,footerColor:"#fff",footerAlign:"left",yPadding:6,xPadding:6,yAlign:"center",xAlign:"center",caretSize:5,cornerRadius:6,multiKeyBackground:"#fff",callbacks:{beforeTitle:i.noop,title:function(t,e){var i="";return t.length>0&&(t[0].xLabel?i=t[0].xLabel:e.labels.length>0&&t[0].indexthis._chart.height-t.height&&(this._model.yAlign="bottom");var e,i,s,a,o,n=this,r=(this._chartInstance.chartArea.left+this._chartInstance.chartArea.right)/2,l=(this._chartInstance.chartArea.top+this._chartInstance.chartArea.bottom)/2;"center"===this._model.yAlign?(e=function(t){return r>=t},i=function(t){return t>r}):(e=function(e){return e<=t.width/2},i=function(e){return e>=n._chart.width-t.width/2}),s=function(e){return e+t.width>n._chart.width},a=function(e){return e-t.width<0},o=function(t){return l>=t?"top":"bottom"},e(this._model.x)?(this._model.xAlign="left",s(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y))):i(this._model.x)&&(this._model.xAlign="right",a(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y)))},getBackgroundPoint:function(t,e){var i={x:t.x,y:t.y};return"right"===t.xAlign?i.x-=e.width:"center"===t.xAlign&&(i.x-=e.width/2),"top"===t.yAlign?i.y+=t.caretPadding+t.caretSize:"bottom"===t.yAlign?i.y-=e.height+t.caretPadding+t.caretSize:i.y-=e.height/2,"center"===t.yAlign?"left"===t.xAlign?i.x+=t.caretPadding+t.caretSize:"right"===t.xAlign&&(i.x-=t.caretPadding+t.caretSize):"left"===t.xAlign?i.x-=t.cornerRadius+t.caretPadding:"right"===t.xAlign&&(i.x+=t.cornerRadius+t.caretPadding),i},drawCaret:function(t,e,s,a){var o,n,r,l,h,c,u=this._view,d=this._chart.ctx;"center"===u.yAlign?("left"===u.xAlign?(o=t.x,n=o-u.caretSize,r=o):(o=t.x+e.width,n=o+u.caretSize,r=o),h=t.y+e.height/2,l=h-u.caretSize,c=h+u.caretSize):("left"===u.xAlign?(o=t.x+u.cornerRadius,n=o+u.caretSize,r=n+u.caretSize):"right"===u.xAlign?(o=t.x+e.width-u.cornerRadius,n=o-u.caretSize,r=n-u.caretSize):(n=t.x+e.width/2,o=n-u.caretSize,r=n+u.caretSize),"top"===u.yAlign?(l=t.y,h=l-u.caretSize,c=l):(l=t.y+e.height,h=l+u.caretSize,c=l));var f=i.color(u.backgroundColor);d.fillStyle=f.alpha(s*f.alpha()).rgbString(),d.beginPath(),d.moveTo(o,l),d.lineTo(n,h),d.lineTo(r,c),d.closePath(),d.fill()},drawTitle:function(t,e,s,a){if(e.title.length){s.textAlign=e._titleAlign,s.textBaseline="top";var o=i.color(e.titleColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.titleFontSize,e._titleFontStyle,e._titleFontFamily),i.each(e.title,function(i,a){s.fillText(i,t.x,t.y),t.y+=e.titleFontSize+e.titleSpacing,a+1===e.title.length&&(t.y+=e.titleMarginBottom-e.titleSpacing)})}},drawBody:function(t,e,s,a){s.textAlign=e._bodyAlign,s.textBaseline="top";var o=i.color(e.bodyColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.bodyFontSize,e._bodyFontStyle,e._bodyFontFamily),i.each(e.beforeBody,function(i){s.fillText(i,t.x,t.y),t.y+=e.bodyFontSize+e.bodySpacing}),i.each(e.body,function(o,n){"single"!==this._options.tooltips.mode&&(s.fillStyle=i.color(e.legendColorBackground).alpha(a).rgbaString(),s.fillRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),s.strokeStyle=i.color(e.labelColors[n].borderColor).alpha(a).rgbaString(),s.strokeRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),s.fillStyle=i.color(e.labelColors[n].backgroundColor).alpha(a).rgbaString(),s.fillRect(t.x+1,t.y+1,e.bodyFontSize-2,e.bodyFontSize-2),s.fillStyle=i.color(e.bodyColor).alpha(a).rgbaString()),s.fillText(o,t.x+("single"!==this._options.tooltips.mode?e.bodyFontSize+2:0),t.y),t.y+=e.bodyFontSize+e.bodySpacing},this),i.each(e.afterBody,function(i){s.fillText(i,t.x,t.y),t.y+=e.bodyFontSize}),t.y-=e.bodySpacing},drawFooter:function(t,e,s,a){if(e.footer.length){t.y+=e.footerMarginTop,s.textAlign=e._footerAlign,s.textBaseline="top";var o=i.color(e.footerColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.footerFontSize,e._footerFontStyle,e._footerFontFamily),i.each(e.footer,function(i){s.fillText(i,t.x,t.y),t.y+=e.footerFontSize+e.footerSpacing})}},draw:function(){var t=this._chart.ctx,e=this._view;if(0!==e.opacity){var s=e.caretPadding,a=this.getTooltipSize(e),o={x:e.x,y:e.y},n=Math.abs(e.opacity<.001)?0:e.opacity;if(this._options.tooltips.enabled){var r=i.color(e.backgroundColor);t.fillStyle=r.alpha(n*r.alpha()).rgbString(),i.drawRoundedRectangle(t,o.x,o.y,a.width,a.height,e.cornerRadius),t.fill(),this.drawCaret(o,a,n,s),o.x+=e.xPadding,o.y+=e.yPadding,this.drawTitle(o,e,t,n),this.drawBody(o,e,t,n),this.drawFooter(o,e,t,n)}}}})}},{}],33:[function(t,e,i){"use strict";e.exports=function(t,e){var i=t.helpers;t.defaults.global.elements.arc={backgroundColor:t.defaults.global.defaultColor,borderColor:"#fff",borderWidth:2},t.elements.Arc=t.Element.extend({inLabelRange:function(t){var e=this._view;return e?Math.pow(t-e.x,2)1.5*Math.PI?s.startAngle-2*Math.PI:s.startAngle,n=s.endAngle<-.5*Math.PI?s.endAngle+2*Math.PI:s.endAngle>1.5*Math.PI?s.endAngle-2*Math.PI:s.endAngle,r=a.angle>=o&&a.angle<=n,l=a.distance>=s.innerRadius&&a.distance<=s.outerRadius;return r&&l}return!1},tooltipPosition:function(){var t=this._view,e=t.startAngle+(t.endAngle-t.startAngle)/2,i=(t.outerRadius-t.innerRadius)/2+t.innerRadius;return{x:t.x+Math.cos(e)*i,y:t.y+Math.sin(e)*i}},draw:function(){var t=this._chart.ctx,e=this._view;t.beginPath(),t.arc(e.x,e.y,e.outerRadius,e.startAngle,e.endAngle),t.arc(e.x,e.y,e.innerRadius,e.endAngle,e.startAngle,!0),t.closePath(),t.strokeStyle=e.borderColor,t.lineWidth=e.borderWidth,t.fillStyle=e.backgroundColor,t.fill(),t.lineJoin="bevel",e.borderWidth&&t.stroke()}})}},{}],34:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.line={tension:.4,backgroundColor:t.defaults.global.defaultColor,borderWidth:3,borderColor:t.defaults.global.defaultColor,borderCapStyle:"butt",borderDash:[],borderDashOffset:0,borderJoinStyle:"miter",fill:!0},t.elements.Line=t.Element.extend({lineToNextPoint:function(t,e,i,s,a){var o=this._chart.ctx;e._view.skip?s.call(this,t,e,i):t._view.skip?a.call(this,t,e,i):0===e._view.tension?o.lineTo(e._view.x,e._view.y):o.bezierCurveTo(t._view.controlPointNextX,t._view.controlPointNextY,e._view.controlPointPreviousX,e._view.controlPointPreviousY,e._view.x,e._view.y)},draw:function(){function i(t){n._view.skip||r._view.skip?t&&o.lineTo(s._view.scaleZero.x,s._view.scaleZero.y):o.bezierCurveTo(r._view.controlPointNextX,r._view.controlPointNextY,n._view.controlPointPreviousX,n._view.controlPointPreviousY,n._view.x,n._view.y)}var s=this,a=this._view,o=this._chart.ctx,n=this._children[0],r=this._children[this._children.length-1];o.save(),this._children.length>0&&a.fill&&(o.beginPath(),e.each(this._children,function(t,i){var s=e.previousItem(this._children,i),n=e.nextItem(this._children,i);0===i?(this._loop?o.moveTo(a.scaleZero.x,a.scaleZero.y):o.moveTo(t._view.x,a.scaleZero),t._view.skip?this._loop||o.moveTo(n._view.x,this._view.scaleZero):o.lineTo(t._view.x,t._view.y)):this.lineToNextPoint(s,t,n,function(t,e,i){this._loop?o.lineTo(this._view.scaleZero.x,this._view.scaleZero.y):(o.lineTo(t._view.x,this._view.scaleZero),o.moveTo(i._view.x,this._view.scaleZero))},function(t,e){o.lineTo(e._view.x,e._view.y)})},this),this._loop?i(!0):(o.lineTo(this._children[this._children.length-1]._view.x,a.scaleZero),o.lineTo(this._children[0]._view.x,a.scaleZero)),o.fillStyle=a.backgroundColor||t.defaults.global.defaultColor,o.closePath(),o.fill()),o.lineCap=a.borderCapStyle||t.defaults.global.elements.line.borderCapStyle,o.setLineDash&&o.setLineDash(a.borderDash||t.defaults.global.elements.line.borderDash),o.lineDashOffset=a.borderDashOffset||t.defaults.global.elements.line.borderDashOffset,o.lineJoin=a.borderJoinStyle||t.defaults.global.elements.line.borderJoinStyle,o.lineWidth=a.borderWidth||t.defaults.global.elements.line.borderWidth,o.strokeStyle=a.borderColor||t.defaults.global.defaultColor,o.beginPath(),e.each(this._children,function(t,i){var s=e.previousItem(this._children,i),a=e.nextItem(this._children,i);0===i?o.moveTo(t._view.x,t._view.y):this.lineToNextPoint(s,t,a,function(t,e,i){o.moveTo(i._view.x,i._view.y)},function(t,e){o.moveTo(e._view.x,e._view.y)})},this),this._loop&&this._children.length>0&&i(),o.stroke(),o.restore()}})}},{}],35:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.point={radius:3,pointStyle:"circle",backgroundColor:t.defaults.global.defaultColor,borderWidth:1,borderColor:t.defaults.global.defaultColor,hitRadius:1,hoverRadius:4,hoverBorderWidth:1},t.elements.Point=t.Element.extend({inRange:function(t,e){var i=this._view;if(i){var s=i.hitRadius+i.radius;return Math.pow(t-i.x,2)+Math.pow(e-i.y,2)0){s.strokeStyle=i.borderColor||t.defaults.global.defaultColor,s.lineWidth=e.getValueOrDefault(i.borderWidth,t.defaults.global.elements.point.borderWidth),s.fillStyle=i.backgroundColor||t.defaults.global.defaultColor;var a,o,n=i.radius;switch(i.pointStyle){default:s.beginPath(),s.arc(i.x,i.y,n,0,2*Math.PI),s.closePath(),s.fill();break;case"triangle":s.beginPath();var r=3*n/Math.sqrt(3),l=r*Math.sqrt(3)/2;s.moveTo(i.x-r/2,i.y+l/3),s.lineTo(i.x+r/2,i.y+l/3),s.lineTo(i.x,i.y-2*l/3),s.closePath(),s.fill();break;case"rect":s.fillRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.strokeRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n);break;case"rectRot":s.translate(i.x,i.y),s.rotate(Math.PI/4),s.fillRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.strokeRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.setTransform(1,0,0,1,0,0);break;case"cross":s.beginPath(),s.moveTo(i.x,i.y+n),s.lineTo(i.x,i.y-n),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),s.closePath();break;case"crossRot":s.beginPath(),a=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,s.moveTo(i.x-a,i.y-o),s.lineTo(i.x+a,i.y+o),s.moveTo(i.x-a,i.y+o),s.lineTo(i.x+a,i.y-o),s.closePath();break;case"star":s.beginPath(),s.moveTo(i.x,i.y+n),s.lineTo(i.x,i.y-n),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),a=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,s.moveTo(i.x-a,i.y-o),s.lineTo(i.x+a,i.y+o),s.moveTo(i.x-a,i.y+o),s.lineTo(i.x+a,i.y-o),s.closePath();break;case"line":s.beginPath(),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),s.closePath();break;case"dash":s.beginPath(),s.moveTo(i.x,i.y),s.lineTo(i.x+n,i.y),s.closePath()}s.stroke()}}}})}},{}],36:[function(t,e,i){"use strict";e.exports=function(t){t.helpers;t.defaults.global.elements.rectangle={backgroundColor:t.defaults.global.defaultColor,borderWidth:0,borderColor:t.defaults.global.defaultColor,borderSkipped:"bottom"},t.elements.Rectangle=t.Element.extend({draw:function(){function t(t){return l[(c+t)%4]}var e=this._chart.ctx,i=this._view,s=i.width/2,a=i.x-s,o=i.x+s,n=i.base-(i.base-i.y),r=i.borderWidth/2;i.borderWidth&&(a+=r,o-=r,n+=r),e.beginPath(),e.fillStyle=i.backgroundColor,e.strokeStyle=i.borderColor,e.lineWidth=i.borderWidth;var l=[[a,i.base],[a,n],[o,n],[o,i.base]],h=["bottom","left","top","right"],c=h.indexOf(i.borderSkipped,0);-1===c&&(c=0),e.moveTo.apply(e,t(0));for(var u=1;4>u;u++)e.lineTo.apply(e,t(u));e.fill(),i.borderWidth&&e.stroke()},height:function(){var t=this._view;return t.base-t.y},inRange:function(t,e){var i=this._view,s=!1;return i&&(s=i.y=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.y&&e<=i.base:t>=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.base&&e<=i.y),s},inLabelRange:function(t){var e=this._view;return e?t>=e.x-e.width/2&&t<=e.x+e.width/2:!1},tooltipPosition:function(){var t=this._view;return{x:t.x,y:t.y}}})}},{}],37:[function(t,e,i){"use strict";e.exports=function(t){var e=(t.helpers,{position:"bottom"}),i=t.Scale.extend({buildTicks:function(t){this.ticks=this.chart.data.labels},getLabelForIndex:function(t,e){return this.ticks[t]},getPixelForValue:function(t,e,i,s){if(this.isHorizontal()){var a=this.width-(this.paddingLeft+this.paddingRight),o=a/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),n=o*e+this.paddingLeft;return this.options.gridLines.offsetGridLines&&s&&(n+=o/2),this.left+Math.round(n)}var r=this.height-(this.paddingTop+this.paddingBottom),l=r/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),h=l*e+this.paddingTop;return this.options.gridLines.offsetGridLines&&s&&(h+=l/2),this.top+Math.round(h)}});t.scaleService.registerScaleType("category",i,e)}},{}],38:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(t,i,s){var a=s[1]-s[0];Math.abs(a)>1&&t!==Math.floor(t)&&(a=t-Math.floor(t));var o=e.log10(Math.abs(a)),n="";if(0!==t){var r=-1*Math.floor(o);r=Math.max(Math.min(r,20),0),n=t.toFixed(r)}else n="0";return n}}},s=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={},i=!1,s=!1;e.each(this.chart.data.datasets,function(a){void 0===t[a.type]&&(t[a.type]={positiveValues:[],negativeValues:[]});var o=t[a.type].positiveValues,n=t[a.type].negativeValues;e.isDatasetVisible(a)&&(this.isHorizontal()?a.xAxisID===this.id:a.yAxisID===this.id)&&e.each(a.data,function(t,e){var a=+this.getRightValue(t);isNaN(a)||(o[e]=o[e]||0,n[e]=n[e]||0,this.options.relativePoints?o[e]=100:0>a?(s=!0,n[e]+=a):(i=!0,o[e]+=a))},this)},this),e.each(t,function(t){var i=t.positiveValues.concat(t.negativeValues),s=e.min(i),a=e.max(i);this.min=null===this.min?s:Math.min(this.min,s),this.max=null===this.max?a:Math.max(this.max,a)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);if(this.options.ticks.beginAtZero){var a=e.sign(this.min),o=e.sign(this.max);0>a&&0>o?this.max=0:a>0&&o>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i;if(this.isHorizontal())i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.width/50));else{var s=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize);i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.height/(2*s)))}i=Math.max(2,i);var a,o=this.options.ticks.fixedStepSize&&this.options.ticks.fixedStepSize>0||this.options.ticks.stepSize&&this.options.ticks.stepSize>0;if(o)a=e.getValueOrDefault(this.options.ticks.fixedStepSize,this.options.ticks.stepSize);else{var n=e.niceNum(this.max-this.min,!1);a=e.niceNum(n/(i-1),!0)}var r=Math.floor(this.min/a)*a,l=Math.ceil(this.max/a)*a,h=(l-r)/a;h=e.almostEquals(h,Math.round(h),a/1e3)?Math.round(h):Math.ceil(h),this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:r);for(var c=1;h>c;++c)this.ticks.push(r+c*a);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:l),"left"!==this.options.position&&"right"!==this.options.position||this.ticks.reverse(),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},convertTicksToLabels:function(){this.ticksAsNumbers=this.ticks.slice(),this.zeroLineIndex=this.ticks.indexOf(0),t.Scale.prototype.convertTicksToLabels.call(this)},getPixelForValue:function(t,e,i,s){var a,o=+this.getRightValue(t),n=this.end-this.start;if(this.isHorizontal()){var r=this.width-(this.paddingLeft+this.paddingRight);return a=this.left+r/n*(o-this.start),Math.round(a+this.paddingLeft)}var l=this.height-(this.paddingTop+this.paddingBottom);return a=this.bottom-this.paddingBottom-l/n*(o-this.start),Math.round(a)},getPixelForTick:function(t,e){return this.getPixelForValue(this.ticksAsNumbers[t],null,null,e)}});t.scaleService.registerScaleType("linear",s,i)}},{}],39:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(e,i,s){var a=e/Math.pow(10,Math.floor(t.helpers.log10(e)));return 1===a||2===a||5===a||0===i||i===s.length-1?e.toExponential():""}}},s=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={};e.each(this.chart.data.datasets,function(i){e.isDatasetVisible(i)&&(this.isHorizontal()?i.xAxisID===this.id:i.yAxisID===this.id)&&(void 0===t[i.type]&&(t[i.type]=[]),e.each(i.data,function(e,s){var a=t[i.type],o=+this.getRightValue(e);isNaN(o)||(a[s]=a[s]||0,this.options.relativePoints?a[s]=100:a[s]+=o)},this))},this),e.each(t,function(t){var i=e.min(t),s=e.max(t);this.min=null===this.min?i:Math.min(this.min,i),this.max=null===this.max?s:Math.max(this.max,s)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);this.min=void 0!==this.options.ticks.min?this.options.ticks.min:this.min,this.max=void 0!==this.options.ticks.max?this.options.ticks.max:this.max,this.min===this.max&&(0!==this.min&&null!==this.min?(this.min=Math.pow(10,Math.floor(e.log10(this.min))-1),this.max=Math.pow(10,Math.floor(e.log10(this.max))+1)):(this.min=1,this.max=10))},buildTicks:function(){this.ticks=[];for(var t=void 0!==this.options.ticks.min?this.options.ticks.min:Math.pow(10,Math.floor(e.log10(this.min)));tthis.max&&(this.max=i))},this)},this),this.options.ticks.beginAtZero){var t=e.sign(this.min),i=e.sign(this.max);0>t&&0>i?this.max=0:t>0&&i>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.drawingArea/(1.5*i)));s=Math.max(2,s);var a=e.niceNum(this.max-this.min,!1),o=e.niceNum(a/(s-1),!0),n=Math.floor(this.min/o)*o,r=Math.ceil(this.max/o)*o,l=Math.ceil((r-n)/o);this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:n);for(var h=1;l>h;++h)this.ticks.push(n+h*o);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:r),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max),this.zeroLineIndex=this.ticks.indexOf(0)},convertTicksToLabels:function(){t.Scale.prototype.convertTicksToLabels.call(this),this.pointLabels=this.chart.data.labels.map(this.options.pointLabels.callback,this)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},fit:function(){var i,s,a,o,n,r,l,h,c,u,d,f,m=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),g=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),p=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),b=e.fontString(m,g,p),v=e.min([this.height/2-m-5,this.width/2]),x=this.width,y=0;for(this.ctx.font=b,s=0;sx&&(x=i.x+o,n=s),i.x-ox&&(x=i.x+a,n=s):s>this.getValueCount()/2&&i.x-a0||this.options.reverse){var o=this.getDistanceFromCenterForValue(this.ticks[a]),n=this.yCenter-o;if(this.options.gridLines.display)if(i.strokeStyle=this.options.gridLines.color,i.lineWidth=this.options.gridLines.lineWidth,this.options.lineArc)i.beginPath(),i.arc(this.xCenter,this.yCenter,o,0,2*Math.PI),i.closePath(),i.stroke();else{i.beginPath();for(var r=0;r=0;s--){if(this.options.angleLines.display){var a=this.getPointPosition(s,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max));i.beginPath(),i.moveTo(this.xCenter,this.yCenter),i.lineTo(a.x,a.y),i.stroke(),i.closePath()}var o=this.getPointPosition(s,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max)+5),n=e.getValueOrDefault(this.options.pointLabels.fontColor,t.defaults.global.defaultFontColor),r=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),l=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),h=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),c=e.fontString(r,l,h);i.font=c,i.fillStyle=n;var u=this.pointLabels.length,d=this.pointLabels.length/2,f=d/2,m=f>s||s>u-f,g=s===f||s===u-f;0===s?i.textAlign="center":s===d?i.textAlign="center":d>s?i.textAlign="left":i.textAlign="right",g?i.textBaseline="middle":m?i.textBaseline="bottom":i.textBaseline="top",i.fillText(this.pointLabels[s]?this.pointLabels[s]:"",o.x,o.y)}}}}});t.scaleService.registerScaleType("radialLinear",s,i)}},{}],41:[function(t,e,i){"use strict";var s=t("moment");s="function"==typeof s?s:window.moment,e.exports=function(t){var e=t.helpers,i={units:[{name:"millisecond",steps:[1,2,5,10,20,50,100,250,500]},{name:"second",steps:[1,2,5,10,30]},{name:"minute",steps:[1,2,5,10,30]},{name:"hour",steps:[1,2,3,6,12]},{name:"day",steps:[1,2,5]},{name:"week",maxStep:4},{name:"month",maxStep:3},{name:"quarter",maxStep:4},{name:"year",maxStep:!1}]},a={position:"bottom",time:{parser:!1,format:!1,unit:!1,round:!1,displayFormat:!1,displayFormats:{millisecond:"h:mm:ss.SSS a",second:"h:mm:ss a",minute:"h:mm:ss a",hour:"MMM D, hA",day:"ll",week:"ll",month:"MMM YYYY",quarter:"[Q]Q - YYYY",year:"YYYY"}},ticks:{autoSkip:!1}},o=t.Scale.extend({initialize:function(){if(!s)throw new Error("Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com");t.Scale.prototype.initialize.call(this)},getLabelMoment:function(t,e){return this.labelMoments[t][e]},determineDataLimits:function(){this.labelMoments=[];var t=[];this.chart.data.labels&&this.chart.data.labels.length>0?(e.each(this.chart.data.labels,function(e,i){var s=this.parseTime(e);this.options.time.round&&s.startOf(this.options.time.round),t.push(s)},this),this.firstTick=s.min.call(this,t),this.lastTick=s.max.call(this,t)):(this.firstTick=null,this.lastTick=null),e.each(this.chart.data.datasets,function(i,a){var o=[];"object"==typeof i.data[0]?e.each(i.data,function(t,e){var i=this.parseTime(this.getRightValue(t));this.options.time.round&&i.startOf(this.options.time.round),o.push(i),this.firstTick=null!==this.firstTick?s.min(this.firstTick,i):i,this.lastTick=null!==this.lastTick?s.max(this.lastTick,i):i},this):o=t,this.labelMoments.push(o)},this),this.options.time.min&&(this.firstTick=this.parseTime(this.options.time.min)),this.options.time.max&&(this.lastTick=this.parseTime(this.options.time.max)),this.firstTick=(this.firstTick||s()).clone(),this.lastTick=(this.lastTick||s()).clone()},buildTicks:function(s){if(this.ticks=[],this.unitScale=1,this.scaleSizeInUnits=0, -this.options.time.unit)this.tickUnit=this.options.time.unit||"day",this.displayFormat=this.options.time.displayFormats[this.tickUnit],this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,1);else{var a=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),o=this.isHorizontal()?this.width-(this.paddingLeft+this.paddingRight):this.height-(this.paddingTop+this.paddingBottom),n=this.tickFormatFunction(this.firstTick,0,[]),r=n.length*a,l=Math.cos(e.toRadians(this.options.ticks.maxRotation)),h=Math.sin(e.toRadians(this.options.ticks.maxRotation));r=r*l+a*h;var c=o/(r+10);this.tickUnit="millisecond",this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[this.tickUnit];for(var u=0,d=i.units[u];uMath.ceil(this.scaleSizeInUnits/c)){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,d.steps[f]);break}break}if(d.maxStep===!1||Math.ceil(this.scaleSizeInUnits/c)=0)break;g%this.unitScale===0&&this.ticks.push(p)}0===this.ticks[this.ticks.length-1].diff(this.lastTick,this.tickUnit)&&0!==this.scaleSizeInUnits||(this.options.time.max?(this.ticks.push(this.lastTick.clone()),this.scaleSizeInUnits=this.lastTick.diff(this.ticks[0],this.tickUnit,!0)):(this.scaleSizeInUnits=Math.ceil(this.scaleSizeInUnits/this.unitScale)*this.unitScale,this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits,this.tickUnit)),this.lastTick=this.ticks[this.ticks.length-1].clone()))},getLabelForIndex:function(t,e){var i=this.chart.data.labels&&t0&&o.max>0?o.getPointPositionForValue(0,o.min):o.getPointPositionForValue(0,0),e.extend(this.getDataset().metaDataset,{_datasetIndex:this.index,_children:this.getDataset().metaData,_model:{tension:s.custom&&s.custom.tension?s.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:s.custom&&s.custom.backgroundColor?s.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:s.custom&&s.custom.borderWidth?s.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:s.custom&&s.custom.borderColor?s.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,fill:s.custom&&s.custom.fill?s.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,borderCapStyle:s.custom&&s.custom.borderCapStyle?s.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:s.custom&&s.custom.borderDash?s.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:s.custom&&s.custom.borderDashOffset?s.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:s.custom&&s.custom.borderJoinStyle?s.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i}}),this.getDataset().metaDataset.pivot(),e.each(a,function(e,i){this.updateElement(e,i,t)},this),this.updateBezierControlPoints()},updateElement:function(t,i,s){var a=this.chart.scale.getPointPositionForValue(i,this.getDataset().data[i]);e.extend(t,{_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:{x:s?this.chart.scale.xCenter:a.x,y:s?this.chart.scale.yCenter:a.y,tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().pointRadius,i,this.chart.options.elements.point.radius),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var s=e.splineCurve(e.previousItem(this.getDataset().metaData,i,!0)._model,t._model,e.nextItem(this.getDataset().metaData,i,!0)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(s.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(s.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(s.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(s.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i)}),this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],s=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,s,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,s,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,s,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,s,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],21:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.animation={duration:1e3,easing:"easeOutQuart",onProgress:e.noop,onComplete:e.noop},t.Animation=t.Element.extend({currentStep:null,numSteps:60,easing:"",render:null,onAnimationProgress:null,onAnimationComplete:null}),t.animationService={frameDuration:17,animations:[],dropFrames:0,addAnimation:function(t,i,s,a){a||(t.animating=!0);for(var o=0;o1&&(i=Math.floor(this.dropFrames),this.dropFrames=this.dropFrames%1);for(var s=0;sthis.animations[s].animationObject.numSteps&&(this.animations[s].animationObject.currentStep=this.animations[s].animationObject.numSteps),this.animations[s].animationObject.render(this.animations[s].chartInstance,this.animations[s].animationObject),this.animations[s].animationObject.onAnimationProgress&&this.animations[s].animationObject.onAnimationProgress.call&&this.animations[s].animationObject.onAnimationProgress.call(this.animations[s].chartInstance,this.animations[s]),this.animations[s].animationObject.currentStep===this.animations[s].animationObject.numSteps?(this.animations[s].animationObject.onAnimationComplete&&this.animations[s].animationObject.onAnimationComplete.call&&this.animations[s].animationObject.onAnimationComplete.call(this.animations[s].chartInstance,this.animations[s]),this.animations[s].chartInstance.animating=!1,this.animations.splice(s,1)):++s;var a=Date.now(),o=(a-t)/this.frameDuration;this.dropFrames+=o,this.animations.length>0&&e.requestAnimFrame.call(window,this.digestWrapper)}}}},{}],22:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.types={},t.instances={},t.controllers={},t.Controller=function(i){return this.chart=i,this.config=i.config,this.options=this.config.options=e.configMerge(t.defaults.global,t.defaults[this.config.type],this.config.options||{}),this.id=e.uid(),Object.defineProperty(this,"data",{get:function(){return this.config.data}}),t.instances[this.id]=this,this.options.responsive&&this.resize(!0),this.initialize(),this},e.extend(t.Controller.prototype,{initialize:function(){return this.bindEvents(),this.ensureScalesHaveIDs(),this.buildOrUpdateControllers(),this.buildScales(),this.buildSurroundingItems(),this.updateLayout(),this.resetElements(),this.initToolTip(),this.update(),this},clear:function(){return e.clear(this.chart),this},stop:function(){return t.animationService.cancelAnimation(this),this},resize:function(t){var i=this.chart.canvas,s=e.getMaximumWidth(this.chart.canvas),a=this.options.maintainAspectRatio&&isNaN(this.chart.aspectRatio)===!1&&isFinite(this.chart.aspectRatio)&&0!==this.chart.aspectRatio?s/this.chart.aspectRatio:e.getMaximumHeight(this.chart.canvas),o=this.chart.width!==s||this.chart.height!==a;return o?(i.width=this.chart.width=s,i.height=this.chart.height=a,e.retinaScale(this.chart),t||(this.stop(),this.update(this.options.responsiveAnimationDuration)),this):this},ensureScalesHaveIDs:function(){var t="x-axis-",i="y-axis-";this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(e,i){e.id=e.id||t+i}),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(t,e){t.id=t.id||i+e}))},buildScales:function(){if(this.scales={},this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(i,s){var a=e.getValueOrDefault(i.type,"category"),o=t.scaleService.getScaleConstructor(a);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(i,s){var a=e.getValueOrDefault(i.type,"linear"),o=t.scaleService.getScaleConstructor(a);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this)),this.options.scale){var i=t.scaleService.getScaleConstructor(this.options.scale.type);if(i){var s=new i({ctx:this.chart.ctx,options:this.options.scale,chart:this});this.scale=s,this.scales.radialScale=s}}t.scaleService.addScalesToLayout(this)},buildSurroundingItems:function(){this.options.title&&(this.titleBlock=new t.Title({ctx:this.chart.ctx,options:this.options.title,chart:this}),t.layoutService.addBox(this,this.titleBlock)),this.options.legend&&(this.legend=new t.Legend({ctx:this.chart.ctx,options:this.options.legend,chart:this}),t.layoutService.addBox(this,this.legend))},updateLayout:function(){t.layoutService.update(this,this.chart.width,this.chart.height)},buildOrUpdateControllers:function(){var i=[],s=[];if(e.each(this.data.datasets,function(e,a){e.type||(e.type=this.config.type);var o=e.type;i.push(o),e.controller?e.controller.updateIndex(a):(e.controller=new t.controllers[o](this,a),s.push(e.controller))},this),i.length>1)for(var a=1;a0&&(e=this.data.datasets[e[0]._datasetIndex].metaData),e},generateLegend:function(){return this.options.legendCallback(this)},destroy:function(){this.clear(),e.unbindEvents(this,this.events),e.removeResizeListener(this.chart.canvas.parentNode);var i=this.chart.canvas;i.width=this.chart.width,i.height=this.chart.height,void 0!==this.chart.originalDevicePixelRatio&&this.chart.ctx.scale(1/this.chart.originalDevicePixelRatio,1/this.chart.originalDevicePixelRatio),i.style.width=this.chart.originalCanvasStyleWidth,i.style.height=this.chart.originalCanvasStyleHeight,delete t.instances[this.id]},toBase64Image:function(){return this.chart.canvas.toDataURL.apply(this.chart.canvas,arguments)},initToolTip:function(){this.tooltip=new t.Tooltip({_chart:this.chart,_chartInstance:this,_data:this.data,_options:this.options},this)},bindEvents:function(){e.bindEvents(this,this.options.events,function(t){this.eventHandler(t)})},eventHandler:function(t){if(this.lastActive=this.lastActive||[],this.lastTooltipActive=this.lastTooltipActive||[],"mouseout"===t.type)this.active=[],this.tooltipActive=[];else{var i=this,s=function(e){switch(e){case"single":return i.getElementAtEvent(t);case"label":return i.getElementsAtEvent(t);case"dataset":return i.getDatasetAtEvent(t);default:return t}};this.active=s(this.options.hover.mode),this.tooltipActive=s(this.options.tooltips.mode)}this.options.hover.onHover&&this.options.hover.onHover.call(this,this.active),("mouseup"===t.type||"click"===t.type)&&(this.options.onClick&&this.options.onClick.call(this,t,this.active),this.legend&&this.legend.handleEvent&&this.legend.handleEvent(t));if(this.lastActive.length)switch(this.options.hover.mode){case"single":this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0],this.lastActive[0]._datasetIndex,this.lastActive[0]._index);break;case"label":case"dataset":for(var a=0;at)this.getDataset().metaData.splice(t,e-t);else if(t>e)for(var i=e;t>i;++i)this.addElementAndReset(i)},addElements:e.noop,addElementAndReset:e.noop,draw:e.noop,removeHoverStyle:e.noop,setHoverStyle:e.noop,update:e.noop}),t.DatasetController.extend=e.inherits}},{}],24:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.elements={},t.Element=function(t){e.extend(this,t),this.initialize.apply(this,arguments)},e.extend(t.Element.prototype,{initialize:function(){},pivot:function(){return this._view||(this._view=e.clone(this._model)),this._start=e.clone(this._view),this},transition:function(t){return this._view||(this._view=e.clone(this._model)),1===t?(this._view=this._model,this._start=null,this):(this._start||this.pivot(),e.each(this._model,function(i,s){if("_"!==s[0]&&this._model.hasOwnProperty(s))if(this._view.hasOwnProperty(s))if(i===this._view[s]);else if("string"==typeof i)try{var a=e.color(this._start[s]).mix(e.color(this._model[s]),t);this._view[s]=a.rgbString()}catch(o){this._view[s]=i}else if("number"==typeof i){var n=void 0!==this._start[s]&&isNaN(this._start[s])===!1?this._start[s]:0;this._view[s]=(this._model[s]-n)*t+n}else this._view[s]=i;else"number"!=typeof i||isNaN(this._view[s])?this._view[s]=i:this._view[s]=i*t;else;},this),this)},tooltipPosition:function(){return{x:this._model.x,y:this._model.y}},hasValue:function(){return e.isNumber(this._model.x)&&e.isNumber(this._model.y)}}),t.Element.extend=e.inherits}},{}],25:[function(t,e,i){"use strict";var s=t("chartjs-color");e.exports=function(t){var e=t.helpers={};e.each=function(t,i,s,a){var o,n;if(e.isArray(t))if(n=t.length,a)for(o=n-1;o>=0;o--)i.call(s,t[o],o);else for(o=0;n>o;o++)i.call(s,t[o],o);else if("object"==typeof t){var r=Object.keys(t);for(n=r.length,o=0;n>o;o++)i.call(s,t[r[o]],r[o])}},e.clone=function(t){var i={};return e.each(t,function(s,a){t.hasOwnProperty(a)&&(e.isArray(s)?i[a]=s.slice(0):"object"==typeof s&&null!==s?i[a]=e.clone(s):i[a]=s)}),i},e.extend=function(t){for(var i=arguments.length,s=[],a=1;i>a;a++)s.push(arguments[a]);return e.each(s,function(i){e.each(i,function(e,s){i.hasOwnProperty(s)&&(t[s]=e)})}),t},e.configMerge=function(i){var s=e.clone(i);return e.each(Array.prototype.slice.call(arguments,1),function(i){e.each(i,function(a,o){if(i.hasOwnProperty(o))if("scales"===o)s[o]=e.scaleMerge(s.hasOwnProperty(o)?s[o]:{},a);else if("scale"===o)s[o]=e.configMerge(s.hasOwnProperty(o)?s[o]:{},t.scaleService.getScaleDefaults(a.type),a);else if(s.hasOwnProperty(o)&&e.isArray(s[o])&&e.isArray(a)){var n=s[o];e.each(a,function(t,i){i=a[o].length||!a[o][s].type?a[o].push(e.configMerge(r,i)):i.type&&i.type!==a[o][s].type?a[o][s]=e.configMerge(a[o][s],r,i):a[o][s]=e.configMerge(a[o][s],i)}):(a[o]=[],e.each(i,function(i){var s=e.getValueOrDefault(i.type,"xAxes"===o?"category":"linear");a[o].push(e.configMerge(t.scaleService.getScaleDefaults(s),i))})):a.hasOwnProperty(o)&&"object"==typeof a[o]&&null!==a[o]&&"object"==typeof i?a[o]=e.configMerge(a[o],i):a[o]=i)}),a},e.getValueAtIndexOrDefault=function(t,i,s){return void 0===t||null===t?s:e.isArray(t)?i=0;s--){var a=t[s];if(e(a))return a}},e.inherits=function(t){var i=this,s=t&&t.hasOwnProperty("constructor")?t.constructor:function(){return i.apply(this,arguments)},a=function(){this.constructor=s};return a.prototype=i.prototype,s.prototype=new a,s.extend=e.inherits,t&&e.extend(s.prototype,t),s.__super__=i.prototype,s},e.noop=function(){},e.uid=function(){var t=0;return function(){return"chart-"+t++}}(),e.warn=function(t){console&&"function"==typeof console.warn&&console.warn(t)},e.isNumber=function(t){return!isNaN(parseFloat(t))&&isFinite(t)},e.almostEquals=function(t,e,i){return Math.abs(t-e)0?1:-1)},e.log10=function(t){return Math.log10?Math.log10(t):Math.log(t)/Math.LN10},e.toRadians=function(t){return t*(Math.PI/180)},e.toDegrees=function(t){return t*(180/Math.PI)},e.getAngleFromPoint=function(t,e){var i=e.x-t.x,s=e.y-t.y,a=Math.sqrt(i*i+s*s),o=Math.atan2(s,i);return o<-.5*Math.PI&&(o+=2*Math.PI),{angle:o,distance:a}},e.aliasPixel=function(t){return t%2===0?0:.5},e.splineCurve=function(t,e,i,s){var a=t.skip?e:t,o=e,n=i.skip?e:i,r=Math.sqrt(Math.pow(o.x-a.x,2)+Math.pow(o.y-a.y,2)),l=Math.sqrt(Math.pow(n.x-o.x,2)+Math.pow(n.y-o.y,2)),h=r/(r+l),c=l/(r+l);h=isNaN(h)?0:h,c=isNaN(c)?0:c;var u=s*h,d=s*c;return{previous:{x:o.x-u*(n.x-a.x),y:o.y-u*(n.y-a.y)},next:{x:o.x+d*(n.x-a.x),y:o.y+d*(n.y-a.y)}}},e.nextItem=function(t,e,i){return i?e>=t.length-1?t[0]:t[e+1]:e>=t.length-1?t[t.length-1]:t[e+1]},e.previousItem=function(t,e,i){return i?0>=e?t[t.length-1]:t[e-1]:0>=e?t[0]:t[e-1]},e.niceNum=function(t,i){var s,a=Math.floor(e.log10(t)),o=t/Math.pow(10,a);return s=i?1.5>o?1:3>o?2:7>o?5:10:1>=o?1:2>=o?2:5>=o?5:10,s*Math.pow(10,a)};var i=e.easingEffects={linear:function(t){return t},easeInQuad:function(t){return t*t},easeOutQuad:function(t){return-1*t*(t-2)},easeInOutQuad:function(t){return(t/=.5)<1?.5*t*t:-0.5*(--t*(t-2)-1)},easeInCubic:function(t){return t*t*t},easeOutCubic:function(t){return 1*((t=t/1-1)*t*t+1)},easeInOutCubic:function(t){return(t/=.5)<1?.5*t*t*t:.5*((t-=2)*t*t+2)},easeInQuart:function(t){return t*t*t*t},easeOutQuart:function(t){return-1*((t=t/1-1)*t*t*t-1)},easeInOutQuart:function(t){return(t/=.5)<1?.5*t*t*t*t:-0.5*((t-=2)*t*t*t-2)},easeInQuint:function(t){return 1*(t/=1)*t*t*t*t},easeOutQuint:function(t){return 1*((t=t/1-1)*t*t*t*t+1)},easeInOutQuint:function(t){return(t/=.5)<1?.5*t*t*t*t*t:.5*((t-=2)*t*t*t*t+2)},easeInSine:function(t){return-1*Math.cos(t/1*(Math.PI/2))+1},easeOutSine:function(t){return 1*Math.sin(t/1*(Math.PI/2))},easeInOutSine:function(t){return-0.5*(Math.cos(Math.PI*t/1)-1)},easeInExpo:function(t){return 0===t?1:1*Math.pow(2,10*(t/1-1))},easeOutExpo:function(t){return 1===t?1:1*(-Math.pow(2,-10*t/1)+1)},easeInOutExpo:function(t){return 0===t?0:1===t?1:(t/=.5)<1?.5*Math.pow(2,10*(t-1)):.5*(-Math.pow(2,-10*--t)+2)},easeInCirc:function(t){return t>=1?t:-1*(Math.sqrt(1-(t/=1)*t)-1)},easeOutCirc:function(t){return 1*Math.sqrt(1-(t=t/1-1)*t)},easeInOutCirc:function(t){return(t/=.5)<1?-0.5*(Math.sqrt(1-t*t)-1):.5*(Math.sqrt(1-(t-=2)*t)+1)},easeInElastic:function(t){var e=1.70158,i=0,s=1;return 0===t?0:1===(t/=1)?1:(i||(i=.3),st?-.5*(s*Math.pow(2,10*(t-=1))*Math.sin((1*t-e)*(2*Math.PI)/i)):s*Math.pow(2,-10*(t-=1))*Math.sin((1*t-e)*(2*Math.PI)/i)*.5+1)},easeInBack:function(t){var e=1.70158;return 1*(t/=1)*t*((e+1)*t-e)},easeOutBack:function(t){var e=1.70158;return 1*((t=t/1-1)*t*((e+1)*t+e)+1)},easeInOutBack:function(t){var e=1.70158;return(t/=.5)<1?.5*(t*t*(((e*=1.525)+1)*t-e)):.5*((t-=2)*t*(((e*=1.525)+1)*t+e)+2)},easeInBounce:function(t){return 1-i.easeOutBounce(1-t)},easeOutBounce:function(t){return(t/=1)<1/2.75?1*(7.5625*t*t):2/2.75>t?1*(7.5625*(t-=1.5/2.75)*t+.75):2.5/2.75>t?1*(7.5625*(t-=2.25/2.75)*t+.9375):1*(7.5625*(t-=2.625/2.75)*t+.984375)},easeInOutBounce:function(t){return.5>t?.5*i.easeInBounce(2*t):.5*i.easeOutBounce(2*t-1)+.5}};e.requestAnimFrame=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){return window.setTimeout(t,1e3/60)}}(),e.cancelAnimFrame=function(){return window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||window.msCancelAnimationFrame||function(t){return window.clearTimeout(t,1e3/60)}}(),e.getRelativePosition=function(t,i){var s,a,o=t.originalEvent||t,n=t.currentTarget||t.srcElement,r=n.getBoundingClientRect();o.touches&&o.touches.length>0?(s=o.touches[0].clientX,a=o.touches[0].clientY):(s=o.clientX,a=o.clientY);var l=parseFloat(e.getStyle(n,"padding-left")),h=parseFloat(e.getStyle(n,"padding-top")),c=parseFloat(e.getStyle(n,"padding-right")),u=parseFloat(e.getStyle(n,"padding-bottom")),d=r.right-r.left-l-c,f=r.bottom-r.top-h-u;return s=Math.round((s-r.left-l)/d*n.width/i.currentDevicePixelRatio),a=Math.round((a-r.top-h)/f*n.height/i.currentDevicePixelRatio),{x:s,y:a}},e.addEvent=function(t,e,i){t.addEventListener?t.addEventListener(e,i):t.attachEvent?t.attachEvent("on"+e,i):t["on"+e]=i},e.removeEvent=function(t,i,s){t.removeEventListener?t.removeEventListener(i,s,!1):t.detachEvent?t.detachEvent("on"+i,s):t["on"+i]=e.noop},e.bindEvents=function(t,i,s){t.events||(t.events={}),e.each(i,function(i){t.events[i]=function(){s.apply(t,arguments)},e.addEvent(t.chart.canvas,i,t.events[i])})},e.unbindEvents=function(t,i){e.each(i,function(i,s){e.removeEvent(t.chart.canvas,s,i)})},e.getConstraintWidth=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-width"],s=document.defaultView.getComputedStyle(t.parentNode)["max-width"],a=null!==i&&"none"!==i,o=null!==s&&"none"!==s;return(a||o)&&(e=Math.min(a?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(s,10):Number.POSITIVE_INFINITY)), +e},e.getConstraintHeight=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-height"],s=document.defaultView.getComputedStyle(t.parentNode)["max-height"],a=null!==i&&"none"!==i,o=null!==s&&"none"!==s;return(i||s)&&(e=Math.min(a?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(s,10):Number.POSITIVE_INFINITY)),e},e.getMaximumWidth=function(t){var i=t.parentNode,s=parseInt(e.getStyle(i,"padding-left"))+parseInt(e.getStyle(i,"padding-right")),a=i.clientWidth-s,o=e.getConstraintWidth(t);return void 0!==o&&(a=Math.min(a,o)),a},e.getMaximumHeight=function(t){var i=t.parentNode,s=parseInt(e.getStyle(i,"padding-top"))+parseInt(e.getStyle(i,"padding-bottom")),a=i.clientHeight-s,o=e.getConstraintHeight(t);return void 0!==o&&(a=Math.min(a,o)),a},e.getStyle=function(t,e){return t.currentStyle?t.currentStyle[e]:document.defaultView.getComputedStyle(t,null).getPropertyValue(e)},e.retinaScale=function(t){var e=t.ctx,i=t.canvas.width,s=t.canvas.height,a=t.currentDevicePixelRatio=window.devicePixelRatio||1;1!==a&&(e.canvas.height=s*a,e.canvas.width=i*a,e.scale(a,a),t.originalDevicePixelRatio=t.originalDevicePixelRatio||a),e.canvas.style.width=i+"px",e.canvas.style.height=s+"px"},e.clear=function(t){t.ctx.clearRect(0,0,t.width,t.height)},e.fontString=function(t,e,i){return e+" "+t+"px "+i},e.longestText=function(t,i,s,a){a=a||{},a.data=a.data||{},a.garbageCollect=a.garbageCollect||[],a.font!==i&&(a.data={},a.garbageCollect=[],a.font=i),t.font=i;var o=0;e.each(s,function(e){var i=a.data[e];i||(i=a.data[e]=t.measureText(e).width,a.garbageCollect.push(e)),i>o&&(o=i)});var n=a.garbageCollect.length/2;if(n>s.length){for(var r=0;n>r;r++)delete a.data[a.garbageCollect[r]];a.garbageCollect.splice(0,n)}return o},e.drawRoundedRectangle=function(t,e,i,s,a,o){t.beginPath(),t.moveTo(e+o,i),t.lineTo(e+s-o,i),t.quadraticCurveTo(e+s,i,e+s,i+o),t.lineTo(e+s,i+a-o),t.quadraticCurveTo(e+s,i+a,e+s-o,i+a),t.lineTo(e+o,i+a),t.quadraticCurveTo(e,i+a,e,i+a-o),t.lineTo(e,i+o),t.quadraticCurveTo(e,i,e+o,i),t.closePath()},e.color=function(t){return s?s(t):(console.log("Color.js not found!"),t)},e.addResizeListener=function(t,e){var i=document.createElement("iframe"),s="chartjs-hidden-iframe";i.classlist?i.classlist.add(s):i.setAttribute("class",s),i.style.width="100%",i.style.display="block",i.style.border=0,i.style.height=0,i.style.margin=0,i.style.position="absolute",i.style.left=0,i.style.right=0,i.style.top=0,i.style.bottom=0,t.insertBefore(i,t.firstChild),(i.contentWindow||i).onresize=function(){e&&e()}},e.removeResizeListener=function(t){var e=t.querySelector(".chartjs-hidden-iframe");e&&e.parentNode.removeChild(e)},e.isArray=function(t){return Array.isArray?Array.isArray(t):"[object Array]"===Object.prototype.toString.call(t)},e.pushAllIfDefined=function(t,i){"undefined"!=typeof t&&(e.isArray(t)?i.push.apply(i,t):i.push(t))},e.isDatasetVisible=function(t){return!t.hidden},e.callCallback=function(t,e,i){t&&"function"==typeof t.call&&t.apply(i,e)}}},{"chartjs-color":4}],26:[function(t,e,i){"use strict";e.exports=function(){var t=function(e,i){this.config=i,e.length&&e[0].getContext&&(e=e[0]),e.getContext&&(e=e.getContext("2d")),this.ctx=e,this.canvas=e.canvas,this.width=e.canvas.width||parseInt(t.helpers.getStyle(e.canvas,"width"))||t.helpers.getMaximumWidth(e.canvas),this.height=e.canvas.height||parseInt(t.helpers.getStyle(e.canvas,"height"))||t.helpers.getMaximumHeight(e.canvas),this.aspectRatio=this.width/this.height,(isNaN(this.aspectRatio)||isFinite(this.aspectRatio)===!1)&&(this.aspectRatio=void 0!==i.aspectRatio?i.aspectRatio:2),this.originalCanvasStyleWidth=e.canvas.style.width,this.originalCanvasStyleHeight=e.canvas.style.height,t.helpers.retinaScale(this),i&&(this.controller=new t.Controller(this));var s=this;return t.helpers.addResizeListener(e.canvas.parentNode,function(){s.controller&&s.controller.config.options.responsive&&s.controller.resize()}),this.controller?this.controller:this};return t.defaults={global:{responsive:!0,responsiveAnimationDuration:0,maintainAspectRatio:!0,events:["mousemove","mouseout","click","touchstart","touchmove"],hover:{onHover:null,mode:"single",animationDuration:400},onClick:null,defaultColor:"rgba(0,0,0,0.1)",defaultFontColor:"#666",defaultFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",defaultFontSize:12,defaultFontStyle:"normal",showLines:!0,elements:{},legendCallback:function(t){var e=[];e.push('
    ');for(var i=0;i'),t.data.datasets[i].label&&e.push(t.data.datasets[i].label),e.push("");return e.push("
"),e.join("")}}},t}},{}],27:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.layoutService={defaults:{},addBox:function(t,e){t.boxes||(t.boxes=[]),t.boxes.push(e)},removeBox:function(t,e){t.boxes&&t.boxes.splice(t.boxes.indexOf(e),1)},update:function(t,i,s){function a(t){var e,i=t.isHorizontal();i?(e=t.update(t.options.fullWidth?g:_,y),k-=e.height):(e=t.update(x,v),_-=e.width),D.push({horizontal:i,minSize:e,box:t})}function o(t){var i=e.findNextWhere(D,function(e){return e.box===t});if(i)if(t.isHorizontal()){var s={left:S,right:w,top:0,bottom:0};t.update(t.options.fullWidth?g:_,p/2,s)}else t.update(i.minSize.width,k)}function n(t){var i=e.findNextWhere(D,function(e){return e.box===t}),s={left:0,right:0,top:C,bottom:M};i&&t.update(i.minSize.width,k,s)}function r(t){t.isHorizontal()?(t.left=t.options.fullWidth?l:S,t.right=t.options.fullWidth?i-l:S+_,t.top=F,t.bottom=F+t.height,F=t.bottom):(t.left=I,t.right=I+t.width,t.top=C,t.bottom=C+k,I=t.right)}if(t){var l=i>30?5:2,h=s>30?5:2,c=e.where(t.boxes,function(t){return"left"===t.options.position}),u=e.where(t.boxes,function(t){return"right"===t.options.position}),d=e.where(t.boxes,function(t){return"top"===t.options.position}),f=e.where(t.boxes,function(t){return"bottom"===t.options.position}),m=e.where(t.boxes,function(t){return"chartArea"===t.options.position});d.sort(function(t,e){return(e.options.fullWidth?1:0)-(t.options.fullWidth?1:0)}),f.sort(function(t,e){return(t.options.fullWidth?1:0)-(e.options.fullWidth?1:0)});var g=i-2*l,p=s-2*h,b=g/2,v=p/2,x=(i-b)/(c.length+u.length),y=(s-v)/(d.length+f.length),_=g,k=p,D=[];e.each(c.concat(u,d,f),a);var S=l,w=l,C=h,M=h;e.each(c.concat(u),o),e.each(c,function(t){S+=t.width}),e.each(u,function(t){w+=t.width}),e.each(d.concat(f),o),e.each(d,function(t){C+=t.height}),e.each(f,function(t){M+=t.height}),e.each(c.concat(u),n),S=l,w=l,C=h,M=h,e.each(c,function(t){S+=t.width}),e.each(u,function(t){w+=t.width}),e.each(d,function(t){C+=t.height}),e.each(f,function(t){M+=t.height});var A=s-C-M,T=i-S-w;(T!==_||A!==k)&&(e.each(c,function(t){t.height=A}),e.each(u,function(t){t.height=A}),e.each(d,function(t){t.width=T}),e.each(f,function(t){t.width=T}),k=A,_=T);var I=l,F=h;e.each(c.concat(d),r),I+=_,F+=k,e.each(u,r),e.each(f,r),t.chartArea={left:S,top:C,right:S+_,bottom:C+k},e.each(m,function(e){e.left=t.chartArea.left,e.top=t.chartArea.top,e.right=t.chartArea.right,e.bottom=t.chartArea.bottom,e.update(_,k)})}}}}},{}],28:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.legend={display:!0,position:"top",fullWidth:!0,reverse:!1,onClick:function(t,e){var i=this.chart.data.datasets[e.datasetIndex];i.hidden=!i.hidden,this.chart.update()},labels:{boxWidth:40,padding:10,generateLabels:function(t){return t.datasets.map(function(t,e){return{text:t.label,fillStyle:t.backgroundColor,hidden:t.hidden,lineCap:t.borderCapStyle,lineDash:t.borderDash,lineDashOffset:t.borderDashOffset,lineJoin:t.borderJoinStyle,lineWidth:t.borderWidth,strokeStyle:t.borderColor,datasetIndex:e}},this)}}},t.Legend=t.Element.extend({initialize:function(t){e.extend(this,t),this.legendHitBoxes=[],this.doughnutMode=!1},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:function(){this.legendItems=this.options.labels.generateLabels.call(this,this.chart.data),this.options.reverse&&this.legendItems.reverse()},afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=this.ctx,s=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),o=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),n=e.fontString(s,a,o);if(this.legendHitBoxes=[],this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.display&&this.isHorizontal()){this.lineWidths=[0];var r=this.legendItems.length?s+this.options.labels.padding:0;i.textAlign="left",i.textBaseline="top",i.font=n,e.each(this.legendItems,function(t,e){var a=this.options.labels.boxWidth+s/2+i.measureText(t.text).width;this.lineWidths[this.lineWidths.length-1]+a+this.options.labels.padding>=this.width&&(r+=s+this.options.labels.padding,this.lineWidths[this.lineWidths.length]=this.left),this.legendHitBoxes[e]={left:0,top:0,width:a,height:s},this.lineWidths[this.lineWidths.length-1]+=a+this.options.labels.padding},this),this.minSize.height+=r}this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i=this.ctx,s={x:this.left+(this.width-this.lineWidths[0])/2,y:this.top+this.options.labels.padding,line:0},a=e.getValueOrDefault(this.options.labels.fontColor,t.defaults.global.defaultFontColor),o=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),n=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),r=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),l=e.fontString(o,n,r);this.isHorizontal()&&(i.textAlign="left",i.textBaseline="top",i.lineWidth=.5,i.strokeStyle=a,i.fillStyle=a,i.font=l,e.each(this.legendItems,function(e,a){var n=i.measureText(e.text).width,r=this.options.labels.boxWidth+o/2+n;s.x+r>=this.width&&(s.y+=o+this.options.labels.padding,s.line++,s.x=this.left+(this.width-this.lineWidths[s.line])/2),i.save();var l=function(t,e){return void 0!==t?t:e};i.fillStyle=l(e.fillStyle,t.defaults.global.defaultColor),i.lineCap=l(e.lineCap,t.defaults.global.elements.line.borderCapStyle),i.lineDashOffset=l(e.lineDashOffset,t.defaults.global.elements.line.borderDashOffset),i.lineJoin=l(e.lineJoin,t.defaults.global.elements.line.borderJoinStyle),i.lineWidth=l(e.lineWidth,t.defaults.global.elements.line.borderWidth),i.strokeStyle=l(e.strokeStyle,t.defaults.global.defaultColor),i.setLineDash&&i.setLineDash(l(e.lineDash,t.defaults.global.elements.line.borderDash)),i.strokeRect(s.x,s.y,this.options.labels.boxWidth,o),i.fillRect(s.x,s.y,this.options.labels.boxWidth,o),i.restore(),this.legendHitBoxes[a].left=s.x,this.legendHitBoxes[a].top=s.y,i.fillText(e.text,this.options.labels.boxWidth+o/2+s.x,s.y),e.hidden&&(i.beginPath(),i.lineWidth=2,i.moveTo(this.options.labels.boxWidth+o/2+s.x,s.y+o/2),i.lineTo(this.options.labels.boxWidth+o/2+s.x+n,s.y+o/2),i.stroke()),s.x+=r+this.options.labels.padding},this))}},handleEvent:function(t){var i=e.getRelativePosition(t,this.chart.chart);if(i.x>=this.left&&i.x<=this.right&&i.y>=this.top&&i.y<=this.bottom)for(var s=0;s=a.left&&i.x<=a.left+a.width&&i.y>=a.top&&i.y<=a.top+a.height){this.options.onClick&&this.options.onClick.call(this,t,this.legendItems[s]);break}}}})}},{}],29:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.scale={display:!0,gridLines:{display:!0,color:"rgba(0, 0, 0, 0.1)",lineWidth:1,drawOnChartArea:!0,drawTicks:!0,zeroLineWidth:1,zeroLineColor:"rgba(0,0,0,0.25)",offsetGridLines:!1},scaleLabel:{labelString:"",display:!1},ticks:{beginAtZero:!1,maxRotation:90,mirror:!1,padding:10,reverse:!1,display:!0,autoSkip:!0,autoSkipPadding:20,callback:function(t){return""+t}}},t.Scale=t.Element.extend({beforeUpdate:function(){e.callCallback(this.options.beforeUpdate,[this])},update:function(t,i,s){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=i,this.margins=e.extend({left:0,right:0,top:0,bottom:0},s),this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeDataLimits(),this.determineDataLimits(),this.afterDataLimits(),this.beforeBuildTicks(),this.buildTicks(),this.afterBuildTicks(),this.beforeTickToLabelConversion(),this.convertTicksToLabels(),this.afterTickToLabelConversion(),this.beforeCalculateTickRotation(),this.calculateTickRotation(),this.afterCalculateTickRotation(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:function(){e.callCallback(this.options.afterUpdate,[this])},beforeSetDimensions:function(){e.callCallback(this.options.beforeSetDimensions,[this])},setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0},afterSetDimensions:function(){e.callCallback(this.options.afterSetDimensions,[this])},beforeDataLimits:function(){e.callCallback(this.options.beforeDataLimits,[this])},determineDataLimits:e.noop,afterDataLimits:function(){e.callCallback(this.options.afterDataLimits,[this])},beforeBuildTicks:function(){e.callCallback(this.options.beforeBuildTicks,[this])},buildTicks:e.noop,afterBuildTicks:function(){e.callCallback(this.options.afterBuildTicks,[this])},beforeTickToLabelConversion:function(){e.callCallback(this.options.beforeTickToLabelConversion,[this])},convertTicksToLabels:function(){this.ticks=this.ticks.map(function(t,e,i){return this.options.ticks.userCallback?this.options.ticks.userCallback(t,e,i):this.options.ticks.callback(t,e,i)},this)},afterTickToLabelConversion:function(){e.callCallback(this.options.afterTickToLabelConversion,[this])},beforeCalculateTickRotation:function(){e.callCallback(this.options.beforeCalculateTickRotation,[this])},calculateTickRotation:function(){var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,s,a);this.ctx.font=o;var n,r=this.ctx.measureText(this.ticks[0]).width,l=this.ctx.measureText(this.ticks[this.ticks.length-1]).width;if(this.labelRotation=0,this.paddingRight=0,this.paddingLeft=0,this.options.display&&this.isHorizontal()){this.paddingRight=l/2+3,this.paddingLeft=r/2+3,this.longestTextCache||(this.longestTextCache={});for(var h,c,u=e.longestText(this.ctx,o,this.ticks,this.longestTextCache),d=u,f=this.getPixelForTick(1)-this.getPixelForTick(0)-6;d>f&&this.labelRotationthis.yLabelWidth&&(this.paddingLeft=n+i/2),this.paddingRight=i/2,c*u>this.maxHeight){this.labelRotation--;break}this.labelRotation++,d=h*u}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0))},afterCalculateTickRotation:function(){e.callCallback(this.options.afterCalculateTickRotation,[this])},beforeFit:function(){e.callCallback(this.options.beforeFit,[this])},fit:function(){this.minSize={width:0,height:0};var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,s,a),n=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(n,r,l);if(this.isHorizontal()?this.minSize.width=this.isFullWidth()?this.maxWidth-this.margins.left-this.margins.right:this.maxWidth:this.minSize.width=this.options.gridLines.display&&this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.gridLines.display&&this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.scaleLabel.display&&(this.isHorizontal()?this.minSize.height+=1.5*n:this.minSize.width+=1.5*n),this.options.ticks.display&&this.options.display){this.longestTextCache||(this.longestTextCache={});var h=e.longestText(this.ctx,o,this.ticks,this.longestTextCache);if(this.isHorizontal()){this.longestLabelWidth=h;var c=Math.sin(e.toRadians(this.labelRotation))*this.longestLabelWidth+1.5*i;this.minSize.height=Math.min(this.maxHeight,this.minSize.height+c),this.ctx.font=o;var u=this.ctx.measureText(this.ticks[0]).width,d=this.ctx.measureText(this.ticks[this.ticks.length-1]).width,f=Math.cos(e.toRadians(this.labelRotation)),m=Math.sin(e.toRadians(this.labelRotation));this.paddingLeft=0!==this.labelRotation?f*u+3:u/2+3,this.paddingRight=0!==this.labelRotation?m*(i/2)+3:d/2+3}else{var g=this.maxWidth-this.minSize.width;this.options.ticks.mirror||(h+=this.options.ticks.padding),g>h?this.minSize.width+=h:this.minSize.width=this.maxWidth,this.paddingTop=i/2,this.paddingBottom=i/2}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingTop=Math.max(this.paddingTop-this.margins.top,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0),this.paddingBottom=Math.max(this.paddingBottom-this.margins.bottom,0)),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:function(){e.callCallback(this.options.afterFit,[this])},isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},isFullWidth:function(){return this.options.fullWidth},getRightValue:function i(t){return null===t||"undefined"==typeof t?NaN:"number"==typeof t&&isNaN(t)?NaN:"object"==typeof t?t instanceof Date?t:i(this.isHorizontal()?t.x:t.y):t},getLabelForIndex:e.noop,getPixelForValue:e.noop,getPixelForTick:function(t,e){if(this.isHorizontal()){var i=this.width-(this.paddingLeft+this.paddingRight),s=i/Math.max(this.ticks.length-(this.options.gridLines.offsetGridLines?0:1),1),a=s*t+this.paddingLeft;e&&(a+=s/2);var o=this.left+Math.round(a);return o+=this.isFullWidth()?this.margins.left:0}var n=this.height-(this.paddingTop+this.paddingBottom);return this.top+t*(n/(this.ticks.length-1))},getPixelForDecimal:function(t){if(this.isHorizontal()){var e=this.width-(this.paddingLeft+this.paddingRight),i=e*t+this.paddingLeft,s=this.left+Math.round(i);return s+=this.isFullWidth()?this.margins.left:0}return this.top+t*this.height},draw:function(i){if(this.options.display){var s,a,o,n,r,l=0!==this.labelRotation,h=this.options.ticks.autoSkip;this.options.ticks.maxTicksLimit&&(r=this.options.ticks.maxTicksLimit);var c=e.getValueOrDefault(this.options.ticks.fontColor,t.defaults.global.defaultFontColor),u=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),d=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),f=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),m=e.fontString(u,d,f),g=e.getValueOrDefault(this.options.scaleLabel.fontColor,t.defaults.global.defaultFontColor),p=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),b=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),v=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily),x=e.fontString(p,b,v),y=Math.cos(e.toRadians(this.labelRotation)),_=(Math.sin(e.toRadians(this.labelRotation)),this.longestLabelWidth*y);if(this.ctx.fillStyle=c,this.isHorizontal()){s=!0;var k="bottom"===this.options.position?this.top:this.bottom-10,D="bottom"===this.options.position?this.top+10:this.bottom;if(a=!1,(_/2+this.options.ticks.autoSkipPadding)*this.ticks.length>this.width-(this.paddingLeft+this.paddingRight)&&(a=1+Math.floor((_/2+this.options.ticks.autoSkipPadding)*this.ticks.length/(this.width-(this.paddingLeft+this.paddingRight)))),r&&this.ticks.length>r)for(;!a||this.ticks.length/(a||1)>r;)a||(a=1),a+=1;h||(a=!1),e.each(this.ticks,function(t,o){var n=this.ticks.length===o+1,r=a>1&&o%a>0||o%a===0&&o+a>this.ticks.length;if((!r||n)&&void 0!==t&&null!==t){var h=this.getPixelForTick(o),c=this.getPixelForTick(o,this.options.gridLines.offsetGridLines);this.options.gridLines.display&&(o===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,s=!0):s&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,s=!1),h+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(h,k),this.ctx.lineTo(h,D)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(h,i.top),this.ctx.lineTo(h,i.bottom)),this.ctx.stroke()),this.options.ticks.display&&(this.ctx.save(),this.ctx.translate(c,l?this.top+12:"top"===this.options.position?this.bottom-10:this.top+10),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=m,this.ctx.textAlign=l?"right":"center",this.ctx.textBaseline=l?"middle":"top"===this.options.position?"bottom":"top",this.ctx.fillText(t,0,0),this.ctx.restore())}},this),this.options.scaleLabel.display&&(this.ctx.textAlign="center",this.ctx.textBaseline="middle",this.ctx.fillStyle=g,this.ctx.font=x,o=this.left+(this.right-this.left)/2,n="bottom"===this.options.position?this.bottom-p/2:this.top+p/2,this.ctx.fillText(this.options.scaleLabel.labelString,o,n))}else{s=!0;var S="right"===this.options.position?this.left:this.right-5,w="right"===this.options.position?this.left+5:this.right;if(e.each(this.ticks,function(t,a){if(void 0!==t&&null!==t){var o=this.getPixelForTick(a);if(this.options.gridLines.display&&(a===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,s=!0):s&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,s=!1),o+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(S,o),this.ctx.lineTo(w,o)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(i.left,o),this.ctx.lineTo(i.right,o)),this.ctx.stroke()),this.options.ticks.display){var n,r=this.getPixelForTick(a,this.options.gridLines.offsetGridLines);this.ctx.save(),"left"===this.options.position?this.options.ticks.mirror?(n=this.right+this.options.ticks.padding,this.ctx.textAlign="left"):(n=this.right-this.options.ticks.padding,this.ctx.textAlign="right"):this.options.ticks.mirror?(n=this.left-this.options.ticks.padding,this.ctx.textAlign="right"):(n=this.left+this.options.ticks.padding,this.ctx.textAlign="left"),this.ctx.translate(n,r),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=m,this.ctx.textBaseline="middle",this.ctx.fillText(t,0,0),this.ctx.restore()}}},this),this.options.scaleLabel.display){o="left"===this.options.position?this.left+p/2:this.right-p/2,n=this.top+(this.bottom-this.top)/2;var C="left"===this.options.position?-.5*Math.PI:.5*Math.PI;this.ctx.save(),this.ctx.translate(o,n),this.ctx.rotate(C),this.ctx.textAlign="center",this.ctx.fillStyle=g,this.ctx.font=x,this.ctx.textBaseline="middle",this.ctx.fillText(this.options.scaleLabel.labelString,0,0),this.ctx.restore()}}this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color;var M=this.left,A=this.right,T=this.top,I=this.bottom;this.isHorizontal()?(T=I="top"===this.options.position?this.bottom:this.top,T+=e.aliasPixel(this.ctx.lineWidth),I+=e.aliasPixel(this.ctx.lineWidth)):(M=A="left"===this.options.position?this.right:this.left,M+=e.aliasPixel(this.ctx.lineWidth),A+=e.aliasPixel(this.ctx.lineWidth)),this.ctx.beginPath(),this.ctx.moveTo(M,T),this.ctx.lineTo(A,I),this.ctx.stroke()}}})}},{}],30:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.scaleService={constructors:{},defaults:{},registerScaleType:function(t,i,s){this.constructors[t]=i,this.defaults[t]=e.clone(s)},getScaleConstructor:function(t){return this.constructors.hasOwnProperty(t)?this.constructors[t]:void 0},getScaleDefaults:function(i){return this.defaults.hasOwnProperty(i)?e.scaleMerge(t.defaults.scale,this.defaults[i]):{}},addScalesToLayout:function(i){e.each(i.scales,function(e){t.layoutService.addBox(i,e)})}}}},{}],31:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.title={display:!1,position:"top",fullWidth:!0,fontStyle:"bold",padding:10,text:""},t.Title=t.Element.extend({initialize:function(i){e.extend(this,i),this.options=e.configMerge(t.defaults.global.title,i.options),this.legendHitBoxes=[]},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:e.noop,afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=(this.ctx,e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize)),s=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),a=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(i,s,a);this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=0,this.isHorizontal()?this.minSize.height=0:this.minSize.height=this.maxHeight,this.isHorizontal()?this.options.display&&(this.minSize.height+=i+2*this.options.padding):this.options.display&&(this.minSize.width+=i+2*this.options.padding),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i,s,a=this.ctx,o=e.getValueOrDefault(this.options.fontColor,t.defaults.global.defaultFontColor),n=e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily),h=e.fontString(n,r,l);if(a.fillStyle=o,a.font=h,this.isHorizontal())a.textAlign="center",a.textBaseline="middle",i=this.left+(this.right-this.left)/2,s=this.top+(this.bottom-this.top)/2,a.fillText(this.options.text,i,s);else{i="left"===this.options.position?this.left+n/2:this.right-n/2,s=this.top+(this.bottom-this.top)/2;var c="left"===this.options.position?-.5*Math.PI:.5*Math.PI;a.save(),a.translate(i,s),a.rotate(c),a.textAlign="center",a.textBaseline="middle",a.fillText(this.options.text,0,0),a.restore()}}}})}},{}],32:[function(t,e,i){"use strict";e.exports=function(t){function e(t,e){return e&&(i.isArray(e)?t=t.concat(e):t.push(e)),t}var i=t.helpers;t.defaults.global.tooltips={enabled:!0,custom:null,mode:"single",backgroundColor:"rgba(0,0,0,0.8)",titleFontStyle:"bold",titleSpacing:2,titleMarginBottom:6,titleColor:"#fff",titleAlign:"left",bodySpacing:2,bodyColor:"#fff",bodyAlign:"left",footerFontStyle:"bold",footerSpacing:2,footerMarginTop:6,footerColor:"#fff",footerAlign:"left",yPadding:6,xPadding:6,yAlign:"center",xAlign:"center",caretSize:5,cornerRadius:6,multiKeyBackground:"#fff",callbacks:{beforeTitle:i.noop,title:function(t,e){var i="";return t.length>0&&(t[0].xLabel?i=t[0].xLabel:e.labels.length>0&&t[0].indexthis._chart.height-t.height&&(this._model.yAlign="bottom");var e,i,s,a,o,n=this,r=(this._chartInstance.chartArea.left+this._chartInstance.chartArea.right)/2,l=(this._chartInstance.chartArea.top+this._chartInstance.chartArea.bottom)/2;"center"===this._model.yAlign?(e=function(t){return r>=t},i=function(t){return t>r}):(e=function(e){return e<=t.width/2},i=function(e){return e>=n._chart.width-t.width/2}),s=function(e){return e+t.width>n._chart.width},a=function(e){return e-t.width<0},o=function(t){return l>=t?"top":"bottom"},e(this._model.x)?(this._model.xAlign="left",s(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y))):i(this._model.x)&&(this._model.xAlign="right",a(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y)))},getBackgroundPoint:function(t,e){var i={x:t.x,y:t.y};return"right"===t.xAlign?i.x-=e.width:"center"===t.xAlign&&(i.x-=e.width/2),"top"===t.yAlign?i.y+=t.caretPadding+t.caretSize:"bottom"===t.yAlign?i.y-=e.height+t.caretPadding+t.caretSize:i.y-=e.height/2,"center"===t.yAlign?"left"===t.xAlign?i.x+=t.caretPadding+t.caretSize:"right"===t.xAlign&&(i.x-=t.caretPadding+t.caretSize):"left"===t.xAlign?i.x-=t.cornerRadius+t.caretPadding:"right"===t.xAlign&&(i.x+=t.cornerRadius+t.caretPadding),i},drawCaret:function(t,e,s,a){var o,n,r,l,h,c,u=this._view,d=this._chart.ctx;"center"===u.yAlign?("left"===u.xAlign?(o=t.x,n=o-u.caretSize,r=o):(o=t.x+e.width,n=o+u.caretSize,r=o),h=t.y+e.height/2,l=h-u.caretSize,c=h+u.caretSize):("left"===u.xAlign?(o=t.x+u.cornerRadius,n=o+u.caretSize,r=n+u.caretSize):"right"===u.xAlign?(o=t.x+e.width-u.cornerRadius,n=o-u.caretSize,r=n-u.caretSize):(n=t.x+e.width/2,o=n-u.caretSize,r=n+u.caretSize),"top"===u.yAlign?(l=t.y,h=l-u.caretSize,c=l):(l=t.y+e.height,h=l+u.caretSize,c=l));var f=i.color(u.backgroundColor);d.fillStyle=f.alpha(s*f.alpha()).rgbString(),d.beginPath(),d.moveTo(o,l),d.lineTo(n,h),d.lineTo(r,c),d.closePath(),d.fill()},drawTitle:function(t,e,s,a){if(e.title.length){s.textAlign=e._titleAlign,s.textBaseline="top";var o=i.color(e.titleColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.titleFontSize,e._titleFontStyle,e._titleFontFamily),i.each(e.title,function(i,a){s.fillText(i,t.x,t.y),t.y+=e.titleFontSize+e.titleSpacing,a+1===e.title.length&&(t.y+=e.titleMarginBottom-e.titleSpacing)})}},drawBody:function(t,e,s,a){s.textAlign=e._bodyAlign,s.textBaseline="top";var o=i.color(e.bodyColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.bodyFontSize,e._bodyFontStyle,e._bodyFontFamily),i.each(e.beforeBody,function(i){s.fillText(i,t.x,t.y),t.y+=e.bodyFontSize+e.bodySpacing}),i.each(e.body,function(o,n){"single"!==this._options.tooltips.mode&&(s.fillStyle=i.color(e.legendColorBackground).alpha(a).rgbaString(),s.fillRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),s.strokeStyle=i.color(e.labelColors[n].borderColor).alpha(a).rgbaString(),s.strokeRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),s.fillStyle=i.color(e.labelColors[n].backgroundColor).alpha(a).rgbaString(),s.fillRect(t.x+1,t.y+1,e.bodyFontSize-2,e.bodyFontSize-2),s.fillStyle=i.color(e.bodyColor).alpha(a).rgbaString()),s.fillText(o,t.x+("single"!==this._options.tooltips.mode?e.bodyFontSize+2:0),t.y),t.y+=e.bodyFontSize+e.bodySpacing},this),i.each(e.afterBody,function(i){s.fillText(i,t.x,t.y),t.y+=e.bodyFontSize}),t.y-=e.bodySpacing},drawFooter:function(t,e,s,a){if(e.footer.length){t.y+=e.footerMarginTop,s.textAlign=e._footerAlign,s.textBaseline="top";var o=i.color(e.footerColor);s.fillStyle=o.alpha(a*o.alpha()).rgbString(),s.font=i.fontString(e.footerFontSize,e._footerFontStyle,e._footerFontFamily),i.each(e.footer,function(i){s.fillText(i,t.x,t.y),t.y+=e.footerFontSize+e.footerSpacing})}},draw:function(){var t=this._chart.ctx,e=this._view;if(0!==e.opacity){var s=e.caretPadding,a=this.getTooltipSize(e),o={x:e.x,y:e.y},n=Math.abs(e.opacity<.001)?0:e.opacity;if(this._options.tooltips.enabled){var r=i.color(e.backgroundColor);t.fillStyle=r.alpha(n*r.alpha()).rgbString(),i.drawRoundedRectangle(t,o.x,o.y,a.width,a.height,e.cornerRadius),t.fill(),this.drawCaret(o,a,n,s),o.x+=e.xPadding,o.y+=e.yPadding,this.drawTitle(o,e,t,n),this.drawBody(o,e,t,n),this.drawFooter(o,e,t,n)}}}})}},{}],33:[function(t,e,i){"use strict";e.exports=function(t,e){var i=t.helpers;t.defaults.global.elements.arc={backgroundColor:t.defaults.global.defaultColor,borderColor:"#fff",borderWidth:2},t.elements.Arc=t.Element.extend({inLabelRange:function(t){var e=this._view;return e?Math.pow(t-e.x,2)1.5*Math.PI?s.startAngle-2*Math.PI:s.startAngle,n=s.endAngle<-.5*Math.PI?s.endAngle+2*Math.PI:s.endAngle>1.5*Math.PI?s.endAngle-2*Math.PI:s.endAngle,r=a.angle>=o&&a.angle<=n,l=a.distance>=s.innerRadius&&a.distance<=s.outerRadius;return r&&l}return!1},tooltipPosition:function(){var t=this._view,e=t.startAngle+(t.endAngle-t.startAngle)/2,i=(t.outerRadius-t.innerRadius)/2+t.innerRadius;return{x:t.x+Math.cos(e)*i,y:t.y+Math.sin(e)*i}},draw:function(){var t=this._chart.ctx,e=this._view;t.beginPath(),t.arc(e.x,e.y,e.outerRadius,e.startAngle,e.endAngle),t.arc(e.x,e.y,e.innerRadius,e.endAngle,e.startAngle,!0),t.closePath(),t.strokeStyle=e.borderColor,t.lineWidth=e.borderWidth,t.fillStyle=e.backgroundColor,t.fill(),t.lineJoin="bevel",e.borderWidth&&t.stroke()}})}},{}],34:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.line={tension:.4,backgroundColor:t.defaults.global.defaultColor,borderWidth:3,borderColor:t.defaults.global.defaultColor,borderCapStyle:"butt",borderDash:[],borderDashOffset:0,borderJoinStyle:"miter",fill:!0},t.elements.Line=t.Element.extend({lineToNextPoint:function(t,e,i,s,a){var o=this._chart.ctx;e._view.skip?s.call(this,t,e,i):t._view.skip?a.call(this,t,e,i):0===e._view.tension?o.lineTo(e._view.x,e._view.y):o.bezierCurveTo(t._view.controlPointNextX,t._view.controlPointNextY,e._view.controlPointPreviousX,e._view.controlPointPreviousY,e._view.x,e._view.y)},draw:function(){function i(t){n._view.skip||r._view.skip?t&&o.lineTo(s._view.scaleZero.x,s._view.scaleZero.y):o.bezierCurveTo(r._view.controlPointNextX,r._view.controlPointNextY,n._view.controlPointPreviousX,n._view.controlPointPreviousY,n._view.x,n._view.y)}var s=this,a=this._view,o=this._chart.ctx,n=this._children[0],r=this._children[this._children.length-1];o.save(),this._children.length>0&&a.fill&&(o.beginPath(),e.each(this._children,function(t,i){var s=e.previousItem(this._children,i),n=e.nextItem(this._children,i);0===i?(this._loop?o.moveTo(a.scaleZero.x,a.scaleZero.y):o.moveTo(t._view.x,a.scaleZero),t._view.skip?this._loop||o.moveTo(n._view.x,this._view.scaleZero):o.lineTo(t._view.x,t._view.y)):this.lineToNextPoint(s,t,n,function(t,e,i){this._loop?o.lineTo(this._view.scaleZero.x,this._view.scaleZero.y):(o.lineTo(t._view.x,this._view.scaleZero),o.moveTo(i._view.x,this._view.scaleZero))},function(t,e){o.lineTo(e._view.x,e._view.y)})},this),this._loop?i(!0):(o.lineTo(this._children[this._children.length-1]._view.x,a.scaleZero),o.lineTo(this._children[0]._view.x,a.scaleZero)),o.fillStyle=a.backgroundColor||t.defaults.global.defaultColor,o.closePath(),o.fill()),o.lineCap=a.borderCapStyle||t.defaults.global.elements.line.borderCapStyle,o.setLineDash&&o.setLineDash(a.borderDash||t.defaults.global.elements.line.borderDash),o.lineDashOffset=a.borderDashOffset||t.defaults.global.elements.line.borderDashOffset,o.lineJoin=a.borderJoinStyle||t.defaults.global.elements.line.borderJoinStyle,o.lineWidth=a.borderWidth||t.defaults.global.elements.line.borderWidth,o.strokeStyle=a.borderColor||t.defaults.global.defaultColor,o.beginPath(),e.each(this._children,function(t,i){var s=e.previousItem(this._children,i),a=e.nextItem(this._children,i);0===i?o.moveTo(t._view.x,t._view.y):this.lineToNextPoint(s,t,a,function(t,e,i){o.moveTo(i._view.x,i._view.y)},function(t,e){o.moveTo(e._view.x,e._view.y)})},this),this._loop&&this._children.length>0&&i(),o.stroke(),o.restore()}})}},{}],35:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.point={radius:3,pointStyle:"circle",backgroundColor:t.defaults.global.defaultColor,borderWidth:1,borderColor:t.defaults.global.defaultColor,hitRadius:1,hoverRadius:4,hoverBorderWidth:1},t.elements.Point=t.Element.extend({inRange:function(t,e){var i=this._view;if(i){var s=i.hitRadius+i.radius;return Math.pow(t-i.x,2)+Math.pow(e-i.y,2)0){s.strokeStyle=i.borderColor||t.defaults.global.defaultColor,s.lineWidth=e.getValueOrDefault(i.borderWidth,t.defaults.global.elements.point.borderWidth),s.fillStyle=i.backgroundColor||t.defaults.global.defaultColor;var a,o,n=i.radius;switch(i.pointStyle){default:s.beginPath(),s.arc(i.x,i.y,n,0,2*Math.PI),s.closePath(),s.fill();break;case"triangle":s.beginPath();var r=3*n/Math.sqrt(3),l=r*Math.sqrt(3)/2;s.moveTo(i.x-r/2,i.y+l/3),s.lineTo(i.x+r/2,i.y+l/3),s.lineTo(i.x,i.y-2*l/3),s.closePath(),s.fill();break;case"rect":s.fillRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.strokeRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n);break;case"rectRot":s.translate(i.x,i.y),s.rotate(Math.PI/4),s.fillRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.strokeRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),s.setTransform(1,0,0,1,0,0);break;case"cross":s.beginPath(),s.moveTo(i.x,i.y+n),s.lineTo(i.x,i.y-n),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),s.closePath();break;case"crossRot":s.beginPath(),a=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,s.moveTo(i.x-a,i.y-o),s.lineTo(i.x+a,i.y+o),s.moveTo(i.x-a,i.y+o),s.lineTo(i.x+a,i.y-o),s.closePath();break;case"star":s.beginPath(),s.moveTo(i.x,i.y+n),s.lineTo(i.x,i.y-n),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),a=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,s.moveTo(i.x-a,i.y-o),s.lineTo(i.x+a,i.y+o),s.moveTo(i.x-a,i.y+o),s.lineTo(i.x+a,i.y-o),s.closePath();break;case"line":s.beginPath(),s.moveTo(i.x-n,i.y),s.lineTo(i.x+n,i.y),s.closePath();break;case"dash":s.beginPath(),s.moveTo(i.x,i.y),s.lineTo(i.x+n,i.y),s.closePath()}s.stroke()}}}})}},{}],36:[function(t,e,i){"use strict";e.exports=function(t){t.helpers;t.defaults.global.elements.rectangle={backgroundColor:t.defaults.global.defaultColor,borderWidth:0,borderColor:t.defaults.global.defaultColor,borderSkipped:"bottom"},t.elements.Rectangle=t.Element.extend({draw:function(){function t(t){return l[(c+t)%4]}var e=this._chart.ctx,i=this._view,s=i.width/2,a=i.x-s,o=i.x+s,n=i.base-(i.base-i.y),r=i.borderWidth/2;i.borderWidth&&(a+=r,o-=r,n+=r),e.beginPath(),e.fillStyle=i.backgroundColor,e.strokeStyle=i.borderColor,e.lineWidth=i.borderWidth;var l=[[a,i.base],[a,n],[o,n],[o,i.base]],h=["bottom","left","top","right"],c=h.indexOf(i.borderSkipped,0);-1===c&&(c=0),e.moveTo.apply(e,t(0));for(var u=1;4>u;u++)e.lineTo.apply(e,t(u));e.fill(),i.borderWidth&&e.stroke()},height:function(){var t=this._view;return t.base-t.y},inRange:function(t,e){var i=this._view,s=!1;return i&&(s=i.y=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.y&&e<=i.base:t>=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.base&&e<=i.y),s},inLabelRange:function(t){var e=this._view;return e?t>=e.x-e.width/2&&t<=e.x+e.width/2:!1},tooltipPosition:function(){var t=this._view;return{x:t.x,y:t.y}}})}},{}],37:[function(t,e,i){"use strict";e.exports=function(t){var e=(t.helpers,{position:"bottom"}),i=t.Scale.extend({buildTicks:function(t){this.ticks=this.chart.data.labels},getLabelForIndex:function(t,e){return this.ticks[t]},getPixelForValue:function(t,e,i,s){if(this.isHorizontal()){var a=this.width-(this.paddingLeft+this.paddingRight),o=a/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),n=o*e+this.paddingLeft;return this.options.gridLines.offsetGridLines&&s&&(n+=o/2),this.left+Math.round(n)}var r=this.height-(this.paddingTop+this.paddingBottom),l=r/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),h=l*e+this.paddingTop;return this.options.gridLines.offsetGridLines&&s&&(h+=l/2),this.top+Math.round(h)}});t.scaleService.registerScaleType("category",i,e)}},{}],38:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(t,i,s){var a=s[1]-s[0];Math.abs(a)>1&&t!==Math.floor(t)&&(a=t-Math.floor(t));var o=e.log10(Math.abs(a)),n="";if(0!==t){var r=-1*Math.floor(o);r=Math.max(Math.min(r,20),0),n=t.toFixed(r)}else n="0";return n}}},s=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={},i=!1,s=!1;e.each(this.chart.data.datasets,function(a){void 0===t[a.type]&&(t[a.type]={positiveValues:[],negativeValues:[]});var o=t[a.type].positiveValues,n=t[a.type].negativeValues;e.isDatasetVisible(a)&&(this.isHorizontal()?a.xAxisID===this.id:a.yAxisID===this.id)&&e.each(a.data,function(t,e){var a=+this.getRightValue(t);isNaN(a)||(o[e]=o[e]||0,n[e]=n[e]||0,this.options.relativePoints?o[e]=100:0>a?(s=!0,n[e]+=a):(i=!0,o[e]+=a))},this)},this),e.each(t,function(t){var i=t.positiveValues.concat(t.negativeValues),s=e.min(i),a=e.max(i);this.min=null===this.min?s:Math.min(this.min,s),this.max=null===this.max?a:Math.max(this.max,a)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);if(this.options.ticks.beginAtZero){var a=e.sign(this.min),o=e.sign(this.max);0>a&&0>o?this.max=0:a>0&&o>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i;if(this.isHorizontal())i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.width/50));else{var s=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize);i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.height/(2*s)))}i=Math.max(2,i);var a,o=this.options.ticks.fixedStepSize&&this.options.ticks.fixedStepSize>0||this.options.ticks.stepSize&&this.options.ticks.stepSize>0;if(o)a=e.getValueOrDefault(this.options.ticks.fixedStepSize,this.options.ticks.stepSize);else{var n=e.niceNum(this.max-this.min,!1);a=e.niceNum(n/(i-1),!0)}var r=Math.floor(this.min/a)*a,l=Math.ceil(this.max/a)*a,h=(l-r)/a;h=e.almostEquals(h,Math.round(h),a/1e3)?Math.round(h):Math.ceil(h),this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:r);for(var c=1;h>c;++c)this.ticks.push(r+c*a);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:l),("left"===this.options.position||"right"===this.options.position)&&this.ticks.reverse(),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},convertTicksToLabels:function(){this.ticksAsNumbers=this.ticks.slice(),this.zeroLineIndex=this.ticks.indexOf(0),t.Scale.prototype.convertTicksToLabels.call(this)},getPixelForValue:function(t,e,i,s){var a,o=+this.getRightValue(t),n=this.end-this.start;if(this.isHorizontal()){var r=this.width-(this.paddingLeft+this.paddingRight);return a=this.left+r/n*(o-this.start),Math.round(a+this.paddingLeft)}var l=this.height-(this.paddingTop+this.paddingBottom);return a=this.bottom-this.paddingBottom-l/n*(o-this.start),Math.round(a)},getPixelForTick:function(t,e){return this.getPixelForValue(this.ticksAsNumbers[t],null,null,e)}});t.scaleService.registerScaleType("linear",s,i)}},{}],39:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(e,i,s){var a=e/Math.pow(10,Math.floor(t.helpers.log10(e)));return 1===a||2===a||5===a||0===i||i===s.length-1?e.toExponential():""}}},s=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={};e.each(this.chart.data.datasets,function(i){e.isDatasetVisible(i)&&(this.isHorizontal()?i.xAxisID===this.id:i.yAxisID===this.id)&&(void 0===t[i.type]&&(t[i.type]=[]),e.each(i.data,function(e,s){var a=t[i.type],o=+this.getRightValue(e);isNaN(o)||(a[s]=a[s]||0,this.options.relativePoints?a[s]=100:a[s]+=o)},this))},this),e.each(t,function(t){var i=e.min(t),s=e.max(t);this.min=null===this.min?i:Math.min(this.min,i),this.max=null===this.max?s:Math.max(this.max,s)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);this.min=void 0!==this.options.ticks.min?this.options.ticks.min:this.min,this.max=void 0!==this.options.ticks.max?this.options.ticks.max:this.max,this.min===this.max&&(0!==this.min&&null!==this.min?(this.min=Math.pow(10,Math.floor(e.log10(this.min))-1),this.max=Math.pow(10,Math.floor(e.log10(this.max))+1)):(this.min=1,this.max=10))},buildTicks:function(){this.ticks=[];for(var t=void 0!==this.options.ticks.min?this.options.ticks.min:Math.pow(10,Math.floor(e.log10(this.min)));tthis.max&&(this.max=i))},this)},this),this.options.ticks.beginAtZero){var t=e.sign(this.min),i=e.sign(this.max);0>t&&0>i?this.max=0:t>0&&i>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),s=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.drawingArea/(1.5*i)));s=Math.max(2,s);var a=e.niceNum(this.max-this.min,!1),o=e.niceNum(a/(s-1),!0),n=Math.floor(this.min/o)*o,r=Math.ceil(this.max/o)*o,l=Math.ceil((r-n)/o);this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:n);for(var h=1;l>h;++h)this.ticks.push(n+h*o);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:r),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max),this.zeroLineIndex=this.ticks.indexOf(0)},convertTicksToLabels:function(){t.Scale.prototype.convertTicksToLabels.call(this),this.pointLabels=this.chart.data.labels.map(this.options.pointLabels.callback,this)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},fit:function(){var i,s,a,o,n,r,l,h,c,u,d,f,m=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),g=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),p=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),b=e.fontString(m,g,p),v=e.min([this.height/2-m-5,this.width/2]),x=this.width,y=0;for(this.ctx.font=b,s=0;sx&&(x=i.x+o,n=s),i.x-ox&&(x=i.x+a,n=s):s>this.getValueCount()/2&&i.x-a0||this.options.reverse){var o=this.getDistanceFromCenterForValue(this.ticks[a]),n=this.yCenter-o;if(this.options.gridLines.display)if(i.strokeStyle=this.options.gridLines.color,i.lineWidth=this.options.gridLines.lineWidth,this.options.lineArc)i.beginPath(),i.arc(this.xCenter,this.yCenter,o,0,2*Math.PI),i.closePath(),i.stroke();else{i.beginPath();for(var r=0;r=0;s--){if(this.options.angleLines.display){var a=this.getPointPosition(s,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max));i.beginPath(),i.moveTo(this.xCenter,this.yCenter),i.lineTo(a.x,a.y),i.stroke(),i.closePath()}var o=this.getPointPosition(s,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max)+5),n=e.getValueOrDefault(this.options.pointLabels.fontColor,t.defaults.global.defaultFontColor),r=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),l=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),h=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),c=e.fontString(r,l,h);i.font=c,i.fillStyle=n;var u=this.pointLabels.length,d=this.pointLabels.length/2,f=d/2,m=f>s||s>u-f,g=s===f||s===u-f;0===s?i.textAlign="center":s===d?i.textAlign="center":d>s?i.textAlign="left":i.textAlign="right",g?i.textBaseline="middle":m?i.textBaseline="bottom":i.textBaseline="top",i.fillText(this.pointLabels[s]?this.pointLabels[s]:"",o.x,o.y)}}}}});t.scaleService.registerScaleType("radialLinear",s,i)}},{}],41:[function(t,e,i){"use strict";var s=t("moment");s="function"==typeof s?s:window.moment,e.exports=function(t){var e=t.helpers,i={units:[{name:"millisecond",steps:[1,2,5,10,20,50,100,250,500]},{name:"second",steps:[1,2,5,10,30]},{name:"minute",steps:[1,2,5,10,30]},{name:"hour",steps:[1,2,3,6,12]},{name:"day",steps:[1,2,5]},{name:"week",maxStep:4},{name:"month",maxStep:3},{name:"quarter",maxStep:4},{name:"year",maxStep:!1}]},a={position:"bottom",time:{parser:!1,format:!1,unit:!1,round:!1,displayFormat:!1,displayFormats:{millisecond:"h:mm:ss.SSS a",second:"h:mm:ss a",minute:"h:mm:ss a",hour:"MMM D, hA",day:"ll",week:"ll",month:"MMM YYYY",quarter:"[Q]Q - YYYY",year:"YYYY"}},ticks:{autoSkip:!1}},o=t.Scale.extend({initialize:function(){if(!s)throw new Error("Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com");t.Scale.prototype.initialize.call(this)},getLabelMoment:function(t,e){return this.labelMoments[t][e]},determineDataLimits:function(){this.labelMoments=[];var t=[];this.chart.data.labels&&this.chart.data.labels.length>0?(e.each(this.chart.data.labels,function(e,i){var s=this.parseTime(e);this.options.time.round&&s.startOf(this.options.time.round),t.push(s)},this),this.firstTick=s.min.call(this,t),this.lastTick=s.max.call(this,t)):(this.firstTick=null,this.lastTick=null),e.each(this.chart.data.datasets,function(i,a){var o=[];"object"==typeof i.data[0]?e.each(i.data,function(t,e){var i=this.parseTime(this.getRightValue(t));this.options.time.round&&i.startOf(this.options.time.round),o.push(i),this.firstTick=null!==this.firstTick?s.min(this.firstTick,i):i,this.lastTick=null!==this.lastTick?s.max(this.lastTick,i):i},this):o=t,this.labelMoments.push(o)},this),this.options.time.min&&(this.firstTick=this.parseTime(this.options.time.min)),this.options.time.max&&(this.lastTick=this.parseTime(this.options.time.max)),this.firstTick=(this.firstTick||s()).clone(),this.lastTick=(this.lastTick||s()).clone()},buildTicks:function(s){if(this.ticks=[],this.unitScale=1,this.scaleSizeInUnits=0, +this.options.time.unit)this.tickUnit=this.options.time.unit||"day",this.displayFormat=this.options.time.displayFormats[this.tickUnit],this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,1);else{var a=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),o=this.isHorizontal()?this.width-(this.paddingLeft+this.paddingRight):this.height-(this.paddingTop+this.paddingBottom),n=this.tickFormatFunction(this.firstTick,0,[]),r=n.length*a,l=Math.cos(e.toRadians(this.options.ticks.maxRotation)),h=Math.sin(e.toRadians(this.options.ticks.maxRotation));r=r*l+a*h;var c=o/(r+10);this.tickUnit="millisecond",this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[this.tickUnit];for(var u=0,d=i.units[u];uMath.ceil(this.scaleSizeInUnits/c)){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,d.steps[f]);break}break}if(d.maxStep===!1||Math.ceil(this.scaleSizeInUnits/c)=0)break;g%this.unitScale===0&&this.ticks.push(p)}(0!==this.ticks[this.ticks.length-1].diff(this.lastTick,this.tickUnit)||0===this.scaleSizeInUnits)&&(this.options.time.max?(this.ticks.push(this.lastTick.clone()),this.scaleSizeInUnits=this.lastTick.diff(this.ticks[0],this.tickUnit,!0)):(this.scaleSizeInUnits=Math.ceil(this.scaleSizeInUnits/this.unitScale)*this.unitScale,this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits,this.tickUnit)),this.lastTick=this.ticks[this.ticks.length-1].clone()))},getLabelForIndex:function(t,e){var i=this.chart.data.labels&&t lum2) { - return (lum1 + 0.05) / (lum2 + 0.05) - }; - return (lum2 + 0.05) / (lum1 + 0.05); - }, + if (max == min) + s = 0; + else if (l <= 0.5) + s = delta / (max + min); + else + s = delta / (2 - max - min); - level: function(color2) { - var contrastRatio = this.contrast(color2); - return (contrastRatio >= 7.1) ? 'AAA' : (contrastRatio >= 4.5) ? 'AA' : ''; - }, + return [h, s * 100, l * 100]; +} - dark: function() { - // YIQ equation from http://24ways.org/2010/calculating-color-contrast - var rgb = this.values.rgb, - yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; - return yiq < 128; - }, +function rgb2hsv(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + min = Math.min(r, g, b), + max = Math.max(r, g, b), + delta = max - min, + h, s, v; - light: function() { - return !this.dark(); - }, + if (max == 0) + s = 0; + else + s = (delta/max * 1000)/10; - negate: function() { - var rgb = [] - for (var i = 0; i < 3; i++) { - rgb[i] = 255 - this.values.rgb[i]; - } - this.setValues("rgb", rgb); - return this; - }, + if (max == min) + h = 0; + else if (r == max) + h = (g - b) / delta; + else if (g == max) + h = 2 + (b - r) / delta; + else if (b == max) + h = 4 + (r - g) / delta; - lighten: function(ratio) { - this.values.hsl[2] += this.values.hsl[2] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + h = Math.min(h * 60, 360); - darken: function(ratio) { - this.values.hsl[2] -= this.values.hsl[2] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + if (h < 0) + h += 360; + + v = ((max / 255) * 1000) / 10; + + return [h, s, v]; +} + +function rgb2hwb(rgb) { + var r = rgb[0], + g = rgb[1], + b = rgb[2], + h = rgb2hsl(rgb)[0], + w = 1/255 * Math.min(r, Math.min(g, b)), + b = 1 - 1/255 * Math.max(r, Math.max(g, b)); + + return [h, w * 100, b * 100]; +} + +function rgb2cmyk(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255, + c, m, y, k; + + k = Math.min(1 - r, 1 - g, 1 - b); + c = (1 - r - k) / (1 - k) || 0; + m = (1 - g - k) / (1 - k) || 0; + y = (1 - b - k) / (1 - k) || 0; + return [c * 100, m * 100, y * 100, k * 100]; +} + +function rgb2keyword(rgb) { + return reverseKeywords[JSON.stringify(rgb)]; +} + +function rgb2xyz(rgb) { + var r = rgb[0] / 255, + g = rgb[1] / 255, + b = rgb[2] / 255; + + // assume sRGB + r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); + g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); + b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); + + var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); + var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); + var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); + + return [x * 100, y *100, z * 100]; +} + +function rgb2lab(rgb) { + var xyz = rgb2xyz(rgb), + x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; + + x /= 95.047; + y /= 100; + z /= 108.883; + + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); + + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); + + return [l, a, b]; +} + +function rgb2lch(args) { + return lab2lch(rgb2lab(args)); +} - saturate: function(ratio) { - this.values.hsl[1] += this.values.hsl[1] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, +function hsl2rgb(hsl) { + var h = hsl[0] / 360, + s = hsl[1] / 100, + l = hsl[2] / 100, + t1, t2, t3, rgb, val; - desaturate: function(ratio) { - this.values.hsl[1] -= this.values.hsl[1] * ratio; - this.setValues("hsl", this.values.hsl); - return this; - }, + if (s == 0) { + val = l * 255; + return [val, val, val]; + } - whiten: function(ratio) { - this.values.hwb[1] += this.values.hwb[1] * ratio; - this.setValues("hwb", this.values.hwb); - return this; - }, + if (l < 0.5) + t2 = l * (1 + s); + else + t2 = l + s - l * s; + t1 = 2 * l - t2; - blacken: function(ratio) { - this.values.hwb[2] += this.values.hwb[2] * ratio; - this.setValues("hwb", this.values.hwb); - return this; - }, + rgb = [0, 0, 0]; + for (var i = 0; i < 3; i++) { + t3 = h + 1 / 3 * - (i - 1); + t3 < 0 && t3++; + t3 > 1 && t3--; - greyscale: function() { - var rgb = this.values.rgb; - // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale - var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; - this.setValues("rgb", [val, val, val]); - return this; - }, + if (6 * t3 < 1) + val = t1 + (t2 - t1) * 6 * t3; + else if (2 * t3 < 1) + val = t2; + else if (3 * t3 < 2) + val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; + else + val = t1; - clearer: function(ratio) { - this.setValues("alpha", this.values.alpha - (this.values.alpha * ratio)); - return this; - }, + rgb[i] = val * 255; + } - opaquer: function(ratio) { - this.setValues("alpha", this.values.alpha + (this.values.alpha * ratio)); - return this; - }, + return rgb; +} - rotate: function(degrees) { - var hue = this.values.hsl[0]; - hue = (hue + degrees) % 360; - hue = hue < 0 ? 360 + hue : hue; - this.values.hsl[0] = hue; - this.setValues("hsl", this.values.hsl); - return this; - }, +function hsl2hsv(hsl) { + var h = hsl[0], + s = hsl[1] / 100, + l = hsl[2] / 100, + sv, v; - mix: function(color2, weight) { - weight = 1 - (weight == null ? 0.5 : weight); + if(l === 0) { + // no need to do calc on black + // also avoids divide by 0 error + return [0, 0, 0]; + } - // algorithm from Sass's mix(). Ratio of first color in mix is - // determined by the alphas of both colors and the weight - var t1 = weight * 2 - 1, - d = this.alpha() - color2.alpha(); + l *= 2; + s *= (l <= 1) ? l : 2 - l; + v = (l + s) / 2; + sv = (2 * s) / (l + s); + return [h, sv * 100, v * 100]; +} - var weight1 = (((t1 * d == -1) ? t1 : (t1 + d) / (1 + t1 * d)) + 1) / 2; - var weight2 = 1 - weight1; +function hsl2hwb(args) { + return rgb2hwb(hsl2rgb(args)); +} - var rgb = this.rgbArray(); - var rgb2 = color2.rgbArray(); +function hsl2cmyk(args) { + return rgb2cmyk(hsl2rgb(args)); +} - for (var i = 0; i < rgb.length; i++) { - rgb[i] = rgb[i] * weight1 + rgb2[i] * weight2; - } - this.setValues("rgb", rgb); +function hsl2keyword(args) { + return rgb2keyword(hsl2rgb(args)); +} - var alpha = this.alpha() * weight + color2.alpha() * (1 - weight); - this.setValues("alpha", alpha); - return this; - }, +function hsv2rgb(hsv) { + var h = hsv[0] / 60, + s = hsv[1] / 100, + v = hsv[2] / 100, + hi = Math.floor(h) % 6; - toJSON: function() { - return this.rgb(); - }, + var f = h - Math.floor(h), + p = 255 * v * (1 - s), + q = 255 * v * (1 - (s * f)), + t = 255 * v * (1 - (s * (1 - f))), + v = 255 * v; - clone: function() { - return new Color(this.rgb()); + switch(hi) { + case 0: + return [v, t, p]; + case 1: + return [q, v, p]; + case 2: + return [p, v, t]; + case 3: + return [p, q, v]; + case 4: + return [t, p, v]; + case 5: + return [v, p, q]; } } +function hsv2hsl(hsv) { + var h = hsv[0], + s = hsv[1] / 100, + v = hsv[2] / 100, + sl, l; -Color.prototype.getValues = function(space) { - var vals = {}; - for (var i = 0; i < space.length; i++) { - vals[space.charAt(i)] = this.values[space][i]; - } - if (this.values.alpha != 1) { - vals["a"] = this.values.alpha; - } - // {r: 255, g: 255, b: 255, a: 0.4} - return vals; + l = (2 - s) * v; + sl = s * v; + sl /= (l <= 1) ? l : 2 - l; + sl = sl || 0; + l /= 2; + return [h, sl * 100, l * 100]; } -Color.prototype.setValues = function(space, vals) { - var spaces = { - "rgb": ["red", "green", "blue"], - "hsl": ["hue", "saturation", "lightness"], - "hsv": ["hue", "saturation", "value"], - "hwb": ["hue", "whiteness", "blackness"], - "cmyk": ["cyan", "magenta", "yellow", "black"] - }; +function hsv2hwb(args) { + return rgb2hwb(hsv2rgb(args)) +} - var maxes = { - "rgb": [255, 255, 255], - "hsl": [360, 100, 100], - "hsv": [360, 100, 100], - "hwb": [360, 100, 100], - "cmyk": [100, 100, 100, 100] - }; +function hsv2cmyk(args) { + return rgb2cmyk(hsv2rgb(args)); +} - var alpha = 1; - if (space == "alpha") { - alpha = vals; - } else if (vals.length) { - // [10, 10, 10] - this.values[space] = vals.slice(0, space.length); - alpha = vals[space.length]; - } else if (vals[space.charAt(0)] !== undefined) { - // {r: 10, g: 10, b: 10} - for (var i = 0; i < space.length; i++) { - this.values[space][i] = vals[space.charAt(i)]; - } - alpha = vals.a; - } else if (vals[spaces[space][0]] !== undefined) { - // {red: 10, green: 10, blue: 10} - var chans = spaces[space]; - for (var i = 0; i < space.length; i++) { - this.values[space][i] = vals[chans[i]]; - } - alpha = vals.alpha; +function hsv2keyword(args) { + return rgb2keyword(hsv2rgb(args)); +} + +// http://dev.w3.org/csswg/css-color/#hwb-to-rgb +function hwb2rgb(hwb) { + var h = hwb[0] / 360, + wh = hwb[1] / 100, + bl = hwb[2] / 100, + ratio = wh + bl, + i, v, f, n; + + // wh + bl cant be > 1 + if (ratio > 1) { + wh /= ratio; + bl /= ratio; } - this.values.alpha = Math.max(0, Math.min(1, (alpha !== undefined ? alpha : this.values.alpha))); - if (space == "alpha") { - return; + + i = Math.floor(6 * h); + v = 1 - bl; + f = 6 * h - i; + if ((i & 0x01) != 0) { + f = 1 - f; } + n = wh + f * (v - wh); // linear interpolation - // cap values of the space prior converting all values - for (var i = 0; i < space.length; i++) { - var capped = Math.max(0, Math.min(maxes[space][i], this.values[space][i])); - this.values[space][i] = Math.round(capped); + switch (i) { + default: + case 6: + case 0: r = v; g = n; b = wh; break; + case 1: r = n; g = v; b = wh; break; + case 2: r = wh; g = v; b = n; break; + case 3: r = wh; g = n; b = v; break; + case 4: r = n; g = wh; b = v; break; + case 5: r = v; g = wh; b = n; break; } - // convert to all the other color spaces - for (var sname in spaces) { - if (sname != space) { - this.values[sname] = convert[space][sname](this.values[space]) - } + return [r * 255, g * 255, b * 255]; +} + +function hwb2hsl(args) { + return rgb2hsl(hwb2rgb(args)); +} + +function hwb2hsv(args) { + return rgb2hsv(hwb2rgb(args)); +} + +function hwb2cmyk(args) { + return rgb2cmyk(hwb2rgb(args)); +} - // cap values - for (var i = 0; i < sname.length; i++) { - var capped = Math.max(0, Math.min(maxes[sname][i], this.values[sname][i])); - this.values[sname][i] = Math.round(capped); - } - } - return true; +function hwb2keyword(args) { + return rgb2keyword(hwb2rgb(args)); } -Color.prototype.setSpace = function(space, args) { - var vals = args[0]; - if (vals === undefined) { - // color.rgb() - return this.getValues(space); - } - // color.rgb(10, 10, 10) - if (typeof vals == "number") { - vals = Array.prototype.slice.call(args); - } - this.setValues(space, vals); - return this; +function cmyk2rgb(cmyk) { + var c = cmyk[0] / 100, + m = cmyk[1] / 100, + y = cmyk[2] / 100, + k = cmyk[3] / 100, + r, g, b; + + r = 1 - Math.min(1, c * (1 - k) + k); + g = 1 - Math.min(1, m * (1 - k) + k); + b = 1 - Math.min(1, y * (1 - k) + k); + return [r * 255, g * 255, b * 255]; } -Color.prototype.setChannel = function(space, index, val) { - if (val === undefined) { - // color.red() - return this.values[space][index]; - } - // color.red(100) - this.values[space][index] = val; - this.setValues(space, this.values[space]); - return this; +function cmyk2hsl(args) { + return rgb2hsl(cmyk2rgb(args)); } -window.Color = module.exports = Color +function cmyk2hsv(args) { + return rgb2hsv(cmyk2rgb(args)); +} -},{"color-convert":4,"color-string":6}],3:[function(require,module,exports){ -/* MIT license */ +function cmyk2hwb(args) { + return rgb2hwb(cmyk2rgb(args)); +} -module.exports = { - rgb2hsl: rgb2hsl, - rgb2hsv: rgb2hsv, - rgb2hwb: rgb2hwb, - rgb2cmyk: rgb2cmyk, - rgb2keyword: rgb2keyword, - rgb2xyz: rgb2xyz, - rgb2lab: rgb2lab, - rgb2lch: rgb2lch, +function cmyk2keyword(args) { + return rgb2keyword(cmyk2rgb(args)); +} - hsl2rgb: hsl2rgb, - hsl2hsv: hsl2hsv, - hsl2hwb: hsl2hwb, - hsl2cmyk: hsl2cmyk, - hsl2keyword: hsl2keyword, - hsv2rgb: hsv2rgb, - hsv2hsl: hsv2hsl, - hsv2hwb: hsv2hwb, - hsv2cmyk: hsv2cmyk, - hsv2keyword: hsv2keyword, +function xyz2rgb(xyz) { + var x = xyz[0] / 100, + y = xyz[1] / 100, + z = xyz[2] / 100, + r, g, b; - hwb2rgb: hwb2rgb, - hwb2hsl: hwb2hsl, - hwb2hsv: hwb2hsv, - hwb2cmyk: hwb2cmyk, - hwb2keyword: hwb2keyword, + r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); + g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); + b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); - cmyk2rgb: cmyk2rgb, - cmyk2hsl: cmyk2hsl, - cmyk2hsv: cmyk2hsv, - cmyk2hwb: cmyk2hwb, - cmyk2keyword: cmyk2keyword, + // assume sRGB + r = r > 0.0031308 ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) + : r = (r * 12.92); - keyword2rgb: keyword2rgb, - keyword2hsl: keyword2hsl, - keyword2hsv: keyword2hsv, - keyword2hwb: keyword2hwb, - keyword2cmyk: keyword2cmyk, - keyword2lab: keyword2lab, - keyword2xyz: keyword2xyz, + g = g > 0.0031308 ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) + : g = (g * 12.92); - xyz2rgb: xyz2rgb, - xyz2lab: xyz2lab, - xyz2lch: xyz2lch, + b = b > 0.0031308 ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) + : b = (b * 12.92); - lab2xyz: lab2xyz, - lab2rgb: lab2rgb, - lab2lch: lab2lch, + r = Math.min(Math.max(0, r), 1); + g = Math.min(Math.max(0, g), 1); + b = Math.min(Math.max(0, b), 1); - lch2lab: lch2lab, - lch2xyz: lch2xyz, - lch2rgb: lch2rgb + return [r * 255, g * 255, b * 255]; } +function xyz2lab(xyz) { + var x = xyz[0], + y = xyz[1], + z = xyz[2], + l, a, b; + + x /= 95.047; + y /= 100; + z /= 108.883; -function rgb2hsl(rgb) { - var r = rgb[0]/255, - g = rgb[1]/255, - b = rgb[2]/255, - min = Math.min(r, g, b), - max = Math.max(r, g, b), - delta = max - min, - h, s, l; + x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); + y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); + z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); - if (max == min) - h = 0; - else if (r == max) - h = (g - b) / delta; - else if (g == max) - h = 2 + (b - r) / delta; - else if (b == max) - h = 4 + (r - g)/ delta; + l = (116 * y) - 16; + a = 500 * (x - y); + b = 200 * (y - z); - h = Math.min(h * 60, 360); + return [l, a, b]; +} - if (h < 0) - h += 360; +function xyz2lch(args) { + return lab2lch(xyz2lab(args)); +} - l = (min + max) / 2; +function lab2xyz(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + x, y, z, y2; - if (max == min) - s = 0; - else if (l <= 0.5) - s = delta / (max + min); - else - s = delta / (2 - max - min); + if (l <= 8) { + y = (l * 100) / 903.3; + y2 = (7.787 * (y / 100)) + (16 / 116); + } else { + y = 100 * Math.pow((l + 16) / 116, 3); + y2 = Math.pow(y / 100, 1/3); + } - return [h, s * 100, l * 100]; + x = x / 95.047 <= 0.008856 ? x = (95.047 * ((a / 500) + y2 - (16 / 116))) / 7.787 : 95.047 * Math.pow((a / 500) + y2, 3); + + z = z / 108.883 <= 0.008859 ? z = (108.883 * (y2 - (b / 200) - (16 / 116))) / 7.787 : 108.883 * Math.pow(y2 - (b / 200), 3); + + return [x, y, z]; } -function rgb2hsv(rgb) { - var r = rgb[0], - g = rgb[1], - b = rgb[2], - min = Math.min(r, g, b), - max = Math.max(r, g, b), - delta = max - min, - h, s, v; +function lab2lch(lab) { + var l = lab[0], + a = lab[1], + b = lab[2], + hr, h, c; - if (max == 0) - s = 0; - else - s = (delta/max * 1000)/10; + hr = Math.atan2(b, a); + h = hr * 360 / 2 / Math.PI; + if (h < 0) { + h += 360; + } + c = Math.sqrt(a * a + b * b); + return [l, c, h]; +} - if (max == min) - h = 0; - else if (r == max) - h = (g - b) / delta; - else if (g == max) - h = 2 + (b - r) / delta; - else if (b == max) - h = 4 + (r - g) / delta; +function lab2rgb(args) { + return xyz2rgb(lab2xyz(args)); +} - h = Math.min(h * 60, 360); +function lch2lab(lch) { + var l = lch[0], + c = lch[1], + h = lch[2], + a, b, hr; - if (h < 0) - h += 360; + hr = h / 360 * 2 * Math.PI; + a = c * Math.cos(hr); + b = c * Math.sin(hr); + return [l, a, b]; +} - v = ((max / 255) * 1000) / 10; +function lch2xyz(args) { + return lab2xyz(lch2lab(args)); +} - return [h, s, v]; +function lch2rgb(args) { + return lab2rgb(lch2lab(args)); } -function rgb2hwb(rgb) { - var r = rgb[0], - g = rgb[1], - b = rgb[2], - h = rgb2hsl(rgb)[0], - w = 1/255 * Math.min(r, Math.min(g, b)), - b = 1 - 1/255 * Math.max(r, Math.max(g, b)); +function keyword2rgb(keyword) { + return cssKeywords[keyword]; +} - return [h, w * 100, b * 100]; +function keyword2hsl(args) { + return rgb2hsl(keyword2rgb(args)); } -function rgb2cmyk(rgb) { - var r = rgb[0] / 255, - g = rgb[1] / 255, - b = rgb[2] / 255, - c, m, y, k; +function keyword2hsv(args) { + return rgb2hsv(keyword2rgb(args)); +} - k = Math.min(1 - r, 1 - g, 1 - b); - c = (1 - r - k) / (1 - k) || 0; - m = (1 - g - k) / (1 - k) || 0; - y = (1 - b - k) / (1 - k) || 0; - return [c * 100, m * 100, y * 100, k * 100]; +function keyword2hwb(args) { + return rgb2hwb(keyword2rgb(args)); } -function rgb2keyword(rgb) { - return reverseKeywords[JSON.stringify(rgb)]; +function keyword2cmyk(args) { + return rgb2cmyk(keyword2rgb(args)); } -function rgb2xyz(rgb) { - var r = rgb[0] / 255, - g = rgb[1] / 255, - b = rgb[2] / 255; +function keyword2lab(args) { + return rgb2lab(keyword2rgb(args)); +} - // assume sRGB - r = r > 0.04045 ? Math.pow(((r + 0.055) / 1.055), 2.4) : (r / 12.92); - g = g > 0.04045 ? Math.pow(((g + 0.055) / 1.055), 2.4) : (g / 12.92); - b = b > 0.04045 ? Math.pow(((b + 0.055) / 1.055), 2.4) : (b / 12.92); +function keyword2xyz(args) { + return rgb2xyz(keyword2rgb(args)); +} - var x = (r * 0.4124) + (g * 0.3576) + (b * 0.1805); - var y = (r * 0.2126) + (g * 0.7152) + (b * 0.0722); - var z = (r * 0.0193) + (g * 0.1192) + (b * 0.9505); +var cssKeywords = { + aliceblue: [240,248,255], + antiquewhite: [250,235,215], + aqua: [0,255,255], + aquamarine: [127,255,212], + azure: [240,255,255], + beige: [245,245,220], + bisque: [255,228,196], + black: [0,0,0], + blanchedalmond: [255,235,205], + blue: [0,0,255], + blueviolet: [138,43,226], + brown: [165,42,42], + burlywood: [222,184,135], + cadetblue: [95,158,160], + chartreuse: [127,255,0], + chocolate: [210,105,30], + coral: [255,127,80], + cornflowerblue: [100,149,237], + cornsilk: [255,248,220], + crimson: [220,20,60], + cyan: [0,255,255], + darkblue: [0,0,139], + darkcyan: [0,139,139], + darkgoldenrod: [184,134,11], + darkgray: [169,169,169], + darkgreen: [0,100,0], + darkgrey: [169,169,169], + darkkhaki: [189,183,107], + darkmagenta: [139,0,139], + darkolivegreen: [85,107,47], + darkorange: [255,140,0], + darkorchid: [153,50,204], + darkred: [139,0,0], + darksalmon: [233,150,122], + darkseagreen: [143,188,143], + darkslateblue: [72,61,139], + darkslategray: [47,79,79], + darkslategrey: [47,79,79], + darkturquoise: [0,206,209], + darkviolet: [148,0,211], + deeppink: [255,20,147], + deepskyblue: [0,191,255], + dimgray: [105,105,105], + dimgrey: [105,105,105], + dodgerblue: [30,144,255], + firebrick: [178,34,34], + floralwhite: [255,250,240], + forestgreen: [34,139,34], + fuchsia: [255,0,255], + gainsboro: [220,220,220], + ghostwhite: [248,248,255], + gold: [255,215,0], + goldenrod: [218,165,32], + gray: [128,128,128], + green: [0,128,0], + greenyellow: [173,255,47], + grey: [128,128,128], + honeydew: [240,255,240], + hotpink: [255,105,180], + indianred: [205,92,92], + indigo: [75,0,130], + ivory: [255,255,240], + khaki: [240,230,140], + lavender: [230,230,250], + lavenderblush: [255,240,245], + lawngreen: [124,252,0], + lemonchiffon: [255,250,205], + lightblue: [173,216,230], + lightcoral: [240,128,128], + lightcyan: [224,255,255], + lightgoldenrodyellow: [250,250,210], + lightgray: [211,211,211], + lightgreen: [144,238,144], + lightgrey: [211,211,211], + lightpink: [255,182,193], + lightsalmon: [255,160,122], + lightseagreen: [32,178,170], + lightskyblue: [135,206,250], + lightslategray: [119,136,153], + lightslategrey: [119,136,153], + lightsteelblue: [176,196,222], + lightyellow: [255,255,224], + lime: [0,255,0], + limegreen: [50,205,50], + linen: [250,240,230], + magenta: [255,0,255], + maroon: [128,0,0], + mediumaquamarine: [102,205,170], + mediumblue: [0,0,205], + mediumorchid: [186,85,211], + mediumpurple: [147,112,219], + mediumseagreen: [60,179,113], + mediumslateblue: [123,104,238], + mediumspringgreen: [0,250,154], + mediumturquoise: [72,209,204], + mediumvioletred: [199,21,133], + midnightblue: [25,25,112], + mintcream: [245,255,250], + mistyrose: [255,228,225], + moccasin: [255,228,181], + navajowhite: [255,222,173], + navy: [0,0,128], + oldlace: [253,245,230], + olive: [128,128,0], + olivedrab: [107,142,35], + orange: [255,165,0], + orangered: [255,69,0], + orchid: [218,112,214], + palegoldenrod: [238,232,170], + palegreen: [152,251,152], + paleturquoise: [175,238,238], + palevioletred: [219,112,147], + papayawhip: [255,239,213], + peachpuff: [255,218,185], + peru: [205,133,63], + pink: [255,192,203], + plum: [221,160,221], + powderblue: [176,224,230], + purple: [128,0,128], + rebeccapurple: [102, 51, 153], + red: [255,0,0], + rosybrown: [188,143,143], + royalblue: [65,105,225], + saddlebrown: [139,69,19], + salmon: [250,128,114], + sandybrown: [244,164,96], + seagreen: [46,139,87], + seashell: [255,245,238], + sienna: [160,82,45], + silver: [192,192,192], + skyblue: [135,206,235], + slateblue: [106,90,205], + slategray: [112,128,144], + slategrey: [112,128,144], + snow: [255,250,250], + springgreen: [0,255,127], + steelblue: [70,130,180], + tan: [210,180,140], + teal: [0,128,128], + thistle: [216,191,216], + tomato: [255,99,71], + turquoise: [64,224,208], + violet: [238,130,238], + wheat: [245,222,179], + white: [255,255,255], + whitesmoke: [245,245,245], + yellow: [255,255,0], + yellowgreen: [154,205,50] +}; - return [x * 100, y *100, z * 100]; +var reverseKeywords = {}; +for (var key in cssKeywords) { + reverseKeywords[JSON.stringify(cssKeywords[key])] = key; } -function rgb2lab(rgb) { - var xyz = rgb2xyz(rgb), - x = xyz[0], - y = xyz[1], - z = xyz[2], - l, a, b; +},{}],3:[function(require,module,exports){ +var conversions = require("./conversions"); - x /= 95.047; - y /= 100; - z /= 108.883; +var convert = function() { + return new Converter(); +} - x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); +for (var func in conversions) { + // export Raw versions + convert[func + "Raw"] = (function(func) { + // accept array or plain args + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + return conversions[func](arg); + } + })(func); - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); + var pair = /(\w+)2(\w+)/.exec(func), + from = pair[1], + to = pair[2]; - return [l, a, b]; -} + // export rgb2hsl and ["rgb"]["hsl"] + convert[from] = convert[from] || {}; -function rgb2lch(args) { - return lab2lch(rgb2lab(args)); -} + convert[from][to] = convert[func] = (function(func) { + return function(arg) { + if (typeof arg == "number") + arg = Array.prototype.slice.call(arguments); + + var val = conversions[func](arg); + if (typeof val == "string" || val === undefined) + return val; // keyword -function hsl2rgb(hsl) { - var h = hsl[0] / 360, - s = hsl[1] / 100, - l = hsl[2] / 100, - t1, t2, t3, rgb, val; + for (var i = 0; i < val.length; i++) + val[i] = Math.round(val[i]); + return val; + } + })(func); +} - if (s == 0) { - val = l * 255; - return [val, val, val]; - } - if (l < 0.5) - t2 = l * (1 + s); - else - t2 = l + s - l * s; - t1 = 2 * l - t2; +/* Converter does lazy conversion and caching */ +var Converter = function() { + this.convs = {}; +}; - rgb = [0, 0, 0]; - for (var i = 0; i < 3; i++) { - t3 = h + 1 / 3 * - (i - 1); - t3 < 0 && t3++; - t3 > 1 && t3--; +/* Either get the values for a space or + set the values for a space, depending on args */ +Converter.prototype.routeSpace = function(space, args) { + var values = args[0]; + if (values === undefined) { + // color.rgb() + return this.getValues(space); + } + // color.rgb(10, 10, 10) + if (typeof values == "number") { + values = Array.prototype.slice.call(args); + } - if (6 * t3 < 1) - val = t1 + (t2 - t1) * 6 * t3; - else if (2 * t3 < 1) - val = t2; - else if (3 * t3 < 2) - val = t1 + (t2 - t1) * (2 / 3 - t3) * 6; - else - val = t1; + return this.setValues(space, values); +}; + +/* Set the values for a space, invalidating cache */ +Converter.prototype.setValues = function(space, values) { + this.space = space; + this.convs = {}; + this.convs[space] = values; + return this; +}; - rgb[i] = val * 255; - } +/* Get the values for a space. If there's already + a conversion for the space, fetch it, otherwise + compute it */ +Converter.prototype.getValues = function(space) { + var vals = this.convs[space]; + if (!vals) { + var fspace = this.space, + from = this.convs[fspace]; + vals = convert[fspace][space](from); - return rgb; -} + this.convs[space] = vals; + } + return vals; +}; -function hsl2hsv(hsl) { - var h = hsl[0], - s = hsl[1] / 100, - l = hsl[2] / 100, - sv, v; +["rgb", "hsl", "hsv", "cmyk", "keyword"].forEach(function(space) { + Converter.prototype[space] = function(vals) { + return this.routeSpace(space, arguments); + } +}); - if(l === 0) { - // no need to do calc on black - // also avoids divide by 0 error - return [0, 0, 0]; - } +module.exports = convert; +},{"./conversions":2}],4:[function(require,module,exports){ +/* MIT license */ +var colorNames = require('color-name'); - l *= 2; - s *= (l <= 1) ? l : 2 - l; - v = (l + s) / 2; - sv = (2 * s) / (l + s); - return [h, sv * 100, v * 100]; +module.exports = { + getRgba: getRgba, + getHsla: getHsla, + getRgb: getRgb, + getHsl: getHsl, + getHwb: getHwb, + getAlpha: getAlpha, + + hexString: hexString, + rgbString: rgbString, + rgbaString: rgbaString, + percentString: percentString, + percentaString: percentaString, + hslString: hslString, + hslaString: hslaString, + hwbString: hwbString, + keyword: keyword } -function hsl2hwb(args) { - return rgb2hwb(hsl2rgb(args)); -} +function getRgba(string) { + if (!string) { + return; + } + var abbr = /^#([a-fA-F0-9]{3})$/, + hex = /^#([a-fA-F0-9]{6})$/, + rgba = /^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, + per = /^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, + keyword = /(\w+)/; + + var rgb = [0, 0, 0], + a = 1, + match = string.match(abbr); + if (match) { + match = match[1]; + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match[i] + match[i], 16); + } + } + else if (match = string.match(hex)) { + match = match[1]; + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match.slice(i * 2, i * 2 + 2), 16); + } + } + else if (match = string.match(rgba)) { + for (var i = 0; i < rgb.length; i++) { + rgb[i] = parseInt(match[i + 1]); + } + a = parseFloat(match[4]); + } + else if (match = string.match(per)) { + for (var i = 0; i < rgb.length; i++) { + rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); + } + a = parseFloat(match[4]); + } + else if (match = string.match(keyword)) { + if (match[1] == "transparent") { + return [0, 0, 0, 0]; + } + rgb = colorNames[match[1]]; + if (!rgb) { + return; + } + } -function hsl2cmyk(args) { - return rgb2cmyk(hsl2rgb(args)); + for (var i = 0; i < rgb.length; i++) { + rgb[i] = scale(rgb[i], 0, 255); + } + if (!a && a != 0) { + a = 1; + } + else { + a = scale(a, 0, 1); + } + rgb[3] = a; + return rgb; } -function hsl2keyword(args) { - return rgb2keyword(hsl2rgb(args)); +function getHsla(string) { + if (!string) { + return; + } + var hsl = /^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; + var match = string.match(hsl); + if (match) { + var alpha = parseFloat(match[4]); + var h = scale(parseInt(match[1]), 0, 360), + s = scale(parseFloat(match[2]), 0, 100), + l = scale(parseFloat(match[3]), 0, 100), + a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); + return [h, s, l, a]; + } } +function getHwb(string) { + if (!string) { + return; + } + var hwb = /^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; + var match = string.match(hwb); + if (match) { + var alpha = parseFloat(match[4]); + var h = scale(parseInt(match[1]), 0, 360), + w = scale(parseFloat(match[2]), 0, 100), + b = scale(parseFloat(match[3]), 0, 100), + a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); + return [h, w, b, a]; + } +} -function hsv2rgb(hsv) { - var h = hsv[0] / 60, - s = hsv[1] / 100, - v = hsv[2] / 100, - hi = Math.floor(h) % 6; - - var f = h - Math.floor(h), - p = 255 * v * (1 - s), - q = 255 * v * (1 - (s * f)), - t = 255 * v * (1 - (s * (1 - f))), - v = 255 * v; - - switch(hi) { - case 0: - return [v, t, p]; - case 1: - return [q, v, p]; - case 2: - return [p, v, t]; - case 3: - return [p, q, v]; - case 4: - return [t, p, v]; - case 5: - return [v, p, q]; - } +function getRgb(string) { + var rgba = getRgba(string); + return rgba && rgba.slice(0, 3); } -function hsv2hsl(hsv) { - var h = hsv[0], - s = hsv[1] / 100, - v = hsv[2] / 100, - sl, l; +function getHsl(string) { + var hsla = getHsla(string); + return hsla && hsla.slice(0, 3); +} - l = (2 - s) * v; - sl = s * v; - sl /= (l <= 1) ? l : 2 - l; - sl = sl || 0; - l /= 2; - return [h, sl * 100, l * 100]; +function getAlpha(string) { + var vals = getRgba(string); + if (vals) { + return vals[3]; + } + else if (vals = getHsla(string)) { + return vals[3]; + } + else if (vals = getHwb(string)) { + return vals[3]; + } } -function hsv2hwb(args) { - return rgb2hwb(hsv2rgb(args)) +// generators +function hexString(rgb) { + return "#" + hexDouble(rgb[0]) + hexDouble(rgb[1]) + + hexDouble(rgb[2]); } -function hsv2cmyk(args) { - return rgb2cmyk(hsv2rgb(args)); +function rgbString(rgba, alpha) { + if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { + return rgbaString(rgba, alpha); + } + return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; } -function hsv2keyword(args) { - return rgb2keyword(hsv2rgb(args)); +function rgbaString(rgba, alpha) { + if (alpha === undefined) { + alpha = (rgba[3] !== undefined ? rgba[3] : 1); + } + return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + + ", " + alpha + ")"; } -// http://dev.w3.org/csswg/css-color/#hwb-to-rgb -function hwb2rgb(hwb) { - var h = hwb[0] / 360, - wh = hwb[1] / 100, - bl = hwb[2] / 100, - ratio = wh + bl, - i, v, f, n; +function percentString(rgba, alpha) { + if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { + return percentaString(rgba, alpha); + } + var r = Math.round(rgba[0]/255 * 100), + g = Math.round(rgba[1]/255 * 100), + b = Math.round(rgba[2]/255 * 100); - // wh + bl cant be > 1 - if (ratio > 1) { - wh /= ratio; - bl /= ratio; - } + return "rgb(" + r + "%, " + g + "%, " + b + "%)"; +} - i = Math.floor(6 * h); - v = 1 - bl; - f = 6 * h - i; - if ((i & 0x01) != 0) { - f = 1 - f; - } - n = wh + f * (v - wh); // linear interpolation +function percentaString(rgba, alpha) { + var r = Math.round(rgba[0]/255 * 100), + g = Math.round(rgba[1]/255 * 100), + b = Math.round(rgba[2]/255 * 100); + return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha || rgba[3] || 1) + ")"; +} - switch (i) { - default: - case 6: - case 0: r = v; g = n; b = wh; break; - case 1: r = n; g = v; b = wh; break; - case 2: r = wh; g = v; b = n; break; - case 3: r = wh; g = n; b = v; break; - case 4: r = n; g = wh; b = v; break; - case 5: r = v; g = wh; b = n; break; - } +function hslString(hsla, alpha) { + if (alpha < 1 || (hsla[3] && hsla[3] < 1)) { + return hslaString(hsla, alpha); + } + return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; +} - return [r * 255, g * 255, b * 255]; +function hslaString(hsla, alpha) { + if (alpha === undefined) { + alpha = (hsla[3] !== undefined ? hsla[3] : 1); + } + return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " + + alpha + ")"; } -function hwb2hsl(args) { - return rgb2hsl(hwb2rgb(args)); +// hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax +// (hwb have alpha optional & 1 is default value) +function hwbString(hwb, alpha) { + if (alpha === undefined) { + alpha = (hwb[3] !== undefined ? hwb[3] : 1); + } + return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" + + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; } -function hwb2hsv(args) { - return rgb2hsv(hwb2rgb(args)); +function keyword(rgb) { + return reverseNames[rgb.slice(0, 3)]; } -function hwb2cmyk(args) { - return rgb2cmyk(hwb2rgb(args)); +// helpers +function scale(num, min, max) { + return Math.min(Math.max(min, num), max); } -function hwb2keyword(args) { - return rgb2keyword(hwb2rgb(args)); +function hexDouble(num) { + var str = num.toString(16).toUpperCase(); + return (str.length < 2) ? "0" + str : str; } -function cmyk2rgb(cmyk) { - var c = cmyk[0] / 100, - m = cmyk[1] / 100, - y = cmyk[2] / 100, - k = cmyk[3] / 100, - r, g, b; - r = 1 - Math.min(1, c * (1 - k) + k); - g = 1 - Math.min(1, m * (1 - k) + k); - b = 1 - Math.min(1, y * (1 - k) + k); - return [r * 255, g * 255, b * 255]; +//create a list of reverse color names +var reverseNames = {}; +for (var name in colorNames) { + reverseNames[colorNames[name]] = name; } -function cmyk2hsl(args) { - return rgb2hsl(cmyk2rgb(args)); -} +},{"color-name":6}],5:[function(require,module,exports){ +/* MIT license */ -function cmyk2hsv(args) { - return rgb2hsv(cmyk2rgb(args)); -} +var convert = require("color-convert"), + string = require("color-string"); -function cmyk2hwb(args) { - return rgb2hwb(cmyk2rgb(args)); -} +var Color = function(obj) { + if (obj instanceof Color) return obj; + if (!(this instanceof Color)) return new Color(obj); -function cmyk2keyword(args) { - return rgb2keyword(cmyk2rgb(args)); + this.values = { + rgb: [0, 0, 0], + hsl: [0, 0, 0], + hsv: [0, 0, 0], + hwb: [0, 0, 0], + cmyk: [0, 0, 0, 0], + alpha: 1 + } + + // parse Color() argument + if (typeof obj == "string") { + var vals = string.getRgba(obj); + if (vals) { + this.setValues("rgb", vals); + } else if (vals = string.getHsla(obj)) { + this.setValues("hsl", vals); + } else if (vals = string.getHwb(obj)) { + this.setValues("hwb", vals); + } else { + throw new Error("Unable to parse color from string \"" + obj + "\""); + } + } else if (typeof obj == "object") { + var vals = obj; + if (vals["r"] !== undefined || vals["red"] !== undefined) { + this.setValues("rgb", vals) + } else if (vals["l"] !== undefined || vals["lightness"] !== undefined) { + this.setValues("hsl", vals) + } else if (vals["v"] !== undefined || vals["value"] !== undefined) { + this.setValues("hsv", vals) + } else if (vals["w"] !== undefined || vals["whiteness"] !== undefined) { + this.setValues("hwb", vals) + } else if (vals["c"] !== undefined || vals["cyan"] !== undefined) { + this.setValues("cmyk", vals) + } else { + throw new Error("Unable to parse color from object " + JSON.stringify(obj)); + } + } } +Color.prototype = { + rgb: function(vals) { + return this.setSpace("rgb", arguments); + }, + hsl: function(vals) { + return this.setSpace("hsl", arguments); + }, + hsv: function(vals) { + return this.setSpace("hsv", arguments); + }, + hwb: function(vals) { + return this.setSpace("hwb", arguments); + }, + cmyk: function(vals) { + return this.setSpace("cmyk", arguments); + }, -function xyz2rgb(xyz) { - var x = xyz[0] / 100, - y = xyz[1] / 100, - z = xyz[2] / 100, - r, g, b; - - r = (x * 3.2406) + (y * -1.5372) + (z * -0.4986); - g = (x * -0.9689) + (y * 1.8758) + (z * 0.0415); - b = (x * 0.0557) + (y * -0.2040) + (z * 1.0570); - - // assume sRGB - r = r > 0.0031308 ? ((1.055 * Math.pow(r, 1.0 / 2.4)) - 0.055) - : r = (r * 12.92); - - g = g > 0.0031308 ? ((1.055 * Math.pow(g, 1.0 / 2.4)) - 0.055) - : g = (g * 12.92); + rgbArray: function() { + return this.values.rgb; + }, + hslArray: function() { + return this.values.hsl; + }, + hsvArray: function() { + return this.values.hsv; + }, + hwbArray: function() { + if (this.values.alpha !== 1) { + return this.values.hwb.concat([this.values.alpha]) + } + return this.values.hwb; + }, + cmykArray: function() { + return this.values.cmyk; + }, + rgbaArray: function() { + var rgb = this.values.rgb; + return rgb.concat([this.values.alpha]); + }, + hslaArray: function() { + var hsl = this.values.hsl; + return hsl.concat([this.values.alpha]); + }, + alpha: function(val) { + if (val === undefined) { + return this.values.alpha; + } + this.setValues("alpha", val); + return this; + }, - b = b > 0.0031308 ? ((1.055 * Math.pow(b, 1.0 / 2.4)) - 0.055) - : b = (b * 12.92); + red: function(val) { + return this.setChannel("rgb", 0, val); + }, + green: function(val) { + return this.setChannel("rgb", 1, val); + }, + blue: function(val) { + return this.setChannel("rgb", 2, val); + }, + hue: function(val) { + return this.setChannel("hsl", 0, val); + }, + saturation: function(val) { + return this.setChannel("hsl", 1, val); + }, + lightness: function(val) { + return this.setChannel("hsl", 2, val); + }, + saturationv: function(val) { + return this.setChannel("hsv", 1, val); + }, + whiteness: function(val) { + return this.setChannel("hwb", 1, val); + }, + blackness: function(val) { + return this.setChannel("hwb", 2, val); + }, + value: function(val) { + return this.setChannel("hsv", 2, val); + }, + cyan: function(val) { + return this.setChannel("cmyk", 0, val); + }, + magenta: function(val) { + return this.setChannel("cmyk", 1, val); + }, + yellow: function(val) { + return this.setChannel("cmyk", 2, val); + }, + black: function(val) { + return this.setChannel("cmyk", 3, val); + }, - r = Math.min(Math.max(0, r), 1); - g = Math.min(Math.max(0, g), 1); - b = Math.min(Math.max(0, b), 1); + hexString: function() { + return string.hexString(this.values.rgb); + }, + rgbString: function() { + return string.rgbString(this.values.rgb, this.values.alpha); + }, + rgbaString: function() { + return string.rgbaString(this.values.rgb, this.values.alpha); + }, + percentString: function() { + return string.percentString(this.values.rgb, this.values.alpha); + }, + hslString: function() { + return string.hslString(this.values.hsl, this.values.alpha); + }, + hslaString: function() { + return string.hslaString(this.values.hsl, this.values.alpha); + }, + hwbString: function() { + return string.hwbString(this.values.hwb, this.values.alpha); + }, + keyword: function() { + return string.keyword(this.values.rgb, this.values.alpha); + }, - return [r * 255, g * 255, b * 255]; -} + rgbNumber: function() { + return (this.values.rgb[0] << 16) | (this.values.rgb[1] << 8) | this.values.rgb[2]; + }, -function xyz2lab(xyz) { - var x = xyz[0], - y = xyz[1], - z = xyz[2], - l, a, b; + luminosity: function() { + // http://www.w3.org/TR/WCAG20/#relativeluminancedef + var rgb = this.values.rgb; + var lum = []; + for (var i = 0; i < rgb.length; i++) { + var chan = rgb[i] / 255; + lum[i] = (chan <= 0.03928) ? chan / 12.92 : Math.pow(((chan + 0.055) / 1.055), 2.4) + } + return 0.2126 * lum[0] + 0.7152 * lum[1] + 0.0722 * lum[2]; + }, - x /= 95.047; - y /= 100; - z /= 108.883; + contrast: function(color2) { + // http://www.w3.org/TR/WCAG20/#contrast-ratiodef + var lum1 = this.luminosity(); + var lum2 = color2.luminosity(); + if (lum1 > lum2) { + return (lum1 + 0.05) / (lum2 + 0.05) + }; + return (lum2 + 0.05) / (lum1 + 0.05); + }, - x = x > 0.008856 ? Math.pow(x, 1/3) : (7.787 * x) + (16 / 116); - y = y > 0.008856 ? Math.pow(y, 1/3) : (7.787 * y) + (16 / 116); - z = z > 0.008856 ? Math.pow(z, 1/3) : (7.787 * z) + (16 / 116); + level: function(color2) { + var contrastRatio = this.contrast(color2); + return (contrastRatio >= 7.1) ? 'AAA' : (contrastRatio >= 4.5) ? 'AA' : ''; + }, - l = (116 * y) - 16; - a = 500 * (x - y); - b = 200 * (y - z); + dark: function() { + // YIQ equation from http://24ways.org/2010/calculating-color-contrast + var rgb = this.values.rgb, + yiq = (rgb[0] * 299 + rgb[1] * 587 + rgb[2] * 114) / 1000; + return yiq < 128; + }, - return [l, a, b]; -} + light: function() { + return !this.dark(); + }, -function xyz2lch(args) { - return lab2lch(xyz2lab(args)); -} + negate: function() { + var rgb = [] + for (var i = 0; i < 3; i++) { + rgb[i] = 255 - this.values.rgb[i]; + } + this.setValues("rgb", rgb); + return this; + }, -function lab2xyz(lab) { - var l = lab[0], - a = lab[1], - b = lab[2], - x, y, z, y2; + lighten: function(ratio) { + this.values.hsl[2] += this.values.hsl[2] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - if (l <= 8) { - y = (l * 100) / 903.3; - y2 = (7.787 * (y / 100)) + (16 / 116); - } else { - y = 100 * Math.pow((l + 16) / 116, 3); - y2 = Math.pow(y / 100, 1/3); - } + darken: function(ratio) { + this.values.hsl[2] -= this.values.hsl[2] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - x = x / 95.047 <= 0.008856 ? x = (95.047 * ((a / 500) + y2 - (16 / 116))) / 7.787 : 95.047 * Math.pow((a / 500) + y2, 3); + saturate: function(ratio) { + this.values.hsl[1] += this.values.hsl[1] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - z = z / 108.883 <= 0.008859 ? z = (108.883 * (y2 - (b / 200) - (16 / 116))) / 7.787 : 108.883 * Math.pow(y2 - (b / 200), 3); + desaturate: function(ratio) { + this.values.hsl[1] -= this.values.hsl[1] * ratio; + this.setValues("hsl", this.values.hsl); + return this; + }, - return [x, y, z]; -} + whiten: function(ratio) { + this.values.hwb[1] += this.values.hwb[1] * ratio; + this.setValues("hwb", this.values.hwb); + return this; + }, -function lab2lch(lab) { - var l = lab[0], - a = lab[1], - b = lab[2], - hr, h, c; + blacken: function(ratio) { + this.values.hwb[2] += this.values.hwb[2] * ratio; + this.setValues("hwb", this.values.hwb); + return this; + }, - hr = Math.atan2(b, a); - h = hr * 360 / 2 / Math.PI; - if (h < 0) { - h += 360; - } - c = Math.sqrt(a * a + b * b); - return [l, c, h]; -} + greyscale: function() { + var rgb = this.values.rgb; + // http://en.wikipedia.org/wiki/Grayscale#Converting_color_to_grayscale + var val = rgb[0] * 0.3 + rgb[1] * 0.59 + rgb[2] * 0.11; + this.setValues("rgb", [val, val, val]); + return this; + }, -function lab2rgb(args) { - return xyz2rgb(lab2xyz(args)); -} + clearer: function(ratio) { + this.setValues("alpha", this.values.alpha - (this.values.alpha * ratio)); + return this; + }, -function lch2lab(lch) { - var l = lch[0], - c = lch[1], - h = lch[2], - a, b, hr; + opaquer: function(ratio) { + this.setValues("alpha", this.values.alpha + (this.values.alpha * ratio)); + return this; + }, - hr = h / 360 * 2 * Math.PI; - a = c * Math.cos(hr); - b = c * Math.sin(hr); - return [l, a, b]; -} + rotate: function(degrees) { + var hue = this.values.hsl[0]; + hue = (hue + degrees) % 360; + hue = hue < 0 ? 360 + hue : hue; + this.values.hsl[0] = hue; + this.setValues("hsl", this.values.hsl); + return this; + }, -function lch2xyz(args) { - return lab2xyz(lch2lab(args)); -} + mix: function(color2, weight) { + weight = 1 - (weight == null ? 0.5 : weight); -function lch2rgb(args) { - return lab2rgb(lch2lab(args)); -} + // algorithm from Sass's mix(). Ratio of first color in mix is + // determined by the alphas of both colors and the weight + var t1 = weight * 2 - 1, + d = this.alpha() - color2.alpha(); -function keyword2rgb(keyword) { - return cssKeywords[keyword]; -} + var weight1 = (((t1 * d == -1) ? t1 : (t1 + d) / (1 + t1 * d)) + 1) / 2; + var weight2 = 1 - weight1; -function keyword2hsl(args) { - return rgb2hsl(keyword2rgb(args)); -} + var rgb = this.rgbArray(); + var rgb2 = color2.rgbArray(); -function keyword2hsv(args) { - return rgb2hsv(keyword2rgb(args)); -} + for (var i = 0; i < rgb.length; i++) { + rgb[i] = rgb[i] * weight1 + rgb2[i] * weight2; + } + this.setValues("rgb", rgb); -function keyword2hwb(args) { - return rgb2hwb(keyword2rgb(args)); -} + var alpha = this.alpha() * weight + color2.alpha() * (1 - weight); + this.setValues("alpha", alpha); -function keyword2cmyk(args) { - return rgb2cmyk(keyword2rgb(args)); -} + return this; + }, -function keyword2lab(args) { - return rgb2lab(keyword2rgb(args)); -} + toJSON: function() { + return this.rgb(); + }, -function keyword2xyz(args) { - return rgb2xyz(keyword2rgb(args)); + clone: function() { + return new Color(this.rgb()); + } } -var cssKeywords = { - aliceblue: [240,248,255], - antiquewhite: [250,235,215], - aqua: [0,255,255], - aquamarine: [127,255,212], - azure: [240,255,255], - beige: [245,245,220], - bisque: [255,228,196], - black: [0,0,0], - blanchedalmond: [255,235,205], - blue: [0,0,255], - blueviolet: [138,43,226], - brown: [165,42,42], - burlywood: [222,184,135], - cadetblue: [95,158,160], - chartreuse: [127,255,0], - chocolate: [210,105,30], - coral: [255,127,80], - cornflowerblue: [100,149,237], - cornsilk: [255,248,220], - crimson: [220,20,60], - cyan: [0,255,255], - darkblue: [0,0,139], - darkcyan: [0,139,139], - darkgoldenrod: [184,134,11], - darkgray: [169,169,169], - darkgreen: [0,100,0], - darkgrey: [169,169,169], - darkkhaki: [189,183,107], - darkmagenta: [139,0,139], - darkolivegreen: [85,107,47], - darkorange: [255,140,0], - darkorchid: [153,50,204], - darkred: [139,0,0], - darksalmon: [233,150,122], - darkseagreen: [143,188,143], - darkslateblue: [72,61,139], - darkslategray: [47,79,79], - darkslategrey: [47,79,79], - darkturquoise: [0,206,209], - darkviolet: [148,0,211], - deeppink: [255,20,147], - deepskyblue: [0,191,255], - dimgray: [105,105,105], - dimgrey: [105,105,105], - dodgerblue: [30,144,255], - firebrick: [178,34,34], - floralwhite: [255,250,240], - forestgreen: [34,139,34], - fuchsia: [255,0,255], - gainsboro: [220,220,220], - ghostwhite: [248,248,255], - gold: [255,215,0], - goldenrod: [218,165,32], - gray: [128,128,128], - green: [0,128,0], - greenyellow: [173,255,47], - grey: [128,128,128], - honeydew: [240,255,240], - hotpink: [255,105,180], - indianred: [205,92,92], - indigo: [75,0,130], - ivory: [255,255,240], - khaki: [240,230,140], - lavender: [230,230,250], - lavenderblush: [255,240,245], - lawngreen: [124,252,0], - lemonchiffon: [255,250,205], - lightblue: [173,216,230], - lightcoral: [240,128,128], - lightcyan: [224,255,255], - lightgoldenrodyellow: [250,250,210], - lightgray: [211,211,211], - lightgreen: [144,238,144], - lightgrey: [211,211,211], - lightpink: [255,182,193], - lightsalmon: [255,160,122], - lightseagreen: [32,178,170], - lightskyblue: [135,206,250], - lightslategray: [119,136,153], - lightslategrey: [119,136,153], - lightsteelblue: [176,196,222], - lightyellow: [255,255,224], - lime: [0,255,0], - limegreen: [50,205,50], - linen: [250,240,230], - magenta: [255,0,255], - maroon: [128,0,0], - mediumaquamarine: [102,205,170], - mediumblue: [0,0,205], - mediumorchid: [186,85,211], - mediumpurple: [147,112,219], - mediumseagreen: [60,179,113], - mediumslateblue: [123,104,238], - mediumspringgreen: [0,250,154], - mediumturquoise: [72,209,204], - mediumvioletred: [199,21,133], - midnightblue: [25,25,112], - mintcream: [245,255,250], - mistyrose: [255,228,225], - moccasin: [255,228,181], - navajowhite: [255,222,173], - navy: [0,0,128], - oldlace: [253,245,230], - olive: [128,128,0], - olivedrab: [107,142,35], - orange: [255,165,0], - orangered: [255,69,0], - orchid: [218,112,214], - palegoldenrod: [238,232,170], - palegreen: [152,251,152], - paleturquoise: [175,238,238], - palevioletred: [219,112,147], - papayawhip: [255,239,213], - peachpuff: [255,218,185], - peru: [205,133,63], - pink: [255,192,203], - plum: [221,160,221], - powderblue: [176,224,230], - purple: [128,0,128], - rebeccapurple: [102, 51, 153], - red: [255,0,0], - rosybrown: [188,143,143], - royalblue: [65,105,225], - saddlebrown: [139,69,19], - salmon: [250,128,114], - sandybrown: [244,164,96], - seagreen: [46,139,87], - seashell: [255,245,238], - sienna: [160,82,45], - silver: [192,192,192], - skyblue: [135,206,235], - slateblue: [106,90,205], - slategray: [112,128,144], - slategrey: [112,128,144], - snow: [255,250,250], - springgreen: [0,255,127], - steelblue: [70,130,180], - tan: [210,180,140], - teal: [0,128,128], - thistle: [216,191,216], - tomato: [255,99,71], - turquoise: [64,224,208], - violet: [238,130,238], - wheat: [245,222,179], - white: [255,255,255], - whitesmoke: [245,245,245], - yellow: [255,255,0], - yellowgreen: [154,205,50] -}; -var reverseKeywords = {}; -for (var key in cssKeywords) { - reverseKeywords[JSON.stringify(cssKeywords[key])] = key; +Color.prototype.getValues = function(space) { + var vals = {}; + for (var i = 0; i < space.length; i++) { + vals[space.charAt(i)] = this.values[space][i]; + } + if (this.values.alpha != 1) { + vals["a"] = this.values.alpha; + } + // {r: 255, g: 255, b: 255, a: 0.4} + return vals; } -},{}],4:[function(require,module,exports){ -var conversions = require("./conversions"); +Color.prototype.setValues = function(space, vals) { + var spaces = { + "rgb": ["red", "green", "blue"], + "hsl": ["hue", "saturation", "lightness"], + "hsv": ["hue", "saturation", "value"], + "hwb": ["hue", "whiteness", "blackness"], + "cmyk": ["cyan", "magenta", "yellow", "black"] + }; -var convert = function() { - return new Converter(); -} + var maxes = { + "rgb": [255, 255, 255], + "hsl": [360, 100, 100], + "hsv": [360, 100, 100], + "hwb": [360, 100, 100], + "cmyk": [100, 100, 100, 100] + }; -for (var func in conversions) { - // export Raw versions - convert[func + "Raw"] = (function(func) { - // accept array or plain args - return function(arg) { - if (typeof arg == "number") - arg = Array.prototype.slice.call(arguments); - return conversions[func](arg); + var alpha = 1; + if (space == "alpha") { + alpha = vals; + } else if (vals.length) { + // [10, 10, 10] + this.values[space] = vals.slice(0, space.length); + alpha = vals[space.length]; + } else if (vals[space.charAt(0)] !== undefined) { + // {r: 10, g: 10, b: 10} + for (var i = 0; i < space.length; i++) { + this.values[space][i] = vals[space.charAt(i)]; } - })(func); - - var pair = /(\w+)2(\w+)/.exec(func), - from = pair[1], - to = pair[2]; + alpha = vals.a; + } else if (vals[spaces[space][0]] !== undefined) { + // {red: 10, green: 10, blue: 10} + var chans = spaces[space]; + for (var i = 0; i < space.length; i++) { + this.values[space][i] = vals[chans[i]]; + } + alpha = vals.alpha; + } + this.values.alpha = Math.max(0, Math.min(1, (alpha !== undefined ? alpha : this.values.alpha))); + if (space == "alpha") { + return; + } - // export rgb2hsl and ["rgb"]["hsl"] - convert[from] = convert[from] || {}; + // cap values of the space prior converting all values + for (var i = 0; i < space.length; i++) { + var capped = Math.max(0, Math.min(maxes[space][i], this.values[space][i])); + this.values[space][i] = Math.round(capped); + } - convert[from][to] = convert[func] = (function(func) { - return function(arg) { - if (typeof arg == "number") - arg = Array.prototype.slice.call(arguments); - - var val = conversions[func](arg); - if (typeof val == "string" || val === undefined) - return val; // keyword + // convert to all the other color spaces + for (var sname in spaces) { + if (sname != space) { + this.values[sname] = convert[space][sname](this.values[space]) + } - for (var i = 0; i < val.length; i++) - val[i] = Math.round(val[i]); - return val; + // cap values + for (var i = 0; i < sname.length; i++) { + var capped = Math.max(0, Math.min(maxes[sname][i], this.values[sname][i])); + this.values[sname][i] = Math.round(capped); } - })(func); + } + return true; } +Color.prototype.setSpace = function(space, args) { + var vals = args[0]; + if (vals === undefined) { + // color.rgb() + return this.getValues(space); + } + // color.rgb(10, 10, 10) + if (typeof vals == "number") { + vals = Array.prototype.slice.call(args); + } + this.setValues(space, vals); + return this; +} -/* Converter does lazy conversion and caching */ -var Converter = function() { - this.convs = {}; -}; - -/* Either get the values for a space or - set the values for a space, depending on args */ -Converter.prototype.routeSpace = function(space, args) { - var values = args[0]; - if (values === undefined) { - // color.rgb() - return this.getValues(space); - } - // color.rgb(10, 10, 10) - if (typeof values == "number") { - values = Array.prototype.slice.call(args); - } - - return this.setValues(space, values); -}; - -/* Set the values for a space, invalidating cache */ -Converter.prototype.setValues = function(space, values) { - this.space = space; - this.convs = {}; - this.convs[space] = values; - return this; -}; - -/* Get the values for a space. If there's already - a conversion for the space, fetch it, otherwise - compute it */ -Converter.prototype.getValues = function(space) { - var vals = this.convs[space]; - if (!vals) { - var fspace = this.space, - from = this.convs[fspace]; - vals = convert[fspace][space](from); - - this.convs[space] = vals; - } - return vals; -}; +Color.prototype.setChannel = function(space, index, val) { + if (val === undefined) { + // color.red() + return this.values[space][index]; + } + // color.red(100) + this.values[space][index] = val; + this.setValues(space, this.values[space]); + return this; +} -["rgb", "hsl", "hsv", "cmyk", "keyword"].forEach(function(space) { - Converter.prototype[space] = function(vals) { - return this.routeSpace(space, arguments); - } -}); +window.Color = module.exports = Color -module.exports = convert; -},{"./conversions":3}],5:[function(require,module,exports){ +},{"color-convert":3,"color-string":4}],6:[function(require,module,exports){ module.exports = { "aliceblue": [240, 248, 255], "antiquewhite": [250, 235, 215], @@ -1363,7729 +1586,7507 @@ module.exports = { "yellow": [255, 255, 0], "yellowgreen": [154, 205, 50] }; -},{}],6:[function(require,module,exports){ -/* MIT license */ -var colorNames = require('color-name'); - -module.exports = { - getRgba: getRgba, - getHsla: getHsla, - getRgb: getRgb, - getHsl: getHsl, - getHwb: getHwb, - getAlpha: getAlpha, - - hexString: hexString, - rgbString: rgbString, - rgbaString: rgbaString, - percentString: percentString, - percentaString: percentaString, - hslString: hslString, - hslaString: hslaString, - hwbString: hwbString, - keyword: keyword -} - -function getRgba(string) { - if (!string) { - return; - } - var abbr = /^#([a-fA-F0-9]{3})$/, - hex = /^#([a-fA-F0-9]{6})$/, - rgba = /^rgba?\(\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*,\s*([+-]?\d+)\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, - per = /^rgba?\(\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*,\s*([+-]?[\d\.]+)\%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)$/, - keyword = /(\w+)/; - - var rgb = [0, 0, 0], - a = 1, - match = string.match(abbr); - if (match) { - match = match[1]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i] + match[i], 16); - } - } - else if (match = string.match(hex)) { - match = match[1]; - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match.slice(i * 2, i * 2 + 2), 16); - } - } - else if (match = string.match(rgba)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = parseInt(match[i + 1]); - } - a = parseFloat(match[4]); - } - else if (match = string.match(per)) { - for (var i = 0; i < rgb.length; i++) { - rgb[i] = Math.round(parseFloat(match[i + 1]) * 2.55); - } - a = parseFloat(match[4]); - } - else if (match = string.match(keyword)) { - if (match[1] == "transparent") { - return [0, 0, 0, 0]; - } - rgb = colorNames[match[1]]; - if (!rgb) { - return; - } - } - - for (var i = 0; i < rgb.length; i++) { - rgb[i] = scale(rgb[i], 0, 255); - } - if (!a && a != 0) { - a = 1; - } - else { - a = scale(a, 0, 1); - } - rgb[3] = a; - return rgb; -} - -function getHsla(string) { - if (!string) { - return; - } - var hsl = /^hsla?\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hsl); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - s = scale(parseFloat(match[2]), 0, 100), - l = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, s, l, a]; - } -} - -function getHwb(string) { - if (!string) { - return; - } - var hwb = /^hwb\(\s*([+-]?\d+)(?:deg)?\s*,\s*([+-]?[\d\.]+)%\s*,\s*([+-]?[\d\.]+)%\s*(?:,\s*([+-]?[\d\.]+)\s*)?\)/; - var match = string.match(hwb); - if (match) { - var alpha = parseFloat(match[4]); - var h = scale(parseInt(match[1]), 0, 360), - w = scale(parseFloat(match[2]), 0, 100), - b = scale(parseFloat(match[3]), 0, 100), - a = scale(isNaN(alpha) ? 1 : alpha, 0, 1); - return [h, w, b, a]; - } -} - -function getRgb(string) { - var rgba = getRgba(string); - return rgba && rgba.slice(0, 3); -} - -function getHsl(string) { - var hsla = getHsla(string); - return hsla && hsla.slice(0, 3); -} - -function getAlpha(string) { - var vals = getRgba(string); - if (vals) { - return vals[3]; - } - else if (vals = getHsla(string)) { - return vals[3]; - } - else if (vals = getHwb(string)) { - return vals[3]; - } -} - -// generators -function hexString(rgb) { - return "#" + hexDouble(rgb[0]) + hexDouble(rgb[1]) - + hexDouble(rgb[2]); -} - -function rgbString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return rgbaString(rgba, alpha); - } - return "rgb(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] + ")"; -} - -function rgbaString(rgba, alpha) { - if (alpha === undefined) { - alpha = (rgba[3] !== undefined ? rgba[3] : 1); - } - return "rgba(" + rgba[0] + ", " + rgba[1] + ", " + rgba[2] - + ", " + alpha + ")"; -} - -function percentString(rgba, alpha) { - if (alpha < 1 || (rgba[3] && rgba[3] < 1)) { - return percentaString(rgba, alpha); - } - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - - return "rgb(" + r + "%, " + g + "%, " + b + "%)"; -} - -function percentaString(rgba, alpha) { - var r = Math.round(rgba[0]/255 * 100), - g = Math.round(rgba[1]/255 * 100), - b = Math.round(rgba[2]/255 * 100); - return "rgba(" + r + "%, " + g + "%, " + b + "%, " + (alpha || rgba[3] || 1) + ")"; -} - -function hslString(hsla, alpha) { - if (alpha < 1 || (hsla[3] && hsla[3] < 1)) { - return hslaString(hsla, alpha); - } - return "hsl(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%)"; -} - -function hslaString(hsla, alpha) { - if (alpha === undefined) { - alpha = (hsla[3] !== undefined ? hsla[3] : 1); - } - return "hsla(" + hsla[0] + ", " + hsla[1] + "%, " + hsla[2] + "%, " - + alpha + ")"; -} - -// hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax -// (hwb have alpha optional & 1 is default value) -function hwbString(hwb, alpha) { - if (alpha === undefined) { - alpha = (hwb[3] !== undefined ? hwb[3] : 1); - } - return "hwb(" + hwb[0] + ", " + hwb[1] + "%, " + hwb[2] + "%" - + (alpha !== undefined && alpha !== 1 ? ", " + alpha : "") + ")"; -} - -function keyword(rgb) { - return reverseNames[rgb.slice(0, 3)]; -} - -// helpers -function scale(num, min, max) { - return Math.min(Math.max(min, num), max); -} - -function hexDouble(num) { - var str = num.toString(16).toUpperCase(); - return (str.length < 2) ? "0" + str : str; -} - - -//create a list of reverse color names -var reverseNames = {}; -for (var name in colorNames) { - reverseNames[colorNames[name]] = name; -} - -},{"color-name":5}],7:[function(require,module,exports){ -/*! - * Chart.js - * http://chartjs.org/ - * Version: 2.0.0-beta2 - * - * Copyright 2015 Nick Downie - * Released under the MIT license - * https://github.com/nnnick/Chart.js/blob/master/LICENSE.md - */ - - -var Chart = require('./core/core.js')(); - -require('./core/core.helpers')(Chart); -require('./core/core.element')(Chart); -require('./core/core.animation')(Chart); -require('./core/core.controller')(Chart); -require('./core/core.datasetController')(Chart); -require('./core/core.layoutService')(Chart); -require('./core/core.legend')(Chart); -require('./core/core.scale')(Chart); -require('./core/core.scaleService')(Chart); -require('./core/core.title')(Chart); -require('./core/core.tooltip')(Chart); - -require('./controllers/controller.bar')(Chart); -require('./controllers/controller.bubble')(Chart); -require('./controllers/controller.doughnut')(Chart); -require('./controllers/controller.line')(Chart); -require('./controllers/controller.polarArea')(Chart); -require('./controllers/controller.radar')(Chart); - -require('./scales/scale.category')(Chart); -require('./scales/scale.linear')(Chart); -require('./scales/scale.logarithmic')(Chart); -require('./scales/scale.radialLinear')(Chart); -require('./scales/scale.time')(Chart); - -require('./elements/element.arc')(Chart); -require('./elements/element.line')(Chart); -require('./elements/element.point')(Chart); -require('./elements/element.rectangle')(Chart); - -require('./charts/Chart.Bar')(Chart); -require('./charts/Chart.Bubble')(Chart); -require('./charts/Chart.Doughnut')(Chart); -require('./charts/Chart.Line')(Chart); -require('./charts/Chart.PolarArea')(Chart); -require('./charts/Chart.Radar')(Chart); -require('./charts/Chart.Scatter')(Chart); - -window.Chart = module.exports = Chart; +},{}],7:[function(require,module,exports){ +/*! + * Chart.js + * http://chartjs.org/ + * Version: 2.0.0-beta2 + * + * Copyright 2015 Nick Downie + * Released under the MIT license + * https://github.com/nnnick/Chart.js/blob/master/LICENSE.md + */ + + +var Chart = require('./core/core.js')(); + +require('./core/core.helpers')(Chart); +require('./core/core.element')(Chart); +require('./core/core.animation')(Chart); +require('./core/core.controller')(Chart); +require('./core/core.datasetController')(Chart); +require('./core/core.layoutService')(Chart); +require('./core/core.legend')(Chart); +require('./core/core.scale')(Chart); +require('./core/core.scaleService')(Chart); +require('./core/core.title')(Chart); +require('./core/core.tooltip')(Chart); + +require('./controllers/controller.bar')(Chart); +require('./controllers/controller.bubble')(Chart); +require('./controllers/controller.doughnut')(Chart); +require('./controllers/controller.line')(Chart); +require('./controllers/controller.polarArea')(Chart); +require('./controllers/controller.radar')(Chart); + +require('./scales/scale.category')(Chart); +require('./scales/scale.linear')(Chart); +require('./scales/scale.logarithmic')(Chart); +require('./scales/scale.radialLinear')(Chart); +require('./scales/scale.time')(Chart); + +require('./elements/element.arc')(Chart); +require('./elements/element.line')(Chart); +require('./elements/element.point')(Chart); +require('./elements/element.rectangle')(Chart); + +require('./charts/Chart.Bar')(Chart); +require('./charts/Chart.Bubble')(Chart); +require('./charts/Chart.Doughnut')(Chart); +require('./charts/Chart.Line')(Chart); +require('./charts/Chart.PolarArea')(Chart); +require('./charts/Chart.Radar')(Chart); +require('./charts/Chart.Scatter')(Chart); + +window.Chart = module.exports = Chart; },{"./charts/Chart.Bar":8,"./charts/Chart.Bubble":9,"./charts/Chart.Doughnut":10,"./charts/Chart.Line":11,"./charts/Chart.PolarArea":12,"./charts/Chart.Radar":13,"./charts/Chart.Scatter":14,"./controllers/controller.bar":15,"./controllers/controller.bubble":16,"./controllers/controller.doughnut":17,"./controllers/controller.line":18,"./controllers/controller.polarArea":19,"./controllers/controller.radar":20,"./core/core.animation":21,"./core/core.controller":22,"./core/core.datasetController":23,"./core/core.element":24,"./core/core.helpers":25,"./core/core.js":26,"./core/core.layoutService":27,"./core/core.legend":28,"./core/core.scale":29,"./core/core.scaleService":30,"./core/core.title":31,"./core/core.tooltip":32,"./elements/element.arc":33,"./elements/element.line":34,"./elements/element.point":35,"./elements/element.rectangle":36,"./scales/scale.category":37,"./scales/scale.linear":38,"./scales/scale.logarithmic":39,"./scales/scale.radialLinear":40,"./scales/scale.time":41}],8:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Bar = function(context, config) { - config.type = 'bar'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Bar = function(context, config) { + config.type = 'bar'; + + return new Chart(context, config); + }; + }; },{}],9:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Bubble = function(context, config) { - config.type = 'bubble'; - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Bubble = function(context, config) { + config.type = 'bubble'; + return new Chart(context, config); + }; + }; },{}],10:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Doughnut = function(context, config) { - config.type = 'doughnut'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Doughnut = function(context, config) { + config.type = 'doughnut'; + + return new Chart(context, config); + }; + }; },{}],11:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.Line = function(context, config) { - config.type = 'line'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.Line = function(context, config) { + config.type = 'line'; + + return new Chart(context, config); + }; + }; },{}],12:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - Chart.PolarArea = function(context, config) { - config.type = 'polarArea'; - - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + Chart.PolarArea = function(context, config) { + config.type = 'polarArea'; + + return new Chart(context, config); + }; + }; },{}],13:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - aspectRatio: 1 - }; - - Chart.Radar = function(context, config) { - config.options = helpers.configMerge(defaultConfig, config.options); - config.type = 'radar'; - - return new Chart(context, config); - }; - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + aspectRatio: 1 + }; + + Chart.Radar = function(context, config) { + config.options = helpers.configMerge(defaultConfig, config.options); + config.type = 'radar'; + + return new Chart(context, config); + }; + +}; },{}],14:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var defaultConfig = { - hover: { - mode: 'single' - }, - - scales: { - xAxes: [{ - type: "linear", // scatter should not use a category axis - position: "bottom", - id: "x-axis-1" // need an ID so datasets can reference the scale - }], - yAxes: [{ - type: "linear", - position: "left", - id: "y-axis-1" - }] - }, - - tooltips: { - callbacks: { - title: function(tooltipItems, data) { - // Title doesn't make sense for scatter since we format the data as a point - return ''; - }, - label: function(tooltipItem, data) { - return '(' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + ')'; - } - } - } - }; - - // Register the default config for this type - Chart.defaults.scatter = defaultConfig; - - // Scatter charts use line controllers - Chart.controllers.scatter = Chart.controllers.line; - - Chart.Scatter = function(context, config) { - config.type = 'scatter'; - return new Chart(context, config); - }; - +"use strict"; + +module.exports = function(Chart) { + + var defaultConfig = { + hover: { + mode: 'single' + }, + + scales: { + xAxes: [{ + type: "linear", // scatter should not use a category axis + position: "bottom", + id: "x-axis-1" // need an ID so datasets can reference the scale + }], + yAxes: [{ + type: "linear", + position: "left", + id: "y-axis-1" + }] + }, + + tooltips: { + callbacks: { + title: function(tooltipItems, data) { + // Title doesn't make sense for scatter since we format the data as a point + return ''; + }, + label: function(tooltipItem, data) { + return '(' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + ')'; + } + } + } + }; + + // Register the default config for this type + Chart.defaults.scatter = defaultConfig; + + // Scatter charts use line controllers + Chart.controllers.scatter = Chart.controllers.line; + + Chart.Scatter = function(context, config) { + config.type = 'scatter'; + return new Chart(context, config); + }; + }; },{}],15:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.bar = { - hover: { - mode: "label" - }, - - scales: { - xAxes: [{ - type: "category", - - // Specific to Bar Controller - categoryPercentage: 0.8, - barPercentage: 0.9, - - // grid line settings - gridLines: { - offsetGridLines: true - } - }], - yAxes: [{ - type: "linear" - }] - } - }; - - Chart.controllers.bar = Chart.DatasetController.extend({ - initialize: function(chart, datasetIndex) { - Chart.DatasetController.prototype.initialize.call(this, chart, datasetIndex); - - // Use this to indicate that this is a bar dataset. - this.getDataset().bar = true; - }, - // Get the number of datasets that display bars. We use this to correctly calculate the bar width - getBarCount: function getBarCount() { - var barCount = 0; - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && dataset.bar) { - ++barCount; - } - }); - return barCount; - }, - - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Rectangle({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var rectangle = new Chart.elements.Rectangle({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - var numBars = this.getBarCount(); - - this.updateElement(rectangle, index, true, numBars); - this.getDataset().metaData.splice(index, 0, rectangle); - }, - - update: function update(reset) { - var numBars = this.getBarCount(); - - helpers.each(this.getDataset().metaData, function(rectangle, index) { - this.updateElement(rectangle, index, reset, numBars); - }, this); - }, - - updateElement: function updateElement(rectangle, index, reset, numBars) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var yScalePoint; - - if (yScale.min < 0 && yScale.max < 0) { - // all less than 0. use the top - yScalePoint = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - yScalePoint = yScale.getPixelForValue(yScale.min); - } else { - yScalePoint = yScale.getPixelForValue(0); - } - - helpers.extend(rectangle, { - // Utility - _chart: this.chart.chart, - _xScale: xScale, - _yScale: yScale, - _datasetIndex: this.index, - _index: index, - - - // Desired view properties - _model: { - x: this.calculateBarX(index, this.index), - y: reset ? yScalePoint : this.calculateBarY(index, this.index), - - // Tooltip - label: this.chart.data.labels[index], - datasetLabel: this.getDataset().label, - - // Appearance - base: reset ? yScalePoint : this.calculateBarBase(this.index, index), - width: this.calculateBarWidth(numBars), - backgroundColor: rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor), - borderSkipped: rectangle.custom && rectangle.custom.borderSkipped ? rectangle.custom.borderSkipped : this.chart.options.elements.rectangle.borderSkipped, - borderColor: rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor), - borderWidth: rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth) - } - }); - rectangle.pivot(); - }, - - calculateBarBase: function(datasetIndex, index) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var base = 0; - - if (yScale.options.stacked) { - - var value = this.chart.data.datasets[datasetIndex].data[index]; - - if (value < 0) { - for (var i = 0; i < datasetIndex; i++) { - var negDS = this.chart.data.datasets[i]; - if (helpers.isDatasetVisible(negDS) && negDS.yAxisID === yScale.id && negDS.bar) { - base += negDS.data[index] < 0 ? negDS.data[index] : 0; - } - } - } else { - for (var j = 0; j < datasetIndex; j++) { - var posDS = this.chart.data.datasets[j]; - if (helpers.isDatasetVisible(posDS) && posDS.yAxisID === yScale.id && posDS.bar) { - base += posDS.data[index] > 0 ? posDS.data[index] : 0; - } - } - } - - return yScale.getPixelForValue(base); - } - - base = yScale.getPixelForValue(yScale.min); - - if (yScale.beginAtZero || ((yScale.min <= 0 && yScale.max >= 0) || (yScale.min >= 0 && yScale.max <= 0))) { - base = yScale.getPixelForValue(0, 0); - //base += yScale.options.gridLines.lineWidth; - } else if (yScale.min < 0 && yScale.max < 0) { - // All values are negative. Use the top as the base - base = yScale.getPixelForValue(yScale.max); - } - - return base; - - }, - - getRuler: function() { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var datasetCount = this.getBarCount(); - - var tickWidth = (function() { - var min = xScale.getPixelForTick(1) - xScale.getPixelForTick(0); - for (var i = 2; i < this.getDataset().data.length; i++) { - min = Math.min(xScale.getPixelForTick(i) - xScale.getPixelForTick(i - 1), min); - } - return min; - }).call(this); - var categoryWidth = tickWidth * xScale.options.categoryPercentage; - var categorySpacing = (tickWidth - (tickWidth * xScale.options.categoryPercentage)) / 2; - var fullBarWidth = categoryWidth / datasetCount; - var barWidth = fullBarWidth * xScale.options.barPercentage; - var barSpacing = fullBarWidth - (fullBarWidth * xScale.options.barPercentage); - - return { - datasetCount: datasetCount, - tickWidth: tickWidth, - categoryWidth: categoryWidth, - categorySpacing: categorySpacing, - fullBarWidth: fullBarWidth, - barWidth: barWidth, - barSpacing: barSpacing - }; - }, - - calculateBarWidth: function() { - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var ruler = this.getRuler(); - return xScale.options.stacked ? ruler.categoryWidth : ruler.barWidth; - }, - - // Get bar index from the given dataset index accounting for the fact that not all bars are visible - getBarIndex: function(datasetIndex) { - var barIndex = 0; - - for (var j = 0; j < datasetIndex; ++j) { - if (helpers.isDatasetVisible(this.chart.data.datasets[j]) && this.chart.data.datasets[j].bar) { - ++barIndex; - } - } - - return barIndex; - }, - - calculateBarX: function(index, datasetIndex) { - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var barIndex = this.getBarIndex(datasetIndex); - - var ruler = this.getRuler(); - var leftTick = xScale.getPixelForValue(null, index, datasetIndex, this.chart.isCombo); - leftTick -= this.chart.isCombo ? (ruler.tickWidth / 2) : 0; - - if (xScale.options.stacked) { - return leftTick + (ruler.categoryWidth / 2) + ruler.categorySpacing; - } - - return leftTick + - (ruler.barWidth / 2) + - ruler.categorySpacing + - (ruler.barWidth * barIndex) + - (ruler.barSpacing / 2) + - (ruler.barSpacing * barIndex); - }, - - calculateBarY: function(index, datasetIndex) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - var value = this.getDataset().data[index]; - - if (yScale.options.stacked) { - - var sumPos = 0, - sumNeg = 0; - - for (var i = 0; i < datasetIndex; i++) { - var ds = this.chart.data.datasets[i]; - if (helpers.isDatasetVisible(ds) && ds.bar && ds.yAxisID === yScale.id) { - if (ds.data[index] < 0) { - sumNeg += ds.data[index] || 0; - } else { - sumPos += ds.data[index] || 0; - } - } - } - - if (value < 0) { - return yScale.getPixelForValue(sumNeg + value); - } else { - return yScale.getPixelForValue(sumPos + value); - } - - return yScale.getPixelForValue(value); - } - - return yScale.getPixelForValue(value); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(rectangle, index) { - var d = this.getDataset().data[index]; - if (d !== null && d !== undefined && !isNaN(d)) { - rectangle.transition(easingDecimal).draw(); - } - }, this); - }, - - setHoverStyle: function(rectangle) { - var dataset = this.chart.data.datasets[rectangle._datasetIndex]; - var index = rectangle._index; - - rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.hoverBackgroundColor ? rectangle.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(rectangle._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - rectangle._model.borderColor = rectangle.custom && rectangle.custom.hoverBorderColor ? rectangle.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(rectangle._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - rectangle._model.borderWidth = rectangle.custom && rectangle.custom.hoverBorderWidth ? rectangle.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, rectangle._model.borderWidth); - }, - - removeHoverStyle: function(rectangle) { - var dataset = this.chart.data.datasets[rectangle._datasetIndex]; - var index = rectangle._index; - - rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor); - rectangle._model.borderColor = rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor); - rectangle._model.borderWidth = rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth); - } - - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.bar = { + hover: { + mode: "label" + }, + + scales: { + xAxes: [{ + type: "category", + + // Specific to Bar Controller + categoryPercentage: 0.8, + barPercentage: 0.9, + + // grid line settings + gridLines: { + offsetGridLines: true + } + }], + yAxes: [{ + type: "linear" + }] + } + }; + + Chart.controllers.bar = Chart.DatasetController.extend({ + initialize: function(chart, datasetIndex) { + Chart.DatasetController.prototype.initialize.call(this, chart, datasetIndex); + + // Use this to indicate that this is a bar dataset. + this.getDataset().bar = true; + }, + // Get the number of datasets that display bars. We use this to correctly calculate the bar width + getBarCount: function getBarCount() { + var barCount = 0; + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && dataset.bar) { + ++barCount; + } + }); + return barCount; + }, + + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Rectangle({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var rectangle = new Chart.elements.Rectangle({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + var numBars = this.getBarCount(); + + this.updateElement(rectangle, index, true, numBars); + this.getDataset().metaData.splice(index, 0, rectangle); + }, + + update: function update(reset) { + var numBars = this.getBarCount(); + + helpers.each(this.getDataset().metaData, function(rectangle, index) { + this.updateElement(rectangle, index, reset, numBars); + }, this); + }, + + updateElement: function updateElement(rectangle, index, reset, numBars) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var yScalePoint; + + if (yScale.min < 0 && yScale.max < 0) { + // all less than 0. use the top + yScalePoint = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + yScalePoint = yScale.getPixelForValue(yScale.min); + } else { + yScalePoint = yScale.getPixelForValue(0); + } + + helpers.extend(rectangle, { + // Utility + _chart: this.chart.chart, + _xScale: xScale, + _yScale: yScale, + _datasetIndex: this.index, + _index: index, + + + // Desired view properties + _model: { + x: this.calculateBarX(index, this.index), + y: reset ? yScalePoint : this.calculateBarY(index, this.index), + + // Tooltip + label: this.chart.data.labels[index], + datasetLabel: this.getDataset().label, + + // Appearance + base: reset ? yScalePoint : this.calculateBarBase(this.index, index), + width: this.calculateBarWidth(numBars), + backgroundColor: rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor), + borderSkipped: rectangle.custom && rectangle.custom.borderSkipped ? rectangle.custom.borderSkipped : this.chart.options.elements.rectangle.borderSkipped, + borderColor: rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor), + borderWidth: rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth) + } + }); + rectangle.pivot(); + }, + + calculateBarBase: function(datasetIndex, index) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var base = 0; + + if (yScale.options.stacked) { + + var value = this.chart.data.datasets[datasetIndex].data[index]; + + if (value < 0) { + for (var i = 0; i < datasetIndex; i++) { + var negDS = this.chart.data.datasets[i]; + if (helpers.isDatasetVisible(negDS) && negDS.yAxisID === yScale.id && negDS.bar) { + base += negDS.data[index] < 0 ? negDS.data[index] : 0; + } + } + } else { + for (var j = 0; j < datasetIndex; j++) { + var posDS = this.chart.data.datasets[j]; + if (helpers.isDatasetVisible(posDS) && posDS.yAxisID === yScale.id && posDS.bar) { + base += posDS.data[index] > 0 ? posDS.data[index] : 0; + } + } + } + + return yScale.getPixelForValue(base); + } + + base = yScale.getPixelForValue(yScale.min); + + if (yScale.beginAtZero || ((yScale.min <= 0 && yScale.max >= 0) || (yScale.min >= 0 && yScale.max <= 0))) { + base = yScale.getPixelForValue(0, 0); + //base += yScale.options.gridLines.lineWidth; + } else if (yScale.min < 0 && yScale.max < 0) { + // All values are negative. Use the top as the base + base = yScale.getPixelForValue(yScale.max); + } + + return base; + + }, + + getRuler: function() { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var datasetCount = this.getBarCount(); + + var tickWidth = (function() { + var min = xScale.getPixelForTick(1) - xScale.getPixelForTick(0); + for (var i = 2; i < this.getDataset().data.length; i++) { + min = Math.min(xScale.getPixelForTick(i) - xScale.getPixelForTick(i - 1), min); + } + return min; + }).call(this); + var categoryWidth = tickWidth * xScale.options.categoryPercentage; + var categorySpacing = (tickWidth - (tickWidth * xScale.options.categoryPercentage)) / 2; + var fullBarWidth = categoryWidth / datasetCount; + var barWidth = fullBarWidth * xScale.options.barPercentage; + var barSpacing = fullBarWidth - (fullBarWidth * xScale.options.barPercentage); + + return { + datasetCount: datasetCount, + tickWidth: tickWidth, + categoryWidth: categoryWidth, + categorySpacing: categorySpacing, + fullBarWidth: fullBarWidth, + barWidth: barWidth, + barSpacing: barSpacing + }; + }, + + calculateBarWidth: function() { + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var ruler = this.getRuler(); + return xScale.options.stacked ? ruler.categoryWidth : ruler.barWidth; + }, + + // Get bar index from the given dataset index accounting for the fact that not all bars are visible + getBarIndex: function(datasetIndex) { + var barIndex = 0; + + for (var j = 0; j < datasetIndex; ++j) { + if (helpers.isDatasetVisible(this.chart.data.datasets[j]) && this.chart.data.datasets[j].bar) { + ++barIndex; + } + } + + return barIndex; + }, + + calculateBarX: function(index, datasetIndex) { + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var barIndex = this.getBarIndex(datasetIndex); + + var ruler = this.getRuler(); + var leftTick = xScale.getPixelForValue(null, index, datasetIndex, this.chart.isCombo); + leftTick -= this.chart.isCombo ? (ruler.tickWidth / 2) : 0; + + if (xScale.options.stacked) { + return leftTick + (ruler.categoryWidth / 2) + ruler.categorySpacing; + } + + return leftTick + + (ruler.barWidth / 2) + + ruler.categorySpacing + + (ruler.barWidth * barIndex) + + (ruler.barSpacing / 2) + + (ruler.barSpacing * barIndex); + }, + + calculateBarY: function(index, datasetIndex) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + var value = this.getDataset().data[index]; + + if (yScale.options.stacked) { + + var sumPos = 0, + sumNeg = 0; + + for (var i = 0; i < datasetIndex; i++) { + var ds = this.chart.data.datasets[i]; + if (helpers.isDatasetVisible(ds) && ds.bar && ds.yAxisID === yScale.id) { + if (ds.data[index] < 0) { + sumNeg += ds.data[index] || 0; + } else { + sumPos += ds.data[index] || 0; + } + } + } + + if (value < 0) { + return yScale.getPixelForValue(sumNeg + value); + } else { + return yScale.getPixelForValue(sumPos + value); + } + + return yScale.getPixelForValue(value); + } + + return yScale.getPixelForValue(value); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(rectangle, index) { + var d = this.getDataset().data[index]; + if (d !== null && d !== undefined && !isNaN(d)) { + rectangle.transition(easingDecimal).draw(); + } + }, this); + }, + + setHoverStyle: function(rectangle) { + var dataset = this.chart.data.datasets[rectangle._datasetIndex]; + var index = rectangle._index; + + rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.hoverBackgroundColor ? rectangle.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(rectangle._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + rectangle._model.borderColor = rectangle.custom && rectangle.custom.hoverBorderColor ? rectangle.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(rectangle._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + rectangle._model.borderWidth = rectangle.custom && rectangle.custom.hoverBorderWidth ? rectangle.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, rectangle._model.borderWidth); + }, + + removeHoverStyle: function(rectangle) { + var dataset = this.chart.data.datasets[rectangle._datasetIndex]; + var index = rectangle._index; + + rectangle._model.backgroundColor = rectangle.custom && rectangle.custom.backgroundColor ? rectangle.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.rectangle.backgroundColor); + rectangle._model.borderColor = rectangle.custom && rectangle.custom.borderColor ? rectangle.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.rectangle.borderColor); + rectangle._model.borderWidth = rectangle.custom && rectangle.custom.borderWidth ? rectangle.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.rectangle.borderWidth); + } + + }); +}; },{}],16:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.bubble = { - hover: { - mode: "single" - }, - - scales: { - xAxes: [{ - type: "linear", // bubble should probably use a linear scale by default - position: "bottom", - id: "x-axis-0" // need an ID so datasets can reference the scale - }], - yAxes: [{ - type: "linear", - position: "left", - id: "y-axis-0" - }] - }, - - tooltips: { - callbacks: { - title: function(tooltipItems, data) { - // Title doesn't make sense for scatter since we format the data as a point - return ''; - }, - label: function(tooltipItem, data) { - var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; - var dataPoint = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; - return datasetLabel + ': (' + dataPoint.x + ', ' + dataPoint.y + ', ' + dataPoint.r + ')'; - } - } - } - }; - - - Chart.controllers.bubble = Chart.DatasetController.extend({ - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - }, - - update: function update(reset) { - var points = this.getDataset().metaData; - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - }, - - updateElement: function(point, index, reset) { - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - helpers.extend(point, { - // Utility - _chart: this.chart.chart, - _xScale: xScale, - _yScale: yScale, - _datasetIndex: this.index, - _index: index, - - // Desired view properties - _model: { - x: reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), - y: reset ? scaleBase : yScale.getPixelForValue(this.getDataset().data[index], index, this.index), - // Appearance - radius: reset ? 0 : point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[index]), - backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor), - borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor), - borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth), - - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - } - }); - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - - point.pivot(); - }, - - getRadius: function(value) { - return value.r || this.chart.options.elements.point.radius; - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition and Draw the Points - helpers.each(this.getDataset().metaData, function(point, index) { - point.transition(easingDecimal); - point.draw(); - }); - - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : (helpers.getValueAtIndexOrDefault(dataset.hoverRadius, index, this.chart.options.elements.point.hoverRadius)) + this.getRadius(this.getDataset().data[point._index]); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[point._index]); - point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor); - point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor); - point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.bubble = { + hover: { + mode: "single" + }, + + scales: { + xAxes: [{ + type: "linear", // bubble should probably use a linear scale by default + position: "bottom", + id: "x-axis-0" // need an ID so datasets can reference the scale + }], + yAxes: [{ + type: "linear", + position: "left", + id: "y-axis-0" + }] + }, + + tooltips: { + callbacks: { + title: function(tooltipItems, data) { + // Title doesn't make sense for scatter since we format the data as a point + return ''; + }, + label: function(tooltipItem, data) { + var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; + var dataPoint = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; + return datasetLabel + ': (' + dataPoint.x + ', ' + dataPoint.y + ', ' + dataPoint.r + ')'; + } + } + } + }; + + + Chart.controllers.bubble = Chart.DatasetController.extend({ + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + }, + + update: function update(reset) { + var points = this.getDataset().metaData; + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + }, + + updateElement: function(point, index, reset) { + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + helpers.extend(point, { + // Utility + _chart: this.chart.chart, + _xScale: xScale, + _yScale: yScale, + _datasetIndex: this.index, + _index: index, + + // Desired view properties + _model: { + x: reset ? xScale.getPixelForDecimal(0.5) : xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), + y: reset ? scaleBase : yScale.getPixelForValue(this.getDataset().data[index], index, this.index), + // Appearance + radius: reset ? 0 : point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[index]), + backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor), + borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor), + borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth), + + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + } + }); + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + + point.pivot(); + }, + + getRadius: function(value) { + return value.r || this.chart.options.elements.point.radius; + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition and Draw the Points + helpers.each(this.getDataset().metaData, function(point, index) { + point.transition(easingDecimal); + point.draw(); + }); + + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : (helpers.getValueAtIndexOrDefault(dataset.hoverRadius, index, this.chart.options.elements.point.hoverRadius)) + this.getRadius(this.getDataset().data[point._index]); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : this.getRadius(this.getDataset().data[point._index]); + point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.point.backgroundColor); + point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.point.borderColor); + point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.point.borderWidth); + } + }); }; },{}],17:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.doughnut = { - animation: { - //Boolean - Whether we animate the rotation of the Doughnut - animateRotate: true, - //Boolean - Whether we animate scaling the Doughnut from the centre - animateScale: false - }, - aspectRatio: 1, - hover: { - mode: 'single' - }, - legendCallback: function(chart) { - var text = []; - text.push('
    '); - - if (chart.data.datasets.length) { - for (var i = 0; i < chart.data.datasets[0].data.length; ++i) { - text.push('
  • '); - if (chart.data.labels[i]) { - text.push(chart.data.labels[i]); - } - text.push('
    • '); - } - } - - text.push('
'); - return text.join(""); - }, - legend: { - labels: { - generateLabels: function(data) { - if (data.labels.length && data.datasets.length) { - return data.labels.map(function(label, i) { - return { - text: label, - fillStyle: data.datasets[0].backgroundColor[i], - hidden: isNaN(data.datasets[0].data[i]), - - // Extra data used for toggling the correct item - index: i - }; - }); - } else { - return []; - } - } - }, - onClick: function(e, legendItem) { - helpers.each(this.chart.data.datasets, function(dataset) { - dataset.metaHiddenData = dataset.metaHiddenData || []; - var idx = legendItem.index; - - if (!isNaN(dataset.data[idx])) { - dataset.metaHiddenData[idx] = dataset.data[idx]; - dataset.data[idx] = NaN; - } else if (!isNaN(dataset.metaHiddenData[idx])) { - dataset.data[idx] = dataset.metaHiddenData[idx]; - } - }); - - this.chart.update(); - } - }, - - //The percentage of the chart that we cut out of the middle. - cutoutPercentage: 50, - - // Need to override these to give a nice default - tooltips: { - callbacks: { - title: function() { - return ''; - }, - label: function(tooltipItem, data) { - return data.labels[tooltipItem.index] + ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; - } - } - } - }; - - Chart.defaults.pie = helpers.clone(Chart.defaults.doughnut); - helpers.extend(Chart.defaults.pie, { - cutoutPercentage: 0 - }); - - - Chart.controllers.doughnut = Chart.controllers.pie = Chart.DatasetController.extend({ - linkScales: function() { - // no scales for doughnut - }, - - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index, colorForNewElement) { - this.getDataset().metaData = this.getDataset().metaData || []; - var arc = new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - if (colorForNewElement && helpers.isArray(this.getDataset().backgroundColor)) { - this.getDataset().backgroundColor.splice(index, 0, colorForNewElement); - } - - // Reset the point - this.updateElement(arc, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, arc); - }, - - getVisibleDatasetCount: function getVisibleDatasetCount() { - return helpers.where(this.chart.data.datasets, function(ds) { - return helpers.isDatasetVisible(ds); - }).length; - }, - - // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly - getRingIndex: function getRingIndex(datasetIndex) { - var ringIndex = 0; - - for (var j = 0; j < datasetIndex; ++j) { - if (helpers.isDatasetVisible(this.chart.data.datasets[j])) { - ++ringIndex; - } - } - - return ringIndex; - }, - - update: function update(reset) { - var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); - - this.chart.outerRadius = Math.max((minSize / 2) - this.chart.options.elements.arc.borderWidth / 2, 0); - this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); - this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); - - this.getDataset().total = 0; - helpers.each(this.getDataset().data, function(value) { - if (!isNaN(value)) { - this.getDataset().total += Math.abs(value); - } - }, this); - - this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.getRingIndex(this.index)); - this.innerRadius = this.outerRadius - this.chart.radiusLength; - - helpers.each(this.getDataset().metaData, function(arc, index) { - this.updateElement(arc, index, reset); - }, this); - }, - updateElement: function(arc, index, reset) { - var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; - var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; - var startAngle = Math.PI * -0.5; // non reset case handled later - var endAngle = Math.PI * -0.5; // non reset case handled later - var circumference = reset && this.chart.options.animation.animateRotate ? 0 : this.calculateCircumference(this.getDataset().data[index]); - var innerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.innerRadius; - var outerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.outerRadius; - - helpers.extend(arc, { - // Utility - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - - // Desired view properties - _model: { - x: centerX, - y: centerY, - startAngle: startAngle, - endAngle: endAngle, - circumference: circumference, - outerRadius: outerRadius, - innerRadius: innerRadius, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - hoverBackgroundColor: arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor, index, this.chart.options.elements.arc.hoverBackgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.getDataset().label, index, this.chart.data.labels[index]) - } - }); - - // Set correct angles if not resetting - if (!reset) { - - if (index === 0) { - arc._model.startAngle = Math.PI * -0.5; // use - PI / 2 instead of 3PI / 2 to make animations better. It means that we never deal with overflow during the transition function - } else { - arc._model.startAngle = this.getDataset().metaData[index - 1]._model.endAngle; - } - - arc._model.endAngle = arc._model.startAngle + arc._model.circumference; - } - - arc.pivot(); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(arc, index) { - arc.transition(easingDecimal).draw(); - }); - }, - - setHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); - }, - - removeHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); - arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); - arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); - }, - - calculateCircumference: function(value) { - if (this.getDataset().total > 0 && !isNaN(value)) { - return (Math.PI * 1.999999) * (value / this.getDataset().total); - } else { - return 0; - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.doughnut = { + animation: { + //Boolean - Whether we animate the rotation of the Doughnut + animateRotate: true, + //Boolean - Whether we animate scaling the Doughnut from the centre + animateScale: false + }, + aspectRatio: 1, + hover: { + mode: 'single' + }, + legendCallback: function(chart) { + var text = []; + text.push('
    '); + + if (chart.data.datasets.length) { + for (var i = 0; i < chart.data.datasets[0].data.length; ++i) { + text.push('
  • '); + if (chart.data.labels[i]) { + text.push(chart.data.labels[i]); + } + text.push('
    • '); + } + } + + text.push('
'); + return text.join(""); + }, + legend: { + labels: { + generateLabels: function(data) { + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + return { + text: label, + fillStyle: data.datasets[0].backgroundColor[i], + hidden: isNaN(data.datasets[0].data[i]), + + // Extra data used for toggling the correct item + index: i + }; + }); + } else { + return []; + } + } + }, + onClick: function(e, legendItem) { + helpers.each(this.chart.data.datasets, function(dataset) { + dataset.metaHiddenData = dataset.metaHiddenData || []; + var idx = legendItem.index; + + if (!isNaN(dataset.data[idx])) { + dataset.metaHiddenData[idx] = dataset.data[idx]; + dataset.data[idx] = NaN; + } else if (!isNaN(dataset.metaHiddenData[idx])) { + dataset.data[idx] = dataset.metaHiddenData[idx]; + } + }); + + this.chart.update(); + } + }, + + //The percentage of the chart that we cut out of the middle. + cutoutPercentage: 50, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(tooltipItem, data) { + return data.labels[tooltipItem.index] + ': ' + data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index]; + } + } + } + }; + + Chart.defaults.pie = helpers.clone(Chart.defaults.doughnut); + helpers.extend(Chart.defaults.pie, { + cutoutPercentage: 0 + }); + + + Chart.controllers.doughnut = Chart.controllers.pie = Chart.DatasetController.extend({ + linkScales: function() { + // no scales for doughnut + }, + + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index, colorForNewElement) { + this.getDataset().metaData = this.getDataset().metaData || []; + var arc = new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + if (colorForNewElement && helpers.isArray(this.getDataset().backgroundColor)) { + this.getDataset().backgroundColor.splice(index, 0, colorForNewElement); + } + + // Reset the point + this.updateElement(arc, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, arc); + }, + + getVisibleDatasetCount: function getVisibleDatasetCount() { + return helpers.where(this.chart.data.datasets, function(ds) { + return helpers.isDatasetVisible(ds); + }).length; + }, + + // Get index of the dataset in relation to the visible datasets. This allows determining the inner and outer radius correctly + getRingIndex: function getRingIndex(datasetIndex) { + var ringIndex = 0; + + for (var j = 0; j < datasetIndex; ++j) { + if (helpers.isDatasetVisible(this.chart.data.datasets[j])) { + ++ringIndex; + } + } + + return ringIndex; + }, + + update: function update(reset) { + var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); + + this.chart.outerRadius = Math.max((minSize / 2) - this.chart.options.elements.arc.borderWidth / 2, 0); + this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); + this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); + + this.getDataset().total = 0; + helpers.each(this.getDataset().data, function(value) { + if (!isNaN(value)) { + this.getDataset().total += Math.abs(value); + } + }, this); + + this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.getRingIndex(this.index)); + this.innerRadius = this.outerRadius - this.chart.radiusLength; + + helpers.each(this.getDataset().metaData, function(arc, index) { + this.updateElement(arc, index, reset); + }, this); + }, + updateElement: function(arc, index, reset) { + var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; + var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; + var startAngle = Math.PI * -0.5; // non reset case handled later + var endAngle = Math.PI * -0.5; // non reset case handled later + var circumference = reset && this.chart.options.animation.animateRotate ? 0 : this.calculateCircumference(this.getDataset().data[index]); + var innerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.innerRadius; + var outerRadius = reset && this.chart.options.animation.animateScale ? 0 : this.outerRadius; + + helpers.extend(arc, { + // Utility + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + + // Desired view properties + _model: { + x: centerX, + y: centerY, + startAngle: startAngle, + endAngle: endAngle, + circumference: circumference, + outerRadius: outerRadius, + innerRadius: innerRadius, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + hoverBackgroundColor: arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor, index, this.chart.options.elements.arc.hoverBackgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.getDataset().label, index, this.chart.data.labels[index]) + } + }); + + // Set correct angles if not resetting + if (!reset) { + + if (index === 0) { + arc._model.startAngle = Math.PI * -0.5; // use - PI / 2 instead of 3PI / 2 to make animations better. It means that we never deal with overflow during the transition function + } else { + arc._model.startAngle = this.getDataset().metaData[index - 1]._model.endAngle; + } + + arc._model.endAngle = arc._model.startAngle + arc._model.circumference; + } + + arc.pivot(); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(arc, index) { + arc.transition(easingDecimal).draw(); + }); + }, + + setHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); + }, + + removeHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); + arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); + arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); + }, + + calculateCircumference: function(value) { + if (this.getDataset().total > 0 && !isNaN(value)) { + return (Math.PI * 1.999999) * (value / this.getDataset().total); + } else { + return 0; + } + } + }); }; },{}],18:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.line = { - showLines: true, - - hover: { - mode: "label" - }, - - scales: { - xAxes: [{ - type: "category", - id: 'x-axis-0' - }], - yAxes: [{ - type: "linear", - id: 'y-axis-0' - }] - } - }; - - - Chart.controllers.line = Chart.DatasetController.extend({ - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _points: this.getDataset().metaData - }); - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - - // Make sure bezier control points are updated - if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) - this.updateBezierControlPoints(); - }, - - update: function update(reset) { - var line = this.getDataset().metaDataset; - var points = this.getDataset().metaData; - - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Update Line - if (this.chart.options.showLines) { - // Utility - line._scale = yScale; - line._datasetIndex = this.index; - // Data - line._children = points; - // Model - line._model = { - // Appearance - tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), - borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), - borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), - borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), - borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), - borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), - borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), - fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), - // Scale - scaleTop: yScale.top, - scaleBottom: yScale.bottom, - scaleZero: scaleBase - }; - line.pivot(); - } - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) - this.updateBezierControlPoints(); - }, - - getPointBackgroundColor: function(point, index) { - var backgroundColor = this.chart.options.elements.point.backgroundColor; - var dataset = this.getDataset(); - - if (point.custom && point.custom.backgroundColor) { - backgroundColor = point.custom.backgroundColor; - } else if (dataset.pointBackgroundColor) { - backgroundColor = helpers.getValueAtIndexOrDefault(dataset.pointBackgroundColor, index, backgroundColor); - } else if (dataset.backgroundColor) { - backgroundColor = dataset.backgroundColor; - } - - return backgroundColor; - }, - getPointBorderColor: function(point, index) { - var borderColor = this.chart.options.elements.point.borderColor; - var dataset = this.getDataset(); - - if (point.custom && point.custom.borderColor) { - borderColor = point.custom.borderColor; - } else if (dataset.pointBorderColor) { - borderColor = helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, borderColor); - } else if (dataset.borderColor) { - borderColor = dataset.borderColor; - } - - return borderColor; - }, - getPointBorderWidth: function(point, index) { - var borderWidth = this.chart.options.elements.point.borderWidth; - var dataset = this.getDataset(); - - if (point.custom && point.custom.borderWidth !== undefined) { - borderWidth = point.custom.borderWidth; - } else if (dataset.pointBorderWidth !== undefined) { - borderWidth = helpers.getValueAtIndexOrDefault(dataset.pointBorderWidth, index, borderWidth); - } else if (dataset.borderWidth !== undefined) { - borderWidth = dataset.borderWidth; - } - - return borderWidth; - }, - - updateElement: function(point, index, reset) { - var yScale = this.getScaleForId(this.getDataset().yAxisID); - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var scaleBase; - - if (yScale.min < 0 && yScale.max < 0) { - scaleBase = yScale.getPixelForValue(yScale.max); - } else if (yScale.min > 0 && yScale.max > 0) { - scaleBase = yScale.getPixelForValue(yScale.min); - } else { - scaleBase = yScale.getPixelForValue(0); - } - - // Utility - point._chart = this.chart.chart; - point._xScale = xScale; - point._yScale = yScale; - point._datasetIndex = this.index; - point._index = index; - - // Desired view properties - point._model = { - x: xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), - y: reset ? scaleBase : this.calculatePointY(this.getDataset().data[index], index, this.index, this.chart.isCombo), - // Appearance - tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius), - pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), - backgroundColor: this.getPointBackgroundColor(point, index), - borderColor: this.getPointBorderColor(point, index), - borderWidth: this.getPointBorderWidth(point, index), - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - }; - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - }, - - calculatePointY: function(value, index, datasetIndex, isCombo) { - - var xScale = this.getScaleForId(this.getDataset().xAxisID); - var yScale = this.getScaleForId(this.getDataset().yAxisID); - - if (yScale.options.stacked) { - - var sumPos = 0, - sumNeg = 0; - - for (var i = 0; i < datasetIndex; i++) { - var ds = this.chart.data.datasets[i]; - if (ds.type === 'line' && helpers.isDatasetVisible(ds)) { - if (ds.data[index] < 0) { - sumNeg += ds.data[index] || 0; - } else { - sumPos += ds.data[index] || 0; - } - } - } - - if (value < 0) { - return yScale.getPixelForValue(sumNeg + value); - } else { - return yScale.getPixelForValue(sumPos + value); - } - } - - return yScale.getPixelForValue(value); - }, - - updateBezierControlPoints: function() { - // Update bezier control points - helpers.each(this.getDataset().metaData, function(point, index) { - var controlPoints = helpers.splineCurve( - helpers.previousItem(this.getDataset().metaData, index)._model, - point._model, - helpers.nextItem(this.getDataset().metaData, index)._model, - point._model.tension - ); - - // Prevent the bezier going outside of the bounds of the graph - point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - // Now pivot the point for animation - point.pivot(); - }, this); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition Point Locations - helpers.each(this.getDataset().metaData, function(point) { - point.transition(easingDecimal); - }); - - // Transition and Draw the line - if (this.chart.options.showLines) - this.getDataset().metaDataset.transition(easingDecimal).draw(); - - // Draw the points - helpers.each(this.getDataset().metaData, function(point) { - point.draw(); - }); - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); - point._model.backgroundColor = this.getPointBackgroundColor(point, index); - point._model.borderColor = this.getPointBorderColor(point, index); - point._model.borderWidth = this.getPointBorderWidth(point, index); - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.line = { + showLines: true, + + hover: { + mode: "label" + }, + + scales: { + xAxes: [{ + type: "category", + id: 'x-axis-0' + }], + yAxes: [{ + type: "linear", + id: 'y-axis-0' + }] + } + }; + + + Chart.controllers.line = Chart.DatasetController.extend({ + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _points: this.getDataset().metaData + }); + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + + // Make sure bezier control points are updated + if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) + this.updateBezierControlPoints(); + }, + + update: function update(reset) { + var line = this.getDataset().metaDataset; + var points = this.getDataset().metaData; + + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Update Line + if (this.chart.options.showLines) { + // Utility + line._scale = yScale; + line._datasetIndex = this.index; + // Data + line._children = points; + // Model + line._model = { + // Appearance + tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), + borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), + borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), + borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), + borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), + borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), + borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), + fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), + // Scale + scaleTop: yScale.top, + scaleBottom: yScale.bottom, + scaleZero: scaleBase + }; + line.pivot(); + } + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + if (this.chart.options.showLines && this.chart.options.elements.line.tension !== 0) + this.updateBezierControlPoints(); + }, + + getPointBackgroundColor: function(point, index) { + var backgroundColor = this.chart.options.elements.point.backgroundColor; + var dataset = this.getDataset(); + + if (point.custom && point.custom.backgroundColor) { + backgroundColor = point.custom.backgroundColor; + } else if (dataset.pointBackgroundColor) { + backgroundColor = helpers.getValueAtIndexOrDefault(dataset.pointBackgroundColor, index, backgroundColor); + } else if (dataset.backgroundColor) { + backgroundColor = dataset.backgroundColor; + } + + return backgroundColor; + }, + getPointBorderColor: function(point, index) { + var borderColor = this.chart.options.elements.point.borderColor; + var dataset = this.getDataset(); + + if (point.custom && point.custom.borderColor) { + borderColor = point.custom.borderColor; + } else if (dataset.pointBorderColor) { + borderColor = helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, borderColor); + } else if (dataset.borderColor) { + borderColor = dataset.borderColor; + } + + return borderColor; + }, + getPointBorderWidth: function(point, index) { + var borderWidth = this.chart.options.elements.point.borderWidth; + var dataset = this.getDataset(); + + if (point.custom && point.custom.borderWidth !== undefined) { + borderWidth = point.custom.borderWidth; + } else if (dataset.pointBorderWidth !== undefined) { + borderWidth = helpers.getValueAtIndexOrDefault(dataset.pointBorderWidth, index, borderWidth); + } else if (dataset.borderWidth !== undefined) { + borderWidth = dataset.borderWidth; + } + + return borderWidth; + }, + + updateElement: function(point, index, reset) { + var yScale = this.getScaleForId(this.getDataset().yAxisID); + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var scaleBase; + + if (yScale.min < 0 && yScale.max < 0) { + scaleBase = yScale.getPixelForValue(yScale.max); + } else if (yScale.min > 0 && yScale.max > 0) { + scaleBase = yScale.getPixelForValue(yScale.min); + } else { + scaleBase = yScale.getPixelForValue(0); + } + + // Utility + point._chart = this.chart.chart; + point._xScale = xScale; + point._yScale = yScale; + point._datasetIndex = this.index; + point._index = index; + + // Desired view properties + point._model = { + x: xScale.getPixelForValue(this.getDataset().data[index], index, this.index, this.chart.isCombo), + y: reset ? scaleBase : this.calculatePointY(this.getDataset().data[index], index, this.index, this.chart.isCombo), + // Appearance + tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius), + pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), + backgroundColor: this.getPointBackgroundColor(point, index), + borderColor: this.getPointBorderColor(point, index), + borderWidth: this.getPointBorderWidth(point, index), + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + }; + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + }, + + calculatePointY: function(value, index, datasetIndex, isCombo) { + + var xScale = this.getScaleForId(this.getDataset().xAxisID); + var yScale = this.getScaleForId(this.getDataset().yAxisID); + + if (yScale.options.stacked) { + + var sumPos = 0, + sumNeg = 0; + + for (var i = 0; i < datasetIndex; i++) { + var ds = this.chart.data.datasets[i]; + if (ds.type === 'line' && helpers.isDatasetVisible(ds)) { + if (ds.data[index] < 0) { + sumNeg += ds.data[index] || 0; + } else { + sumPos += ds.data[index] || 0; + } + } + } + + if (value < 0) { + return yScale.getPixelForValue(sumNeg + value); + } else { + return yScale.getPixelForValue(sumPos + value); + } + } + + return yScale.getPixelForValue(value); + }, + + updateBezierControlPoints: function() { + // Update bezier control points + helpers.each(this.getDataset().metaData, function(point, index) { + var controlPoints = helpers.splineCurve( + helpers.previousItem(this.getDataset().metaData, index)._model, + point._model, + helpers.nextItem(this.getDataset().metaData, index)._model, + point._model.tension + ); + + // Prevent the bezier going outside of the bounds of the graph + point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + // Now pivot the point for animation + point.pivot(); + }, this); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition Point Locations + helpers.each(this.getDataset().metaData, function(point) { + point.transition(easingDecimal); + }); + + // Transition and Draw the line + if (this.chart.options.showLines) + this.getDataset().metaDataset.transition(easingDecimal).draw(); + + // Draw the points + helpers.each(this.getDataset().metaData, function(point) { + point.draw(); + }); + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); + point._model.backgroundColor = this.getPointBackgroundColor(point, index); + point._model.borderColor = this.getPointBorderColor(point, index); + point._model.borderWidth = this.getPointBorderWidth(point, index); + } + }); +}; },{}],19:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.polarArea = { - - scale: { - type: "radialLinear", - lineArc: true // so that lines are circular - }, - - //Boolean - Whether to animate the rotation of the chart - animateRotate: true, - animateScale: true, - - aspectRatio: 1, - legendCallback: function(chart) { - var text = []; - text.push('
    '); - - if (chart.data.datasets.length) { - for (var i = 0; i < chart.data.datasets[0].data.length; ++i) { - text.push('
  • '); - if (chart.data.labels[i]) { - text.push(chart.data.labels[i]); - } - text.push('
    • '); - } - } - - text.push('
'); - return text.join(""); - }, - legend: { - labels: { - generateLabels: function(data) { - if (data.labels.length && data.datasets.length) { - return data.labels.map(function(label, i) { - return { - text: label, - fillStyle: data.datasets[0].backgroundColor[i], - hidden: isNaN(data.datasets[0].data[i]), - - // Extra data used for toggling the correct item - index: i - }; - }); - } else { - return []; - } - } - }, - onClick: function(e, legendItem) { - helpers.each(this.chart.data.datasets, function(dataset) { - dataset.metaHiddenData = dataset.metaHiddenData || []; - var idx = legendItem.index; - - if (!isNaN(dataset.data[idx])) { - dataset.metaHiddenData[idx] = dataset.data[idx]; - dataset.data[idx] = NaN; - } else if (!isNaN(dataset.metaHiddenData[idx])) { - dataset.data[idx] = dataset.metaHiddenData[idx]; - } - }); - - this.chart.update(); - } - }, - - // Need to override these to give a nice default - tooltips: { - callbacks: { - title: function() { - return ''; - }, - label: function(tooltipItem, data) { - return data.labels[tooltipItem.index] + ': ' + tooltipItem.yLabel; - } - } - } - }; - - Chart.controllers.polarArea = Chart.DatasetController.extend({ - linkScales: function() { - // no scales for doughnut - }, - addElements: function() { - this.getDataset().metaData = this.getDataset().metaData || []; - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var arc = new Chart.elements.Arc({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(arc, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, arc); - }, - getVisibleDatasetCount: function getVisibleDatasetCount() { - return helpers.where(this.chart.data.datasets, function(ds) { - return helpers.isDatasetVisible(ds); - }).length; - }, - - update: function update(reset) { - var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); - this.chart.outerRadius = Math.max((minSize - this.chart.options.elements.arc.borderWidth / 2) / 2, 0); - this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); - this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); - - this.getDataset().total = 0; - helpers.each(this.getDataset().data, function(value) { - this.getDataset().total += Math.abs(value); - }, this); - - this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.index); - this.innerRadius = this.outerRadius - this.chart.radiusLength; - - helpers.each(this.getDataset().metaData, function(arc, index) { - this.updateElement(arc, index, reset); - }, this); - }, - - updateElement: function(arc, index, reset) { - var circumference = this.calculateCircumference(this.getDataset().data[index]); - var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; - var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; - - // If there is NaN data before us, we need to calculate the starting angle correctly. - // We could be way more efficient here, but its unlikely that the polar area chart will have a lot of data - var notNullIndex = 0; - for (var i = 0; i < index; ++i) { - if (!isNaN(this.getDataset().data[i])) { - ++notNullIndex; - } - } - - var startAngle = (-0.5 * Math.PI) + (circumference * notNullIndex); - var endAngle = startAngle + circumference; - - var resetModel = { - x: centerX, - y: centerY, - innerRadius: 0, - outerRadius: this.chart.options.animateScale ? 0 : this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), - startAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : startAngle, - endAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : endAngle, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) - }; - - helpers.extend(arc, { - // Utility - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - _scale: this.chart.scale, - - // Desired view properties - _model: reset ? resetModel : { - x: centerX, - y: centerY, - innerRadius: 0, - outerRadius: this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), - startAngle: startAngle, - endAngle: endAngle, - - backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), - borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), - borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), - - label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) - } - }); - - arc.pivot(); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - helpers.each(this.getDataset().metaData, function(arc, index) { - arc.transition(easingDecimal).draw(); - }); - }, - - setHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); - }, - - removeHoverStyle: function(arc) { - var dataset = this.chart.data.datasets[arc._datasetIndex]; - var index = arc._index; - - arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); - arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); - arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); - }, - - calculateCircumference: function(value) { - if (isNaN(value)) { - return 0; - } else { - // Count the number of NaN values - var numNaN = helpers.where(this.getDataset().data, function(data) { - return isNaN(data); - }).length; - - return (2 * Math.PI) / (this.getDataset().data.length - numNaN); - } - } - }); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.polarArea = { + + scale: { + type: "radialLinear", + lineArc: true // so that lines are circular + }, + + //Boolean - Whether to animate the rotation of the chart + animateRotate: true, + animateScale: true, + + aspectRatio: 1, + legendCallback: function(chart) { + var text = []; + text.push('
    '); + + if (chart.data.datasets.length) { + for (var i = 0; i < chart.data.datasets[0].data.length; ++i) { + text.push('
  • '); + if (chart.data.labels[i]) { + text.push(chart.data.labels[i]); + } + text.push('
    • '); + } + } + + text.push('
'); + return text.join(""); + }, + legend: { + labels: { + generateLabels: function(data) { + if (data.labels.length && data.datasets.length) { + return data.labels.map(function(label, i) { + return { + text: label, + fillStyle: data.datasets[0].backgroundColor[i], + hidden: isNaN(data.datasets[0].data[i]), + + // Extra data used for toggling the correct item + index: i + }; + }); + } else { + return []; + } + } + }, + onClick: function(e, legendItem) { + helpers.each(this.chart.data.datasets, function(dataset) { + dataset.metaHiddenData = dataset.metaHiddenData || []; + var idx = legendItem.index; + + if (!isNaN(dataset.data[idx])) { + dataset.metaHiddenData[idx] = dataset.data[idx]; + dataset.data[idx] = NaN; + } else if (!isNaN(dataset.metaHiddenData[idx])) { + dataset.data[idx] = dataset.metaHiddenData[idx]; + } + }); + + this.chart.update(); + } + }, + + // Need to override these to give a nice default + tooltips: { + callbacks: { + title: function() { + return ''; + }, + label: function(tooltipItem, data) { + return data.labels[tooltipItem.index] + ': ' + tooltipItem.yLabel; + } + } + } + }; + + Chart.controllers.polarArea = Chart.DatasetController.extend({ + linkScales: function() { + // no scales for doughnut + }, + addElements: function() { + this.getDataset().metaData = this.getDataset().metaData || []; + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var arc = new Chart.elements.Arc({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(arc, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, arc); + }, + getVisibleDatasetCount: function getVisibleDatasetCount() { + return helpers.where(this.chart.data.datasets, function(ds) { + return helpers.isDatasetVisible(ds); + }).length; + }, + + update: function update(reset) { + var minSize = Math.min(this.chart.chartArea.right - this.chart.chartArea.left, this.chart.chartArea.bottom - this.chart.chartArea.top); + this.chart.outerRadius = Math.max((minSize - this.chart.options.elements.arc.borderWidth / 2) / 2, 0); + this.chart.innerRadius = Math.max(this.chart.options.cutoutPercentage ? (this.chart.outerRadius / 100) * (this.chart.options.cutoutPercentage) : 1, 0); + this.chart.radiusLength = (this.chart.outerRadius - this.chart.innerRadius) / this.getVisibleDatasetCount(); + + this.getDataset().total = 0; + helpers.each(this.getDataset().data, function(value) { + this.getDataset().total += Math.abs(value); + }, this); + + this.outerRadius = this.chart.outerRadius - (this.chart.radiusLength * this.index); + this.innerRadius = this.outerRadius - this.chart.radiusLength; + + helpers.each(this.getDataset().metaData, function(arc, index) { + this.updateElement(arc, index, reset); + }, this); + }, + + updateElement: function(arc, index, reset) { + var circumference = this.calculateCircumference(this.getDataset().data[index]); + var centerX = (this.chart.chartArea.left + this.chart.chartArea.right) / 2; + var centerY = (this.chart.chartArea.top + this.chart.chartArea.bottom) / 2; + + // If there is NaN data before us, we need to calculate the starting angle correctly. + // We could be way more efficient here, but its unlikely that the polar area chart will have a lot of data + var notNullIndex = 0; + for (var i = 0; i < index; ++i) { + if (!isNaN(this.getDataset().data[i])) { + ++notNullIndex; + } + } + + var startAngle = (-0.5 * Math.PI) + (circumference * notNullIndex); + var endAngle = startAngle + circumference; + + var resetModel = { + x: centerX, + y: centerY, + innerRadius: 0, + outerRadius: this.chart.options.animateScale ? 0 : this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), + startAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : startAngle, + endAngle: this.chart.options.animateRotate ? Math.PI * -0.5 : endAngle, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) + }; + + helpers.extend(arc, { + // Utility + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + _scale: this.chart.scale, + + // Desired view properties + _model: reset ? resetModel : { + x: centerX, + y: centerY, + innerRadius: 0, + outerRadius: this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[index]), + startAngle: startAngle, + endAngle: endAngle, + + backgroundColor: arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor), + borderWidth: arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth), + borderColor: arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor), + + label: helpers.getValueAtIndexOrDefault(this.chart.data.labels, index, this.chart.data.labels[index]) + } + }); + + arc.pivot(); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + helpers.each(this.getDataset().metaData, function(arc, index) { + arc.transition(easingDecimal).draw(); + }); + }, + + setHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.hoverBackgroundColor ? arc.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.hoverBackgroundColor, index, helpers.color(arc._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderColor = arc.custom && arc.custom.hoverBorderColor ? arc.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.hoverBorderColor, index, helpers.color(arc._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + arc._model.borderWidth = arc.custom && arc.custom.hoverBorderWidth ? arc.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.hoverBorderWidth, index, arc._model.borderWidth); + }, + + removeHoverStyle: function(arc) { + var dataset = this.chart.data.datasets[arc._datasetIndex]; + var index = arc._index; + + arc._model.backgroundColor = arc.custom && arc.custom.backgroundColor ? arc.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().backgroundColor, index, this.chart.options.elements.arc.backgroundColor); + arc._model.borderColor = arc.custom && arc.custom.borderColor ? arc.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().borderColor, index, this.chart.options.elements.arc.borderColor); + arc._model.borderWidth = arc.custom && arc.custom.borderWidth ? arc.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().borderWidth, index, this.chart.options.elements.arc.borderWidth); + }, + + calculateCircumference: function(value) { + if (isNaN(value)) { + return 0; + } else { + // Count the number of NaN values + var numNaN = helpers.where(this.getDataset().data, function(data) { + return isNaN(data); + }).length; + + return (2 * Math.PI) / (this.getDataset().data.length - numNaN); + } + } + }); + }; },{}],20:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - - Chart.defaults.radar = { - scale: { - type: "radialLinear" - }, - elements: { - line: { - tension: 0 // no bezier in radar - } - } - }; - - Chart.controllers.radar = Chart.DatasetController.extend({ - linkScales: function() { - // No need. Single scale only - }, - - addElements: function() { - - this.getDataset().metaData = this.getDataset().metaData || []; - - this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _points: this.getDataset().metaData, - _loop: true - }); - - helpers.each(this.getDataset().data, function(value, index) { - this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index, - _model: { - x: 0, //xScale.getPixelForValue(null, index, true), - y: 0 //this.chartArea.bottom, - } - }); - }, this); - }, - addElementAndReset: function(index) { - this.getDataset().metaData = this.getDataset().metaData || []; - var point = new Chart.elements.Point({ - _chart: this.chart.chart, - _datasetIndex: this.index, - _index: index - }); - - // Reset the point - this.updateElement(point, index, true); - - // Add to the points array - this.getDataset().metaData.splice(index, 0, point); - - // Make sure bezier control points are updated - this.updateBezierControlPoints(); - }, - - update: function update(reset) { - - var line = this.getDataset().metaDataset; - var points = this.getDataset().metaData; - - var scale = this.chart.scale; - var scaleBase; - - if (scale.min < 0 && scale.max < 0) { - scaleBase = scale.getPointPositionForValue(0, scale.max); - } else if (scale.min > 0 && scale.max > 0) { - scaleBase = scale.getPointPositionForValue(0, scale.min); - } else { - scaleBase = scale.getPointPositionForValue(0, 0); - } - - helpers.extend(this.getDataset().metaDataset, { - // Utility - _datasetIndex: this.index, - // Data - _children: this.getDataset().metaData, - // Model - _model: { - // Appearance - tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), - borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), - borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), - fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), - borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), - borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), - borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), - borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), - - // Scale - scaleTop: scale.top, - scaleBottom: scale.bottom, - scaleZero: scaleBase - } - }); - - this.getDataset().metaDataset.pivot(); - - // Update Points - helpers.each(points, function(point, index) { - this.updateElement(point, index, reset); - }, this); - - - // Update bezier control points - this.updateBezierControlPoints(); - }, - updateElement: function(point, index, reset) { - var pointPosition = this.chart.scale.getPointPositionForValue(index, this.getDataset().data[index]); - - helpers.extend(point, { - // Utility - _datasetIndex: this.index, - _index: index, - _scale: this.chart.scale, - - // Desired view properties - _model: { - x: reset ? this.chart.scale.xCenter : pointPosition.x, // value not used in dataset scale, but we want a consistent API between scales - y: reset ? this.chart.scale.yCenter : pointPosition.y, - - // Appearance - tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), - radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().pointRadius, index, this.chart.options.elements.point.radius), - backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor), - borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor), - borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth), - pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), - - // Tooltip - hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) - } - }); - - point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); - }, - updateBezierControlPoints: function() { - helpers.each(this.getDataset().metaData, function(point, index) { - var controlPoints = helpers.splineCurve( - helpers.previousItem(this.getDataset().metaData, index, true)._model, - point._model, - helpers.nextItem(this.getDataset().metaData, index, true)._model, - point._model.tension - ); - - // Prevent the bezier going outside of the bounds of the graph - point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); - point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); - - // Now pivot the point for animation - point.pivot(); - }, this); - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - - // Transition Point Locations - helpers.each(this.getDataset().metaData, function(point, index) { - point.transition(easingDecimal); - }); - - // Transition and Draw the line - this.getDataset().metaDataset.transition(easingDecimal).draw(); - - // Draw the points - helpers.each(this.getDataset().metaData, function(point) { - point.draw(); - }); - }, - - setHoverStyle: function(point) { - // Point - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); - point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); - point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); - }, - - removeHoverStyle: function(point) { - var dataset = this.chart.data.datasets[point._datasetIndex]; - var index = point._index; - - point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); - point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor); - point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor); - point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + + Chart.defaults.radar = { + scale: { + type: "radialLinear" + }, + elements: { + line: { + tension: 0 // no bezier in radar + } + } + }; + + Chart.controllers.radar = Chart.DatasetController.extend({ + linkScales: function() { + // No need. Single scale only + }, + + addElements: function() { + + this.getDataset().metaData = this.getDataset().metaData || []; + + this.getDataset().metaDataset = this.getDataset().metaDataset || new Chart.elements.Line({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _points: this.getDataset().metaData, + _loop: true + }); + + helpers.each(this.getDataset().data, function(value, index) { + this.getDataset().metaData[index] = this.getDataset().metaData[index] || new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index, + _model: { + x: 0, //xScale.getPixelForValue(null, index, true), + y: 0 //this.chartArea.bottom, + } + }); + }, this); + }, + addElementAndReset: function(index) { + this.getDataset().metaData = this.getDataset().metaData || []; + var point = new Chart.elements.Point({ + _chart: this.chart.chart, + _datasetIndex: this.index, + _index: index + }); + + // Reset the point + this.updateElement(point, index, true); + + // Add to the points array + this.getDataset().metaData.splice(index, 0, point); + + // Make sure bezier control points are updated + this.updateBezierControlPoints(); + }, + + update: function update(reset) { + + var line = this.getDataset().metaDataset; + var points = this.getDataset().metaData; + + var scale = this.chart.scale; + var scaleBase; + + if (scale.min < 0 && scale.max < 0) { + scaleBase = scale.getPointPositionForValue(0, scale.max); + } else if (scale.min > 0 && scale.max > 0) { + scaleBase = scale.getPointPositionForValue(0, scale.min); + } else { + scaleBase = scale.getPointPositionForValue(0, 0); + } + + helpers.extend(this.getDataset().metaDataset, { + // Utility + _datasetIndex: this.index, + // Data + _children: this.getDataset().metaData, + // Model + _model: { + // Appearance + tension: line.custom && line.custom.tension ? line.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + backgroundColor: line.custom && line.custom.backgroundColor ? line.custom.backgroundColor : (this.getDataset().backgroundColor || this.chart.options.elements.line.backgroundColor), + borderWidth: line.custom && line.custom.borderWidth ? line.custom.borderWidth : (this.getDataset().borderWidth || this.chart.options.elements.line.borderWidth), + borderColor: line.custom && line.custom.borderColor ? line.custom.borderColor : (this.getDataset().borderColor || this.chart.options.elements.line.borderColor), + fill: line.custom && line.custom.fill ? line.custom.fill : (this.getDataset().fill !== undefined ? this.getDataset().fill : this.chart.options.elements.line.fill), + borderCapStyle: line.custom && line.custom.borderCapStyle ? line.custom.borderCapStyle : (this.getDataset().borderCapStyle || this.chart.options.elements.line.borderCapStyle), + borderDash: line.custom && line.custom.borderDash ? line.custom.borderDash : (this.getDataset().borderDash || this.chart.options.elements.line.borderDash), + borderDashOffset: line.custom && line.custom.borderDashOffset ? line.custom.borderDashOffset : (this.getDataset().borderDashOffset || this.chart.options.elements.line.borderDashOffset), + borderJoinStyle: line.custom && line.custom.borderJoinStyle ? line.custom.borderJoinStyle : (this.getDataset().borderJoinStyle || this.chart.options.elements.line.borderJoinStyle), + + // Scale + scaleTop: scale.top, + scaleBottom: scale.bottom, + scaleZero: scaleBase + } + }); + + this.getDataset().metaDataset.pivot(); + + // Update Points + helpers.each(points, function(point, index) { + this.updateElement(point, index, reset); + }, this); + + + // Update bezier control points + this.updateBezierControlPoints(); + }, + updateElement: function(point, index, reset) { + var pointPosition = this.chart.scale.getPointPositionForValue(index, this.getDataset().data[index]); + + helpers.extend(point, { + // Utility + _datasetIndex: this.index, + _index: index, + _scale: this.chart.scale, + + // Desired view properties + _model: { + x: reset ? this.chart.scale.xCenter : pointPosition.x, // value not used in dataset scale, but we want a consistent API between scales + y: reset ? this.chart.scale.yCenter : pointPosition.y, + + // Appearance + tension: point.custom && point.custom.tension ? point.custom.tension : helpers.getValueOrDefault(this.getDataset().tension, this.chart.options.elements.line.tension), + radius: point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().pointRadius, index, this.chart.options.elements.point.radius), + backgroundColor: point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor), + borderColor: point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor), + borderWidth: point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth), + pointStyle: point.custom && point.custom.pointStyle ? point.custom.pointStyle : helpers.getValueAtIndexOrDefault(this.getDataset().pointStyle, index, this.chart.options.elements.point.pointStyle), + + // Tooltip + hitRadius: point.custom && point.custom.hitRadius ? point.custom.hitRadius : helpers.getValueAtIndexOrDefault(this.getDataset().hitRadius, index, this.chart.options.elements.point.hitRadius) + } + }); + + point._model.skip = point.custom && point.custom.skip ? point.custom.skip : (isNaN(point._model.x) || isNaN(point._model.y)); + }, + updateBezierControlPoints: function() { + helpers.each(this.getDataset().metaData, function(point, index) { + var controlPoints = helpers.splineCurve( + helpers.previousItem(this.getDataset().metaData, index, true)._model, + point._model, + helpers.nextItem(this.getDataset().metaData, index, true)._model, + point._model.tension + ); + + // Prevent the bezier going outside of the bounds of the graph + point._model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + point._model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, this.chart.chartArea.right), this.chart.chartArea.left); + point._model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, this.chart.chartArea.bottom), this.chart.chartArea.top); + + // Now pivot the point for animation + point.pivot(); + }, this); + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + + // Transition Point Locations + helpers.each(this.getDataset().metaData, function(point, index) { + point.transition(easingDecimal); + }); + + // Transition and Draw the line + this.getDataset().metaDataset.transition(easingDecimal).draw(); + + // Draw the points + helpers.each(this.getDataset().metaData, function(point) { + point.draw(); + }); + }, + + setHoverStyle: function(point) { + // Point + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.hoverRadius ? point.custom.hoverRadius : helpers.getValueAtIndexOrDefault(dataset.pointHoverRadius, index, this.chart.options.elements.point.hoverRadius); + point._model.backgroundColor = point.custom && point.custom.hoverBackgroundColor ? point.custom.hoverBackgroundColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBackgroundColor, index, helpers.color(point._model.backgroundColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderColor = point.custom && point.custom.hoverBorderColor ? point.custom.hoverBorderColor : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderColor, index, helpers.color(point._model.borderColor).saturate(0.5).darken(0.1).rgbString()); + point._model.borderWidth = point.custom && point.custom.hoverBorderWidth ? point.custom.hoverBorderWidth : helpers.getValueAtIndexOrDefault(dataset.pointHoverBorderWidth, index, point._model.borderWidth); + }, + + removeHoverStyle: function(point) { + var dataset = this.chart.data.datasets[point._datasetIndex]; + var index = point._index; + + point._model.radius = point.custom && point.custom.radius ? point.custom.radius : helpers.getValueAtIndexOrDefault(this.getDataset().radius, index, this.chart.options.elements.point.radius); + point._model.backgroundColor = point.custom && point.custom.backgroundColor ? point.custom.backgroundColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor, index, this.chart.options.elements.point.backgroundColor); + point._model.borderColor = point.custom && point.custom.borderColor ? point.custom.borderColor : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderColor, index, this.chart.options.elements.point.borderColor); + point._model.borderWidth = point.custom && point.custom.borderWidth ? point.custom.borderWidth : helpers.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth, index, this.chart.options.elements.point.borderWidth); + } + }); }; },{}],21:[function(require,module,exports){ -/*global window: false */ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.animation = { - duration: 1000, - easing: "easeOutQuart", - onProgress: helpers.noop, - onComplete: helpers.noop - }; - - Chart.Animation = Chart.Element.extend({ - currentStep: null, // the current animation step - numSteps: 60, // default number of steps - easing: "", // the easing to use for this animation - render: null, // render function used by the animation service - - onAnimationProgress: null, // user specified callback to fire on each step of the animation - onAnimationComplete: null // user specified callback to fire when the animation finishes - }); - - Chart.animationService = { - frameDuration: 17, - animations: [], - dropFrames: 0, - addAnimation: function(chartInstance, animationObject, duration, lazy) { - - if (!lazy) { - chartInstance.animating = true; - } - - for (var index = 0; index < this.animations.length; ++index) { - if (this.animations[index].chartInstance === chartInstance) { - // replacing an in progress animation - this.animations[index].animationObject = animationObject; - return; - } - } - - this.animations.push({ - chartInstance: chartInstance, - animationObject: animationObject - }); - - // If there are no animations queued, manually kickstart a digest, for lack of a better word - if (this.animations.length === 1) { - helpers.requestAnimFrame.call(window, this.digestWrapper); - } - }, - // Cancel the animation for a given chart instance - cancelAnimation: function(chartInstance) { - var index = helpers.findIndex(this.animations, function(animationWrapper) { - return animationWrapper.chartInstance === chartInstance; - }); - - if (index !== -1) { - this.animations.splice(index, 1); - chartInstance.animating = false; - } - }, - // calls startDigest with the proper context - digestWrapper: function() { - Chart.animationService.startDigest.call(Chart.animationService); - }, - startDigest: function() { - - var startTime = Date.now(); - var framesToDrop = 0; - - if (this.dropFrames > 1) { - framesToDrop = Math.floor(this.dropFrames); - this.dropFrames = this.dropFrames % 1; - } - - var i = 0; - while (i < this.animations.length) { - if (this.animations[i].animationObject.currentStep === null) { - this.animations[i].animationObject.currentStep = 0; - } - - this.animations[i].animationObject.currentStep += 1 + framesToDrop; - - if (this.animations[i].animationObject.currentStep > this.animations[i].animationObject.numSteps) { - this.animations[i].animationObject.currentStep = this.animations[i].animationObject.numSteps; - } - - this.animations[i].animationObject.render(this.animations[i].chartInstance, this.animations[i].animationObject); - if (this.animations[i].animationObject.onAnimationProgress && this.animations[i].animationObject.onAnimationProgress.call) { - this.animations[i].animationObject.onAnimationProgress.call(this.animations[i].chartInstance, this.animations[i]); - } - - if (this.animations[i].animationObject.currentStep === this.animations[i].animationObject.numSteps) { - if (this.animations[i].animationObject.onAnimationComplete && this.animations[i].animationObject.onAnimationComplete.call) { - this.animations[i].animationObject.onAnimationComplete.call(this.animations[i].chartInstance, this.animations[i]); - } - - // executed the last frame. Remove the animation. - this.animations[i].chartInstance.animating = false; - - this.animations.splice(i, 1); - } else { - ++i; - } - } - - var endTime = Date.now(); - var dropFrames = (endTime - startTime) / this.frameDuration; - - this.dropFrames += dropFrames; - - // Do we have more stuff to animate? - if (this.animations.length > 0) { - helpers.requestAnimFrame.call(window, this.digestWrapper); - } - } - }; +/*global window: false */ +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.animation = { + duration: 1000, + easing: "easeOutQuart", + onProgress: helpers.noop, + onComplete: helpers.noop + }; + + Chart.Animation = Chart.Element.extend({ + currentStep: null, // the current animation step + numSteps: 60, // default number of steps + easing: "", // the easing to use for this animation + render: null, // render function used by the animation service + + onAnimationProgress: null, // user specified callback to fire on each step of the animation + onAnimationComplete: null // user specified callback to fire when the animation finishes + }); + + Chart.animationService = { + frameDuration: 17, + animations: [], + dropFrames: 0, + addAnimation: function(chartInstance, animationObject, duration, lazy) { + + if (!lazy) { + chartInstance.animating = true; + } + + for (var index = 0; index < this.animations.length; ++index) { + if (this.animations[index].chartInstance === chartInstance) { + // replacing an in progress animation + this.animations[index].animationObject = animationObject; + return; + } + } + + this.animations.push({ + chartInstance: chartInstance, + animationObject: animationObject + }); + + // If there are no animations queued, manually kickstart a digest, for lack of a better word + if (this.animations.length === 1) { + helpers.requestAnimFrame.call(window, this.digestWrapper); + } + }, + // Cancel the animation for a given chart instance + cancelAnimation: function(chartInstance) { + var index = helpers.findIndex(this.animations, function(animationWrapper) { + return animationWrapper.chartInstance === chartInstance; + }); + + if (index !== -1) { + this.animations.splice(index, 1); + chartInstance.animating = false; + } + }, + // calls startDigest with the proper context + digestWrapper: function() { + Chart.animationService.startDigest.call(Chart.animationService); + }, + startDigest: function() { + + var startTime = Date.now(); + var framesToDrop = 0; + + if (this.dropFrames > 1) { + framesToDrop = Math.floor(this.dropFrames); + this.dropFrames = this.dropFrames % 1; + } + + var i = 0; + while (i < this.animations.length) { + if (this.animations[i].animationObject.currentStep === null) { + this.animations[i].animationObject.currentStep = 0; + } + + this.animations[i].animationObject.currentStep += 1 + framesToDrop; + + if (this.animations[i].animationObject.currentStep > this.animations[i].animationObject.numSteps) { + this.animations[i].animationObject.currentStep = this.animations[i].animationObject.numSteps; + } + + this.animations[i].animationObject.render(this.animations[i].chartInstance, this.animations[i].animationObject); + if (this.animations[i].animationObject.onAnimationProgress && this.animations[i].animationObject.onAnimationProgress.call) { + this.animations[i].animationObject.onAnimationProgress.call(this.animations[i].chartInstance, this.animations[i]); + } + + if (this.animations[i].animationObject.currentStep === this.animations[i].animationObject.numSteps) { + if (this.animations[i].animationObject.onAnimationComplete && this.animations[i].animationObject.onAnimationComplete.call) { + this.animations[i].animationObject.onAnimationComplete.call(this.animations[i].chartInstance, this.animations[i]); + } + + // executed the last frame. Remove the animation. + this.animations[i].chartInstance.animating = false; + + this.animations.splice(i, 1); + } else { + ++i; + } + } + + var endTime = Date.now(); + var dropFrames = (endTime - startTime) / this.frameDuration; + + this.dropFrames += dropFrames; + + // Do we have more stuff to animate? + if (this.animations.length > 0) { + helpers.requestAnimFrame.call(window, this.digestWrapper); + } + } + }; }; },{}],22:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - //Create a dictionary of chart types, to allow for extension of existing types - Chart.types = {}; - - //Store a reference to each instance - allowing us to globally resize chart instances on window resize. - //Destroy method on the chart will remove the instance of the chart from this reference. - Chart.instances = {}; - - // Controllers available for dataset visualization eg. bar, line, slice, etc. - Chart.controllers = {}; - - // The main controller of a chart - Chart.Controller = function(instance) { - - this.chart = instance; - this.config = instance.config; - this.options = this.config.options = helpers.configMerge(Chart.defaults.global, Chart.defaults[this.config.type], this.config.options || {}); - this.id = helpers.uid(); - - Object.defineProperty(this, 'data', { - get: function() { - return this.config.data; - } - }); - - //Add the chart instance to the global namespace - Chart.instances[this.id] = this; - - if (this.options.responsive) { - // Silent resize before chart draws - this.resize(true); - } - - this.initialize(); - - return this; - }; - - helpers.extend(Chart.Controller.prototype, { - - initialize: function initialize() { - - // TODO - // If BeforeInit(this) doesn't return false, proceed - - this.bindEvents(); - - // Make sure controllers are built first so that each dataset is bound to an axis before the scales - // are built - this.ensureScalesHaveIDs(); - this.buildOrUpdateControllers(); - this.buildScales(); - this.buildSurroundingItems(); - this.updateLayout(); - this.resetElements(); - this.initToolTip(); - this.update(); - - // TODO - // If AfterInit(this) doesn't return false, proceed - - return this; - }, - - clear: function clear() { - helpers.clear(this.chart); - return this; - }, - - stop: function stop() { - // Stops any current animation loop occuring - Chart.animationService.cancelAnimation(this); - return this; - }, - - resize: function resize(silent) { - var canvas = this.chart.canvas; - var newWidth = helpers.getMaximumWidth(this.chart.canvas); - var newHeight = (this.options.maintainAspectRatio && isNaN(this.chart.aspectRatio) === false && isFinite(this.chart.aspectRatio) && this.chart.aspectRatio !== 0) ? newWidth / this.chart.aspectRatio : helpers.getMaximumHeight(this.chart.canvas); - - var sizeChanged = this.chart.width !== newWidth || this.chart.height !== newHeight; - - if (!sizeChanged) - return this; - - canvas.width = this.chart.width = newWidth; - canvas.height = this.chart.height = newHeight; - - helpers.retinaScale(this.chart); - - if (!silent) { - this.stop(); - this.update(this.options.responsiveAnimationDuration); - } - - return this; - }, - ensureScalesHaveIDs: function ensureScalesHaveIDs() { - var defaultXAxisID = 'x-axis-'; - var defaultYAxisID = 'y-axis-'; - - if (this.options.scales) { - if (this.options.scales.xAxes && this.options.scales.xAxes.length) { - helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { - xAxisOptions.id = xAxisOptions.id || (defaultXAxisID + index); - }); - } - - if (this.options.scales.yAxes && this.options.scales.yAxes.length) { - // Build the y axes - helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { - yAxisOptions.id = yAxisOptions.id || (defaultYAxisID + index); - }); - } - } - }, - buildScales: function buildScales() { - // Map of scale ID to scale object so we can lookup later - this.scales = {}; - - // Build the x axes - if (this.options.scales) { - if (this.options.scales.xAxes && this.options.scales.xAxes.length) { - helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { - var xType = helpers.getValueOrDefault(xAxisOptions.type, 'category'); - var ScaleClass = Chart.scaleService.getScaleConstructor(xType); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: xAxisOptions, - chart: this, - id: xAxisOptions.id - }); - - this.scales[scale.id] = scale; - } - }, this); - } - - if (this.options.scales.yAxes && this.options.scales.yAxes.length) { - // Build the y axes - helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { - var yType = helpers.getValueOrDefault(yAxisOptions.type, 'linear'); - var ScaleClass = Chart.scaleService.getScaleConstructor(yType); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: yAxisOptions, - chart: this, - id: yAxisOptions.id - }); - - this.scales[scale.id] = scale; - } - }, this); - } - } - if (this.options.scale) { - // Build radial axes - var ScaleClass = Chart.scaleService.getScaleConstructor(this.options.scale.type); - if (ScaleClass) { - var scale = new ScaleClass({ - ctx: this.chart.ctx, - options: this.options.scale, - chart: this - }); - - this.scale = scale; - - this.scales.radialScale = scale; - } - } - - Chart.scaleService.addScalesToLayout(this); - }, - - buildSurroundingItems: function() { - if (this.options.title) { - this.titleBlock = new Chart.Title({ - ctx: this.chart.ctx, - options: this.options.title, - chart: this - }); - - Chart.layoutService.addBox(this, this.titleBlock); - } - - if (this.options.legend) { - this.legend = new Chart.Legend({ - ctx: this.chart.ctx, - options: this.options.legend, - chart: this - }); - - Chart.layoutService.addBox(this, this.legend); - } - }, - - updateLayout: function() { - Chart.layoutService.update(this, this.chart.width, this.chart.height); - }, - - buildOrUpdateControllers: function buildOrUpdateControllers() { - var types = []; - var newControllers = []; - - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (!dataset.type) { - dataset.type = this.config.type; - } - - var type = dataset.type; - types.push(type); - - if (dataset.controller) { - dataset.controller.updateIndex(datasetIndex); - } else { - dataset.controller = new Chart.controllers[type](this, datasetIndex); - newControllers.push(dataset.controller); - } - }, this); - - if (types.length > 1) { - for (var i = 1; i < types.length; i++) { - if (types[i] !== types[i - 1]) { - this.isCombo = true; - break; - } - } - } - - return newControllers; - }, - - resetElements: function resetElements() { - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.reset(); - }); - }, - - update: function update(animationDuration, lazy) { - // In case the entire data object changed - this.tooltip._data = this.data; - - // Make sure dataset controllers are updated and new controllers are reset - var newControllers = this.buildOrUpdateControllers(); - - Chart.layoutService.update(this, this.chart.width, this.chart.height); - - // Can only reset the new controllers after the scales have been updated - helpers.each(newControllers, function(controller) { - controller.reset(); - }); - - // Make sure all dataset controllers have correct meta data counts - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.buildOrUpdateElements(); - }); - - // This will loop through any data and do the appropriate element update for the type - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - dataset.controller.update(); - }); - this.render(animationDuration, lazy); - }, - - render: function render(duration, lazy) { - - if (this.options.animation && ((typeof duration !== 'undefined' && duration !== 0) || (typeof duration === 'undefined' && this.options.animation.duration !== 0))) { - var animation = new Chart.Animation(); - animation.numSteps = (duration || this.options.animation.duration) / 16.66; //60 fps - animation.easing = this.options.animation.easing; - - // render function - animation.render = function(chartInstance, animationObject) { - var easingFunction = helpers.easingEffects[animationObject.easing]; - var stepDecimal = animationObject.currentStep / animationObject.numSteps; - var easeDecimal = easingFunction(stepDecimal); - - chartInstance.draw(easeDecimal, stepDecimal, animationObject.currentStep); - }; - - // user events - animation.onAnimationProgress = this.options.animation.onProgress; - animation.onAnimationComplete = this.options.animation.onComplete; - - Chart.animationService.addAnimation(this, animation, duration, lazy); - } else { - this.draw(); - if (this.options.animation && this.options.animation.onComplete && this.options.animation.onComplete.call) { - this.options.animation.onComplete.call(this); - } - } - return this; - }, - - draw: function(ease) { - var easingDecimal = ease || 1; - this.clear(); - - // Draw all the scales - helpers.each(this.boxes, function(box) { - box.draw(this.chartArea); - }, this); - if (this.scale) { - this.scale.draw(); - } - - // Draw each dataset via its respective controller (reversed to support proper line stacking) - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (helpers.isDatasetVisible(dataset)) { - dataset.controller.draw(ease); - } - }, null, true); - - // Finally draw the tooltip - this.tooltip.transition(easingDecimal).draw(); - }, - - // Get the single element that was clicked on - // @return : An object containing the dataset index and element index of the matching element. Also contains the rectangle that was draw - getElementAtEvent: function(e) { - - var eventPosition = helpers.getRelativePosition(e, this.chart); - var elementsArray = []; - - helpers.each(this.data.datasets, function(dataset, datasetIndex) { - if (helpers.isDatasetVisible(dataset)) { - helpers.each(dataset.metaData, function(element, index) { - if (element.inRange(eventPosition.x, eventPosition.y)) { - elementsArray.push(element); - return elementsArray; - } - }); - } - }); - - return elementsArray; - }, - - getElementsAtEvent: function(e) { - var eventPosition = helpers.getRelativePosition(e, this.chart); - var elementsArray = []; - - var found = (function() { - for (var i = 0; i < this.data.datasets.length; i++) { - if (helpers.isDatasetVisible(this.data.datasets[i])) { - for (var j = 0; j < this.data.datasets[i].metaData.length; j++) { - if (this.data.datasets[i].metaData[j].inRange(eventPosition.x, eventPosition.y)) { - return this.data.datasets[i].metaData[j]; - } - } - } - } - }).call(this); - - if (!found) { - return elementsArray; - } - - helpers.each(this.data.datasets, function(dataset, dsIndex) { - if (helpers.isDatasetVisible(dataset)) { - elementsArray.push(dataset.metaData[found._index]); - } - }); - - return elementsArray; - }, - - getDatasetAtEvent: function(e) { - var elementsArray = this.getElementAtEvent(e); - - if (elementsArray.length > 0) { - elementsArray = this.data.datasets[elementsArray[0]._datasetIndex].metaData; - } - - return elementsArray; - }, - - generateLegend: function generateLegend() { - return this.options.legendCallback(this); - }, - - destroy: function destroy() { - this.clear(); - helpers.unbindEvents(this, this.events); - helpers.removeResizeListener(this.chart.canvas.parentNode); - - // Reset canvas height/width attributes - var canvas = this.chart.canvas; - canvas.width = this.chart.width; - canvas.height = this.chart.height; - - // if we scaled the canvas in response to a devicePixelRatio !== 1, we need to undo that transform here - if (this.chart.originalDevicePixelRatio !== undefined) { - this.chart.ctx.scale(1 / this.chart.originalDevicePixelRatio, 1 / this.chart.originalDevicePixelRatio); - } - - // Reset to the old style since it may have been changed by the device pixel ratio changes - canvas.style.width = this.chart.originalCanvasStyleWidth; - canvas.style.height = this.chart.originalCanvasStyleHeight; - - delete Chart.instances[this.id]; - }, - - toBase64Image: function toBase64Image() { - return this.chart.canvas.toDataURL.apply(this.chart.canvas, arguments); - }, - - initToolTip: function initToolTip() { - this.tooltip = new Chart.Tooltip({ - _chart: this.chart, - _chartInstance: this, - _data: this.data, - _options: this.options - }, this); - }, - - bindEvents: function bindEvents() { - helpers.bindEvents(this, this.options.events, function(evt) { - this.eventHandler(evt); - }); - }, - eventHandler: function eventHandler(e) { - this.lastActive = this.lastActive || []; - this.lastTooltipActive = this.lastTooltipActive || []; - - // Find Active Elements for hover and tooltips - if (e.type === 'mouseout') { - this.active = []; - this.tooltipActive = []; - } else { - - var _this = this; - var getItemsForMode = function(mode) { - switch (mode) { - case 'single': - return _this.getElementAtEvent(e); - case 'label': - return _this.getElementsAtEvent(e); - case 'dataset': - return _this.getDatasetAtEvent(e); - default: - return e; - } - }; - - this.active = getItemsForMode(this.options.hover.mode); - this.tooltipActive = getItemsForMode(this.options.tooltips.mode); - } - - // On Hover hook - if (this.options.hover.onHover) { - this.options.hover.onHover.call(this, this.active); - } - - if (e.type === 'mouseup' || e.type === 'click') { - if (this.options.onClick) { - this.options.onClick.call(this, e, this.active); - } - - if (this.legend && this.legend.handleEvent) { - this.legend.handleEvent(e); - } - } - - var dataset; - var index; - - // Remove styling for last active (even if it may still be active) - if (this.lastActive.length) { - switch (this.options.hover.mode) { - case 'single': - this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0], this.lastActive[0]._datasetIndex, this.lastActive[0]._index); - break; - case 'label': - case 'dataset': - for (var i = 0; i < this.lastActive.length; i++) { - if (this.lastActive[i]) - this.data.datasets[this.lastActive[i]._datasetIndex].controller.removeHoverStyle(this.lastActive[i], this.lastActive[i]._datasetIndex, this.lastActive[i]._index); - } - break; - default: - // Don't change anything - } - } - - // Built in hover styling - if (this.active.length && this.options.hover.mode) { - switch (this.options.hover.mode) { - case 'single': - this.data.datasets[this.active[0]._datasetIndex].controller.setHoverStyle(this.active[0]); - break; - case 'label': - case 'dataset': - for (var j = 0; j < this.active.length; j++) { - if (this.active[j]) - this.data.datasets[this.active[j]._datasetIndex].controller.setHoverStyle(this.active[j]); - } - break; - default: - // Don't change anything - } - } - - - // Built in Tooltips - if (this.options.tooltips.enabled || this.options.tooltips.custom) { - - // The usual updates - this.tooltip.initialize(); - this.tooltip._active = this.tooltipActive; - this.tooltip.update(); - } - - // Hover animations - this.tooltip.pivot(); - - if (!this.animating) { - var changed; - - helpers.each(this.active, function(element, index) { - if (element !== this.lastActive[index]) { - changed = true; - } - }, this); - - helpers.each(this.tooltipActive, function(element, index) { - if (element !== this.lastTooltipActive[index]) { - changed = true; - } - }, this); - - // If entering, leaving, or changing elements, animate the change via pivot - if ((this.lastActive.length !== this.active.length) || - (this.lastTooltipActive.length !== this.tooltipActive.length) || - changed) { - - this.stop(); - - if (this.options.tooltips.enabled || this.options.tooltips.custom) { - this.tooltip.update(true); - } - - // We only need to render at this point. Updating will cause scales to be recomputed generating flicker & using more - // memory than necessary. - this.render(this.options.hover.animationDuration, true); - } - } - - // Remember Last Actives - this.lastActive = this.active; - this.lastTooltipActive = this.tooltipActive; - return this; - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + //Create a dictionary of chart types, to allow for extension of existing types + Chart.types = {}; + + //Store a reference to each instance - allowing us to globally resize chart instances on window resize. + //Destroy method on the chart will remove the instance of the chart from this reference. + Chart.instances = {}; + + // Controllers available for dataset visualization eg. bar, line, slice, etc. + Chart.controllers = {}; + + // The main controller of a chart + Chart.Controller = function(instance) { + + this.chart = instance; + this.config = instance.config; + this.options = this.config.options = helpers.configMerge(Chart.defaults.global, Chart.defaults[this.config.type], this.config.options || {}); + this.id = helpers.uid(); + + Object.defineProperty(this, 'data', { + get: function() { + return this.config.data; + } + }); + + //Add the chart instance to the global namespace + Chart.instances[this.id] = this; + + if (this.options.responsive) { + // Silent resize before chart draws + this.resize(true); + } + + this.initialize(); + + return this; + }; + + helpers.extend(Chart.Controller.prototype, { + + initialize: function initialize() { + + // TODO + // If BeforeInit(this) doesn't return false, proceed + + this.bindEvents(); + + // Make sure controllers are built first so that each dataset is bound to an axis before the scales + // are built + this.ensureScalesHaveIDs(); + this.buildOrUpdateControllers(); + this.buildScales(); + this.buildSurroundingItems(); + this.updateLayout(); + this.resetElements(); + this.initToolTip(); + this.update(); + + // TODO + // If AfterInit(this) doesn't return false, proceed + + return this; + }, + + clear: function clear() { + helpers.clear(this.chart); + return this; + }, + + stop: function stop() { + // Stops any current animation loop occuring + Chart.animationService.cancelAnimation(this); + return this; + }, + + resize: function resize(silent) { + var canvas = this.chart.canvas; + var newWidth = helpers.getMaximumWidth(this.chart.canvas); + var newHeight = (this.options.maintainAspectRatio && isNaN(this.chart.aspectRatio) === false && isFinite(this.chart.aspectRatio) && this.chart.aspectRatio !== 0) ? newWidth / this.chart.aspectRatio : helpers.getMaximumHeight(this.chart.canvas); + + var sizeChanged = this.chart.width !== newWidth || this.chart.height !== newHeight; + + if (!sizeChanged) + return this; + + canvas.width = this.chart.width = newWidth; + canvas.height = this.chart.height = newHeight; + + helpers.retinaScale(this.chart); + + if (!silent) { + this.stop(); + this.update(this.options.responsiveAnimationDuration); + } + + return this; + }, + ensureScalesHaveIDs: function ensureScalesHaveIDs() { + var defaultXAxisID = 'x-axis-'; + var defaultYAxisID = 'y-axis-'; + + if (this.options.scales) { + if (this.options.scales.xAxes && this.options.scales.xAxes.length) { + helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { + xAxisOptions.id = xAxisOptions.id || (defaultXAxisID + index); + }); + } + + if (this.options.scales.yAxes && this.options.scales.yAxes.length) { + // Build the y axes + helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { + yAxisOptions.id = yAxisOptions.id || (defaultYAxisID + index); + }); + } + } + }, + buildScales: function buildScales() { + // Map of scale ID to scale object so we can lookup later + this.scales = {}; + + // Build the x axes + if (this.options.scales) { + if (this.options.scales.xAxes && this.options.scales.xAxes.length) { + helpers.each(this.options.scales.xAxes, function(xAxisOptions, index) { + var xType = helpers.getValueOrDefault(xAxisOptions.type, 'category'); + var ScaleClass = Chart.scaleService.getScaleConstructor(xType); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: xAxisOptions, + chart: this, + id: xAxisOptions.id + }); + + this.scales[scale.id] = scale; + } + }, this); + } + + if (this.options.scales.yAxes && this.options.scales.yAxes.length) { + // Build the y axes + helpers.each(this.options.scales.yAxes, function(yAxisOptions, index) { + var yType = helpers.getValueOrDefault(yAxisOptions.type, 'linear'); + var ScaleClass = Chart.scaleService.getScaleConstructor(yType); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: yAxisOptions, + chart: this, + id: yAxisOptions.id + }); + + this.scales[scale.id] = scale; + } + }, this); + } + } + if (this.options.scale) { + // Build radial axes + var ScaleClass = Chart.scaleService.getScaleConstructor(this.options.scale.type); + if (ScaleClass) { + var scale = new ScaleClass({ + ctx: this.chart.ctx, + options: this.options.scale, + chart: this + }); + + this.scale = scale; + + this.scales.radialScale = scale; + } + } + + Chart.scaleService.addScalesToLayout(this); + }, + + buildSurroundingItems: function() { + if (this.options.title) { + this.titleBlock = new Chart.Title({ + ctx: this.chart.ctx, + options: this.options.title, + chart: this + }); + + Chart.layoutService.addBox(this, this.titleBlock); + } + + if (this.options.legend) { + this.legend = new Chart.Legend({ + ctx: this.chart.ctx, + options: this.options.legend, + chart: this + }); + + Chart.layoutService.addBox(this, this.legend); + } + }, + + updateLayout: function() { + Chart.layoutService.update(this, this.chart.width, this.chart.height); + }, + + buildOrUpdateControllers: function buildOrUpdateControllers() { + var types = []; + var newControllers = []; + + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (!dataset.type) { + dataset.type = this.config.type; + } + + var type = dataset.type; + types.push(type); + + if (dataset.controller) { + dataset.controller.updateIndex(datasetIndex); + } else { + dataset.controller = new Chart.controllers[type](this, datasetIndex); + newControllers.push(dataset.controller); + } + }, this); + + if (types.length > 1) { + for (var i = 1; i < types.length; i++) { + if (types[i] !== types[i - 1]) { + this.isCombo = true; + break; + } + } + } + + return newControllers; + }, + + resetElements: function resetElements() { + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.reset(); + }); + }, + + update: function update(animationDuration, lazy) { + // In case the entire data object changed + this.tooltip._data = this.data; + + // Make sure dataset controllers are updated and new controllers are reset + var newControllers = this.buildOrUpdateControllers(); + + Chart.layoutService.update(this, this.chart.width, this.chart.height); + + // Can only reset the new controllers after the scales have been updated + helpers.each(newControllers, function(controller) { + controller.reset(); + }); + + // Make sure all dataset controllers have correct meta data counts + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.buildOrUpdateElements(); + }); + + // This will loop through any data and do the appropriate element update for the type + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + dataset.controller.update(); + }); + this.render(animationDuration, lazy); + }, + + render: function render(duration, lazy) { + + if (this.options.animation && ((typeof duration !== 'undefined' && duration !== 0) || (typeof duration === 'undefined' && this.options.animation.duration !== 0))) { + var animation = new Chart.Animation(); + animation.numSteps = (duration || this.options.animation.duration) / 16.66; //60 fps + animation.easing = this.options.animation.easing; + + // render function + animation.render = function(chartInstance, animationObject) { + var easingFunction = helpers.easingEffects[animationObject.easing]; + var stepDecimal = animationObject.currentStep / animationObject.numSteps; + var easeDecimal = easingFunction(stepDecimal); + + chartInstance.draw(easeDecimal, stepDecimal, animationObject.currentStep); + }; + + // user events + animation.onAnimationProgress = this.options.animation.onProgress; + animation.onAnimationComplete = this.options.animation.onComplete; + + Chart.animationService.addAnimation(this, animation, duration, lazy); + } else { + this.draw(); + if (this.options.animation && this.options.animation.onComplete && this.options.animation.onComplete.call) { + this.options.animation.onComplete.call(this); + } + } + return this; + }, + + draw: function(ease) { + var easingDecimal = ease || 1; + this.clear(); + + // Draw all the scales + helpers.each(this.boxes, function(box) { + box.draw(this.chartArea); + }, this); + if (this.scale) { + this.scale.draw(); + } + + // Draw each dataset via its respective controller (reversed to support proper line stacking) + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (helpers.isDatasetVisible(dataset)) { + dataset.controller.draw(ease); + } + }, null, true); + + // Finally draw the tooltip + this.tooltip.transition(easingDecimal).draw(); + }, + + // Get the single element that was clicked on + // @return : An object containing the dataset index and element index of the matching element. Also contains the rectangle that was draw + getElementAtEvent: function(e) { + + var eventPosition = helpers.getRelativePosition(e, this.chart); + var elementsArray = []; + + helpers.each(this.data.datasets, function(dataset, datasetIndex) { + if (helpers.isDatasetVisible(dataset)) { + helpers.each(dataset.metaData, function(element, index) { + if (element.inRange(eventPosition.x, eventPosition.y)) { + elementsArray.push(element); + return elementsArray; + } + }); + } + }); + + return elementsArray; + }, + + getElementsAtEvent: function(e) { + var eventPosition = helpers.getRelativePosition(e, this.chart); + var elementsArray = []; + + var found = (function() { + for (var i = 0; i < this.data.datasets.length; i++) { + if (helpers.isDatasetVisible(this.data.datasets[i])) { + for (var j = 0; j < this.data.datasets[i].metaData.length; j++) { + if (this.data.datasets[i].metaData[j].inRange(eventPosition.x, eventPosition.y)) { + return this.data.datasets[i].metaData[j]; + } + } + } + } + }).call(this); + + if (!found) { + return elementsArray; + } + + helpers.each(this.data.datasets, function(dataset, dsIndex) { + if (helpers.isDatasetVisible(dataset)) { + elementsArray.push(dataset.metaData[found._index]); + } + }); + + return elementsArray; + }, + + getDatasetAtEvent: function(e) { + var elementsArray = this.getElementAtEvent(e); + + if (elementsArray.length > 0) { + elementsArray = this.data.datasets[elementsArray[0]._datasetIndex].metaData; + } + + return elementsArray; + }, + + generateLegend: function generateLegend() { + return this.options.legendCallback(this); + }, + + destroy: function destroy() { + this.clear(); + helpers.unbindEvents(this, this.events); + helpers.removeResizeListener(this.chart.canvas.parentNode); + + // Reset canvas height/width attributes + var canvas = this.chart.canvas; + canvas.width = this.chart.width; + canvas.height = this.chart.height; + + // if we scaled the canvas in response to a devicePixelRatio !== 1, we need to undo that transform here + if (this.chart.originalDevicePixelRatio !== undefined) { + this.chart.ctx.scale(1 / this.chart.originalDevicePixelRatio, 1 / this.chart.originalDevicePixelRatio); + } + + // Reset to the old style since it may have been changed by the device pixel ratio changes + canvas.style.width = this.chart.originalCanvasStyleWidth; + canvas.style.height = this.chart.originalCanvasStyleHeight; + + delete Chart.instances[this.id]; + }, + + toBase64Image: function toBase64Image() { + return this.chart.canvas.toDataURL.apply(this.chart.canvas, arguments); + }, + + initToolTip: function initToolTip() { + this.tooltip = new Chart.Tooltip({ + _chart: this.chart, + _chartInstance: this, + _data: this.data, + _options: this.options + }, this); + }, + + bindEvents: function bindEvents() { + helpers.bindEvents(this, this.options.events, function(evt) { + this.eventHandler(evt); + }); + }, + eventHandler: function eventHandler(e) { + this.lastActive = this.lastActive || []; + this.lastTooltipActive = this.lastTooltipActive || []; + + // Find Active Elements for hover and tooltips + if (e.type === 'mouseout') { + this.active = []; + this.tooltipActive = []; + } else { + + var _this = this; + var getItemsForMode = function(mode) { + switch (mode) { + case 'single': + return _this.getElementAtEvent(e); + case 'label': + return _this.getElementsAtEvent(e); + case 'dataset': + return _this.getDatasetAtEvent(e); + default: + return e; + } + }; + + this.active = getItemsForMode(this.options.hover.mode); + this.tooltipActive = getItemsForMode(this.options.tooltips.mode); + } + + // On Hover hook + if (this.options.hover.onHover) { + this.options.hover.onHover.call(this, this.active); + } + + if (e.type === 'mouseup' || e.type === 'click') { + if (this.options.onClick) { + this.options.onClick.call(this, e, this.active); + } + + if (this.legend && this.legend.handleEvent) { + this.legend.handleEvent(e); + } + } + + var dataset; + var index; + + // Remove styling for last active (even if it may still be active) + if (this.lastActive.length) { + switch (this.options.hover.mode) { + case 'single': + this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0], this.lastActive[0]._datasetIndex, this.lastActive[0]._index); + break; + case 'label': + case 'dataset': + for (var i = 0; i < this.lastActive.length; i++) { + if (this.lastActive[i]) + this.data.datasets[this.lastActive[i]._datasetIndex].controller.removeHoverStyle(this.lastActive[i], this.lastActive[i]._datasetIndex, this.lastActive[i]._index); + } + break; + default: + // Don't change anything + } + } + + // Built in hover styling + if (this.active.length && this.options.hover.mode) { + switch (this.options.hover.mode) { + case 'single': + this.data.datasets[this.active[0]._datasetIndex].controller.setHoverStyle(this.active[0]); + break; + case 'label': + case 'dataset': + for (var j = 0; j < this.active.length; j++) { + if (this.active[j]) + this.data.datasets[this.active[j]._datasetIndex].controller.setHoverStyle(this.active[j]); + } + break; + default: + // Don't change anything + } + } + + + // Built in Tooltips + if (this.options.tooltips.enabled || this.options.tooltips.custom) { + + // The usual updates + this.tooltip.initialize(); + this.tooltip._active = this.tooltipActive; + this.tooltip.update(); + } + + // Hover animations + this.tooltip.pivot(); + + if (!this.animating) { + var changed; + + helpers.each(this.active, function(element, index) { + if (element !== this.lastActive[index]) { + changed = true; + } + }, this); + + helpers.each(this.tooltipActive, function(element, index) { + if (element !== this.lastTooltipActive[index]) { + changed = true; + } + }, this); + + // If entering, leaving, or changing elements, animate the change via pivot + if ((this.lastActive.length !== this.active.length) || + (this.lastTooltipActive.length !== this.tooltipActive.length) || + changed) { + + this.stop(); + + if (this.options.tooltips.enabled || this.options.tooltips.custom) { + this.tooltip.update(true); + } + + // We only need to render at this point. Updating will cause scales to be recomputed generating flicker & using more + // memory than necessary. + this.render(this.options.hover.animationDuration, true); + } + } + + // Remember Last Actives + this.lastActive = this.active; + this.lastTooltipActive = this.tooltipActive; + return this; + } + }); +}; },{}],23:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - // Base class for all dataset controllers (line, bar, etc) - Chart.DatasetController = function(chart, datasetIndex) { - this.initialize.call(this, chart, datasetIndex); - }; - - helpers.extend(Chart.DatasetController.prototype, { - initialize: function(chart, datasetIndex) { - this.chart = chart; - this.index = datasetIndex; - this.linkScales(); - this.addElements(); - }, - updateIndex: function(datasetIndex) { - this.index = datasetIndex; - }, - - linkScales: function() { - if (!this.getDataset().xAxisID) { - this.getDataset().xAxisID = this.chart.options.scales.xAxes[0].id; - } - - if (!this.getDataset().yAxisID) { - this.getDataset().yAxisID = this.chart.options.scales.yAxes[0].id; - } - }, - - getDataset: function() { - return this.chart.data.datasets[this.index]; - }, - - getScaleForId: function(scaleID) { - return this.chart.scales[scaleID]; - }, - - reset: function() { - this.update(true); - }, - - buildOrUpdateElements: function buildOrUpdateElements() { - // Handle the number of data points changing - var numData = this.getDataset().data.length; - var numMetaData = this.getDataset().metaData.length; - - // Make sure that we handle number of datapoints changing - if (numData < numMetaData) { - // Remove excess bars for data points that have been removed - this.getDataset().metaData.splice(numData, numMetaData - numData); - } else if (numData > numMetaData) { - // Add new elements - for (var index = numMetaData; index < numData; ++index) { - this.addElementAndReset(index); - } - } - }, - - // Controllers should implement the following - addElements: helpers.noop, - addElementAndReset: helpers.noop, - draw: helpers.noop, - removeHoverStyle: helpers.noop, - setHoverStyle: helpers.noop, - update: helpers.noop - }); - - Chart.DatasetController.extend = helpers.inherits; - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + // Base class for all dataset controllers (line, bar, etc) + Chart.DatasetController = function(chart, datasetIndex) { + this.initialize.call(this, chart, datasetIndex); + }; + + helpers.extend(Chart.DatasetController.prototype, { + initialize: function(chart, datasetIndex) { + this.chart = chart; + this.index = datasetIndex; + this.linkScales(); + this.addElements(); + }, + updateIndex: function(datasetIndex) { + this.index = datasetIndex; + }, + + linkScales: function() { + if (!this.getDataset().xAxisID) { + this.getDataset().xAxisID = this.chart.options.scales.xAxes[0].id; + } + + if (!this.getDataset().yAxisID) { + this.getDataset().yAxisID = this.chart.options.scales.yAxes[0].id; + } + }, + + getDataset: function() { + return this.chart.data.datasets[this.index]; + }, + + getScaleForId: function(scaleID) { + return this.chart.scales[scaleID]; + }, + + reset: function() { + this.update(true); + }, + + buildOrUpdateElements: function buildOrUpdateElements() { + // Handle the number of data points changing + var numData = this.getDataset().data.length; + var numMetaData = this.getDataset().metaData.length; + + // Make sure that we handle number of datapoints changing + if (numData < numMetaData) { + // Remove excess bars for data points that have been removed + this.getDataset().metaData.splice(numData, numMetaData - numData); + } else if (numData > numMetaData) { + // Add new elements + for (var index = numMetaData; index < numData; ++index) { + this.addElementAndReset(index); + } + } + }, + + // Controllers should implement the following + addElements: helpers.noop, + addElementAndReset: helpers.noop, + draw: helpers.noop, + removeHoverStyle: helpers.noop, + setHoverStyle: helpers.noop, + update: helpers.noop + }); + + Chart.DatasetController.extend = helpers.inherits; + }; },{}],24:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.elements = {}; - - Chart.Element = function(configuration) { - helpers.extend(this, configuration); - this.initialize.apply(this, arguments); - }; - helpers.extend(Chart.Element.prototype, { - initialize: function() {}, - pivot: function() { - if (!this._view) { - this._view = helpers.clone(this._model); - } - this._start = helpers.clone(this._view); - return this; - }, - transition: function(ease) { - if (!this._view) { - this._view = helpers.clone(this._model); - } - - // No animation -> No Transition - if (ease === 1) { - this._view = this._model; - this._start = null; - return this; - } - - if (!this._start) { - this.pivot(); - } - - helpers.each(this._model, function(value, key) { - - if (key[0] === '_' || !this._model.hasOwnProperty(key)) { - // Only non-underscored properties - } - - // Init if doesn't exist - else if (!this._view.hasOwnProperty(key)) { - if (typeof value === 'number' && !isNaN(this._view[key])) { - this._view[key] = value * ease; - } else { - this._view[key] = value; - } - } - - // No unnecessary computations - else if (value === this._view[key]) { - // It's the same! Woohoo! - } - - // Color transitions if possible - else if (typeof value === 'string') { - try { - var color = helpers.color(this._start[key]).mix(helpers.color(this._model[key]), ease); - this._view[key] = color.rgbString(); - } catch (err) { - this._view[key] = value; - } - } - // Number transitions - else if (typeof value === 'number') { - var startVal = this._start[key] !== undefined && isNaN(this._start[key]) === false ? this._start[key] : 0; - this._view[key] = ((this._model[key] - startVal) * ease) + startVal; - } - // Everything else - else { - this._view[key] = value; - } - }, this); - - return this; - }, - tooltipPosition: function() { - return { - x: this._model.x, - y: this._model.y - }; - }, - hasValue: function() { - return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y); - } - }); - - Chart.Element.extend = helpers.inherits; - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.elements = {}; + + Chart.Element = function(configuration) { + helpers.extend(this, configuration); + this.initialize.apply(this, arguments); + }; + helpers.extend(Chart.Element.prototype, { + initialize: function() {}, + pivot: function() { + if (!this._view) { + this._view = helpers.clone(this._model); + } + this._start = helpers.clone(this._view); + return this; + }, + transition: function(ease) { + if (!this._view) { + this._view = helpers.clone(this._model); + } + + // No animation -> No Transition + if (ease === 1) { + this._view = this._model; + this._start = null; + return this; + } + + if (!this._start) { + this.pivot(); + } + + helpers.each(this._model, function(value, key) { + + if (key[0] === '_' || !this._model.hasOwnProperty(key)) { + // Only non-underscored properties + } + + // Init if doesn't exist + else if (!this._view.hasOwnProperty(key)) { + if (typeof value === 'number' && !isNaN(this._view[key])) { + this._view[key] = value * ease; + } else { + this._view[key] = value; + } + } + + // No unnecessary computations + else if (value === this._view[key]) { + // It's the same! Woohoo! + } + + // Color transitions if possible + else if (typeof value === 'string') { + try { + var color = helpers.color(this._start[key]).mix(helpers.color(this._model[key]), ease); + this._view[key] = color.rgbString(); + } catch (err) { + this._view[key] = value; + } + } + // Number transitions + else if (typeof value === 'number') { + var startVal = this._start[key] !== undefined && isNaN(this._start[key]) === false ? this._start[key] : 0; + this._view[key] = ((this._model[key] - startVal) * ease) + startVal; + } + // Everything else + else { + this._view[key] = value; + } + }, this); + + return this; + }, + tooltipPosition: function() { + return { + x: this._model.x, + y: this._model.y + }; + }, + hasValue: function() { + return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y); + } + }); + + Chart.Element.extend = helpers.inherits; + +}; },{}],25:[function(require,module,exports){ -/*global window: false */ -/*global document: false */ -"use strict"; - -var color = require('chartjs-color'); - -module.exports = function(Chart) { - - //Global Chart helpers object for utility methods and classes - var helpers = Chart.helpers = {}; - - //-- Basic js utility methods - helpers.each = function(loopable, callback, self, reverse) { - // Check to see if null or undefined firstly. - var i, len; - if (helpers.isArray(loopable)) { - len = loopable.length; - if (reverse) { - for (i = len - 1; i >= 0; i--) { - callback.call(self, loopable[i], i); - } - } else { - for (i = 0; i < len; i++) { - callback.call(self, loopable[i], i); - } - } - } else if (typeof loopable === 'object') { - var keys = Object.keys(loopable); - len = keys.length; - for (i = 0; i < len; i++) { - callback.call(self, loopable[keys[i]], keys[i]); - } - } - }; - helpers.clone = function(obj) { - var objClone = {}; - helpers.each(obj, function(value, key) { - if (obj.hasOwnProperty(key)) { - if (helpers.isArray(value)) { - objClone[key] = value.slice(0); - } else if (typeof value === 'object' && value !== null) { - objClone[key] = helpers.clone(value); - } else { - objClone[key] = value; - } - } - }); - return objClone; - }; - helpers.extend = function(base) { - var len = arguments.length; - var additionalArgs = []; - for (var i = 1; i < len; i++) { - additionalArgs.push(arguments[i]); - } - helpers.each(additionalArgs, function(extensionObject) { - helpers.each(extensionObject, function(value, key) { - if (extensionObject.hasOwnProperty(key)) { - base[key] = value; - } - }); - }); - return base; - }; - // Need a special merge function to chart configs since they are now grouped - helpers.configMerge = function(_base) { - var base = helpers.clone(_base); - helpers.each(Array.prototype.slice.call(arguments, 1), function(extension) { - helpers.each(extension, function(value, key) { - if (extension.hasOwnProperty(key)) { - if (key === 'scales') { - // Scale config merging is complex. Add out own function here for that - base[key] = helpers.scaleMerge(base.hasOwnProperty(key) ? base[key] : {}, value); - - } else if (key === 'scale') { - // Used in polar area & radar charts since there is only one scale - base[key] = helpers.configMerge(base.hasOwnProperty(key) ? base[key] : {}, Chart.scaleService.getScaleDefaults(value.type), value); - } else if (base.hasOwnProperty(key) && helpers.isArray(base[key]) && helpers.isArray(value)) { - // In this case we have an array of objects replacing another array. Rather than doing a strict replace, - // merge. This allows easy scale option merging - var baseArray = base[key]; - - helpers.each(value, function(valueObj, index) { - - if (index < baseArray.length) { - if (typeof baseArray[index] === 'object' && baseArray[index] !== null && typeof valueObj === 'object' && valueObj !== null) { - // Two objects are coming together. Do a merge of them. - baseArray[index] = helpers.configMerge(baseArray[index], valueObj); - } else { - // Just overwrite in this case since there is nothing to merge - baseArray[index] = valueObj; - } - } else { - baseArray.push(valueObj); // nothing to merge - } - }); - - } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { - // If we are overwriting an object with an object, do a merge of the properties. - base[key] = helpers.configMerge(base[key], value); - - } else { - // can just overwrite the value in this case - base[key] = value; - } - } - }); - }); - - return base; - }; - helpers.extendDeep = function(_base) { - return _extendDeep.apply(this, arguments); - - function _extendDeep(dst) { - helpers.each(arguments, function(obj) { - if (obj !== dst) { - helpers.each(obj, function(value, key) { - if (dst[key] && dst[key].constructor && dst[key].constructor === Object) { - _extendDeep(dst[key], value); - } else { - dst[key] = value; - } - }); - } - }); - return dst; - } - }; - helpers.scaleMerge = function(_base, extension) { - var base = helpers.clone(_base); - - helpers.each(extension, function(value, key) { - if (extension.hasOwnProperty(key)) { - if (key === 'xAxes' || key === 'yAxes') { - // These properties are arrays of items - if (base.hasOwnProperty(key)) { - helpers.each(value, function(valueObj, index) { - var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); - if (index >= base[key].length || !base[key][index].type) { - base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); - } else if (valueObj.type !== base[key][index].type) { - // Type changed. Bring in the new defaults before we bring in valueObj so that valueObj can override the correct scale defaults - base[key][index] = helpers.configMerge(base[key][index], Chart.scaleService.getScaleDefaults(axisType), valueObj); - } else { - // Type is the same - base[key][index] = helpers.configMerge(base[key][index], valueObj); - } - }); - } else { - base[key] = []; - helpers.each(value, function(valueObj) { - var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); - base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); - }); - } - } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { - // If we are overwriting an object with an object, do a merge of the properties. - base[key] = helpers.configMerge(base[key], value); - - } else { - // can just overwrite the value in this case - base[key] = value; - } - } - }); - - return base; - }; - helpers.getValueAtIndexOrDefault = function(value, index, defaultValue) { - if (value === undefined || value === null) { - return defaultValue; - } - - if (helpers.isArray(value)) { - return index < value.length ? value[index] : defaultValue; - } - - return value; - }; - helpers.getValueOrDefault = function(value, defaultValue) { - return value === undefined ? defaultValue : value; - }; - helpers.indexOf = function(arrayToSearch, item) { - if (Array.prototype.indexOf) { - return arrayToSearch.indexOf(item); - } else { - for (var i = 0; i < arrayToSearch.length; i++) { - if (arrayToSearch[i] === item) - return i; - } - return -1; - } - }; - helpers.where = function(collection, filterCallback) { - var filtered = []; - - helpers.each(collection, function(item) { - if (filterCallback(item)) { - filtered.push(item); - } - }); - - return filtered; - }; - helpers.findIndex = function(arrayToSearch, callback, thisArg) { - var index = -1; - if (Array.prototype.findIndex) { - index = arrayToSearch.findIndex(callback, thisArg); - } else { - for (var i = 0; i < arrayToSearch.length; ++i) { - thisArg = thisArg !== undefined ? thisArg : arrayToSearch; - - if (callback.call(thisArg, arrayToSearch[i], i, arrayToSearch)) { - index = i; - break; - } - } - } - - return index; - }; - helpers.findNextWhere = function(arrayToSearch, filterCallback, startIndex) { - // Default to start of the array - if (startIndex === undefined || startIndex === null) { - startIndex = -1; - } - for (var i = startIndex + 1; i < arrayToSearch.length; i++) { - var currentItem = arrayToSearch[i]; - if (filterCallback(currentItem)) { - return currentItem; - } - } - }; - helpers.findPreviousWhere = function(arrayToSearch, filterCallback, startIndex) { - // Default to end of the array - if (startIndex === undefined || startIndex === null) { - startIndex = arrayToSearch.length; - } - for (var i = startIndex - 1; i >= 0; i--) { - var currentItem = arrayToSearch[i]; - if (filterCallback(currentItem)) { - return currentItem; - } - } - }; - helpers.inherits = function(extensions) { - //Basic javascript inheritance based on the model created in Backbone.js - var parent = this; - var ChartElement = (extensions && extensions.hasOwnProperty("constructor")) ? extensions.constructor : function() { - return parent.apply(this, arguments); - }; - - var Surrogate = function() { - this.constructor = ChartElement; - }; - Surrogate.prototype = parent.prototype; - ChartElement.prototype = new Surrogate(); - - ChartElement.extend = helpers.inherits; - - if (extensions) { - helpers.extend(ChartElement.prototype, extensions); - } - - ChartElement.__super__ = parent.prototype; - - return ChartElement; - }; - helpers.noop = function() {}; - helpers.uid = (function() { - var id = 0; - return function() { - return "chart-" + id++; - }; - })(); - helpers.warn = function(str) { - //Method for warning of errors - if (console && typeof console.warn === "function") { - console.warn(str); - } - }; - //-- Math methods - helpers.isNumber = function(n) { - return !isNaN(parseFloat(n)) && isFinite(n); - }; - helpers.almostEquals = function(x, y, epsilon) { - return Math.abs(x - y) < epsilon; - }; - helpers.max = function(array) { - return array.reduce(function(max, value) { - if (!isNaN(value)) { - return Math.max(max, value); - } else { - return max; - } - }, Number.NEGATIVE_INFINITY); - }; - helpers.min = function(array) { - return array.reduce(function(min, value) { - if (!isNaN(value)) { - return Math.min(min, value); - } else { - return min; - } - }, Number.POSITIVE_INFINITY); - }; - helpers.sign = function(x) { - if (Math.sign) { - return Math.sign(x); - } else { - x = +x; // convert to a number - if (x === 0 || isNaN(x)) { - return x; - } - return x > 0 ? 1 : -1; - } - }; - helpers.log10 = function(x) { - if (Math.log10) { - return Math.log10(x); - } else { - return Math.log(x) / Math.LN10; - } - }; - helpers.toRadians = function(degrees) { - return degrees * (Math.PI / 180); - }; - helpers.toDegrees = function(radians) { - return radians * (180 / Math.PI); - }; - // Gets the angle from vertical upright to the point about a centre. - helpers.getAngleFromPoint = function(centrePoint, anglePoint) { - var distanceFromXCenter = anglePoint.x - centrePoint.x, - distanceFromYCenter = anglePoint.y - centrePoint.y, - radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); - - var angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); - - if (angle < (-0.5 * Math.PI)) { - angle += 2.0 * Math.PI; // make sure the returned angle is in the range of (-PI/2, 3PI/2] - } - - return { - angle: angle, - distance: radialDistanceFromCenter - }; - }; - helpers.aliasPixel = function(pixelWidth) { - return (pixelWidth % 2 === 0) ? 0 : 0.5; - }; - helpers.splineCurve = function(firstPoint, middlePoint, afterPoint, t) { - //Props to Rob Spencer at scaled innovation for his post on splining between points - //http://scaledinnovation.com/analytics/splines/aboutSplines.html - - // This function must also respect "skipped" points - - var previous = firstPoint.skip ? middlePoint : firstPoint, - current = middlePoint, - next = afterPoint.skip ? middlePoint : afterPoint; - - var d01 = Math.sqrt(Math.pow(current.x - previous.x, 2) + Math.pow(current.y - previous.y, 2)); - var d12 = Math.sqrt(Math.pow(next.x - current.x, 2) + Math.pow(next.y - current.y, 2)); - - var s01 = d01 / (d01 + d12); - var s12 = d12 / (d01 + d12); - - // If all points are the same, s01 & s02 will be inf - s01 = isNaN(s01) ? 0 : s01; - s12 = isNaN(s12) ? 0 : s12; - - var fa = t * s01; // scaling factor for triangle Ta - var fb = t * s12; - - return { - previous: { - x: current.x - fa * (next.x - previous.x), - y: current.y - fa * (next.y - previous.y) - }, - next: { - x: current.x + fb * (next.x - previous.x), - y: current.y + fb * (next.y - previous.y) - } - }; - }; - helpers.nextItem = function(collection, index, loop) { - if (loop) { - return index >= collection.length - 1 ? collection[0] : collection[index + 1]; - } - - return index >= collection.length - 1 ? collection[collection.length - 1] : collection[index + 1]; - }; - helpers.previousItem = function(collection, index, loop) { - if (loop) { - return index <= 0 ? collection[collection.length - 1] : collection[index - 1]; - } - return index <= 0 ? collection[0] : collection[index - 1]; - }; - // Implementation of the nice number algorithm used in determining where axis labels will go - helpers.niceNum = function(range, round) { - var exponent = Math.floor(helpers.log10(range)); - var fraction = range / Math.pow(10, exponent); - var niceFraction; - - if (round) { - if (fraction < 1.5) { - niceFraction = 1; - } else if (fraction < 3) { - niceFraction = 2; - } else if (fraction < 7) { - niceFraction = 5; - } else { - niceFraction = 10; - } - } else { - if (fraction <= 1.0) { - niceFraction = 1; - } else if (fraction <= 2) { - niceFraction = 2; - } else if (fraction <= 5) { - niceFraction = 5; - } else { - niceFraction = 10; - } - } - - return niceFraction * Math.pow(10, exponent); - }; - //Easing functions adapted from Robert Penner's easing equations - //http://www.robertpenner.com/easing/ - var easingEffects = helpers.easingEffects = { - linear: function(t) { - return t; - }, - easeInQuad: function(t) { - return t * t; - }, - easeOutQuad: function(t) { - return -1 * t * (t - 2); - }, - easeInOutQuad: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t; - } - return -1 / 2 * ((--t) * (t - 2) - 1); - }, - easeInCubic: function(t) { - return t * t * t; - }, - easeOutCubic: function(t) { - return 1 * ((t = t / 1 - 1) * t * t + 1); - }, - easeInOutCubic: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t; - } - return 1 / 2 * ((t -= 2) * t * t + 2); - }, - easeInQuart: function(t) { - return t * t * t * t; - }, - easeOutQuart: function(t) { - return -1 * ((t = t / 1 - 1) * t * t * t - 1); - }, - easeInOutQuart: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t * t; - } - return -1 / 2 * ((t -= 2) * t * t * t - 2); - }, - easeInQuint: function(t) { - return 1 * (t /= 1) * t * t * t * t; - }, - easeOutQuint: function(t) { - return 1 * ((t = t / 1 - 1) * t * t * t * t + 1); - }, - easeInOutQuint: function(t) { - if ((t /= 1 / 2) < 1) { - return 1 / 2 * t * t * t * t * t; - } - return 1 / 2 * ((t -= 2) * t * t * t * t + 2); - }, - easeInSine: function(t) { - return -1 * Math.cos(t / 1 * (Math.PI / 2)) + 1; - }, - easeOutSine: function(t) { - return 1 * Math.sin(t / 1 * (Math.PI / 2)); - }, - easeInOutSine: function(t) { - return -1 / 2 * (Math.cos(Math.PI * t / 1) - 1); - }, - easeInExpo: function(t) { - return (t === 0) ? 1 : 1 * Math.pow(2, 10 * (t / 1 - 1)); - }, - easeOutExpo: function(t) { - return (t === 1) ? 1 : 1 * (-Math.pow(2, -10 * t / 1) + 1); - }, - easeInOutExpo: function(t) { - if (t === 0) { - return 0; - } - if (t === 1) { - return 1; - } - if ((t /= 1 / 2) < 1) { - return 1 / 2 * Math.pow(2, 10 * (t - 1)); - } - return 1 / 2 * (-Math.pow(2, -10 * --t) + 2); - }, - easeInCirc: function(t) { - if (t >= 1) { - return t; - } - return -1 * (Math.sqrt(1 - (t /= 1) * t) - 1); - }, - easeOutCirc: function(t) { - return 1 * Math.sqrt(1 - (t = t / 1 - 1) * t); - }, - easeInOutCirc: function(t) { - if ((t /= 1 / 2) < 1) { - return -1 / 2 * (Math.sqrt(1 - t * t) - 1); - } - return 1 / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1); - }, - easeInElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1) === 1) { - return 1; - } - if (!p) { - p = 1 * 0.3; - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); - }, - easeOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1) === 1) { - return 1; - } - if (!p) { - p = 1 * 0.3; - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - return a * Math.pow(2, -10 * t) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) + 1; - }, - easeInOutElastic: function(t) { - var s = 1.70158; - var p = 0; - var a = 1; - if (t === 0) { - return 0; - } - if ((t /= 1 / 2) === 2) { - return 1; - } - if (!p) { - p = 1 * (0.3 * 1.5); - } - if (a < Math.abs(1)) { - a = 1; - s = p / 4; - } else { - s = p / (2 * Math.PI) * Math.asin(1 / a); - } - if (t < 1) { - return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); - } - return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) * 0.5 + 1; - }, - easeInBack: function(t) { - var s = 1.70158; - return 1 * (t /= 1) * t * ((s + 1) * t - s); - }, - easeOutBack: function(t) { - var s = 1.70158; - return 1 * ((t = t / 1 - 1) * t * ((s + 1) * t + s) + 1); - }, - easeInOutBack: function(t) { - var s = 1.70158; - if ((t /= 1 / 2) < 1) { - return 1 / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)); - } - return 1 / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); - }, - easeInBounce: function(t) { - return 1 - easingEffects.easeOutBounce(1 - t); - }, - easeOutBounce: function(t) { - if ((t /= 1) < (1 / 2.75)) { - return 1 * (7.5625 * t * t); - } else if (t < (2 / 2.75)) { - return 1 * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75); - } else if (t < (2.5 / 2.75)) { - return 1 * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375); - } else { - return 1 * (7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375); - } - }, - easeInOutBounce: function(t) { - if (t < 1 / 2) { - return easingEffects.easeInBounce(t * 2) * 0.5; - } - return easingEffects.easeOutBounce(t * 2 - 1) * 0.5 + 1 * 0.5; - } - }; - //Request animation polyfill - http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/ - helpers.requestAnimFrame = (function() { - return window.requestAnimationFrame || - window.webkitRequestAnimationFrame || - window.mozRequestAnimationFrame || - window.oRequestAnimationFrame || - window.msRequestAnimationFrame || - function(callback) { - return window.setTimeout(callback, 1000 / 60); - }; - })(); - helpers.cancelAnimFrame = (function() { - return window.cancelAnimationFrame || - window.webkitCancelAnimationFrame || - window.mozCancelAnimationFrame || - window.oCancelAnimationFrame || - window.msCancelAnimationFrame || - function(callback) { - return window.clearTimeout(callback, 1000 / 60); - }; - })(); - //-- DOM methods - helpers.getRelativePosition = function(evt, chart) { - var mouseX, mouseY; - var e = evt.originalEvent || evt, - canvas = evt.currentTarget || evt.srcElement, - boundingRect = canvas.getBoundingClientRect(); - - if (e.touches && e.touches.length > 0) { - mouseX = e.touches[0].clientX; - mouseY = e.touches[0].clientY; - - } else { - mouseX = e.clientX; - mouseY = e.clientY; - } - - // Scale mouse coordinates into canvas coordinates - // by following the pattern laid out by 'jerryj' in the comments of - // http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ - var paddingLeft = parseFloat(helpers.getStyle(canvas, 'padding-left')); - var paddingTop = parseFloat(helpers.getStyle(canvas, 'padding-top')); - var paddingRight = parseFloat(helpers.getStyle(canvas, 'padding-right')); - var paddingBottom = parseFloat(helpers.getStyle(canvas, 'padding-bottom')); - var width = boundingRect.right - boundingRect.left - paddingLeft - paddingRight; - var height = boundingRect.bottom - boundingRect.top - paddingTop - paddingBottom; - - // We divide by the current device pixel ratio, because the canvas is scaled up by that amount in each direction. However - // the backend model is in unscaled coordinates. Since we are going to deal with our model coordinates, we go back here - mouseX = Math.round((mouseX - boundingRect.left - paddingLeft) / (width) * canvas.width / chart.currentDevicePixelRatio); - mouseY = Math.round((mouseY - boundingRect.top - paddingTop) / (height) * canvas.height / chart.currentDevicePixelRatio); - - return { - x: mouseX, - y: mouseY - }; - - }; - helpers.addEvent = function(node, eventType, method) { - if (node.addEventListener) { - node.addEventListener(eventType, method); - } else if (node.attachEvent) { - node.attachEvent("on" + eventType, method); - } else { - node["on" + eventType] = method; - } - }; - helpers.removeEvent = function(node, eventType, handler) { - if (node.removeEventListener) { - node.removeEventListener(eventType, handler, false); - } else if (node.detachEvent) { - node.detachEvent("on" + eventType, handler); - } else { - node["on" + eventType] = helpers.noop; - } - }; - helpers.bindEvents = function(chartInstance, arrayOfEvents, handler) { - // Create the events object if it's not already present - if (!chartInstance.events) - chartInstance.events = {}; - - helpers.each(arrayOfEvents, function(eventName) { - chartInstance.events[eventName] = function() { - handler.apply(chartInstance, arguments); - }; - helpers.addEvent(chartInstance.chart.canvas, eventName, chartInstance.events[eventName]); - }); - }; - helpers.unbindEvents = function(chartInstance, arrayOfEvents) { - helpers.each(arrayOfEvents, function(handler, eventName) { - helpers.removeEvent(chartInstance.chart.canvas, eventName, handler); - }); - }; - helpers.getConstraintWidth = function(domNode) { // returns Number or undefined if no constraint - var constrainedWidth; - var constrainedWNode = document.defaultView.getComputedStyle(domNode)['max-width']; - var constrainedWContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-width']; - var hasCWNode = constrainedWNode !== null && constrainedWNode !== "none"; - var hasCWContainer = constrainedWContainer !== null && constrainedWContainer !== "none"; - - if (hasCWNode || hasCWContainer) { - constrainedWidth = Math.min((hasCWNode ? parseInt(constrainedWNode, 10) : Number.POSITIVE_INFINITY), (hasCWContainer ? parseInt(constrainedWContainer, 10) : Number.POSITIVE_INFINITY)); - } - return constrainedWidth; - }; - // returns Number or undefined if no constraint - helpers.getConstraintHeight = function(domNode) { - var constrainedHeight; - var constrainedHNode = document.defaultView.getComputedStyle(domNode)['max-height']; - var constrainedHContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-height']; - var hasCHNode = constrainedHNode !== null && constrainedHNode !== "none"; - var hasCHContainer = constrainedHContainer !== null && constrainedHContainer !== "none"; - - if (constrainedHNode || constrainedHContainer) { - constrainedHeight = Math.min((hasCHNode ? parseInt(constrainedHNode, 10) : Number.POSITIVE_INFINITY), (hasCHContainer ? parseInt(constrainedHContainer, 10) : Number.POSITIVE_INFINITY)); - } - return constrainedHeight; - }; - helpers.getMaximumWidth = function(domNode) { - var container = domNode.parentNode; - var padding = parseInt(helpers.getStyle(container, 'padding-left')) + parseInt(helpers.getStyle(container, 'padding-right')); - - var w = container.clientWidth - padding; - var cw = helpers.getConstraintWidth(domNode); - if (cw !== undefined) { - w = Math.min(w, cw); - } - - return w; - }; - helpers.getMaximumHeight = function(domNode) { - var container = domNode.parentNode; - var padding = parseInt(helpers.getStyle(container, 'padding-top')) + parseInt(helpers.getStyle(container, 'padding-bottom')); - - var h = container.clientHeight - padding; - var ch = helpers.getConstraintHeight(domNode); - if (ch !== undefined) { - h = Math.min(h, ch); - } - - return h; - }; - helpers.getStyle = function(el, property) { - return el.currentStyle ? - el.currentStyle[property] : - document.defaultView.getComputedStyle(el, null).getPropertyValue(property); - }; - helpers.retinaScale = function(chart) { - var ctx = chart.ctx; - var width = chart.canvas.width; - var height = chart.canvas.height; - var pixelRatio = chart.currentDevicePixelRatio = window.devicePixelRatio || 1; - - if (pixelRatio !== 1) { - ctx.canvas.height = height * pixelRatio; - ctx.canvas.width = width * pixelRatio; - ctx.scale(pixelRatio, pixelRatio); - - // Store the device pixel ratio so that we can go backwards in `destroy`. - // The devicePixelRatio changes with zoom, so there are no guarantees that it is the same - // when destroy is called - chart.originalDevicePixelRatio = chart.originalDevicePixelRatio || pixelRatio; - } - - ctx.canvas.style.width = width + 'px'; - ctx.canvas.style.height = height + 'px'; - }; - //-- Canvas methods - helpers.clear = function(chart) { - chart.ctx.clearRect(0, 0, chart.width, chart.height); - }; - helpers.fontString = function(pixelSize, fontStyle, fontFamily) { - return fontStyle + " " + pixelSize + "px " + fontFamily; - }; - helpers.longestText = function(ctx, font, arrayOfStrings, cache) { - cache = cache || {}; - cache.data = cache.data || {}; - cache.garbageCollect = cache.garbageCollect || []; - - if (cache.font !== font) { - cache.data = {}; - cache.garbageCollect = []; - cache.font = font; - } - - ctx.font = font; - var longest = 0; - helpers.each(arrayOfStrings, function(string) { - var textWidth = cache.data[string]; - if (!textWidth) { - textWidth = cache.data[string] = ctx.measureText(string).width; - cache.garbageCollect.push(string); - } - if (textWidth > longest) - longest = textWidth; - }); - - var gcLen = cache.garbageCollect.length / 2; - if (gcLen > arrayOfStrings.length) { - for (var i = 0; i < gcLen; i++) { - delete cache.data[cache.garbageCollect[i]]; - } - cache.garbageCollect.splice(0, gcLen); - } - - return longest; - }; - helpers.drawRoundedRectangle = function(ctx, x, y, width, height, radius) { - ctx.beginPath(); - ctx.moveTo(x + radius, y); - ctx.lineTo(x + width - radius, y); - ctx.quadraticCurveTo(x + width, y, x + width, y + radius); - ctx.lineTo(x + width, y + height - radius); - ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height); - ctx.lineTo(x + radius, y + height); - ctx.quadraticCurveTo(x, y + height, x, y + height - radius); - ctx.lineTo(x, y + radius); - ctx.quadraticCurveTo(x, y, x + radius, y); - ctx.closePath(); - }; - helpers.color = function(c) { - if (!color) { - console.log('Color.js not found!'); - return c; - } - return color(c); - }; - helpers.addResizeListener = function(node, callback) { - // Hide an iframe before the node - var hiddenIframe = document.createElement('iframe'); - var hiddenIframeClass = 'chartjs-hidden-iframe'; - - if (hiddenIframe.classlist) { - // can use classlist - hiddenIframe.classlist.add(hiddenIframeClass); - } else { - hiddenIframe.setAttribute('class', hiddenIframeClass); - } - - // Set the style - hiddenIframe.style.width = '100%'; - hiddenIframe.style.display = 'block'; - hiddenIframe.style.border = 0; - hiddenIframe.style.height = 0; - hiddenIframe.style.margin = 0; - hiddenIframe.style.position = 'absolute'; - hiddenIframe.style.left = 0; - hiddenIframe.style.right = 0; - hiddenIframe.style.top = 0; - hiddenIframe.style.bottom = 0; - - // Insert the iframe so that contentWindow is available - node.insertBefore(hiddenIframe, node.firstChild); - - (hiddenIframe.contentWindow || hiddenIframe).onresize = function() { - if (callback) { - callback(); - } - }; - }; - helpers.removeResizeListener = function(node) { - var hiddenIframe = node.querySelector('.chartjs-hidden-iframe'); - - // Remove the resize detect iframe - if (hiddenIframe) { - hiddenIframe.parentNode.removeChild(hiddenIframe); - } - }; - helpers.isArray = function(obj) { - if (!Array.isArray) { - return Object.prototype.toString.call(obj) === '[object Array]'; - } - return Array.isArray(obj); - }; - helpers.pushAllIfDefined = function(element, array) { - if (typeof element === "undefined") { - return; - } - - if (helpers.isArray(element)) { - array.push.apply(array, element); - } else { - array.push(element); - } - }; - helpers.isDatasetVisible = function(dataset) { - return !dataset.hidden; - }; - helpers.callCallback = function(fn, args, _tArg) { - if (fn && typeof fn.call === 'function') { - fn.apply(_tArg, args); - } - }; - +/*global window: false */ +/*global document: false */ +"use strict"; + +var color = require('chartjs-color'); + +module.exports = function(Chart) { + + //Global Chart helpers object for utility methods and classes + var helpers = Chart.helpers = {}; + + //-- Basic js utility methods + helpers.each = function(loopable, callback, self, reverse) { + // Check to see if null or undefined firstly. + var i, len; + if (helpers.isArray(loopable)) { + len = loopable.length; + if (reverse) { + for (i = len - 1; i >= 0; i--) { + callback.call(self, loopable[i], i); + } + } else { + for (i = 0; i < len; i++) { + callback.call(self, loopable[i], i); + } + } + } else if (typeof loopable === 'object') { + var keys = Object.keys(loopable); + len = keys.length; + for (i = 0; i < len; i++) { + callback.call(self, loopable[keys[i]], keys[i]); + } + } + }; + helpers.clone = function(obj) { + var objClone = {}; + helpers.each(obj, function(value, key) { + if (obj.hasOwnProperty(key)) { + if (helpers.isArray(value)) { + objClone[key] = value.slice(0); + } else if (typeof value === 'object' && value !== null) { + objClone[key] = helpers.clone(value); + } else { + objClone[key] = value; + } + } + }); + return objClone; + }; + helpers.extend = function(base) { + var len = arguments.length; + var additionalArgs = []; + for (var i = 1; i < len; i++) { + additionalArgs.push(arguments[i]); + } + helpers.each(additionalArgs, function(extensionObject) { + helpers.each(extensionObject, function(value, key) { + if (extensionObject.hasOwnProperty(key)) { + base[key] = value; + } + }); + }); + return base; + }; + // Need a special merge function to chart configs since they are now grouped + helpers.configMerge = function(_base) { + var base = helpers.clone(_base); + helpers.each(Array.prototype.slice.call(arguments, 1), function(extension) { + helpers.each(extension, function(value, key) { + if (extension.hasOwnProperty(key)) { + if (key === 'scales') { + // Scale config merging is complex. Add out own function here for that + base[key] = helpers.scaleMerge(base.hasOwnProperty(key) ? base[key] : {}, value); + + } else if (key === 'scale') { + // Used in polar area & radar charts since there is only one scale + base[key] = helpers.configMerge(base.hasOwnProperty(key) ? base[key] : {}, Chart.scaleService.getScaleDefaults(value.type), value); + } else if (base.hasOwnProperty(key) && helpers.isArray(base[key]) && helpers.isArray(value)) { + // In this case we have an array of objects replacing another array. Rather than doing a strict replace, + // merge. This allows easy scale option merging + var baseArray = base[key]; + + helpers.each(value, function(valueObj, index) { + + if (index < baseArray.length) { + if (typeof baseArray[index] === 'object' && baseArray[index] !== null && typeof valueObj === 'object' && valueObj !== null) { + // Two objects are coming together. Do a merge of them. + baseArray[index] = helpers.configMerge(baseArray[index], valueObj); + } else { + // Just overwrite in this case since there is nothing to merge + baseArray[index] = valueObj; + } + } else { + baseArray.push(valueObj); // nothing to merge + } + }); + + } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { + // If we are overwriting an object with an object, do a merge of the properties. + base[key] = helpers.configMerge(base[key], value); + + } else { + // can just overwrite the value in this case + base[key] = value; + } + } + }); + }); + + return base; + }; + helpers.extendDeep = function(_base) { + return _extendDeep.apply(this, arguments); + + function _extendDeep(dst) { + helpers.each(arguments, function(obj) { + if (obj !== dst) { + helpers.each(obj, function(value, key) { + if (dst[key] && dst[key].constructor && dst[key].constructor === Object) { + _extendDeep(dst[key], value); + } else { + dst[key] = value; + } + }); + } + }); + return dst; + } + }; + helpers.scaleMerge = function(_base, extension) { + var base = helpers.clone(_base); + + helpers.each(extension, function(value, key) { + if (extension.hasOwnProperty(key)) { + if (key === 'xAxes' || key === 'yAxes') { + // These properties are arrays of items + if (base.hasOwnProperty(key)) { + helpers.each(value, function(valueObj, index) { + var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); + var axisDefaults = Chart.scaleService.getScaleDefaults(axisType); + if (index >= base[key].length || !base[key][index].type) { + base[key].push(helpers.configMerge(axisDefaults, valueObj)); + } else if (valueObj.type && valueObj.type !== base[key][index].type) { + // Type changed. Bring in the new defaults before we bring in valueObj so that valueObj can override the correct scale defaults + base[key][index] = helpers.configMerge(base[key][index], axisDefaults, valueObj); + } else { + // Type is the same + base[key][index] = helpers.configMerge(base[key][index], valueObj); + } + }); + } else { + base[key] = []; + helpers.each(value, function(valueObj) { + var axisType = helpers.getValueOrDefault(valueObj.type, key === 'xAxes' ? 'category' : 'linear'); + base[key].push(helpers.configMerge(Chart.scaleService.getScaleDefaults(axisType), valueObj)); + }); + } + } else if (base.hasOwnProperty(key) && typeof base[key] === "object" && base[key] !== null && typeof value === "object") { + // If we are overwriting an object with an object, do a merge of the properties. + base[key] = helpers.configMerge(base[key], value); + + } else { + // can just overwrite the value in this case + base[key] = value; + } + } + }); + + return base; + }; + helpers.getValueAtIndexOrDefault = function(value, index, defaultValue) { + if (value === undefined || value === null) { + return defaultValue; + } + + if (helpers.isArray(value)) { + return index < value.length ? value[index] : defaultValue; + } + + return value; + }; + helpers.getValueOrDefault = function(value, defaultValue) { + return value === undefined ? defaultValue : value; + }; + helpers.indexOf = function(arrayToSearch, item) { + if (Array.prototype.indexOf) { + return arrayToSearch.indexOf(item); + } else { + for (var i = 0; i < arrayToSearch.length; i++) { + if (arrayToSearch[i] === item) + return i; + } + return -1; + } + }; + helpers.where = function(collection, filterCallback) { + var filtered = []; + + helpers.each(collection, function(item) { + if (filterCallback(item)) { + filtered.push(item); + } + }); + + return filtered; + }; + helpers.findIndex = function(arrayToSearch, callback, thisArg) { + var index = -1; + if (Array.prototype.findIndex) { + index = arrayToSearch.findIndex(callback, thisArg); + } else { + for (var i = 0; i < arrayToSearch.length; ++i) { + thisArg = thisArg !== undefined ? thisArg : arrayToSearch; + + if (callback.call(thisArg, arrayToSearch[i], i, arrayToSearch)) { + index = i; + break; + } + } + } + + return index; + }; + helpers.findNextWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to start of the array + if (startIndex === undefined || startIndex === null) { + startIndex = -1; + } + for (var i = startIndex + 1; i < arrayToSearch.length; i++) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + helpers.findPreviousWhere = function(arrayToSearch, filterCallback, startIndex) { + // Default to end of the array + if (startIndex === undefined || startIndex === null) { + startIndex = arrayToSearch.length; + } + for (var i = startIndex - 1; i >= 0; i--) { + var currentItem = arrayToSearch[i]; + if (filterCallback(currentItem)) { + return currentItem; + } + } + }; + helpers.inherits = function(extensions) { + //Basic javascript inheritance based on the model created in Backbone.js + var parent = this; + var ChartElement = (extensions && extensions.hasOwnProperty("constructor")) ? extensions.constructor : function() { + return parent.apply(this, arguments); + }; + + var Surrogate = function() { + this.constructor = ChartElement; + }; + Surrogate.prototype = parent.prototype; + ChartElement.prototype = new Surrogate(); + + ChartElement.extend = helpers.inherits; + + if (extensions) { + helpers.extend(ChartElement.prototype, extensions); + } + + ChartElement.__super__ = parent.prototype; + + return ChartElement; + }; + helpers.noop = function() {}; + helpers.uid = (function() { + var id = 0; + return function() { + return "chart-" + id++; + }; + })(); + helpers.warn = function(str) { + //Method for warning of errors + if (console && typeof console.warn === "function") { + console.warn(str); + } + }; + //-- Math methods + helpers.isNumber = function(n) { + return !isNaN(parseFloat(n)) && isFinite(n); + }; + helpers.almostEquals = function(x, y, epsilon) { + return Math.abs(x - y) < epsilon; + }; + helpers.max = function(array) { + return array.reduce(function(max, value) { + if (!isNaN(value)) { + return Math.max(max, value); + } else { + return max; + } + }, Number.NEGATIVE_INFINITY); + }; + helpers.min = function(array) { + return array.reduce(function(min, value) { + if (!isNaN(value)) { + return Math.min(min, value); + } else { + return min; + } + }, Number.POSITIVE_INFINITY); + }; + helpers.sign = function(x) { + if (Math.sign) { + return Math.sign(x); + } else { + x = +x; // convert to a number + if (x === 0 || isNaN(x)) { + return x; + } + return x > 0 ? 1 : -1; + } + }; + helpers.log10 = function(x) { + if (Math.log10) { + return Math.log10(x); + } else { + return Math.log(x) / Math.LN10; + } + }; + helpers.toRadians = function(degrees) { + return degrees * (Math.PI / 180); + }; + helpers.toDegrees = function(radians) { + return radians * (180 / Math.PI); + }; + // Gets the angle from vertical upright to the point about a centre. + helpers.getAngleFromPoint = function(centrePoint, anglePoint) { + var distanceFromXCenter = anglePoint.x - centrePoint.x, + distanceFromYCenter = anglePoint.y - centrePoint.y, + radialDistanceFromCenter = Math.sqrt(distanceFromXCenter * distanceFromXCenter + distanceFromYCenter * distanceFromYCenter); + + var angle = Math.atan2(distanceFromYCenter, distanceFromXCenter); + + if (angle < (-0.5 * Math.PI)) { + angle += 2.0 * Math.PI; // make sure the returned angle is in the range of (-PI/2, 3PI/2] + } + + return { + angle: angle, + distance: radialDistanceFromCenter + }; + }; + helpers.aliasPixel = function(pixelWidth) { + return (pixelWidth % 2 === 0) ? 0 : 0.5; + }; + helpers.splineCurve = function(firstPoint, middlePoint, afterPoint, t) { + //Props to Rob Spencer at scaled innovation for his post on splining between points + //http://scaledinnovation.com/analytics/splines/aboutSplines.html + + // This function must also respect "skipped" points + + var previous = firstPoint.skip ? middlePoint : firstPoint, + current = middlePoint, + next = afterPoint.skip ? middlePoint : afterPoint; + + var d01 = Math.sqrt(Math.pow(current.x - previous.x, 2) + Math.pow(current.y - previous.y, 2)); + var d12 = Math.sqrt(Math.pow(next.x - current.x, 2) + Math.pow(next.y - current.y, 2)); + + var s01 = d01 / (d01 + d12); + var s12 = d12 / (d01 + d12); + + // If all points are the same, s01 & s02 will be inf + s01 = isNaN(s01) ? 0 : s01; + s12 = isNaN(s12) ? 0 : s12; + + var fa = t * s01; // scaling factor for triangle Ta + var fb = t * s12; + + return { + previous: { + x: current.x - fa * (next.x - previous.x), + y: current.y - fa * (next.y - previous.y) + }, + next: { + x: current.x + fb * (next.x - previous.x), + y: current.y + fb * (next.y - previous.y) + } + }; + }; + helpers.nextItem = function(collection, index, loop) { + if (loop) { + return index >= collection.length - 1 ? collection[0] : collection[index + 1]; + } + + return index >= collection.length - 1 ? collection[collection.length - 1] : collection[index + 1]; + }; + helpers.previousItem = function(collection, index, loop) { + if (loop) { + return index <= 0 ? collection[collection.length - 1] : collection[index - 1]; + } + return index <= 0 ? collection[0] : collection[index - 1]; + }; + // Implementation of the nice number algorithm used in determining where axis labels will go + helpers.niceNum = function(range, round) { + var exponent = Math.floor(helpers.log10(range)); + var fraction = range / Math.pow(10, exponent); + var niceFraction; + + if (round) { + if (fraction < 1.5) { + niceFraction = 1; + } else if (fraction < 3) { + niceFraction = 2; + } else if (fraction < 7) { + niceFraction = 5; + } else { + niceFraction = 10; + } + } else { + if (fraction <= 1.0) { + niceFraction = 1; + } else if (fraction <= 2) { + niceFraction = 2; + } else if (fraction <= 5) { + niceFraction = 5; + } else { + niceFraction = 10; + } + } + + return niceFraction * Math.pow(10, exponent); + }; + //Easing functions adapted from Robert Penner's easing equations + //http://www.robertpenner.com/easing/ + var easingEffects = helpers.easingEffects = { + linear: function(t) { + return t; + }, + easeInQuad: function(t) { + return t * t; + }, + easeOutQuad: function(t) { + return -1 * t * (t - 2); + }, + easeInOutQuad: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t; + } + return -1 / 2 * ((--t) * (t - 2) - 1); + }, + easeInCubic: function(t) { + return t * t * t; + }, + easeOutCubic: function(t) { + return 1 * ((t = t / 1 - 1) * t * t + 1); + }, + easeInOutCubic: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t; + } + return 1 / 2 * ((t -= 2) * t * t + 2); + }, + easeInQuart: function(t) { + return t * t * t * t; + }, + easeOutQuart: function(t) { + return -1 * ((t = t / 1 - 1) * t * t * t - 1); + }, + easeInOutQuart: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t * t; + } + return -1 / 2 * ((t -= 2) * t * t * t - 2); + }, + easeInQuint: function(t) { + return 1 * (t /= 1) * t * t * t * t; + }, + easeOutQuint: function(t) { + return 1 * ((t = t / 1 - 1) * t * t * t * t + 1); + }, + easeInOutQuint: function(t) { + if ((t /= 1 / 2) < 1) { + return 1 / 2 * t * t * t * t * t; + } + return 1 / 2 * ((t -= 2) * t * t * t * t + 2); + }, + easeInSine: function(t) { + return -1 * Math.cos(t / 1 * (Math.PI / 2)) + 1; + }, + easeOutSine: function(t) { + return 1 * Math.sin(t / 1 * (Math.PI / 2)); + }, + easeInOutSine: function(t) { + return -1 / 2 * (Math.cos(Math.PI * t / 1) - 1); + }, + easeInExpo: function(t) { + return (t === 0) ? 1 : 1 * Math.pow(2, 10 * (t / 1 - 1)); + }, + easeOutExpo: function(t) { + return (t === 1) ? 1 : 1 * (-Math.pow(2, -10 * t / 1) + 1); + }, + easeInOutExpo: function(t) { + if (t === 0) { + return 0; + } + if (t === 1) { + return 1; + } + if ((t /= 1 / 2) < 1) { + return 1 / 2 * Math.pow(2, 10 * (t - 1)); + } + return 1 / 2 * (-Math.pow(2, -10 * --t) + 2); + }, + easeInCirc: function(t) { + if (t >= 1) { + return t; + } + return -1 * (Math.sqrt(1 - (t /= 1) * t) - 1); + }, + easeOutCirc: function(t) { + return 1 * Math.sqrt(1 - (t = t / 1 - 1) * t); + }, + easeInOutCirc: function(t) { + if ((t /= 1 / 2) < 1) { + return -1 / 2 * (Math.sqrt(1 - t * t) - 1); + } + return 1 / 2 * (Math.sqrt(1 - (t -= 2) * t) + 1); + }, + easeInElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1) === 1) { + return 1; + } + if (!p) { + p = 1 * 0.3; + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return -(a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); + }, + easeOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1) === 1) { + return 1; + } + if (!p) { + p = 1 * 0.3; + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + return a * Math.pow(2, -10 * t) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) + 1; + }, + easeInOutElastic: function(t) { + var s = 1.70158; + var p = 0; + var a = 1; + if (t === 0) { + return 0; + } + if ((t /= 1 / 2) === 2) { + return 1; + } + if (!p) { + p = 1 * (0.3 * 1.5); + } + if (a < Math.abs(1)) { + a = 1; + s = p / 4; + } else { + s = p / (2 * Math.PI) * Math.asin(1 / a); + } + if (t < 1) { + return -0.5 * (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p)); + } + return a * Math.pow(2, -10 * (t -= 1)) * Math.sin((t * 1 - s) * (2 * Math.PI) / p) * 0.5 + 1; + }, + easeInBack: function(t) { + var s = 1.70158; + return 1 * (t /= 1) * t * ((s + 1) * t - s); + }, + easeOutBack: function(t) { + var s = 1.70158; + return 1 * ((t = t / 1 - 1) * t * ((s + 1) * t + s) + 1); + }, + easeInOutBack: function(t) { + var s = 1.70158; + if ((t /= 1 / 2) < 1) { + return 1 / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)); + } + return 1 / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2); + }, + easeInBounce: function(t) { + return 1 - easingEffects.easeOutBounce(1 - t); + }, + easeOutBounce: function(t) { + if ((t /= 1) < (1 / 2.75)) { + return 1 * (7.5625 * t * t); + } else if (t < (2 / 2.75)) { + return 1 * (7.5625 * (t -= (1.5 / 2.75)) * t + 0.75); + } else if (t < (2.5 / 2.75)) { + return 1 * (7.5625 * (t -= (2.25 / 2.75)) * t + 0.9375); + } else { + return 1 * (7.5625 * (t -= (2.625 / 2.75)) * t + 0.984375); + } + }, + easeInOutBounce: function(t) { + if (t < 1 / 2) { + return easingEffects.easeInBounce(t * 2) * 0.5; + } + return easingEffects.easeOutBounce(t * 2 - 1) * 0.5 + 1 * 0.5; + } + }; + //Request animation polyfill - http://www.paulirish.com/2011/requestanimationframe-for-smart-animating/ + helpers.requestAnimFrame = (function() { + return window.requestAnimationFrame || + window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + window.oRequestAnimationFrame || + window.msRequestAnimationFrame || + function(callback) { + return window.setTimeout(callback, 1000 / 60); + }; + })(); + helpers.cancelAnimFrame = (function() { + return window.cancelAnimationFrame || + window.webkitCancelAnimationFrame || + window.mozCancelAnimationFrame || + window.oCancelAnimationFrame || + window.msCancelAnimationFrame || + function(callback) { + return window.clearTimeout(callback, 1000 / 60); + }; + })(); + //-- DOM methods + helpers.getRelativePosition = function(evt, chart) { + var mouseX, mouseY; + var e = evt.originalEvent || evt, + canvas = evt.currentTarget || evt.srcElement, + boundingRect = canvas.getBoundingClientRect(); + + if (e.touches && e.touches.length > 0) { + mouseX = e.touches[0].clientX; + mouseY = e.touches[0].clientY; + + } else { + mouseX = e.clientX; + mouseY = e.clientY; + } + + // Scale mouse coordinates into canvas coordinates + // by following the pattern laid out by 'jerryj' in the comments of + // http://www.html5canvastutorials.com/advanced/html5-canvas-mouse-coordinates/ + var paddingLeft = parseFloat(helpers.getStyle(canvas, 'padding-left')); + var paddingTop = parseFloat(helpers.getStyle(canvas, 'padding-top')); + var paddingRight = parseFloat(helpers.getStyle(canvas, 'padding-right')); + var paddingBottom = parseFloat(helpers.getStyle(canvas, 'padding-bottom')); + var width = boundingRect.right - boundingRect.left - paddingLeft - paddingRight; + var height = boundingRect.bottom - boundingRect.top - paddingTop - paddingBottom; + + // We divide by the current device pixel ratio, because the canvas is scaled up by that amount in each direction. However + // the backend model is in unscaled coordinates. Since we are going to deal with our model coordinates, we go back here + mouseX = Math.round((mouseX - boundingRect.left - paddingLeft) / (width) * canvas.width / chart.currentDevicePixelRatio); + mouseY = Math.round((mouseY - boundingRect.top - paddingTop) / (height) * canvas.height / chart.currentDevicePixelRatio); + + return { + x: mouseX, + y: mouseY + }; + + }; + helpers.addEvent = function(node, eventType, method) { + if (node.addEventListener) { + node.addEventListener(eventType, method); + } else if (node.attachEvent) { + node.attachEvent("on" + eventType, method); + } else { + node["on" + eventType] = method; + } + }; + helpers.removeEvent = function(node, eventType, handler) { + if (node.removeEventListener) { + node.removeEventListener(eventType, handler, false); + } else if (node.detachEvent) { + node.detachEvent("on" + eventType, handler); + } else { + node["on" + eventType] = helpers.noop; + } + }; + helpers.bindEvents = function(chartInstance, arrayOfEvents, handler) { + // Create the events object if it's not already present + if (!chartInstance.events) + chartInstance.events = {}; + + helpers.each(arrayOfEvents, function(eventName) { + chartInstance.events[eventName] = function() { + handler.apply(chartInstance, arguments); + }; + helpers.addEvent(chartInstance.chart.canvas, eventName, chartInstance.events[eventName]); + }); + }; + helpers.unbindEvents = function(chartInstance, arrayOfEvents) { + helpers.each(arrayOfEvents, function(handler, eventName) { + helpers.removeEvent(chartInstance.chart.canvas, eventName, handler); + }); + }; + helpers.getConstraintWidth = function(domNode) { // returns Number or undefined if no constraint + var constrainedWidth; + var constrainedWNode = document.defaultView.getComputedStyle(domNode)['max-width']; + var constrainedWContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-width']; + var hasCWNode = constrainedWNode !== null && constrainedWNode !== "none"; + var hasCWContainer = constrainedWContainer !== null && constrainedWContainer !== "none"; + + if (hasCWNode || hasCWContainer) { + constrainedWidth = Math.min((hasCWNode ? parseInt(constrainedWNode, 10) : Number.POSITIVE_INFINITY), (hasCWContainer ? parseInt(constrainedWContainer, 10) : Number.POSITIVE_INFINITY)); + } + return constrainedWidth; + }; + // returns Number or undefined if no constraint + helpers.getConstraintHeight = function(domNode) { + var constrainedHeight; + var constrainedHNode = document.defaultView.getComputedStyle(domNode)['max-height']; + var constrainedHContainer = document.defaultView.getComputedStyle(domNode.parentNode)['max-height']; + var hasCHNode = constrainedHNode !== null && constrainedHNode !== "none"; + var hasCHContainer = constrainedHContainer !== null && constrainedHContainer !== "none"; + + if (constrainedHNode || constrainedHContainer) { + constrainedHeight = Math.min((hasCHNode ? parseInt(constrainedHNode, 10) : Number.POSITIVE_INFINITY), (hasCHContainer ? parseInt(constrainedHContainer, 10) : Number.POSITIVE_INFINITY)); + } + return constrainedHeight; + }; + helpers.getMaximumWidth = function(domNode) { + var container = domNode.parentNode; + var padding = parseInt(helpers.getStyle(container, 'padding-left')) + parseInt(helpers.getStyle(container, 'padding-right')); + + var w = container.clientWidth - padding; + var cw = helpers.getConstraintWidth(domNode); + if (cw !== undefined) { + w = Math.min(w, cw); + } + + return w; + }; + helpers.getMaximumHeight = function(domNode) { + var container = domNode.parentNode; + var padding = parseInt(helpers.getStyle(container, 'padding-top')) + parseInt(helpers.getStyle(container, 'padding-bottom')); + + var h = container.clientHeight - padding; + var ch = helpers.getConstraintHeight(domNode); + if (ch !== undefined) { + h = Math.min(h, ch); + } + + return h; + }; + helpers.getStyle = function(el, property) { + return el.currentStyle ? + el.currentStyle[property] : + document.defaultView.getComputedStyle(el, null).getPropertyValue(property); + }; + helpers.retinaScale = function(chart) { + var ctx = chart.ctx; + var width = chart.canvas.width; + var height = chart.canvas.height; + var pixelRatio = chart.currentDevicePixelRatio = window.devicePixelRatio || 1; + + if (pixelRatio !== 1) { + ctx.canvas.height = height * pixelRatio; + ctx.canvas.width = width * pixelRatio; + ctx.scale(pixelRatio, pixelRatio); + + // Store the device pixel ratio so that we can go backwards in `destroy`. + // The devicePixelRatio changes with zoom, so there are no guarantees that it is the same + // when destroy is called + chart.originalDevicePixelRatio = chart.originalDevicePixelRatio || pixelRatio; + } + + ctx.canvas.style.width = width + 'px'; + ctx.canvas.style.height = height + 'px'; + }; + //-- Canvas methods + helpers.clear = function(chart) { + chart.ctx.clearRect(0, 0, chart.width, chart.height); + }; + helpers.fontString = function(pixelSize, fontStyle, fontFamily) { + return fontStyle + " " + pixelSize + "px " + fontFamily; + }; + helpers.longestText = function(ctx, font, arrayOfStrings, cache) { + cache = cache || {}; + cache.data = cache.data || {}; + cache.garbageCollect = cache.garbageCollect || []; + + if (cache.font !== font) { + cache.data = {}; + cache.garbageCollect = []; + cache.font = font; + } + + ctx.font = font; + var longest = 0; + helpers.each(arrayOfStrings, function(string) { + var textWidth = cache.data[string]; + if (!textWidth) { + textWidth = cache.data[string] = ctx.measureText(string).width; + cache.garbageCollect.push(string); + } + if (textWidth > longest) + longest = textWidth; + }); + + var gcLen = cache.garbageCollect.length / 2; + if (gcLen > arrayOfStrings.length) { + for (var i = 0; i < gcLen; i++) { + delete cache.data[cache.garbageCollect[i]]; + } + cache.garbageCollect.splice(0, gcLen); + } + + return longest; + }; + helpers.drawRoundedRectangle = function(ctx, x, y, width, height, radius) { + ctx.beginPath(); + ctx.moveTo(x + radius, y); + ctx.lineTo(x + width - radius, y); + ctx.quadraticCurveTo(x + width, y, x + width, y + radius); + ctx.lineTo(x + width, y + height - radius); + ctx.quadraticCurveTo(x + width, y + height, x + width - radius, y + height); + ctx.lineTo(x + radius, y + height); + ctx.quadraticCurveTo(x, y + height, x, y + height - radius); + ctx.lineTo(x, y + radius); + ctx.quadraticCurveTo(x, y, x + radius, y); + ctx.closePath(); + }; + helpers.color = function(c) { + if (!color) { + console.log('Color.js not found!'); + return c; + } + return color(c); + }; + helpers.addResizeListener = function(node, callback) { + // Hide an iframe before the node + var hiddenIframe = document.createElement('iframe'); + var hiddenIframeClass = 'chartjs-hidden-iframe'; + + if (hiddenIframe.classlist) { + // can use classlist + hiddenIframe.classlist.add(hiddenIframeClass); + } else { + hiddenIframe.setAttribute('class', hiddenIframeClass); + } + + // Set the style + hiddenIframe.style.width = '100%'; + hiddenIframe.style.display = 'block'; + hiddenIframe.style.border = 0; + hiddenIframe.style.height = 0; + hiddenIframe.style.margin = 0; + hiddenIframe.style.position = 'absolute'; + hiddenIframe.style.left = 0; + hiddenIframe.style.right = 0; + hiddenIframe.style.top = 0; + hiddenIframe.style.bottom = 0; + + // Insert the iframe so that contentWindow is available + node.insertBefore(hiddenIframe, node.firstChild); + + (hiddenIframe.contentWindow || hiddenIframe).onresize = function() { + if (callback) { + callback(); + } + }; + }; + helpers.removeResizeListener = function(node) { + var hiddenIframe = node.querySelector('.chartjs-hidden-iframe'); + + // Remove the resize detect iframe + if (hiddenIframe) { + hiddenIframe.parentNode.removeChild(hiddenIframe); + } + }; + helpers.isArray = function(obj) { + if (!Array.isArray) { + return Object.prototype.toString.call(obj) === '[object Array]'; + } + return Array.isArray(obj); + }; + helpers.pushAllIfDefined = function(element, array) { + if (typeof element === "undefined") { + return; + } + + if (helpers.isArray(element)) { + array.push.apply(array, element); + } else { + array.push(element); + } + }; + helpers.isDatasetVisible = function(dataset) { + return !dataset.hidden; + }; + helpers.callCallback = function(fn, args, _tArg) { + if (fn && typeof fn.call === 'function') { + fn.apply(_tArg, args); + } + }; + }; -},{"chartjs-color":2}],26:[function(require,module,exports){ -"use strict"; - -module.exports = function() { - - //Occupy the global variable of Chart, and create a simple base class - var Chart = function(context, config) { - this.config = config; - - // Support a jQuery'd canvas element - if (context.length && context[0].getContext) { - context = context[0]; - } - - // Support a canvas domnode - if (context.getContext) { - context = context.getContext("2d"); - } - - this.ctx = context; - this.canvas = context.canvas; - - // Figure out what the size of the chart will be. - // If the canvas has a specified width and height, we use those else - // we look to see if the canvas node has a CSS width and height. - // If there is still no height, fill the parent container - this.width = context.canvas.width || parseInt(Chart.helpers.getStyle(context.canvas, 'width')) || Chart.helpers.getMaximumWidth(context.canvas); - this.height = context.canvas.height || parseInt(Chart.helpers.getStyle(context.canvas, 'height')) || Chart.helpers.getMaximumHeight(context.canvas); - - this.aspectRatio = this.width / this.height; - - if (isNaN(this.aspectRatio) || isFinite(this.aspectRatio) === false) { - // If the canvas has no size, try and figure out what the aspect ratio will be. - // Some charts prefer square canvases (pie, radar, etc). If that is specified, use that - // else use the canvas default ratio of 2 - this.aspectRatio = config.aspectRatio !== undefined ? config.aspectRatio : 2; - } - - // Store the original style of the element so we can set it back - this.originalCanvasStyleWidth = context.canvas.style.width; - this.originalCanvasStyleHeight = context.canvas.style.height; - - // High pixel density displays - multiply the size of the canvas height/width by the device pixel ratio, then scale. - Chart.helpers.retinaScale(this); - - if (config) { - this.controller = new Chart.Controller(this); - } - - // Always bind this so that if the responsive state changes we still work - var _this = this; - Chart.helpers.addResizeListener(context.canvas.parentNode, function() { - if (_this.controller && _this.controller.config.options.responsive) { - _this.controller.resize(); - } - }); - - return this.controller ? this.controller : this; - - }; - - //Globally expose the defaults to allow for user updating/changing - Chart.defaults = { - global: { - responsive: true, - responsiveAnimationDuration: 0, - maintainAspectRatio: true, - events: ["mousemove", "mouseout", "click", "touchstart", "touchmove"], - hover: { - onHover: null, - mode: 'single', - animationDuration: 400 - }, - onClick: null, - defaultColor: 'rgba(0,0,0,0.1)', - defaultFontColor: '#666', - defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", - defaultFontSize: 12, - defaultFontStyle: 'normal', - showLines: true, - - // Element defaults defined in element extensions - elements: {}, - - // Legend callback string - legendCallback: function(chart) { - var text = []; - text.push('
    '); - for (var i = 0; i < chart.data.datasets.length; i++) { - text.push('
  • '); - if (chart.data.datasets[i].label) { - text.push(chart.data.datasets[i].label); - } - text.push('
    • '); - } - text.push('
'); - - return text.join(""); - } - } - }; - - return Chart; - +},{"chartjs-color":5}],26:[function(require,module,exports){ +"use strict"; + +module.exports = function() { + + //Occupy the global variable of Chart, and create a simple base class + var Chart = function(context, config) { + this.config = config; + + // Support a jQuery'd canvas element + if (context.length && context[0].getContext) { + context = context[0]; + } + + // Support a canvas domnode + if (context.getContext) { + context = context.getContext("2d"); + } + + this.ctx = context; + this.canvas = context.canvas; + + // Figure out what the size of the chart will be. + // If the canvas has a specified width and height, we use those else + // we look to see if the canvas node has a CSS width and height. + // If there is still no height, fill the parent container + this.width = context.canvas.width || parseInt(Chart.helpers.getStyle(context.canvas, 'width')) || Chart.helpers.getMaximumWidth(context.canvas); + this.height = context.canvas.height || parseInt(Chart.helpers.getStyle(context.canvas, 'height')) || Chart.helpers.getMaximumHeight(context.canvas); + + this.aspectRatio = this.width / this.height; + + if (isNaN(this.aspectRatio) || isFinite(this.aspectRatio) === false) { + // If the canvas has no size, try and figure out what the aspect ratio will be. + // Some charts prefer square canvases (pie, radar, etc). If that is specified, use that + // else use the canvas default ratio of 2 + this.aspectRatio = config.aspectRatio !== undefined ? config.aspectRatio : 2; + } + + // Store the original style of the element so we can set it back + this.originalCanvasStyleWidth = context.canvas.style.width; + this.originalCanvasStyleHeight = context.canvas.style.height; + + // High pixel density displays - multiply the size of the canvas height/width by the device pixel ratio, then scale. + Chart.helpers.retinaScale(this); + + if (config) { + this.controller = new Chart.Controller(this); + } + + // Always bind this so that if the responsive state changes we still work + var _this = this; + Chart.helpers.addResizeListener(context.canvas.parentNode, function() { + if (_this.controller && _this.controller.config.options.responsive) { + _this.controller.resize(); + } + }); + + return this.controller ? this.controller : this; + + }; + + //Globally expose the defaults to allow for user updating/changing + Chart.defaults = { + global: { + responsive: true, + responsiveAnimationDuration: 0, + maintainAspectRatio: true, + events: ["mousemove", "mouseout", "click", "touchstart", "touchmove"], + hover: { + onHover: null, + mode: 'single', + animationDuration: 400 + }, + onClick: null, + defaultColor: 'rgba(0,0,0,0.1)', + defaultFontColor: '#666', + defaultFontFamily: "'Helvetica Neue', 'Helvetica', 'Arial', sans-serif", + defaultFontSize: 12, + defaultFontStyle: 'normal', + showLines: true, + + // Element defaults defined in element extensions + elements: {}, + + // Legend callback string + legendCallback: function(chart) { + var text = []; + text.push('
    '); + for (var i = 0; i < chart.data.datasets.length; i++) { + text.push('
  • '); + if (chart.data.datasets[i].label) { + text.push(chart.data.datasets[i].label); + } + text.push('
    • '); + } + text.push('
'); + + return text.join(""); + } + } + }; + + return Chart; + }; },{}],27:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - // The layout service is very self explanatory. It's responsible for the layout within a chart. - // Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need - // It is this service's responsibility of carrying out that layout. - Chart.layoutService = { - defaults: {}, - - // Register a box to a chartInstance. A box is simply a reference to an object that requires layout. eg. Scales, Legend, Plugins. - addBox: function(chartInstance, box) { - if (!chartInstance.boxes) { - chartInstance.boxes = []; - } - chartInstance.boxes.push(box); - }, - - removeBox: function(chartInstance, box) { - if (!chartInstance.boxes) { - return; - } - chartInstance.boxes.splice(chartInstance.boxes.indexOf(box), 1); - }, - - // The most important function - update: function(chartInstance, width, height) { - - if (!chartInstance) { - return; - } - - var xPadding = width > 30 ? 5 : 2; - var yPadding = height > 30 ? 5 : 2; - - var leftBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "left"; - }); - var rightBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "right"; - }); - var topBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "top"; - }); - var bottomBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "bottom"; - }); - - // Boxes that overlay the chartarea such as the radialLinear scale - var chartAreaBoxes = helpers.where(chartInstance.boxes, function(box) { - return box.options.position === "chartArea"; - }); - - function fullWidthSorter(a, b) { - - } - - // Ensure that full width boxes are at the very top / bottom - topBoxes.sort(function(a, b) { - return (b.options.fullWidth ? 1 : 0) - (a.options.fullWidth ? 1 : 0); - }); - bottomBoxes.sort(function(a, b) { - return (a.options.fullWidth ? 1 : 0) - (b.options.fullWidth ? 1 : 0); - }); - - // Essentially we now have any number of boxes on each of the 4 sides. - // Our canvas looks like the following. - // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and - // B1 is the bottom axis - // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays - // These locations are single-box locations only, when trying to register a chartArea location that is already taken, - // an error will be thrown. - // - // |----------------------------------------------------| - // | T1 (Full Width) | - // |----------------------------------------------------| - // | | | T2 | | - // | |----|-------------------------------------|----| - // | | | C1 | | C2 | | - // | | |----| |----| | - // | | | | | - // | L1 | L2 | ChartArea (C0) | R1 | - // | | | | | - // | | |----| |----| | - // | | | C3 | | C4 | | - // | |----|-------------------------------------|----| - // | | | B1 | | - // |----------------------------------------------------| - // | B2 (Full Width) | - // |----------------------------------------------------| - // - // What we do to find the best sizing, we do the following - // 1. Determine the minimum size of the chart area. - // 2. Split the remaining width equally between each vertical axis - // 3. Split the remaining height equally between each horizontal axis - // 4. Give each layout the maximum size it can be. The layout will return it's minimum size - // 5. Adjust the sizes of each axis based on it's minimum reported size. - // 6. Refit each axis - // 7. Position each axis in the final location - // 8. Tell the chart the final location of the chart area - // 9. Tell any axes that overlay the chart area the positions of the chart area - - // Step 1 - var chartWidth = width - (2 * xPadding); - var chartHeight = height - (2 * yPadding); - var chartAreaWidth = chartWidth / 2; // min 50% - var chartAreaHeight = chartHeight / 2; // min 50% - - // Step 2 - var verticalBoxWidth = (width - chartAreaWidth) / (leftBoxes.length + rightBoxes.length); - - // Step 3 - var horizontalBoxHeight = (height - chartAreaHeight) / (topBoxes.length + bottomBoxes.length); - - // Step 4 - var maxChartAreaWidth = chartWidth; - var maxChartAreaHeight = chartHeight; - var minBoxSizes = []; - - helpers.each(leftBoxes.concat(rightBoxes, topBoxes, bottomBoxes), getMinimumBoxSize); - - function getMinimumBoxSize(box) { - var minSize; - var isHorizontal = box.isHorizontal(); - - if (isHorizontal) { - minSize = box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, horizontalBoxHeight); - maxChartAreaHeight -= minSize.height; - } else { - minSize = box.update(verticalBoxWidth, chartAreaHeight); - maxChartAreaWidth -= minSize.width; - } - - minBoxSizes.push({ - horizontal: isHorizontal, - minSize: minSize, - box: box - }); - } - - // At this point, maxChartAreaHeight and maxChartAreaWidth are the size the chart area could - // be if the axes are drawn at their minimum sizes. - - // Steps 5 & 6 - var totalLeftBoxesWidth = xPadding; - var totalRightBoxesWidth = xPadding; - var totalTopBoxesHeight = yPadding; - var totalBottomBoxesHeight = yPadding; - - // Update, and calculate the left and right margins for the horizontal boxes - helpers.each(leftBoxes.concat(rightBoxes), fitBox); - - helpers.each(leftBoxes, function(box) { - totalLeftBoxesWidth += box.width; - }); - - helpers.each(rightBoxes, function(box) { - totalRightBoxesWidth += box.width; - }); - - // Set the Left and Right margins for the horizontal boxes - helpers.each(topBoxes.concat(bottomBoxes), fitBox); - - // Function to fit a box - function fitBox(box) { - var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { - return minBoxSize.box === box; - }); - - if (minBoxSize) { - if (box.isHorizontal()) { - var scaleMargin = { - left: totalLeftBoxesWidth, - right: totalRightBoxesWidth, - top: 0, - bottom: 0 - }; - - // Don't use min size here because of label rotation. When the labels are rotated, their rotation highly depends - // on the margin. Sometimes they need to increase in size slightly - box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, chartHeight / 2, scaleMargin); - } else { - box.update(minBoxSize.minSize.width, maxChartAreaHeight); - } - } - } - - // Figure out how much margin is on the top and bottom of the vertical boxes - helpers.each(topBoxes, function(box) { - totalTopBoxesHeight += box.height; - }); - - helpers.each(bottomBoxes, function(box) { - totalBottomBoxesHeight += box.height; - }); - - // Let the left layout know the final margin - helpers.each(leftBoxes.concat(rightBoxes), finalFitVerticalBox); - - function finalFitVerticalBox(box) { - var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { - return minBoxSize.box === box; - }); - - var scaleMargin = { - left: 0, - right: 0, - top: totalTopBoxesHeight, - bottom: totalBottomBoxesHeight - }; - - if (minBoxSize) { - box.update(minBoxSize.minSize.width, maxChartAreaHeight, scaleMargin); - } - } - - // Recalculate because the size of each layout might have changed slightly due to the margins (label rotation for instance) - totalLeftBoxesWidth = xPadding; - totalRightBoxesWidth = xPadding; - totalTopBoxesHeight = yPadding; - totalBottomBoxesHeight = yPadding; - - helpers.each(leftBoxes, function(box) { - totalLeftBoxesWidth += box.width; - }); - - helpers.each(rightBoxes, function(box) { - totalRightBoxesWidth += box.width; - }); - - helpers.each(topBoxes, function(box) { - totalTopBoxesHeight += box.height; - }); - helpers.each(bottomBoxes, function(box) { - totalBottomBoxesHeight += box.height; - }); - - // Figure out if our chart area changed. This would occur if the dataset layout label rotation - // changed due to the application of the margins in step 6. Since we can only get bigger, this is safe to do - // without calling `fit` again - var newMaxChartAreaHeight = height - totalTopBoxesHeight - totalBottomBoxesHeight; - var newMaxChartAreaWidth = width - totalLeftBoxesWidth - totalRightBoxesWidth; - - if (newMaxChartAreaWidth !== maxChartAreaWidth || newMaxChartAreaHeight !== maxChartAreaHeight) { - helpers.each(leftBoxes, function(box) { - box.height = newMaxChartAreaHeight; - }); - - helpers.each(rightBoxes, function(box) { - box.height = newMaxChartAreaHeight; - }); - - helpers.each(topBoxes, function(box) { - box.width = newMaxChartAreaWidth; - }); - - helpers.each(bottomBoxes, function(box) { - box.width = newMaxChartAreaWidth; - }); - - maxChartAreaHeight = newMaxChartAreaHeight; - maxChartAreaWidth = newMaxChartAreaWidth; - } - - // Step 7 - Position the boxes - var left = xPadding; - var top = yPadding; - var right = 0; - var bottom = 0; - - helpers.each(leftBoxes.concat(topBoxes), placeBox); - - // Account for chart width and height - left += maxChartAreaWidth; - top += maxChartAreaHeight; - - helpers.each(rightBoxes, placeBox); - helpers.each(bottomBoxes, placeBox); - - function placeBox(box) { - if (box.isHorizontal()) { - box.left = box.options.fullWidth ? xPadding : totalLeftBoxesWidth; - box.right = box.options.fullWidth ? width - xPadding : totalLeftBoxesWidth + maxChartAreaWidth; - box.top = top; - box.bottom = top + box.height; - - // Move to next point - top = box.bottom; - - } else { - - box.left = left; - box.right = left + box.width; - box.top = totalTopBoxesHeight; - box.bottom = totalTopBoxesHeight + maxChartAreaHeight; - - // Move to next point - left = box.right; - } - } - - // Step 8 - chartInstance.chartArea = { - left: totalLeftBoxesWidth, - top: totalTopBoxesHeight, - right: totalLeftBoxesWidth + maxChartAreaWidth, - bottom: totalTopBoxesHeight + maxChartAreaHeight - }; - - // Step 9 - helpers.each(chartAreaBoxes, function(box) { - box.left = chartInstance.chartArea.left; - box.top = chartInstance.chartArea.top; - box.right = chartInstance.chartArea.right; - box.bottom = chartInstance.chartArea.bottom; - - box.update(maxChartAreaWidth, maxChartAreaHeight); - }); - } - }; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + // The layout service is very self explanatory. It's responsible for the layout within a chart. + // Scales, Legends and Plugins all rely on the layout service and can easily register to be placed anywhere they need + // It is this service's responsibility of carrying out that layout. + Chart.layoutService = { + defaults: {}, + + // Register a box to a chartInstance. A box is simply a reference to an object that requires layout. eg. Scales, Legend, Plugins. + addBox: function(chartInstance, box) { + if (!chartInstance.boxes) { + chartInstance.boxes = []; + } + chartInstance.boxes.push(box); + }, + + removeBox: function(chartInstance, box) { + if (!chartInstance.boxes) { + return; + } + chartInstance.boxes.splice(chartInstance.boxes.indexOf(box), 1); + }, + + // The most important function + update: function(chartInstance, width, height) { + + if (!chartInstance) { + return; + } + + var xPadding = width > 30 ? 5 : 2; + var yPadding = height > 30 ? 5 : 2; + + var leftBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "left"; + }); + var rightBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "right"; + }); + var topBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "top"; + }); + var bottomBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "bottom"; + }); + + // Boxes that overlay the chartarea such as the radialLinear scale + var chartAreaBoxes = helpers.where(chartInstance.boxes, function(box) { + return box.options.position === "chartArea"; + }); + + function fullWidthSorter(a, b) { + + } + + // Ensure that full width boxes are at the very top / bottom + topBoxes.sort(function(a, b) { + return (b.options.fullWidth ? 1 : 0) - (a.options.fullWidth ? 1 : 0); + }); + bottomBoxes.sort(function(a, b) { + return (a.options.fullWidth ? 1 : 0) - (b.options.fullWidth ? 1 : 0); + }); + + // Essentially we now have any number of boxes on each of the 4 sides. + // Our canvas looks like the following. + // The areas L1 and L2 are the left axes. R1 is the right axis, T1 is the top axis and + // B1 is the bottom axis + // There are also 4 quadrant-like locations (left to right instead of clockwise) reserved for chart overlays + // These locations are single-box locations only, when trying to register a chartArea location that is already taken, + // an error will be thrown. + // + // |----------------------------------------------------| + // | T1 (Full Width) | + // |----------------------------------------------------| + // | | | T2 | | + // | |----|-------------------------------------|----| + // | | | C1 | | C2 | | + // | | |----| |----| | + // | | | | | + // | L1 | L2 | ChartArea (C0) | R1 | + // | | | | | + // | | |----| |----| | + // | | | C3 | | C4 | | + // | |----|-------------------------------------|----| + // | | | B1 | | + // |----------------------------------------------------| + // | B2 (Full Width) | + // |----------------------------------------------------| + // + // What we do to find the best sizing, we do the following + // 1. Determine the minimum size of the chart area. + // 2. Split the remaining width equally between each vertical axis + // 3. Split the remaining height equally between each horizontal axis + // 4. Give each layout the maximum size it can be. The layout will return it's minimum size + // 5. Adjust the sizes of each axis based on it's minimum reported size. + // 6. Refit each axis + // 7. Position each axis in the final location + // 8. Tell the chart the final location of the chart area + // 9. Tell any axes that overlay the chart area the positions of the chart area + + // Step 1 + var chartWidth = width - (2 * xPadding); + var chartHeight = height - (2 * yPadding); + var chartAreaWidth = chartWidth / 2; // min 50% + var chartAreaHeight = chartHeight / 2; // min 50% + + // Step 2 + var verticalBoxWidth = (width - chartAreaWidth) / (leftBoxes.length + rightBoxes.length); + + // Step 3 + var horizontalBoxHeight = (height - chartAreaHeight) / (topBoxes.length + bottomBoxes.length); + + // Step 4 + var maxChartAreaWidth = chartWidth; + var maxChartAreaHeight = chartHeight; + var minBoxSizes = []; + + helpers.each(leftBoxes.concat(rightBoxes, topBoxes, bottomBoxes), getMinimumBoxSize); + + function getMinimumBoxSize(box) { + var minSize; + var isHorizontal = box.isHorizontal(); + + if (isHorizontal) { + minSize = box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, horizontalBoxHeight); + maxChartAreaHeight -= minSize.height; + } else { + minSize = box.update(verticalBoxWidth, chartAreaHeight); + maxChartAreaWidth -= minSize.width; + } + + minBoxSizes.push({ + horizontal: isHorizontal, + minSize: minSize, + box: box + }); + } + + // At this point, maxChartAreaHeight and maxChartAreaWidth are the size the chart area could + // be if the axes are drawn at their minimum sizes. + + // Steps 5 & 6 + var totalLeftBoxesWidth = xPadding; + var totalRightBoxesWidth = xPadding; + var totalTopBoxesHeight = yPadding; + var totalBottomBoxesHeight = yPadding; + + // Update, and calculate the left and right margins for the horizontal boxes + helpers.each(leftBoxes.concat(rightBoxes), fitBox); + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + // Set the Left and Right margins for the horizontal boxes + helpers.each(topBoxes.concat(bottomBoxes), fitBox); + + // Function to fit a box + function fitBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { + return minBoxSize.box === box; + }); + + if (minBoxSize) { + if (box.isHorizontal()) { + var scaleMargin = { + left: totalLeftBoxesWidth, + right: totalRightBoxesWidth, + top: 0, + bottom: 0 + }; + + // Don't use min size here because of label rotation. When the labels are rotated, their rotation highly depends + // on the margin. Sometimes they need to increase in size slightly + box.update(box.options.fullWidth ? chartWidth : maxChartAreaWidth, chartHeight / 2, scaleMargin); + } else { + box.update(minBoxSize.minSize.width, maxChartAreaHeight); + } + } + } + + // Figure out how much margin is on the top and bottom of the vertical boxes + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + // Let the left layout know the final margin + helpers.each(leftBoxes.concat(rightBoxes), finalFitVerticalBox); + + function finalFitVerticalBox(box) { + var minBoxSize = helpers.findNextWhere(minBoxSizes, function(minBoxSize) { + return minBoxSize.box === box; + }); + + var scaleMargin = { + left: 0, + right: 0, + top: totalTopBoxesHeight, + bottom: totalBottomBoxesHeight + }; + + if (minBoxSize) { + box.update(minBoxSize.minSize.width, maxChartAreaHeight, scaleMargin); + } + } + + // Recalculate because the size of each layout might have changed slightly due to the margins (label rotation for instance) + totalLeftBoxesWidth = xPadding; + totalRightBoxesWidth = xPadding; + totalTopBoxesHeight = yPadding; + totalBottomBoxesHeight = yPadding; + + helpers.each(leftBoxes, function(box) { + totalLeftBoxesWidth += box.width; + }); + + helpers.each(rightBoxes, function(box) { + totalRightBoxesWidth += box.width; + }); + + helpers.each(topBoxes, function(box) { + totalTopBoxesHeight += box.height; + }); + helpers.each(bottomBoxes, function(box) { + totalBottomBoxesHeight += box.height; + }); + + // Figure out if our chart area changed. This would occur if the dataset layout label rotation + // changed due to the application of the margins in step 6. Since we can only get bigger, this is safe to do + // without calling `fit` again + var newMaxChartAreaHeight = height - totalTopBoxesHeight - totalBottomBoxesHeight; + var newMaxChartAreaWidth = width - totalLeftBoxesWidth - totalRightBoxesWidth; + + if (newMaxChartAreaWidth !== maxChartAreaWidth || newMaxChartAreaHeight !== maxChartAreaHeight) { + helpers.each(leftBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(rightBoxes, function(box) { + box.height = newMaxChartAreaHeight; + }); + + helpers.each(topBoxes, function(box) { + box.width = newMaxChartAreaWidth; + }); + + helpers.each(bottomBoxes, function(box) { + box.width = newMaxChartAreaWidth; + }); + + maxChartAreaHeight = newMaxChartAreaHeight; + maxChartAreaWidth = newMaxChartAreaWidth; + } + + // Step 7 - Position the boxes + var left = xPadding; + var top = yPadding; + var right = 0; + var bottom = 0; + + helpers.each(leftBoxes.concat(topBoxes), placeBox); + + // Account for chart width and height + left += maxChartAreaWidth; + top += maxChartAreaHeight; + + helpers.each(rightBoxes, placeBox); + helpers.each(bottomBoxes, placeBox); + + function placeBox(box) { + if (box.isHorizontal()) { + box.left = box.options.fullWidth ? xPadding : totalLeftBoxesWidth; + box.right = box.options.fullWidth ? width - xPadding : totalLeftBoxesWidth + maxChartAreaWidth; + box.top = top; + box.bottom = top + box.height; + + // Move to next point + top = box.bottom; + + } else { + + box.left = left; + box.right = left + box.width; + box.top = totalTopBoxesHeight; + box.bottom = totalTopBoxesHeight + maxChartAreaHeight; + + // Move to next point + left = box.right; + } + } + + // Step 8 + chartInstance.chartArea = { + left: totalLeftBoxesWidth, + top: totalTopBoxesHeight, + right: totalLeftBoxesWidth + maxChartAreaWidth, + bottom: totalTopBoxesHeight + maxChartAreaHeight + }; + + // Step 9 + helpers.each(chartAreaBoxes, function(box) { + box.left = chartInstance.chartArea.left; + box.top = chartInstance.chartArea.top; + box.right = chartInstance.chartArea.right; + box.bottom = chartInstance.chartArea.bottom; + + box.update(maxChartAreaWidth, maxChartAreaHeight); + }); + } + }; }; },{}],28:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.legend = { - - display: true, - position: 'top', - fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) - reverse: false, - - // a callback that will handle - onClick: function(e, legendItem) { - var dataset = this.chart.data.datasets[legendItem.datasetIndex]; - dataset.hidden = !dataset.hidden; - - // We hid a dataset ... rerender the chart - this.chart.update(); - }, - - labels: { - boxWidth: 40, - padding: 10, - // Generates labels shown in the legend - // Valid properties to return: - // text : text to display - // fillStyle : fill of coloured box - // strokeStyle: stroke of coloured box - // hidden : if this legend item refers to a hidden item - // lineCap : cap style for line - // lineDash - // lineDashOffset : - // lineJoin : - // lineWidth : - generateLabels: function(data) { - return data.datasets.map(function(dataset, i) { - return { - text: dataset.label, - fillStyle: dataset.backgroundColor, - hidden: dataset.hidden, - lineCap: dataset.borderCapStyle, - lineDash: dataset.borderDash, - lineDashOffset: dataset.borderDashOffset, - lineJoin: dataset.borderJoinStyle, - lineWidth: dataset.borderWidth, - strokeStyle: dataset.borderColor, - - // Below is extra data used for toggling the datasets - datasetIndex: i - }; - }, this); - } - } - }; - - Chart.Legend = Chart.Element.extend({ - - initialize: function(config) { - helpers.extend(this, config); - - // Contains hit boxes for each dataset (in dataset order) - this.legendHitBoxes = []; - - // Are we in doughnut mode which has a different data type - this.doughnutMode = false; - }, - - // These methods are ordered by lifecyle. Utilities then follow. - // Any function defined here is inherited by all legend types. - // Any function can be extended by the legend type - - beforeUpdate: helpers.noop, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = margins; - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - // Labels - this.beforeBuildLabels(); - this.buildLabels(); - this.afterBuildLabels(); - - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: helpers.noop, - - // - - beforeSetDimensions: helpers.noop, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - - // Reset minSize - this.minSize = { - width: 0, - height: 0 - }; - }, - afterSetDimensions: helpers.noop, - - // - - beforeBuildLabels: helpers.noop, - buildLabels: function() { - this.legendItems = this.options.labels.generateLabels.call(this, this.chart.data); - if(this.options.reverse){ - this.legendItems.reverse(); - } - }, - afterBuildLabels: helpers.noop, - - // - - beforeFit: helpers.noop, - fit: function() { - - var ctx = this.ctx; - var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); - var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Reset hit boxes - this.legendHitBoxes = []; - - // Width - if (this.isHorizontal()) { - this.minSize.width = this.maxWidth; // fill all the width - } else { - this.minSize.width = this.options.display ? 10 : 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = this.options.display ? 10 : 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Increase sizes here - if (this.options.display) { - if (this.isHorizontal()) { - // Labels - - // Width of each line of legend boxes. Labels wrap onto multiple lines when there are too many to fit on one - this.lineWidths = [0]; - var totalHeight = this.legendItems.length ? fontSize + (this.options.labels.padding) : 0; - - ctx.textAlign = "left"; - ctx.textBaseline = 'top'; - ctx.font = labelFont; - - helpers.each(this.legendItems, function(legendItem, i) { - var width = this.options.labels.boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; - if (this.lineWidths[this.lineWidths.length - 1] + width + this.options.labels.padding >= this.width) { - totalHeight += fontSize + (this.options.labels.padding); - this.lineWidths[this.lineWidths.length] = this.left; - } - - // Store the hitbox width and height here. Final position will be updated in `draw` - this.legendHitBoxes[i] = { - left: 0, - top: 0, - width: width, - height: fontSize - }; - - this.lineWidths[this.lineWidths.length - 1] += width + this.options.labels.padding; - }, this); - - this.minSize.height += totalHeight; - - } else { - // TODO vertical - } - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: helpers.noop, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - - // Actualy draw the legend on the canvas - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - var cursor = { - x: this.left + ((this.width - this.lineWidths[0]) / 2), - y: this.top + this.options.labels.padding, - line: 0 - }; - - var fontColor = helpers.getValueOrDefault(this.options.labels.fontColor, Chart.defaults.global.defaultFontColor); - var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); - var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Horizontal - if (this.isHorizontal()) { - // Labels - ctx.textAlign = "left"; - ctx.textBaseline = 'top'; - ctx.lineWidth = 0.5; - ctx.strokeStyle = fontColor; // for strikethrough effect - ctx.fillStyle = fontColor; // render in correct colour - ctx.font = labelFont; - - helpers.each(this.legendItems, function(legendItem, i) { - var textWidth = ctx.measureText(legendItem.text).width; - var width = this.options.labels.boxWidth + (fontSize / 2) + textWidth; - - if (cursor.x + width >= this.width) { - cursor.y += fontSize + (this.options.labels.padding); - cursor.line++; - cursor.x = this.left + ((this.width - this.lineWidths[cursor.line]) / 2); - } - - // Set the ctx for the box - ctx.save(); - - var itemOrDefault = function(item, defaulVal) { - return item !== undefined ? item : defaulVal; - }; - - ctx.fillStyle = itemOrDefault(legendItem.fillStyle, Chart.defaults.global.defaultColor); - ctx.lineCap = itemOrDefault(legendItem.lineCap, Chart.defaults.global.elements.line.borderCapStyle); - ctx.lineDashOffset = itemOrDefault(legendItem.lineDashOffset, Chart.defaults.global.elements.line.borderDashOffset); - ctx.lineJoin = itemOrDefault(legendItem.lineJoin, Chart.defaults.global.elements.line.borderJoinStyle); - ctx.lineWidth = itemOrDefault(legendItem.lineWidth, Chart.defaults.global.elements.line.borderWidth); - ctx.strokeStyle = itemOrDefault(legendItem.strokeStyle, Chart.defaults.global.defaultColor); - - if (ctx.setLineDash) { - // IE 9 and 10 do not support line dash - ctx.setLineDash(itemOrDefault(legendItem.lineDash, Chart.defaults.global.elements.line.borderDash)); - } - - // Draw the box - ctx.strokeRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); - ctx.fillRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); - - ctx.restore(); - - this.legendHitBoxes[i].left = cursor.x; - this.legendHitBoxes[i].top = cursor.y; - - // Fill the actual label - ctx.fillText(legendItem.text, this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y); - - if (legendItem.hidden) { - // Strikethrough the text if hidden - ctx.beginPath(); - ctx.lineWidth = 2; - ctx.moveTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y + (fontSize / 2)); - ctx.lineTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x + textWidth, cursor.y + (fontSize / 2)); - ctx.stroke(); - } - - cursor.x += width + (this.options.labels.padding); - }, this); - } else { - - } - } - }, - - // Handle an event - handleEvent: function(e) { - var position = helpers.getRelativePosition(e, this.chart.chart); - - if (position.x >= this.left && position.x <= this.right && position.y >= this.top && position.y <= this.bottom) { - // See if we are touching one of the dataset boxes - for (var i = 0; i < this.legendHitBoxes.length; ++i) { - var hitBox = this.legendHitBoxes[i]; - - if (position.x >= hitBox.left && position.x <= hitBox.left + hitBox.width && position.y >= hitBox.top && position.y <= hitBox.top + hitBox.height) { - // Touching an element - if (this.options.onClick) { - this.options.onClick.call(this, e, this.legendItems[i]); - } - break; - } - } - } - } - }); - -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.legend = { + + display: true, + position: 'top', + fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) + reverse: false, + + // a callback that will handle + onClick: function(e, legendItem) { + var dataset = this.chart.data.datasets[legendItem.datasetIndex]; + dataset.hidden = !dataset.hidden; + + // We hid a dataset ... rerender the chart + this.chart.update(); + }, + + labels: { + boxWidth: 40, + padding: 10, + // Generates labels shown in the legend + // Valid properties to return: + // text : text to display + // fillStyle : fill of coloured box + // strokeStyle: stroke of coloured box + // hidden : if this legend item refers to a hidden item + // lineCap : cap style for line + // lineDash + // lineDashOffset : + // lineJoin : + // lineWidth : + generateLabels: function(data) { + return data.datasets.map(function(dataset, i) { + return { + text: dataset.label, + fillStyle: dataset.backgroundColor, + hidden: dataset.hidden, + lineCap: dataset.borderCapStyle, + lineDash: dataset.borderDash, + lineDashOffset: dataset.borderDashOffset, + lineJoin: dataset.borderJoinStyle, + lineWidth: dataset.borderWidth, + strokeStyle: dataset.borderColor, + + // Below is extra data used for toggling the datasets + datasetIndex: i + }; + }, this); + } + } + }; + + Chart.Legend = Chart.Element.extend({ + + initialize: function(config) { + helpers.extend(this, config); + + // Contains hit boxes for each dataset (in dataset order) + this.legendHitBoxes = []; + + // Are we in doughnut mode which has a different data type + this.doughnutMode = false; + }, + + // These methods are ordered by lifecyle. Utilities then follow. + // Any function defined here is inherited by all legend types. + // Any function can be extended by the legend type + + beforeUpdate: helpers.noop, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = margins; + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + // Labels + this.beforeBuildLabels(); + this.buildLabels(); + this.afterBuildLabels(); + + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: helpers.noop, + + // + + beforeSetDimensions: helpers.noop, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + + // Reset minSize + this.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: helpers.noop, + + // + + beforeBuildLabels: helpers.noop, + buildLabels: function() { + this.legendItems = this.options.labels.generateLabels.call(this, this.chart.data); + if(this.options.reverse){ + this.legendItems.reverse(); + } + }, + afterBuildLabels: helpers.noop, + + // + + beforeFit: helpers.noop, + fit: function() { + + var ctx = this.ctx; + var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Reset hit boxes + this.legendHitBoxes = []; + + // Width + if (this.isHorizontal()) { + this.minSize.width = this.maxWidth; // fill all the width + } else { + this.minSize.width = this.options.display ? 10 : 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = this.options.display ? 10 : 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Increase sizes here + if (this.options.display) { + if (this.isHorizontal()) { + // Labels + + // Width of each line of legend boxes. Labels wrap onto multiple lines when there are too many to fit on one + this.lineWidths = [0]; + var totalHeight = this.legendItems.length ? fontSize + (this.options.labels.padding) : 0; + + ctx.textAlign = "left"; + ctx.textBaseline = 'top'; + ctx.font = labelFont; + + helpers.each(this.legendItems, function(legendItem, i) { + var width = this.options.labels.boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width; + if (this.lineWidths[this.lineWidths.length - 1] + width + this.options.labels.padding >= this.width) { + totalHeight += fontSize + (this.options.labels.padding); + this.lineWidths[this.lineWidths.length] = this.left; + } + + // Store the hitbox width and height here. Final position will be updated in `draw` + this.legendHitBoxes[i] = { + left: 0, + top: 0, + width: width, + height: fontSize + }; + + this.lineWidths[this.lineWidths.length - 1] += width + this.options.labels.padding; + }, this); + + this.minSize.height += totalHeight; + + } else { + // TODO vertical + } + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: helpers.noop, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + + // Actualy draw the legend on the canvas + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + var cursor = { + x: this.left + ((this.width - this.lineWidths[0]) / 2), + y: this.top + this.options.labels.padding, + line: 0 + }; + + var fontColor = helpers.getValueOrDefault(this.options.labels.fontColor, Chart.defaults.global.defaultFontColor); + var fontSize = helpers.getValueOrDefault(this.options.labels.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.labels.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.labels.fontFamily, Chart.defaults.global.defaultFontFamily); + var labelFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Horizontal + if (this.isHorizontal()) { + // Labels + ctx.textAlign = "left"; + ctx.textBaseline = 'top'; + ctx.lineWidth = 0.5; + ctx.strokeStyle = fontColor; // for strikethrough effect + ctx.fillStyle = fontColor; // render in correct colour + ctx.font = labelFont; + + helpers.each(this.legendItems, function(legendItem, i) { + var textWidth = ctx.measureText(legendItem.text).width; + var width = this.options.labels.boxWidth + (fontSize / 2) + textWidth; + + if (cursor.x + width >= this.width) { + cursor.y += fontSize + (this.options.labels.padding); + cursor.line++; + cursor.x = this.left + ((this.width - this.lineWidths[cursor.line]) / 2); + } + + // Set the ctx for the box + ctx.save(); + + var itemOrDefault = function(item, defaulVal) { + return item !== undefined ? item : defaulVal; + }; + + ctx.fillStyle = itemOrDefault(legendItem.fillStyle, Chart.defaults.global.defaultColor); + ctx.lineCap = itemOrDefault(legendItem.lineCap, Chart.defaults.global.elements.line.borderCapStyle); + ctx.lineDashOffset = itemOrDefault(legendItem.lineDashOffset, Chart.defaults.global.elements.line.borderDashOffset); + ctx.lineJoin = itemOrDefault(legendItem.lineJoin, Chart.defaults.global.elements.line.borderJoinStyle); + ctx.lineWidth = itemOrDefault(legendItem.lineWidth, Chart.defaults.global.elements.line.borderWidth); + ctx.strokeStyle = itemOrDefault(legendItem.strokeStyle, Chart.defaults.global.defaultColor); + + if (ctx.setLineDash) { + // IE 9 and 10 do not support line dash + ctx.setLineDash(itemOrDefault(legendItem.lineDash, Chart.defaults.global.elements.line.borderDash)); + } + + // Draw the box + ctx.strokeRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); + ctx.fillRect(cursor.x, cursor.y, this.options.labels.boxWidth, fontSize); + + ctx.restore(); + + this.legendHitBoxes[i].left = cursor.x; + this.legendHitBoxes[i].top = cursor.y; + + // Fill the actual label + ctx.fillText(legendItem.text, this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y); + + if (legendItem.hidden) { + // Strikethrough the text if hidden + ctx.beginPath(); + ctx.lineWidth = 2; + ctx.moveTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x, cursor.y + (fontSize / 2)); + ctx.lineTo(this.options.labels.boxWidth + (fontSize / 2) + cursor.x + textWidth, cursor.y + (fontSize / 2)); + ctx.stroke(); + } + + cursor.x += width + (this.options.labels.padding); + }, this); + } else { + + } + } + }, + + // Handle an event + handleEvent: function(e) { + var position = helpers.getRelativePosition(e, this.chart.chart); + + if (position.x >= this.left && position.x <= this.right && position.y >= this.top && position.y <= this.bottom) { + // See if we are touching one of the dataset boxes + for (var i = 0; i < this.legendHitBoxes.length; ++i) { + var hitBox = this.legendHitBoxes[i]; + + if (position.x >= hitBox.left && position.x <= hitBox.left + hitBox.width && position.y >= hitBox.top && position.y <= hitBox.top + hitBox.height) { + // Touching an element + if (this.options.onClick) { + this.options.onClick.call(this, e, this.legendItems[i]); + } + break; + } + } + } + } + }); + +}; },{}],29:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.scale = { - display: true, - - // grid line settings - gridLines: { - display: true, - color: "rgba(0, 0, 0, 0.1)", - lineWidth: 1, - drawOnChartArea: true, - drawTicks: true, - zeroLineWidth: 1, - zeroLineColor: "rgba(0,0,0,0.25)", - offsetGridLines: false - }, - - // scale label - scaleLabel: { - // actual label - labelString: '', - - // display property - display: false - }, - - // label settings - ticks: { - beginAtZero: false, - maxRotation: 90, - mirror: false, - padding: 10, - reverse: false, - display: true, - autoSkip: true, - autoSkipPadding: 20, - callback: function(value) { - return '' + value; - } - } - }; - - Chart.Scale = Chart.Element.extend({ - - // These methods are ordered by lifecyle. Utilities then follow. - // Any function defined here is inherited by all scale types. - // Any function can be extended by the scale type - - beforeUpdate: function() { - helpers.callCallback(this.options.beforeUpdate, [this]); - }, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = helpers.extend({ - left: 0, - right: 0, - top: 0, - bottom: 0 - }, margins); - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - - // Data min/max - this.beforeDataLimits(); - this.determineDataLimits(); - this.afterDataLimits(); - - // Ticks - this.beforeBuildTicks(); - this.buildTicks(); - this.afterBuildTicks(); - - this.beforeTickToLabelConversion(); - this.convertTicksToLabels(); - this.afterTickToLabelConversion(); - - // Tick Rotation - this.beforeCalculateTickRotation(); - this.calculateTickRotation(); - this.afterCalculateTickRotation(); - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: function() { - helpers.callCallback(this.options.afterUpdate, [this]); - }, - - // - - beforeSetDimensions: function() { - helpers.callCallback(this.options.beforeSetDimensions, [this]); - }, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - }, - afterSetDimensions: function() { - helpers.callCallback(this.options.afterSetDimensions, [this]); - }, - - // Data limits - beforeDataLimits: function() { - helpers.callCallback(this.options.beforeDataLimits, [this]); - }, - determineDataLimits: helpers.noop, - afterDataLimits: function() { - helpers.callCallback(this.options.afterDataLimits, [this]); - }, - - // - beforeBuildTicks: function() { - helpers.callCallback(this.options.beforeBuildTicks, [this]); - }, - buildTicks: helpers.noop, - afterBuildTicks: function() { - helpers.callCallback(this.options.afterBuildTicks, [this]); - }, - - beforeTickToLabelConversion: function() { - helpers.callCallback(this.options.beforeTickToLabelConversion, [this]); - }, - convertTicksToLabels: function() { - // Convert ticks to strings - this.ticks = this.ticks.map(function(numericalTick, index, ticks) { - if (this.options.ticks.userCallback) { - return this.options.ticks.userCallback(numericalTick, index, ticks); - } - return this.options.ticks.callback(numericalTick, index, ticks); - }, - this); - }, - afterTickToLabelConversion: function() { - helpers.callCallback(this.options.afterTickToLabelConversion, [this]); - }, - - // - - beforeCalculateTickRotation: function() { - helpers.callCallback(this.options.beforeCalculateTickRotation, [this]); - }, - calculateTickRotation: function() { - //Get the width of each grid by calculating the difference - //between x offsets between 0 and 1. - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - this.ctx.font = tickLabelFont; - - var firstWidth = this.ctx.measureText(this.ticks[0]).width; - var lastWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; - var firstRotated; - - this.labelRotation = 0; - this.paddingRight = 0; - this.paddingLeft = 0; - - if (this.options.display) { - if (this.isHorizontal()) { - this.paddingRight = lastWidth / 2 + 3; - this.paddingLeft = firstWidth / 2 + 3; - - if (!this.longestTextCache) { - this.longestTextCache = {}; - } - var originalLabelWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); - var labelWidth = originalLabelWidth; - var cosRotation; - var sinRotation; - - // Allow 3 pixels x2 padding either side for label readability - // only the index matters for a dataset scale, but we want a consistent interface between scales - var tickWidth = this.getPixelForTick(1) - this.getPixelForTick(0) - 6; - - //Max label rotation can be set or default to 90 - also act as a loop counter - while (labelWidth > tickWidth && this.labelRotation < this.options.ticks.maxRotation) { - cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - - firstRotated = cosRotation * firstWidth; - - // We're right aligning the text now. - if (firstRotated + tickFontSize / 2 > this.yLabelWidth) { - this.paddingLeft = firstRotated + tickFontSize / 2; - } - - this.paddingRight = tickFontSize / 2; - - if (sinRotation * originalLabelWidth > this.maxHeight) { - // go back one step - this.labelRotation--; - break; - } - - this.labelRotation++; - labelWidth = cosRotation * originalLabelWidth; - } - } - } - - if (this.margins) { - this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); - this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); - } - }, - afterCalculateTickRotation: function() { - helpers.callCallback(this.options.afterCalculateTickRotation, [this]); - }, - - // - - beforeFit: function() { - helpers.callCallback(this.options.beforeFit, [this]); - }, - fit: function() { - - this.minSize = { - width: 0, - height: 0 - }; - - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - - var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); - var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); - var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); - var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); - - // Width - if (this.isHorizontal()) { - // subtract the margins to line up with the chartArea if we are a full width scale - this.minSize.width = this.isFullWidth() ? this.maxWidth - this.margins.left - this.margins.right : this.maxWidth; - } else { - this.minSize.width = this.options.gridLines.display && this.options.display ? 10 : 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = this.options.gridLines.display && this.options.display ? 10 : 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Are we showing a title for the scale? - if (this.options.scaleLabel.display) { - if (this.isHorizontal()) { - this.minSize.height += (scaleLabelFontSize * 1.5); - } else { - this.minSize.width += (scaleLabelFontSize * 1.5); - } - } - - if (this.options.ticks.display && this.options.display) { - // Don't bother fitting the ticks if we are not showing them - if (!this.longestTextCache) { - this.longestTextCache = {}; - } - - var largestTextWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); - - if (this.isHorizontal()) { - // A horizontal axis is more constrained by the height. - this.longestLabelWidth = largestTextWidth; - - // TODO - improve this calculation - var labelHeight = (Math.sin(helpers.toRadians(this.labelRotation)) * this.longestLabelWidth) + 1.5 * tickFontSize; - - this.minSize.height = Math.min(this.maxHeight, this.minSize.height + labelHeight); - this.ctx.font = tickLabelFont; - - var firstLabelWidth = this.ctx.measureText(this.ticks[0]).width; - var lastLabelWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; - - // Ensure that our ticks are always inside the canvas. When rotated, ticks are right aligned which means that the right padding is dominated - // by the font height - var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - this.paddingLeft = this.labelRotation !== 0 ? (cosRotation * firstLabelWidth) + 3 : firstLabelWidth / 2 + 3; // add 3 px to move away from canvas edges - this.paddingRight = this.labelRotation !== 0 ? (sinRotation * (tickFontSize / 2)) + 3 : lastLabelWidth / 2 + 3; // when rotated - } else { - // A vertical axis is more constrained by the width. Labels are the dominant factor here, so get that length first - var maxLabelWidth = this.maxWidth - this.minSize.width; - - // Account for padding - if (!this.options.ticks.mirror) { - largestTextWidth += this.options.ticks.padding; - } - - if (largestTextWidth < maxLabelWidth) { - // We don't need all the room - this.minSize.width += largestTextWidth; - } else { - // Expand to max size - this.minSize.width = this.maxWidth; - } - - this.paddingTop = tickFontSize / 2; - this.paddingBottom = tickFontSize / 2; - } - } - - if (this.margins) { - this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); - this.paddingTop = Math.max(this.paddingTop - this.margins.top, 0); - this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); - this.paddingBottom = Math.max(this.paddingBottom - this.margins.bottom, 0); - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: function() { - helpers.callCallback(this.options.afterFit, [this]); - }, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - isFullWidth: function() { - return (this.options.fullWidth); - }, - - // Get the correct value. NaN bad inputs, If the value type is object get the x or y based on whether we are horizontal or not - getRightValue: function getRightValue(rawValue) { - // Null and undefined values first - if (rawValue === null || typeof(rawValue) === 'undefined') { - return NaN; - } - // isNaN(object) returns true, so make sure NaN is checking for a number - if (typeof(rawValue) === 'number' && isNaN(rawValue)) { - return NaN; - } - // If it is in fact an object, dive in one more level - if (typeof(rawValue) === "object") { - if (rawValue instanceof Date) { - return rawValue; - } else { - return getRightValue(this.isHorizontal() ? rawValue.x : rawValue.y); - } - } - - // Value is good, return it - return rawValue; - }, - - // Used to get the value to display in the tooltip for the data at the given index - // function getLabelForIndex(index, datasetIndex) - getLabelForIndex: helpers.noop, - - // Used to get data value locations. Value can either be an index or a numerical value - getPixelForValue: helpers.noop, - - // Used for tick location, should - getPixelForTick: function(index, includeOffset) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var tickWidth = innerWidth / Math.max((this.ticks.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var pixel = (tickWidth * index) + this.paddingLeft; - - if (includeOffset) { - pixel += tickWidth / 2; - } - - var finalVal = this.left + Math.round(pixel); - finalVal += this.isFullWidth() ? this.margins.left : 0; - return finalVal; - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - return this.top + (index * (innerHeight / (this.ticks.length - 1))); - } - }, - - // Utility for getting the pixel location of a percentage of scale - getPixelForDecimal: function(decimal /*, includeOffset*/ ) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueOffset = (innerWidth * decimal) + this.paddingLeft; - - var finalVal = this.left + Math.round(valueOffset); - finalVal += this.isFullWidth() ? this.margins.left : 0; - return finalVal; - } else { - return this.top + (decimal * this.height); - } - }, - - // Actualy draw the scale on the canvas - // @param {rectangle} chartArea : the area of the chart to draw full grid lines on - draw: function(chartArea) { - if (this.options.display) { - - var setContextLineSettings; - var isRotated = this.labelRotation !== 0; - var skipRatio; - var scaleLabelX; - var scaleLabelY; - var useAutoskipper = this.options.ticks.autoSkip; - - - // figure out the maximum number of gridlines to show - var maxTicks; - - if (this.options.ticks.maxTicksLimit) { - maxTicks = this.options.ticks.maxTicksLimit; - } - - var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - - var scaleLabelFontColor = helpers.getValueOrDefault(this.options.scaleLabel.fontColor, Chart.defaults.global.defaultFontColor); - var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); - var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); - var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); - var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); - - var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); - var longestRotatedLabel = this.longestLabelWidth * cosRotation; - var rotatedLabelHeight = tickFontSize * sinRotation; - - // Make sure we draw text in the correct color and font - this.ctx.fillStyle = tickFontColor; - - if (this.isHorizontal()) { - setContextLineSettings = true; - var yTickStart = this.options.position === "bottom" ? this.top : this.bottom - 10; - var yTickEnd = this.options.position === "bottom" ? this.top + 10 : this.bottom; - skipRatio = false; - - if (((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length > (this.width - (this.paddingLeft + this.paddingRight))) { - skipRatio = 1 + Math.floor((((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length) / (this.width - (this.paddingLeft + this.paddingRight))); - } - - // if they defined a max number of ticks, - // increase skipRatio until that number is met - if (maxTicks && this.ticks.length > maxTicks) { - while (!skipRatio || this.ticks.length / (skipRatio || 1) > maxTicks) { - if (!skipRatio) { - skipRatio = 1; - } - skipRatio += 1; - } - } - - if (!useAutoskipper) { - skipRatio = false; - } - - helpers.each(this.ticks, function(label, index) { - // Blank ticks - var isLastTick = this.ticks.length === index + 1; - - // Since we always show the last tick,we need may need to hide the last shown one before - var shouldSkip = (skipRatio > 1 && index % skipRatio > 0) || (index % skipRatio === 0 && index + skipRatio > this.ticks.length); - if (shouldSkip && !isLastTick || (label === undefined || label === null)) { - return; - } - var xLineValue = this.getPixelForTick(index); // xvalues for grid lines - var xLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) - - if (this.options.gridLines.display) { - if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { - // Draw the first index specially - this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; - this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; - setContextLineSettings = true; // reset next time - } else if (setContextLineSettings) { - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - setContextLineSettings = false; - } - - xLineValue += helpers.aliasPixel(this.ctx.lineWidth); - - // Draw the label area - this.ctx.beginPath(); - - if (this.options.gridLines.drawTicks) { - this.ctx.moveTo(xLineValue, yTickStart); - this.ctx.lineTo(xLineValue, yTickEnd); - } - - // Draw the chart area - if (this.options.gridLines.drawOnChartArea) { - this.ctx.moveTo(xLineValue, chartArea.top); - this.ctx.lineTo(xLineValue, chartArea.bottom); - } - - // Need to stroke in the loop because we are potentially changing line widths & colours - this.ctx.stroke(); - } - - if (this.options.ticks.display) { - this.ctx.save(); - this.ctx.translate(xLabelValue, (isRotated) ? this.top + 12 : this.options.position === "top" ? this.bottom - 10 : this.top + 10); - this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); - this.ctx.font = tickLabelFont; - this.ctx.textAlign = (isRotated) ? "right" : "center"; - this.ctx.textBaseline = (isRotated) ? "middle" : this.options.position === "top" ? "bottom" : "top"; - this.ctx.fillText(label, 0, 0); - this.ctx.restore(); - } - }, this); - - if (this.options.scaleLabel.display) { - // Draw the scale label - this.ctx.textAlign = "center"; - this.ctx.textBaseline = 'middle'; - this.ctx.fillStyle = scaleLabelFontColor; // render in correct colour - this.ctx.font = scaleLabelFont; - - scaleLabelX = this.left + ((this.right - this.left) / 2); // midpoint of the width - scaleLabelY = this.options.position === 'bottom' ? this.bottom - (scaleLabelFontSize / 2) : this.top + (scaleLabelFontSize / 2); - - this.ctx.fillText(this.options.scaleLabel.labelString, scaleLabelX, scaleLabelY); - } - - } else { - setContextLineSettings = true; - var xTickStart = this.options.position === "right" ? this.left : this.right - 5; - var xTickEnd = this.options.position === "right" ? this.left + 5 : this.right; - - helpers.each(this.ticks, function(label, index) { - // If the callback returned a null or undefined value, do not draw this line - if (label === undefined || label === null) { - return; - } - - var yLineValue = this.getPixelForTick(index); // xvalues for grid lines - - if (this.options.gridLines.display) { - if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { - // Draw the first index specially - this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; - this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; - setContextLineSettings = true; // reset next time - } else if (setContextLineSettings) { - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - setContextLineSettings = false; - } - - yLineValue += helpers.aliasPixel(this.ctx.lineWidth); - - // Draw the label area - this.ctx.beginPath(); - - if (this.options.gridLines.drawTicks) { - this.ctx.moveTo(xTickStart, yLineValue); - this.ctx.lineTo(xTickEnd, yLineValue); - } - - // Draw the chart area - if (this.options.gridLines.drawOnChartArea) { - this.ctx.moveTo(chartArea.left, yLineValue); - this.ctx.lineTo(chartArea.right, yLineValue); - } - - // Need to stroke in the loop because we are potentially changing line widths & colours - this.ctx.stroke(); - } - - if (this.options.ticks.display) { - var xLabelValue; - var yLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) - - this.ctx.save(); - - if (this.options.position === "left") { - if (this.options.ticks.mirror) { - xLabelValue = this.right + this.options.ticks.padding; - this.ctx.textAlign = "left"; - } else { - xLabelValue = this.right - this.options.ticks.padding; - this.ctx.textAlign = "right"; - } - } else { - // right side - if (this.options.ticks.mirror) { - xLabelValue = this.left - this.options.ticks.padding; - this.ctx.textAlign = "right"; - } else { - xLabelValue = this.left + this.options.ticks.padding; - this.ctx.textAlign = "left"; - } - } - - this.ctx.translate(xLabelValue, yLabelValue); - this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); - this.ctx.font = tickLabelFont; - this.ctx.textBaseline = "middle"; - this.ctx.fillText(label, 0, 0); - this.ctx.restore(); - } - }, this); - - if (this.options.scaleLabel.display) { - // Draw the scale label - scaleLabelX = this.options.position === 'left' ? this.left + (scaleLabelFontSize / 2) : this.right - (scaleLabelFontSize / 2); - scaleLabelY = this.top + ((this.bottom - this.top) / 2); - var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; - - this.ctx.save(); - this.ctx.translate(scaleLabelX, scaleLabelY); - this.ctx.rotate(rotation); - this.ctx.textAlign = "center"; - this.ctx.fillStyle =scaleLabelFontColor; // render in correct colour - this.ctx.font = scaleLabelFont; - this.ctx.textBaseline = 'middle'; - this.ctx.fillText(this.options.scaleLabel.labelString, 0, 0); - this.ctx.restore(); - } - } - - // Draw the line at the edge of the axis - this.ctx.lineWidth = this.options.gridLines.lineWidth; - this.ctx.strokeStyle = this.options.gridLines.color; - var x1 = this.left, - x2 = this.right, - y1 = this.top, - y2 = this.bottom; - - if (this.isHorizontal()) { - y1 = y2 = this.options.position === 'top' ? this.bottom : this.top; - y1 += helpers.aliasPixel(this.ctx.lineWidth); - y2 += helpers.aliasPixel(this.ctx.lineWidth); - } else { - x1 = x2 = this.options.position === 'left' ? this.right : this.left; - x1 += helpers.aliasPixel(this.ctx.lineWidth); - x2 += helpers.aliasPixel(this.ctx.lineWidth); - } - - this.ctx.beginPath(); - this.ctx.moveTo(x1, y1); - this.ctx.lineTo(x2, y2); - this.ctx.stroke(); - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.scale = { + display: true, + + // grid line settings + gridLines: { + display: true, + color: "rgba(0, 0, 0, 0.1)", + lineWidth: 1, + drawOnChartArea: true, + drawTicks: true, + zeroLineWidth: 1, + zeroLineColor: "rgba(0,0,0,0.25)", + offsetGridLines: false + }, + + // scale label + scaleLabel: { + // actual label + labelString: '', + + // display property + display: false + }, + + // label settings + ticks: { + beginAtZero: false, + maxRotation: 90, + mirror: false, + padding: 10, + reverse: false, + display: true, + autoSkip: true, + autoSkipPadding: 20, + callback: function(value) { + return '' + value; + } + } + }; + + Chart.Scale = Chart.Element.extend({ + + // These methods are ordered by lifecyle. Utilities then follow. + // Any function defined here is inherited by all scale types. + // Any function can be extended by the scale type + + beforeUpdate: function() { + helpers.callCallback(this.options.beforeUpdate, [this]); + }, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = helpers.extend({ + left: 0, + right: 0, + top: 0, + bottom: 0 + }, margins); + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + + // Data min/max + this.beforeDataLimits(); + this.determineDataLimits(); + this.afterDataLimits(); + + // Ticks + this.beforeBuildTicks(); + this.buildTicks(); + this.afterBuildTicks(); + + this.beforeTickToLabelConversion(); + this.convertTicksToLabels(); + this.afterTickToLabelConversion(); + + // Tick Rotation + this.beforeCalculateTickRotation(); + this.calculateTickRotation(); + this.afterCalculateTickRotation(); + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: function() { + helpers.callCallback(this.options.afterUpdate, [this]); + }, + + // + + beforeSetDimensions: function() { + helpers.callCallback(this.options.beforeSetDimensions, [this]); + }, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + }, + afterSetDimensions: function() { + helpers.callCallback(this.options.afterSetDimensions, [this]); + }, + + // Data limits + beforeDataLimits: function() { + helpers.callCallback(this.options.beforeDataLimits, [this]); + }, + determineDataLimits: helpers.noop, + afterDataLimits: function() { + helpers.callCallback(this.options.afterDataLimits, [this]); + }, + + // + beforeBuildTicks: function() { + helpers.callCallback(this.options.beforeBuildTicks, [this]); + }, + buildTicks: helpers.noop, + afterBuildTicks: function() { + helpers.callCallback(this.options.afterBuildTicks, [this]); + }, + + beforeTickToLabelConversion: function() { + helpers.callCallback(this.options.beforeTickToLabelConversion, [this]); + }, + convertTicksToLabels: function() { + // Convert ticks to strings + this.ticks = this.ticks.map(function(numericalTick, index, ticks) { + if (this.options.ticks.userCallback) { + return this.options.ticks.userCallback(numericalTick, index, ticks); + } + return this.options.ticks.callback(numericalTick, index, ticks); + }, + this); + }, + afterTickToLabelConversion: function() { + helpers.callCallback(this.options.afterTickToLabelConversion, [this]); + }, + + // + + beforeCalculateTickRotation: function() { + helpers.callCallback(this.options.beforeCalculateTickRotation, [this]); + }, + calculateTickRotation: function() { + //Get the width of each grid by calculating the difference + //between x offsets between 0 and 1. + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + this.ctx.font = tickLabelFont; + + var firstWidth = this.ctx.measureText(this.ticks[0]).width; + var lastWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; + var firstRotated; + + this.labelRotation = 0; + this.paddingRight = 0; + this.paddingLeft = 0; + + if (this.options.display) { + if (this.isHorizontal()) { + this.paddingRight = lastWidth / 2 + 3; + this.paddingLeft = firstWidth / 2 + 3; + + if (!this.longestTextCache) { + this.longestTextCache = {}; + } + var originalLabelWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); + var labelWidth = originalLabelWidth; + var cosRotation; + var sinRotation; + + // Allow 3 pixels x2 padding either side for label readability + // only the index matters for a dataset scale, but we want a consistent interface between scales + var tickWidth = this.getPixelForTick(1) - this.getPixelForTick(0) - 6; + + //Max label rotation can be set or default to 90 - also act as a loop counter + while (labelWidth > tickWidth && this.labelRotation < this.options.ticks.maxRotation) { + cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + + firstRotated = cosRotation * firstWidth; + + // We're right aligning the text now. + if (firstRotated + tickFontSize / 2 > this.yLabelWidth) { + this.paddingLeft = firstRotated + tickFontSize / 2; + } + + this.paddingRight = tickFontSize / 2; + + if (sinRotation * originalLabelWidth > this.maxHeight) { + // go back one step + this.labelRotation--; + break; + } + + this.labelRotation++; + labelWidth = cosRotation * originalLabelWidth; + } + } + } + + if (this.margins) { + this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); + this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); + } + }, + afterCalculateTickRotation: function() { + helpers.callCallback(this.options.afterCalculateTickRotation, [this]); + }, + + // + + beforeFit: function() { + helpers.callCallback(this.options.beforeFit, [this]); + }, + fit: function() { + + this.minSize = { + width: 0, + height: 0 + }; + + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + + var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); + var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); + var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); + var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); + + // Width + if (this.isHorizontal()) { + // subtract the margins to line up with the chartArea if we are a full width scale + this.minSize.width = this.isFullWidth() ? this.maxWidth - this.margins.left - this.margins.right : this.maxWidth; + } else { + this.minSize.width = this.options.gridLines.display && this.options.display ? 10 : 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = this.options.gridLines.display && this.options.display ? 10 : 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Are we showing a title for the scale? + if (this.options.scaleLabel.display) { + if (this.isHorizontal()) { + this.minSize.height += (scaleLabelFontSize * 1.5); + } else { + this.minSize.width += (scaleLabelFontSize * 1.5); + } + } + + if (this.options.ticks.display && this.options.display) { + // Don't bother fitting the ticks if we are not showing them + if (!this.longestTextCache) { + this.longestTextCache = {}; + } + + var largestTextWidth = helpers.longestText(this.ctx, tickLabelFont, this.ticks, this.longestTextCache); + + if (this.isHorizontal()) { + // A horizontal axis is more constrained by the height. + this.longestLabelWidth = largestTextWidth; + + // TODO - improve this calculation + var labelHeight = (Math.sin(helpers.toRadians(this.labelRotation)) * this.longestLabelWidth) + 1.5 * tickFontSize; + + this.minSize.height = Math.min(this.maxHeight, this.minSize.height + labelHeight); + this.ctx.font = tickLabelFont; + + var firstLabelWidth = this.ctx.measureText(this.ticks[0]).width; + var lastLabelWidth = this.ctx.measureText(this.ticks[this.ticks.length - 1]).width; + + // Ensure that our ticks are always inside the canvas. When rotated, ticks are right aligned which means that the right padding is dominated + // by the font height + var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + this.paddingLeft = this.labelRotation !== 0 ? (cosRotation * firstLabelWidth) + 3 : firstLabelWidth / 2 + 3; // add 3 px to move away from canvas edges + this.paddingRight = this.labelRotation !== 0 ? (sinRotation * (tickFontSize / 2)) + 3 : lastLabelWidth / 2 + 3; // when rotated + } else { + // A vertical axis is more constrained by the width. Labels are the dominant factor here, so get that length first + var maxLabelWidth = this.maxWidth - this.minSize.width; + + // Account for padding + if (!this.options.ticks.mirror) { + largestTextWidth += this.options.ticks.padding; + } + + if (largestTextWidth < maxLabelWidth) { + // We don't need all the room + this.minSize.width += largestTextWidth; + } else { + // Expand to max size + this.minSize.width = this.maxWidth; + } + + this.paddingTop = tickFontSize / 2; + this.paddingBottom = tickFontSize / 2; + } + } + + if (this.margins) { + this.paddingLeft = Math.max(this.paddingLeft - this.margins.left, 0); + this.paddingTop = Math.max(this.paddingTop - this.margins.top, 0); + this.paddingRight = Math.max(this.paddingRight - this.margins.right, 0); + this.paddingBottom = Math.max(this.paddingBottom - this.margins.bottom, 0); + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: function() { + helpers.callCallback(this.options.afterFit, [this]); + }, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + isFullWidth: function() { + return (this.options.fullWidth); + }, + + // Get the correct value. NaN bad inputs, If the value type is object get the x or y based on whether we are horizontal or not + getRightValue: function getRightValue(rawValue) { + // Null and undefined values first + if (rawValue === null || typeof(rawValue) === 'undefined') { + return NaN; + } + // isNaN(object) returns true, so make sure NaN is checking for a number + if (typeof(rawValue) === 'number' && isNaN(rawValue)) { + return NaN; + } + // If it is in fact an object, dive in one more level + if (typeof(rawValue) === "object") { + if (rawValue instanceof Date) { + return rawValue; + } else { + return getRightValue(this.isHorizontal() ? rawValue.x : rawValue.y); + } + } + + // Value is good, return it + return rawValue; + }, + + // Used to get the value to display in the tooltip for the data at the given index + // function getLabelForIndex(index, datasetIndex) + getLabelForIndex: helpers.noop, + + // Used to get data value locations. Value can either be an index or a numerical value + getPixelForValue: helpers.noop, + + // Used for tick location, should + getPixelForTick: function(index, includeOffset) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var tickWidth = innerWidth / Math.max((this.ticks.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var pixel = (tickWidth * index) + this.paddingLeft; + + if (includeOffset) { + pixel += tickWidth / 2; + } + + var finalVal = this.left + Math.round(pixel); + finalVal += this.isFullWidth() ? this.margins.left : 0; + return finalVal; + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + return this.top + (index * (innerHeight / (this.ticks.length - 1))); + } + }, + + // Utility for getting the pixel location of a percentage of scale + getPixelForDecimal: function(decimal /*, includeOffset*/ ) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueOffset = (innerWidth * decimal) + this.paddingLeft; + + var finalVal = this.left + Math.round(valueOffset); + finalVal += this.isFullWidth() ? this.margins.left : 0; + return finalVal; + } else { + return this.top + (decimal * this.height); + } + }, + + // Actualy draw the scale on the canvas + // @param {rectangle} chartArea : the area of the chart to draw full grid lines on + draw: function(chartArea) { + if (this.options.display) { + + var setContextLineSettings; + var isRotated = this.labelRotation !== 0; + var skipRatio; + var scaleLabelX; + var scaleLabelY; + var useAutoskipper = this.options.ticks.autoSkip; + + + // figure out the maximum number of gridlines to show + var maxTicks; + + if (this.options.ticks.maxTicksLimit) { + maxTicks = this.options.ticks.maxTicksLimit; + } + + var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + + var scaleLabelFontColor = helpers.getValueOrDefault(this.options.scaleLabel.fontColor, Chart.defaults.global.defaultFontColor); + var scaleLabelFontSize = helpers.getValueOrDefault(this.options.scaleLabel.fontSize, Chart.defaults.global.defaultFontSize); + var scaleLabelFontStyle = helpers.getValueOrDefault(this.options.scaleLabel.fontStyle, Chart.defaults.global.defaultFontStyle); + var scaleLabelFontFamily = helpers.getValueOrDefault(this.options.scaleLabel.fontFamily, Chart.defaults.global.defaultFontFamily); + var scaleLabelFont = helpers.fontString(scaleLabelFontSize, scaleLabelFontStyle, scaleLabelFontFamily); + + var cosRotation = Math.cos(helpers.toRadians(this.labelRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.labelRotation)); + var longestRotatedLabel = this.longestLabelWidth * cosRotation; + var rotatedLabelHeight = tickFontSize * sinRotation; + + // Make sure we draw text in the correct color and font + this.ctx.fillStyle = tickFontColor; + + if (this.isHorizontal()) { + setContextLineSettings = true; + var yTickStart = this.options.position === "bottom" ? this.top : this.bottom - 10; + var yTickEnd = this.options.position === "bottom" ? this.top + 10 : this.bottom; + skipRatio = false; + + if (((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length > (this.width - (this.paddingLeft + this.paddingRight))) { + skipRatio = 1 + Math.floor((((longestRotatedLabel / 2) + this.options.ticks.autoSkipPadding) * this.ticks.length) / (this.width - (this.paddingLeft + this.paddingRight))); + } + + // if they defined a max number of ticks, + // increase skipRatio until that number is met + if (maxTicks && this.ticks.length > maxTicks) { + while (!skipRatio || this.ticks.length / (skipRatio || 1) > maxTicks) { + if (!skipRatio) { + skipRatio = 1; + } + skipRatio += 1; + } + } + + if (!useAutoskipper) { + skipRatio = false; + } + + helpers.each(this.ticks, function(label, index) { + // Blank ticks + var isLastTick = this.ticks.length === index + 1; + + // Since we always show the last tick,we need may need to hide the last shown one before + var shouldSkip = (skipRatio > 1 && index % skipRatio > 0) || (index % skipRatio === 0 && index + skipRatio > this.ticks.length); + if (shouldSkip && !isLastTick || (label === undefined || label === null)) { + return; + } + var xLineValue = this.getPixelForTick(index); // xvalues for grid lines + var xLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) + + if (this.options.gridLines.display) { + if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { + // Draw the first index specially + this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; + this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; + setContextLineSettings = true; // reset next time + } else if (setContextLineSettings) { + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + setContextLineSettings = false; + } + + xLineValue += helpers.aliasPixel(this.ctx.lineWidth); + + // Draw the label area + this.ctx.beginPath(); + + if (this.options.gridLines.drawTicks) { + this.ctx.moveTo(xLineValue, yTickStart); + this.ctx.lineTo(xLineValue, yTickEnd); + } + + // Draw the chart area + if (this.options.gridLines.drawOnChartArea) { + this.ctx.moveTo(xLineValue, chartArea.top); + this.ctx.lineTo(xLineValue, chartArea.bottom); + } + + // Need to stroke in the loop because we are potentially changing line widths & colours + this.ctx.stroke(); + } + + if (this.options.ticks.display) { + this.ctx.save(); + this.ctx.translate(xLabelValue, (isRotated) ? this.top + 12 : this.options.position === "top" ? this.bottom - 10 : this.top + 10); + this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); + this.ctx.font = tickLabelFont; + this.ctx.textAlign = (isRotated) ? "right" : "center"; + this.ctx.textBaseline = (isRotated) ? "middle" : this.options.position === "top" ? "bottom" : "top"; + this.ctx.fillText(label, 0, 0); + this.ctx.restore(); + } + }, this); + + if (this.options.scaleLabel.display) { + // Draw the scale label + this.ctx.textAlign = "center"; + this.ctx.textBaseline = 'middle'; + this.ctx.fillStyle = scaleLabelFontColor; // render in correct colour + this.ctx.font = scaleLabelFont; + + scaleLabelX = this.left + ((this.right - this.left) / 2); // midpoint of the width + scaleLabelY = this.options.position === 'bottom' ? this.bottom - (scaleLabelFontSize / 2) : this.top + (scaleLabelFontSize / 2); + + this.ctx.fillText(this.options.scaleLabel.labelString, scaleLabelX, scaleLabelY); + } + + } else { + setContextLineSettings = true; + var xTickStart = this.options.position === "right" ? this.left : this.right - 5; + var xTickEnd = this.options.position === "right" ? this.left + 5 : this.right; + + helpers.each(this.ticks, function(label, index) { + // If the callback returned a null or undefined value, do not draw this line + if (label === undefined || label === null) { + return; + } + + var yLineValue = this.getPixelForTick(index); // xvalues for grid lines + + if (this.options.gridLines.display) { + if (index === (typeof this.zeroLineIndex !== 'undefined' ? this.zeroLineIndex : 0)) { + // Draw the first index specially + this.ctx.lineWidth = this.options.gridLines.zeroLineWidth; + this.ctx.strokeStyle = this.options.gridLines.zeroLineColor; + setContextLineSettings = true; // reset next time + } else if (setContextLineSettings) { + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + setContextLineSettings = false; + } + + yLineValue += helpers.aliasPixel(this.ctx.lineWidth); + + // Draw the label area + this.ctx.beginPath(); + + if (this.options.gridLines.drawTicks) { + this.ctx.moveTo(xTickStart, yLineValue); + this.ctx.lineTo(xTickEnd, yLineValue); + } + + // Draw the chart area + if (this.options.gridLines.drawOnChartArea) { + this.ctx.moveTo(chartArea.left, yLineValue); + this.ctx.lineTo(chartArea.right, yLineValue); + } + + // Need to stroke in the loop because we are potentially changing line widths & colours + this.ctx.stroke(); + } + + if (this.options.ticks.display) { + var xLabelValue; + var yLabelValue = this.getPixelForTick(index, this.options.gridLines.offsetGridLines); // x values for ticks (need to consider offsetLabel option) + + this.ctx.save(); + + if (this.options.position === "left") { + if (this.options.ticks.mirror) { + xLabelValue = this.right + this.options.ticks.padding; + this.ctx.textAlign = "left"; + } else { + xLabelValue = this.right - this.options.ticks.padding; + this.ctx.textAlign = "right"; + } + } else { + // right side + if (this.options.ticks.mirror) { + xLabelValue = this.left - this.options.ticks.padding; + this.ctx.textAlign = "right"; + } else { + xLabelValue = this.left + this.options.ticks.padding; + this.ctx.textAlign = "left"; + } + } + + this.ctx.translate(xLabelValue, yLabelValue); + this.ctx.rotate(helpers.toRadians(this.labelRotation) * -1); + this.ctx.font = tickLabelFont; + this.ctx.textBaseline = "middle"; + this.ctx.fillText(label, 0, 0); + this.ctx.restore(); + } + }, this); + + if (this.options.scaleLabel.display) { + // Draw the scale label + scaleLabelX = this.options.position === 'left' ? this.left + (scaleLabelFontSize / 2) : this.right - (scaleLabelFontSize / 2); + scaleLabelY = this.top + ((this.bottom - this.top) / 2); + var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; + + this.ctx.save(); + this.ctx.translate(scaleLabelX, scaleLabelY); + this.ctx.rotate(rotation); + this.ctx.textAlign = "center"; + this.ctx.fillStyle =scaleLabelFontColor; // render in correct colour + this.ctx.font = scaleLabelFont; + this.ctx.textBaseline = 'middle'; + this.ctx.fillText(this.options.scaleLabel.labelString, 0, 0); + this.ctx.restore(); + } + } + + // Draw the line at the edge of the axis + this.ctx.lineWidth = this.options.gridLines.lineWidth; + this.ctx.strokeStyle = this.options.gridLines.color; + var x1 = this.left, + x2 = this.right, + y1 = this.top, + y2 = this.bottom; + + if (this.isHorizontal()) { + y1 = y2 = this.options.position === 'top' ? this.bottom : this.top; + y1 += helpers.aliasPixel(this.ctx.lineWidth); + y2 += helpers.aliasPixel(this.ctx.lineWidth); + } else { + x1 = x2 = this.options.position === 'left' ? this.right : this.left; + x1 += helpers.aliasPixel(this.ctx.lineWidth); + x2 += helpers.aliasPixel(this.ctx.lineWidth); + } + + this.ctx.beginPath(); + this.ctx.moveTo(x1, y1); + this.ctx.lineTo(x2, y2); + this.ctx.stroke(); + } + } + }); }; },{}],30:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.scaleService = { - // Scale registration object. Extensions can register new scale types (such as log or DB scales) and then - // use the new chart options to grab the correct scale - constructors: {}, - // Use a registration function so that we can move to an ES6 map when we no longer need to support - // old browsers - - // Scale config defaults - defaults: {}, - registerScaleType: function(type, scaleConstructor, defaults) { - this.constructors[type] = scaleConstructor; - this.defaults[type] = helpers.clone(defaults); - }, - getScaleConstructor: function(type) { - return this.constructors.hasOwnProperty(type) ? this.constructors[type] : undefined; - }, - getScaleDefaults: function(type) { - // Return the scale defaults merged with the global settings so that we always use the latest ones - return this.defaults.hasOwnProperty(type) ? helpers.scaleMerge(Chart.defaults.scale, this.defaults[type]) : {}; - }, - addScalesToLayout: function(chartInstance) { - // Adds each scale to the chart.boxes array to be sized accordingly - helpers.each(chartInstance.scales, function(scale) { - Chart.layoutService.addBox(chartInstance, scale); - }); - } - }; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.scaleService = { + // Scale registration object. Extensions can register new scale types (such as log or DB scales) and then + // use the new chart options to grab the correct scale + constructors: {}, + // Use a registration function so that we can move to an ES6 map when we no longer need to support + // old browsers + + // Scale config defaults + defaults: {}, + registerScaleType: function(type, scaleConstructor, defaults) { + this.constructors[type] = scaleConstructor; + this.defaults[type] = helpers.clone(defaults); + }, + getScaleConstructor: function(type) { + return this.constructors.hasOwnProperty(type) ? this.constructors[type] : undefined; + }, + getScaleDefaults: function(type) { + // Return the scale defaults merged with the global settings so that we always use the latest ones + return this.defaults.hasOwnProperty(type) ? helpers.scaleMerge(Chart.defaults.scale, this.defaults[type]) : {}; + }, + addScalesToLayout: function(chartInstance) { + // Adds each scale to the chart.boxes array to be sized accordingly + helpers.each(chartInstance.scales, function(scale) { + Chart.layoutService.addBox(chartInstance, scale); + }); + } + }; }; },{}],31:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.title = { - display: false, - position: 'top', - fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) - - fontStyle: 'bold', - padding: 10, - - // actual title - text: '' - }; - - Chart.Title = Chart.Element.extend({ - - initialize: function(config) { - helpers.extend(this, config); - this.options = helpers.configMerge(Chart.defaults.global.title, config.options); - - // Contains hit boxes for each dataset (in dataset order) - this.legendHitBoxes = []; - }, - - // These methods are ordered by lifecyle. Utilities then follow. - - beforeUpdate: helpers.noop, - update: function(maxWidth, maxHeight, margins) { - - // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) - this.beforeUpdate(); - - // Absorb the master measurements - this.maxWidth = maxWidth; - this.maxHeight = maxHeight; - this.margins = margins; - - // Dimensions - this.beforeSetDimensions(); - this.setDimensions(); - this.afterSetDimensions(); - // Labels - this.beforeBuildLabels(); - this.buildLabels(); - this.afterBuildLabels(); - - // Fit - this.beforeFit(); - this.fit(); - this.afterFit(); - // - this.afterUpdate(); - - return this.minSize; - - }, - afterUpdate: helpers.noop, - - // - - beforeSetDimensions: helpers.noop, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - if (this.isHorizontal()) { - // Reset position before calculating rotation - this.width = this.maxWidth; - this.left = 0; - this.right = this.width; - } else { - this.height = this.maxHeight; - - // Reset position before calculating rotation - this.top = 0; - this.bottom = this.height; - } - - // Reset padding - this.paddingLeft = 0; - this.paddingTop = 0; - this.paddingRight = 0; - this.paddingBottom = 0; - - // Reset minSize - this.minSize = { - width: 0, - height: 0 - }; - }, - afterSetDimensions: helpers.noop, - - // - - beforeBuildLabels: helpers.noop, - buildLabels: helpers.noop, - afterBuildLabels: helpers.noop, - - // - - beforeFit: helpers.noop, - fit: function() { - - var ctx = this.ctx; - var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); - var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - // Width - if (this.isHorizontal()) { - this.minSize.width = this.maxWidth; // fill all the width - } else { - this.minSize.width = 0; - } - - // height - if (this.isHorizontal()) { - this.minSize.height = 0; - } else { - this.minSize.height = this.maxHeight; // fill all the height - } - - // Increase sizes here - if (this.isHorizontal()) { - - // Title - if (this.options.display) { - this.minSize.height += fontSize + (this.options.padding * 2); - } - } else { - if (this.options.display) { - this.minSize.width += fontSize + (this.options.padding * 2); - } - } - - this.width = this.minSize.width; - this.height = this.minSize.height; - - }, - afterFit: helpers.noop, - - // Shared Methods - isHorizontal: function() { - return this.options.position === "top" || this.options.position === "bottom"; - }, - - // Actualy draw the title block on the canvas - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - var titleX, titleY; - - var fontColor = helpers.getValueOrDefault(this.options.fontColor, Chart.defaults.global.defaultFontColor); - var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); - var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); - var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); - var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); - - ctx.fillStyle = fontColor; // render in correct colour - ctx.font = titleFont; - - // Horizontal - if (this.isHorizontal()) { - // Title - ctx.textAlign = "center"; - ctx.textBaseline = 'middle'; - - titleX = this.left + ((this.right - this.left) / 2); // midpoint of the width - titleY = this.top + ((this.bottom - this.top) / 2); // midpoint of the height - - ctx.fillText(this.options.text, titleX, titleY); - } else { - - // Title - titleX = this.options.position === 'left' ? this.left + (fontSize / 2) : this.right - (fontSize / 2); - titleY = this.top + ((this.bottom - this.top) / 2); - var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; - - ctx.save(); - ctx.translate(titleX, titleY); - ctx.rotate(rotation); - ctx.textAlign = "center"; - ctx.textBaseline = 'middle'; - ctx.fillText(this.options.text, 0, 0); - ctx.restore(); - } - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.title = { + display: false, + position: 'top', + fullWidth: true, // marks that this box should take the full width of the canvas (pushing down other boxes) + + fontStyle: 'bold', + padding: 10, + + // actual title + text: '' + }; + + Chart.Title = Chart.Element.extend({ + + initialize: function(config) { + helpers.extend(this, config); + this.options = helpers.configMerge(Chart.defaults.global.title, config.options); + + // Contains hit boxes for each dataset (in dataset order) + this.legendHitBoxes = []; + }, + + // These methods are ordered by lifecyle. Utilities then follow. + + beforeUpdate: helpers.noop, + update: function(maxWidth, maxHeight, margins) { + + // Update Lifecycle - Probably don't want to ever extend or overwrite this function ;) + this.beforeUpdate(); + + // Absorb the master measurements + this.maxWidth = maxWidth; + this.maxHeight = maxHeight; + this.margins = margins; + + // Dimensions + this.beforeSetDimensions(); + this.setDimensions(); + this.afterSetDimensions(); + // Labels + this.beforeBuildLabels(); + this.buildLabels(); + this.afterBuildLabels(); + + // Fit + this.beforeFit(); + this.fit(); + this.afterFit(); + // + this.afterUpdate(); + + return this.minSize; + + }, + afterUpdate: helpers.noop, + + // + + beforeSetDimensions: helpers.noop, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + if (this.isHorizontal()) { + // Reset position before calculating rotation + this.width = this.maxWidth; + this.left = 0; + this.right = this.width; + } else { + this.height = this.maxHeight; + + // Reset position before calculating rotation + this.top = 0; + this.bottom = this.height; + } + + // Reset padding + this.paddingLeft = 0; + this.paddingTop = 0; + this.paddingRight = 0; + this.paddingBottom = 0; + + // Reset minSize + this.minSize = { + width: 0, + height: 0 + }; + }, + afterSetDimensions: helpers.noop, + + // + + beforeBuildLabels: helpers.noop, + buildLabels: helpers.noop, + afterBuildLabels: helpers.noop, + + // + + beforeFit: helpers.noop, + fit: function() { + + var ctx = this.ctx; + var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); + var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + // Width + if (this.isHorizontal()) { + this.minSize.width = this.maxWidth; // fill all the width + } else { + this.minSize.width = 0; + } + + // height + if (this.isHorizontal()) { + this.minSize.height = 0; + } else { + this.minSize.height = this.maxHeight; // fill all the height + } + + // Increase sizes here + if (this.isHorizontal()) { + + // Title + if (this.options.display) { + this.minSize.height += fontSize + (this.options.padding * 2); + } + } else { + if (this.options.display) { + this.minSize.width += fontSize + (this.options.padding * 2); + } + } + + this.width = this.minSize.width; + this.height = this.minSize.height; + + }, + afterFit: helpers.noop, + + // Shared Methods + isHorizontal: function() { + return this.options.position === "top" || this.options.position === "bottom"; + }, + + // Actualy draw the title block on the canvas + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + var titleX, titleY; + + var fontColor = helpers.getValueOrDefault(this.options.fontColor, Chart.defaults.global.defaultFontColor); + var fontSize = helpers.getValueOrDefault(this.options.fontSize, Chart.defaults.global.defaultFontSize); + var fontStyle = helpers.getValueOrDefault(this.options.fontStyle, Chart.defaults.global.defaultFontStyle); + var fontFamily = helpers.getValueOrDefault(this.options.fontFamily, Chart.defaults.global.defaultFontFamily); + var titleFont = helpers.fontString(fontSize, fontStyle, fontFamily); + + ctx.fillStyle = fontColor; // render in correct colour + ctx.font = titleFont; + + // Horizontal + if (this.isHorizontal()) { + // Title + ctx.textAlign = "center"; + ctx.textBaseline = 'middle'; + + titleX = this.left + ((this.right - this.left) / 2); // midpoint of the width + titleY = this.top + ((this.bottom - this.top) / 2); // midpoint of the height + + ctx.fillText(this.options.text, titleX, titleY); + } else { + + // Title + titleX = this.options.position === 'left' ? this.left + (fontSize / 2) : this.right - (fontSize / 2); + titleY = this.top + ((this.bottom - this.top) / 2); + var rotation = this.options.position === 'left' ? -0.5 * Math.PI : 0.5 * Math.PI; + + ctx.save(); + ctx.translate(titleX, titleY); + ctx.rotate(rotation); + ctx.textAlign = "center"; + ctx.textBaseline = 'middle'; + ctx.fillText(this.options.text, 0, 0); + ctx.restore(); + } + } + } + }); }; },{}],32:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.tooltips = { - enabled: true, - custom: null, - mode: 'single', - backgroundColor: "rgba(0,0,0,0.8)", - titleFontStyle: "bold", - titleSpacing: 2, - titleMarginBottom: 6, - titleColor: "#fff", - titleAlign: "left", - bodySpacing: 2, - bodyColor: "#fff", - bodyAlign: "left", - footerFontStyle: "bold", - footerSpacing: 2, - footerMarginTop: 6, - footerColor: "#fff", - footerAlign: "left", - yPadding: 6, - xPadding: 6, - yAlign : 'center', - xAlign : 'center', - caretSize: 5, - cornerRadius: 6, - multiKeyBackground: '#fff', - callbacks: { - // Args are: (tooltipItems, data) - beforeTitle: helpers.noop, - title: function(tooltipItems, data) { - // Pick first xLabel for now - var title = ''; - - if (tooltipItems.length > 0) { - if (tooltipItems[0].xLabel) { - title = tooltipItems[0].xLabel; - } else if (data.labels.length > 0 && tooltipItems[0].index < data.labels.length) { - title = data.labels[tooltipItems[0].index]; - } - } - - return title; - }, - afterTitle: helpers.noop, - - // Args are: (tooltipItems, data) - beforeBody: helpers.noop, - - // Args are: (tooltipItem, data) - beforeLabel: helpers.noop, - label: function(tooltipItem, data) { - var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; - return datasetLabel + ': ' + tooltipItem.yLabel; - }, - afterLabel: helpers.noop, - - // Args are: (tooltipItems, data) - afterBody: helpers.noop, - - // Args are: (tooltipItems, data) - beforeFooter: helpers.noop, - footer: helpers.noop, - afterFooter: helpers.noop - } - }; - - // Helper to push or concat based on if the 2nd parameter is an array or not - function pushOrConcat(base, toPush) { - if (toPush) { - if (helpers.isArray(toPush)) { - base = base.concat(toPush); - } else { - base.push(toPush); - } - } - - return base; - } - - Chart.Tooltip = Chart.Element.extend({ - initialize: function() { - var options = this._options; - helpers.extend(this, { - _model: { - // Positioning - xPadding: options.tooltips.xPadding, - yPadding: options.tooltips.yPadding, - xAlign : options.tooltips.yAlign, - yAlign : options.tooltips.xAlign, - - // Body - bodyColor: options.tooltips.bodyColor, - _bodyFontFamily: helpers.getValueOrDefault(options.tooltips.bodyFontFamily, Chart.defaults.global.defaultFontFamily), - _bodyFontStyle: helpers.getValueOrDefault(options.tooltips.bodyFontStyle, Chart.defaults.global.defaultFontStyle), - _bodyAlign: options.tooltips.bodyAlign, - bodyFontSize: helpers.getValueOrDefault(options.tooltips.bodyFontSize, Chart.defaults.global.defaultFontSize), - bodySpacing: options.tooltips.bodySpacing, - - // Title - titleColor: options.tooltips.titleColor, - _titleFontFamily: helpers.getValueOrDefault(options.tooltips.titleFontFamily, Chart.defaults.global.defaultFontFamily), - _titleFontStyle: helpers.getValueOrDefault(options.tooltips.titleFontStyle, Chart.defaults.global.defaultFontStyle), - titleFontSize: helpers.getValueOrDefault(options.tooltips.titleFontSize, Chart.defaults.global.defaultFontSize), - _titleAlign: options.tooltips.titleAlign, - titleSpacing: options.tooltips.titleSpacing, - titleMarginBottom: options.tooltips.titleMarginBottom, - - // Footer - footerColor: options.tooltips.footerColor, - _footerFontFamily: helpers.getValueOrDefault(options.tooltips.footerFontFamily, Chart.defaults.global.defaultFontFamily), - _footerFontStyle: helpers.getValueOrDefault(options.tooltips.footerFontStyle, Chart.defaults.global.defaultFontStyle), - footerFontSize: helpers.getValueOrDefault(options.tooltips.footerFontSize, Chart.defaults.global.defaultFontSize), - _footerAlign: options.tooltips.footerAlign, - footerSpacing: options.tooltips.footerSpacing, - footerMarginTop: options.tooltips.footerMarginTop, - - // Appearance - caretSize: options.tooltips.caretSize, - cornerRadius: options.tooltips.cornerRadius, - backgroundColor: options.tooltips.backgroundColor, - opacity: 0, - legendColorBackground: options.tooltips.multiKeyBackground - } - }); - }, - - // Get the title - // Args are: (tooltipItem, data) - getTitle: function() { - var beforeTitle = this._options.tooltips.callbacks.beforeTitle.apply(this, arguments), - title = this._options.tooltips.callbacks.title.apply(this, arguments), - afterTitle = this._options.tooltips.callbacks.afterTitle.apply(this, arguments); - - var lines = []; - lines = pushOrConcat(lines, beforeTitle); - lines = pushOrConcat(lines, title); - lines = pushOrConcat(lines, afterTitle); - - return lines; - }, - - // Args are: (tooltipItem, data) - getBeforeBody: function() { - var lines = this._options.tooltips.callbacks.beforeBody.apply(this, arguments); - return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; - }, - - // Args are: (tooltipItem, data) - getBody: function(tooltipItems, data) { - var lines = []; - - helpers.each(tooltipItems, function(bodyItem) { - helpers.pushAllIfDefined(this._options.tooltips.callbacks.beforeLabel.call(this, bodyItem, data), lines); - helpers.pushAllIfDefined(this._options.tooltips.callbacks.label.call(this, bodyItem, data), lines); - helpers.pushAllIfDefined(this._options.tooltips.callbacks.afterLabel.call(this, bodyItem, data), lines); - }, this); - - return lines; - }, - - // Args are: (tooltipItem, data) - getAfterBody: function() { - var lines = this._options.tooltips.callbacks.afterBody.apply(this, arguments); - return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; - }, - - // Get the footer and beforeFooter and afterFooter lines - // Args are: (tooltipItem, data) - getFooter: function() { - var beforeFooter = this._options.tooltips.callbacks.beforeFooter.apply(this, arguments); - var footer = this._options.tooltips.callbacks.footer.apply(this, arguments); - var afterFooter = this._options.tooltips.callbacks.afterFooter.apply(this, arguments); - - var lines = []; - lines = pushOrConcat(lines, beforeFooter); - lines = pushOrConcat(lines, footer); - lines = pushOrConcat(lines, afterFooter); - - return lines; - }, - - getAveragePosition: function(elements) { - - if (!elements.length) { - return false; - } - - var xPositions = []; - var yPositions = []; - - helpers.each(elements, function(el) { - if (el) { - var pos = el.tooltipPosition(); - xPositions.push(pos.x); - yPositions.push(pos.y); - } - }); - - var x = 0, - y = 0; - for (var i = 0; i < xPositions.length; i++) { - x += xPositions[i]; - y += yPositions[i]; - } - - return { - x: Math.round(x / xPositions.length), - y: Math.round(y / xPositions.length) - }; - - }, - - update: function(changed) { - if (this._active.length) { - this._model.opacity = 1; - - var element = this._active[0], - labelColors = [], - tooltipPosition; - - var tooltipItems = []; - - if (this._options.tooltips.mode === 'single') { - var yScale = element._yScale || element._scale; // handle radar || polarArea charts - tooltipItems.push({ - xLabel: element._xScale ? element._xScale.getLabelForIndex(element._index, element._datasetIndex) : '', - yLabel: yScale ? yScale.getLabelForIndex(element._index, element._datasetIndex) : '', - index: element._index, - datasetIndex: element._datasetIndex - }); - tooltipPosition = this.getAveragePosition(this._active); - } else { - helpers.each(this._data.datasets, function(dataset, datasetIndex) { - if (!helpers.isDatasetVisible(dataset)) { - return; - } - var currentElement = dataset.metaData[element._index]; - if (currentElement) { - var yScale = element._yScale || element._scale; // handle radar || polarArea charts - - tooltipItems.push({ - xLabel: currentElement._xScale ? currentElement._xScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', - yLabel: yScale ? yScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', - index: element._index, - datasetIndex: datasetIndex - }); - } - }, null, element._yScale.options.stacked); - - helpers.each(this._active, function(active) { - if (active) { - labelColors.push({ - borderColor: active._view.borderColor, - backgroundColor: active._view.backgroundColor - }); - } - }, null, element._yScale.options.stacked); - - tooltipPosition = this.getAveragePosition(this._active); - tooltipPosition.y = this._active[0]._yScale.getPixelForDecimal(0.5); - } - - // Build the Text Lines - helpers.extend(this._model, { - title: this.getTitle(tooltipItems, this._data), - beforeBody: this.getBeforeBody(tooltipItems, this._data), - body: this.getBody(tooltipItems, this._data), - afterBody: this.getAfterBody(tooltipItems, this._data), - footer: this.getFooter(tooltipItems, this._data) - }); - - helpers.extend(this._model, { - x: Math.round(tooltipPosition.x), - y: Math.round(tooltipPosition.y), - caretPadding: helpers.getValueOrDefault(tooltipPosition.padding, 2), - labelColors: labelColors - }); - - // We need to determine alignment of - var tooltipSize = this.getTooltipSize(this._model); - this.determineAlignment(tooltipSize); // Smart Tooltip placement to stay on the canvas - - helpers.extend(this._model, this.getBackgroundPoint(this._model, tooltipSize)); - } else { - this._model.opacity = 0; - } - - if (changed && this._options.tooltips.custom) { - this._options.tooltips.custom.call(this, this._model); - } - - return this; - }, - getTooltipSize: function getTooltipSize(vm) { - var ctx = this._chart.ctx; - - var size = { - height: vm.yPadding * 2, // Tooltip Padding - width: 0 - }; - var combinedBodyLength = vm.body.length + vm.beforeBody.length + vm.afterBody.length; - - size.height += vm.title.length * vm.titleFontSize; // Title Lines - size.height += (vm.title.length - 1) * vm.titleSpacing; // Title Line Spacing - size.height += vm.title.length ? vm.titleMarginBottom : 0; // Title's bottom Margin - size.height += combinedBodyLength * vm.bodyFontSize; // Body Lines - size.height += combinedBodyLength ? (combinedBodyLength - 1) * vm.bodySpacing : 0; // Body Line Spacing - size.height += vm.footer.length ? vm.footerMarginTop : 0; // Footer Margin - size.height += vm.footer.length * (vm.footerFontSize); // Footer Lines - size.height += vm.footer.length ? (vm.footer.length - 1) * vm.footerSpacing : 0; // Footer Line Spacing - - // Width - ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); - helpers.each(vm.title, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - - ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); - helpers.each(vm.beforeBody.concat(vm.afterBody), function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - helpers.each(vm.body, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0)); - }, this); - - ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); - helpers.each(vm.footer, function(line) { - size.width = Math.max(size.width, ctx.measureText(line).width); - }); - size.width += 2 * vm.xPadding; - - return size; - }, - determineAlignment: function determineAlignment(size) { - if (this._model.y < size.height) { - this._model.yAlign = 'top'; - } else if (this._model.y > (this._chart.height - size.height)) { - this._model.yAlign = 'bottom'; - } - - var lf, rf; // functions to determine left, right alignment - var olf, orf; // functions to determine if left/right alignment causes tooltip to go outside chart - var yf; // function to get the y alignment if the tooltip goes outside of the left or right edges - var _this = this; - var midX = (this._chartInstance.chartArea.left + this._chartInstance.chartArea.right) / 2; - var midY = (this._chartInstance.chartArea.top + this._chartInstance.chartArea.bottom) / 2; - - if (this._model.yAlign === 'center') { - lf = function(x) { - return x <= midX; - }; - rf = function(x) { - return x > midX; - }; - } else { - lf = function(x) { - return x <= (size.width / 2); - }; - rf = function(x) { - return x >= (_this._chart.width - (size.width / 2)); - }; - } - - olf = function(x) { - return x + size.width > _this._chart.width; - }; - orf = function(x) { - return x - size.width < 0; - }; - yf = function(y) { - return y <= midY ? 'top' : 'bottom'; - }; - - if (lf(this._model.x)) { - this._model.xAlign = 'left'; - - // Is tooltip too wide and goes over the right side of the chart.? - if (olf(this._model.x)) { - this._model.xAlign = 'center'; - this._model.yAlign = yf(this._model.y); - } - } else if (rf(this._model.x)) { - this._model.xAlign = 'right'; - - // Is tooltip too wide and goes outside left edge of canvas? - if (orf(this._model.x)) { - this._model.xAlign = 'center'; - this._model.yAlign = yf(this._model.y); - } - } - }, - getBackgroundPoint: function getBackgroundPoint(vm, size) { - // Background Position - var pt = { - x: vm.x, - y: vm.y - }; - - if (vm.xAlign === 'right') { - pt.x -= size.width; - } else if (vm.xAlign === 'center') { - pt.x -= (size.width / 2); - } - - if (vm.yAlign === 'top') { - pt.y += vm.caretPadding + vm.caretSize; - } else if (vm.yAlign === 'bottom') { - pt.y -= size.height + vm.caretPadding + vm.caretSize; - } else { - pt.y -= (size.height / 2); - } - - if (vm.yAlign === 'center') { - if (vm.xAlign === 'left') { - pt.x += vm.caretPadding + vm.caretSize; - } else if (vm.xAlign === 'right') { - pt.x -= vm.caretPadding + vm.caretSize; - } - } else { - if (vm.xAlign === 'left') { - pt.x -= vm.cornerRadius + vm.caretPadding; - } else if (vm.xAlign === 'right') { - pt.x += vm.cornerRadius + vm.caretPadding; - } - } - - return pt; - }, - drawCaret: function drawCaret(tooltipPoint, size, opacity, caretPadding) { - var vm = this._view; - var ctx = this._chart.ctx; - var x1, x2, x3; - var y1, y2, y3; - - if (vm.yAlign === 'center') { - // Left or right side - if (vm.xAlign === 'left') { - x1 = tooltipPoint.x; - x2 = x1 - vm.caretSize; - x3 = x1; - } else { - x1 = tooltipPoint.x + size.width; - x2 = x1 + vm.caretSize; - x3 = x1; - } - - y2 = tooltipPoint.y + (size.height / 2); - y1 = y2 - vm.caretSize; - y3 = y2 + vm.caretSize; - } else { - if (vm.xAlign === 'left') { - x1 = tooltipPoint.x + vm.cornerRadius; - x2 = x1 + vm.caretSize; - x3 = x2 + vm.caretSize; - } else if (vm.xAlign === 'right') { - x1 = tooltipPoint.x + size.width - vm.cornerRadius; - x2 = x1 - vm.caretSize; - x3 = x2 - vm.caretSize; - } else { - x2 = tooltipPoint.x + (size.width / 2); - x1 = x2 - vm.caretSize; - x3 = x2 + vm.caretSize; - } - - if (vm.yAlign === 'top') { - y1 = tooltipPoint.y; - y2 = y1 - vm.caretSize; - y3 = y1; - } else { - y1 = tooltipPoint.y + size.height; - y2 = y1 + vm.caretSize; - y3 = y1; - } - } - - var bgColor = helpers.color(vm.backgroundColor); - ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); - ctx.beginPath(); - ctx.moveTo(x1, y1); - ctx.lineTo(x2, y2); - ctx.lineTo(x3, y3); - ctx.closePath(); - ctx.fill(); - }, - drawTitle: function drawTitle(pt, vm, ctx, opacity) { - if (vm.title.length) { - ctx.textAlign = vm._titleAlign; - ctx.textBaseline = "top"; - - var titleColor = helpers.color(vm.titleColor); - ctx.fillStyle = titleColor.alpha(opacity * titleColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); - - helpers.each(vm.title, function(title, i) { - ctx.fillText(title, pt.x, pt.y); - pt.y += vm.titleFontSize + vm.titleSpacing; // Line Height and spacing - - if (i + 1 === vm.title.length) { - pt.y += vm.titleMarginBottom - vm.titleSpacing; // If Last, add margin, remove spacing - } - }); - } - }, - drawBody: function drawBody(pt, vm, ctx, opacity) { - ctx.textAlign = vm._bodyAlign; - ctx.textBaseline = "top"; - - var bodyColor = helpers.color(vm.bodyColor); - ctx.fillStyle = bodyColor.alpha(opacity * bodyColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); - - // Before Body - helpers.each(vm.beforeBody, function(beforeBody) { - ctx.fillText(beforeBody, pt.x, pt.y); - pt.y += vm.bodyFontSize + vm.bodySpacing; - }); - - helpers.each(vm.body, function(body, i) { - // Draw Legend-like boxes if needed - if (this._options.tooltips.mode !== 'single') { - // Fill a white rect so that colours merge nicely if the opacity is < 1 - ctx.fillStyle = helpers.color(vm.legendColorBackground).alpha(opacity).rgbaString(); - ctx.fillRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); - - // Border - ctx.strokeStyle = helpers.color(vm.labelColors[i].borderColor).alpha(opacity).rgbaString(); - ctx.strokeRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); - - // Inner square - ctx.fillStyle = helpers.color(vm.labelColors[i].backgroundColor).alpha(opacity).rgbaString(); - ctx.fillRect(pt.x + 1, pt.y + 1, vm.bodyFontSize - 2, vm.bodyFontSize - 2); - - ctx.fillStyle = helpers.color(vm.bodyColor).alpha(opacity).rgbaString(); // Return fill style for text - } - - // Body Line - ctx.fillText(body, pt.x + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0), pt.y); - - pt.y += vm.bodyFontSize + vm.bodySpacing; - }, this); - - // After Body - helpers.each(vm.afterBody, function(afterBody) { - ctx.fillText(afterBody, pt.x, pt.y); - pt.y += vm.bodyFontSize; - }); - - pt.y -= vm.bodySpacing; // Remove last body spacing - }, - drawFooter: function drawFooter(pt, vm, ctx, opacity) { - if (vm.footer.length) { - pt.y += vm.footerMarginTop; - - ctx.textAlign = vm._footerAlign; - ctx.textBaseline = "top"; - - var footerColor = helpers.color(vm.footerColor); - ctx.fillStyle = footerColor.alpha(opacity * footerColor.alpha()).rgbString(); - ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); - - helpers.each(vm.footer, function(footer) { - ctx.fillText(footer, pt.x, pt.y); - pt.y += vm.footerFontSize + vm.footerSpacing; - }); - } - }, - draw: function draw() { - var ctx = this._chart.ctx; - var vm = this._view; - - if (vm.opacity === 0) { - return; - } - - var caretPadding = vm.caretPadding; - var tooltipSize = this.getTooltipSize(vm); - var pt = { - x: vm.x, - y: vm.y - }; - - // IE11/Edge does not like very small opacities, so snap to 0 - var opacity = Math.abs(vm.opacity < 1e-3) ? 0 : vm.opacity; - - if (this._options.tooltips.enabled) { - // Draw Background - var bgColor = helpers.color(vm.backgroundColor); - ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); - helpers.drawRoundedRectangle(ctx, pt.x, pt.y, tooltipSize.width, tooltipSize.height, vm.cornerRadius); - ctx.fill(); - - // Draw Caret - this.drawCaret(pt, tooltipSize, opacity, caretPadding); - - // Draw Title, Body, and Footer - pt.x += vm.xPadding; - pt.y += vm.yPadding; - - // Titles - this.drawTitle(pt, vm, ctx, opacity); - - // Body - this.drawBody(pt, vm, ctx, opacity); - - // Footer - this.drawFooter(pt, vm, ctx, opacity); - } - } - }); -}; +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.tooltips = { + enabled: true, + custom: null, + mode: 'single', + backgroundColor: "rgba(0,0,0,0.8)", + titleFontStyle: "bold", + titleSpacing: 2, + titleMarginBottom: 6, + titleColor: "#fff", + titleAlign: "left", + bodySpacing: 2, + bodyColor: "#fff", + bodyAlign: "left", + footerFontStyle: "bold", + footerSpacing: 2, + footerMarginTop: 6, + footerColor: "#fff", + footerAlign: "left", + yPadding: 6, + xPadding: 6, + yAlign : 'center', + xAlign : 'center', + caretSize: 5, + cornerRadius: 6, + multiKeyBackground: '#fff', + callbacks: { + // Args are: (tooltipItems, data) + beforeTitle: helpers.noop, + title: function(tooltipItems, data) { + // Pick first xLabel for now + var title = ''; + + if (tooltipItems.length > 0) { + if (tooltipItems[0].xLabel) { + title = tooltipItems[0].xLabel; + } else if (data.labels.length > 0 && tooltipItems[0].index < data.labels.length) { + title = data.labels[tooltipItems[0].index]; + } + } + + return title; + }, + afterTitle: helpers.noop, + + // Args are: (tooltipItems, data) + beforeBody: helpers.noop, + + // Args are: (tooltipItem, data) + beforeLabel: helpers.noop, + label: function(tooltipItem, data) { + var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || ''; + return datasetLabel + ': ' + tooltipItem.yLabel; + }, + afterLabel: helpers.noop, + + // Args are: (tooltipItems, data) + afterBody: helpers.noop, + + // Args are: (tooltipItems, data) + beforeFooter: helpers.noop, + footer: helpers.noop, + afterFooter: helpers.noop + } + }; + + // Helper to push or concat based on if the 2nd parameter is an array or not + function pushOrConcat(base, toPush) { + if (toPush) { + if (helpers.isArray(toPush)) { + base = base.concat(toPush); + } else { + base.push(toPush); + } + } + + return base; + } + + Chart.Tooltip = Chart.Element.extend({ + initialize: function() { + var options = this._options; + helpers.extend(this, { + _model: { + // Positioning + xPadding: options.tooltips.xPadding, + yPadding: options.tooltips.yPadding, + xAlign : options.tooltips.yAlign, + yAlign : options.tooltips.xAlign, + + // Body + bodyColor: options.tooltips.bodyColor, + _bodyFontFamily: helpers.getValueOrDefault(options.tooltips.bodyFontFamily, Chart.defaults.global.defaultFontFamily), + _bodyFontStyle: helpers.getValueOrDefault(options.tooltips.bodyFontStyle, Chart.defaults.global.defaultFontStyle), + _bodyAlign: options.tooltips.bodyAlign, + bodyFontSize: helpers.getValueOrDefault(options.tooltips.bodyFontSize, Chart.defaults.global.defaultFontSize), + bodySpacing: options.tooltips.bodySpacing, + + // Title + titleColor: options.tooltips.titleColor, + _titleFontFamily: helpers.getValueOrDefault(options.tooltips.titleFontFamily, Chart.defaults.global.defaultFontFamily), + _titleFontStyle: helpers.getValueOrDefault(options.tooltips.titleFontStyle, Chart.defaults.global.defaultFontStyle), + titleFontSize: helpers.getValueOrDefault(options.tooltips.titleFontSize, Chart.defaults.global.defaultFontSize), + _titleAlign: options.tooltips.titleAlign, + titleSpacing: options.tooltips.titleSpacing, + titleMarginBottom: options.tooltips.titleMarginBottom, + + // Footer + footerColor: options.tooltips.footerColor, + _footerFontFamily: helpers.getValueOrDefault(options.tooltips.footerFontFamily, Chart.defaults.global.defaultFontFamily), + _footerFontStyle: helpers.getValueOrDefault(options.tooltips.footerFontStyle, Chart.defaults.global.defaultFontStyle), + footerFontSize: helpers.getValueOrDefault(options.tooltips.footerFontSize, Chart.defaults.global.defaultFontSize), + _footerAlign: options.tooltips.footerAlign, + footerSpacing: options.tooltips.footerSpacing, + footerMarginTop: options.tooltips.footerMarginTop, + + // Appearance + caretSize: options.tooltips.caretSize, + cornerRadius: options.tooltips.cornerRadius, + backgroundColor: options.tooltips.backgroundColor, + opacity: 0, + legendColorBackground: options.tooltips.multiKeyBackground + } + }); + }, + + // Get the title + // Args are: (tooltipItem, data) + getTitle: function() { + var beforeTitle = this._options.tooltips.callbacks.beforeTitle.apply(this, arguments), + title = this._options.tooltips.callbacks.title.apply(this, arguments), + afterTitle = this._options.tooltips.callbacks.afterTitle.apply(this, arguments); + + var lines = []; + lines = pushOrConcat(lines, beforeTitle); + lines = pushOrConcat(lines, title); + lines = pushOrConcat(lines, afterTitle); + + return lines; + }, + + // Args are: (tooltipItem, data) + getBeforeBody: function() { + var lines = this._options.tooltips.callbacks.beforeBody.apply(this, arguments); + return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; + }, + + // Args are: (tooltipItem, data) + getBody: function(tooltipItems, data) { + var lines = []; + + helpers.each(tooltipItems, function(bodyItem) { + helpers.pushAllIfDefined(this._options.tooltips.callbacks.beforeLabel.call(this, bodyItem, data), lines); + helpers.pushAllIfDefined(this._options.tooltips.callbacks.label.call(this, bodyItem, data), lines); + helpers.pushAllIfDefined(this._options.tooltips.callbacks.afterLabel.call(this, bodyItem, data), lines); + }, this); + + return lines; + }, + + // Args are: (tooltipItem, data) + getAfterBody: function() { + var lines = this._options.tooltips.callbacks.afterBody.apply(this, arguments); + return helpers.isArray(lines) ? lines : lines !== undefined ? [lines] : []; + }, + + // Get the footer and beforeFooter and afterFooter lines + // Args are: (tooltipItem, data) + getFooter: function() { + var beforeFooter = this._options.tooltips.callbacks.beforeFooter.apply(this, arguments); + var footer = this._options.tooltips.callbacks.footer.apply(this, arguments); + var afterFooter = this._options.tooltips.callbacks.afterFooter.apply(this, arguments); + + var lines = []; + lines = pushOrConcat(lines, beforeFooter); + lines = pushOrConcat(lines, footer); + lines = pushOrConcat(lines, afterFooter); + + return lines; + }, + + getAveragePosition: function(elements) { + + if (!elements.length) { + return false; + } + + var xPositions = []; + var yPositions = []; + + helpers.each(elements, function(el) { + if (el) { + var pos = el.tooltipPosition(); + xPositions.push(pos.x); + yPositions.push(pos.y); + } + }); + + var x = 0, + y = 0; + for (var i = 0; i < xPositions.length; i++) { + x += xPositions[i]; + y += yPositions[i]; + } + + return { + x: Math.round(x / xPositions.length), + y: Math.round(y / xPositions.length) + }; + + }, + + update: function(changed) { + if (this._active.length) { + this._model.opacity = 1; + + var element = this._active[0], + labelColors = [], + tooltipPosition; + + var tooltipItems = []; + + if (this._options.tooltips.mode === 'single') { + var yScale = element._yScale || element._scale; // handle radar || polarArea charts + tooltipItems.push({ + xLabel: element._xScale ? element._xScale.getLabelForIndex(element._index, element._datasetIndex) : '', + yLabel: yScale ? yScale.getLabelForIndex(element._index, element._datasetIndex) : '', + index: element._index, + datasetIndex: element._datasetIndex + }); + tooltipPosition = this.getAveragePosition(this._active); + } else { + helpers.each(this._data.datasets, function(dataset, datasetIndex) { + if (!helpers.isDatasetVisible(dataset)) { + return; + } + var currentElement = dataset.metaData[element._index]; + if (currentElement) { + var yScale = element._yScale || element._scale; // handle radar || polarArea charts + + tooltipItems.push({ + xLabel: currentElement._xScale ? currentElement._xScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', + yLabel: yScale ? yScale.getLabelForIndex(currentElement._index, currentElement._datasetIndex) : '', + index: element._index, + datasetIndex: datasetIndex + }); + } + }, null, element._yScale.options.stacked); + + helpers.each(this._active, function(active) { + if (active) { + labelColors.push({ + borderColor: active._view.borderColor, + backgroundColor: active._view.backgroundColor + }); + } + }, null, element._yScale.options.stacked); + + tooltipPosition = this.getAveragePosition(this._active); + tooltipPosition.y = this._active[0]._yScale.getPixelForDecimal(0.5); + } + + // Build the Text Lines + helpers.extend(this._model, { + title: this.getTitle(tooltipItems, this._data), + beforeBody: this.getBeforeBody(tooltipItems, this._data), + body: this.getBody(tooltipItems, this._data), + afterBody: this.getAfterBody(tooltipItems, this._data), + footer: this.getFooter(tooltipItems, this._data) + }); + + helpers.extend(this._model, { + x: Math.round(tooltipPosition.x), + y: Math.round(tooltipPosition.y), + caretPadding: helpers.getValueOrDefault(tooltipPosition.padding, 2), + labelColors: labelColors + }); + + // We need to determine alignment of + var tooltipSize = this.getTooltipSize(this._model); + this.determineAlignment(tooltipSize); // Smart Tooltip placement to stay on the canvas + + helpers.extend(this._model, this.getBackgroundPoint(this._model, tooltipSize)); + } else { + this._model.opacity = 0; + } + + if (changed && this._options.tooltips.custom) { + this._options.tooltips.custom.call(this, this._model); + } + + return this; + }, + getTooltipSize: function getTooltipSize(vm) { + var ctx = this._chart.ctx; + + var size = { + height: vm.yPadding * 2, // Tooltip Padding + width: 0 + }; + var combinedBodyLength = vm.body.length + vm.beforeBody.length + vm.afterBody.length; + + size.height += vm.title.length * vm.titleFontSize; // Title Lines + size.height += (vm.title.length - 1) * vm.titleSpacing; // Title Line Spacing + size.height += vm.title.length ? vm.titleMarginBottom : 0; // Title's bottom Margin + size.height += combinedBodyLength * vm.bodyFontSize; // Body Lines + size.height += combinedBodyLength ? (combinedBodyLength - 1) * vm.bodySpacing : 0; // Body Line Spacing + size.height += vm.footer.length ? vm.footerMarginTop : 0; // Footer Margin + size.height += vm.footer.length * (vm.footerFontSize); // Footer Lines + size.height += vm.footer.length ? (vm.footer.length - 1) * vm.footerSpacing : 0; // Footer Line Spacing + + // Width + ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); + helpers.each(vm.title, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + + ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); + helpers.each(vm.beforeBody.concat(vm.afterBody), function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + helpers.each(vm.body, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0)); + }, this); + + ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); + helpers.each(vm.footer, function(line) { + size.width = Math.max(size.width, ctx.measureText(line).width); + }); + size.width += 2 * vm.xPadding; + + return size; + }, + determineAlignment: function determineAlignment(size) { + if (this._model.y < size.height) { + this._model.yAlign = 'top'; + } else if (this._model.y > (this._chart.height - size.height)) { + this._model.yAlign = 'bottom'; + } + + var lf, rf; // functions to determine left, right alignment + var olf, orf; // functions to determine if left/right alignment causes tooltip to go outside chart + var yf; // function to get the y alignment if the tooltip goes outside of the left or right edges + var _this = this; + var midX = (this._chartInstance.chartArea.left + this._chartInstance.chartArea.right) / 2; + var midY = (this._chartInstance.chartArea.top + this._chartInstance.chartArea.bottom) / 2; + + if (this._model.yAlign === 'center') { + lf = function(x) { + return x <= midX; + }; + rf = function(x) { + return x > midX; + }; + } else { + lf = function(x) { + return x <= (size.width / 2); + }; + rf = function(x) { + return x >= (_this._chart.width - (size.width / 2)); + }; + } + + olf = function(x) { + return x + size.width > _this._chart.width; + }; + orf = function(x) { + return x - size.width < 0; + }; + yf = function(y) { + return y <= midY ? 'top' : 'bottom'; + }; + + if (lf(this._model.x)) { + this._model.xAlign = 'left'; + + // Is tooltip too wide and goes over the right side of the chart.? + if (olf(this._model.x)) { + this._model.xAlign = 'center'; + this._model.yAlign = yf(this._model.y); + } + } else if (rf(this._model.x)) { + this._model.xAlign = 'right'; + + // Is tooltip too wide and goes outside left edge of canvas? + if (orf(this._model.x)) { + this._model.xAlign = 'center'; + this._model.yAlign = yf(this._model.y); + } + } + }, + getBackgroundPoint: function getBackgroundPoint(vm, size) { + // Background Position + var pt = { + x: vm.x, + y: vm.y + }; + + if (vm.xAlign === 'right') { + pt.x -= size.width; + } else if (vm.xAlign === 'center') { + pt.x -= (size.width / 2); + } + + if (vm.yAlign === 'top') { + pt.y += vm.caretPadding + vm.caretSize; + } else if (vm.yAlign === 'bottom') { + pt.y -= size.height + vm.caretPadding + vm.caretSize; + } else { + pt.y -= (size.height / 2); + } + + if (vm.yAlign === 'center') { + if (vm.xAlign === 'left') { + pt.x += vm.caretPadding + vm.caretSize; + } else if (vm.xAlign === 'right') { + pt.x -= vm.caretPadding + vm.caretSize; + } + } else { + if (vm.xAlign === 'left') { + pt.x -= vm.cornerRadius + vm.caretPadding; + } else if (vm.xAlign === 'right') { + pt.x += vm.cornerRadius + vm.caretPadding; + } + } + + return pt; + }, + drawCaret: function drawCaret(tooltipPoint, size, opacity, caretPadding) { + var vm = this._view; + var ctx = this._chart.ctx; + var x1, x2, x3; + var y1, y2, y3; + + if (vm.yAlign === 'center') { + // Left or right side + if (vm.xAlign === 'left') { + x1 = tooltipPoint.x; + x2 = x1 - vm.caretSize; + x3 = x1; + } else { + x1 = tooltipPoint.x + size.width; + x2 = x1 + vm.caretSize; + x3 = x1; + } + + y2 = tooltipPoint.y + (size.height / 2); + y1 = y2 - vm.caretSize; + y3 = y2 + vm.caretSize; + } else { + if (vm.xAlign === 'left') { + x1 = tooltipPoint.x + vm.cornerRadius; + x2 = x1 + vm.caretSize; + x3 = x2 + vm.caretSize; + } else if (vm.xAlign === 'right') { + x1 = tooltipPoint.x + size.width - vm.cornerRadius; + x2 = x1 - vm.caretSize; + x3 = x2 - vm.caretSize; + } else { + x2 = tooltipPoint.x + (size.width / 2); + x1 = x2 - vm.caretSize; + x3 = x2 + vm.caretSize; + } + + if (vm.yAlign === 'top') { + y1 = tooltipPoint.y; + y2 = y1 - vm.caretSize; + y3 = y1; + } else { + y1 = tooltipPoint.y + size.height; + y2 = y1 + vm.caretSize; + y3 = y1; + } + } + + var bgColor = helpers.color(vm.backgroundColor); + ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); + ctx.beginPath(); + ctx.moveTo(x1, y1); + ctx.lineTo(x2, y2); + ctx.lineTo(x3, y3); + ctx.closePath(); + ctx.fill(); + }, + drawTitle: function drawTitle(pt, vm, ctx, opacity) { + if (vm.title.length) { + ctx.textAlign = vm._titleAlign; + ctx.textBaseline = "top"; + + var titleColor = helpers.color(vm.titleColor); + ctx.fillStyle = titleColor.alpha(opacity * titleColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.titleFontSize, vm._titleFontStyle, vm._titleFontFamily); + + helpers.each(vm.title, function(title, i) { + ctx.fillText(title, pt.x, pt.y); + pt.y += vm.titleFontSize + vm.titleSpacing; // Line Height and spacing + + if (i + 1 === vm.title.length) { + pt.y += vm.titleMarginBottom - vm.titleSpacing; // If Last, add margin, remove spacing + } + }); + } + }, + drawBody: function drawBody(pt, vm, ctx, opacity) { + ctx.textAlign = vm._bodyAlign; + ctx.textBaseline = "top"; + + var bodyColor = helpers.color(vm.bodyColor); + ctx.fillStyle = bodyColor.alpha(opacity * bodyColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.bodyFontSize, vm._bodyFontStyle, vm._bodyFontFamily); + + // Before Body + helpers.each(vm.beforeBody, function(beforeBody) { + ctx.fillText(beforeBody, pt.x, pt.y); + pt.y += vm.bodyFontSize + vm.bodySpacing; + }); + + helpers.each(vm.body, function(body, i) { + // Draw Legend-like boxes if needed + if (this._options.tooltips.mode !== 'single') { + // Fill a white rect so that colours merge nicely if the opacity is < 1 + ctx.fillStyle = helpers.color(vm.legendColorBackground).alpha(opacity).rgbaString(); + ctx.fillRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); + + // Border + ctx.strokeStyle = helpers.color(vm.labelColors[i].borderColor).alpha(opacity).rgbaString(); + ctx.strokeRect(pt.x, pt.y, vm.bodyFontSize, vm.bodyFontSize); + + // Inner square + ctx.fillStyle = helpers.color(vm.labelColors[i].backgroundColor).alpha(opacity).rgbaString(); + ctx.fillRect(pt.x + 1, pt.y + 1, vm.bodyFontSize - 2, vm.bodyFontSize - 2); + + ctx.fillStyle = helpers.color(vm.bodyColor).alpha(opacity).rgbaString(); // Return fill style for text + } + + // Body Line + ctx.fillText(body, pt.x + (this._options.tooltips.mode !== 'single' ? (vm.bodyFontSize + 2) : 0), pt.y); + + pt.y += vm.bodyFontSize + vm.bodySpacing; + }, this); + + // After Body + helpers.each(vm.afterBody, function(afterBody) { + ctx.fillText(afterBody, pt.x, pt.y); + pt.y += vm.bodyFontSize; + }); + + pt.y -= vm.bodySpacing; // Remove last body spacing + }, + drawFooter: function drawFooter(pt, vm, ctx, opacity) { + if (vm.footer.length) { + pt.y += vm.footerMarginTop; + + ctx.textAlign = vm._footerAlign; + ctx.textBaseline = "top"; + + var footerColor = helpers.color(vm.footerColor); + ctx.fillStyle = footerColor.alpha(opacity * footerColor.alpha()).rgbString(); + ctx.font = helpers.fontString(vm.footerFontSize, vm._footerFontStyle, vm._footerFontFamily); + + helpers.each(vm.footer, function(footer) { + ctx.fillText(footer, pt.x, pt.y); + pt.y += vm.footerFontSize + vm.footerSpacing; + }); + } + }, + draw: function draw() { + var ctx = this._chart.ctx; + var vm = this._view; + + if (vm.opacity === 0) { + return; + } + + var caretPadding = vm.caretPadding; + var tooltipSize = this.getTooltipSize(vm); + var pt = { + x: vm.x, + y: vm.y + }; + + // IE11/Edge does not like very small opacities, so snap to 0 + var opacity = Math.abs(vm.opacity < 1e-3) ? 0 : vm.opacity; + + if (this._options.tooltips.enabled) { + // Draw Background + var bgColor = helpers.color(vm.backgroundColor); + ctx.fillStyle = bgColor.alpha(opacity * bgColor.alpha()).rgbString(); + helpers.drawRoundedRectangle(ctx, pt.x, pt.y, tooltipSize.width, tooltipSize.height, vm.cornerRadius); + ctx.fill(); + + // Draw Caret + this.drawCaret(pt, tooltipSize, opacity, caretPadding); + + // Draw Title, Body, and Footer + pt.x += vm.xPadding; + pt.y += vm.yPadding; + + // Titles + this.drawTitle(pt, vm, ctx, opacity); + + // Body + this.drawBody(pt, vm, ctx, opacity); + + // Footer + this.drawFooter(pt, vm, ctx, opacity); + } + } + }); +}; },{}],33:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart, moment) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.arc = { - backgroundColor: Chart.defaults.global.defaultColor, - borderColor: "#fff", - borderWidth: 2 - }; - - Chart.elements.Arc = Chart.Element.extend({ - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); - } else { - return false; - } - }, - inRange: function(chartX, chartY) { - - var vm = this._view; - - if (vm) { - var pointRelativePosition = helpers.getAngleFromPoint(vm, { - x: chartX, - y: chartY - }); - - // Put into the range of (-PI/2, 3PI/2] - var startAngle = vm.startAngle < (-0.5 * Math.PI) ? vm.startAngle + (2.0 * Math.PI) : vm.startAngle > (1.5 * Math.PI) ? vm.startAngle - (2.0 * Math.PI) : vm.startAngle; - var endAngle = vm.endAngle < (-0.5 * Math.PI) ? vm.endAngle + (2.0 * Math.PI) : vm.endAngle > (1.5 * Math.PI) ? vm.endAngle - (2.0 * Math.PI) : vm.endAngle; - - //Check if within the range of the open/close angle - var betweenAngles = (pointRelativePosition.angle >= startAngle && pointRelativePosition.angle <= endAngle), - withinRadius = (pointRelativePosition.distance >= vm.innerRadius && pointRelativePosition.distance <= vm.outerRadius); - - return (betweenAngles && withinRadius); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - - var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2), - rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; - return { - x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), - y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) - }; - }, - draw: function() { - - var ctx = this._chart.ctx; - var vm = this._view; - - ctx.beginPath(); - - ctx.arc(vm.x, vm.y, vm.outerRadius, vm.startAngle, vm.endAngle); - - ctx.arc(vm.x, vm.y, vm.innerRadius, vm.endAngle, vm.startAngle, true); - - ctx.closePath(); - ctx.strokeStyle = vm.borderColor; - ctx.lineWidth = vm.borderWidth; - - ctx.fillStyle = vm.backgroundColor; - - ctx.fill(); - ctx.lineJoin = 'bevel'; - - if (vm.borderWidth) { - ctx.stroke(); - } - } - }); -}; +"use strict"; + +module.exports = function(Chart, moment) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.arc = { + backgroundColor: Chart.defaults.global.defaultColor, + borderColor: "#fff", + borderWidth: 2 + }; + + Chart.elements.Arc = Chart.Element.extend({ + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hoverRadius, 2)); + } else { + return false; + } + }, + inRange: function(chartX, chartY) { + + var vm = this._view; + + if (vm) { + var pointRelativePosition = helpers.getAngleFromPoint(vm, { + x: chartX, + y: chartY + }); + + // Put into the range of (-PI/2, 3PI/2] + var startAngle = vm.startAngle < (-0.5 * Math.PI) ? vm.startAngle + (2.0 * Math.PI) : vm.startAngle > (1.5 * Math.PI) ? vm.startAngle - (2.0 * Math.PI) : vm.startAngle; + var endAngle = vm.endAngle < (-0.5 * Math.PI) ? vm.endAngle + (2.0 * Math.PI) : vm.endAngle > (1.5 * Math.PI) ? vm.endAngle - (2.0 * Math.PI) : vm.endAngle; + + //Check if within the range of the open/close angle + var betweenAngles = (pointRelativePosition.angle >= startAngle && pointRelativePosition.angle <= endAngle), + withinRadius = (pointRelativePosition.distance >= vm.innerRadius && pointRelativePosition.distance <= vm.outerRadius); + + return (betweenAngles && withinRadius); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + + var centreAngle = vm.startAngle + ((vm.endAngle - vm.startAngle) / 2), + rangeFromCentre = (vm.outerRadius - vm.innerRadius) / 2 + vm.innerRadius; + return { + x: vm.x + (Math.cos(centreAngle) * rangeFromCentre), + y: vm.y + (Math.sin(centreAngle) * rangeFromCentre) + }; + }, + draw: function() { + + var ctx = this._chart.ctx; + var vm = this._view; + + ctx.beginPath(); + + ctx.arc(vm.x, vm.y, vm.outerRadius, vm.startAngle, vm.endAngle); + + ctx.arc(vm.x, vm.y, vm.innerRadius, vm.endAngle, vm.startAngle, true); + + ctx.closePath(); + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = vm.borderWidth; + + ctx.fillStyle = vm.backgroundColor; + + ctx.fill(); + ctx.lineJoin = 'bevel'; + + if (vm.borderWidth) { + ctx.stroke(); + } + } + }); +}; },{}],34:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.line = { - tension: 0.4, - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 3, - borderColor: Chart.defaults.global.defaultColor, - borderCapStyle: 'butt', - borderDash: [], - borderDashOffset: 0.0, - borderJoinStyle: 'miter', - fill: true // do we fill in the area between the line and its base axis - }; - - Chart.elements.Line = Chart.Element.extend({ - lineToNextPoint: function(previousPoint, point, nextPoint, skipHandler, previousSkipHandler) { - var ctx = this._chart.ctx; - - if (point._view.skip) { - skipHandler.call(this, previousPoint, point, nextPoint); - } else if (previousPoint._view.skip) { - previousSkipHandler.call(this, previousPoint, point, nextPoint); - } else if (point._view.tension === 0) { - ctx.lineTo(point._view.x, point._view.y); - } else { - // Line between points - ctx.bezierCurveTo( - previousPoint._view.controlPointNextX, - previousPoint._view.controlPointNextY, - point._view.controlPointPreviousX, - point._view.controlPointPreviousY, - point._view.x, - point._view.y - ); - } - }, - - draw: function() { - var _this = this; - - var vm = this._view; - var ctx = this._chart.ctx; - var first = this._children[0]; - var last = this._children[this._children.length - 1]; - - function loopBackToStart(drawLineToCenter) { - if (!first._view.skip && !last._view.skip) { - // Draw a bezier line from last to first - ctx.bezierCurveTo( - last._view.controlPointNextX, - last._view.controlPointNextY, - first._view.controlPointPreviousX, - first._view.controlPointPreviousY, - first._view.x, - first._view.y - ); - } else if (drawLineToCenter) { - // Go to center - ctx.lineTo(_this._view.scaleZero.x, _this._view.scaleZero.y); - } - } - - ctx.save(); - - // If we had points and want to fill this line, do so. - if (this._children.length > 0 && vm.fill) { - // Draw the background first (so the border is always on top) - ctx.beginPath(); - - helpers.each(this._children, function(point, index) { - var previous = helpers.previousItem(this._children, index); - var next = helpers.nextItem(this._children, index); - - // First point moves to it's starting position no matter what - if (index === 0) { - if (this._loop) { - ctx.moveTo(vm.scaleZero.x, vm.scaleZero.y); - } else { - ctx.moveTo(point._view.x, vm.scaleZero); - } - - if (point._view.skip) { - if (!this._loop) { - ctx.moveTo(next._view.x, this._view.scaleZero); - } - } else { - ctx.lineTo(point._view.x, point._view.y); - } - } else { - this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { - if (this._loop) { - // Go to center - ctx.lineTo(this._view.scaleZero.x, this._view.scaleZero.y); - } else { - ctx.lineTo(previousPoint._view.x, this._view.scaleZero); - ctx.moveTo(nextPoint._view.x, this._view.scaleZero); - } - }, function(previousPoint, point) { - // If we skipped the last point, draw a line to ourselves so that the fill is nice - ctx.lineTo(point._view.x, point._view.y); - }); - } - }, this); - - // For radial scales, loop back around to the first point - if (this._loop) { - loopBackToStart(true); - } else { - //Round off the line by going to the base of the chart, back to the start, then fill. - ctx.lineTo(this._children[this._children.length - 1]._view.x, vm.scaleZero); - ctx.lineTo(this._children[0]._view.x, vm.scaleZero); - } - - ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; - ctx.closePath(); - ctx.fill(); - } - - // Now draw the line between all the points with any borders - ctx.lineCap = vm.borderCapStyle || Chart.defaults.global.elements.line.borderCapStyle; - - // IE 9 and 10 do not support line dash - if (ctx.setLineDash) { - ctx.setLineDash(vm.borderDash || Chart.defaults.global.elements.line.borderDash); - } - - ctx.lineDashOffset = vm.borderDashOffset || Chart.defaults.global.elements.line.borderDashOffset; - ctx.lineJoin = vm.borderJoinStyle || Chart.defaults.global.elements.line.borderJoinStyle; - ctx.lineWidth = vm.borderWidth || Chart.defaults.global.elements.line.borderWidth; - ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; - ctx.beginPath(); - - helpers.each(this._children, function(point, index) { - var previous = helpers.previousItem(this._children, index); - var next = helpers.nextItem(this._children, index); - - if (index === 0) { - ctx.moveTo(point._view.x, point._view.y); - } else { - this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { - ctx.moveTo(nextPoint._view.x, nextPoint._view.y); - }, function(previousPoint, point) { - // If we skipped the last point, move up to our point preventing a line from being drawn - ctx.moveTo(point._view.x, point._view.y); - }); - } - }, this); - - if (this._loop && this._children.length > 0) { - loopBackToStart(); - } - - ctx.stroke(); - ctx.restore(); - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.line = { + tension: 0.4, + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 3, + borderColor: Chart.defaults.global.defaultColor, + borderCapStyle: 'butt', + borderDash: [], + borderDashOffset: 0.0, + borderJoinStyle: 'miter', + fill: true // do we fill in the area between the line and its base axis + }; + + Chart.elements.Line = Chart.Element.extend({ + lineToNextPoint: function(previousPoint, point, nextPoint, skipHandler, previousSkipHandler) { + var ctx = this._chart.ctx; + + if (point._view.skip) { + skipHandler.call(this, previousPoint, point, nextPoint); + } else if (previousPoint._view.skip) { + previousSkipHandler.call(this, previousPoint, point, nextPoint); + } else if (point._view.tension === 0) { + ctx.lineTo(point._view.x, point._view.y); + } else { + // Line between points + ctx.bezierCurveTo( + previousPoint._view.controlPointNextX, + previousPoint._view.controlPointNextY, + point._view.controlPointPreviousX, + point._view.controlPointPreviousY, + point._view.x, + point._view.y + ); + } + }, + + draw: function() { + var _this = this; + + var vm = this._view; + var ctx = this._chart.ctx; + var first = this._children[0]; + var last = this._children[this._children.length - 1]; + + function loopBackToStart(drawLineToCenter) { + if (!first._view.skip && !last._view.skip) { + // Draw a bezier line from last to first + ctx.bezierCurveTo( + last._view.controlPointNextX, + last._view.controlPointNextY, + first._view.controlPointPreviousX, + first._view.controlPointPreviousY, + first._view.x, + first._view.y + ); + } else if (drawLineToCenter) { + // Go to center + ctx.lineTo(_this._view.scaleZero.x, _this._view.scaleZero.y); + } + } + + ctx.save(); + + // If we had points and want to fill this line, do so. + if (this._children.length > 0 && vm.fill) { + // Draw the background first (so the border is always on top) + ctx.beginPath(); + + helpers.each(this._children, function(point, index) { + var previous = helpers.previousItem(this._children, index); + var next = helpers.nextItem(this._children, index); + + // First point moves to it's starting position no matter what + if (index === 0) { + if (this._loop) { + ctx.moveTo(vm.scaleZero.x, vm.scaleZero.y); + } else { + ctx.moveTo(point._view.x, vm.scaleZero); + } + + if (point._view.skip) { + if (!this._loop) { + ctx.moveTo(next._view.x, this._view.scaleZero); + } + } else { + ctx.lineTo(point._view.x, point._view.y); + } + } else { + this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { + if (this._loop) { + // Go to center + ctx.lineTo(this._view.scaleZero.x, this._view.scaleZero.y); + } else { + ctx.lineTo(previousPoint._view.x, this._view.scaleZero); + ctx.moveTo(nextPoint._view.x, this._view.scaleZero); + } + }, function(previousPoint, point) { + // If we skipped the last point, draw a line to ourselves so that the fill is nice + ctx.lineTo(point._view.x, point._view.y); + }); + } + }, this); + + // For radial scales, loop back around to the first point + if (this._loop) { + loopBackToStart(true); + } else { + //Round off the line by going to the base of the chart, back to the start, then fill. + ctx.lineTo(this._children[this._children.length - 1]._view.x, vm.scaleZero); + ctx.lineTo(this._children[0]._view.x, vm.scaleZero); + } + + ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; + ctx.closePath(); + ctx.fill(); + } + + // Now draw the line between all the points with any borders + ctx.lineCap = vm.borderCapStyle || Chart.defaults.global.elements.line.borderCapStyle; + + // IE 9 and 10 do not support line dash + if (ctx.setLineDash) { + ctx.setLineDash(vm.borderDash || Chart.defaults.global.elements.line.borderDash); + } + + ctx.lineDashOffset = vm.borderDashOffset || Chart.defaults.global.elements.line.borderDashOffset; + ctx.lineJoin = vm.borderJoinStyle || Chart.defaults.global.elements.line.borderJoinStyle; + ctx.lineWidth = vm.borderWidth || Chart.defaults.global.elements.line.borderWidth; + ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; + ctx.beginPath(); + + helpers.each(this._children, function(point, index) { + var previous = helpers.previousItem(this._children, index); + var next = helpers.nextItem(this._children, index); + + if (index === 0) { + ctx.moveTo(point._view.x, point._view.y); + } else { + this.lineToNextPoint(previous, point, next, function(previousPoint, point, nextPoint) { + ctx.moveTo(nextPoint._view.x, nextPoint._view.y); + }, function(previousPoint, point) { + // If we skipped the last point, move up to our point preventing a line from being drawn + ctx.moveTo(point._view.x, point._view.y); + }); + } + }, this); + + if (this._loop && this._children.length > 0) { + loopBackToStart(); + } + + ctx.stroke(); + ctx.restore(); + } + }); }; },{}],35:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.point = { - radius: 3, - pointStyle: 'circle', - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 1, - borderColor: Chart.defaults.global.defaultColor, - // Hover - hitRadius: 1, - hoverRadius: 4, - hoverBorderWidth: 1 - }; - - - Chart.elements.Point = Chart.Element.extend({ - inRange: function(mouseX, mouseY) { - var vm = this._view; - - if (vm) { - var hoverRange = vm.hitRadius + vm.radius; - return ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(hoverRange, 2)); - } else { - return false; - } - }, - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hitRadius, 2)); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y, - padding: vm.radius + vm.borderWidth - }; - }, - draw: function() { - - var vm = this._view; - var ctx = this._chart.ctx; - - - if (vm.skip) { - return; - } - - if (typeof vm.pointStyle === 'object' && ((vm.pointStyle.toString() === '[object HTMLImageElement]') || (vm.pointStyle.toString() === '[object HTMLCanvasElement]'))) { - ctx.drawImage(vm.pointStyle, vm.x - vm.pointStyle.width / 2, vm.y - vm.pointStyle.height / 2); - return; - } - - if (!isNaN(vm.radius) && vm.radius > 0) { - - ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; - ctx.lineWidth = helpers.getValueOrDefault(vm.borderWidth, Chart.defaults.global.elements.point.borderWidth); - - ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; - - var radius = vm.radius; - - var xOffset; - var yOffset; - - switch (vm.pointStyle) { - // Default includes circle - default: ctx.beginPath(); - ctx.arc(vm.x, vm.y, radius, 0, Math.PI * 2); - ctx.closePath(); - ctx.fill(); - break; - case 'triangle': - ctx.beginPath(); - var edgeLength = 3 * radius / Math.sqrt(3); - var height = edgeLength * Math.sqrt(3) / 2; - ctx.moveTo(vm.x - edgeLength / 2, vm.y + height / 3); - ctx.lineTo(vm.x + edgeLength / 2, vm.y + height / 3); - ctx.lineTo(vm.x, vm.y - 2 * height / 3); - ctx.closePath(); - ctx.fill(); - break; - case 'rect': - ctx.fillRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.strokeRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - break; - case 'rectRot': - ctx.translate(vm.x, vm.y); - ctx.rotate(Math.PI / 4); - ctx.fillRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.strokeRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); - ctx.setTransform(1, 0, 0, 1, 0, 0); - break; - case 'cross': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y + radius); - ctx.lineTo(vm.x, vm.y - radius); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - case 'crossRot': - ctx.beginPath(); - xOffset = Math.cos(Math.PI / 4) * radius; - yOffset = Math.sin(Math.PI / 4) * radius; - ctx.moveTo(vm.x - xOffset, vm.y - yOffset); - ctx.lineTo(vm.x + xOffset, vm.y + yOffset); - ctx.moveTo(vm.x - xOffset, vm.y + yOffset); - ctx.lineTo(vm.x + xOffset, vm.y - yOffset); - ctx.closePath(); - break; - case 'star': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y + radius); - ctx.lineTo(vm.x, vm.y - radius); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - xOffset = Math.cos(Math.PI / 4) * radius; - yOffset = Math.sin(Math.PI / 4) * radius; - ctx.moveTo(vm.x - xOffset, vm.y - yOffset); - ctx.lineTo(vm.x + xOffset, vm.y + yOffset); - ctx.moveTo(vm.x - xOffset, vm.y + yOffset); - ctx.lineTo(vm.x + xOffset, vm.y - yOffset); - ctx.closePath(); - break; - case 'line': - ctx.beginPath(); - ctx.moveTo(vm.x - radius, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - case 'dash': - ctx.beginPath(); - ctx.moveTo(vm.x, vm.y); - ctx.lineTo(vm.x + radius, vm.y); - ctx.closePath(); - break; - } - - ctx.stroke(); - } - } - }); +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.point = { + radius: 3, + pointStyle: 'circle', + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 1, + borderColor: Chart.defaults.global.defaultColor, + // Hover + hitRadius: 1, + hoverRadius: 4, + hoverBorderWidth: 1 + }; + + + Chart.elements.Point = Chart.Element.extend({ + inRange: function(mouseX, mouseY) { + var vm = this._view; + + if (vm) { + var hoverRange = vm.hitRadius + vm.radius; + return ((Math.pow(mouseX - vm.x, 2) + Math.pow(mouseY - vm.y, 2)) < Math.pow(hoverRange, 2)); + } else { + return false; + } + }, + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (Math.pow(mouseX - vm.x, 2) < Math.pow(vm.radius + vm.hitRadius, 2)); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y, + padding: vm.radius + vm.borderWidth + }; + }, + draw: function() { + + var vm = this._view; + var ctx = this._chart.ctx; + + + if (vm.skip) { + return; + } + + if (typeof vm.pointStyle === 'object' && ((vm.pointStyle.toString() === '[object HTMLImageElement]') || (vm.pointStyle.toString() === '[object HTMLCanvasElement]'))) { + ctx.drawImage(vm.pointStyle, vm.x - vm.pointStyle.width / 2, vm.y - vm.pointStyle.height / 2); + return; + } + + if (!isNaN(vm.radius) && vm.radius > 0) { + + ctx.strokeStyle = vm.borderColor || Chart.defaults.global.defaultColor; + ctx.lineWidth = helpers.getValueOrDefault(vm.borderWidth, Chart.defaults.global.elements.point.borderWidth); + + ctx.fillStyle = vm.backgroundColor || Chart.defaults.global.defaultColor; + + var radius = vm.radius; + + var xOffset; + var yOffset; + + switch (vm.pointStyle) { + // Default includes circle + default: ctx.beginPath(); + ctx.arc(vm.x, vm.y, radius, 0, Math.PI * 2); + ctx.closePath(); + ctx.fill(); + break; + case 'triangle': + ctx.beginPath(); + var edgeLength = 3 * radius / Math.sqrt(3); + var height = edgeLength * Math.sqrt(3) / 2; + ctx.moveTo(vm.x - edgeLength / 2, vm.y + height / 3); + ctx.lineTo(vm.x + edgeLength / 2, vm.y + height / 3); + ctx.lineTo(vm.x, vm.y - 2 * height / 3); + ctx.closePath(); + ctx.fill(); + break; + case 'rect': + ctx.fillRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.strokeRect(vm.x - 1 / Math.SQRT2 * radius, vm.y - 1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + break; + case 'rectRot': + ctx.translate(vm.x, vm.y); + ctx.rotate(Math.PI / 4); + ctx.fillRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.strokeRect(-1 / Math.SQRT2 * radius, -1 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius, 2 / Math.SQRT2 * radius); + ctx.setTransform(1, 0, 0, 1, 0, 0); + break; + case 'cross': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y + radius); + ctx.lineTo(vm.x, vm.y - radius); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + case 'crossRot': + ctx.beginPath(); + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(vm.x - xOffset, vm.y - yOffset); + ctx.lineTo(vm.x + xOffset, vm.y + yOffset); + ctx.moveTo(vm.x - xOffset, vm.y + yOffset); + ctx.lineTo(vm.x + xOffset, vm.y - yOffset); + ctx.closePath(); + break; + case 'star': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y + radius); + ctx.lineTo(vm.x, vm.y - radius); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + xOffset = Math.cos(Math.PI / 4) * radius; + yOffset = Math.sin(Math.PI / 4) * radius; + ctx.moveTo(vm.x - xOffset, vm.y - yOffset); + ctx.lineTo(vm.x + xOffset, vm.y + yOffset); + ctx.moveTo(vm.x - xOffset, vm.y + yOffset); + ctx.lineTo(vm.x + xOffset, vm.y - yOffset); + ctx.closePath(); + break; + case 'line': + ctx.beginPath(); + ctx.moveTo(vm.x - radius, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + case 'dash': + ctx.beginPath(); + ctx.moveTo(vm.x, vm.y); + ctx.lineTo(vm.x + radius, vm.y); + ctx.closePath(); + break; + } + + ctx.stroke(); + } + } + }); }; },{}],36:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - Chart.defaults.global.elements.rectangle = { - backgroundColor: Chart.defaults.global.defaultColor, - borderWidth: 0, - borderColor: Chart.defaults.global.defaultColor, - borderSkipped: 'bottom' - }; - - Chart.elements.Rectangle = Chart.Element.extend({ - draw: function() { - - var ctx = this._chart.ctx; - var vm = this._view; - - var halfWidth = vm.width / 2, - leftX = vm.x - halfWidth, - rightX = vm.x + halfWidth, - top = vm.base - (vm.base - vm.y), - halfStroke = vm.borderWidth / 2; - - // Canvas doesn't allow us to stroke inside the width so we can - // adjust the sizes to fit if we're setting a stroke on the line - if (vm.borderWidth) { - leftX += halfStroke; - rightX -= halfStroke; - top += halfStroke; - } - - ctx.beginPath(); - - ctx.fillStyle = vm.backgroundColor; - ctx.strokeStyle = vm.borderColor; - ctx.lineWidth = vm.borderWidth; - - // Corner points, from bottom-left to bottom-right clockwise - // | 1 2 | - // | 0 3 | - var corners = [ - [leftX, vm.base], - [leftX, top], - [rightX, top], - [rightX, vm.base] - ]; - - // Find first (starting) corner with fallback to 'bottom' - var borders = ['bottom', 'left', 'top', 'right']; - var startCorner = borders.indexOf(vm.borderSkipped, 0); - if (startCorner === -1) - startCorner = 0; - - function cornerAt(index) { - return corners[(startCorner + index) % 4]; - } - - // Draw rectangle from 'startCorner' - ctx.moveTo.apply(ctx, cornerAt(0)); - for (var i = 1; i < 4; i++) - ctx.lineTo.apply(ctx, cornerAt(i)); - - ctx.fill(); - if (vm.borderWidth) { - ctx.stroke(); - } - }, - height: function() { - var vm = this._view; - return vm.base - vm.y; - }, - inRange: function(mouseX, mouseY) { - var vm = this._view; - var inRange = false; - - if (vm) { - if (vm.y < vm.base) { - inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.y && mouseY <= vm.base); - } else { - inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.base && mouseY <= vm.y); - } - } - - return inRange; - }, - inLabelRange: function(mouseX) { - var vm = this._view; - - if (vm) { - return (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2); - } else { - return false; - } - }, - tooltipPosition: function() { - var vm = this._view; - return { - x: vm.x, - y: vm.y - }; - } - }); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + Chart.defaults.global.elements.rectangle = { + backgroundColor: Chart.defaults.global.defaultColor, + borderWidth: 0, + borderColor: Chart.defaults.global.defaultColor, + borderSkipped: 'bottom' + }; + + Chart.elements.Rectangle = Chart.Element.extend({ + draw: function() { + + var ctx = this._chart.ctx; + var vm = this._view; + + var halfWidth = vm.width / 2, + leftX = vm.x - halfWidth, + rightX = vm.x + halfWidth, + top = vm.base - (vm.base - vm.y), + halfStroke = vm.borderWidth / 2; + + // Canvas doesn't allow us to stroke inside the width so we can + // adjust the sizes to fit if we're setting a stroke on the line + if (vm.borderWidth) { + leftX += halfStroke; + rightX -= halfStroke; + top += halfStroke; + } + + ctx.beginPath(); + + ctx.fillStyle = vm.backgroundColor; + ctx.strokeStyle = vm.borderColor; + ctx.lineWidth = vm.borderWidth; + + // Corner points, from bottom-left to bottom-right clockwise + // | 1 2 | + // | 0 3 | + var corners = [ + [leftX, vm.base], + [leftX, top], + [rightX, top], + [rightX, vm.base] + ]; + + // Find first (starting) corner with fallback to 'bottom' + var borders = ['bottom', 'left', 'top', 'right']; + var startCorner = borders.indexOf(vm.borderSkipped, 0); + if (startCorner === -1) + startCorner = 0; + + function cornerAt(index) { + return corners[(startCorner + index) % 4]; + } + + // Draw rectangle from 'startCorner' + ctx.moveTo.apply(ctx, cornerAt(0)); + for (var i = 1; i < 4; i++) + ctx.lineTo.apply(ctx, cornerAt(i)); + + ctx.fill(); + if (vm.borderWidth) { + ctx.stroke(); + } + }, + height: function() { + var vm = this._view; + return vm.base - vm.y; + }, + inRange: function(mouseX, mouseY) { + var vm = this._view; + var inRange = false; + + if (vm) { + if (vm.y < vm.base) { + inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.y && mouseY <= vm.base); + } else { + inRange = (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2) && (mouseY >= vm.base && mouseY <= vm.y); + } + } + + return inRange; + }, + inLabelRange: function(mouseX) { + var vm = this._view; + + if (vm) { + return (mouseX >= vm.x - vm.width / 2 && mouseX <= vm.x + vm.width / 2); + } else { + return false; + } + }, + tooltipPosition: function() { + var vm = this._view; + return { + x: vm.x, + y: vm.y + }; + } + }); + }; },{}],37:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - // Default config for a category scale - var defaultConfig = { - position: "bottom" - }; - - var DatasetScale = Chart.Scale.extend({ - buildTicks: function(index) { - this.ticks = this.chart.data.labels; - }, - - getLabelForIndex: function(index, datasetIndex) { - return this.ticks[index]; - }, - - // Used to get data value locations. Value can either be an index or a numerical value - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueWidth = innerWidth / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var widthOffset = (valueWidth * index) + this.paddingLeft; - - if (this.options.gridLines.offsetGridLines && includeOffset) { - widthOffset += (valueWidth / 2); - } - - return this.left + Math.round(widthOffset); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - var valueHeight = innerHeight / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); - var heightOffset = (valueHeight * index) + this.paddingTop; - - if (this.options.gridLines.offsetGridLines && includeOffset) { - heightOffset += (valueHeight / 2); - } - - return this.top + Math.round(heightOffset); - } - } - }); - - Chart.scaleService.registerScaleType("category", DatasetScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + // Default config for a category scale + var defaultConfig = { + position: "bottom" + }; + + var DatasetScale = Chart.Scale.extend({ + buildTicks: function(index) { + this.ticks = this.chart.data.labels; + }, + + getLabelForIndex: function(index, datasetIndex) { + return this.ticks[index]; + }, + + // Used to get data value locations. Value can either be an index or a numerical value + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueWidth = innerWidth / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var widthOffset = (valueWidth * index) + this.paddingLeft; + + if (this.options.gridLines.offsetGridLines && includeOffset) { + widthOffset += (valueWidth / 2); + } + + return this.left + Math.round(widthOffset); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + var valueHeight = innerHeight / Math.max((this.chart.data.labels.length - ((this.options.gridLines.offsetGridLines) ? 0 : 1)), 1); + var heightOffset = (valueHeight * index) + this.paddingTop; + + if (this.options.gridLines.offsetGridLines && includeOffset) { + heightOffset += (valueHeight / 2); + } + + return this.top + Math.round(heightOffset); + } + } + }); + + Chart.scaleService.registerScaleType("category", DatasetScale, defaultConfig); + }; },{}],38:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - position: "left", - ticks: { - callback: function(tickValue, index, ticks) { - var delta = ticks[1] - ticks[0]; - - // If we have a number like 2.5 as the delta, figure out how many decimal places we need - if (Math.abs(delta) > 1) { - if (tickValue !== Math.floor(tickValue)) { - // not an integer - delta = tickValue - Math.floor(tickValue); - } - } - - var logDelta = helpers.log10(Math.abs(delta)); - var tickString = ''; - - if (tickValue !== 0) { - var numDecimal = -1 * Math.floor(logDelta); - numDecimal = Math.max(Math.min(numDecimal, 20), 0); // toFixed has a max of 20 decimal places - tickString = tickValue.toFixed(numDecimal); - } else { - tickString = '0'; // never show decimal places for 0 - } - - return tickString; - } - } - }; - - var LinearScale = Chart.Scale.extend({ - determineDataLimits: function() { - // First Calculate the range - this.min = null; - this.max = null; - - if (this.options.stacked) { - var valuesPerType = {}; - var hasPositiveValues = false; - var hasNegativeValues = false; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (valuesPerType[dataset.type] === undefined) { - valuesPerType[dataset.type] = { - positiveValues: [], - negativeValues: [] - }; - } - - // Store these per type - var positiveValues = valuesPerType[dataset.type].positiveValues; - var negativeValues = valuesPerType[dataset.type].negativeValues; - - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - positiveValues[index] = positiveValues[index] || 0; - negativeValues[index] = negativeValues[index] || 0; - - if (this.options.relativePoints) { - positiveValues[index] = 100; - } else { - if (value < 0) { - hasNegativeValues = true; - negativeValues[index] += value; - } else { - hasPositiveValues = true; - positiveValues[index] += value; - } - } - }, this); - } - }, this); - - helpers.each(valuesPerType, function(valuesForType) { - var values = valuesForType.positiveValues.concat(valuesForType.negativeValues); - var minVal = helpers.min(values); - var maxVal = helpers.max(values); - this.min = this.min === null ? minVal : Math.min(this.min, minVal); - this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); - }, this); - - } else { - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - } - - // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, - // do nothing since that would make the chart weird. If the user really wants a weird chart - // axis, they can manually override it - if (this.options.ticks.beginAtZero) { - var minSign = helpers.sign(this.min); - var maxSign = helpers.sign(this.max); - - if (minSign < 0 && maxSign < 0) { - // move the top up to 0 - this.max = 0; - } else if (minSign > 0 && maxSign > 0) { - // move the botttom down to 0 - this.min = 0; - } - } - - if (this.options.ticks.min !== undefined) { - this.min = this.options.ticks.min; - } else if (this.options.ticks.suggestedMin !== undefined) { - this.min = Math.min(this.min, this.options.ticks.suggestedMin); - } - - if (this.options.ticks.max !== undefined) { - this.max = this.options.ticks.max; - } else if (this.options.ticks.suggestedMax !== undefined) { - this.max = Math.max(this.max, this.options.ticks.suggestedMax); - } - - if (this.min === this.max) { - this.min--; - this.max++; - } - }, - buildTicks: function() { - - // Then calulate the ticks - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - - var maxTicks; - - if (this.isHorizontal()) { - maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.width / 50)); - } else { - // The factor of 2 used to scale the font size has been experimentally determined. - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.height / (2 * tickFontSize))); - } - - // Make sure we always have at least 2 ticks - maxTicks = Math.max(2, maxTicks); - - // To get a "nice" value for the tick spacing, we will use the appropriately named - // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks - // for details. - - var spacing; - var fixedStepSizeSet = (this.options.ticks.fixedStepSize && this.options.ticks.fixedStepSize > 0) || (this.options.ticks.stepSize && this.options.ticks.stepSize > 0); - if (fixedStepSizeSet) { - spacing = helpers.getValueOrDefault(this.options.ticks.fixedStepSize, this.options.ticks.stepSize); - } else { - var niceRange = helpers.niceNum(this.max - this.min, false); - spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); - } - var niceMin = Math.floor(this.min / spacing) * spacing; - var niceMax = Math.ceil(this.max / spacing) * spacing; - var numSpaces = (niceMax - niceMin) / spacing; - - // If very close to our rounded value, use it. - if (helpers.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) { - numSpaces = Math.round(numSpaces); - } else { - numSpaces = Math.ceil(numSpaces); - } - - // Put the values into the ticks array - this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); - for (var j = 1; j < numSpaces; ++j) { - this.ticks.push(niceMin + (j * spacing)); - } - this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); - - if (this.options.position === "left" || this.options.position === "right") { - // We are in a vertical orientation. The top value is the highest. So reverse the array - this.ticks.reverse(); - } - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - }, - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - convertTicksToLabels: function() { - this.ticksAsNumbers = this.ticks.slice(); - this.zeroLineIndex = this.ticks.indexOf(0); - - Chart.Scale.prototype.convertTicksToLabels.call(this); - }, - // Utils - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - // This must be called after fit has been run so that - // this.left, this.top, this.right, and this.bottom have been defined - var rightValue = +this.getRightValue(value); - var pixel; - var range = this.end - this.start; - - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - pixel = this.left + (innerWidth / range * (rightValue - this.start)); - return Math.round(pixel + this.paddingLeft); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (rightValue - this.start)); - return Math.round(pixel); - } - }, - getPixelForTick: function(index, includeOffset) { - return this.getPixelForValue(this.ticksAsNumbers[index], null, null, includeOffset); - } - }); - Chart.scaleService.registerScaleType("linear", LinearScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + position: "left", + ticks: { + callback: function(tickValue, index, ticks) { + var delta = ticks[1] - ticks[0]; + + // If we have a number like 2.5 as the delta, figure out how many decimal places we need + if (Math.abs(delta) > 1) { + if (tickValue !== Math.floor(tickValue)) { + // not an integer + delta = tickValue - Math.floor(tickValue); + } + } + + var logDelta = helpers.log10(Math.abs(delta)); + var tickString = ''; + + if (tickValue !== 0) { + var numDecimal = -1 * Math.floor(logDelta); + numDecimal = Math.max(Math.min(numDecimal, 20), 0); // toFixed has a max of 20 decimal places + tickString = tickValue.toFixed(numDecimal); + } else { + tickString = '0'; // never show decimal places for 0 + } + + return tickString; + } + } + }; + + var LinearScale = Chart.Scale.extend({ + determineDataLimits: function() { + // First Calculate the range + this.min = null; + this.max = null; + + if (this.options.stacked) { + var valuesPerType = {}; + var hasPositiveValues = false; + var hasNegativeValues = false; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (valuesPerType[dataset.type] === undefined) { + valuesPerType[dataset.type] = { + positiveValues: [], + negativeValues: [] + }; + } + + // Store these per type + var positiveValues = valuesPerType[dataset.type].positiveValues; + var negativeValues = valuesPerType[dataset.type].negativeValues; + + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + positiveValues[index] = positiveValues[index] || 0; + negativeValues[index] = negativeValues[index] || 0; + + if (this.options.relativePoints) { + positiveValues[index] = 100; + } else { + if (value < 0) { + hasNegativeValues = true; + negativeValues[index] += value; + } else { + hasPositiveValues = true; + positiveValues[index] += value; + } + } + }, this); + } + }, this); + + helpers.each(valuesPerType, function(valuesForType) { + var values = valuesForType.positiveValues.concat(valuesForType.negativeValues); + var minVal = helpers.min(values); + var maxVal = helpers.max(values); + this.min = this.min === null ? minVal : Math.min(this.min, minVal); + this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); + }, this); + + } else { + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + } + + // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, + // do nothing since that would make the chart weird. If the user really wants a weird chart + // axis, they can manually override it + if (this.options.ticks.beginAtZero) { + var minSign = helpers.sign(this.min); + var maxSign = helpers.sign(this.max); + + if (minSign < 0 && maxSign < 0) { + // move the top up to 0 + this.max = 0; + } else if (minSign > 0 && maxSign > 0) { + // move the botttom down to 0 + this.min = 0; + } + } + + if (this.options.ticks.min !== undefined) { + this.min = this.options.ticks.min; + } else if (this.options.ticks.suggestedMin !== undefined) { + this.min = Math.min(this.min, this.options.ticks.suggestedMin); + } + + if (this.options.ticks.max !== undefined) { + this.max = this.options.ticks.max; + } else if (this.options.ticks.suggestedMax !== undefined) { + this.max = Math.max(this.max, this.options.ticks.suggestedMax); + } + + if (this.min === this.max) { + this.min--; + this.max++; + } + }, + buildTicks: function() { + + // Then calulate the ticks + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + + var maxTicks; + + if (this.isHorizontal()) { + maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.width / 50)); + } else { + // The factor of 2 used to scale the font size has been experimentally determined. + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.height / (2 * tickFontSize))); + } + + // Make sure we always have at least 2 ticks + maxTicks = Math.max(2, maxTicks); + + // To get a "nice" value for the tick spacing, we will use the appropriately named + // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks + // for details. + + var spacing; + var fixedStepSizeSet = (this.options.ticks.fixedStepSize && this.options.ticks.fixedStepSize > 0) || (this.options.ticks.stepSize && this.options.ticks.stepSize > 0); + if (fixedStepSizeSet) { + spacing = helpers.getValueOrDefault(this.options.ticks.fixedStepSize, this.options.ticks.stepSize); + } else { + var niceRange = helpers.niceNum(this.max - this.min, false); + spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); + } + var niceMin = Math.floor(this.min / spacing) * spacing; + var niceMax = Math.ceil(this.max / spacing) * spacing; + var numSpaces = (niceMax - niceMin) / spacing; + + // If very close to our rounded value, use it. + if (helpers.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) { + numSpaces = Math.round(numSpaces); + } else { + numSpaces = Math.ceil(numSpaces); + } + + // Put the values into the ticks array + this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); + for (var j = 1; j < numSpaces; ++j) { + this.ticks.push(niceMin + (j * spacing)); + } + this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); + + if (this.options.position === "left" || this.options.position === "right") { + // We are in a vertical orientation. The top value is the highest. So reverse the array + this.ticks.reverse(); + } + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + convertTicksToLabels: function() { + this.ticksAsNumbers = this.ticks.slice(); + this.zeroLineIndex = this.ticks.indexOf(0); + + Chart.Scale.prototype.convertTicksToLabels.call(this); + }, + // Utils + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + // This must be called after fit has been run so that + // this.left, this.top, this.right, and this.bottom have been defined + var rightValue = +this.getRightValue(value); + var pixel; + var range = this.end - this.start; + + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + pixel = this.left + (innerWidth / range * (rightValue - this.start)); + return Math.round(pixel + this.paddingLeft); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (rightValue - this.start)); + return Math.round(pixel); + } + }, + getPixelForTick: function(index, includeOffset) { + return this.getPixelForValue(this.ticksAsNumbers[index], null, null, includeOffset); + } + }); + Chart.scaleService.registerScaleType("linear", LinearScale, defaultConfig); + }; },{}],39:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - position: "left", - - // label settings - ticks: { - callback: function(value, index, arr) { - var remain = value / (Math.pow(10, Math.floor(Chart.helpers.log10(value)))); - - if (remain === 1 || remain === 2 || remain === 5 || index === 0 || index === arr.length - 1) { - return value.toExponential(); - } else { - return ''; - } - } - } - }; - - var LogarithmicScale = Chart.Scale.extend({ - determineDataLimits: function() { - // Calculate Range - this.min = null; - this.max = null; - - if (this.options.stacked) { - var valuesPerType = {}; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - if (valuesPerType[dataset.type] === undefined) { - valuesPerType[dataset.type] = []; - } - - helpers.each(dataset.data, function(rawValue, index) { - var values = valuesPerType[dataset.type]; - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - values[index] = values[index] || 0; - - if (this.options.relativePoints) { - values[index] = 100; - } else { - // Don't need to split positive and negative since the log scale can't handle a 0 crossing - values[index] += value; - } - }, this); - } - }, this); - - helpers.each(valuesPerType, function(valuesForType) { - var minVal = helpers.min(valuesForType); - var maxVal = helpers.max(valuesForType); - this.min = this.min === null ? minVal : Math.min(this.min, minVal); - this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); - }, this); - - } else { - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - } - - this.min = this.options.ticks.min !== undefined ? this.options.ticks.min : this.min; - this.max = this.options.ticks.max !== undefined ? this.options.ticks.max : this.max; - - if (this.min === this.max) { - if (this.min !== 0 && this.min !== null) { - this.min = Math.pow(10, Math.floor(helpers.log10(this.min)) - 1); - this.max = Math.pow(10, Math.floor(helpers.log10(this.max)) + 1); - } else { - this.min = 1; - this.max = 10; - } - } - }, - buildTicks: function() { - // Reset the ticks array. Later on, we will draw a grid line at these positions - // The array simply contains the numerical value of the spots where ticks will be - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - - var tickVal = this.options.ticks.min !== undefined ? this.options.ticks.min : Math.pow(10, Math.floor(helpers.log10(this.min))); - - while (tickVal < this.max) { - this.ticks.push(tickVal); - - var exp = Math.floor(helpers.log10(tickVal)); - var significand = Math.floor(tickVal / Math.pow(10, exp)) + 1; - - if (significand === 10) { - significand = 1; - ++exp; - } - - tickVal = significand * Math.pow(10, exp); - } - - var lastTick = this.options.ticks.max !== undefined ? this.options.ticks.max : tickVal; - this.ticks.push(lastTick); - - if (this.options.position === "left" || this.options.position === "right") { - // We are in a vertical orientation. The top value is the highest. So reverse the array - this.ticks.reverse(); - } - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - }, - convertTicksToLabels: function() { - this.tickValues = this.ticks.slice(); - - Chart.Scale.prototype.convertTicksToLabels.call(this); - }, - // Get the correct tooltip label - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - getPixelForTick: function(index, includeOffset) { - return this.getPixelForValue(this.tickValues[index], null, null, includeOffset); - }, - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - var pixel; - - var newVal = +this.getRightValue(value); - var range = helpers.log10(this.end) - helpers.log10(this.start); - - if (this.isHorizontal()) { - - if (newVal === 0) { - pixel = this.left + this.paddingLeft; - } else { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - pixel = this.left + (innerWidth / range * (helpers.log10(newVal) - helpers.log10(this.start))); - pixel += this.paddingLeft; - } - } else { - // Bottom - top since pixels increase downard on a screen - if (newVal === 0) { - pixel = this.top + this.paddingTop; - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (helpers.log10(newVal) - helpers.log10(this.start))); - } - } - - return pixel; - } - - }); - Chart.scaleService.registerScaleType("logarithmic", LogarithmicScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + position: "left", + + // label settings + ticks: { + callback: function(value, index, arr) { + var remain = value / (Math.pow(10, Math.floor(Chart.helpers.log10(value)))); + + if (remain === 1 || remain === 2 || remain === 5 || index === 0 || index === arr.length - 1) { + return value.toExponential(); + } else { + return ''; + } + } + } + }; + + var LogarithmicScale = Chart.Scale.extend({ + determineDataLimits: function() { + // Calculate Range + this.min = null; + this.max = null; + + if (this.options.stacked) { + var valuesPerType = {}; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + if (valuesPerType[dataset.type] === undefined) { + valuesPerType[dataset.type] = []; + } + + helpers.each(dataset.data, function(rawValue, index) { + var values = valuesPerType[dataset.type]; + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + values[index] = values[index] || 0; + + if (this.options.relativePoints) { + values[index] = 100; + } else { + // Don't need to split positive and negative since the log scale can't handle a 0 crossing + values[index] += value; + } + }, this); + } + }, this); + + helpers.each(valuesPerType, function(valuesForType) { + var minVal = helpers.min(valuesForType); + var maxVal = helpers.max(valuesForType); + this.min = this.min === null ? minVal : Math.min(this.min, minVal); + this.max = this.max === null ? maxVal : Math.max(this.max, maxVal); + }, this); + + } else { + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset) && (this.isHorizontal() ? dataset.xAxisID === this.id : dataset.yAxisID === this.id)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + } + + this.min = this.options.ticks.min !== undefined ? this.options.ticks.min : this.min; + this.max = this.options.ticks.max !== undefined ? this.options.ticks.max : this.max; + + if (this.min === this.max) { + if (this.min !== 0 && this.min !== null) { + this.min = Math.pow(10, Math.floor(helpers.log10(this.min)) - 1); + this.max = Math.pow(10, Math.floor(helpers.log10(this.max)) + 1); + } else { + this.min = 1; + this.max = 10; + } + } + }, + buildTicks: function() { + // Reset the ticks array. Later on, we will draw a grid line at these positions + // The array simply contains the numerical value of the spots where ticks will be + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + + var tickVal = this.options.ticks.min !== undefined ? this.options.ticks.min : Math.pow(10, Math.floor(helpers.log10(this.min))); + + while (tickVal < this.max) { + this.ticks.push(tickVal); + + var exp = Math.floor(helpers.log10(tickVal)); + var significand = Math.floor(tickVal / Math.pow(10, exp)) + 1; + + if (significand === 10) { + significand = 1; + ++exp; + } + + tickVal = significand * Math.pow(10, exp); + } + + var lastTick = this.options.ticks.max !== undefined ? this.options.ticks.max : tickVal; + this.ticks.push(lastTick); + + if (this.options.position === "left" || this.options.position === "right") { + // We are in a vertical orientation. The top value is the highest. So reverse the array + this.ticks.reverse(); + } + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + }, + convertTicksToLabels: function() { + this.tickValues = this.ticks.slice(); + + Chart.Scale.prototype.convertTicksToLabels.call(this); + }, + // Get the correct tooltip label + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + getPixelForTick: function(index, includeOffset) { + return this.getPixelForValue(this.tickValues[index], null, null, includeOffset); + }, + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + var pixel; + + var newVal = +this.getRightValue(value); + var range = helpers.log10(this.end) - helpers.log10(this.start); + + if (this.isHorizontal()) { + + if (newVal === 0) { + pixel = this.left + this.paddingLeft; + } else { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + pixel = this.left + (innerWidth / range * (helpers.log10(newVal) - helpers.log10(this.start))); + pixel += this.paddingLeft; + } + } else { + // Bottom - top since pixels increase downard on a screen + if (newVal === 0) { + pixel = this.top + this.paddingTop; + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + pixel = (this.bottom - this.paddingBottom) - (innerHeight / range * (helpers.log10(newVal) - helpers.log10(this.start))); + } + } + + return pixel; + } + + }); + Chart.scaleService.registerScaleType("logarithmic", LogarithmicScale, defaultConfig); + }; },{}],40:[function(require,module,exports){ -"use strict"; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - - var defaultConfig = { - display: true, - - //Boolean - Whether to animate scaling the chart from the centre - animate: true, - lineArc: false, - position: "chartArea", - - angleLines: { - display: true, - color: "rgba(0, 0, 0, 0.1)", - lineWidth: 1 - }, - - // label settings - ticks: { - //Boolean - Show a backdrop to the scale label - showLabelBackdrop: true, - - //String - The colour of the label backdrop - backdropColor: "rgba(255,255,255,0.75)", - - //Number - The backdrop padding above & below the label in pixels - backdropPaddingY: 2, - - //Number - The backdrop padding to the side of the label in pixels - backdropPaddingX: 2 - }, - - pointLabels: { - //Number - Point label font size in pixels - fontSize: 10, - - //Function - Used to convert point labels - callback: function(label) { - return label; - } - } - }; - - var LinearRadialScale = Chart.Scale.extend({ - getValueCount: function() { - return this.chart.data.labels.length; - }, - setDimensions: function() { - // Set the unconstrained dimension before label rotation - this.width = this.maxWidth; - this.height = this.maxHeight; - this.xCenter = Math.round(this.width / 2); - this.yCenter = Math.round(this.height / 2); - - var minSize = helpers.min([this.height, this.width]); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - this.drawingArea = (this.options.display) ? (minSize / 2) - (tickFontSize / 2 + this.options.ticks.backdropPaddingY) : (minSize / 2); - }, - determineDataLimits: function() { - this.min = null; - this.max = null; - - helpers.each(this.chart.data.datasets, function(dataset) { - if (helpers.isDatasetVisible(dataset)) { - helpers.each(dataset.data, function(rawValue, index) { - var value = +this.getRightValue(rawValue); - if (isNaN(value)) { - return; - } - - if (this.min === null) { - this.min = value; - } else if (value < this.min) { - this.min = value; - } - - if (this.max === null) { - this.max = value; - } else if (value > this.max) { - this.max = value; - } - }, this); - } - }, this); - - // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, - // do nothing since that would make the chart weird. If the user really wants a weird chart - // axis, they can manually override it - if (this.options.ticks.beginAtZero) { - var minSign = helpers.sign(this.min); - var maxSign = helpers.sign(this.max); - - if (minSign < 0 && maxSign < 0) { - // move the top up to 0 - this.max = 0; - } else if (minSign > 0 && maxSign > 0) { - // move the botttom down to 0 - this.min = 0; - } - } - - if (this.options.ticks.min !== undefined) { - this.min = this.options.ticks.min; - } else if (this.options.ticks.suggestedMin !== undefined) { - this.min = Math.min(this.min, this.options.ticks.suggestedMin); - } - - if (this.options.ticks.max !== undefined) { - this.max = this.options.ticks.max; - } else if (this.options.ticks.suggestedMax !== undefined) { - this.max = Math.max(this.max, this.options.ticks.suggestedMax); - } - - if (this.min === this.max) { - this.min--; - this.max++; - } - }, - buildTicks: function() { - - - this.ticks = []; - - // Figure out what the max number of ticks we can support it is based on the size of - // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 - // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on - // the graph - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.drawingArea / (1.5 * tickFontSize))); - maxTicks = Math.max(2, maxTicks); // Make sure we always have at least 2 ticks - - // To get a "nice" value for the tick spacing, we will use the appropriately named - // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks - // for details. - - var niceRange = helpers.niceNum(this.max - this.min, false); - var spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); - var niceMin = Math.floor(this.min / spacing) * spacing; - var niceMax = Math.ceil(this.max / spacing) * spacing; - - var numSpaces = Math.ceil((niceMax - niceMin) / spacing); - - // Put the values into the ticks array - this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); - for (var j = 1; j < numSpaces; ++j) { - this.ticks.push(niceMin + (j * spacing)); - } - this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); - - // At this point, we need to update our max and min given the tick values since we have expanded the - // range of the scale - this.max = helpers.max(this.ticks); - this.min = helpers.min(this.ticks); - - if (this.options.ticks.reverse) { - this.ticks.reverse(); - - this.start = this.max; - this.end = this.min; - } else { - this.start = this.min; - this.end = this.max; - } - - this.zeroLineIndex = this.ticks.indexOf(0); - }, - convertTicksToLabels: function() { - Chart.Scale.prototype.convertTicksToLabels.call(this); - - // Point labels - this.pointLabels = this.chart.data.labels.map(this.options.pointLabels.callback, this); - }, - getLabelForIndex: function(index, datasetIndex) { - return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - }, - fit: function() { - /* - * Right, this is really confusing and there is a lot of maths going on here - * The gist of the problem is here: https://gist.github.com/nnnick/696cc9c55f4b0beb8fe9 - * - * Reaction: https://dl.dropboxusercontent.com/u/34601363/toomuchscience.gif - * - * Solution: - * - * We assume the radius of the polygon is half the size of the canvas at first - * at each index we check if the text overlaps. - * - * Where it does, we store that angle and that index. - * - * After finding the largest index and angle we calculate how much we need to remove - * from the shape radius to move the point inwards by that x. - * - * We average the left and right distances to get the maximum shape radius that can fit in the box - * along with labels. - * - * Once we have that, we can find the centre point for the chart, by taking the x text protrusion - * on each side, removing that from the size, halving it and adding the left x protrusion width. - * - * This will mean we have a shape fitted to the canvas, as large as it can be with the labels - * and position it in the most space efficient manner - * - * https://dl.dropboxusercontent.com/u/34601363/yeahscience.gif - */ - - var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); - var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); - var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); - var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); - - // Get maximum radius of the polygon. Either half the height (minus the text width) or half the width. - // Use this to calculate the offset + change. - Make sure L/R protrusion is at least 0 to stop issues with centre points - var largestPossibleRadius = helpers.min([(this.height / 2 - pointLabelFontSize - 5), this.width / 2]), - pointPosition, - i, - textWidth, - halfTextWidth, - furthestRight = this.width, - furthestRightIndex, - furthestRightAngle, - furthestLeft = 0, - furthestLeftIndex, - furthestLeftAngle, - xProtrusionLeft, - xProtrusionRight, - radiusReductionRight, - radiusReductionLeft, - maxWidthRadius; - this.ctx.font = pointLabeFont; - - for (i = 0; i < this.getValueCount(); i++) { - // 5px to space the text slightly out - similar to what we do in the draw function. - pointPosition = this.getPointPosition(i, largestPossibleRadius); - textWidth = this.ctx.measureText(this.pointLabels[i] ? this.pointLabels[i] : '').width + 5; - if (i === 0 || i === this.getValueCount() / 2) { - // If we're at index zero, or exactly the middle, we're at exactly the top/bottom - // of the radar chart, so text will be aligned centrally, so we'll half it and compare - // w/left and right text sizes - halfTextWidth = textWidth / 2; - if (pointPosition.x + halfTextWidth > furthestRight) { - furthestRight = pointPosition.x + halfTextWidth; - furthestRightIndex = i; - } - if (pointPosition.x - halfTextWidth < furthestLeft) { - furthestLeft = pointPosition.x - halfTextWidth; - furthestLeftIndex = i; - } - } else if (i < this.getValueCount() / 2) { - // Less than half the values means we'll left align the text - if (pointPosition.x + textWidth > furthestRight) { - furthestRight = pointPosition.x + textWidth; - furthestRightIndex = i; - } - } else if (i > this.getValueCount() / 2) { - // More than half the values means we'll right align the text - if (pointPosition.x - textWidth < furthestLeft) { - furthestLeft = pointPosition.x - textWidth; - furthestLeftIndex = i; - } - } - } - - xProtrusionLeft = furthestLeft; - xProtrusionRight = Math.ceil(furthestRight - this.width); - - furthestRightAngle = this.getIndexAngle(furthestRightIndex); - furthestLeftAngle = this.getIndexAngle(furthestLeftIndex); - - radiusReductionRight = xProtrusionRight / Math.sin(furthestRightAngle + Math.PI / 2); - radiusReductionLeft = xProtrusionLeft / Math.sin(furthestLeftAngle + Math.PI / 2); - - // Ensure we actually need to reduce the size of the chart - radiusReductionRight = (helpers.isNumber(radiusReductionRight)) ? radiusReductionRight : 0; - radiusReductionLeft = (helpers.isNumber(radiusReductionLeft)) ? radiusReductionLeft : 0; - - this.drawingArea = Math.round(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2); - this.setCenterPoint(radiusReductionLeft, radiusReductionRight); - }, - setCenterPoint: function(leftMovement, rightMovement) { - - var maxRight = this.width - rightMovement - this.drawingArea, - maxLeft = leftMovement + this.drawingArea; - - this.xCenter = Math.round(((maxLeft + maxRight) / 2) + this.left); - // Always vertically in the centre as the text height doesn't change - this.yCenter = Math.round((this.height / 2) + this.top); - }, - - getIndexAngle: function(index) { - var angleMultiplier = (Math.PI * 2) / this.getValueCount(); - // Start from the top instead of right, so remove a quarter of the circle - - return index * angleMultiplier - (Math.PI / 2); - }, - getDistanceFromCenterForValue: function(value) { - if (value === null) { - return 0; // null always in center - } - - // Take into account half font size + the yPadding of the top value - var scalingFactor = this.drawingArea / (this.max - this.min); - if (this.options.reverse) { - return (this.max - value) * scalingFactor; - } else { - return (value - this.min) * scalingFactor; - } - }, - getPointPosition: function(index, distanceFromCenter) { - var thisAngle = this.getIndexAngle(index); - return { - x: Math.round(Math.cos(thisAngle) * distanceFromCenter) + this.xCenter, - y: Math.round(Math.sin(thisAngle) * distanceFromCenter) + this.yCenter - }; - }, - getPointPositionForValue: function(index, value) { - return this.getPointPosition(index, this.getDistanceFromCenterForValue(value)); - }, - draw: function() { - if (this.options.display) { - var ctx = this.ctx; - helpers.each(this.ticks, function(label, index) { - // Don't draw a centre value (if it is minimum) - if (index > 0 || this.options.reverse) { - var yCenterOffset = this.getDistanceFromCenterForValue(this.ticks[index]); - var yHeight = this.yCenter - yCenterOffset; - - // Draw circular lines around the scale - if (this.options.gridLines.display) { - ctx.strokeStyle = this.options.gridLines.color; - ctx.lineWidth = this.options.gridLines.lineWidth; - - if (this.options.lineArc) { - // Draw circular arcs between the points - ctx.beginPath(); - ctx.arc(this.xCenter, this.yCenter, yCenterOffset, 0, Math.PI * 2); - ctx.closePath(); - ctx.stroke(); - } else { - // Draw straight lines connecting each index - ctx.beginPath(); - for (var i = 0; i < this.getValueCount(); i++) { - var pointPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.ticks[index])); - if (i === 0) { - ctx.moveTo(pointPosition.x, pointPosition.y); - } else { - ctx.lineTo(pointPosition.x, pointPosition.y); - } - } - ctx.closePath(); - ctx.stroke(); - } - } - - if (this.options.ticks.display) { - var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); - var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); - var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); - ctx.font = tickLabelFont; - - if (this.options.ticks.showLabelBackdrop) { - var labelWidth = ctx.measureText(label).width; - ctx.fillStyle = this.options.ticks.backdropColor; - ctx.fillRect( - this.xCenter - labelWidth / 2 - this.options.ticks.backdropPaddingX, - yHeight - tickFontSize / 2 - this.options.ticks.backdropPaddingY, - labelWidth + this.options.ticks.backdropPaddingX * 2, - tickFontSize + this.options.ticks.backdropPaddingY * 2 - ); - } - - ctx.textAlign = 'center'; - ctx.textBaseline = "middle"; - ctx.fillStyle = tickFontColor; - ctx.fillText(label, this.xCenter, yHeight); - } - } - }, this); - - if (!this.options.lineArc) { - ctx.lineWidth = this.options.angleLines.lineWidth; - ctx.strokeStyle = this.options.angleLines.color; - - for (var i = this.getValueCount() - 1; i >= 0; i--) { - if (this.options.angleLines.display) { - var outerPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max)); - ctx.beginPath(); - ctx.moveTo(this.xCenter, this.yCenter); - ctx.lineTo(outerPosition.x, outerPosition.y); - ctx.stroke(); - ctx.closePath(); - } - // Extra 3px out for some label spacing - var pointLabelPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max) + 5); - - var pointLabelFontColor = helpers.getValueOrDefault(this.options.pointLabels.fontColor, Chart.defaults.global.defaultFontColor); - var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); - var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); - var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); - var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); - - ctx.font = pointLabeFont; - ctx.fillStyle = pointLabelFontColor; - - var labelsCount = this.pointLabels.length, - halfLabelsCount = this.pointLabels.length / 2, - quarterLabelsCount = halfLabelsCount / 2, - upperHalf = (i < quarterLabelsCount || i > labelsCount - quarterLabelsCount), - exactQuarter = (i === quarterLabelsCount || i === labelsCount - quarterLabelsCount); - if (i === 0) { - ctx.textAlign = 'center'; - } else if (i === halfLabelsCount) { - ctx.textAlign = 'center'; - } else if (i < halfLabelsCount) { - ctx.textAlign = 'left'; - } else { - ctx.textAlign = 'right'; - } - - // Set the correct text baseline based on outer positioning - if (exactQuarter) { - ctx.textBaseline = 'middle'; - } else if (upperHalf) { - ctx.textBaseline = 'bottom'; - } else { - ctx.textBaseline = 'top'; - } - - ctx.fillText(this.pointLabels[i] ? this.pointLabels[i] : '', pointLabelPosition.x, pointLabelPosition.y); - } - } - } - } - }); - Chart.scaleService.registerScaleType("radialLinear", LinearRadialScale, defaultConfig); - +"use strict"; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + + var defaultConfig = { + display: true, + + //Boolean - Whether to animate scaling the chart from the centre + animate: true, + lineArc: false, + position: "chartArea", + + angleLines: { + display: true, + color: "rgba(0, 0, 0, 0.1)", + lineWidth: 1 + }, + + // label settings + ticks: { + //Boolean - Show a backdrop to the scale label + showLabelBackdrop: true, + + //String - The colour of the label backdrop + backdropColor: "rgba(255,255,255,0.75)", + + //Number - The backdrop padding above & below the label in pixels + backdropPaddingY: 2, + + //Number - The backdrop padding to the side of the label in pixels + backdropPaddingX: 2 + }, + + pointLabels: { + //Number - Point label font size in pixels + fontSize: 10, + + //Function - Used to convert point labels + callback: function(label) { + return label; + } + } + }; + + var LinearRadialScale = Chart.Scale.extend({ + getValueCount: function() { + return this.chart.data.labels.length; + }, + setDimensions: function() { + // Set the unconstrained dimension before label rotation + this.width = this.maxWidth; + this.height = this.maxHeight; + this.xCenter = Math.round(this.width / 2); + this.yCenter = Math.round(this.height / 2); + + var minSize = helpers.min([this.height, this.width]); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + this.drawingArea = (this.options.display) ? (minSize / 2) - (tickFontSize / 2 + this.options.ticks.backdropPaddingY) : (minSize / 2); + }, + determineDataLimits: function() { + this.min = null; + this.max = null; + + helpers.each(this.chart.data.datasets, function(dataset) { + if (helpers.isDatasetVisible(dataset)) { + helpers.each(dataset.data, function(rawValue, index) { + var value = +this.getRightValue(rawValue); + if (isNaN(value)) { + return; + } + + if (this.min === null) { + this.min = value; + } else if (value < this.min) { + this.min = value; + } + + if (this.max === null) { + this.max = value; + } else if (value > this.max) { + this.max = value; + } + }, this); + } + }, this); + + // If we are forcing it to begin at 0, but 0 will already be rendered on the chart, + // do nothing since that would make the chart weird. If the user really wants a weird chart + // axis, they can manually override it + if (this.options.ticks.beginAtZero) { + var minSign = helpers.sign(this.min); + var maxSign = helpers.sign(this.max); + + if (minSign < 0 && maxSign < 0) { + // move the top up to 0 + this.max = 0; + } else if (minSign > 0 && maxSign > 0) { + // move the botttom down to 0 + this.min = 0; + } + } + + if (this.options.ticks.min !== undefined) { + this.min = this.options.ticks.min; + } else if (this.options.ticks.suggestedMin !== undefined) { + this.min = Math.min(this.min, this.options.ticks.suggestedMin); + } + + if (this.options.ticks.max !== undefined) { + this.max = this.options.ticks.max; + } else if (this.options.ticks.suggestedMax !== undefined) { + this.max = Math.max(this.max, this.options.ticks.suggestedMax); + } + + if (this.min === this.max) { + this.min--; + this.max++; + } + }, + buildTicks: function() { + + + this.ticks = []; + + // Figure out what the max number of ticks we can support it is based on the size of + // the axis area. For now, we say that the minimum tick spacing in pixels must be 50 + // We also limit the maximum number of ticks to 11 which gives a nice 10 squares on + // the graph + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var maxTicks = Math.min(this.options.ticks.maxTicksLimit ? this.options.ticks.maxTicksLimit : 11, Math.ceil(this.drawingArea / (1.5 * tickFontSize))); + maxTicks = Math.max(2, maxTicks); // Make sure we always have at least 2 ticks + + // To get a "nice" value for the tick spacing, we will use the appropriately named + // "nice number" algorithm. See http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks + // for details. + + var niceRange = helpers.niceNum(this.max - this.min, false); + var spacing = helpers.niceNum(niceRange / (maxTicks - 1), true); + var niceMin = Math.floor(this.min / spacing) * spacing; + var niceMax = Math.ceil(this.max / spacing) * spacing; + + var numSpaces = Math.ceil((niceMax - niceMin) / spacing); + + // Put the values into the ticks array + this.ticks.push(this.options.ticks.min !== undefined ? this.options.ticks.min : niceMin); + for (var j = 1; j < numSpaces; ++j) { + this.ticks.push(niceMin + (j * spacing)); + } + this.ticks.push(this.options.ticks.max !== undefined ? this.options.ticks.max : niceMax); + + // At this point, we need to update our max and min given the tick values since we have expanded the + // range of the scale + this.max = helpers.max(this.ticks); + this.min = helpers.min(this.ticks); + + if (this.options.ticks.reverse) { + this.ticks.reverse(); + + this.start = this.max; + this.end = this.min; + } else { + this.start = this.min; + this.end = this.max; + } + + this.zeroLineIndex = this.ticks.indexOf(0); + }, + convertTicksToLabels: function() { + Chart.Scale.prototype.convertTicksToLabels.call(this); + + // Point labels + this.pointLabels = this.chart.data.labels.map(this.options.pointLabels.callback, this); + }, + getLabelForIndex: function(index, datasetIndex) { + return +this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + }, + fit: function() { + /* + * Right, this is really confusing and there is a lot of maths going on here + * The gist of the problem is here: https://gist.github.com/nnnick/696cc9c55f4b0beb8fe9 + * + * Reaction: https://dl.dropboxusercontent.com/u/34601363/toomuchscience.gif + * + * Solution: + * + * We assume the radius of the polygon is half the size of the canvas at first + * at each index we check if the text overlaps. + * + * Where it does, we store that angle and that index. + * + * After finding the largest index and angle we calculate how much we need to remove + * from the shape radius to move the point inwards by that x. + * + * We average the left and right distances to get the maximum shape radius that can fit in the box + * along with labels. + * + * Once we have that, we can find the centre point for the chart, by taking the x text protrusion + * on each side, removing that from the size, halving it and adding the left x protrusion width. + * + * This will mean we have a shape fitted to the canvas, as large as it can be with the labels + * and position it in the most space efficient manner + * + * https://dl.dropboxusercontent.com/u/34601363/yeahscience.gif + */ + + var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); + var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); + var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); + var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); + + // Get maximum radius of the polygon. Either half the height (minus the text width) or half the width. + // Use this to calculate the offset + change. - Make sure L/R protrusion is at least 0 to stop issues with centre points + var largestPossibleRadius = helpers.min([(this.height / 2 - pointLabelFontSize - 5), this.width / 2]), + pointPosition, + i, + textWidth, + halfTextWidth, + furthestRight = this.width, + furthestRightIndex, + furthestRightAngle, + furthestLeft = 0, + furthestLeftIndex, + furthestLeftAngle, + xProtrusionLeft, + xProtrusionRight, + radiusReductionRight, + radiusReductionLeft, + maxWidthRadius; + this.ctx.font = pointLabeFont; + + for (i = 0; i < this.getValueCount(); i++) { + // 5px to space the text slightly out - similar to what we do in the draw function. + pointPosition = this.getPointPosition(i, largestPossibleRadius); + textWidth = this.ctx.measureText(this.pointLabels[i] ? this.pointLabels[i] : '').width + 5; + if (i === 0 || i === this.getValueCount() / 2) { + // If we're at index zero, or exactly the middle, we're at exactly the top/bottom + // of the radar chart, so text will be aligned centrally, so we'll half it and compare + // w/left and right text sizes + halfTextWidth = textWidth / 2; + if (pointPosition.x + halfTextWidth > furthestRight) { + furthestRight = pointPosition.x + halfTextWidth; + furthestRightIndex = i; + } + if (pointPosition.x - halfTextWidth < furthestLeft) { + furthestLeft = pointPosition.x - halfTextWidth; + furthestLeftIndex = i; + } + } else if (i < this.getValueCount() / 2) { + // Less than half the values means we'll left align the text + if (pointPosition.x + textWidth > furthestRight) { + furthestRight = pointPosition.x + textWidth; + furthestRightIndex = i; + } + } else if (i > this.getValueCount() / 2) { + // More than half the values means we'll right align the text + if (pointPosition.x - textWidth < furthestLeft) { + furthestLeft = pointPosition.x - textWidth; + furthestLeftIndex = i; + } + } + } + + xProtrusionLeft = furthestLeft; + xProtrusionRight = Math.ceil(furthestRight - this.width); + + furthestRightAngle = this.getIndexAngle(furthestRightIndex); + furthestLeftAngle = this.getIndexAngle(furthestLeftIndex); + + radiusReductionRight = xProtrusionRight / Math.sin(furthestRightAngle + Math.PI / 2); + radiusReductionLeft = xProtrusionLeft / Math.sin(furthestLeftAngle + Math.PI / 2); + + // Ensure we actually need to reduce the size of the chart + radiusReductionRight = (helpers.isNumber(radiusReductionRight)) ? radiusReductionRight : 0; + radiusReductionLeft = (helpers.isNumber(radiusReductionLeft)) ? radiusReductionLeft : 0; + + this.drawingArea = Math.round(largestPossibleRadius - (radiusReductionLeft + radiusReductionRight) / 2); + this.setCenterPoint(radiusReductionLeft, radiusReductionRight); + }, + setCenterPoint: function(leftMovement, rightMovement) { + + var maxRight = this.width - rightMovement - this.drawingArea, + maxLeft = leftMovement + this.drawingArea; + + this.xCenter = Math.round(((maxLeft + maxRight) / 2) + this.left); + // Always vertically in the centre as the text height doesn't change + this.yCenter = Math.round((this.height / 2) + this.top); + }, + + getIndexAngle: function(index) { + var angleMultiplier = (Math.PI * 2) / this.getValueCount(); + // Start from the top instead of right, so remove a quarter of the circle + + return index * angleMultiplier - (Math.PI / 2); + }, + getDistanceFromCenterForValue: function(value) { + if (value === null) { + return 0; // null always in center + } + + // Take into account half font size + the yPadding of the top value + var scalingFactor = this.drawingArea / (this.max - this.min); + if (this.options.reverse) { + return (this.max - value) * scalingFactor; + } else { + return (value - this.min) * scalingFactor; + } + }, + getPointPosition: function(index, distanceFromCenter) { + var thisAngle = this.getIndexAngle(index); + return { + x: Math.round(Math.cos(thisAngle) * distanceFromCenter) + this.xCenter, + y: Math.round(Math.sin(thisAngle) * distanceFromCenter) + this.yCenter + }; + }, + getPointPositionForValue: function(index, value) { + return this.getPointPosition(index, this.getDistanceFromCenterForValue(value)); + }, + draw: function() { + if (this.options.display) { + var ctx = this.ctx; + helpers.each(this.ticks, function(label, index) { + // Don't draw a centre value (if it is minimum) + if (index > 0 || this.options.reverse) { + var yCenterOffset = this.getDistanceFromCenterForValue(this.ticks[index]); + var yHeight = this.yCenter - yCenterOffset; + + // Draw circular lines around the scale + if (this.options.gridLines.display) { + ctx.strokeStyle = this.options.gridLines.color; + ctx.lineWidth = this.options.gridLines.lineWidth; + + if (this.options.lineArc) { + // Draw circular arcs between the points + ctx.beginPath(); + ctx.arc(this.xCenter, this.yCenter, yCenterOffset, 0, Math.PI * 2); + ctx.closePath(); + ctx.stroke(); + } else { + // Draw straight lines connecting each index + ctx.beginPath(); + for (var i = 0; i < this.getValueCount(); i++) { + var pointPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.ticks[index])); + if (i === 0) { + ctx.moveTo(pointPosition.x, pointPosition.y); + } else { + ctx.lineTo(pointPosition.x, pointPosition.y); + } + } + ctx.closePath(); + ctx.stroke(); + } + } + + if (this.options.ticks.display) { + var tickFontColor = helpers.getValueOrDefault(this.options.ticks.fontColor, Chart.defaults.global.defaultFontColor); + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var tickFontStyle = helpers.getValueOrDefault(this.options.ticks.fontStyle, Chart.defaults.global.defaultFontStyle); + var tickFontFamily = helpers.getValueOrDefault(this.options.ticks.fontFamily, Chart.defaults.global.defaultFontFamily); + var tickLabelFont = helpers.fontString(tickFontSize, tickFontStyle, tickFontFamily); + ctx.font = tickLabelFont; + + if (this.options.ticks.showLabelBackdrop) { + var labelWidth = ctx.measureText(label).width; + ctx.fillStyle = this.options.ticks.backdropColor; + ctx.fillRect( + this.xCenter - labelWidth / 2 - this.options.ticks.backdropPaddingX, + yHeight - tickFontSize / 2 - this.options.ticks.backdropPaddingY, + labelWidth + this.options.ticks.backdropPaddingX * 2, + tickFontSize + this.options.ticks.backdropPaddingY * 2 + ); + } + + ctx.textAlign = 'center'; + ctx.textBaseline = "middle"; + ctx.fillStyle = tickFontColor; + ctx.fillText(label, this.xCenter, yHeight); + } + } + }, this); + + if (!this.options.lineArc) { + ctx.lineWidth = this.options.angleLines.lineWidth; + ctx.strokeStyle = this.options.angleLines.color; + + for (var i = this.getValueCount() - 1; i >= 0; i--) { + if (this.options.angleLines.display) { + var outerPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max)); + ctx.beginPath(); + ctx.moveTo(this.xCenter, this.yCenter); + ctx.lineTo(outerPosition.x, outerPosition.y); + ctx.stroke(); + ctx.closePath(); + } + // Extra 3px out for some label spacing + var pointLabelPosition = this.getPointPosition(i, this.getDistanceFromCenterForValue(this.options.reverse ? this.min : this.max) + 5); + + var pointLabelFontColor = helpers.getValueOrDefault(this.options.pointLabels.fontColor, Chart.defaults.global.defaultFontColor); + var pointLabelFontSize = helpers.getValueOrDefault(this.options.pointLabels.fontSize, Chart.defaults.global.defaultFontSize); + var pointLabeFontStyle = helpers.getValueOrDefault(this.options.pointLabels.fontStyle, Chart.defaults.global.defaultFontStyle); + var pointLabeFontFamily = helpers.getValueOrDefault(this.options.pointLabels.fontFamily, Chart.defaults.global.defaultFontFamily); + var pointLabeFont = helpers.fontString(pointLabelFontSize, pointLabeFontStyle, pointLabeFontFamily); + + ctx.font = pointLabeFont; + ctx.fillStyle = pointLabelFontColor; + + var labelsCount = this.pointLabels.length, + halfLabelsCount = this.pointLabels.length / 2, + quarterLabelsCount = halfLabelsCount / 2, + upperHalf = (i < quarterLabelsCount || i > labelsCount - quarterLabelsCount), + exactQuarter = (i === quarterLabelsCount || i === labelsCount - quarterLabelsCount); + if (i === 0) { + ctx.textAlign = 'center'; + } else if (i === halfLabelsCount) { + ctx.textAlign = 'center'; + } else if (i < halfLabelsCount) { + ctx.textAlign = 'left'; + } else { + ctx.textAlign = 'right'; + } + + // Set the correct text baseline based on outer positioning + if (exactQuarter) { + ctx.textBaseline = 'middle'; + } else if (upperHalf) { + ctx.textBaseline = 'bottom'; + } else { + ctx.textBaseline = 'top'; + } + + ctx.fillText(this.pointLabels[i] ? this.pointLabels[i] : '', pointLabelPosition.x, pointLabelPosition.y); + } + } + } + } + }); + Chart.scaleService.registerScaleType("radialLinear", LinearRadialScale, defaultConfig); + }; },{}],41:[function(require,module,exports){ -/*global window: false */ -"use strict"; - -var moment = require('moment'); -moment = typeof(moment) === 'function' ? moment : window.moment; - -module.exports = function(Chart) { - - var helpers = Chart.helpers; - var time = { - units: [{ - name: 'millisecond', - steps: [1, 2, 5, 10, 20, 50, 100, 250, 500] - }, { - name: 'second', - steps: [1, 2, 5, 10, 30] - }, { - name: 'minute', - steps: [1, 2, 5, 10, 30] - }, { - name: 'hour', - steps: [1, 2, 3, 6, 12] - }, { - name: 'day', - steps: [1, 2, 5] - }, { - name: 'week', - maxStep: 4 - }, { - name: 'month', - maxStep: 3 - }, { - name: 'quarter', - maxStep: 4 - }, { - name: 'year', - maxStep: false - }] - }; - - var defaultConfig = { - position: "bottom", - - time: { - parser: false, // false == a pattern string from http://momentjs.com/docs/#/parsing/string-format/ or a custom callback that converts its argument to a moment - format: false, // DEPRECATED false == date objects, moment object, callback or a pattern string from http://momentjs.com/docs/#/parsing/string-format/ - unit: false, // false == automatic or override with week, month, year, etc. - round: false, // none, or override with week, month, year, etc. - displayFormat: false, // DEPRECATED - - // defaults to unit's corresponding unitFormat below or override using pattern string from http://momentjs.com/docs/#/displaying/format/ - displayFormats: { - 'millisecond': 'h:mm:ss.SSS a', // 11:20:01.123 AM, - 'second': 'h:mm:ss a', // 11:20:01 AM - 'minute': 'h:mm:ss a', // 11:20:01 AM - 'hour': 'MMM D, hA', // Sept 4, 5PM - 'day': 'll', // Sep 4 2015 - 'week': 'll', // Week 46, or maybe "[W]WW - YYYY" ? - 'month': 'MMM YYYY', // Sept 2015 - 'quarter': '[Q]Q - YYYY', // Q3 - 'year': 'YYYY' // 2015 - } - }, - ticks: { - autoSkip: false, - } - }; - - var TimeScale = Chart.Scale.extend({ - initialize: function() { - if (!moment) { - throw new Error('Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com'); - } - - Chart.Scale.prototype.initialize.call(this); - }, - getLabelMoment: function(datasetIndex, index) { - return this.labelMoments[datasetIndex][index]; - }, - determineDataLimits: function() { - this.labelMoments = []; - - // Only parse these once. If the dataset does not have data as x,y pairs, we will use - // these - var scaleLabelMoments = []; - if (this.chart.data.labels && this.chart.data.labels.length > 0) { - helpers.each(this.chart.data.labels, function(label, index) { - var labelMoment = this.parseTime(label); - if (this.options.time.round) { - labelMoment.startOf(this.options.time.round); - } - scaleLabelMoments.push(labelMoment); - }, this); - - this.firstTick = moment.min.call(this, scaleLabelMoments); - this.lastTick = moment.max.call(this, scaleLabelMoments); - } else { - this.firstTick = null; - this.lastTick = null; - } - - helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { - var momentsForDataset = []; - - if (typeof dataset.data[0] === 'object') { - helpers.each(dataset.data, function(value, index) { - var labelMoment = this.parseTime(this.getRightValue(value)); - if (this.options.time.round) { - labelMoment.startOf(this.options.time.round); - } - momentsForDataset.push(labelMoment); - - // May have gone outside the scale ranges, make sure we keep the first and last ticks updated - this.firstTick = this.firstTick !== null ? moment.min(this.firstTick, labelMoment) : labelMoment; - this.lastTick = this.lastTick !== null ? moment.max(this.lastTick, labelMoment) : labelMoment; - }, this); - } else { - // We have no labels. Use the ones from the scale - momentsForDataset = scaleLabelMoments; - } - - this.labelMoments.push(momentsForDataset); - }, this); - - // Set these after we've done all the data - if (this.options.time.min) { - this.firstTick = this.parseTime(this.options.time.min); - } - - if (this.options.time.max) { - this.lastTick = this.parseTime(this.options.time.max); - } - - // We will modify these, so clone for later - this.firstTick = (this.firstTick || moment()).clone(); - this.lastTick = (this.lastTick || moment()).clone(); - }, - buildTicks: function(index) { - - this.ticks = []; - this.unitScale = 1; // How much we scale the unit by, ie 2 means 2x unit per step - this.scaleSizeInUnits = 0; // How large the scale is in the base unit (seconds, minutes, etc) - - // Set unit override if applicable - if (this.options.time.unit) { - this.tickUnit = this.options.time.unit || 'day'; - this.displayFormat = this.options.time.displayFormats[this.tickUnit]; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, 1); - } else { - // Determine the smallest needed unit of the time - var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); - var innerWidth = this.isHorizontal() ? this.width - (this.paddingLeft + this.paddingRight) : this.height - (this.paddingTop + this.paddingBottom); - - // Crude approximation of what the label length might be - var tempFirstLabel = this.tickFormatFunction(this.firstTick, 0, []); - var tickLabelWidth = tempFirstLabel.length * tickFontSize; - var cosRotation = Math.cos(helpers.toRadians(this.options.ticks.maxRotation)); - var sinRotation = Math.sin(helpers.toRadians(this.options.ticks.maxRotation)); - tickLabelWidth = (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation); - var labelCapacity = innerWidth / (tickLabelWidth + 10); - - // Start as small as possible - this.tickUnit = 'millisecond'; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.displayFormat = this.options.time.displayFormats[this.tickUnit]; - - var unitDefinitionIndex = 0; - var unitDefinition = time.units[unitDefinitionIndex]; - - // While we aren't ideal and we don't have units left - while (unitDefinitionIndex < time.units.length) { - // Can we scale this unit. If `false` we can scale infinitely - this.unitScale = 1; - - if (helpers.isArray(unitDefinition.steps) && Math.ceil(this.scaleSizeInUnits / labelCapacity) < helpers.max(unitDefinition.steps)) { - // Use one of the prefedined steps - for (var idx = 0; idx < unitDefinition.steps.length; ++idx) { - if (unitDefinition.steps[idx] > Math.ceil(this.scaleSizeInUnits / labelCapacity)) { - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, unitDefinition.steps[idx]); - break; - } - } - - break; - } else if ((unitDefinition.maxStep === false) || (Math.ceil(this.scaleSizeInUnits / labelCapacity) < unitDefinition.maxStep)) { - // We have a max step. Scale this unit - this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, Math.ceil(this.scaleSizeInUnits / labelCapacity)); - break; - } else { - // Move to the next unit up - ++unitDefinitionIndex; - unitDefinition = time.units[unitDefinitionIndex]; - - this.tickUnit = unitDefinition.name; - this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); - this.displayFormat = this.options.time.displayFormats[unitDefinition.name]; - } - } - } - - var roundedStart; - - // Only round the first tick if we have no hard minimum - if (!this.options.time.min) { - this.firstTick.startOf(this.tickUnit); - roundedStart = this.firstTick; - } else { - roundedStart = this.firstTick.clone().startOf(this.tickUnit); - } - - // Only round the last tick if we have no hard maximum - if (!this.options.time.max) { - this.lastTick.endOf(this.tickUnit); - } - - this.smallestLabelSeparation = this.width; - - helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { - for (var i = 1; i < this.labelMoments[datasetIndex].length; i++) { - this.smallestLabelSeparation = Math.min(this.smallestLabelSeparation, this.labelMoments[datasetIndex][i].diff(this.labelMoments[datasetIndex][i - 1], this.tickUnit, true)); - } - }, this); - - // Tick displayFormat override - if (this.options.time.displayFormat) { - this.displayFormat = this.options.time.displayFormat; - } - - // first tick. will have been rounded correctly if options.time.min is not specified - this.ticks.push(this.firstTick.clone()); - - // For every unit in between the first and last moment, create a moment and add it to the ticks tick - for (var i = 1; i < this.scaleSizeInUnits; ++i) { - var newTick = roundedStart.clone().add(i, this.tickUnit); - - // Are we greater than the max time - if (this.options.time.max && newTick.diff(this.lastTick, this.tickUnit, true) >= 0) { - break; - } - - if (i % this.unitScale === 0) { - this.ticks.push(newTick); - } - } - - // Always show the right tick - if (this.ticks[this.ticks.length - 1].diff(this.lastTick, this.tickUnit) !== 0 || this.scaleSizeInUnits === 0) { - // this is a weird case. If the option is the same as the end option, we can't just diff the times because the tick was created from the roundedStart - // but the last tick was not rounded. - if (this.options.time.max) { - this.ticks.push(this.lastTick.clone()); - this.scaleSizeInUnits = this.lastTick.diff(this.ticks[0], this.tickUnit, true); - } else { - this.scaleSizeInUnits = Math.ceil(this.scaleSizeInUnits / this.unitScale) * this.unitScale; - this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits, this.tickUnit)); - this.lastTick = this.ticks[this.ticks.length - 1].clone(); - } - } - }, - // Get tooltip label - getLabelForIndex: function(index, datasetIndex) { - var label = this.chart.data.labels && index < this.chart.data.labels.length ? this.chart.data.labels[index] : ''; - - if (typeof this.chart.data.datasets[datasetIndex].data[0] === 'object') { - label = this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); - } - - // Format nicely - if (this.options.time.tooltipFormat) { - label = this.parseTime(label).format(this.options.time.tooltipFormat); - } - - return label; - }, - // Function to format an individual tick mark - tickFormatFunction: function tickFormatFunction(tick, index, ticks) { - var formattedTick = tick.format(this.displayFormat); - - if (this.options.ticks.userCallback) { - return this.options.ticks.userCallback(formattedTick, index, ticks); - } else { - return formattedTick; - } - }, - convertTicksToLabels: function() { - this.ticks = this.ticks.map(this.tickFormatFunction, this); - }, - getPixelForValue: function(value, index, datasetIndex, includeOffset) { - var labelMoment = this.getLabelMoment(datasetIndex, index); - - if (labelMoment) { - var offset = labelMoment.diff(this.firstTick, this.tickUnit, true); - - var decimal = offset / this.scaleSizeInUnits; - - if (this.isHorizontal()) { - var innerWidth = this.width - (this.paddingLeft + this.paddingRight); - var valueWidth = innerWidth / Math.max(this.ticks.length - 1, 1); - var valueOffset = (innerWidth * decimal) + this.paddingLeft; - - return this.left + Math.round(valueOffset); - } else { - var innerHeight = this.height - (this.paddingTop + this.paddingBottom); - var valueHeight = innerHeight / Math.max(this.ticks.length - 1, 1); - var heightOffset = (innerHeight * decimal) + this.paddingTop; - - return this.top + Math.round(heightOffset); - } - } - }, - parseTime: function(label) { - if (typeof this.options.time.parser === 'string') { - return moment(label, this.options.time.parser); - } - if (typeof this.options.time.parser === 'function') { - return this.options.time.parser(label); - } - // Date objects - if (typeof label.getMonth === 'function' || typeof label === 'number') { - return moment(label); - } - // Moment support - if (label.isValid && label.isValid()) { - return label; - } - // Custom parsing (return an instance of moment) - if (typeof this.options.time.format !== 'string' && this.options.time.format.call) { - console.warn("options.time.format is deprecated and replaced by options.time.parser. See http://nnnick.github.io/Chart.js/docs-v2/#scales-time-scale"); - return this.options.time.format(label); - } - // Moment format parsing - return moment(label, this.options.time.format); - } - }); - Chart.scaleService.registerScaleType("time", TimeScale, defaultConfig); - +/*global window: false */ +"use strict"; + +var moment = require('moment'); +moment = typeof(moment) === 'function' ? moment : window.moment; + +module.exports = function(Chart) { + + var helpers = Chart.helpers; + var time = { + units: [{ + name: 'millisecond', + steps: [1, 2, 5, 10, 20, 50, 100, 250, 500] + }, { + name: 'second', + steps: [1, 2, 5, 10, 30] + }, { + name: 'minute', + steps: [1, 2, 5, 10, 30] + }, { + name: 'hour', + steps: [1, 2, 3, 6, 12] + }, { + name: 'day', + steps: [1, 2, 5] + }, { + name: 'week', + maxStep: 4 + }, { + name: 'month', + maxStep: 3 + }, { + name: 'quarter', + maxStep: 4 + }, { + name: 'year', + maxStep: false + }] + }; + + var defaultConfig = { + position: "bottom", + + time: { + parser: false, // false == a pattern string from http://momentjs.com/docs/#/parsing/string-format/ or a custom callback that converts its argument to a moment + format: false, // DEPRECATED false == date objects, moment object, callback or a pattern string from http://momentjs.com/docs/#/parsing/string-format/ + unit: false, // false == automatic or override with week, month, year, etc. + round: false, // none, or override with week, month, year, etc. + displayFormat: false, // DEPRECATED + + // defaults to unit's corresponding unitFormat below or override using pattern string from http://momentjs.com/docs/#/displaying/format/ + displayFormats: { + 'millisecond': 'h:mm:ss.SSS a', // 11:20:01.123 AM, + 'second': 'h:mm:ss a', // 11:20:01 AM + 'minute': 'h:mm:ss a', // 11:20:01 AM + 'hour': 'MMM D, hA', // Sept 4, 5PM + 'day': 'll', // Sep 4 2015 + 'week': 'll', // Week 46, or maybe "[W]WW - YYYY" ? + 'month': 'MMM YYYY', // Sept 2015 + 'quarter': '[Q]Q - YYYY', // Q3 + 'year': 'YYYY' // 2015 + } + }, + ticks: { + autoSkip: false, + } + }; + + var TimeScale = Chart.Scale.extend({ + initialize: function() { + if (!moment) { + throw new Error('Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com'); + } + + Chart.Scale.prototype.initialize.call(this); + }, + getLabelMoment: function(datasetIndex, index) { + return this.labelMoments[datasetIndex][index]; + }, + determineDataLimits: function() { + this.labelMoments = []; + + // Only parse these once. If the dataset does not have data as x,y pairs, we will use + // these + var scaleLabelMoments = []; + if (this.chart.data.labels && this.chart.data.labels.length > 0) { + helpers.each(this.chart.data.labels, function(label, index) { + var labelMoment = this.parseTime(label); + if (this.options.time.round) { + labelMoment.startOf(this.options.time.round); + } + scaleLabelMoments.push(labelMoment); + }, this); + + this.firstTick = moment.min.call(this, scaleLabelMoments); + this.lastTick = moment.max.call(this, scaleLabelMoments); + } else { + this.firstTick = null; + this.lastTick = null; + } + + helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { + var momentsForDataset = []; + + if (typeof dataset.data[0] === 'object') { + helpers.each(dataset.data, function(value, index) { + var labelMoment = this.parseTime(this.getRightValue(value)); + if (this.options.time.round) { + labelMoment.startOf(this.options.time.round); + } + momentsForDataset.push(labelMoment); + + // May have gone outside the scale ranges, make sure we keep the first and last ticks updated + this.firstTick = this.firstTick !== null ? moment.min(this.firstTick, labelMoment) : labelMoment; + this.lastTick = this.lastTick !== null ? moment.max(this.lastTick, labelMoment) : labelMoment; + }, this); + } else { + // We have no labels. Use the ones from the scale + momentsForDataset = scaleLabelMoments; + } + + this.labelMoments.push(momentsForDataset); + }, this); + + // Set these after we've done all the data + if (this.options.time.min) { + this.firstTick = this.parseTime(this.options.time.min); + } + + if (this.options.time.max) { + this.lastTick = this.parseTime(this.options.time.max); + } + + // We will modify these, so clone for later + this.firstTick = (this.firstTick || moment()).clone(); + this.lastTick = (this.lastTick || moment()).clone(); + }, + buildTicks: function(index) { + + this.ticks = []; + this.unitScale = 1; // How much we scale the unit by, ie 2 means 2x unit per step + this.scaleSizeInUnits = 0; // How large the scale is in the base unit (seconds, minutes, etc) + + // Set unit override if applicable + if (this.options.time.unit) { + this.tickUnit = this.options.time.unit || 'day'; + this.displayFormat = this.options.time.displayFormats[this.tickUnit]; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, 1); + } else { + // Determine the smallest needed unit of the time + var tickFontSize = helpers.getValueOrDefault(this.options.ticks.fontSize, Chart.defaults.global.defaultFontSize); + var innerWidth = this.isHorizontal() ? this.width - (this.paddingLeft + this.paddingRight) : this.height - (this.paddingTop + this.paddingBottom); + + // Crude approximation of what the label length might be + var tempFirstLabel = this.tickFormatFunction(this.firstTick, 0, []); + var tickLabelWidth = tempFirstLabel.length * tickFontSize; + var cosRotation = Math.cos(helpers.toRadians(this.options.ticks.maxRotation)); + var sinRotation = Math.sin(helpers.toRadians(this.options.ticks.maxRotation)); + tickLabelWidth = (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation); + var labelCapacity = innerWidth / (tickLabelWidth + 10); + + // Start as small as possible + this.tickUnit = 'millisecond'; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.displayFormat = this.options.time.displayFormats[this.tickUnit]; + + var unitDefinitionIndex = 0; + var unitDefinition = time.units[unitDefinitionIndex]; + + // While we aren't ideal and we don't have units left + while (unitDefinitionIndex < time.units.length) { + // Can we scale this unit. If `false` we can scale infinitely + this.unitScale = 1; + + if (helpers.isArray(unitDefinition.steps) && Math.ceil(this.scaleSizeInUnits / labelCapacity) < helpers.max(unitDefinition.steps)) { + // Use one of the prefedined steps + for (var idx = 0; idx < unitDefinition.steps.length; ++idx) { + if (unitDefinition.steps[idx] > Math.ceil(this.scaleSizeInUnits / labelCapacity)) { + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, unitDefinition.steps[idx]); + break; + } + } + + break; + } else if ((unitDefinition.maxStep === false) || (Math.ceil(this.scaleSizeInUnits / labelCapacity) < unitDefinition.maxStep)) { + // We have a max step. Scale this unit + this.unitScale = helpers.getValueOrDefault(this.options.time.unitStepSize, Math.ceil(this.scaleSizeInUnits / labelCapacity)); + break; + } else { + // Move to the next unit up + ++unitDefinitionIndex; + unitDefinition = time.units[unitDefinitionIndex]; + + this.tickUnit = unitDefinition.name; + this.scaleSizeInUnits = this.lastTick.diff(this.firstTick, this.tickUnit, true); + this.displayFormat = this.options.time.displayFormats[unitDefinition.name]; + } + } + } + + var roundedStart; + + // Only round the first tick if we have no hard minimum + if (!this.options.time.min) { + this.firstTick.startOf(this.tickUnit); + roundedStart = this.firstTick; + } else { + roundedStart = this.firstTick.clone().startOf(this.tickUnit); + } + + // Only round the last tick if we have no hard maximum + if (!this.options.time.max) { + this.lastTick.endOf(this.tickUnit); + } + + this.smallestLabelSeparation = this.width; + + helpers.each(this.chart.data.datasets, function(dataset, datasetIndex) { + for (var i = 1; i < this.labelMoments[datasetIndex].length; i++) { + this.smallestLabelSeparation = Math.min(this.smallestLabelSeparation, this.labelMoments[datasetIndex][i].diff(this.labelMoments[datasetIndex][i - 1], this.tickUnit, true)); + } + }, this); + + // Tick displayFormat override + if (this.options.time.displayFormat) { + this.displayFormat = this.options.time.displayFormat; + } + + // first tick. will have been rounded correctly if options.time.min is not specified + this.ticks.push(this.firstTick.clone()); + + // For every unit in between the first and last moment, create a moment and add it to the ticks tick + for (var i = 1; i < this.scaleSizeInUnits; ++i) { + var newTick = roundedStart.clone().add(i, this.tickUnit); + + // Are we greater than the max time + if (this.options.time.max && newTick.diff(this.lastTick, this.tickUnit, true) >= 0) { + break; + } + + if (i % this.unitScale === 0) { + this.ticks.push(newTick); + } + } + + // Always show the right tick + if (this.ticks[this.ticks.length - 1].diff(this.lastTick, this.tickUnit) !== 0 || this.scaleSizeInUnits === 0) { + // this is a weird case. If the option is the same as the end option, we can't just diff the times because the tick was created from the roundedStart + // but the last tick was not rounded. + if (this.options.time.max) { + this.ticks.push(this.lastTick.clone()); + this.scaleSizeInUnits = this.lastTick.diff(this.ticks[0], this.tickUnit, true); + } else { + this.scaleSizeInUnits = Math.ceil(this.scaleSizeInUnits / this.unitScale) * this.unitScale; + this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits, this.tickUnit)); + this.lastTick = this.ticks[this.ticks.length - 1].clone(); + } + } + }, + // Get tooltip label + getLabelForIndex: function(index, datasetIndex) { + var label = this.chart.data.labels && index < this.chart.data.labels.length ? this.chart.data.labels[index] : ''; + + if (typeof this.chart.data.datasets[datasetIndex].data[0] === 'object') { + label = this.getRightValue(this.chart.data.datasets[datasetIndex].data[index]); + } + + // Format nicely + if (this.options.time.tooltipFormat) { + label = this.parseTime(label).format(this.options.time.tooltipFormat); + } + + return label; + }, + // Function to format an individual tick mark + tickFormatFunction: function tickFormatFunction(tick, index, ticks) { + var formattedTick = tick.format(this.displayFormat); + + if (this.options.ticks.userCallback) { + return this.options.ticks.userCallback(formattedTick, index, ticks); + } else { + return formattedTick; + } + }, + convertTicksToLabels: function() { + this.ticks = this.ticks.map(this.tickFormatFunction, this); + }, + getPixelForValue: function(value, index, datasetIndex, includeOffset) { + var labelMoment = this.getLabelMoment(datasetIndex, index); + + if (labelMoment) { + var offset = labelMoment.diff(this.firstTick, this.tickUnit, true); + + var decimal = offset / this.scaleSizeInUnits; + + if (this.isHorizontal()) { + var innerWidth = this.width - (this.paddingLeft + this.paddingRight); + var valueWidth = innerWidth / Math.max(this.ticks.length - 1, 1); + var valueOffset = (innerWidth * decimal) + this.paddingLeft; + + return this.left + Math.round(valueOffset); + } else { + var innerHeight = this.height - (this.paddingTop + this.paddingBottom); + var valueHeight = innerHeight / Math.max(this.ticks.length - 1, 1); + var heightOffset = (innerHeight * decimal) + this.paddingTop; + + return this.top + Math.round(heightOffset); + } + } + }, + parseTime: function(label) { + if (typeof this.options.time.parser === 'string') { + return moment(label, this.options.time.parser); + } + if (typeof this.options.time.parser === 'function') { + return this.options.time.parser(label); + } + // Date objects + if (typeof label.getMonth === 'function' || typeof label === 'number') { + return moment(label); + } + // Moment support + if (label.isValid && label.isValid()) { + return label; + } + // Custom parsing (return an instance of moment) + if (typeof this.options.time.format !== 'string' && this.options.time.format.call) { + console.warn("options.time.format is deprecated and replaced by options.time.parser. See http://nnnick.github.io/Chart.js/docs-v2/#scales-time-scale"); + return this.options.time.format(label); + } + // Moment format parsing + return moment(label, this.options.time.format); + } + }); + Chart.scaleService.registerScaleType("time", TimeScale, defaultConfig); + }; },{"moment":1}]},{},[7]); diff --git a/dist/Chart.min.js b/dist/Chart.min.js index 4b1a29bf6..9de4c3826 100644 --- a/dist/Chart.min.js +++ b/dist/Chart.min.js @@ -1,4 +1,4 @@ -!function t(e,i,a){function s(n,r){if(!i[n]){if(!e[n]){var l="function"==typeof require&&require;if(!r&&l)return l(n,!0);if(o)return o(n,!0);var h=new Error("Cannot find module '"+n+"'");throw h.code="MODULE_NOT_FOUND",h}var c=i[n]={exports:{}};e[n][0].call(c.exports,function(t){var i=e[n][1][t];return s(i?i:t)},c,c.exports,t,e,i,a)}return i[n].exports}for(var o="function"==typeof require&&require,n=0;n=a?a/12.92:Math.pow((a+.055)/1.055,2.4)}return.2126*e[0]+.7152*e[1]+.0722*e[2]},contrast:function(t){var 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z(t){var e,i,a,s,o=t[0],n=t[1],r=t[2];return 8>=o?(i=100*o/903.3,s=7.787*(i/100)+16/116):(i=100*Math.pow((o+16)/116,3),s=Math.pow(i/100,1/3)),e=.008856>=e/95.047?e=95.047*(n/500+s-16/116)/7.787:95.047*Math.pow(n/500+s,3),a=.008859>=a/108.883?a=108.883*(s-r/200-16/116)/7.787:108.883*Math.pow(s-r/200,3),[e,i,a]}function W(t){var e,i,a,s=t[0],o=t[1],n=t[2];return e=Math.atan2(n,o),i=360*e/2/Math.PI,0>i&&(i+=360),a=Math.sqrt(o*o+n*n),[s,a,i]}function B(t){return R(z(t))}function N(t){var e,i,a,s=t[0],o=t[1],n=t[2];return a=n/360*2*Math.PI,e=o*Math.cos(a),i=o*Math.sin(a),[s,e,i]}function H(t){return z(N(t))}function E(t){return B(N(t))}function U(t){return X[t]}function j(t){return a(U(t))}function q(t){return s(U(t))}function Y(t){return o(U(t))}function Q(t){return n(U(t))}function J(t){return c(U(t))}function Z(t){return h(U(t))}e.exports={rgb2hsl:a,rgb2hsv:s,rgb2hwb:o,rgb2cmyk:n,rgb2keyword:l,rgb2xyz:h,rgb2lab:c,rgb2lch:d,hsl2rgb:u,hsl2hsv:f,hsl2hwb:m,hsl2cmyk:p,hsl2keyword:x,hsv2rgb:v,hsv2hsl:y,hsv2hwb:k,hsv2cmyk:D,hsv2keyword:S,hwb2rgb:C,hwb2hsl:w,hwb2hsv:_,hwb2cmyk:A,hwb2keyword:I,cmyk2rgb:M,cmyk2hsl:F,cmyk2hsv:P,cmyk2hwb:T,cmyk2keyword:V,keyword2rgb:U,keyword2hsl:j,keyword2hsv:q,keyword2hwb:Y,keyword2cmyk:Q,keyword2lab:J,keyword2xyz:Z,xyz2rgb:R,xyz2lab:O,xyz2lch:L,lab2xyz:z,lab2rgb:B,lab2lch:W,lch2lab:N,lch2xyz:H,lch2rgb:E};var X={aliceblue:[240,248,255],antiquewhite:[250,235,215],aqua:[0,255,255],aquamarine:[127,255,212],azure:[240,255,255],beige:[245,245,220],bisque:[255,228,196],black:[0,0,0],blanchedalmond:[255,235,205],blue:[0,0,255],blueviolet:[138,43,226],brown:[165,42,42],burlywood:[222,184,135],cadetblue:[95,158,160],chartreuse:[127,255,0],chocolate:[210,105,30],coral:[255,127,80],cornflowerblue:[100,149,237],cornsilk:[255,248,220],crimson:[220,20,60],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgoldenrod:[184,134,11],darkgray:[169,169,169],darkgreen:[0,100,0],darkgrey:[169,169,169],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47],darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122],darkseagreen:[143,188,143],darkslateblue:[72,61,139],darkslategray:[47,79,79],darkslategrey:[47,79,79],darkturquoise:[0,206,209],darkviolet:[148,0,211],deeppink:[255,20,147],deepskyblue:[0,191,255],dimgray:[105,105,105],dimgrey:[105,105,105],dodgerblue:[30,144,255],firebrick:[178,34,34],floralwhite:[255,250,240],forestgreen:[34,139,34],fuchsia:[255,0,255],gainsboro:[220,220,220],ghostwhite:[248,248,255],gold:[255,215,0],goldenrod:[218,165,32],gray:[128,128,128],green:[0,128,0],greenyellow:[173,255,47],grey:[128,128,128],honeydew:[240,255,240],hotpink:[255,105,180],indianred:[205,92,92],indigo:[75,0,130],ivory:[255,255,240],khaki:[240,230,140],lavender:[230,230,250],lavenderblush:[255,240,245],lawngreen:[124,252,0],lemonchiffon:[255,250,205],lightblue:[173,216,230],lightcoral:[240,128,128],lightcyan:[224,255,255],lightgoldenrodyellow:[250,250,210],lightgray:[211,211,211],lightgreen:[144,238,144],lightgrey:[211,211,211],lightpink:[255,182,193],lightsalmon:[255,160,122],lightseagreen:[32,178,170],lightskyblue:[135,206,250],lightslategray:[119,136,153],lightslategrey:[119,136,153],lightsteelblue:[176,196,222],lightyellow:[255,255,224],lime:[0,255,0],limegreen:[50,205,50],linen:[250,240,230],magenta:[255,0,255],maroon:[128,0,0],mediumaquamarine:[102,205,170],mediumblue:[0,0,205],mediumorchid:[186,85,211],mediumpurple:[147,112,219],mediumseagreen:[60,179,113],mediumslateblue:[123,104,238],mediumspringgreen:[0,250,154],mediumturquoise:[72,209,204],mediumvioletred:[199,21,133],midnightblue:[25,25,112],mintcream:[245,255,250],mistyrose:[255,228,225],moccasin:[255,228,181],navajowhite:[255,222,173],navy:[0,0,128],oldlace:[253,245,230],olive:[128,128,0],olivedrab:[107,142,35],orange:[255,165,0],orangered:[255,69,0],orchid:[218,112,214],palegoldenrod:[238,232,170],palegreen:[152,251,152],paleturquoise:[175,238,238],palevioletred:[219,112,147],papayawhip:[255,239,213],peachpuff:[255,218,185],peru:[205,133,63],pink:[255,192,203],plum:[221,160,221],powderblue:[176,224,230],purple:[128,0,128],rebeccapurple:[102,51,153],red:[255,0,0],rosybrown:[188,143,143],royalblue:[65,105,225],saddlebrown:[139,69,19],salmon:[250,128,114],sandybrown:[244,164,96],seagreen:[46,139,87],seashell:[255,245,238],sienna:[160,82,45],silver:[192,192,192],skyblue:[135,206,235],slateblue:[106,90,205],slategray:[112,128,144],slategrey:[112,128,144],snow:[255,250,250],springgreen:[0,255,127],steelblue:[70,130,180],tan:[210,180,140],teal:[0,128,128],thistle:[216,191,216],tomato:[255,99,71],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],white:[255,255,255],whitesmoke:[245,245,245],yellow:[255,255,0],yellowgreen:[154,205,50]},G={};for(var $ in X)G[JSON.stringify(X[$])]=$},{}],3:[function(t,e,i){var a=t("./conversions"),s=function(){return new h};for(var o in a){s[o+"Raw"]=function(t){return function(e){return"number"==typeof e&&(e=Array.prototype.slice.call(arguments)),a[t](e)}}(o);var n=/(\w+)2(\w+)/.exec(o),r=n[1],l=n[2];s[r]=s[r]||{},s[r][l]=s[o]=function(t){return function(e){"number"==typeof e&&(e=Array.prototype.slice.call(arguments));var i=a[t](e);if("string"==typeof i||void 0===i)return i;for(var s=0;se||t[3]&&t[3]<1?d(t,e):"rgb("+t[0]+", "+t[1]+", "+t[2]+")"}function d(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"rgba("+t[0]+", "+t[1]+", "+t[2]+", "+e+")"}function u(t,e){if(1>e||t[3]&&t[3]<1)return g(t,e);var i=Math.round(t[0]/255*100),a=Math.round(t[1]/255*100),s=Math.round(t[2]/255*100);return"rgb("+i+"%, "+a+"%, "+s+"%)"}function g(t,e){var i=Math.round(t[0]/255*100),a=Math.round(t[1]/255*100),s=Math.round(t[2]/255*100);return"rgba("+i+"%, "+a+"%, "+s+"%, "+(e||t[3]||1)+")"}function f(t,e){return 1>e||t[3]&&t[3]<1?m(t,e):"hsl("+t[0]+", "+t[1]+"%, "+t[2]+"%)"}function m(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"hsla("+t[0]+", "+t[1]+"%, "+t[2]+"%, "+e+")"}function p(t,e){return void 0===e&&(e=void 0!==t[3]?t[3]:1),"hwb("+t[0]+", "+t[1]+"%, "+t[2]+"%"+(void 0!==e&&1!==e?", "+e:"")+")"}function b(t){return k[t.slice(0,3)]}function x(t,e,i){return Math.min(Math.max(e,t),i)}function v(t){var e=t.toString(16).toUpperCase();return e.length<2?"0"+e:e}var y=t("color-name");e.exports={getRgba:a,getHsla:s,getRgb:n,getHsl:r,getHwb:o,getAlpha:l,hexString:h,rgbString:c,rgbaString:d,percentString:u,percentaString:g,hslString:f,hslaString:m,hwbString:p,keyword:b};var k={};for(var D in y)k[y[D]]=D},{"color-name":6}],5:[function(t,e,i){var a=t("color-convert"),s=t("color-string"),o=function(t){if(t instanceof o)return t;if(!(this instanceof o))return new o(t);if(this.values={rgb:[0,0,0],hsl:[0,0,0],hsv:[0,0,0],hwb:[0,0,0],cmyk:[0,0,0,0],alpha:1},"string"==typeof t){var e=s.getRgba(t);if(e)this.setValues("rgb",e);else if(e=s.getHsla(t))this.setValues("hsl",e);else{if(!(e=s.getHwb(t)))throw new Error('Unable to parse color from string "'+t+'"');this.setValues("hwb",e)}}else if("object"==typeof t){var e=t;if(void 0!==e.r||void 0!==e.red)this.setValues("rgb",e);else if(void 0!==e.l||void 0!==e.lightness)this.setValues("hsl",e);else if(void 0!==e.v||void 0!==e.value)this.setValues("hsv",e);else if(void 0!==e.w||void 0!==e.whiteness)this.setValues("hwb",e);else{if(void 0===e.c&&void 0===e.cyan)throw new Error("Unable to parse color from object "+JSON.stringify(t));this.setValues("cmyk",e)}}};o.prototype={rgb:function(t){return this.setSpace("rgb",arguments)},hsl:function(t){return this.setSpace("hsl",arguments)},hsv:function(t){return this.setSpace("hsv",arguments)},hwb:function(t){return this.setSpace("hwb",arguments)},cmyk:function(t){return this.setSpace("cmyk",arguments)},rgbArray:function(){return this.values.rgb},hslArray:function(){return this.values.hsl},hsvArray:function(){return this.values.hsv},hwbArray:function(){return 1!==this.values.alpha?this.values.hwb.concat([this.values.alpha]):this.values.hwb},cmykArray:function(){return this.values.cmyk},rgbaArray:function(){var t=this.values.rgb;return t.concat([this.values.alpha])},hslaArray:function(){var t=this.values.hsl;return t.concat([this.values.alpha])},alpha:function(t){return void 0===t?this.values.alpha:(this.setValues("alpha",t),this)},red:function(t){return this.setChannel("rgb",0,t)},green:function(t){return this.setChannel("rgb",1,t)},blue:function(t){return this.setChannel("rgb",2,t)},hue:function(t){return this.setChannel("hsl",0,t)},saturation:function(t){return this.setChannel("hsl",1,t)},lightness:function(t){return this.setChannel("hsl",2,t)},saturationv:function(t){return this.setChannel("hsv",1,t)},whiteness:function(t){return this.setChannel("hwb",1,t)},blackness:function(t){return this.setChannel("hwb",2,t)},value:function(t){return this.setChannel("hsv",2,t)},cyan:function(t){return this.setChannel("cmyk",0,t)},magenta:function(t){return this.setChannel("cmyk",1,t)},yellow:function(t){return this.setChannel("cmyk",2,t)},black:function(t){return this.setChannel("cmyk",3,t)},hexString:function(){return s.hexString(this.values.rgb)},rgbString:function(){return s.rgbString(this.values.rgb,this.values.alpha)},rgbaString:function(){return s.rgbaString(this.values.rgb,this.values.alpha)},percentString:function(){return s.percentString(this.values.rgb,this.values.alpha)},hslString:function(){return s.hslString(this.values.hsl,this.values.alpha)},hslaString:function(){return s.hslaString(this.values.hsl,this.values.alpha)},hwbString:function(){return s.hwbString(this.values.hwb,this.values.alpha)},keyword:function(){return s.keyword(this.values.rgb,this.values.alpha)},rgbNumber:function(){return this.values.rgb[0]<<16|this.values.rgb[1]<<8|this.values.rgb[2]},luminosity:function(){for(var t=this.values.rgb,e=[],i=0;i=a?a/12.92:Math.pow((a+.055)/1.055,2.4)}return.2126*e[0]+.7152*e[1]+.0722*e[2]},contrast:function(t){var e=this.luminosity(),i=t.luminosity();return e>i?(e+.05)/(i+.05):(i+.05)/(e+.05)},level:function(t){var e=this.contrast(t);return e>=7.1?"AAA":e>=4.5?"AA":""},dark:function(){var t=this.values.rgb,e=(299*t[0]+587*t[1]+114*t[2])/1e3;return 128>e},light:function(){return!this.dark()},negate:function(){for(var t=[],e=0;3>e;e++)t[e]=255-this.values.rgb[e];return this.setValues("rgb",t),this},lighten:function(t){return this.values.hsl[2]+=this.values.hsl[2]*t,this.setValues("hsl",this.values.hsl),this},darken:function(t){return this.values.hsl[2]-=this.values.hsl[2]*t,this.setValues("hsl",this.values.hsl),this},saturate:function(t){return this.values.hsl[1]+=this.values.hsl[1]*t,this.setValues("hsl",this.values.hsl),this},desaturate:function(t){return this.values.hsl[1]-=this.values.hsl[1]*t,this.setValues("hsl",this.values.hsl),this},whiten:function(t){return this.values.hwb[1]+=this.values.hwb[1]*t,this.setValues("hwb",this.values.hwb),this},blacken:function(t){return this.values.hwb[2]+=this.values.hwb[2]*t,this.setValues("hwb",this.values.hwb),this},greyscale:function(){var t=this.values.rgb,e=.3*t[0]+.59*t[1]+.11*t[2];return this.setValues("rgb",[e,e,e]),this},clearer:function(t){return this.setValues("alpha",this.values.alpha-this.values.alpha*t),this},opaquer:function(t){return this.setValues("alpha",this.values.alpha+this.values.alpha*t),this},rotate:function(t){var e=this.values.hsl[0];return e=(e+t)%360,e=0>e?360+e:e,this.values.hsl[0]=e,this.setValues("hsl",this.values.hsl),this},mix:function(t,e){e=1-(null==e?.5:e);for(var i=2*e-1,a=this.alpha()-t.alpha(),s=((i*a==-1?i:(i+a)/(1+i*a))+1)/2,o=1-s,n=this.rgbArray(),r=t.rgbArray(),l=0;l0&&r.max>0?r.getPixelForValue(r.min):r.getPixelForValue(0),e.extend(t,{_chart:this.chart.chart,_xScale:n,_yScale:r,_datasetIndex:this.index,_index:i,_model:{x:this.calculateBarX(i,this.index),y:a?o:this.calculateBarY(i,this.index),label:this.chart.data.labels[i],datasetLabel:this.getDataset().label,base:a?o:this.calculateBarBase(this.index,i),width:this.calculateBarWidth(s),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.rectangle.backgroundColor),borderSkipped:t.custom&&t.custom.borderSkipped?t.custom.borderSkipped:this.chart.options.elements.rectangle.borderSkipped,borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.rectangle.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.rectangle.borderWidth)}}),t.pivot()},calculateBarBase:function(t,i){var a=(this.getScaleForId(this.getDataset().xAxisID),this.getScaleForId(this.getDataset().yAxisID)),s=0;if(a.options.stacked){var o=this.chart.data.datasets[t].data[i];if(0>o)for(var n=0;t>n;n++){var r=this.chart.data.datasets[n];e.isDatasetVisible(r)&&r.yAxisID===a.id&&r.bar&&(s+=r.data[i]<0?r.data[i]:0)}else for(var l=0;t>l;l++){var h=this.chart.data.datasets[l];e.isDatasetVisible(h)&&h.yAxisID===a.id&&h.bar&&(s+=h.data[i]>0?h.data[i]:0)}return a.getPixelForValue(s)}return s=a.getPixelForValue(a.min),a.beginAtZero||a.min<=0&&a.max>=0||a.min>=0&&a.max<=0?s=a.getPixelForValue(0,0):a.min<0&&a.max<0&&(s=a.getPixelForValue(a.max)),s},getRuler:function(){var t=this.getScaleForId(this.getDataset().xAxisID),e=(this.getScaleForId(this.getDataset().yAxisID),this.getBarCount()),i=function(){for(var e=t.getPixelForTick(1)-t.getPixelForTick(0),i=2;ia;++a)e.isDatasetVisible(this.chart.data.datasets[a])&&this.chart.data.datasets[a].bar&&++i;return i},calculateBarX:function(t,e){var i=(this.getScaleForId(this.getDataset().yAxisID),this.getScaleForId(this.getDataset().xAxisID)),a=this.getBarIndex(e),s=this.getRuler(),o=i.getPixelForValue(null,t,e,this.chart.isCombo);return o-=this.chart.isCombo?s.tickWidth/2:0,i.options.stacked?o+s.categoryWidth/2+s.categorySpacing:o+s.barWidth/2+s.categorySpacing+s.barWidth*a+s.barSpacing/2+s.barSpacing*a},calculateBarY:function(t,i){var a=(this.getScaleForId(this.getDataset().xAxisID),this.getScaleForId(this.getDataset().yAxisID)),s=this.getDataset().data[t];if(a.options.stacked){for(var o=0,n=0,r=0;i>r;r++){var l=this.chart.data.datasets[r];e.isDatasetVisible(l)&&l.bar&&l.yAxisID===a.id&&(l.data[t]<0?n+=l.data[t]||0:o+=l.data[t]||0)}return 0>s?a.getPixelForValue(n+s):a.getPixelForValue(o+s)}return a.getPixelForValue(s)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){var a=this.getDataset().data[e];null===a||void 0===a||isNaN(a)||t.transition(i).draw()},this)},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.rectangle.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.rectangle.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.rectangle.borderWidth)}})}},{}],16:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.bubble={hover:{mode:"single"},scales:{xAxes:[{type:"linear",position:"bottom",id:"x-axis-0"}],yAxes:[{type:"linear",position:"left",id:"y-axis-0"}]},tooltips:{callbacks:{title:function(t,e){return""},label:function(t,e){var i=e.datasets[t.datasetIndex].label||"",a=e.datasets[t.datasetIndex].data[t.index];return i+": ("+a.x+", "+a.y+", "+a.r+")"}}}},t.controllers.bubble=t.DatasetController.extend({addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i)},update:function(t){var i,a=this.getDataset().metaData,s=this.getScaleForId(this.getDataset().yAxisID);this.getScaleForId(this.getDataset().xAxisID);i=s.min<0&&s.max<0?s.getPixelForValue(s.max):s.min>0&&s.max>0?s.getPixelForValue(s.min):s.getPixelForValue(0),e.each(a,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,a){var s,o=this.getScaleForId(this.getDataset().yAxisID),n=this.getScaleForId(this.getDataset().xAxisID);s=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),e.extend(t,{_chart:this.chart.chart,_xScale:n,_yScale:o,_datasetIndex:this.index,_index:i,_model:{x:a?n.getPixelForDecimal(.5):n.getPixelForValue(this.getDataset().data[i],i,this.index,this.chart.isCombo),y:a?s:o.getPixelForValue(this.getDataset().data[i],i,this.index),radius:a?0:t.custom&&t.custom.radius?t.custom.radius:this.getRadius(this.getDataset().data[i]),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.point.borderWidth),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y),t.pivot()},getRadius:function(t){return t.r||this.chart.options.elements.point.radius},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i),t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.hoverRadius,a,this.chart.options.elements.point.hoverRadius)+this.getRadius(this.getDataset().data[t._index]),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:this.getRadius(this.getDataset().data[t._index]),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],17:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.doughnut={animation:{animateRotate:!0,animateScale:!1},aspectRatio:1,hover:{mode:"single"},legendCallback:function(t){var e=[];if(e.push('
    '),t.data.datasets.length)for(var i=0;i'),t.data.labels[i]&&e.push(t.data.labels[i]),e.push("");return e.push("
"),e.join("")},legend:{labels:{generateLabels:function(t){return t.labels.length&&t.datasets.length?t.labels.map(function(e,i){return{text:e,fillStyle:t.datasets[0].backgroundColor[i],hidden:isNaN(t.datasets[0].data[i]),index:i}}):[]}},onClick:function(t,i){e.each(this.chart.data.datasets,function(t){t.metaHiddenData=t.metaHiddenData||[];var e=i.index;isNaN(t.data[e])?isNaN(t.metaHiddenData[e])||(t.data[e]=t.metaHiddenData[e]):(t.metaHiddenData[e]=t.data[e],t.data[e]=NaN)}),this.chart.update()}},cutoutPercentage:50,tooltips:{callbacks:{title:function(){return""},label:function(t,e){return e.labels[t.index]+": "+e.datasets[t.datasetIndex].data[t.index]}}}},t.defaults.pie=e.clone(t.defaults.doughnut),e.extend(t.defaults.pie,{cutoutPercentage:0}),t.controllers.doughnut=t.controllers.pie=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(i,a){this.getDataset().metaData=this.getDataset().metaData||[];var s=new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i});a&&e.isArray(this.getDataset().backgroundColor)&&this.getDataset().backgroundColor.splice(i,0,a),this.updateElement(s,i,!0),this.getDataset().metaData.splice(i,0,s)},getVisibleDatasetCount:function(){return e.where(this.chart.data.datasets,function(t){return e.isDatasetVisible(t)}).length},getRingIndex:function(t){for(var i=0,a=0;t>a;++a)e.isDatasetVisible(this.chart.data.datasets[a])&&++i;return i},update:function(t){var i=Math.min(this.chart.chartArea.right-this.chart.chartArea.left,this.chart.chartArea.bottom-this.chart.chartArea.top);this.chart.outerRadius=Math.max(i/2-this.chart.options.elements.arc.borderWidth/2,0),this.chart.innerRadius=Math.max(this.chart.options.cutoutPercentage?this.chart.outerRadius/100*this.chart.options.cutoutPercentage:1,0),this.chart.radiusLength=(this.chart.outerRadius-this.chart.innerRadius)/this.getVisibleDatasetCount(),this.getDataset().total=0,e.each(this.getDataset().data,function(t){isNaN(t)||(this.getDataset().total+=Math.abs(t))},this),this.outerRadius=this.chart.outerRadius-this.chart.radiusLength*this.getRingIndex(this.index),this.innerRadius=this.outerRadius-this.chart.radiusLength,e.each(this.getDataset().metaData,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,a){var s=(this.chart.chartArea.left+this.chart.chartArea.right)/2,o=(this.chart.chartArea.top+this.chart.chartArea.bottom)/2,n=Math.PI*-.5,r=Math.PI*-.5,l=a&&this.chart.options.animation.animateRotate?0:this.calculateCircumference(this.getDataset().data[i]),h=a&&this.chart.options.animation.animateScale?0:this.innerRadius,c=a&&this.chart.options.animation.animateScale?0:this.outerRadius;e.extend(t,{_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_model:{x:s,y:o,startAngle:n,endAngle:r,circumference:l,outerRadius:c,innerRadius:h,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),hoverBackgroundColor:t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(this.getDataset().hoverBackgroundColor,i,this.chart.options.elements.arc.hoverBackgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.getDataset().label,i,this.chart.data.labels[i])}}),a||(0===i?t._model.startAngle=Math.PI*-.5:t._model.startAngle=this.getDataset().metaData[i-1]._model.endAngle,t._model.endAngle=t._model.startAngle+t._model.circumference),t.pivot()},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i).draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth)},calculateCircumference:function(t){return this.getDataset().total>0&&!isNaN(t)?1.999999*Math.PI*(t/this.getDataset().total):0}})}},{}],18:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.line={showLines:!0,hover:{mode:"label"},scales:{xAxes:[{type:"category",id:"x-axis-0"}],yAxes:[{type:"linear",id:"y-axis-0"}]}},t.controllers.line=t.DatasetController.extend({addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],this.getDataset().metaDataset=this.getDataset().metaDataset||new t.elements.Line({_chart:this.chart.chart,_datasetIndex:this.index,_points:this.getDataset().metaData}),e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i),this.chart.options.showLines&&0!==this.chart.options.elements.line.tension&&this.updateBezierControlPoints()},update:function(t){var i,a=this.getDataset().metaDataset,s=this.getDataset().metaData,o=this.getScaleForId(this.getDataset().yAxisID);this.getScaleForId(this.getDataset().xAxisID);i=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),this.chart.options.showLines&&(a._scale=o,a._datasetIndex=this.index,a._children=s,a._model={tension:a.custom&&a.custom.tension?a.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:a.custom&&a.custom.backgroundColor?a.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:a.custom&&a.custom.borderWidth?a.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:a.custom&&a.custom.borderColor?a.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,borderCapStyle:a.custom&&a.custom.borderCapStyle?a.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:a.custom&&a.custom.borderDash?a.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:a.custom&&a.custom.borderDashOffset?a.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:a.custom&&a.custom.borderJoinStyle?a.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,fill:a.custom&&a.custom.fill?a.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i},a.pivot()),e.each(s,function(e,i){this.updateElement(e,i,t)},this),this.chart.options.showLines&&0!==this.chart.options.elements.line.tension&&this.updateBezierControlPoints()},getPointBackgroundColor:function(t,i){var a=this.chart.options.elements.point.backgroundColor,s=this.getDataset();return t.custom&&t.custom.backgroundColor?a=t.custom.backgroundColor:s.pointBackgroundColor?a=e.getValueAtIndexOrDefault(s.pointBackgroundColor,i,a):s.backgroundColor&&(a=s.backgroundColor),a},getPointBorderColor:function(t,i){var a=this.chart.options.elements.point.borderColor,s=this.getDataset();return t.custom&&t.custom.borderColor?a=t.custom.borderColor:s.pointBorderColor?a=e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,a):s.borderColor&&(a=s.borderColor),a},getPointBorderWidth:function(t,i){var a=this.chart.options.elements.point.borderWidth,s=this.getDataset();return t.custom&&void 0!==t.custom.borderWidth?a=t.custom.borderWidth:void 0!==s.pointBorderWidth?a=e.getValueAtIndexOrDefault(s.pointBorderWidth,i,a):void 0!==s.borderWidth&&(a=s.borderWidth),a},updateElement:function(t,i,a){var s,o=this.getScaleForId(this.getDataset().yAxisID),n=this.getScaleForId(this.getDataset().xAxisID);s=o.min<0&&o.max<0?o.getPixelForValue(o.max):o.min>0&&o.max>0?o.getPixelForValue(o.min):o.getPixelForValue(0),t._chart=this.chart.chart,t._xScale=n,t._yScale=o,t._datasetIndex=this.index,t._index=i,t._model={x:n.getPixelForValue(this.getDataset().data[i],i,this.index,this.chart.isCombo),y:a?s:this.calculatePointY(this.getDataset().data[i],i,this.index,this.chart.isCombo),tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),backgroundColor:this.getPointBackgroundColor(t,i),borderColor:this.getPointBorderColor(t,i),borderWidth:this.getPointBorderWidth(t,i),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)},t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},calculatePointY:function(t,i,a,s){var o=(this.getScaleForId(this.getDataset().xAxisID),this.getScaleForId(this.getDataset().yAxisID));if(o.options.stacked){for(var n=0,r=0,l=0;a>l;l++){var h=this.chart.data.datasets[l];"line"===h.type&&e.isDatasetVisible(h)&&(h.data[i]<0?r+=h.data[i]||0:n+=h.data[i]||0)}return 0>t?o.getPixelForValue(r+t):o.getPixelForValue(n+t)}return o.getPixelForValue(t)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var a=e.splineCurve(e.previousItem(this.getDataset().metaData,i)._model,t._model,e.nextItem(this.getDataset().metaData,i)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(a.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(a.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(a.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(a.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t){t.transition(i)}),this.chart.options.showLines&&this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,a,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=this.getPointBackgroundColor(t,i),t._model.borderColor=this.getPointBorderColor(t,i),t._model.borderWidth=this.getPointBorderWidth(t,i)}})}},{}],19:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.polarArea={scale:{type:"radialLinear",lineArc:!0},animateRotate:!0,animateScale:!0,aspectRatio:1,legendCallback:function(t){var e=[];if(e.push('
    '),t.data.datasets.length)for(var i=0;i'),t.data.labels[i]&&e.push(t.data.labels[i]),e.push("");return e.push("
"),e.join("")},legend:{labels:{generateLabels:function(t){return t.labels.length&&t.datasets.length?t.labels.map(function(e,i){return{text:e,fillStyle:t.datasets[0].backgroundColor[i],hidden:isNaN(t.datasets[0].data[i]),index:i}}):[]}},onClick:function(t,i){e.each(this.chart.data.datasets,function(t){t.metaHiddenData=t.metaHiddenData||[];var e=i.index;isNaN(t.data[e])?isNaN(t.metaHiddenData[e])||(t.data[e]=t.metaHiddenData[e]):(t.metaHiddenData[e]=t.data[e],t.data[e]=NaN)}),this.chart.update()}},tooltips:{callbacks:{title:function(){return""},label:function(t,e){return e.labels[t.index]+": "+t.yLabel}}}},t.controllers.polarArea=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:i})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Arc({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i)},getVisibleDatasetCount:function(){return e.where(this.chart.data.datasets,function(t){return e.isDatasetVisible(t)}).length},update:function(t){var i=Math.min(this.chart.chartArea.right-this.chart.chartArea.left,this.chart.chartArea.bottom-this.chart.chartArea.top);this.chart.outerRadius=Math.max((i-this.chart.options.elements.arc.borderWidth/2)/2,0),this.chart.innerRadius=Math.max(this.chart.options.cutoutPercentage?this.chart.outerRadius/100*this.chart.options.cutoutPercentage:1,0),this.chart.radiusLength=(this.chart.outerRadius-this.chart.innerRadius)/this.getVisibleDatasetCount(),this.getDataset().total=0,e.each(this.getDataset().data,function(t){this.getDataset().total+=Math.abs(t)},this),this.outerRadius=this.chart.outerRadius-this.chart.radiusLength*this.index,this.innerRadius=this.outerRadius-this.chart.radiusLength,e.each(this.getDataset().metaData,function(e,i){this.updateElement(e,i,t)},this)},updateElement:function(t,i,a){for(var s=this.calculateCircumference(this.getDataset().data[i]),o=(this.chart.chartArea.left+this.chart.chartArea.right)/2,n=(this.chart.chartArea.top+this.chart.chartArea.bottom)/2,r=0,l=0;i>l;++l)isNaN(this.getDataset().data[l])||++r;var h=-.5*Math.PI+s*r,c=h+s,d={x:o,y:n,innerRadius:0,outerRadius:this.chart.options.animateScale?0:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:this.chart.options.animateRotate?Math.PI*-.5:h,endAngle:this.chart.options.animateRotate?Math.PI*-.5:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])};e.extend(t,{_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:a?d:{x:o,y:n,innerRadius:0, -outerRadius:this.chart.scale.getDistanceFromCenterForValue(this.getDataset().data[i]),startAngle:h,endAngle:c,backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),label:e.getValueAtIndexOrDefault(this.chart.data.labels,i,this.chart.data.labels[i])}}),t.pivot()},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i).draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.hoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.hoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.hoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().backgroundColor,i,this.chart.options.elements.arc.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().borderColor,i,this.chart.options.elements.arc.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().borderWidth,i,this.chart.options.elements.arc.borderWidth)},calculateCircumference:function(t){if(isNaN(t))return 0;var i=e.where(this.getDataset().data,function(t){return isNaN(t)}).length;return 2*Math.PI/(this.getDataset().data.length-i)}})}},{}],20:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.radar={scale:{type:"radialLinear"},elements:{line:{tension:0}}},t.controllers.radar=t.DatasetController.extend({linkScales:function(){},addElements:function(){this.getDataset().metaData=this.getDataset().metaData||[],this.getDataset().metaDataset=this.getDataset().metaDataset||new t.elements.Line({_chart:this.chart.chart,_datasetIndex:this.index,_points:this.getDataset().metaData,_loop:!0}),e.each(this.getDataset().data,function(e,i){this.getDataset().metaData[i]=this.getDataset().metaData[i]||new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:i,_model:{x:0,y:0}})},this)},addElementAndReset:function(e){this.getDataset().metaData=this.getDataset().metaData||[];var i=new t.elements.Point({_chart:this.chart.chart,_datasetIndex:this.index,_index:e});this.updateElement(i,e,!0),this.getDataset().metaData.splice(e,0,i),this.updateBezierControlPoints()},update:function(t){var i,a=this.getDataset().metaDataset,s=this.getDataset().metaData,o=this.chart.scale;i=o.min<0&&o.max<0?o.getPointPositionForValue(0,o.max):o.min>0&&o.max>0?o.getPointPositionForValue(0,o.min):o.getPointPositionForValue(0,0),e.extend(this.getDataset().metaDataset,{_datasetIndex:this.index,_children:this.getDataset().metaData,_model:{tension:a.custom&&a.custom.tension?a.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:a.custom&&a.custom.backgroundColor?a.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:a.custom&&a.custom.borderWidth?a.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:a.custom&&a.custom.borderColor?a.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,fill:a.custom&&a.custom.fill?a.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,borderCapStyle:a.custom&&a.custom.borderCapStyle?a.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:a.custom&&a.custom.borderDash?a.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:a.custom&&a.custom.borderDashOffset?a.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:a.custom&&a.custom.borderJoinStyle?a.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i}}),this.getDataset().metaDataset.pivot(),e.each(s,function(e,i){this.updateElement(e,i,t)},this),this.updateBezierControlPoints()},updateElement:function(t,i,a){var s=this.chart.scale.getPointPositionForValue(i,this.getDataset().data[i]);e.extend(t,{_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:{x:a?this.chart.scale.xCenter:s.x,y:a?this.chart.scale.yCenter:s.y,tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().pointRadius,i,this.chart.options.elements.point.radius),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var a=e.splineCurve(e.previousItem(this.getDataset().metaData,i,!0)._model,t._model,e.nextItem(this.getDataset().metaData,i,!0)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(a.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(a.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(a.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(a.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i)}),this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,a,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],21:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.animation={duration:1e3,easing:"easeOutQuart",onProgress:e.noop,onComplete:e.noop},t.Animation=t.Element.extend({currentStep:null,numSteps:60,easing:"",render:null,onAnimationProgress:null,onAnimationComplete:null}),t.animationService={frameDuration:17,animations:[],dropFrames:0,addAnimation:function(t,i,a,s){s||(t.animating=!0);for(var o=0;o1&&(i=Math.floor(this.dropFrames),this.dropFrames=this.dropFrames%1);for(var a=0;athis.animations[a].animationObject.numSteps&&(this.animations[a].animationObject.currentStep=this.animations[a].animationObject.numSteps),this.animations[a].animationObject.render(this.animations[a].chartInstance,this.animations[a].animationObject),this.animations[a].animationObject.onAnimationProgress&&this.animations[a].animationObject.onAnimationProgress.call&&this.animations[a].animationObject.onAnimationProgress.call(this.animations[a].chartInstance,this.animations[a]),this.animations[a].animationObject.currentStep===this.animations[a].animationObject.numSteps?(this.animations[a].animationObject.onAnimationComplete&&this.animations[a].animationObject.onAnimationComplete.call&&this.animations[a].animationObject.onAnimationComplete.call(this.animations[a].chartInstance,this.animations[a]),this.animations[a].chartInstance.animating=!1,this.animations.splice(a,1)):++a;var s=Date.now(),o=(s-t)/this.frameDuration;this.dropFrames+=o,this.animations.length>0&&e.requestAnimFrame.call(window,this.digestWrapper)}}}},{}],22:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.types={},t.instances={},t.controllers={},t.Controller=function(i){return this.chart=i,this.config=i.config,this.options=this.config.options=e.configMerge(t.defaults.global,t.defaults[this.config.type],this.config.options||{}),this.id=e.uid(),Object.defineProperty(this,"data",{get:function(){return this.config.data}}),t.instances[this.id]=this,this.options.responsive&&this.resize(!0),this.initialize(),this},e.extend(t.Controller.prototype,{initialize:function(){return this.bindEvents(),this.ensureScalesHaveIDs(),this.buildOrUpdateControllers(),this.buildScales(),this.buildSurroundingItems(),this.updateLayout(),this.resetElements(),this.initToolTip(),this.update(),this},clear:function(){return e.clear(this.chart),this},stop:function(){return t.animationService.cancelAnimation(this),this},resize:function(t){var i=this.chart.canvas,a=e.getMaximumWidth(this.chart.canvas),s=this.options.maintainAspectRatio&&isNaN(this.chart.aspectRatio)===!1&&isFinite(this.chart.aspectRatio)&&0!==this.chart.aspectRatio?a/this.chart.aspectRatio:e.getMaximumHeight(this.chart.canvas),o=this.chart.width!==a||this.chart.height!==s;return o?(i.width=this.chart.width=a,i.height=this.chart.height=s,e.retinaScale(this.chart),t||(this.stop(),this.update(this.options.responsiveAnimationDuration)),this):this},ensureScalesHaveIDs:function(){var t="x-axis-",i="y-axis-";this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(e,i){e.id=e.id||t+i}),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(t,e){t.id=t.id||i+e}))},buildScales:function(){if(this.scales={},this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(i,a){var s=e.getValueOrDefault(i.type,"category"),o=t.scaleService.getScaleConstructor(s);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(i,a){var s=e.getValueOrDefault(i.type,"linear"),o=t.scaleService.getScaleConstructor(s);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this)),this.options.scale){var i=t.scaleService.getScaleConstructor(this.options.scale.type);if(i){var a=new i({ctx:this.chart.ctx,options:this.options.scale,chart:this});this.scale=a,this.scales.radialScale=a}}t.scaleService.addScalesToLayout(this)},buildSurroundingItems:function(){this.options.title&&(this.titleBlock=new t.Title({ctx:this.chart.ctx,options:this.options.title,chart:this}),t.layoutService.addBox(this,this.titleBlock)),this.options.legend&&(this.legend=new t.Legend({ctx:this.chart.ctx,options:this.options.legend,chart:this}),t.layoutService.addBox(this,this.legend))},updateLayout:function(){t.layoutService.update(this,this.chart.width,this.chart.height)},buildOrUpdateControllers:function(){var i=[],a=[];if(e.each(this.data.datasets,function(e,s){e.type||(e.type=this.config.type);var o=e.type;i.push(o),e.controller?e.controller.updateIndex(s):(e.controller=new t.controllers[o](this,s),a.push(e.controller))},this),i.length>1)for(var s=1;s0&&(e=this.data.datasets[e[0]._datasetIndex].metaData),e},generateLegend:function(){return this.options.legendCallback(this)},destroy:function(){this.clear(),e.unbindEvents(this,this.events),e.removeResizeListener(this.chart.canvas.parentNode);var i=this.chart.canvas;i.width=this.chart.width,i.height=this.chart.height,void 0!==this.chart.originalDevicePixelRatio&&this.chart.ctx.scale(1/this.chart.originalDevicePixelRatio,1/this.chart.originalDevicePixelRatio),i.style.width=this.chart.originalCanvasStyleWidth,i.style.height=this.chart.originalCanvasStyleHeight,delete t.instances[this.id]},toBase64Image:function(){return this.chart.canvas.toDataURL.apply(this.chart.canvas,arguments)},initToolTip:function(){this.tooltip=new t.Tooltip({_chart:this.chart,_chartInstance:this,_data:this.data,_options:this.options},this)},bindEvents:function(){e.bindEvents(this,this.options.events,function(t){this.eventHandler(t)})},eventHandler:function(t){if(this.lastActive=this.lastActive||[],this.lastTooltipActive=this.lastTooltipActive||[],"mouseout"===t.type)this.active=[],this.tooltipActive=[];else{var i=this,a=function(e){switch(e){case"single":return i.getElementAtEvent(t);case"label":return i.getElementsAtEvent(t);case"dataset":return i.getDatasetAtEvent(t);default:return t}};this.active=a(this.options.hover.mode),this.tooltipActive=a(this.options.tooltips.mode)}this.options.hover.onHover&&this.options.hover.onHover.call(this,this.active),"mouseup"!==t.type&&"click"!==t.type||(this.options.onClick&&this.options.onClick.call(this,t,this.active),this.legend&&this.legend.handleEvent&&this.legend.handleEvent(t));if(this.lastActive.length)switch(this.options.hover.mode){case"single":this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0],this.lastActive[0]._datasetIndex,this.lastActive[0]._index);break;case"label":case"dataset":for(var s=0;st)this.getDataset().metaData.splice(t,e-t);else if(t>e)for(var i=e;t>i;++i)this.addElementAndReset(i)},addElements:e.noop,addElementAndReset:e.noop,draw:e.noop,removeHoverStyle:e.noop,setHoverStyle:e.noop,update:e.noop}),t.DatasetController.extend=e.inherits}},{}],24:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.elements={},t.Element=function(t){e.extend(this,t),this.initialize.apply(this,arguments)},e.extend(t.Element.prototype,{initialize:function(){},pivot:function(){return this._view||(this._view=e.clone(this._model)),this._start=e.clone(this._view),this},transition:function(t){return this._view||(this._view=e.clone(this._model)),1===t?(this._view=this._model,this._start=null,this):(this._start||this.pivot(),e.each(this._model,function(i,a){if("_"!==a[0]&&this._model.hasOwnProperty(a))if(this._view.hasOwnProperty(a))if(i===this._view[a]);else if("string"==typeof i)try{var s=e.color(this._start[a]).mix(e.color(this._model[a]),t);this._view[a]=s.rgbString()}catch(o){this._view[a]=i}else if("number"==typeof i){var n=void 0!==this._start[a]&&isNaN(this._start[a])===!1?this._start[a]:0;this._view[a]=(this._model[a]-n)*t+n}else this._view[a]=i;else"number"!=typeof i||isNaN(this._view[a])?this._view[a]=i:this._view[a]=i*t;else;},this),this)},tooltipPosition:function(){return{x:this._model.x,y:this._model.y}},hasValue:function(){return e.isNumber(this._model.x)&&e.isNumber(this._model.y)}}),t.Element.extend=e.inherits}},{}],25:[function(t,e,i){"use strict";var a=t("chartjs-color");e.exports=function(t){var e=t.helpers={};e.each=function(t,i,a,s){var o,n;if(e.isArray(t))if(n=t.length,s)for(o=n-1;o>=0;o--)i.call(a,t[o],o);else for(o=0;n>o;o++)i.call(a,t[o],o);else if("object"==typeof t){var r=Object.keys(t);for(n=r.length,o=0;n>o;o++)i.call(a,t[r[o]],r[o])}},e.clone=function(t){var i={};return e.each(t,function(a,s){t.hasOwnProperty(s)&&(e.isArray(a)?i[s]=a.slice(0):"object"==typeof a&&null!==a?i[s]=e.clone(a):i[s]=a)}),i},e.extend=function(t){for(var i=arguments.length,a=[],s=1;i>s;s++)a.push(arguments[s]);return e.each(a,function(i){e.each(i,function(e,a){i.hasOwnProperty(a)&&(t[a]=e)})}),t},e.configMerge=function(i){var a=e.clone(i);return e.each(Array.prototype.slice.call(arguments,1),function(i){e.each(i,function(s,o){if(i.hasOwnProperty(o))if("scales"===o)a[o]=e.scaleMerge(a.hasOwnProperty(o)?a[o]:{},s);else if("scale"===o)a[o]=e.configMerge(a.hasOwnProperty(o)?a[o]:{},t.scaleService.getScaleDefaults(s.type),s);else if(a.hasOwnProperty(o)&&e.isArray(a[o])&&e.isArray(s)){var n=a[o];e.each(s,function(t,i){i=s[o].length||!s[o][a].type?s[o].push(e.configMerge(t.scaleService.getScaleDefaults(n),i)):i.type!==s[o][a].type?s[o][a]=e.configMerge(s[o][a],t.scaleService.getScaleDefaults(n),i):s[o][a]=e.configMerge(s[o][a],i)}):(s[o]=[],e.each(i,function(i){var a=e.getValueOrDefault(i.type,"xAxes"===o?"category":"linear");s[o].push(e.configMerge(t.scaleService.getScaleDefaults(a),i))})):s.hasOwnProperty(o)&&"object"==typeof s[o]&&null!==s[o]&&"object"==typeof i?s[o]=e.configMerge(s[o],i):s[o]=i)}),s},e.getValueAtIndexOrDefault=function(t,i,a){return void 0===t||null===t?a:e.isArray(t)?i=0;a--){var s=t[a];if(e(s))return s}},e.inherits=function(t){var i=this,a=t&&t.hasOwnProperty("constructor")?t.constructor:function(){return i.apply(this,arguments)},s=function(){this.constructor=a};return s.prototype=i.prototype,a.prototype=new s,a.extend=e.inherits,t&&e.extend(a.prototype,t),a.__super__=i.prototype,a},e.noop=function(){},e.uid=function(){var t=0;return function(){return"chart-"+t++}}(),e.warn=function(t){console&&"function"==typeof console.warn&&console.warn(t)},e.isNumber=function(t){return!isNaN(parseFloat(t))&&isFinite(t)},e.almostEquals=function(t,e,i){return Math.abs(t-e)0?1:-1)},e.log10=function(t){return Math.log10?Math.log10(t):Math.log(t)/Math.LN10},e.toRadians=function(t){return t*(Math.PI/180)},e.toDegrees=function(t){return t*(180/Math.PI)},e.getAngleFromPoint=function(t,e){var i=e.x-t.x,a=e.y-t.y,s=Math.sqrt(i*i+a*a),o=Math.atan2(a,i);return o<-.5*Math.PI&&(o+=2*Math.PI),{angle:o,distance:s}},e.aliasPixel=function(t){return t%2===0?0:.5},e.splineCurve=function(t,e,i,a){var 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window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){return window.setTimeout(t,1e3/60)}}(),e.cancelAnimFrame=function(){return window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||window.msCancelAnimationFrame||function(t){return window.clearTimeout(t,1e3/60)}}(),e.getRelativePosition=function(t,i){var a,s,o=t.originalEvent||t,n=t.currentTarget||t.srcElement,r=n.getBoundingClientRect();o.touches&&o.touches.length>0?(a=o.touches[0].clientX,s=o.touches[0].clientY):(a=o.clientX,s=o.clientY);var l=parseFloat(e.getStyle(n,"padding-left")),h=parseFloat(e.getStyle(n,"padding-top")),c=parseFloat(e.getStyle(n,"padding-right")),d=parseFloat(e.getStyle(n,"padding-bottom")),u=r.right-r.left-l-c,g=r.bottom-r.top-h-d;return a=Math.round((a-r.left-l)/u*n.width/i.currentDevicePixelRatio),s=Math.round((s-r.top-h)/g*n.height/i.currentDevicePixelRatio),{x:a,y:s}},e.addEvent=function(t,e,i){t.addEventListener?t.addEventListener(e,i):t.attachEvent?t.attachEvent("on"+e,i):t["on"+e]=i},e.removeEvent=function(t,i,a){t.removeEventListener?t.removeEventListener(i,a,!1):t.detachEvent?t.detachEvent("on"+i,a):t["on"+i]=e.noop},e.bindEvents=function(t,i,a){t.events||(t.events={}),e.each(i,function(i){t.events[i]=function(){a.apply(t,arguments)},e.addEvent(t.chart.canvas,i,t.events[i])})},e.unbindEvents=function(t,i){e.each(i,function(i,a){e.removeEvent(t.chart.canvas,a,i)})},e.getConstraintWidth=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-width"],a=document.defaultView.getComputedStyle(t.parentNode)["max-width"],s=null!==i&&"none"!==i,o=null!==a&&"none"!==a;return(s||o)&&(e=Math.min(s?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(a,10):Number.POSITIVE_INFINITY)), 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e=t.ctx,i=t.canvas.width,a=t.canvas.height,s=t.currentDevicePixelRatio=window.devicePixelRatio||1;1!==s&&(e.canvas.height=a*s,e.canvas.width=i*s,e.scale(s,s),t.originalDevicePixelRatio=t.originalDevicePixelRatio||s),e.canvas.style.width=i+"px",e.canvas.style.height=a+"px"},e.clear=function(t){t.ctx.clearRect(0,0,t.width,t.height)},e.fontString=function(t,e,i){return e+" "+t+"px "+i},e.longestText=function(t,i,a,s){s=s||{},s.data=s.data||{},s.garbageCollect=s.garbageCollect||[],s.font!==i&&(s.data={},s.garbageCollect=[],s.font=i),t.font=i;var o=0;e.each(a,function(e){var i=s.data[e];i||(i=s.data[e]=t.measureText(e).width,s.garbageCollect.push(e)),i>o&&(o=i)});var n=s.garbageCollect.length/2;if(n>a.length){for(var r=0;n>r;r++)delete s.data[s.garbageCollect[r]];s.garbageCollect.splice(0,n)}return o},e.drawRoundedRectangle=function(t,e,i,a,s,o){t.beginPath(),t.moveTo(e+o,i),t.lineTo(e+a-o,i),t.quadraticCurveTo(e+a,i,e+a,i+o),t.lineTo(e+a,i+s-o),t.quadraticCurveTo(e+a,i+s,e+a-o,i+s),t.lineTo(e+o,i+s),t.quadraticCurveTo(e,i+s,e,i+s-o),t.lineTo(e,i+o),t.quadraticCurveTo(e,i,e+o,i),t.closePath()},e.color=function(t){return a?a(t):(console.log("Color.js not found!"),t)},e.addResizeListener=function(t,e){var i=document.createElement("iframe"),a="chartjs-hidden-iframe";i.classlist?i.classlist.add(a):i.setAttribute("class",a),i.style.width="100%",i.style.display="block",i.style.border=0,i.style.height=0,i.style.margin=0,i.style.position="absolute",i.style.left=0,i.style.right=0,i.style.top=0,i.style.bottom=0,t.insertBefore(i,t.firstChild),(i.contentWindow||i).onresize=function(){e&&e()}},e.removeResizeListener=function(t){var e=t.querySelector(".chartjs-hidden-iframe");e&&e.parentNode.removeChild(e)},e.isArray=function(t){return Array.isArray?Array.isArray(t):"[object Array]"===Object.prototype.toString.call(t)},e.pushAllIfDefined=function(t,i){"undefined"!=typeof t&&(e.isArray(t)?i.push.apply(i,t):i.push(t))},e.isDatasetVisible=function(t){return!t.hidden},e.callCallback=function(t,e,i){t&&"function"==typeof t.call&&t.apply(i,e)}}},{"chartjs-color":2}],26:[function(t,e,i){"use strict";e.exports=function(){var t=function(e,i){this.config=i,e.length&&e[0].getContext&&(e=e[0]),e.getContext&&(e=e.getContext("2d")),this.ctx=e,this.canvas=e.canvas,this.width=e.canvas.width||parseInt(t.helpers.getStyle(e.canvas,"width"))||t.helpers.getMaximumWidth(e.canvas),this.height=e.canvas.height||parseInt(t.helpers.getStyle(e.canvas,"height"))||t.helpers.getMaximumHeight(e.canvas),this.aspectRatio=this.width/this.height,(isNaN(this.aspectRatio)||isFinite(this.aspectRatio)===!1)&&(this.aspectRatio=void 0!==i.aspectRatio?i.aspectRatio:2),this.originalCanvasStyleWidth=e.canvas.style.width,this.originalCanvasStyleHeight=e.canvas.style.height,t.helpers.retinaScale(this),i&&(this.controller=new t.Controller(this));var a=this;return t.helpers.addResizeListener(e.canvas.parentNode,function(){a.controller&&a.controller.config.options.responsive&&a.controller.resize()}),this.controller?this.controller:this};return t.defaults={global:{responsive:!0,responsiveAnimationDuration:0,maintainAspectRatio:!0,events:["mousemove","mouseout","click","touchstart","touchmove"],hover:{onHover:null,mode:"single",animationDuration:400},onClick:null,defaultColor:"rgba(0,0,0,0.1)",defaultFontColor:"#666",defaultFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",defaultFontSize:12,defaultFontStyle:"normal",showLines:!0,elements:{},legendCallback:function(t){var e=[];e.push('
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l=i>30?5:2,h=a>30?5:2,c=e.where(t.boxes,function(t){return"left"===t.options.position}),d=e.where(t.boxes,function(t){return"right"===t.options.position}),u=e.where(t.boxes,function(t){return"top"===t.options.position}),g=e.where(t.boxes,function(t){return"bottom"===t.options.position}),f=e.where(t.boxes,function(t){return"chartArea"===t.options.position});u.sort(function(t,e){return(e.options.fullWidth?1:0)-(t.options.fullWidth?1:0)}),g.sort(function(t,e){return(t.options.fullWidth?1:0)-(e.options.fullWidth?1:0)});var m=i-2*l,p=a-2*h,b=m/2,x=p/2,v=(i-b)/(c.length+d.length),y=(a-x)/(u.length+g.length),k=m,D=p,S=[];e.each(c.concat(d,u,g),s);var C=l,w=l,_=h,A=h;e.each(c.concat(d),o),e.each(c,function(t){C+=t.width}),e.each(d,function(t){w+=t.width}),e.each(u.concat(g),o),e.each(u,function(t){_+=t.height}),e.each(g,function(t){A+=t.height}),e.each(c.concat(d),n),C=l,w=l,_=h,A=h,e.each(c,function(t){C+=t.width}),e.each(d,function(t){w+=t.width}),e.each(u,function(t){_+=t.height}),e.each(g,function(t){A+=t.height});var I=a-_-A,M=i-C-w;M===k&&I===D||(e.each(c,function(t){t.height=I}),e.each(d,function(t){t.height=I}),e.each(u,function(t){t.width=M}),e.each(g,function(t){t.width=M}),D=I,k=M);var F=l,P=h;e.each(c.concat(u),r),F+=k,P+=D,e.each(d,r),e.each(g,r),t.chartArea={left:C,top:_,right:C+k,bottom:_+D},e.each(f,function(e){e.left=t.chartArea.left,e.top=t.chartArea.top,e.right=t.chartArea.right,e.bottom=t.chartArea.bottom,e.update(k,D)})}}}}},{}],28:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.legend={display:!0,position:"top",fullWidth:!0,reverse:!1,onClick:function(t,e){var i=this.chart.data.datasets[e.datasetIndex];i.hidden=!i.hidden,this.chart.update()},labels:{boxWidth:40,padding:10,generateLabels:function(t){return t.datasets.map(function(t,e){return{text:t.label,fillStyle:t.backgroundColor,hidden:t.hidden,lineCap:t.borderCapStyle,lineDash:t.borderDash,lineDashOffset:t.borderDashOffset,lineJoin:t.borderJoinStyle,lineWidth:t.borderWidth,strokeStyle:t.borderColor,datasetIndex:e}},this)}}},t.Legend=t.Element.extend({initialize:function(t){e.extend(this,t),this.legendHitBoxes=[],this.doughnutMode=!1},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:function(){this.legendItems=this.options.labels.generateLabels.call(this,this.chart.data),this.options.reverse&&this.legendItems.reverse()},afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=this.ctx,a=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),o=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),n=e.fontString(a,s,o);if(this.legendHitBoxes=[],this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.display&&this.isHorizontal()){this.lineWidths=[0];var r=this.legendItems.length?a+this.options.labels.padding:0;i.textAlign="left",i.textBaseline="top",i.font=n,e.each(this.legendItems,function(t,e){var s=this.options.labels.boxWidth+a/2+i.measureText(t.text).width;this.lineWidths[this.lineWidths.length-1]+s+this.options.labels.padding>=this.width&&(r+=a+this.options.labels.padding,this.lineWidths[this.lineWidths.length]=this.left),this.legendHitBoxes[e]={left:0,top:0,width:s,height:a},this.lineWidths[this.lineWidths.length-1]+=s+this.options.labels.padding},this),this.minSize.height+=r}this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i=this.ctx,a={x:this.left+(this.width-this.lineWidths[0])/2,y:this.top+this.options.labels.padding,line:0},s=e.getValueOrDefault(this.options.labels.fontColor,t.defaults.global.defaultFontColor),o=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),n=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),r=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),l=e.fontString(o,n,r);this.isHorizontal()&&(i.textAlign="left",i.textBaseline="top",i.lineWidth=.5,i.strokeStyle=s,i.fillStyle=s,i.font=l,e.each(this.legendItems,function(e,s){var n=i.measureText(e.text).width,r=this.options.labels.boxWidth+o/2+n;a.x+r>=this.width&&(a.y+=o+this.options.labels.padding,a.line++,a.x=this.left+(this.width-this.lineWidths[a.line])/2),i.save();var l=function(t,e){return void 0!==t?t:e};i.fillStyle=l(e.fillStyle,t.defaults.global.defaultColor),i.lineCap=l(e.lineCap,t.defaults.global.elements.line.borderCapStyle),i.lineDashOffset=l(e.lineDashOffset,t.defaults.global.elements.line.borderDashOffset),i.lineJoin=l(e.lineJoin,t.defaults.global.elements.line.borderJoinStyle),i.lineWidth=l(e.lineWidth,t.defaults.global.elements.line.borderWidth),i.strokeStyle=l(e.strokeStyle,t.defaults.global.defaultColor),i.setLineDash&&i.setLineDash(l(e.lineDash,t.defaults.global.elements.line.borderDash)),i.strokeRect(a.x,a.y,this.options.labels.boxWidth,o),i.fillRect(a.x,a.y,this.options.labels.boxWidth,o),i.restore(),this.legendHitBoxes[s].left=a.x,this.legendHitBoxes[s].top=a.y,i.fillText(e.text,this.options.labels.boxWidth+o/2+a.x,a.y),e.hidden&&(i.beginPath(),i.lineWidth=2,i.moveTo(this.options.labels.boxWidth+o/2+a.x,a.y+o/2),i.lineTo(this.options.labels.boxWidth+o/2+a.x+n,a.y+o/2),i.stroke()),a.x+=r+this.options.labels.padding},this))}},handleEvent:function(t){var i=e.getRelativePosition(t,this.chart.chart);if(i.x>=this.left&&i.x<=this.right&&i.y>=this.top&&i.y<=this.bottom)for(var a=0;a=s.left&&i.x<=s.left+s.width&&i.y>=s.top&&i.y<=s.top+s.height){this.options.onClick&&this.options.onClick.call(this,t,this.legendItems[a]);break}}}})}},{}],29:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.scale={display:!0,gridLines:{display:!0,color:"rgba(0, 0, 0, 0.1)",lineWidth:1,drawOnChartArea:!0,drawTicks:!0,zeroLineWidth:1,zeroLineColor:"rgba(0,0,0,0.25)",offsetGridLines:!1},scaleLabel:{labelString:"",display:!1},ticks:{beginAtZero:!1,maxRotation:90,mirror:!1,padding:10,reverse:!1,display:!0,autoSkip:!0,autoSkipPadding:20,callback:function(t){return""+t}}},t.Scale=t.Element.extend({beforeUpdate:function(){e.callCallback(this.options.beforeUpdate,[this])},update:function(t,i,a){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=i,this.margins=e.extend({left:0,right:0,top:0,bottom:0},a),this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeDataLimits(),this.determineDataLimits(),this.afterDataLimits(),this.beforeBuildTicks(),this.buildTicks(),this.afterBuildTicks(),this.beforeTickToLabelConversion(),this.convertTicksToLabels(),this.afterTickToLabelConversion(),this.beforeCalculateTickRotation(),this.calculateTickRotation(),this.afterCalculateTickRotation(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:function(){e.callCallback(this.options.afterUpdate,[this])},beforeSetDimensions:function(){e.callCallback(this.options.beforeSetDimensions,[this])},setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0},afterSetDimensions:function(){e.callCallback(this.options.afterSetDimensions,[this])},beforeDataLimits:function(){e.callCallback(this.options.beforeDataLimits,[this])},determineDataLimits:e.noop,afterDataLimits:function(){e.callCallback(this.options.afterDataLimits,[this])},beforeBuildTicks:function(){e.callCallback(this.options.beforeBuildTicks,[this])},buildTicks:e.noop,afterBuildTicks:function(){e.callCallback(this.options.afterBuildTicks,[this])},beforeTickToLabelConversion:function(){e.callCallback(this.options.beforeTickToLabelConversion,[this])},convertTicksToLabels:function(){this.ticks=this.ticks.map(function(t,e,i){return this.options.ticks.userCallback?this.options.ticks.userCallback(t,e,i):this.options.ticks.callback(t,e,i)},this)},afterTickToLabelConversion:function(){e.callCallback(this.options.afterTickToLabelConversion,[this])},beforeCalculateTickRotation:function(){e.callCallback(this.options.beforeCalculateTickRotation,[this])},calculateTickRotation:function(){var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,a,s);this.ctx.font=o;var n,r=this.ctx.measureText(this.ticks[0]).width,l=this.ctx.measureText(this.ticks[this.ticks.length-1]).width;if(this.labelRotation=0,this.paddingRight=0,this.paddingLeft=0,this.options.display&&this.isHorizontal()){this.paddingRight=l/2+3,this.paddingLeft=r/2+3,this.longestTextCache||(this.longestTextCache={});for(var h,c,d=e.longestText(this.ctx,o,this.ticks,this.longestTextCache),u=d,g=this.getPixelForTick(1)-this.getPixelForTick(0)-6;u>g&&this.labelRotationthis.yLabelWidth&&(this.paddingLeft=n+i/2),this.paddingRight=i/2,c*d>this.maxHeight){this.labelRotation--;break}this.labelRotation++,u=h*d}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0))},afterCalculateTickRotation:function(){e.callCallback(this.options.afterCalculateTickRotation,[this])},beforeFit:function(){e.callCallback(this.options.beforeFit,[this])},fit:function(){this.minSize={width:0,height:0};var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,a,s),n=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(n,r,l);if(this.isHorizontal()?this.minSize.width=this.isFullWidth()?this.maxWidth-this.margins.left-this.margins.right:this.maxWidth:this.minSize.width=this.options.gridLines.display&&this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.gridLines.display&&this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.scaleLabel.display&&(this.isHorizontal()?this.minSize.height+=1.5*n:this.minSize.width+=1.5*n),this.options.ticks.display&&this.options.display){this.longestTextCache||(this.longestTextCache={});var h=e.longestText(this.ctx,o,this.ticks,this.longestTextCache);if(this.isHorizontal()){this.longestLabelWidth=h;var c=Math.sin(e.toRadians(this.labelRotation))*this.longestLabelWidth+1.5*i;this.minSize.height=Math.min(this.maxHeight,this.minSize.height+c),this.ctx.font=o;var d=this.ctx.measureText(this.ticks[0]).width,u=this.ctx.measureText(this.ticks[this.ticks.length-1]).width,g=Math.cos(e.toRadians(this.labelRotation)),f=Math.sin(e.toRadians(this.labelRotation));this.paddingLeft=0!==this.labelRotation?g*d+3:d/2+3,this.paddingRight=0!==this.labelRotation?f*(i/2)+3:u/2+3}else{var m=this.maxWidth-this.minSize.width;this.options.ticks.mirror||(h+=this.options.ticks.padding),m>h?this.minSize.width+=h:this.minSize.width=this.maxWidth,this.paddingTop=i/2,this.paddingBottom=i/2}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingTop=Math.max(this.paddingTop-this.margins.top,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0),this.paddingBottom=Math.max(this.paddingBottom-this.margins.bottom,0)),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:function(){e.callCallback(this.options.afterFit,[this])},isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},isFullWidth:function(){return this.options.fullWidth},getRightValue:function i(t){return null===t||"undefined"==typeof t?NaN:"number"==typeof t&&isNaN(t)?NaN:"object"==typeof t?t instanceof Date?t:i(this.isHorizontal()?t.x:t.y):t},getLabelForIndex:e.noop,getPixelForValue:e.noop,getPixelForTick:function(t,e){if(this.isHorizontal()){var i=this.width-(this.paddingLeft+this.paddingRight),a=i/Math.max(this.ticks.length-(this.options.gridLines.offsetGridLines?0:1),1),s=a*t+this.paddingLeft;e&&(s+=a/2);var o=this.left+Math.round(s);return o+=this.isFullWidth()?this.margins.left:0}var n=this.height-(this.paddingTop+this.paddingBottom);return this.top+t*(n/(this.ticks.length-1))},getPixelForDecimal:function(t){if(this.isHorizontal()){var e=this.width-(this.paddingLeft+this.paddingRight),i=e*t+this.paddingLeft,a=this.left+Math.round(i);return a+=this.isFullWidth()?this.margins.left:0}return this.top+t*this.height},draw:function(i){if(this.options.display){var a,s,o,n,r,l=0!==this.labelRotation,h=this.options.ticks.autoSkip;this.options.ticks.maxTicksLimit&&(r=this.options.ticks.maxTicksLimit);var c=e.getValueOrDefault(this.options.ticks.fontColor,t.defaults.global.defaultFontColor),d=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),u=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),g=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),f=e.fontString(d,u,g),m=e.getValueOrDefault(this.options.scaleLabel.fontColor,t.defaults.global.defaultFontColor),p=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),b=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),x=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily),v=e.fontString(p,b,x),y=Math.cos(e.toRadians(this.labelRotation)),k=(Math.sin(e.toRadians(this.labelRotation)),this.longestLabelWidth*y);if(this.ctx.fillStyle=c,this.isHorizontal()){a=!0;var D="bottom"===this.options.position?this.top:this.bottom-10,S="bottom"===this.options.position?this.top+10:this.bottom;if(s=!1,(k/2+this.options.ticks.autoSkipPadding)*this.ticks.length>this.width-(this.paddingLeft+this.paddingRight)&&(s=1+Math.floor((k/2+this.options.ticks.autoSkipPadding)*this.ticks.length/(this.width-(this.paddingLeft+this.paddingRight)))),r&&this.ticks.length>r)for(;!s||this.ticks.length/(s||1)>r;)s||(s=1),s+=1;h||(s=!1),e.each(this.ticks,function(t,o){var n=this.ticks.length===o+1,r=s>1&&o%s>0||o%s===0&&o+s>this.ticks.length;if((!r||n)&&void 0!==t&&null!==t){var h=this.getPixelForTick(o),c=this.getPixelForTick(o,this.options.gridLines.offsetGridLines);this.options.gridLines.display&&(o===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,a=!0):a&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,a=!1),h+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(h,D),this.ctx.lineTo(h,S)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(h,i.top),this.ctx.lineTo(h,i.bottom)),this.ctx.stroke()),this.options.ticks.display&&(this.ctx.save(),this.ctx.translate(c,l?this.top+12:"top"===this.options.position?this.bottom-10:this.top+10),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=f,this.ctx.textAlign=l?"right":"center",this.ctx.textBaseline=l?"middle":"top"===this.options.position?"bottom":"top",this.ctx.fillText(t,0,0),this.ctx.restore())}},this),this.options.scaleLabel.display&&(this.ctx.textAlign="center",this.ctx.textBaseline="middle",this.ctx.fillStyle=m,this.ctx.font=v,o=this.left+(this.right-this.left)/2,n="bottom"===this.options.position?this.bottom-p/2:this.top+p/2,this.ctx.fillText(this.options.scaleLabel.labelString,o,n))}else{a=!0;var C="right"===this.options.position?this.left:this.right-5,w="right"===this.options.position?this.left+5:this.right;if(e.each(this.ticks,function(t,s){if(void 0!==t&&null!==t){var o=this.getPixelForTick(s);if(this.options.gridLines.display&&(s===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,a=!0):a&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,a=!1),o+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(C,o),this.ctx.lineTo(w,o)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(i.left,o),this.ctx.lineTo(i.right,o)),this.ctx.stroke()),this.options.ticks.display){var n,r=this.getPixelForTick(s,this.options.gridLines.offsetGridLines);this.ctx.save(),"left"===this.options.position?this.options.ticks.mirror?(n=this.right+this.options.ticks.padding,this.ctx.textAlign="left"):(n=this.right-this.options.ticks.padding,this.ctx.textAlign="right"):this.options.ticks.mirror?(n=this.left-this.options.ticks.padding,this.ctx.textAlign="right"):(n=this.left+this.options.ticks.padding,this.ctx.textAlign="left"),this.ctx.translate(n,r),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=f,this.ctx.textBaseline="middle",this.ctx.fillText(t,0,0),this.ctx.restore()}}},this),this.options.scaleLabel.display){o="left"===this.options.position?this.left+p/2:this.right-p/2,n=this.top+(this.bottom-this.top)/2;var _="left"===this.options.position?-.5*Math.PI:.5*Math.PI;this.ctx.save(),this.ctx.translate(o,n),this.ctx.rotate(_),this.ctx.textAlign="center",this.ctx.fillStyle=m,this.ctx.font=v,this.ctx.textBaseline="middle",this.ctx.fillText(this.options.scaleLabel.labelString,0,0),this.ctx.restore()}}this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color;var A=this.left,I=this.right,M=this.top,F=this.bottom;this.isHorizontal()?(M=F="top"===this.options.position?this.bottom:this.top,M+=e.aliasPixel(this.ctx.lineWidth),F+=e.aliasPixel(this.ctx.lineWidth)):(A=I="left"===this.options.position?this.right:this.left,A+=e.aliasPixel(this.ctx.lineWidth),I+=e.aliasPixel(this.ctx.lineWidth)),this.ctx.beginPath(),this.ctx.moveTo(A,M),this.ctx.lineTo(I,F),this.ctx.stroke()}}})}},{}],30:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.scaleService={constructors:{},defaults:{},registerScaleType:function(t,i,a){this.constructors[t]=i,this.defaults[t]=e.clone(a)},getScaleConstructor:function(t){return this.constructors.hasOwnProperty(t)?this.constructors[t]:void 0},getScaleDefaults:function(i){return this.defaults.hasOwnProperty(i)?e.scaleMerge(t.defaults.scale,this.defaults[i]):{}},addScalesToLayout:function(i){e.each(i.scales,function(e){t.layoutService.addBox(i,e)})}}}},{}],31:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.title={display:!1,position:"top",fullWidth:!0,fontStyle:"bold",padding:10,text:""},t.Title=t.Element.extend({initialize:function(i){e.extend(this,i),this.options=e.configMerge(t.defaults.global.title,i.options),this.legendHitBoxes=[]},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:e.noop,afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=(this.ctx,e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize)),a=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(i,a,s);this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=0,this.isHorizontal()?this.minSize.height=0:this.minSize.height=this.maxHeight,this.isHorizontal()?this.options.display&&(this.minSize.height+=i+2*this.options.padding):this.options.display&&(this.minSize.width+=i+2*this.options.padding),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i,a,s=this.ctx,o=e.getValueOrDefault(this.options.fontColor,t.defaults.global.defaultFontColor),n=e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily),h=e.fontString(n,r,l);if(s.fillStyle=o,s.font=h,this.isHorizontal())s.textAlign="center",s.textBaseline="middle",i=this.left+(this.right-this.left)/2,a=this.top+(this.bottom-this.top)/2,s.fillText(this.options.text,i,a);else{i="left"===this.options.position?this.left+n/2:this.right-n/2,a=this.top+(this.bottom-this.top)/2;var c="left"===this.options.position?-.5*Math.PI:.5*Math.PI;s.save(),s.translate(i,a),s.rotate(c),s.textAlign="center",s.textBaseline="middle",s.fillText(this.options.text,0,0),s.restore()}}}})}},{}],32:[function(t,e,i){"use strict";e.exports=function(t){function e(t,e){return e&&(i.isArray(e)?t=t.concat(e):t.push(e)),t}var i=t.helpers;t.defaults.global.tooltips={enabled:!0,custom:null,mode:"single",backgroundColor:"rgba(0,0,0,0.8)",titleFontStyle:"bold",titleSpacing:2,titleMarginBottom:6,titleColor:"#fff",titleAlign:"left",bodySpacing:2,bodyColor:"#fff",bodyAlign:"left",footerFontStyle:"bold",footerSpacing:2,footerMarginTop:6,footerColor:"#fff",footerAlign:"left",yPadding:6,xPadding:6,yAlign:"center",xAlign:"center",caretSize:5,cornerRadius:6,multiKeyBackground:"#fff",callbacks:{beforeTitle:i.noop,title:function(t,e){var i="";return t.length>0&&(t[0].xLabel?i=t[0].xLabel:e.labels.length>0&&t[0].indexthis._chart.height-t.height&&(this._model.yAlign="bottom");var e,i,a,s,o,n=this,r=(this._chartInstance.chartArea.left+this._chartInstance.chartArea.right)/2,l=(this._chartInstance.chartArea.top+this._chartInstance.chartArea.bottom)/2;"center"===this._model.yAlign?(e=function(t){return r>=t},i=function(t){return t>r}):(e=function(e){return e<=t.width/2},i=function(e){return e>=n._chart.width-t.width/2}),a=function(e){return e+t.width>n._chart.width},s=function(e){return e-t.width<0},o=function(t){return l>=t?"top":"bottom"},e(this._model.x)?(this._model.xAlign="left",a(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y))):i(this._model.x)&&(this._model.xAlign="right",s(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y)))},getBackgroundPoint:function(t,e){var i={x:t.x,y:t.y};return"right"===t.xAlign?i.x-=e.width:"center"===t.xAlign&&(i.x-=e.width/2),"top"===t.yAlign?i.y+=t.caretPadding+t.caretSize:"bottom"===t.yAlign?i.y-=e.height+t.caretPadding+t.caretSize:i.y-=e.height/2,"center"===t.yAlign?"left"===t.xAlign?i.x+=t.caretPadding+t.caretSize:"right"===t.xAlign&&(i.x-=t.caretPadding+t.caretSize):"left"===t.xAlign?i.x-=t.cornerRadius+t.caretPadding:"right"===t.xAlign&&(i.x+=t.cornerRadius+t.caretPadding),i},drawCaret:function(t,e,a,s){var o,n,r,l,h,c,d=this._view,u=this._chart.ctx;"center"===d.yAlign?("left"===d.xAlign?(o=t.x,n=o-d.caretSize,r=o):(o=t.x+e.width,n=o+d.caretSize,r=o),h=t.y+e.height/2,l=h-d.caretSize,c=h+d.caretSize):("left"===d.xAlign?(o=t.x+d.cornerRadius,n=o+d.caretSize,r=n+d.caretSize):"right"===d.xAlign?(o=t.x+e.width-d.cornerRadius,n=o-d.caretSize,r=n-d.caretSize):(n=t.x+e.width/2,o=n-d.caretSize,r=n+d.caretSize),"top"===d.yAlign?(l=t.y,h=l-d.caretSize,c=l):(l=t.y+e.height,h=l+d.caretSize,c=l));var g=i.color(d.backgroundColor);u.fillStyle=g.alpha(a*g.alpha()).rgbString(),u.beginPath(),u.moveTo(o,l),u.lineTo(n,h),u.lineTo(r,c),u.closePath(),u.fill()},drawTitle:function(t,e,a,s){if(e.title.length){a.textAlign=e._titleAlign,a.textBaseline="top";var o=i.color(e.titleColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.titleFontSize,e._titleFontStyle,e._titleFontFamily),i.each(e.title,function(i,s){a.fillText(i,t.x,t.y),t.y+=e.titleFontSize+e.titleSpacing,s+1===e.title.length&&(t.y+=e.titleMarginBottom-e.titleSpacing)})}},drawBody:function(t,e,a,s){a.textAlign=e._bodyAlign,a.textBaseline="top";var o=i.color(e.bodyColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.bodyFontSize,e._bodyFontStyle,e._bodyFontFamily),i.each(e.beforeBody,function(i){a.fillText(i,t.x,t.y),t.y+=e.bodyFontSize+e.bodySpacing}),i.each(e.body,function(o,n){"single"!==this._options.tooltips.mode&&(a.fillStyle=i.color(e.legendColorBackground).alpha(s).rgbaString(),a.fillRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),a.strokeStyle=i.color(e.labelColors[n].borderColor).alpha(s).rgbaString(),a.strokeRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),a.fillStyle=i.color(e.labelColors[n].backgroundColor).alpha(s).rgbaString(),a.fillRect(t.x+1,t.y+1,e.bodyFontSize-2,e.bodyFontSize-2),a.fillStyle=i.color(e.bodyColor).alpha(s).rgbaString()),a.fillText(o,t.x+("single"!==this._options.tooltips.mode?e.bodyFontSize+2:0),t.y),t.y+=e.bodyFontSize+e.bodySpacing},this),i.each(e.afterBody,function(i){a.fillText(i,t.x,t.y),t.y+=e.bodyFontSize}),t.y-=e.bodySpacing},drawFooter:function(t,e,a,s){if(e.footer.length){t.y+=e.footerMarginTop,a.textAlign=e._footerAlign,a.textBaseline="top";var o=i.color(e.footerColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.footerFontSize,e._footerFontStyle,e._footerFontFamily),i.each(e.footer,function(i){a.fillText(i,t.x,t.y),t.y+=e.footerFontSize+e.footerSpacing})}},draw:function(){var t=this._chart.ctx,e=this._view;if(0!==e.opacity){var a=e.caretPadding,s=this.getTooltipSize(e),o={x:e.x,y:e.y},n=Math.abs(e.opacity<.001)?0:e.opacity;if(this._options.tooltips.enabled){var r=i.color(e.backgroundColor);t.fillStyle=r.alpha(n*r.alpha()).rgbString(),i.drawRoundedRectangle(t,o.x,o.y,s.width,s.height,e.cornerRadius),t.fill(),this.drawCaret(o,s,n,a),o.x+=e.xPadding,o.y+=e.yPadding,this.drawTitle(o,e,t,n),this.drawBody(o,e,t,n),this.drawFooter(o,e,t,n)}}}})}},{}],33:[function(t,e,i){"use strict";e.exports=function(t,e){var i=t.helpers;t.defaults.global.elements.arc={backgroundColor:t.defaults.global.defaultColor,borderColor:"#fff",borderWidth:2},t.elements.Arc=t.Element.extend({inLabelRange:function(t){var e=this._view;return e?Math.pow(t-e.x,2)1.5*Math.PI?a.startAngle-2*Math.PI:a.startAngle,n=a.endAngle<-.5*Math.PI?a.endAngle+2*Math.PI:a.endAngle>1.5*Math.PI?a.endAngle-2*Math.PI:a.endAngle,r=s.angle>=o&&s.angle<=n,l=s.distance>=a.innerRadius&&s.distance<=a.outerRadius;return r&&l}return!1},tooltipPosition:function(){var t=this._view,e=t.startAngle+(t.endAngle-t.startAngle)/2,i=(t.outerRadius-t.innerRadius)/2+t.innerRadius;return{x:t.x+Math.cos(e)*i,y:t.y+Math.sin(e)*i}},draw:function(){var t=this._chart.ctx,e=this._view;t.beginPath(),t.arc(e.x,e.y,e.outerRadius,e.startAngle,e.endAngle),t.arc(e.x,e.y,e.innerRadius,e.endAngle,e.startAngle,!0),t.closePath(),t.strokeStyle=e.borderColor,t.lineWidth=e.borderWidth,t.fillStyle=e.backgroundColor,t.fill(),t.lineJoin="bevel",e.borderWidth&&t.stroke()}})}},{}],34:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.line={tension:.4,backgroundColor:t.defaults.global.defaultColor,borderWidth:3,borderColor:t.defaults.global.defaultColor,borderCapStyle:"butt",borderDash:[],borderDashOffset:0,borderJoinStyle:"miter",fill:!0},t.elements.Line=t.Element.extend({lineToNextPoint:function(t,e,i,a,s){var o=this._chart.ctx;e._view.skip?a.call(this,t,e,i):t._view.skip?s.call(this,t,e,i):0===e._view.tension?o.lineTo(e._view.x,e._view.y):o.bezierCurveTo(t._view.controlPointNextX,t._view.controlPointNextY,e._view.controlPointPreviousX,e._view.controlPointPreviousY,e._view.x,e._view.y)},draw:function(){function i(t){n._view.skip||r._view.skip?t&&o.lineTo(a._view.scaleZero.x,a._view.scaleZero.y):o.bezierCurveTo(r._view.controlPointNextX,r._view.controlPointNextY,n._view.controlPointPreviousX,n._view.controlPointPreviousY,n._view.x,n._view.y)}var a=this,s=this._view,o=this._chart.ctx,n=this._children[0],r=this._children[this._children.length-1];o.save(),this._children.length>0&&s.fill&&(o.beginPath(),e.each(this._children,function(t,i){var a=e.previousItem(this._children,i),n=e.nextItem(this._children,i);0===i?(this._loop?o.moveTo(s.scaleZero.x,s.scaleZero.y):o.moveTo(t._view.x,s.scaleZero),t._view.skip?this._loop||o.moveTo(n._view.x,this._view.scaleZero):o.lineTo(t._view.x,t._view.y)):this.lineToNextPoint(a,t,n,function(t,e,i){this._loop?o.lineTo(this._view.scaleZero.x,this._view.scaleZero.y):(o.lineTo(t._view.x,this._view.scaleZero),o.moveTo(i._view.x,this._view.scaleZero))},function(t,e){o.lineTo(e._view.x,e._view.y)})},this),this._loop?i(!0):(o.lineTo(this._children[this._children.length-1]._view.x,s.scaleZero),o.lineTo(this._children[0]._view.x,s.scaleZero)),o.fillStyle=s.backgroundColor||t.defaults.global.defaultColor,o.closePath(),o.fill()),o.lineCap=s.borderCapStyle||t.defaults.global.elements.line.borderCapStyle,o.setLineDash&&o.setLineDash(s.borderDash||t.defaults.global.elements.line.borderDash),o.lineDashOffset=s.borderDashOffset||t.defaults.global.elements.line.borderDashOffset,o.lineJoin=s.borderJoinStyle||t.defaults.global.elements.line.borderJoinStyle,o.lineWidth=s.borderWidth||t.defaults.global.elements.line.borderWidth,o.strokeStyle=s.borderColor||t.defaults.global.defaultColor,o.beginPath(),e.each(this._children,function(t,i){var a=e.previousItem(this._children,i),s=e.nextItem(this._children,i);0===i?o.moveTo(t._view.x,t._view.y):this.lineToNextPoint(a,t,s,function(t,e,i){o.moveTo(i._view.x,i._view.y)},function(t,e){o.moveTo(e._view.x,e._view.y)})},this),this._loop&&this._children.length>0&&i(),o.stroke(),o.restore()}})}},{}],35:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.point={radius:3,pointStyle:"circle",backgroundColor:t.defaults.global.defaultColor,borderWidth:1,borderColor:t.defaults.global.defaultColor,hitRadius:1,hoverRadius:4,hoverBorderWidth:1},t.elements.Point=t.Element.extend({inRange:function(t,e){var i=this._view;if(i){var a=i.hitRadius+i.radius;return Math.pow(t-i.x,2)+Math.pow(e-i.y,2)0){a.strokeStyle=i.borderColor||t.defaults.global.defaultColor,a.lineWidth=e.getValueOrDefault(i.borderWidth,t.defaults.global.elements.point.borderWidth),a.fillStyle=i.backgroundColor||t.defaults.global.defaultColor;var s,o,n=i.radius;switch(i.pointStyle){default:a.beginPath(),a.arc(i.x,i.y,n,0,2*Math.PI),a.closePath(),a.fill();break;case"triangle":a.beginPath();var r=3*n/Math.sqrt(3),l=r*Math.sqrt(3)/2;a.moveTo(i.x-r/2,i.y+l/3),a.lineTo(i.x+r/2,i.y+l/3),a.lineTo(i.x,i.y-2*l/3),a.closePath(),a.fill();break;case"rect":a.fillRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.strokeRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n);break;case"rectRot":a.translate(i.x,i.y),a.rotate(Math.PI/4),a.fillRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.strokeRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.setTransform(1,0,0,1,0,0);break;case"cross":a.beginPath(),a.moveTo(i.x,i.y+n),a.lineTo(i.x,i.y-n),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),a.closePath();break;case"crossRot":a.beginPath(),s=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,a.moveTo(i.x-s,i.y-o),a.lineTo(i.x+s,i.y+o),a.moveTo(i.x-s,i.y+o),a.lineTo(i.x+s,i.y-o),a.closePath();break;case"star":a.beginPath(),a.moveTo(i.x,i.y+n),a.lineTo(i.x,i.y-n),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),s=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,a.moveTo(i.x-s,i.y-o),a.lineTo(i.x+s,i.y+o),a.moveTo(i.x-s,i.y+o),a.lineTo(i.x+s,i.y-o),a.closePath();break;case"line":a.beginPath(),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),a.closePath();break;case"dash":a.beginPath(),a.moveTo(i.x,i.y),a.lineTo(i.x+n,i.y),a.closePath()}a.stroke()}}}})}},{}],36:[function(t,e,i){"use strict";e.exports=function(t){t.helpers;t.defaults.global.elements.rectangle={backgroundColor:t.defaults.global.defaultColor,borderWidth:0,borderColor:t.defaults.global.defaultColor,borderSkipped:"bottom"},t.elements.Rectangle=t.Element.extend({draw:function(){function t(t){return l[(c+t)%4]}var e=this._chart.ctx,i=this._view,a=i.width/2,s=i.x-a,o=i.x+a,n=i.base-(i.base-i.y),r=i.borderWidth/2;i.borderWidth&&(s+=r,o-=r,n+=r),e.beginPath(),e.fillStyle=i.backgroundColor,e.strokeStyle=i.borderColor,e.lineWidth=i.borderWidth;var l=[[s,i.base],[s,n],[o,n],[o,i.base]],h=["bottom","left","top","right"],c=h.indexOf(i.borderSkipped,0);-1===c&&(c=0),e.moveTo.apply(e,t(0));for(var d=1;4>d;d++)e.lineTo.apply(e,t(d));e.fill(),i.borderWidth&&e.stroke()},height:function(){var t=this._view;return t.base-t.y},inRange:function(t,e){var i=this._view,a=!1;return i&&(a=i.y=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.y&&e<=i.base:t>=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.base&&e<=i.y),a},inLabelRange:function(t){var e=this._view;return e?t>=e.x-e.width/2&&t<=e.x+e.width/2:!1},tooltipPosition:function(){var t=this._view;return{x:t.x,y:t.y}}})}},{}],37:[function(t,e,i){"use strict";e.exports=function(t){var e=(t.helpers,{position:"bottom"}),i=t.Scale.extend({buildTicks:function(t){this.ticks=this.chart.data.labels},getLabelForIndex:function(t,e){return this.ticks[t]},getPixelForValue:function(t,e,i,a){if(this.isHorizontal()){var s=this.width-(this.paddingLeft+this.paddingRight),o=s/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),n=o*e+this.paddingLeft;return this.options.gridLines.offsetGridLines&&a&&(n+=o/2),this.left+Math.round(n)}var r=this.height-(this.paddingTop+this.paddingBottom),l=r/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),h=l*e+this.paddingTop;return this.options.gridLines.offsetGridLines&&a&&(h+=l/2),this.top+Math.round(h)}});t.scaleService.registerScaleType("category",i,e)}},{}],38:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(t,i,a){var s=a[1]-a[0];Math.abs(s)>1&&t!==Math.floor(t)&&(s=t-Math.floor(t));var o=e.log10(Math.abs(s)),n="";if(0!==t){var r=-1*Math.floor(o);r=Math.max(Math.min(r,20),0),n=t.toFixed(r)}else n="0";return n}}},a=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={},i=!1,a=!1;e.each(this.chart.data.datasets,function(s){void 0===t[s.type]&&(t[s.type]={positiveValues:[],negativeValues:[]});var o=t[s.type].positiveValues,n=t[s.type].negativeValues;e.isDatasetVisible(s)&&(this.isHorizontal()?s.xAxisID===this.id:s.yAxisID===this.id)&&e.each(s.data,function(t,e){var s=+this.getRightValue(t);isNaN(s)||(o[e]=o[e]||0,n[e]=n[e]||0,this.options.relativePoints?o[e]=100:0>s?(a=!0,n[e]+=s):(i=!0,o[e]+=s))},this)},this),e.each(t,function(t){var i=t.positiveValues.concat(t.negativeValues),a=e.min(i),s=e.max(i);this.min=null===this.min?a:Math.min(this.min,a),this.max=null===this.max?s:Math.max(this.max,s)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);if(this.options.ticks.beginAtZero){var s=e.sign(this.min),o=e.sign(this.max);0>s&&0>o?this.max=0:s>0&&o>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i;if(this.isHorizontal())i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.width/50));else{var a=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize);i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.height/(2*a)))}i=Math.max(2,i);var s,o=this.options.ticks.fixedStepSize&&this.options.ticks.fixedStepSize>0||this.options.ticks.stepSize&&this.options.ticks.stepSize>0;if(o)s=e.getValueOrDefault(this.options.ticks.fixedStepSize,this.options.ticks.stepSize);else{var n=e.niceNum(this.max-this.min,!1);s=e.niceNum(n/(i-1),!0)}var r=Math.floor(this.min/s)*s,l=Math.ceil(this.max/s)*s,h=(l-r)/s;h=e.almostEquals(h,Math.round(h),s/1e3)?Math.round(h):Math.ceil(h),this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:r);for(var c=1;h>c;++c)this.ticks.push(r+c*s);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:l),"left"!==this.options.position&&"right"!==this.options.position||this.ticks.reverse(),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},convertTicksToLabels:function(){this.ticksAsNumbers=this.ticks.slice(),this.zeroLineIndex=this.ticks.indexOf(0),t.Scale.prototype.convertTicksToLabels.call(this)},getPixelForValue:function(t,e,i,a){var s,o=+this.getRightValue(t),n=this.end-this.start;if(this.isHorizontal()){var r=this.width-(this.paddingLeft+this.paddingRight);return s=this.left+r/n*(o-this.start),Math.round(s+this.paddingLeft)}var l=this.height-(this.paddingTop+this.paddingBottom);return s=this.bottom-this.paddingBottom-l/n*(o-this.start),Math.round(s)},getPixelForTick:function(t,e){return this.getPixelForValue(this.ticksAsNumbers[t],null,null,e)}});t.scaleService.registerScaleType("linear",a,i)}},{}],39:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(e,i,a){var s=e/Math.pow(10,Math.floor(t.helpers.log10(e)));return 1===s||2===s||5===s||0===i||i===a.length-1?e.toExponential():""}}},a=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={};e.each(this.chart.data.datasets,function(i){e.isDatasetVisible(i)&&(this.isHorizontal()?i.xAxisID===this.id:i.yAxisID===this.id)&&(void 0===t[i.type]&&(t[i.type]=[]),e.each(i.data,function(e,a){var s=t[i.type],o=+this.getRightValue(e);isNaN(o)||(s[a]=s[a]||0,this.options.relativePoints?s[a]=100:s[a]+=o)},this))},this),e.each(t,function(t){var i=e.min(t),a=e.max(t);this.min=null===this.min?i:Math.min(this.min,i),this.max=null===this.max?a:Math.max(this.max,a)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);this.min=void 0!==this.options.ticks.min?this.options.ticks.min:this.min,this.max=void 0!==this.options.ticks.max?this.options.ticks.max:this.max,this.min===this.max&&(0!==this.min&&null!==this.min?(this.min=Math.pow(10,Math.floor(e.log10(this.min))-1),this.max=Math.pow(10,Math.floor(e.log10(this.max))+1)):(this.min=1,this.max=10))},buildTicks:function(){this.ticks=[];for(var t=void 0!==this.options.ticks.min?this.options.ticks.min:Math.pow(10,Math.floor(e.log10(this.min)));tthis.max&&(this.max=i))},this)},this),this.options.ticks.beginAtZero){var t=e.sign(this.min),i=e.sign(this.max);0>t&&0>i?this.max=0:t>0&&i>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.drawingArea/(1.5*i)));a=Math.max(2,a);var s=e.niceNum(this.max-this.min,!1),o=e.niceNum(s/(a-1),!0),n=Math.floor(this.min/o)*o,r=Math.ceil(this.max/o)*o,l=Math.ceil((r-n)/o);this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:n);for(var h=1;l>h;++h)this.ticks.push(n+h*o);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:r),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max),this.zeroLineIndex=this.ticks.indexOf(0)},convertTicksToLabels:function(){t.Scale.prototype.convertTicksToLabels.call(this),this.pointLabels=this.chart.data.labels.map(this.options.pointLabels.callback,this)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},fit:function(){var i,a,s,o,n,r,l,h,c,d,u,g,f=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),m=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),p=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),b=e.fontString(f,m,p),x=e.min([this.height/2-f-5,this.width/2]),v=this.width,y=0;for(this.ctx.font=b,a=0;av&&(v=i.x+o,n=a),i.x-ov&&(v=i.x+s,n=a):a>this.getValueCount()/2&&i.x-s0||this.options.reverse){var o=this.getDistanceFromCenterForValue(this.ticks[s]),n=this.yCenter-o;if(this.options.gridLines.display)if(i.strokeStyle=this.options.gridLines.color,i.lineWidth=this.options.gridLines.lineWidth,this.options.lineArc)i.beginPath(),i.arc(this.xCenter,this.yCenter,o,0,2*Math.PI),i.closePath(),i.stroke();else{i.beginPath();for(var r=0;r=0;a--){if(this.options.angleLines.display){var s=this.getPointPosition(a,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max));i.beginPath(),i.moveTo(this.xCenter,this.yCenter),i.lineTo(s.x,s.y),i.stroke(),i.closePath()}var o=this.getPointPosition(a,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max)+5),n=e.getValueOrDefault(this.options.pointLabels.fontColor,t.defaults.global.defaultFontColor),r=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),l=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),h=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),c=e.fontString(r,l,h);i.font=c,i.fillStyle=n;var d=this.pointLabels.length,u=this.pointLabels.length/2,g=u/2,f=g>a||a>d-g,m=a===g||a===d-g;0===a?i.textAlign="center":a===u?i.textAlign="center":u>a?i.textAlign="left":i.textAlign="right",m?i.textBaseline="middle":f?i.textBaseline="bottom":i.textBaseline="top",i.fillText(this.pointLabels[a]?this.pointLabels[a]:"",o.x,o.y)}}}}});t.scaleService.registerScaleType("radialLinear",a,i)}},{}],41:[function(t,e,i){"use strict";var a=t("moment");a="function"==typeof a?a:window.moment,e.exports=function(t){var e=t.helpers,i={units:[{name:"millisecond",steps:[1,2,5,10,20,50,100,250,500]},{name:"second",steps:[1,2,5,10,30]},{name:"minute",steps:[1,2,5,10,30]},{name:"hour",steps:[1,2,3,6,12]},{name:"day",steps:[1,2,5]},{name:"week",maxStep:4},{name:"month",maxStep:3},{name:"quarter",maxStep:4},{name:"year",maxStep:!1}]},s={position:"bottom",time:{parser:!1,format:!1,unit:!1,round:!1,displayFormat:!1,displayFormats:{millisecond:"h:mm:ss.SSS a",second:"h:mm:ss a",minute:"h:mm:ss a",hour:"MMM D, hA",day:"ll",week:"ll",month:"MMM YYYY",quarter:"[Q]Q - YYYY",year:"YYYY"}},ticks:{autoSkip:!1}},o=t.Scale.extend({initialize:function(){if(!a)throw new Error("Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com");t.Scale.prototype.initialize.call(this)},getLabelMoment:function(t,e){return this.labelMoments[t][e]},determineDataLimits:function(){this.labelMoments=[];var t=[];this.chart.data.labels&&this.chart.data.labels.length>0?(e.each(this.chart.data.labels,function(e,i){var a=this.parseTime(e);this.options.time.round&&a.startOf(this.options.time.round),t.push(a)},this),this.firstTick=a.min.call(this,t),this.lastTick=a.max.call(this,t)):(this.firstTick=null,this.lastTick=null),e.each(this.chart.data.datasets,function(i,s){var o=[];"object"==typeof i.data[0]?e.each(i.data,function(t,e){var i=this.parseTime(this.getRightValue(t));this.options.time.round&&i.startOf(this.options.time.round),o.push(i),this.firstTick=null!==this.firstTick?a.min(this.firstTick,i):i,this.lastTick=null!==this.lastTick?a.max(this.lastTick,i):i},this):o=t,this.labelMoments.push(o)},this),this.options.time.min&&(this.firstTick=this.parseTime(this.options.time.min)),this.options.time.max&&(this.lastTick=this.parseTime(this.options.time.max)),this.firstTick=(this.firstTick||a()).clone(),this.lastTick=(this.lastTick||a()).clone()},buildTicks:function(a){if(this.ticks=[],this.unitScale=1,this.scaleSizeInUnits=0, -this.options.time.unit)this.tickUnit=this.options.time.unit||"day",this.displayFormat=this.options.time.displayFormats[this.tickUnit],this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,1);else{var s=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),o=this.isHorizontal()?this.width-(this.paddingLeft+this.paddingRight):this.height-(this.paddingTop+this.paddingBottom),n=this.tickFormatFunction(this.firstTick,0,[]),r=n.length*s,l=Math.cos(e.toRadians(this.options.ticks.maxRotation)),h=Math.sin(e.toRadians(this.options.ticks.maxRotation));r=r*l+s*h;var c=o/(r+10);this.tickUnit="millisecond",this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[this.tickUnit];for(var d=0,u=i.units[d];dMath.ceil(this.scaleSizeInUnits/c)){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,u.steps[g]);break}break}if(u.maxStep===!1||Math.ceil(this.scaleSizeInUnits/c)=0)break;m%this.unitScale===0&&this.ticks.push(p)}0===this.ticks[this.ticks.length-1].diff(this.lastTick,this.tickUnit)&&0!==this.scaleSizeInUnits||(this.options.time.max?(this.ticks.push(this.lastTick.clone()),this.scaleSizeInUnits=this.lastTick.diff(this.ticks[0],this.tickUnit,!0)):(this.scaleSizeInUnits=Math.ceil(this.scaleSizeInUnits/this.unitScale)*this.unitScale,this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits,this.tickUnit)),this.lastTick=this.ticks[this.ticks.length-1].clone()))},getLabelForIndex:function(t,e){var i=this.chart.data.labels&&t0&&o.max>0?o.getPointPositionForValue(0,o.min):o.getPointPositionForValue(0,0),e.extend(this.getDataset().metaDataset,{_datasetIndex:this.index,_children:this.getDataset().metaData,_model:{tension:a.custom&&a.custom.tension?a.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),backgroundColor:a.custom&&a.custom.backgroundColor?a.custom.backgroundColor:this.getDataset().backgroundColor||this.chart.options.elements.line.backgroundColor,borderWidth:a.custom&&a.custom.borderWidth?a.custom.borderWidth:this.getDataset().borderWidth||this.chart.options.elements.line.borderWidth,borderColor:a.custom&&a.custom.borderColor?a.custom.borderColor:this.getDataset().borderColor||this.chart.options.elements.line.borderColor,fill:a.custom&&a.custom.fill?a.custom.fill:void 0!==this.getDataset().fill?this.getDataset().fill:this.chart.options.elements.line.fill,borderCapStyle:a.custom&&a.custom.borderCapStyle?a.custom.borderCapStyle:this.getDataset().borderCapStyle||this.chart.options.elements.line.borderCapStyle,borderDash:a.custom&&a.custom.borderDash?a.custom.borderDash:this.getDataset().borderDash||this.chart.options.elements.line.borderDash,borderDashOffset:a.custom&&a.custom.borderDashOffset?a.custom.borderDashOffset:this.getDataset().borderDashOffset||this.chart.options.elements.line.borderDashOffset,borderJoinStyle:a.custom&&a.custom.borderJoinStyle?a.custom.borderJoinStyle:this.getDataset().borderJoinStyle||this.chart.options.elements.line.borderJoinStyle,scaleTop:o.top,scaleBottom:o.bottom,scaleZero:i}}),this.getDataset().metaDataset.pivot(),e.each(s,function(e,i){this.updateElement(e,i,t)},this),this.updateBezierControlPoints()},updateElement:function(t,i,a){var s=this.chart.scale.getPointPositionForValue(i,this.getDataset().data[i]);e.extend(t,{_datasetIndex:this.index,_index:i,_scale:this.chart.scale,_model:{x:a?this.chart.scale.xCenter:s.x,y:a?this.chart.scale.yCenter:s.y,tension:t.custom&&t.custom.tension?t.custom.tension:e.getValueOrDefault(this.getDataset().tension,this.chart.options.elements.line.tension),radius:t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().pointRadius,i,this.chart.options.elements.point.radius),backgroundColor:t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),borderColor:t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),borderWidth:t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth),pointStyle:t.custom&&t.custom.pointStyle?t.custom.pointStyle:e.getValueAtIndexOrDefault(this.getDataset().pointStyle,i,this.chart.options.elements.point.pointStyle),hitRadius:t.custom&&t.custom.hitRadius?t.custom.hitRadius:e.getValueAtIndexOrDefault(this.getDataset().hitRadius,i,this.chart.options.elements.point.hitRadius)}}),t._model.skip=t.custom&&t.custom.skip?t.custom.skip:isNaN(t._model.x)||isNaN(t._model.y)},updateBezierControlPoints:function(){e.each(this.getDataset().metaData,function(t,i){var a=e.splineCurve(e.previousItem(this.getDataset().metaData,i,!0)._model,t._model,e.nextItem(this.getDataset().metaData,i,!0)._model,t._model.tension);t._model.controlPointPreviousX=Math.max(Math.min(a.previous.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointPreviousY=Math.max(Math.min(a.previous.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t._model.controlPointNextX=Math.max(Math.min(a.next.x,this.chart.chartArea.right),this.chart.chartArea.left),t._model.controlPointNextY=Math.max(Math.min(a.next.y,this.chart.chartArea.bottom),this.chart.chartArea.top),t.pivot()},this)},draw:function(t){var i=t||1;e.each(this.getDataset().metaData,function(t,e){t.transition(i)}),this.getDataset().metaDataset.transition(i).draw(),e.each(this.getDataset().metaData,function(t){t.draw()})},setHoverStyle:function(t){var i=this.chart.data.datasets[t._datasetIndex],a=t._index;t._model.radius=t.custom&&t.custom.hoverRadius?t.custom.hoverRadius:e.getValueAtIndexOrDefault(i.pointHoverRadius,a,this.chart.options.elements.point.hoverRadius),t._model.backgroundColor=t.custom&&t.custom.hoverBackgroundColor?t.custom.hoverBackgroundColor:e.getValueAtIndexOrDefault(i.pointHoverBackgroundColor,a,e.color(t._model.backgroundColor).saturate(.5).darken(.1).rgbString()),t._model.borderColor=t.custom&&t.custom.hoverBorderColor?t.custom.hoverBorderColor:e.getValueAtIndexOrDefault(i.pointHoverBorderColor,a,e.color(t._model.borderColor).saturate(.5).darken(.1).rgbString()),t._model.borderWidth=t.custom&&t.custom.hoverBorderWidth?t.custom.hoverBorderWidth:e.getValueAtIndexOrDefault(i.pointHoverBorderWidth,a,t._model.borderWidth)},removeHoverStyle:function(t){var i=(this.chart.data.datasets[t._datasetIndex],t._index);t._model.radius=t.custom&&t.custom.radius?t.custom.radius:e.getValueAtIndexOrDefault(this.getDataset().radius,i,this.chart.options.elements.point.radius),t._model.backgroundColor=t.custom&&t.custom.backgroundColor?t.custom.backgroundColor:e.getValueAtIndexOrDefault(this.getDataset().pointBackgroundColor,i,this.chart.options.elements.point.backgroundColor),t._model.borderColor=t.custom&&t.custom.borderColor?t.custom.borderColor:e.getValueAtIndexOrDefault(this.getDataset().pointBorderColor,i,this.chart.options.elements.point.borderColor),t._model.borderWidth=t.custom&&t.custom.borderWidth?t.custom.borderWidth:e.getValueAtIndexOrDefault(this.getDataset().pointBorderWidth,i,this.chart.options.elements.point.borderWidth)}})}},{}],21:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.animation={duration:1e3,easing:"easeOutQuart",onProgress:e.noop,onComplete:e.noop},t.Animation=t.Element.extend({currentStep:null,numSteps:60,easing:"",render:null,onAnimationProgress:null,onAnimationComplete:null}),t.animationService={frameDuration:17,animations:[],dropFrames:0,addAnimation:function(t,i,a,s){s||(t.animating=!0);for(var o=0;o1&&(i=Math.floor(this.dropFrames),this.dropFrames=this.dropFrames%1);for(var a=0;athis.animations[a].animationObject.numSteps&&(this.animations[a].animationObject.currentStep=this.animations[a].animationObject.numSteps),this.animations[a].animationObject.render(this.animations[a].chartInstance,this.animations[a].animationObject),this.animations[a].animationObject.onAnimationProgress&&this.animations[a].animationObject.onAnimationProgress.call&&this.animations[a].animationObject.onAnimationProgress.call(this.animations[a].chartInstance,this.animations[a]),this.animations[a].animationObject.currentStep===this.animations[a].animationObject.numSteps?(this.animations[a].animationObject.onAnimationComplete&&this.animations[a].animationObject.onAnimationComplete.call&&this.animations[a].animationObject.onAnimationComplete.call(this.animations[a].chartInstance,this.animations[a]),this.animations[a].chartInstance.animating=!1,this.animations.splice(a,1)):++a;var s=Date.now(),o=(s-t)/this.frameDuration;this.dropFrames+=o,this.animations.length>0&&e.requestAnimFrame.call(window,this.digestWrapper)}}}},{}],22:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.types={},t.instances={},t.controllers={},t.Controller=function(i){return this.chart=i,this.config=i.config,this.options=this.config.options=e.configMerge(t.defaults.global,t.defaults[this.config.type],this.config.options||{}),this.id=e.uid(),Object.defineProperty(this,"data",{get:function(){return this.config.data}}),t.instances[this.id]=this,this.options.responsive&&this.resize(!0),this.initialize(),this},e.extend(t.Controller.prototype,{initialize:function(){return this.bindEvents(),this.ensureScalesHaveIDs(),this.buildOrUpdateControllers(),this.buildScales(),this.buildSurroundingItems(),this.updateLayout(),this.resetElements(),this.initToolTip(),this.update(),this},clear:function(){return e.clear(this.chart),this},stop:function(){return t.animationService.cancelAnimation(this),this},resize:function(t){var i=this.chart.canvas,a=e.getMaximumWidth(this.chart.canvas),s=this.options.maintainAspectRatio&&isNaN(this.chart.aspectRatio)===!1&&isFinite(this.chart.aspectRatio)&&0!==this.chart.aspectRatio?a/this.chart.aspectRatio:e.getMaximumHeight(this.chart.canvas),o=this.chart.width!==a||this.chart.height!==s;return o?(i.width=this.chart.width=a,i.height=this.chart.height=s,e.retinaScale(this.chart),t||(this.stop(),this.update(this.options.responsiveAnimationDuration)),this):this},ensureScalesHaveIDs:function(){var t="x-axis-",i="y-axis-";this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(e,i){e.id=e.id||t+i}),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(t,e){t.id=t.id||i+e}))},buildScales:function(){if(this.scales={},this.options.scales&&(this.options.scales.xAxes&&this.options.scales.xAxes.length&&e.each(this.options.scales.xAxes,function(i,a){var s=e.getValueOrDefault(i.type,"category"),o=t.scaleService.getScaleConstructor(s);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this),this.options.scales.yAxes&&this.options.scales.yAxes.length&&e.each(this.options.scales.yAxes,function(i,a){var s=e.getValueOrDefault(i.type,"linear"),o=t.scaleService.getScaleConstructor(s);if(o){var n=new o({ctx:this.chart.ctx,options:i,chart:this,id:i.id});this.scales[n.id]=n}},this)),this.options.scale){var i=t.scaleService.getScaleConstructor(this.options.scale.type);if(i){var a=new i({ctx:this.chart.ctx,options:this.options.scale,chart:this});this.scale=a,this.scales.radialScale=a}}t.scaleService.addScalesToLayout(this)},buildSurroundingItems:function(){this.options.title&&(this.titleBlock=new t.Title({ctx:this.chart.ctx,options:this.options.title,chart:this}),t.layoutService.addBox(this,this.titleBlock)),this.options.legend&&(this.legend=new t.Legend({ctx:this.chart.ctx,options:this.options.legend,chart:this}),t.layoutService.addBox(this,this.legend))},updateLayout:function(){t.layoutService.update(this,this.chart.width,this.chart.height)},buildOrUpdateControllers:function(){var i=[],a=[];if(e.each(this.data.datasets,function(e,s){e.type||(e.type=this.config.type);var o=e.type;i.push(o),e.controller?e.controller.updateIndex(s):(e.controller=new t.controllers[o](this,s),a.push(e.controller))},this),i.length>1)for(var s=1;s0&&(e=this.data.datasets[e[0]._datasetIndex].metaData),e},generateLegend:function(){return this.options.legendCallback(this)},destroy:function(){this.clear(),e.unbindEvents(this,this.events),e.removeResizeListener(this.chart.canvas.parentNode);var i=this.chart.canvas;i.width=this.chart.width,i.height=this.chart.height,void 0!==this.chart.originalDevicePixelRatio&&this.chart.ctx.scale(1/this.chart.originalDevicePixelRatio,1/this.chart.originalDevicePixelRatio),i.style.width=this.chart.originalCanvasStyleWidth,i.style.height=this.chart.originalCanvasStyleHeight,delete t.instances[this.id]},toBase64Image:function(){return this.chart.canvas.toDataURL.apply(this.chart.canvas,arguments)},initToolTip:function(){this.tooltip=new t.Tooltip({_chart:this.chart,_chartInstance:this,_data:this.data,_options:this.options},this)},bindEvents:function(){e.bindEvents(this,this.options.events,function(t){this.eventHandler(t)})},eventHandler:function(t){if(this.lastActive=this.lastActive||[],this.lastTooltipActive=this.lastTooltipActive||[],"mouseout"===t.type)this.active=[],this.tooltipActive=[];else{var i=this,a=function(e){switch(e){case"single":return i.getElementAtEvent(t);case"label":return i.getElementsAtEvent(t);case"dataset":return i.getDatasetAtEvent(t);default:return t}};this.active=a(this.options.hover.mode),this.tooltipActive=a(this.options.tooltips.mode)}this.options.hover.onHover&&this.options.hover.onHover.call(this,this.active),("mouseup"===t.type||"click"===t.type)&&(this.options.onClick&&this.options.onClick.call(this,t,this.active),this.legend&&this.legend.handleEvent&&this.legend.handleEvent(t));if(this.lastActive.length)switch(this.options.hover.mode){case"single":this.data.datasets[this.lastActive[0]._datasetIndex].controller.removeHoverStyle(this.lastActive[0],this.lastActive[0]._datasetIndex,this.lastActive[0]._index);break;case"label":case"dataset":for(var s=0;st)this.getDataset().metaData.splice(t,e-t);else if(t>e)for(var i=e;t>i;++i)this.addElementAndReset(i)},addElements:e.noop,addElementAndReset:e.noop,draw:e.noop,removeHoverStyle:e.noop,setHoverStyle:e.noop,update:e.noop}),t.DatasetController.extend=e.inherits}},{}],24:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.elements={},t.Element=function(t){e.extend(this,t),this.initialize.apply(this,arguments)},e.extend(t.Element.prototype,{initialize:function(){},pivot:function(){return this._view||(this._view=e.clone(this._model)),this._start=e.clone(this._view),this},transition:function(t){return this._view||(this._view=e.clone(this._model)),1===t?(this._view=this._model,this._start=null,this):(this._start||this.pivot(),e.each(this._model,function(i,a){if("_"!==a[0]&&this._model.hasOwnProperty(a))if(this._view.hasOwnProperty(a))if(i===this._view[a]);else if("string"==typeof i)try{var s=e.color(this._start[a]).mix(e.color(this._model[a]),t);this._view[a]=s.rgbString()}catch(o){this._view[a]=i}else if("number"==typeof i){var n=void 0!==this._start[a]&&isNaN(this._start[a])===!1?this._start[a]:0;this._view[a]=(this._model[a]-n)*t+n}else this._view[a]=i;else"number"!=typeof i||isNaN(this._view[a])?this._view[a]=i:this._view[a]=i*t;else;},this),this)},tooltipPosition:function(){return{x:this._model.x,y:this._model.y}},hasValue:function(){return e.isNumber(this._model.x)&&e.isNumber(this._model.y)}}),t.Element.extend=e.inherits}},{}],25:[function(t,e,i){"use strict";var a=t("chartjs-color");e.exports=function(t){var e=t.helpers={};e.each=function(t,i,a,s){var o,n;if(e.isArray(t))if(n=t.length,s)for(o=n-1;o>=0;o--)i.call(a,t[o],o);else for(o=0;n>o;o++)i.call(a,t[o],o);else if("object"==typeof t){var r=Object.keys(t);for(n=r.length,o=0;n>o;o++)i.call(a,t[r[o]],r[o])}},e.clone=function(t){var i={};return e.each(t,function(a,s){t.hasOwnProperty(s)&&(e.isArray(a)?i[s]=a.slice(0):"object"==typeof a&&null!==a?i[s]=e.clone(a):i[s]=a)}),i},e.extend=function(t){for(var i=arguments.length,a=[],s=1;i>s;s++)a.push(arguments[s]);return e.each(a,function(i){e.each(i,function(e,a){i.hasOwnProperty(a)&&(t[a]=e)})}),t},e.configMerge=function(i){var a=e.clone(i);return e.each(Array.prototype.slice.call(arguments,1),function(i){e.each(i,function(s,o){if(i.hasOwnProperty(o))if("scales"===o)a[o]=e.scaleMerge(a.hasOwnProperty(o)?a[o]:{},s);else if("scale"===o)a[o]=e.configMerge(a.hasOwnProperty(o)?a[o]:{},t.scaleService.getScaleDefaults(s.type),s);else if(a.hasOwnProperty(o)&&e.isArray(a[o])&&e.isArray(s)){var n=a[o];e.each(s,function(t,i){i=s[o].length||!s[o][a].type?s[o].push(e.configMerge(r,i)):i.type&&i.type!==s[o][a].type?s[o][a]=e.configMerge(s[o][a],r,i):s[o][a]=e.configMerge(s[o][a],i)}):(s[o]=[],e.each(i,function(i){var a=e.getValueOrDefault(i.type,"xAxes"===o?"category":"linear");s[o].push(e.configMerge(t.scaleService.getScaleDefaults(a),i))})):s.hasOwnProperty(o)&&"object"==typeof s[o]&&null!==s[o]&&"object"==typeof i?s[o]=e.configMerge(s[o],i):s[o]=i)}),s},e.getValueAtIndexOrDefault=function(t,i,a){return void 0===t||null===t?a:e.isArray(t)?i=0;a--){var s=t[a];if(e(s))return s}},e.inherits=function(t){var i=this,a=t&&t.hasOwnProperty("constructor")?t.constructor:function(){return i.apply(this,arguments)},s=function(){this.constructor=a};return s.prototype=i.prototype,a.prototype=new s,a.extend=e.inherits,t&&e.extend(a.prototype,t),a.__super__=i.prototype,a},e.noop=function(){},e.uid=function(){var t=0;return function(){return"chart-"+t++}}(),e.warn=function(t){console&&"function"==typeof console.warn&&console.warn(t)},e.isNumber=function(t){return!isNaN(parseFloat(t))&&isFinite(t)},e.almostEquals=function(t,e,i){return Math.abs(t-e)0?1:-1)},e.log10=function(t){return Math.log10?Math.log10(t):Math.log(t)/Math.LN10},e.toRadians=function(t){return t*(Math.PI/180)},e.toDegrees=function(t){return t*(180/Math.PI)},e.getAngleFromPoint=function(t,e){var i=e.x-t.x,a=e.y-t.y,s=Math.sqrt(i*i+a*a),o=Math.atan2(a,i);return o<-.5*Math.PI&&(o+=2*Math.PI),{angle:o,distance:s}},e.aliasPixel=function(t){return t%2===0?0:.5},e.splineCurve=function(t,e,i,a){var s=t.skip?e:t,o=e,n=i.skip?e:i,r=Math.sqrt(Math.pow(o.x-s.x,2)+Math.pow(o.y-s.y,2)),l=Math.sqrt(Math.pow(n.x-o.x,2)+Math.pow(n.y-o.y,2)),h=r/(r+l),c=l/(r+l);h=isNaN(h)?0:h,c=isNaN(c)?0:c;var d=a*h,u=a*c;return{previous:{x:o.x-d*(n.x-s.x),y:o.y-d*(n.y-s.y)},next:{x:o.x+u*(n.x-s.x),y:o.y+u*(n.y-s.y)}}},e.nextItem=function(t,e,i){return i?e>=t.length-1?t[0]:t[e+1]:e>=t.length-1?t[t.length-1]:t[e+1]},e.previousItem=function(t,e,i){return i?0>=e?t[t.length-1]:t[e-1]:0>=e?t[0]:t[e-1]},e.niceNum=function(t,i){var a,s=Math.floor(e.log10(t)),o=t/Math.pow(10,s);return a=i?1.5>o?1:3>o?2:7>o?5:10:1>=o?1:2>=o?2:5>=o?5:10,a*Math.pow(10,s)};var i=e.easingEffects={linear:function(t){return t},easeInQuad:function(t){return t*t},easeOutQuad:function(t){return-1*t*(t-2)},easeInOutQuad:function(t){return(t/=.5)<1?.5*t*t:-0.5*(--t*(t-2)-1)},easeInCubic:function(t){return t*t*t},easeOutCubic:function(t){return 1*((t=t/1-1)*t*t+1)},easeInOutCubic:function(t){return(t/=.5)<1?.5*t*t*t:.5*((t-=2)*t*t+2)},easeInQuart:function(t){return t*t*t*t},easeOutQuart:function(t){return-1*((t=t/1-1)*t*t*t-1)},easeInOutQuart:function(t){return(t/=.5)<1?.5*t*t*t*t:-0.5*((t-=2)*t*t*t-2)},easeInQuint:function(t){return 1*(t/=1)*t*t*t*t},easeOutQuint:function(t){return 1*((t=t/1-1)*t*t*t*t+1)},easeInOutQuint:function(t){return(t/=.5)<1?.5*t*t*t*t*t:.5*((t-=2)*t*t*t*t+2)},easeInSine:function(t){return-1*Math.cos(t/1*(Math.PI/2))+1},easeOutSine:function(t){return 1*Math.sin(t/1*(Math.PI/2))},easeInOutSine:function(t){return-0.5*(Math.cos(Math.PI*t/1)-1)},easeInExpo:function(t){return 0===t?1:1*Math.pow(2,10*(t/1-1))},easeOutExpo:function(t){return 1===t?1:1*(-Math.pow(2,-10*t/1)+1)},easeInOutExpo:function(t){return 0===t?0:1===t?1:(t/=.5)<1?.5*Math.pow(2,10*(t-1)):.5*(-Math.pow(2,-10*--t)+2)},easeInCirc:function(t){return t>=1?t:-1*(Math.sqrt(1-(t/=1)*t)-1)},easeOutCirc:function(t){return 1*Math.sqrt(1-(t=t/1-1)*t)},easeInOutCirc:function(t){return(t/=.5)<1?-0.5*(Math.sqrt(1-t*t)-1):.5*(Math.sqrt(1-(t-=2)*t)+1)},easeInElastic:function(t){var e=1.70158,i=0,a=1;return 0===t?0:1===(t/=1)?1:(i||(i=.3),at?-.5*(a*Math.pow(2,10*(t-=1))*Math.sin((1*t-e)*(2*Math.PI)/i)):a*Math.pow(2,-10*(t-=1))*Math.sin((1*t-e)*(2*Math.PI)/i)*.5+1)},easeInBack:function(t){var e=1.70158;return 1*(t/=1)*t*((e+1)*t-e)},easeOutBack:function(t){var e=1.70158;return 1*((t=t/1-1)*t*((e+1)*t+e)+1)},easeInOutBack:function(t){var e=1.70158;return(t/=.5)<1?.5*(t*t*(((e*=1.525)+1)*t-e)):.5*((t-=2)*t*(((e*=1.525)+1)*t+e)+2)},easeInBounce:function(t){return 1-i.easeOutBounce(1-t)},easeOutBounce:function(t){return(t/=1)<1/2.75?1*(7.5625*t*t):2/2.75>t?1*(7.5625*(t-=1.5/2.75)*t+.75):2.5/2.75>t?1*(7.5625*(t-=2.25/2.75)*t+.9375):1*(7.5625*(t-=2.625/2.75)*t+.984375)},easeInOutBounce:function(t){return.5>t?.5*i.easeInBounce(2*t):.5*i.easeOutBounce(2*t-1)+.5}};e.requestAnimFrame=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){return window.setTimeout(t,1e3/60)}}(),e.cancelAnimFrame=function(){return window.cancelAnimationFrame||window.webkitCancelAnimationFrame||window.mozCancelAnimationFrame||window.oCancelAnimationFrame||window.msCancelAnimationFrame||function(t){return window.clearTimeout(t,1e3/60)}}(),e.getRelativePosition=function(t,i){var a,s,o=t.originalEvent||t,n=t.currentTarget||t.srcElement,r=n.getBoundingClientRect();o.touches&&o.touches.length>0?(a=o.touches[0].clientX,s=o.touches[0].clientY):(a=o.clientX,s=o.clientY);var l=parseFloat(e.getStyle(n,"padding-left")),h=parseFloat(e.getStyle(n,"padding-top")),c=parseFloat(e.getStyle(n,"padding-right")),d=parseFloat(e.getStyle(n,"padding-bottom")),u=r.right-r.left-l-c,g=r.bottom-r.top-h-d;return a=Math.round((a-r.left-l)/u*n.width/i.currentDevicePixelRatio),s=Math.round((s-r.top-h)/g*n.height/i.currentDevicePixelRatio),{x:a,y:s}},e.addEvent=function(t,e,i){t.addEventListener?t.addEventListener(e,i):t.attachEvent?t.attachEvent("on"+e,i):t["on"+e]=i},e.removeEvent=function(t,i,a){t.removeEventListener?t.removeEventListener(i,a,!1):t.detachEvent?t.detachEvent("on"+i,a):t["on"+i]=e.noop},e.bindEvents=function(t,i,a){t.events||(t.events={}),e.each(i,function(i){t.events[i]=function(){a.apply(t,arguments)},e.addEvent(t.chart.canvas,i,t.events[i])})},e.unbindEvents=function(t,i){e.each(i,function(i,a){e.removeEvent(t.chart.canvas,a,i)})},e.getConstraintWidth=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-width"],a=document.defaultView.getComputedStyle(t.parentNode)["max-width"],s=null!==i&&"none"!==i,o=null!==a&&"none"!==a;return(s||o)&&(e=Math.min(s?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(a,10):Number.POSITIVE_INFINITY)), +e},e.getConstraintHeight=function(t){var e,i=document.defaultView.getComputedStyle(t)["max-height"],a=document.defaultView.getComputedStyle(t.parentNode)["max-height"],s=null!==i&&"none"!==i,o=null!==a&&"none"!==a;return(i||a)&&(e=Math.min(s?parseInt(i,10):Number.POSITIVE_INFINITY,o?parseInt(a,10):Number.POSITIVE_INFINITY)),e},e.getMaximumWidth=function(t){var i=t.parentNode,a=parseInt(e.getStyle(i,"padding-left"))+parseInt(e.getStyle(i,"padding-right")),s=i.clientWidth-a,o=e.getConstraintWidth(t);return void 0!==o&&(s=Math.min(s,o)),s},e.getMaximumHeight=function(t){var i=t.parentNode,a=parseInt(e.getStyle(i,"padding-top"))+parseInt(e.getStyle(i,"padding-bottom")),s=i.clientHeight-a,o=e.getConstraintHeight(t);return void 0!==o&&(s=Math.min(s,o)),s},e.getStyle=function(t,e){return t.currentStyle?t.currentStyle[e]:document.defaultView.getComputedStyle(t,null).getPropertyValue(e)},e.retinaScale=function(t){var e=t.ctx,i=t.canvas.width,a=t.canvas.height,s=t.currentDevicePixelRatio=window.devicePixelRatio||1;1!==s&&(e.canvas.height=a*s,e.canvas.width=i*s,e.scale(s,s),t.originalDevicePixelRatio=t.originalDevicePixelRatio||s),e.canvas.style.width=i+"px",e.canvas.style.height=a+"px"},e.clear=function(t){t.ctx.clearRect(0,0,t.width,t.height)},e.fontString=function(t,e,i){return e+" "+t+"px "+i},e.longestText=function(t,i,a,s){s=s||{},s.data=s.data||{},s.garbageCollect=s.garbageCollect||[],s.font!==i&&(s.data={},s.garbageCollect=[],s.font=i),t.font=i;var o=0;e.each(a,function(e){var i=s.data[e];i||(i=s.data[e]=t.measureText(e).width,s.garbageCollect.push(e)),i>o&&(o=i)});var n=s.garbageCollect.length/2;if(n>a.length){for(var r=0;n>r;r++)delete s.data[s.garbageCollect[r]];s.garbageCollect.splice(0,n)}return o},e.drawRoundedRectangle=function(t,e,i,a,s,o){t.beginPath(),t.moveTo(e+o,i),t.lineTo(e+a-o,i),t.quadraticCurveTo(e+a,i,e+a,i+o),t.lineTo(e+a,i+s-o),t.quadraticCurveTo(e+a,i+s,e+a-o,i+s),t.lineTo(e+o,i+s),t.quadraticCurveTo(e,i+s,e,i+s-o),t.lineTo(e,i+o),t.quadraticCurveTo(e,i,e+o,i),t.closePath()},e.color=function(t){return a?a(t):(console.log("Color.js not found!"),t)},e.addResizeListener=function(t,e){var i=document.createElement("iframe"),a="chartjs-hidden-iframe";i.classlist?i.classlist.add(a):i.setAttribute("class",a),i.style.width="100%",i.style.display="block",i.style.border=0,i.style.height=0,i.style.margin=0,i.style.position="absolute",i.style.left=0,i.style.right=0,i.style.top=0,i.style.bottom=0,t.insertBefore(i,t.firstChild),(i.contentWindow||i).onresize=function(){e&&e()}},e.removeResizeListener=function(t){var e=t.querySelector(".chartjs-hidden-iframe");e&&e.parentNode.removeChild(e)},e.isArray=function(t){return Array.isArray?Array.isArray(t):"[object Array]"===Object.prototype.toString.call(t)},e.pushAllIfDefined=function(t,i){"undefined"!=typeof t&&(e.isArray(t)?i.push.apply(i,t):i.push(t))},e.isDatasetVisible=function(t){return!t.hidden},e.callCallback=function(t,e,i){t&&"function"==typeof t.call&&t.apply(i,e)}}},{"chartjs-color":5}],26:[function(t,e,i){"use strict";e.exports=function(){var t=function(e,i){this.config=i,e.length&&e[0].getContext&&(e=e[0]),e.getContext&&(e=e.getContext("2d")),this.ctx=e,this.canvas=e.canvas,this.width=e.canvas.width||parseInt(t.helpers.getStyle(e.canvas,"width"))||t.helpers.getMaximumWidth(e.canvas),this.height=e.canvas.height||parseInt(t.helpers.getStyle(e.canvas,"height"))||t.helpers.getMaximumHeight(e.canvas),this.aspectRatio=this.width/this.height,(isNaN(this.aspectRatio)||isFinite(this.aspectRatio)===!1)&&(this.aspectRatio=void 0!==i.aspectRatio?i.aspectRatio:2),this.originalCanvasStyleWidth=e.canvas.style.width,this.originalCanvasStyleHeight=e.canvas.style.height,t.helpers.retinaScale(this),i&&(this.controller=new t.Controller(this));var a=this;return t.helpers.addResizeListener(e.canvas.parentNode,function(){a.controller&&a.controller.config.options.responsive&&a.controller.resize()}),this.controller?this.controller:this};return t.defaults={global:{responsive:!0,responsiveAnimationDuration:0,maintainAspectRatio:!0,events:["mousemove","mouseout","click","touchstart","touchmove"],hover:{onHover:null,mode:"single",animationDuration:400},onClick:null,defaultColor:"rgba(0,0,0,0.1)",defaultFontColor:"#666",defaultFontFamily:"'Helvetica Neue', 'Helvetica', 'Arial', sans-serif",defaultFontSize:12,defaultFontStyle:"normal",showLines:!0,elements:{},legendCallback:function(t){var e=[];e.push('
    ');for(var i=0;i'),t.data.datasets[i].label&&e.push(t.data.datasets[i].label),e.push("");return e.push("
"),e.join("")}}},t}},{}],27:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.layoutService={defaults:{},addBox:function(t,e){t.boxes||(t.boxes=[]),t.boxes.push(e)},removeBox:function(t,e){t.boxes&&t.boxes.splice(t.boxes.indexOf(e),1)},update:function(t,i,a){function s(t){var e,i=t.isHorizontal();i?(e=t.update(t.options.fullWidth?m:k,y),D-=e.height):(e=t.update(v,x),k-=e.width),S.push({horizontal:i,minSize:e,box:t})}function o(t){var i=e.findNextWhere(S,function(e){return e.box===t});if(i)if(t.isHorizontal()){var a={left:C,right:w,top:0,bottom:0};t.update(t.options.fullWidth?m:k,p/2,a)}else t.update(i.minSize.width,D)}function n(t){var i=e.findNextWhere(S,function(e){return e.box===t}),a={left:0,right:0,top:_,bottom:A};i&&t.update(i.minSize.width,D,a)}function r(t){t.isHorizontal()?(t.left=t.options.fullWidth?l:C,t.right=t.options.fullWidth?i-l:C+k,t.top=P,t.bottom=P+t.height,P=t.bottom):(t.left=F,t.right=F+t.width,t.top=_,t.bottom=_+D,F=t.right)}if(t){var l=i>30?5:2,h=a>30?5:2,c=e.where(t.boxes,function(t){return"left"===t.options.position}),d=e.where(t.boxes,function(t){return"right"===t.options.position}),u=e.where(t.boxes,function(t){return"top"===t.options.position}),g=e.where(t.boxes,function(t){return"bottom"===t.options.position}),f=e.where(t.boxes,function(t){return"chartArea"===t.options.position});u.sort(function(t,e){return(e.options.fullWidth?1:0)-(t.options.fullWidth?1:0)}),g.sort(function(t,e){return(t.options.fullWidth?1:0)-(e.options.fullWidth?1:0)});var m=i-2*l,p=a-2*h,b=m/2,x=p/2,v=(i-b)/(c.length+d.length),y=(a-x)/(u.length+g.length),k=m,D=p,S=[];e.each(c.concat(d,u,g),s);var C=l,w=l,_=h,A=h;e.each(c.concat(d),o),e.each(c,function(t){C+=t.width}),e.each(d,function(t){w+=t.width}),e.each(u.concat(g),o),e.each(u,function(t){_+=t.height}),e.each(g,function(t){A+=t.height}),e.each(c.concat(d),n),C=l,w=l,_=h,A=h,e.each(c,function(t){C+=t.width}),e.each(d,function(t){w+=t.width}),e.each(u,function(t){_+=t.height}),e.each(g,function(t){A+=t.height});var I=a-_-A,M=i-C-w;(M!==k||I!==D)&&(e.each(c,function(t){t.height=I}),e.each(d,function(t){t.height=I}),e.each(u,function(t){t.width=M}),e.each(g,function(t){t.width=M}),D=I,k=M);var F=l,P=h;e.each(c.concat(u),r),F+=k,P+=D,e.each(d,r),e.each(g,r),t.chartArea={left:C,top:_,right:C+k,bottom:_+D},e.each(f,function(e){e.left=t.chartArea.left,e.top=t.chartArea.top,e.right=t.chartArea.right,e.bottom=t.chartArea.bottom,e.update(k,D)})}}}}},{}],28:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.legend={display:!0,position:"top",fullWidth:!0,reverse:!1,onClick:function(t,e){var i=this.chart.data.datasets[e.datasetIndex];i.hidden=!i.hidden,this.chart.update()},labels:{boxWidth:40,padding:10,generateLabels:function(t){return t.datasets.map(function(t,e){return{text:t.label,fillStyle:t.backgroundColor,hidden:t.hidden,lineCap:t.borderCapStyle,lineDash:t.borderDash,lineDashOffset:t.borderDashOffset,lineJoin:t.borderJoinStyle,lineWidth:t.borderWidth,strokeStyle:t.borderColor,datasetIndex:e}},this)}}},t.Legend=t.Element.extend({initialize:function(t){e.extend(this,t),this.legendHitBoxes=[],this.doughnutMode=!1},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:function(){this.legendItems=this.options.labels.generateLabels.call(this,this.chart.data),this.options.reverse&&this.legendItems.reverse()},afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=this.ctx,a=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),s=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),o=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),n=e.fontString(a,s,o);if(this.legendHitBoxes=[],this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.display&&this.isHorizontal()){this.lineWidths=[0];var r=this.legendItems.length?a+this.options.labels.padding:0;i.textAlign="left",i.textBaseline="top",i.font=n,e.each(this.legendItems,function(t,e){var s=this.options.labels.boxWidth+a/2+i.measureText(t.text).width;this.lineWidths[this.lineWidths.length-1]+s+this.options.labels.padding>=this.width&&(r+=a+this.options.labels.padding,this.lineWidths[this.lineWidths.length]=this.left),this.legendHitBoxes[e]={left:0,top:0,width:s,height:a},this.lineWidths[this.lineWidths.length-1]+=s+this.options.labels.padding},this),this.minSize.height+=r}this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i=this.ctx,a={x:this.left+(this.width-this.lineWidths[0])/2,y:this.top+this.options.labels.padding,line:0},s=e.getValueOrDefault(this.options.labels.fontColor,t.defaults.global.defaultFontColor),o=e.getValueOrDefault(this.options.labels.fontSize,t.defaults.global.defaultFontSize),n=e.getValueOrDefault(this.options.labels.fontStyle,t.defaults.global.defaultFontStyle),r=e.getValueOrDefault(this.options.labels.fontFamily,t.defaults.global.defaultFontFamily),l=e.fontString(o,n,r);this.isHorizontal()&&(i.textAlign="left",i.textBaseline="top",i.lineWidth=.5,i.strokeStyle=s,i.fillStyle=s,i.font=l,e.each(this.legendItems,function(e,s){var n=i.measureText(e.text).width,r=this.options.labels.boxWidth+o/2+n;a.x+r>=this.width&&(a.y+=o+this.options.labels.padding,a.line++,a.x=this.left+(this.width-this.lineWidths[a.line])/2),i.save();var l=function(t,e){return void 0!==t?t:e};i.fillStyle=l(e.fillStyle,t.defaults.global.defaultColor),i.lineCap=l(e.lineCap,t.defaults.global.elements.line.borderCapStyle),i.lineDashOffset=l(e.lineDashOffset,t.defaults.global.elements.line.borderDashOffset),i.lineJoin=l(e.lineJoin,t.defaults.global.elements.line.borderJoinStyle),i.lineWidth=l(e.lineWidth,t.defaults.global.elements.line.borderWidth),i.strokeStyle=l(e.strokeStyle,t.defaults.global.defaultColor),i.setLineDash&&i.setLineDash(l(e.lineDash,t.defaults.global.elements.line.borderDash)),i.strokeRect(a.x,a.y,this.options.labels.boxWidth,o),i.fillRect(a.x,a.y,this.options.labels.boxWidth,o),i.restore(),this.legendHitBoxes[s].left=a.x,this.legendHitBoxes[s].top=a.y,i.fillText(e.text,this.options.labels.boxWidth+o/2+a.x,a.y),e.hidden&&(i.beginPath(),i.lineWidth=2,i.moveTo(this.options.labels.boxWidth+o/2+a.x,a.y+o/2),i.lineTo(this.options.labels.boxWidth+o/2+a.x+n,a.y+o/2),i.stroke()),a.x+=r+this.options.labels.padding},this))}},handleEvent:function(t){var i=e.getRelativePosition(t,this.chart.chart);if(i.x>=this.left&&i.x<=this.right&&i.y>=this.top&&i.y<=this.bottom)for(var a=0;a=s.left&&i.x<=s.left+s.width&&i.y>=s.top&&i.y<=s.top+s.height){this.options.onClick&&this.options.onClick.call(this,t,this.legendItems[a]);break}}}})}},{}],29:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.scale={display:!0,gridLines:{display:!0,color:"rgba(0, 0, 0, 0.1)",lineWidth:1,drawOnChartArea:!0,drawTicks:!0,zeroLineWidth:1,zeroLineColor:"rgba(0,0,0,0.25)",offsetGridLines:!1},scaleLabel:{labelString:"",display:!1},ticks:{beginAtZero:!1,maxRotation:90,mirror:!1,padding:10,reverse:!1,display:!0,autoSkip:!0,autoSkipPadding:20,callback:function(t){return""+t}}},t.Scale=t.Element.extend({beforeUpdate:function(){e.callCallback(this.options.beforeUpdate,[this])},update:function(t,i,a){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=i,this.margins=e.extend({left:0,right:0,top:0,bottom:0},a),this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeDataLimits(),this.determineDataLimits(),this.afterDataLimits(),this.beforeBuildTicks(),this.buildTicks(),this.afterBuildTicks(),this.beforeTickToLabelConversion(),this.convertTicksToLabels(),this.afterTickToLabelConversion(),this.beforeCalculateTickRotation(),this.calculateTickRotation(),this.afterCalculateTickRotation(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:function(){e.callCallback(this.options.afterUpdate,[this])},beforeSetDimensions:function(){e.callCallback(this.options.beforeSetDimensions,[this])},setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0},afterSetDimensions:function(){e.callCallback(this.options.afterSetDimensions,[this])},beforeDataLimits:function(){e.callCallback(this.options.beforeDataLimits,[this])},determineDataLimits:e.noop,afterDataLimits:function(){e.callCallback(this.options.afterDataLimits,[this])},beforeBuildTicks:function(){e.callCallback(this.options.beforeBuildTicks,[this])},buildTicks:e.noop,afterBuildTicks:function(){e.callCallback(this.options.afterBuildTicks,[this])},beforeTickToLabelConversion:function(){e.callCallback(this.options.beforeTickToLabelConversion,[this])},convertTicksToLabels:function(){this.ticks=this.ticks.map(function(t,e,i){return this.options.ticks.userCallback?this.options.ticks.userCallback(t,e,i):this.options.ticks.callback(t,e,i)},this)},afterTickToLabelConversion:function(){e.callCallback(this.options.afterTickToLabelConversion,[this])},beforeCalculateTickRotation:function(){e.callCallback(this.options.beforeCalculateTickRotation,[this])},calculateTickRotation:function(){var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,a,s);this.ctx.font=o;var n,r=this.ctx.measureText(this.ticks[0]).width,l=this.ctx.measureText(this.ticks[this.ticks.length-1]).width;if(this.labelRotation=0,this.paddingRight=0,this.paddingLeft=0,this.options.display&&this.isHorizontal()){this.paddingRight=l/2+3,this.paddingLeft=r/2+3,this.longestTextCache||(this.longestTextCache={});for(var h,c,d=e.longestText(this.ctx,o,this.ticks,this.longestTextCache),u=d,g=this.getPixelForTick(1)-this.getPixelForTick(0)-6;u>g&&this.labelRotationthis.yLabelWidth&&(this.paddingLeft=n+i/2),this.paddingRight=i/2,c*d>this.maxHeight){this.labelRotation--;break}this.labelRotation++,u=h*d}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0))},afterCalculateTickRotation:function(){e.callCallback(this.options.afterCalculateTickRotation,[this])},beforeFit:function(){e.callCallback(this.options.beforeFit,[this])},fit:function(){this.minSize={width:0,height:0};var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),o=e.fontString(i,a,s),n=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(n,r,l);if(this.isHorizontal()?this.minSize.width=this.isFullWidth()?this.maxWidth-this.margins.left-this.margins.right:this.maxWidth:this.minSize.width=this.options.gridLines.display&&this.options.display?10:0,this.isHorizontal()?this.minSize.height=this.options.gridLines.display&&this.options.display?10:0:this.minSize.height=this.maxHeight,this.options.scaleLabel.display&&(this.isHorizontal()?this.minSize.height+=1.5*n:this.minSize.width+=1.5*n),this.options.ticks.display&&this.options.display){this.longestTextCache||(this.longestTextCache={});var h=e.longestText(this.ctx,o,this.ticks,this.longestTextCache);if(this.isHorizontal()){this.longestLabelWidth=h;var c=Math.sin(e.toRadians(this.labelRotation))*this.longestLabelWidth+1.5*i;this.minSize.height=Math.min(this.maxHeight,this.minSize.height+c),this.ctx.font=o;var d=this.ctx.measureText(this.ticks[0]).width,u=this.ctx.measureText(this.ticks[this.ticks.length-1]).width,g=Math.cos(e.toRadians(this.labelRotation)),f=Math.sin(e.toRadians(this.labelRotation));this.paddingLeft=0!==this.labelRotation?g*d+3:d/2+3,this.paddingRight=0!==this.labelRotation?f*(i/2)+3:u/2+3}else{var m=this.maxWidth-this.minSize.width;this.options.ticks.mirror||(h+=this.options.ticks.padding),m>h?this.minSize.width+=h:this.minSize.width=this.maxWidth,this.paddingTop=i/2,this.paddingBottom=i/2}}this.margins&&(this.paddingLeft=Math.max(this.paddingLeft-this.margins.left,0),this.paddingTop=Math.max(this.paddingTop-this.margins.top,0),this.paddingRight=Math.max(this.paddingRight-this.margins.right,0),this.paddingBottom=Math.max(this.paddingBottom-this.margins.bottom,0)),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:function(){e.callCallback(this.options.afterFit,[this])},isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},isFullWidth:function(){return this.options.fullWidth},getRightValue:function i(t){return null===t||"undefined"==typeof t?NaN:"number"==typeof t&&isNaN(t)?NaN:"object"==typeof t?t instanceof Date?t:i(this.isHorizontal()?t.x:t.y):t},getLabelForIndex:e.noop,getPixelForValue:e.noop,getPixelForTick:function(t,e){if(this.isHorizontal()){var i=this.width-(this.paddingLeft+this.paddingRight),a=i/Math.max(this.ticks.length-(this.options.gridLines.offsetGridLines?0:1),1),s=a*t+this.paddingLeft;e&&(s+=a/2);var o=this.left+Math.round(s);return o+=this.isFullWidth()?this.margins.left:0}var n=this.height-(this.paddingTop+this.paddingBottom);return this.top+t*(n/(this.ticks.length-1))},getPixelForDecimal:function(t){if(this.isHorizontal()){var e=this.width-(this.paddingLeft+this.paddingRight),i=e*t+this.paddingLeft,a=this.left+Math.round(i);return a+=this.isFullWidth()?this.margins.left:0}return this.top+t*this.height},draw:function(i){if(this.options.display){var a,s,o,n,r,l=0!==this.labelRotation,h=this.options.ticks.autoSkip;this.options.ticks.maxTicksLimit&&(r=this.options.ticks.maxTicksLimit);var c=e.getValueOrDefault(this.options.ticks.fontColor,t.defaults.global.defaultFontColor),d=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),u=e.getValueOrDefault(this.options.ticks.fontStyle,t.defaults.global.defaultFontStyle),g=e.getValueOrDefault(this.options.ticks.fontFamily,t.defaults.global.defaultFontFamily),f=e.fontString(d,u,g),m=e.getValueOrDefault(this.options.scaleLabel.fontColor,t.defaults.global.defaultFontColor),p=e.getValueOrDefault(this.options.scaleLabel.fontSize,t.defaults.global.defaultFontSize),b=e.getValueOrDefault(this.options.scaleLabel.fontStyle,t.defaults.global.defaultFontStyle),x=e.getValueOrDefault(this.options.scaleLabel.fontFamily,t.defaults.global.defaultFontFamily),v=e.fontString(p,b,x),y=Math.cos(e.toRadians(this.labelRotation)),k=(Math.sin(e.toRadians(this.labelRotation)),this.longestLabelWidth*y);if(this.ctx.fillStyle=c,this.isHorizontal()){a=!0;var D="bottom"===this.options.position?this.top:this.bottom-10,S="bottom"===this.options.position?this.top+10:this.bottom;if(s=!1,(k/2+this.options.ticks.autoSkipPadding)*this.ticks.length>this.width-(this.paddingLeft+this.paddingRight)&&(s=1+Math.floor((k/2+this.options.ticks.autoSkipPadding)*this.ticks.length/(this.width-(this.paddingLeft+this.paddingRight)))),r&&this.ticks.length>r)for(;!s||this.ticks.length/(s||1)>r;)s||(s=1),s+=1;h||(s=!1),e.each(this.ticks,function(t,o){var n=this.ticks.length===o+1,r=s>1&&o%s>0||o%s===0&&o+s>this.ticks.length;if((!r||n)&&void 0!==t&&null!==t){var h=this.getPixelForTick(o),c=this.getPixelForTick(o,this.options.gridLines.offsetGridLines);this.options.gridLines.display&&(o===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,a=!0):a&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,a=!1),h+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(h,D),this.ctx.lineTo(h,S)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(h,i.top),this.ctx.lineTo(h,i.bottom)),this.ctx.stroke()),this.options.ticks.display&&(this.ctx.save(),this.ctx.translate(c,l?this.top+12:"top"===this.options.position?this.bottom-10:this.top+10),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=f,this.ctx.textAlign=l?"right":"center",this.ctx.textBaseline=l?"middle":"top"===this.options.position?"bottom":"top",this.ctx.fillText(t,0,0),this.ctx.restore())}},this),this.options.scaleLabel.display&&(this.ctx.textAlign="center",this.ctx.textBaseline="middle",this.ctx.fillStyle=m,this.ctx.font=v,o=this.left+(this.right-this.left)/2,n="bottom"===this.options.position?this.bottom-p/2:this.top+p/2,this.ctx.fillText(this.options.scaleLabel.labelString,o,n))}else{a=!0;var C="right"===this.options.position?this.left:this.right-5,w="right"===this.options.position?this.left+5:this.right;if(e.each(this.ticks,function(t,s){if(void 0!==t&&null!==t){var o=this.getPixelForTick(s);if(this.options.gridLines.display&&(s===("undefined"!=typeof this.zeroLineIndex?this.zeroLineIndex:0)?(this.ctx.lineWidth=this.options.gridLines.zeroLineWidth,this.ctx.strokeStyle=this.options.gridLines.zeroLineColor,a=!0):a&&(this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color,a=!1),o+=e.aliasPixel(this.ctx.lineWidth),this.ctx.beginPath(),this.options.gridLines.drawTicks&&(this.ctx.moveTo(C,o),this.ctx.lineTo(w,o)),this.options.gridLines.drawOnChartArea&&(this.ctx.moveTo(i.left,o),this.ctx.lineTo(i.right,o)),this.ctx.stroke()),this.options.ticks.display){var n,r=this.getPixelForTick(s,this.options.gridLines.offsetGridLines);this.ctx.save(),"left"===this.options.position?this.options.ticks.mirror?(n=this.right+this.options.ticks.padding,this.ctx.textAlign="left"):(n=this.right-this.options.ticks.padding,this.ctx.textAlign="right"):this.options.ticks.mirror?(n=this.left-this.options.ticks.padding,this.ctx.textAlign="right"):(n=this.left+this.options.ticks.padding,this.ctx.textAlign="left"),this.ctx.translate(n,r),this.ctx.rotate(-1*e.toRadians(this.labelRotation)),this.ctx.font=f,this.ctx.textBaseline="middle",this.ctx.fillText(t,0,0),this.ctx.restore()}}},this),this.options.scaleLabel.display){o="left"===this.options.position?this.left+p/2:this.right-p/2,n=this.top+(this.bottom-this.top)/2;var _="left"===this.options.position?-.5*Math.PI:.5*Math.PI;this.ctx.save(),this.ctx.translate(o,n),this.ctx.rotate(_),this.ctx.textAlign="center",this.ctx.fillStyle=m,this.ctx.font=v,this.ctx.textBaseline="middle",this.ctx.fillText(this.options.scaleLabel.labelString,0,0),this.ctx.restore()}}this.ctx.lineWidth=this.options.gridLines.lineWidth,this.ctx.strokeStyle=this.options.gridLines.color;var A=this.left,I=this.right,M=this.top,F=this.bottom;this.isHorizontal()?(M=F="top"===this.options.position?this.bottom:this.top,M+=e.aliasPixel(this.ctx.lineWidth),F+=e.aliasPixel(this.ctx.lineWidth)):(A=I="left"===this.options.position?this.right:this.left,A+=e.aliasPixel(this.ctx.lineWidth),I+=e.aliasPixel(this.ctx.lineWidth)),this.ctx.beginPath(),this.ctx.moveTo(A,M),this.ctx.lineTo(I,F),this.ctx.stroke()}}})}},{}],30:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.scaleService={constructors:{},defaults:{},registerScaleType:function(t,i,a){this.constructors[t]=i,this.defaults[t]=e.clone(a)},getScaleConstructor:function(t){return this.constructors.hasOwnProperty(t)?this.constructors[t]:void 0},getScaleDefaults:function(i){return this.defaults.hasOwnProperty(i)?e.scaleMerge(t.defaults.scale,this.defaults[i]):{}},addScalesToLayout:function(i){e.each(i.scales,function(e){t.layoutService.addBox(i,e)})}}}},{}],31:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.title={display:!1,position:"top",fullWidth:!0,fontStyle:"bold",padding:10,text:""},t.Title=t.Element.extend({initialize:function(i){e.extend(this,i),this.options=e.configMerge(t.defaults.global.title,i.options),this.legendHitBoxes=[]},beforeUpdate:e.noop,update:function(t,e,i){return this.beforeUpdate(),this.maxWidth=t,this.maxHeight=e,this.margins=i,this.beforeSetDimensions(),this.setDimensions(),this.afterSetDimensions(),this.beforeBuildLabels(),this.buildLabels(),this.afterBuildLabels(),this.beforeFit(),this.fit(),this.afterFit(),this.afterUpdate(),this.minSize},afterUpdate:e.noop,beforeSetDimensions:e.noop,setDimensions:function(){this.isHorizontal()?(this.width=this.maxWidth,this.left=0,this.right=this.width):(this.height=this.maxHeight,this.top=0,this.bottom=this.height),this.paddingLeft=0,this.paddingTop=0,this.paddingRight=0,this.paddingBottom=0,this.minSize={width:0,height:0}},afterSetDimensions:e.noop,beforeBuildLabels:e.noop,buildLabels:e.noop,afterBuildLabels:e.noop,beforeFit:e.noop,fit:function(){var i=(this.ctx,e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize)),a=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),s=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily);e.fontString(i,a,s);this.isHorizontal()?this.minSize.width=this.maxWidth:this.minSize.width=0,this.isHorizontal()?this.minSize.height=0:this.minSize.height=this.maxHeight,this.isHorizontal()?this.options.display&&(this.minSize.height+=i+2*this.options.padding):this.options.display&&(this.minSize.width+=i+2*this.options.padding),this.width=this.minSize.width,this.height=this.minSize.height},afterFit:e.noop,isHorizontal:function(){return"top"===this.options.position||"bottom"===this.options.position},draw:function(){if(this.options.display){var i,a,s=this.ctx,o=e.getValueOrDefault(this.options.fontColor,t.defaults.global.defaultFontColor),n=e.getValueOrDefault(this.options.fontSize,t.defaults.global.defaultFontSize),r=e.getValueOrDefault(this.options.fontStyle,t.defaults.global.defaultFontStyle),l=e.getValueOrDefault(this.options.fontFamily,t.defaults.global.defaultFontFamily),h=e.fontString(n,r,l);if(s.fillStyle=o,s.font=h,this.isHorizontal())s.textAlign="center",s.textBaseline="middle",i=this.left+(this.right-this.left)/2,a=this.top+(this.bottom-this.top)/2,s.fillText(this.options.text,i,a);else{i="left"===this.options.position?this.left+n/2:this.right-n/2,a=this.top+(this.bottom-this.top)/2;var c="left"===this.options.position?-.5*Math.PI:.5*Math.PI;s.save(),s.translate(i,a),s.rotate(c),s.textAlign="center",s.textBaseline="middle",s.fillText(this.options.text,0,0),s.restore()}}}})}},{}],32:[function(t,e,i){"use strict";e.exports=function(t){function e(t,e){return e&&(i.isArray(e)?t=t.concat(e):t.push(e)),t}var i=t.helpers;t.defaults.global.tooltips={enabled:!0,custom:null,mode:"single",backgroundColor:"rgba(0,0,0,0.8)",titleFontStyle:"bold",titleSpacing:2,titleMarginBottom:6,titleColor:"#fff",titleAlign:"left",bodySpacing:2,bodyColor:"#fff",bodyAlign:"left",footerFontStyle:"bold",footerSpacing:2,footerMarginTop:6,footerColor:"#fff",footerAlign:"left",yPadding:6,xPadding:6,yAlign:"center",xAlign:"center",caretSize:5,cornerRadius:6,multiKeyBackground:"#fff",callbacks:{beforeTitle:i.noop,title:function(t,e){var i="";return t.length>0&&(t[0].xLabel?i=t[0].xLabel:e.labels.length>0&&t[0].indexthis._chart.height-t.height&&(this._model.yAlign="bottom");var e,i,a,s,o,n=this,r=(this._chartInstance.chartArea.left+this._chartInstance.chartArea.right)/2,l=(this._chartInstance.chartArea.top+this._chartInstance.chartArea.bottom)/2;"center"===this._model.yAlign?(e=function(t){return r>=t},i=function(t){return t>r}):(e=function(e){return e<=t.width/2},i=function(e){return e>=n._chart.width-t.width/2}),a=function(e){return e+t.width>n._chart.width},s=function(e){return e-t.width<0},o=function(t){return l>=t?"top":"bottom"},e(this._model.x)?(this._model.xAlign="left",a(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y))):i(this._model.x)&&(this._model.xAlign="right",s(this._model.x)&&(this._model.xAlign="center",this._model.yAlign=o(this._model.y)))},getBackgroundPoint:function(t,e){var i={x:t.x,y:t.y};return"right"===t.xAlign?i.x-=e.width:"center"===t.xAlign&&(i.x-=e.width/2),"top"===t.yAlign?i.y+=t.caretPadding+t.caretSize:"bottom"===t.yAlign?i.y-=e.height+t.caretPadding+t.caretSize:i.y-=e.height/2,"center"===t.yAlign?"left"===t.xAlign?i.x+=t.caretPadding+t.caretSize:"right"===t.xAlign&&(i.x-=t.caretPadding+t.caretSize):"left"===t.xAlign?i.x-=t.cornerRadius+t.caretPadding:"right"===t.xAlign&&(i.x+=t.cornerRadius+t.caretPadding),i},drawCaret:function(t,e,a,s){var o,n,r,l,h,c,d=this._view,u=this._chart.ctx;"center"===d.yAlign?("left"===d.xAlign?(o=t.x,n=o-d.caretSize,r=o):(o=t.x+e.width,n=o+d.caretSize,r=o),h=t.y+e.height/2,l=h-d.caretSize,c=h+d.caretSize):("left"===d.xAlign?(o=t.x+d.cornerRadius,n=o+d.caretSize,r=n+d.caretSize):"right"===d.xAlign?(o=t.x+e.width-d.cornerRadius,n=o-d.caretSize,r=n-d.caretSize):(n=t.x+e.width/2,o=n-d.caretSize,r=n+d.caretSize),"top"===d.yAlign?(l=t.y,h=l-d.caretSize,c=l):(l=t.y+e.height,h=l+d.caretSize,c=l));var g=i.color(d.backgroundColor);u.fillStyle=g.alpha(a*g.alpha()).rgbString(),u.beginPath(),u.moveTo(o,l),u.lineTo(n,h),u.lineTo(r,c),u.closePath(),u.fill()},drawTitle:function(t,e,a,s){if(e.title.length){a.textAlign=e._titleAlign,a.textBaseline="top";var o=i.color(e.titleColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.titleFontSize,e._titleFontStyle,e._titleFontFamily),i.each(e.title,function(i,s){a.fillText(i,t.x,t.y),t.y+=e.titleFontSize+e.titleSpacing,s+1===e.title.length&&(t.y+=e.titleMarginBottom-e.titleSpacing)})}},drawBody:function(t,e,a,s){a.textAlign=e._bodyAlign,a.textBaseline="top";var o=i.color(e.bodyColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.bodyFontSize,e._bodyFontStyle,e._bodyFontFamily),i.each(e.beforeBody,function(i){a.fillText(i,t.x,t.y),t.y+=e.bodyFontSize+e.bodySpacing}),i.each(e.body,function(o,n){"single"!==this._options.tooltips.mode&&(a.fillStyle=i.color(e.legendColorBackground).alpha(s).rgbaString(),a.fillRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),a.strokeStyle=i.color(e.labelColors[n].borderColor).alpha(s).rgbaString(),a.strokeRect(t.x,t.y,e.bodyFontSize,e.bodyFontSize),a.fillStyle=i.color(e.labelColors[n].backgroundColor).alpha(s).rgbaString(),a.fillRect(t.x+1,t.y+1,e.bodyFontSize-2,e.bodyFontSize-2),a.fillStyle=i.color(e.bodyColor).alpha(s).rgbaString()),a.fillText(o,t.x+("single"!==this._options.tooltips.mode?e.bodyFontSize+2:0),t.y),t.y+=e.bodyFontSize+e.bodySpacing},this),i.each(e.afterBody,function(i){a.fillText(i,t.x,t.y),t.y+=e.bodyFontSize}),t.y-=e.bodySpacing},drawFooter:function(t,e,a,s){if(e.footer.length){t.y+=e.footerMarginTop,a.textAlign=e._footerAlign,a.textBaseline="top";var o=i.color(e.footerColor);a.fillStyle=o.alpha(s*o.alpha()).rgbString(),a.font=i.fontString(e.footerFontSize,e._footerFontStyle,e._footerFontFamily),i.each(e.footer,function(i){a.fillText(i,t.x,t.y),t.y+=e.footerFontSize+e.footerSpacing})}},draw:function(){var t=this._chart.ctx,e=this._view;if(0!==e.opacity){var a=e.caretPadding,s=this.getTooltipSize(e),o={x:e.x,y:e.y},n=Math.abs(e.opacity<.001)?0:e.opacity;if(this._options.tooltips.enabled){var r=i.color(e.backgroundColor);t.fillStyle=r.alpha(n*r.alpha()).rgbString(),i.drawRoundedRectangle(t,o.x,o.y,s.width,s.height,e.cornerRadius),t.fill(),this.drawCaret(o,s,n,a),o.x+=e.xPadding,o.y+=e.yPadding,this.drawTitle(o,e,t,n),this.drawBody(o,e,t,n),this.drawFooter(o,e,t,n)}}}})}},{}],33:[function(t,e,i){"use strict";e.exports=function(t,e){var i=t.helpers;t.defaults.global.elements.arc={backgroundColor:t.defaults.global.defaultColor,borderColor:"#fff",borderWidth:2},t.elements.Arc=t.Element.extend({inLabelRange:function(t){var e=this._view;return e?Math.pow(t-e.x,2)1.5*Math.PI?a.startAngle-2*Math.PI:a.startAngle,n=a.endAngle<-.5*Math.PI?a.endAngle+2*Math.PI:a.endAngle>1.5*Math.PI?a.endAngle-2*Math.PI:a.endAngle,r=s.angle>=o&&s.angle<=n,l=s.distance>=a.innerRadius&&s.distance<=a.outerRadius;return r&&l}return!1},tooltipPosition:function(){var t=this._view,e=t.startAngle+(t.endAngle-t.startAngle)/2,i=(t.outerRadius-t.innerRadius)/2+t.innerRadius;return{x:t.x+Math.cos(e)*i,y:t.y+Math.sin(e)*i}},draw:function(){var t=this._chart.ctx,e=this._view;t.beginPath(),t.arc(e.x,e.y,e.outerRadius,e.startAngle,e.endAngle),t.arc(e.x,e.y,e.innerRadius,e.endAngle,e.startAngle,!0),t.closePath(),t.strokeStyle=e.borderColor,t.lineWidth=e.borderWidth,t.fillStyle=e.backgroundColor,t.fill(),t.lineJoin="bevel",e.borderWidth&&t.stroke()}})}},{}],34:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.line={tension:.4,backgroundColor:t.defaults.global.defaultColor,borderWidth:3,borderColor:t.defaults.global.defaultColor,borderCapStyle:"butt",borderDash:[],borderDashOffset:0,borderJoinStyle:"miter",fill:!0},t.elements.Line=t.Element.extend({lineToNextPoint:function(t,e,i,a,s){var o=this._chart.ctx;e._view.skip?a.call(this,t,e,i):t._view.skip?s.call(this,t,e,i):0===e._view.tension?o.lineTo(e._view.x,e._view.y):o.bezierCurveTo(t._view.controlPointNextX,t._view.controlPointNextY,e._view.controlPointPreviousX,e._view.controlPointPreviousY,e._view.x,e._view.y)},draw:function(){function i(t){n._view.skip||r._view.skip?t&&o.lineTo(a._view.scaleZero.x,a._view.scaleZero.y):o.bezierCurveTo(r._view.controlPointNextX,r._view.controlPointNextY,n._view.controlPointPreviousX,n._view.controlPointPreviousY,n._view.x,n._view.y)}var a=this,s=this._view,o=this._chart.ctx,n=this._children[0],r=this._children[this._children.length-1];o.save(),this._children.length>0&&s.fill&&(o.beginPath(),e.each(this._children,function(t,i){var a=e.previousItem(this._children,i),n=e.nextItem(this._children,i);0===i?(this._loop?o.moveTo(s.scaleZero.x,s.scaleZero.y):o.moveTo(t._view.x,s.scaleZero),t._view.skip?this._loop||o.moveTo(n._view.x,this._view.scaleZero):o.lineTo(t._view.x,t._view.y)):this.lineToNextPoint(a,t,n,function(t,e,i){this._loop?o.lineTo(this._view.scaleZero.x,this._view.scaleZero.y):(o.lineTo(t._view.x,this._view.scaleZero),o.moveTo(i._view.x,this._view.scaleZero))},function(t,e){o.lineTo(e._view.x,e._view.y)})},this),this._loop?i(!0):(o.lineTo(this._children[this._children.length-1]._view.x,s.scaleZero),o.lineTo(this._children[0]._view.x,s.scaleZero)),o.fillStyle=s.backgroundColor||t.defaults.global.defaultColor,o.closePath(),o.fill()),o.lineCap=s.borderCapStyle||t.defaults.global.elements.line.borderCapStyle,o.setLineDash&&o.setLineDash(s.borderDash||t.defaults.global.elements.line.borderDash),o.lineDashOffset=s.borderDashOffset||t.defaults.global.elements.line.borderDashOffset,o.lineJoin=s.borderJoinStyle||t.defaults.global.elements.line.borderJoinStyle,o.lineWidth=s.borderWidth||t.defaults.global.elements.line.borderWidth,o.strokeStyle=s.borderColor||t.defaults.global.defaultColor,o.beginPath(),e.each(this._children,function(t,i){var a=e.previousItem(this._children,i),s=e.nextItem(this._children,i);0===i?o.moveTo(t._view.x,t._view.y):this.lineToNextPoint(a,t,s,function(t,e,i){o.moveTo(i._view.x,i._view.y)},function(t,e){o.moveTo(e._view.x,e._view.y)})},this),this._loop&&this._children.length>0&&i(),o.stroke(),o.restore()}})}},{}],35:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers;t.defaults.global.elements.point={radius:3,pointStyle:"circle",backgroundColor:t.defaults.global.defaultColor,borderWidth:1,borderColor:t.defaults.global.defaultColor,hitRadius:1,hoverRadius:4,hoverBorderWidth:1},t.elements.Point=t.Element.extend({inRange:function(t,e){var i=this._view;if(i){var a=i.hitRadius+i.radius;return Math.pow(t-i.x,2)+Math.pow(e-i.y,2)0){a.strokeStyle=i.borderColor||t.defaults.global.defaultColor,a.lineWidth=e.getValueOrDefault(i.borderWidth,t.defaults.global.elements.point.borderWidth),a.fillStyle=i.backgroundColor||t.defaults.global.defaultColor;var s,o,n=i.radius;switch(i.pointStyle){default:a.beginPath(),a.arc(i.x,i.y,n,0,2*Math.PI),a.closePath(),a.fill();break;case"triangle":a.beginPath();var r=3*n/Math.sqrt(3),l=r*Math.sqrt(3)/2;a.moveTo(i.x-r/2,i.y+l/3),a.lineTo(i.x+r/2,i.y+l/3),a.lineTo(i.x,i.y-2*l/3),a.closePath(),a.fill();break;case"rect":a.fillRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.strokeRect(i.x-1/Math.SQRT2*n,i.y-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n);break;case"rectRot":a.translate(i.x,i.y),a.rotate(Math.PI/4),a.fillRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.strokeRect(-1/Math.SQRT2*n,-1/Math.SQRT2*n,2/Math.SQRT2*n,2/Math.SQRT2*n),a.setTransform(1,0,0,1,0,0);break;case"cross":a.beginPath(),a.moveTo(i.x,i.y+n),a.lineTo(i.x,i.y-n),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),a.closePath();break;case"crossRot":a.beginPath(),s=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,a.moveTo(i.x-s,i.y-o),a.lineTo(i.x+s,i.y+o),a.moveTo(i.x-s,i.y+o),a.lineTo(i.x+s,i.y-o),a.closePath();break;case"star":a.beginPath(),a.moveTo(i.x,i.y+n),a.lineTo(i.x,i.y-n),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),s=Math.cos(Math.PI/4)*n,o=Math.sin(Math.PI/4)*n,a.moveTo(i.x-s,i.y-o),a.lineTo(i.x+s,i.y+o),a.moveTo(i.x-s,i.y+o),a.lineTo(i.x+s,i.y-o),a.closePath();break;case"line":a.beginPath(),a.moveTo(i.x-n,i.y),a.lineTo(i.x+n,i.y),a.closePath();break;case"dash":a.beginPath(),a.moveTo(i.x,i.y),a.lineTo(i.x+n,i.y),a.closePath()}a.stroke()}}}})}},{}],36:[function(t,e,i){"use strict";e.exports=function(t){t.helpers;t.defaults.global.elements.rectangle={backgroundColor:t.defaults.global.defaultColor,borderWidth:0,borderColor:t.defaults.global.defaultColor,borderSkipped:"bottom"},t.elements.Rectangle=t.Element.extend({draw:function(){function t(t){return l[(c+t)%4]}var e=this._chart.ctx,i=this._view,a=i.width/2,s=i.x-a,o=i.x+a,n=i.base-(i.base-i.y),r=i.borderWidth/2;i.borderWidth&&(s+=r,o-=r,n+=r),e.beginPath(),e.fillStyle=i.backgroundColor,e.strokeStyle=i.borderColor,e.lineWidth=i.borderWidth;var l=[[s,i.base],[s,n],[o,n],[o,i.base]],h=["bottom","left","top","right"],c=h.indexOf(i.borderSkipped,0);-1===c&&(c=0),e.moveTo.apply(e,t(0));for(var d=1;4>d;d++)e.lineTo.apply(e,t(d));e.fill(),i.borderWidth&&e.stroke()},height:function(){var t=this._view;return t.base-t.y},inRange:function(t,e){var i=this._view,a=!1;return i&&(a=i.y=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.y&&e<=i.base:t>=i.x-i.width/2&&t<=i.x+i.width/2&&e>=i.base&&e<=i.y),a},inLabelRange:function(t){var e=this._view;return e?t>=e.x-e.width/2&&t<=e.x+e.width/2:!1},tooltipPosition:function(){var t=this._view;return{x:t.x,y:t.y}}})}},{}],37:[function(t,e,i){"use strict";e.exports=function(t){var e=(t.helpers,{position:"bottom"}),i=t.Scale.extend({buildTicks:function(t){this.ticks=this.chart.data.labels},getLabelForIndex:function(t,e){return this.ticks[t]},getPixelForValue:function(t,e,i,a){if(this.isHorizontal()){var s=this.width-(this.paddingLeft+this.paddingRight),o=s/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),n=o*e+this.paddingLeft;return this.options.gridLines.offsetGridLines&&a&&(n+=o/2),this.left+Math.round(n)}var r=this.height-(this.paddingTop+this.paddingBottom),l=r/Math.max(this.chart.data.labels.length-(this.options.gridLines.offsetGridLines?0:1),1),h=l*e+this.paddingTop;return this.options.gridLines.offsetGridLines&&a&&(h+=l/2),this.top+Math.round(h)}});t.scaleService.registerScaleType("category",i,e)}},{}],38:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(t,i,a){var s=a[1]-a[0];Math.abs(s)>1&&t!==Math.floor(t)&&(s=t-Math.floor(t));var o=e.log10(Math.abs(s)),n="";if(0!==t){var r=-1*Math.floor(o);r=Math.max(Math.min(r,20),0),n=t.toFixed(r)}else n="0";return n}}},a=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={},i=!1,a=!1;e.each(this.chart.data.datasets,function(s){void 0===t[s.type]&&(t[s.type]={positiveValues:[],negativeValues:[]});var o=t[s.type].positiveValues,n=t[s.type].negativeValues;e.isDatasetVisible(s)&&(this.isHorizontal()?s.xAxisID===this.id:s.yAxisID===this.id)&&e.each(s.data,function(t,e){var s=+this.getRightValue(t);isNaN(s)||(o[e]=o[e]||0,n[e]=n[e]||0,this.options.relativePoints?o[e]=100:0>s?(a=!0,n[e]+=s):(i=!0,o[e]+=s))},this)},this),e.each(t,function(t){var i=t.positiveValues.concat(t.negativeValues),a=e.min(i),s=e.max(i);this.min=null===this.min?a:Math.min(this.min,a),this.max=null===this.max?s:Math.max(this.max,s)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);if(this.options.ticks.beginAtZero){var s=e.sign(this.min),o=e.sign(this.max);0>s&&0>o?this.max=0:s>0&&o>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i;if(this.isHorizontal())i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.width/50));else{var a=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize);i=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.height/(2*a)))}i=Math.max(2,i);var s,o=this.options.ticks.fixedStepSize&&this.options.ticks.fixedStepSize>0||this.options.ticks.stepSize&&this.options.ticks.stepSize>0;if(o)s=e.getValueOrDefault(this.options.ticks.fixedStepSize,this.options.ticks.stepSize);else{var n=e.niceNum(this.max-this.min,!1);s=e.niceNum(n/(i-1),!0)}var r=Math.floor(this.min/s)*s,l=Math.ceil(this.max/s)*s,h=(l-r)/s;h=e.almostEquals(h,Math.round(h),s/1e3)?Math.round(h):Math.ceil(h),this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:r);for(var c=1;h>c;++c)this.ticks.push(r+c*s);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:l),("left"===this.options.position||"right"===this.options.position)&&this.ticks.reverse(),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},convertTicksToLabels:function(){this.ticksAsNumbers=this.ticks.slice(),this.zeroLineIndex=this.ticks.indexOf(0),t.Scale.prototype.convertTicksToLabels.call(this)},getPixelForValue:function(t,e,i,a){var s,o=+this.getRightValue(t),n=this.end-this.start;if(this.isHorizontal()){var r=this.width-(this.paddingLeft+this.paddingRight);return s=this.left+r/n*(o-this.start),Math.round(s+this.paddingLeft)}var l=this.height-(this.paddingTop+this.paddingBottom);return s=this.bottom-this.paddingBottom-l/n*(o-this.start),Math.round(s)},getPixelForTick:function(t,e){return this.getPixelForValue(this.ticksAsNumbers[t],null,null,e)}});t.scaleService.registerScaleType("linear",a,i)}},{}],39:[function(t,e,i){"use strict";e.exports=function(t){var e=t.helpers,i={position:"left",ticks:{callback:function(e,i,a){var s=e/Math.pow(10,Math.floor(t.helpers.log10(e)));return 1===s||2===s||5===s||0===i||i===a.length-1?e.toExponential():""}}},a=t.Scale.extend({determineDataLimits:function(){if(this.min=null,this.max=null,this.options.stacked){var t={};e.each(this.chart.data.datasets,function(i){e.isDatasetVisible(i)&&(this.isHorizontal()?i.xAxisID===this.id:i.yAxisID===this.id)&&(void 0===t[i.type]&&(t[i.type]=[]),e.each(i.data,function(e,a){var s=t[i.type],o=+this.getRightValue(e);isNaN(o)||(s[a]=s[a]||0,this.options.relativePoints?s[a]=100:s[a]+=o)},this))},this),e.each(t,function(t){var i=e.min(t),a=e.max(t);this.min=null===this.min?i:Math.min(this.min,i),this.max=null===this.max?a:Math.max(this.max,a)},this)}else e.each(this.chart.data.datasets,function(t){e.isDatasetVisible(t)&&(this.isHorizontal()?t.xAxisID===this.id:t.yAxisID===this.id)&&e.each(t.data,function(t,e){var i=+this.getRightValue(t);isNaN(i)||(null===this.min?this.min=i:ithis.max&&(this.max=i))},this)},this);this.min=void 0!==this.options.ticks.min?this.options.ticks.min:this.min,this.max=void 0!==this.options.ticks.max?this.options.ticks.max:this.max,this.min===this.max&&(0!==this.min&&null!==this.min?(this.min=Math.pow(10,Math.floor(e.log10(this.min))-1),this.max=Math.pow(10,Math.floor(e.log10(this.max))+1)):(this.min=1,this.max=10))},buildTicks:function(){this.ticks=[];for(var t=void 0!==this.options.ticks.min?this.options.ticks.min:Math.pow(10,Math.floor(e.log10(this.min)));tthis.max&&(this.max=i))},this)},this),this.options.ticks.beginAtZero){var t=e.sign(this.min),i=e.sign(this.max);0>t&&0>i?this.max=0:t>0&&i>0&&(this.min=0)}void 0!==this.options.ticks.min?this.min=this.options.ticks.min:void 0!==this.options.ticks.suggestedMin&&(this.min=Math.min(this.min,this.options.ticks.suggestedMin)),void 0!==this.options.ticks.max?this.max=this.options.ticks.max:void 0!==this.options.ticks.suggestedMax&&(this.max=Math.max(this.max,this.options.ticks.suggestedMax)),this.min===this.max&&(this.min--,this.max++)},buildTicks:function(){this.ticks=[];var i=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),a=Math.min(this.options.ticks.maxTicksLimit?this.options.ticks.maxTicksLimit:11,Math.ceil(this.drawingArea/(1.5*i)));a=Math.max(2,a);var s=e.niceNum(this.max-this.min,!1),o=e.niceNum(s/(a-1),!0),n=Math.floor(this.min/o)*o,r=Math.ceil(this.max/o)*o,l=Math.ceil((r-n)/o);this.ticks.push(void 0!==this.options.ticks.min?this.options.ticks.min:n);for(var h=1;l>h;++h)this.ticks.push(n+h*o);this.ticks.push(void 0!==this.options.ticks.max?this.options.ticks.max:r),this.max=e.max(this.ticks),this.min=e.min(this.ticks),this.options.ticks.reverse?(this.ticks.reverse(),this.start=this.max,this.end=this.min):(this.start=this.min,this.end=this.max),this.zeroLineIndex=this.ticks.indexOf(0)},convertTicksToLabels:function(){t.Scale.prototype.convertTicksToLabels.call(this),this.pointLabels=this.chart.data.labels.map(this.options.pointLabels.callback,this)},getLabelForIndex:function(t,e){return+this.getRightValue(this.chart.data.datasets[e].data[t])},fit:function(){var i,a,s,o,n,r,l,h,c,d,u,g,f=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),m=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),p=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),b=e.fontString(f,m,p),x=e.min([this.height/2-f-5,this.width/2]),v=this.width,y=0;for(this.ctx.font=b,a=0;av&&(v=i.x+o,n=a),i.x-ov&&(v=i.x+s,n=a):a>this.getValueCount()/2&&i.x-s0||this.options.reverse){var o=this.getDistanceFromCenterForValue(this.ticks[s]),n=this.yCenter-o;if(this.options.gridLines.display)if(i.strokeStyle=this.options.gridLines.color,i.lineWidth=this.options.gridLines.lineWidth,this.options.lineArc)i.beginPath(),i.arc(this.xCenter,this.yCenter,o,0,2*Math.PI),i.closePath(),i.stroke();else{i.beginPath();for(var r=0;r=0;a--){if(this.options.angleLines.display){var s=this.getPointPosition(a,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max));i.beginPath(),i.moveTo(this.xCenter,this.yCenter),i.lineTo(s.x,s.y),i.stroke(),i.closePath()}var o=this.getPointPosition(a,this.getDistanceFromCenterForValue(this.options.reverse?this.min:this.max)+5),n=e.getValueOrDefault(this.options.pointLabels.fontColor,t.defaults.global.defaultFontColor),r=e.getValueOrDefault(this.options.pointLabels.fontSize,t.defaults.global.defaultFontSize),l=e.getValueOrDefault(this.options.pointLabels.fontStyle,t.defaults.global.defaultFontStyle),h=e.getValueOrDefault(this.options.pointLabels.fontFamily,t.defaults.global.defaultFontFamily),c=e.fontString(r,l,h);i.font=c,i.fillStyle=n;var d=this.pointLabels.length,u=this.pointLabels.length/2,g=u/2,f=g>a||a>d-g,m=a===g||a===d-g;0===a?i.textAlign="center":a===u?i.textAlign="center":u>a?i.textAlign="left":i.textAlign="right",m?i.textBaseline="middle":f?i.textBaseline="bottom":i.textBaseline="top",i.fillText(this.pointLabels[a]?this.pointLabels[a]:"",o.x,o.y)}}}}});t.scaleService.registerScaleType("radialLinear",a,i)}},{}],41:[function(t,e,i){"use strict";var a=t("moment");a="function"==typeof a?a:window.moment,e.exports=function(t){var e=t.helpers,i={units:[{name:"millisecond",steps:[1,2,5,10,20,50,100,250,500]},{name:"second",steps:[1,2,5,10,30]},{name:"minute",steps:[1,2,5,10,30]},{name:"hour",steps:[1,2,3,6,12]},{name:"day",steps:[1,2,5]},{name:"week",maxStep:4},{name:"month",maxStep:3},{name:"quarter",maxStep:4},{name:"year",maxStep:!1}]},s={position:"bottom",time:{parser:!1,format:!1,unit:!1,round:!1,displayFormat:!1,displayFormats:{millisecond:"h:mm:ss.SSS a",second:"h:mm:ss a",minute:"h:mm:ss a",hour:"MMM D, hA",day:"ll",week:"ll",month:"MMM YYYY",quarter:"[Q]Q - YYYY",year:"YYYY"}},ticks:{autoSkip:!1}},o=t.Scale.extend({initialize:function(){if(!a)throw new Error("Chart.js - Moment.js could not be found! You must include it before Chart.js to use the time scale. Download at https://momentjs.com");t.Scale.prototype.initialize.call(this)},getLabelMoment:function(t,e){return this.labelMoments[t][e]},determineDataLimits:function(){this.labelMoments=[];var t=[];this.chart.data.labels&&this.chart.data.labels.length>0?(e.each(this.chart.data.labels,function(e,i){var a=this.parseTime(e);this.options.time.round&&a.startOf(this.options.time.round),t.push(a)},this),this.firstTick=a.min.call(this,t),this.lastTick=a.max.call(this,t)):(this.firstTick=null,this.lastTick=null),e.each(this.chart.data.datasets,function(i,s){var o=[];"object"==typeof i.data[0]?e.each(i.data,function(t,e){var i=this.parseTime(this.getRightValue(t));this.options.time.round&&i.startOf(this.options.time.round),o.push(i),this.firstTick=null!==this.firstTick?a.min(this.firstTick,i):i,this.lastTick=null!==this.lastTick?a.max(this.lastTick,i):i},this):o=t,this.labelMoments.push(o)},this),this.options.time.min&&(this.firstTick=this.parseTime(this.options.time.min)),this.options.time.max&&(this.lastTick=this.parseTime(this.options.time.max)),this.firstTick=(this.firstTick||a()).clone(),this.lastTick=(this.lastTick||a()).clone()},buildTicks:function(a){if(this.ticks=[],this.unitScale=1,this.scaleSizeInUnits=0, +this.options.time.unit)this.tickUnit=this.options.time.unit||"day",this.displayFormat=this.options.time.displayFormats[this.tickUnit],this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,1);else{var s=e.getValueOrDefault(this.options.ticks.fontSize,t.defaults.global.defaultFontSize),o=this.isHorizontal()?this.width-(this.paddingLeft+this.paddingRight):this.height-(this.paddingTop+this.paddingBottom),n=this.tickFormatFunction(this.firstTick,0,[]),r=n.length*s,l=Math.cos(e.toRadians(this.options.ticks.maxRotation)),h=Math.sin(e.toRadians(this.options.ticks.maxRotation));r=r*l+s*h;var c=o/(r+10);this.tickUnit="millisecond",this.scaleSizeInUnits=this.lastTick.diff(this.firstTick,this.tickUnit,!0),this.displayFormat=this.options.time.displayFormats[this.tickUnit];for(var d=0,u=i.units[d];dMath.ceil(this.scaleSizeInUnits/c)){this.unitScale=e.getValueOrDefault(this.options.time.unitStepSize,u.steps[g]);break}break}if(u.maxStep===!1||Math.ceil(this.scaleSizeInUnits/c)=0)break;m%this.unitScale===0&&this.ticks.push(p)}(0!==this.ticks[this.ticks.length-1].diff(this.lastTick,this.tickUnit)||0===this.scaleSizeInUnits)&&(this.options.time.max?(this.ticks.push(this.lastTick.clone()),this.scaleSizeInUnits=this.lastTick.diff(this.ticks[0],this.tickUnit,!0)):(this.scaleSizeInUnits=Math.ceil(this.scaleSizeInUnits/this.unitScale)*this.unitScale,this.ticks.push(this.firstTick.clone().add(this.scaleSizeInUnits,this.tickUnit)),this.lastTick=this.ticks[this.ticks.length-1].clone()))},getLabelForIndex:function(t,e){var i=this.chart.data.labels&&t