From: Christian Hofstaedtler Date: Sat, 11 Jun 2016 19:34:04 +0000 (+0200) Subject: Import Javascript sources for libs shipped with Recursor X-Git-Tag: rec-4.0.0~33^2 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f9c57649b92b819112957484e448d9f05d4ef792;p=thirdparty%2Fpdns.git Import Javascript sources for libs shipped with Recursor * d3 v3.3.6 * jquery v1.8.3 * moment v2.9.0 * rickshaw v1.4.6 * underscore v1.8.3 --- diff --git a/pdns/recursordist/html/js/d3.js b/pdns/recursordist/html/js/d3.js new file mode 100644 index 0000000000..d35f274b68 --- /dev/null +++ b/pdns/recursordist/html/js/d3.js @@ -0,0 +1,8981 @@ +d3 = function() { + var d3 = { + version: "3.3.6" + }; + if (!Date.now) Date.now = function() { + return +new Date(); + }; + var d3_arraySlice = [].slice, d3_array = function(list) { + return d3_arraySlice.call(list); + }; + var d3_document = document, d3_documentElement = d3_document.documentElement, d3_window = window; + try { + d3_array(d3_documentElement.childNodes)[0].nodeType; + } catch (e) { + d3_array = function(list) { + var i = list.length, array = new Array(i); + while (i--) array[i] = list[i]; + return array; + }; + } + try { + d3_document.createElement("div").style.setProperty("opacity", 0, ""); + } catch (error) { + var d3_element_prototype = d3_window.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty; + d3_element_prototype.setAttribute = function(name, value) { + d3_element_setAttribute.call(this, name, value + ""); + }; + d3_element_prototype.setAttributeNS = function(space, local, value) { + d3_element_setAttributeNS.call(this, space, local, value + ""); + }; + d3_style_prototype.setProperty = function(name, value, priority) { + d3_style_setProperty.call(this, name, value + "", priority); + }; + } + d3.ascending = function(a, b) { + return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN; + }; + d3.descending = function(a, b) { + return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN; + }; + d3.min = function(array, f) { + var i = -1, n = array.length, a, b; + if (arguments.length === 1) { + while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined; + while (++i < n) if ((b = array[i]) != null && a > b) a = b; + } else { + while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b; + } + return a; + }; + d3.max = function(array, f) { + var i = -1, n = array.length, a, b; + if (arguments.length === 1) { + while (++i < n && !((a = array[i]) != null && a <= a)) a = undefined; + while (++i < n) if ((b = array[i]) != null && b > a) a = b; + } else { + while (++i < n && !((a = f.call(array, array[i], i)) != null && a <= a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b; + } + return a; + }; + d3.extent = function(array, f) { + var i = -1, n = array.length, a, b, c; + if (arguments.length === 1) { + while (++i < n && !((a = c = array[i]) != null && a <= a)) a = c = undefined; + while (++i < n) if ((b = array[i]) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } else { + while (++i < n && !((a = c = f.call(array, array[i], i)) != null && a <= a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } + return [ a, c ]; + }; + d3.sum = function(array, f) { + var s = 0, n = array.length, a, i = -1; + if (arguments.length === 1) { + while (++i < n) if (!isNaN(a = +array[i])) s += a; + } else { + while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a; + } + return s; + }; + function d3_number(x) { + return x != null && !isNaN(x); + } + d3.mean = function(array, f) { + var n = array.length, a, m = 0, i = -1, j = 0; + if (arguments.length === 1) { + while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j; + } else { + while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j; + } + return j ? m : undefined; + }; + d3.quantile = function(values, p) { + var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h; + return e ? v + e * (values[h] - v) : v; + }; + d3.median = function(array, f) { + if (arguments.length > 1) array = array.map(f); + array = array.filter(d3_number); + return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined; + }; + d3.bisector = function(f) { + return { + left: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >>> 1; + if (f.call(a, a[mid], mid) < x) lo = mid + 1; else hi = mid; + } + return lo; + }, + right: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >>> 1; + if (x < f.call(a, a[mid], mid)) hi = mid; else lo = mid + 1; + } + return lo; + } + }; + }; + var d3_bisector = d3.bisector(function(d) { + return d; + }); + d3.bisectLeft = d3_bisector.left; + d3.bisect = d3.bisectRight = d3_bisector.right; + d3.shuffle = function(array) { + var m = array.length, t, i; + while (m) { + i = Math.random() * m-- | 0; + t = array[m], array[m] = array[i], array[i] = t; + } + return array; + }; + d3.permute = function(array, indexes) { + var i = indexes.length, permutes = new Array(i); + while (i--) permutes[i] = array[indexes[i]]; + return permutes; + }; + d3.pairs = function(array) { + var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n); + while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ]; + return pairs; + }; + d3.zip = function() { + if (!(n = arguments.length)) return []; + for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) { + for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) { + zip[j] = arguments[j][i]; + } + } + return zips; + }; + function d3_zipLength(d) { + return d.length; + } + d3.transpose = function(matrix) { + return d3.zip.apply(d3, matrix); + }; + d3.keys = function(map) { + var keys = []; + for (var key in map) keys.push(key); + return keys; + }; + d3.values = function(map) { + var values = []; + for (var key in map) values.push(map[key]); + return values; + }; + d3.entries = function(map) { + var entries = []; + for (var key in map) entries.push({ + key: key, + value: map[key] + }); + return entries; + }; + d3.merge = function(arrays) { + return Array.prototype.concat.apply([], arrays); + }; + d3.range = function(start, stop, step) { + if (arguments.length < 3) { + step = 1; + if (arguments.length < 2) { + stop = start; + start = 0; + } + } + if ((stop - start) / step === Infinity) throw new Error("infinite range"); + var range = [], k = d3_range_integerScale(Math.abs(step)), i = -1, j; + start *= k, stop *= k, step *= k; + if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k); + return range; + }; + function d3_range_integerScale(x) { + var k = 1; + while (x * k % 1) k *= 10; + return k; + } + function d3_class(ctor, properties) { + try { + for (var key in properties) { + Object.defineProperty(ctor.prototype, key, { + value: properties[key], + enumerable: false + }); + } + } catch (e) { + ctor.prototype = properties; + } + } + d3.map = function(object) { + var map = new d3_Map(); + if (object instanceof d3_Map) object.forEach(function(key, value) { + map.set(key, value); + }); else for (var key in object) map.set(key, object[key]); + return map; + }; + function d3_Map() {} + d3_class(d3_Map, { + has: function(key) { + return d3_map_prefix + key in this; + }, + get: function(key) { + return this[d3_map_prefix + key]; + }, + set: function(key, value) { + return this[d3_map_prefix + key] = value; + }, + remove: function(key) { + key = d3_map_prefix + key; + return key in this && delete this[key]; + }, + keys: function() { + var keys = []; + this.forEach(function(key) { + keys.push(key); + }); + return keys; + }, + values: function() { + var values = []; + this.forEach(function(key, value) { + values.push(value); + }); + return values; + }, + entries: function() { + var entries = []; + this.forEach(function(key, value) { + entries.push({ + key: key, + value: value + }); + }); + return entries; + }, + forEach: function(f) { + for (var key in this) { + if (key.charCodeAt(0) === d3_map_prefixCode) { + f.call(this, key.substring(1), this[key]); + } + } + } + }); + var d3_map_prefix = "\x00", d3_map_prefixCode = d3_map_prefix.charCodeAt(0); + d3.nest = function() { + var nest = {}, keys = [], sortKeys = [], sortValues, rollup; + function map(mapType, array, depth) { + if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array; + var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values; + while (++i < n) { + if (values = valuesByKey.get(keyValue = key(object = array[i]))) { + values.push(object); + } else { + valuesByKey.set(keyValue, [ object ]); + } + } + if (mapType) { + object = mapType(); + setter = function(keyValue, values) { + object.set(keyValue, map(mapType, values, depth)); + }; + } else { + object = {}; + setter = function(keyValue, values) { + object[keyValue] = map(mapType, values, depth); + }; + } + valuesByKey.forEach(setter); + return object; + } + function entries(map, depth) { + if (depth >= keys.length) return map; + var array = [], sortKey = sortKeys[depth++]; + map.forEach(function(key, keyMap) { + array.push({ + key: key, + values: entries(keyMap, depth) + }); + }); + return sortKey ? array.sort(function(a, b) { + return sortKey(a.key, b.key); + }) : array; + } + nest.map = function(array, mapType) { + return map(mapType, array, 0); + }; + nest.entries = function(array) { + return entries(map(d3.map, array, 0), 0); + }; + nest.key = function(d) { + keys.push(d); + return nest; + }; + nest.sortKeys = function(order) { + sortKeys[keys.length - 1] = order; + return nest; + }; + nest.sortValues = function(order) { + sortValues = order; + return nest; + }; + nest.rollup = function(f) { + rollup = f; + return nest; + }; + return nest; + }; + d3.set = function(array) { + var set = new d3_Set(); + if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]); + return set; + }; + function d3_Set() {} + d3_class(d3_Set, { + has: function(value) { + return d3_map_prefix + value in this; + }, + add: function(value) { + this[d3_map_prefix + value] = true; + return value; + }, + remove: function(value) { + value = d3_map_prefix + value; + return value in this && delete this[value]; + }, + values: function() { + var values = []; + this.forEach(function(value) { + values.push(value); + }); + return values; + }, + forEach: function(f) { + for (var value in this) { + if (value.charCodeAt(0) === d3_map_prefixCode) { + f.call(this, value.substring(1)); + } + } + } + }); + d3.behavior = {}; + d3.rebind = function(target, source) { + var i = 1, n = arguments.length, method; + while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]); + return target; + }; + function d3_rebind(target, source, method) { + return function() { + var value = method.apply(source, arguments); + return value === source ? target : value; + }; + } + function d3_vendorSymbol(object, name) { + if (name in object) return name; + name = name.charAt(0).toUpperCase() + name.substring(1); + for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) { + var prefixName = d3_vendorPrefixes[i] + name; + if (prefixName in object) return prefixName; + } + } + var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ]; + function d3_noop() {} + d3.dispatch = function() { + var dispatch = new d3_dispatch(), i = -1, n = arguments.length; + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + return dispatch; + }; + function d3_dispatch() {} + d3_dispatch.prototype.on = function(type, listener) { + var i = type.indexOf("."), name = ""; + if (i >= 0) { + name = type.substring(i + 1); + type = type.substring(0, i); + } + if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener); + if (arguments.length === 2) { + if (listener == null) for (type in this) { + if (this.hasOwnProperty(type)) this[type].on(name, null); + } + return this; + } + }; + function d3_dispatch_event(dispatch) { + var listeners = [], listenerByName = new d3_Map(); + function event() { + var z = listeners, i = -1, n = z.length, l; + while (++i < n) if (l = z[i].on) l.apply(this, arguments); + return dispatch; + } + event.on = function(name, listener) { + var l = listenerByName.get(name), i; + if (arguments.length < 2) return l && l.on; + if (l) { + l.on = null; + listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1)); + listenerByName.remove(name); + } + if (listener) listeners.push(listenerByName.set(name, { + on: listener + })); + return dispatch; + }; + return event; + } + d3.event = null; + function d3_eventPreventDefault() { + d3.event.preventDefault(); + } + function d3_eventSource() { + var e = d3.event, s; + while (s = e.sourceEvent) e = s; + return e; + } + function d3_eventDispatch(target) { + var dispatch = new d3_dispatch(), i = 0, n = arguments.length; + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + dispatch.of = function(thiz, argumentz) { + return function(e1) { + try { + var e0 = e1.sourceEvent = d3.event; + e1.target = target; + d3.event = e1; + dispatch[e1.type].apply(thiz, argumentz); + } finally { + d3.event = e0; + } + }; + }; + return dispatch; + } + d3.requote = function(s) { + return s.replace(d3_requote_re, "\\$&"); + }; + var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g; + var d3_subclass = {}.__proto__ ? function(object, prototype) { + object.__proto__ = prototype; + } : function(object, prototype) { + for (var property in prototype) object[property] = prototype[property]; + }; + function d3_selection(groups) { + d3_subclass(groups, d3_selectionPrototype); + return groups; + } + var d3_select = function(s, n) { + return n.querySelector(s); + }, d3_selectAll = function(s, n) { + return n.querySelectorAll(s); + }, d3_selectMatcher = d3_documentElement[d3_vendorSymbol(d3_documentElement, "matchesSelector")], d3_selectMatches = function(n, s) { + return d3_selectMatcher.call(n, s); + }; + if (typeof Sizzle === "function") { + d3_select = function(s, n) { + return Sizzle(s, n)[0] || null; + }; + d3_selectAll = function(s, n) { + return Sizzle.uniqueSort(Sizzle(s, n)); + }; + d3_selectMatches = Sizzle.matchesSelector; + } + d3.selection = function() { + return d3_selectionRoot; + }; + var d3_selectionPrototype = d3.selection.prototype = []; + d3_selectionPrototype.select = function(selector) { + var subgroups = [], subgroup, subnode, group, node; + selector = d3_selection_selector(selector); + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroup.push(subnode = selector.call(node, node.__data__, i, j)); + if (subnode && "__data__" in node) subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_selector(selector) { + return typeof selector === "function" ? selector : function() { + return d3_select(selector, this); + }; + } + d3_selectionPrototype.selectAll = function(selector) { + var subgroups = [], subgroup, node; + selector = d3_selection_selectorAll(selector); + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j))); + subgroup.parentNode = node; + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_selectorAll(selector) { + return typeof selector === "function" ? selector : function() { + return d3_selectAll(selector, this); + }; + } + var d3_nsPrefix = { + svg: "http://www.w3.org/2000/svg", + xhtml: "http://www.w3.org/1999/xhtml", + xlink: "http://www.w3.org/1999/xlink", + xml: "http://www.w3.org/XML/1998/namespace", + xmlns: "http://www.w3.org/2000/xmlns/" + }; + d3.ns = { + prefix: d3_nsPrefix, + qualify: function(name) { + var i = name.indexOf(":"), prefix = name; + if (i >= 0) { + prefix = name.substring(0, i); + name = name.substring(i + 1); + } + return d3_nsPrefix.hasOwnProperty(prefix) ? { + space: d3_nsPrefix[prefix], + local: name + } : name; + } + }; + d3_selectionPrototype.attr = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") { + var node = this.node(); + name = d3.ns.qualify(name); + return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name); + } + for (value in name) this.each(d3_selection_attr(value, name[value])); + return this; + } + return this.each(d3_selection_attr(name, value)); + }; + function d3_selection_attr(name, value) { + name = d3.ns.qualify(name); + function attrNull() { + this.removeAttribute(name); + } + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); + } + function attrConstant() { + this.setAttribute(name, value); + } + function attrConstantNS() { + this.setAttributeNS(name.space, name.local, value); + } + function attrFunction() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttribute(name); else this.setAttribute(name, x); + } + function attrFunctionNS() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x); + } + return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant; + } + function d3_collapse(s) { + return s.trim().replace(/\s+/g, " "); + } + d3_selectionPrototype.classed = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") { + var node = this.node(), n = (name = name.trim().split(/^|\s+/g)).length, i = -1; + if (value = node.classList) { + while (++i < n) if (!value.contains(name[i])) return false; + } else { + value = node.getAttribute("class"); + while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false; + } + return true; + } + for (value in name) this.each(d3_selection_classed(value, name[value])); + return this; + } + return this.each(d3_selection_classed(name, value)); + }; + function d3_selection_classedRe(name) { + return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g"); + } + function d3_selection_classed(name, value) { + name = name.trim().split(/\s+/).map(d3_selection_classedName); + var n = name.length; + function classedConstant() { + var i = -1; + while (++i < n) name[i](this, value); + } + function classedFunction() { + var i = -1, x = value.apply(this, arguments); + while (++i < n) name[i](this, x); + } + return typeof value === "function" ? classedFunction : classedConstant; + } + function d3_selection_classedName(name) { + var re = d3_selection_classedRe(name); + return function(node, value) { + if (c = node.classList) return value ? c.add(name) : c.remove(name); + var c = node.getAttribute("class") || ""; + if (value) { + re.lastIndex = 0; + if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name)); + } else { + node.setAttribute("class", d3_collapse(c.replace(re, " "))); + } + }; + } + d3_selectionPrototype.style = function(name, value, priority) { + var n = arguments.length; + if (n < 3) { + if (typeof name !== "string") { + if (n < 2) value = ""; + for (priority in name) this.each(d3_selection_style(priority, name[priority], value)); + return this; + } + if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name); + priority = ""; + } + return this.each(d3_selection_style(name, value, priority)); + }; + function d3_selection_style(name, value, priority) { + function styleNull() { + this.style.removeProperty(name); + } + function styleConstant() { + this.style.setProperty(name, value, priority); + } + function styleFunction() { + var x = value.apply(this, arguments); + if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority); + } + return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant; + } + d3_selectionPrototype.property = function(name, value) { + if (arguments.length < 2) { + if (typeof name === "string") return this.node()[name]; + for (value in name) this.each(d3_selection_property(value, name[value])); + return this; + } + return this.each(d3_selection_property(name, value)); + }; + function d3_selection_property(name, value) { + function propertyNull() { + delete this[name]; + } + function propertyConstant() { + this[name] = value; + } + function propertyFunction() { + var x = value.apply(this, arguments); + if (x == null) delete this[name]; else this[name] = x; + } + return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant; + } + d3_selectionPrototype.text = function(value) { + return arguments.length ? this.each(typeof value === "function" ? function() { + var v = value.apply(this, arguments); + this.textContent = v == null ? "" : v; + } : value == null ? function() { + this.textContent = ""; + } : function() { + this.textContent = value; + }) : this.node().textContent; + }; + d3_selectionPrototype.html = function(value) { + return arguments.length ? this.each(typeof value === "function" ? function() { + var v = value.apply(this, arguments); + this.innerHTML = v == null ? "" : v; + } : value == null ? function() { + this.innerHTML = ""; + } : function() { + this.innerHTML = value; + }) : this.node().innerHTML; + }; + d3_selectionPrototype.append = function(name) { + name = d3_selection_creator(name); + return this.select(function() { + return this.appendChild(name.apply(this, arguments)); + }); + }; + function d3_selection_creator(name) { + return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? function() { + return d3_document.createElementNS(name.space, name.local); + } : function() { + return d3_document.createElementNS(this.namespaceURI, name); + }; + } + d3_selectionPrototype.insert = function(name, before) { + name = d3_selection_creator(name); + before = d3_selection_selector(before); + return this.select(function() { + return this.insertBefore(name.apply(this, arguments), before.apply(this, arguments)); + }); + }; + d3_selectionPrototype.remove = function() { + return this.each(function() { + var parent = this.parentNode; + if (parent) parent.removeChild(this); + }); + }; + d3_selectionPrototype.data = function(value, key) { + var i = -1, n = this.length, group, node; + if (!arguments.length) { + value = new Array(n = (group = this[0]).length); + while (++i < n) { + if (node = group[i]) { + value[i] = node.__data__; + } + } + return value; + } + function bind(group, groupData) { + var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData; + if (key) { + var nodeByKeyValue = new d3_Map(), dataByKeyValue = new d3_Map(), keyValues = [], keyValue; + for (i = -1; ++i < n; ) { + keyValue = key.call(node = group[i], node.__data__, i); + if (nodeByKeyValue.has(keyValue)) { + exitNodes[i] = node; + } else { + nodeByKeyValue.set(keyValue, node); + } + keyValues.push(keyValue); + } + for (i = -1; ++i < m; ) { + keyValue = key.call(groupData, nodeData = groupData[i], i); + if (node = nodeByKeyValue.get(keyValue)) { + updateNodes[i] = node; + node.__data__ = nodeData; + } else if (!dataByKeyValue.has(keyValue)) { + enterNodes[i] = d3_selection_dataNode(nodeData); + } + dataByKeyValue.set(keyValue, nodeData); + nodeByKeyValue.remove(keyValue); + } + for (i = -1; ++i < n; ) { + if (nodeByKeyValue.has(keyValues[i])) { + exitNodes[i] = group[i]; + } + } + } else { + for (i = -1; ++i < n0; ) { + node = group[i]; + nodeData = groupData[i]; + if (node) { + node.__data__ = nodeData; + updateNodes[i] = node; + } else { + enterNodes[i] = d3_selection_dataNode(nodeData); + } + } + for (;i < m; ++i) { + enterNodes[i] = d3_selection_dataNode(groupData[i]); + } + for (;i < n; ++i) { + exitNodes[i] = group[i]; + } + } + enterNodes.update = updateNodes; + enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode; + enter.push(enterNodes); + update.push(updateNodes); + exit.push(exitNodes); + } + var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]); + if (typeof value === "function") { + while (++i < n) { + bind(group = this[i], value.call(group, group.parentNode.__data__, i)); + } + } else { + while (++i < n) { + bind(group = this[i], value); + } + } + update.enter = function() { + return enter; + }; + update.exit = function() { + return exit; + }; + return update; + }; + function d3_selection_dataNode(data) { + return { + __data__: data + }; + } + d3_selectionPrototype.datum = function(value) { + return arguments.length ? this.property("__data__", value) : this.property("__data__"); + }; + d3_selectionPrototype.filter = function(filter) { + var subgroups = [], subgroup, group, node; + if (typeof filter !== "function") filter = d3_selection_filter(filter); + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i)) { + subgroup.push(node); + } + } + } + return d3_selection(subgroups); + }; + function d3_selection_filter(selector) { + return function() { + return d3_selectMatches(this, selector); + }; + } + d3_selectionPrototype.order = function() { + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) { + if (node = group[i]) { + if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next); + next = node; + } + } + } + return this; + }; + d3_selectionPrototype.sort = function(comparator) { + comparator = d3_selection_sortComparator.apply(this, arguments); + for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator); + return this.order(); + }; + function d3_selection_sortComparator(comparator) { + if (!arguments.length) comparator = d3.ascending; + return function(a, b) { + return a && b ? comparator(a.__data__, b.__data__) : !a - !b; + }; + } + d3_selectionPrototype.each = function(callback) { + return d3_selection_each(this, function(node, i, j) { + callback.call(node, node.__data__, i, j); + }); + }; + function d3_selection_each(groups, callback) { + for (var j = 0, m = groups.length; j < m; j++) { + for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) { + if (node = group[i]) callback(node, i, j); + } + } + return groups; + } + d3_selectionPrototype.call = function(callback) { + var args = d3_array(arguments); + callback.apply(args[0] = this, args); + return this; + }; + d3_selectionPrototype.empty = function() { + return !this.node(); + }; + d3_selectionPrototype.node = function() { + for (var j = 0, m = this.length; j < m; j++) { + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + var node = group[i]; + if (node) return node; + } + } + return null; + }; + d3_selectionPrototype.size = function() { + var n = 0; + this.each(function() { + ++n; + }); + return n; + }; + function d3_selection_enter(selection) { + d3_subclass(selection, d3_selection_enterPrototype); + return selection; + } + var d3_selection_enterPrototype = []; + d3.selection.enter = d3_selection_enter; + d3.selection.enter.prototype = d3_selection_enterPrototype; + d3_selection_enterPrototype.append = d3_selectionPrototype.append; + d3_selection_enterPrototype.empty = d3_selectionPrototype.empty; + d3_selection_enterPrototype.node = d3_selectionPrototype.node; + d3_selection_enterPrototype.call = d3_selectionPrototype.call; + d3_selection_enterPrototype.size = d3_selectionPrototype.size; + d3_selection_enterPrototype.select = function(selector) { + var subgroups = [], subgroup, subnode, upgroup, group, node; + for (var j = -1, m = this.length; ++j < m; ) { + upgroup = (group = this[j]).update; + subgroups.push(subgroup = []); + subgroup.parentNode = group.parentNode; + for (var i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j)); + subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + return d3_selection(subgroups); + }; + d3_selection_enterPrototype.insert = function(name, before) { + if (arguments.length < 2) before = d3_selection_enterInsertBefore(this); + return d3_selectionPrototype.insert.call(this, name, before); + }; + function d3_selection_enterInsertBefore(enter) { + var i0, j0; + return function(d, i, j) { + var group = enter[j].update, n = group.length, node; + if (j != j0) j0 = j, i0 = 0; + if (i >= i0) i0 = i + 1; + while (!(node = group[i0]) && ++i0 < n) ; + return node; + }; + } + d3_selectionPrototype.transition = function() { + var id = d3_transitionInheritId || ++d3_transitionId, subgroups = [], subgroup, node, transition = d3_transitionInherit || { + time: Date.now(), + ease: d3_ease_cubicInOut, + delay: 0, + duration: 250 + }; + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) d3_transitionNode(node, i, id, transition); + subgroup.push(node); + } + } + return d3_transition(subgroups, id); + }; + d3_selectionPrototype.interrupt = function() { + return this.each(d3_selection_interrupt); + }; + function d3_selection_interrupt() { + var lock = this.__transition__; + if (lock) ++lock.active; + } + d3.select = function(node) { + var group = [ typeof node === "string" ? d3_select(node, d3_document) : node ]; + group.parentNode = d3_documentElement; + return d3_selection([ group ]); + }; + d3.selectAll = function(nodes) { + var group = d3_array(typeof nodes === "string" ? d3_selectAll(nodes, d3_document) : nodes); + group.parentNode = d3_documentElement; + return d3_selection([ group ]); + }; + var d3_selectionRoot = d3.select(d3_documentElement); + d3_selectionPrototype.on = function(type, listener, capture) { + var n = arguments.length; + if (n < 3) { + if (typeof type !== "string") { + if (n < 2) listener = false; + for (capture in type) this.each(d3_selection_on(capture, type[capture], listener)); + return this; + } + if (n < 2) return (n = this.node()["__on" + type]) && n._; + capture = false; + } + return this.each(d3_selection_on(type, listener, capture)); + }; + function d3_selection_on(type, listener, capture) { + var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener; + if (i > 0) type = type.substring(0, i); + var filter = d3_selection_onFilters.get(type); + if (filter) type = filter, wrap = d3_selection_onFilter; + function onRemove() { + var l = this[name]; + if (l) { + this.removeEventListener(type, l, l.$); + delete this[name]; + } + } + function onAdd() { + var l = wrap(listener, d3_array(arguments)); + onRemove.call(this); + this.addEventListener(type, this[name] = l, l.$ = capture); + l._ = listener; + } + function removeAll() { + var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match; + for (var name in this) { + if (match = name.match(re)) { + var l = this[name]; + this.removeEventListener(match[1], l, l.$); + delete this[name]; + } + } + } + return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll; + } + var d3_selection_onFilters = d3.map({ + mouseenter: "mouseover", + mouseleave: "mouseout" + }); + d3_selection_onFilters.forEach(function(k) { + if ("on" + k in d3_document) d3_selection_onFilters.remove(k); + }); + function d3_selection_onListener(listener, argumentz) { + return function(e) { + var o = d3.event; + d3.event = e; + argumentz[0] = this.__data__; + try { + listener.apply(this, argumentz); + } finally { + d3.event = o; + } + }; + } + function d3_selection_onFilter(listener, argumentz) { + var l = d3_selection_onListener(listener, argumentz); + return function(e) { + var target = this, related = e.relatedTarget; + if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) { + l.call(target, e); + } + }; + } + var d3_event_dragSelect = d3_vendorSymbol(d3_documentElement.style, "userSelect"), d3_event_dragId = 0; + function d3_event_dragSuppress() { + var name = ".dragsuppress-" + ++d3_event_dragId, touchmove = "touchmove" + name, selectstart = "selectstart" + name, dragstart = "dragstart" + name, click = "click" + name, w = d3.select(d3_window).on(touchmove, d3_eventPreventDefault).on(selectstart, d3_eventPreventDefault).on(dragstart, d3_eventPreventDefault), style = d3_documentElement.style, select = style[d3_event_dragSelect]; + style[d3_event_dragSelect] = "none"; + return function(suppressClick) { + w.on(name, null); + style[d3_event_dragSelect] = select; + if (suppressClick) { + function off() { + w.on(click, null); + } + w.on(click, function() { + d3_eventPreventDefault(); + off(); + }, true); + setTimeout(off, 0); + } + }; + } + d3.mouse = function(container) { + return d3_mousePoint(container, d3_eventSource()); + }; + var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0; + function d3_mousePoint(container, e) { + if (e.changedTouches) e = e.changedTouches[0]; + var svg = container.ownerSVGElement || container; + if (svg.createSVGPoint) { + var point = svg.createSVGPoint(); + if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) { + svg = d3.select("body").append("svg").style({ + position: "absolute", + top: 0, + left: 0, + margin: 0, + padding: 0, + border: "none" + }, "important"); + var ctm = svg[0][0].getScreenCTM(); + d3_mouse_bug44083 = !(ctm.f || ctm.e); + svg.remove(); + } + if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX, + point.y = e.clientY; + point = point.matrixTransform(container.getScreenCTM().inverse()); + return [ point.x, point.y ]; + } + var rect = container.getBoundingClientRect(); + return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ]; + } + d3.touches = function(container, touches) { + if (arguments.length < 2) touches = d3_eventSource().touches; + return touches ? d3_array(touches).map(function(touch) { + var point = d3_mousePoint(container, touch); + point.identifier = touch.identifier; + return point; + }) : []; + }; + d3.behavior.drag = function() { + var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, "mousemove", "mouseup"), touchstart = dragstart(touchid, touchposition, "touchmove", "touchend"); + function drag() { + this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart); + } + function touchid() { + return d3.event.changedTouches[0].identifier; + } + function touchposition(parent, id) { + return d3.touches(parent).filter(function(p) { + return p.identifier === id; + })[0]; + } + function dragstart(id, position, move, end) { + return function() { + var target = this, parent = target.parentNode, event_ = event.of(target, arguments), eventTarget = d3.event.target, eventId = id(), drag = eventId == null ? "drag" : "drag-" + eventId, origin_ = position(parent, eventId), dragged = 0, offset, w = d3.select(d3_window).on(move + "." + drag, moved).on(end + "." + drag, ended), dragRestore = d3_event_dragSuppress(); + if (origin) { + offset = origin.apply(target, arguments); + offset = [ offset.x - origin_[0], offset.y - origin_[1] ]; + } else { + offset = [ 0, 0 ]; + } + event_({ + type: "dragstart" + }); + function moved() { + var p = position(parent, eventId), dx = p[0] - origin_[0], dy = p[1] - origin_[1]; + dragged |= dx | dy; + origin_ = p; + event_({ + type: "drag", + x: p[0] + offset[0], + y: p[1] + offset[1], + dx: dx, + dy: dy + }); + } + function ended() { + w.on(move + "." + drag, null).on(end + "." + drag, null); + dragRestore(dragged && d3.event.target === eventTarget); + event_({ + type: "dragend" + }); + } + }; + } + drag.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return drag; + }; + return d3.rebind(drag, event, "on"); + }; + var π = Math.PI, τ = 2 * π, halfπ = π / 2, ε = 1e-6, ε2 = ε * ε, d3_radians = π / 180, d3_degrees = 180 / π; + function d3_sgn(x) { + return x > 0 ? 1 : x < 0 ? -1 : 0; + } + function d3_acos(x) { + return x > 1 ? 0 : x < -1 ? π : Math.acos(x); + } + function d3_asin(x) { + return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x); + } + function d3_sinh(x) { + return ((x = Math.exp(x)) - 1 / x) / 2; + } + function d3_cosh(x) { + return ((x = Math.exp(x)) + 1 / x) / 2; + } + function d3_tanh(x) { + return ((x = Math.exp(2 * x)) - 1) / (x + 1); + } + function d3_haversin(x) { + return (x = Math.sin(x / 2)) * x; + } + var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4; + d3.interpolateZoom = function(p0, p1) { + var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2]; + var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ; + function interpolate(t) { + var s = t * S; + if (dr) { + var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0)); + return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ]; + } + return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ]; + } + interpolate.duration = S * 1e3; + return interpolate; + }; + d3.behavior.zoom = function() { + var view = { + x: 0, + y: 0, + k: 1 + }, translate0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1; + function zoom(g) { + g.on(mousedown, mousedowned).on(d3_behavior_zoomWheel + ".zoom", mousewheeled).on(mousemove, mousewheelreset).on("dblclick.zoom", dblclicked).on(touchstart, touchstarted); + } + zoom.event = function(g) { + g.each(function() { + var event_ = event.of(this, arguments), view1 = view; + if (d3_transitionInheritId) { + d3.select(this).transition().each("start.zoom", function() { + view = this.__chart__ || { + x: 0, + y: 0, + k: 1 + }; + zoomstarted(event_); + }).tween("zoom:zoom", function() { + var dx = size[0], dy = size[1], cx = dx / 2, cy = dy / 2, i = d3.interpolateZoom([ (cx - view.x) / view.k, (cy - view.y) / view.k, dx / view.k ], [ (cx - view1.x) / view1.k, (cy - view1.y) / view1.k, dx / view1.k ]); + return function(t) { + var l = i(t), k = dx / l[2]; + this.__chart__ = view = { + x: cx - l[0] * k, + y: cy - l[1] * k, + k: k + }; + zoomed(event_); + }; + }).each("end.zoom", function() { + zoomended(event_); + }); + } else { + this.__chart__ = view; + zoomstarted(event_); + zoomed(event_); + zoomended(event_); + } + }); + }; + zoom.translate = function(_) { + if (!arguments.length) return [ view.x, view.y ]; + view = { + x: +_[0], + y: +_[1], + k: view.k + }; + rescale(); + return zoom; + }; + zoom.scale = function(_) { + if (!arguments.length) return view.k; + view = { + x: view.x, + y: view.y, + k: +_ + }; + rescale(); + return zoom; + }; + zoom.scaleExtent = function(_) { + if (!arguments.length) return scaleExtent; + scaleExtent = _ == null ? d3_behavior_zoomInfinity : [ +_[0], +_[1] ]; + return zoom; + }; + zoom.center = function(_) { + if (!arguments.length) return center; + center = _ && [ +_[0], +_[1] ]; + return zoom; + }; + zoom.size = function(_) { + if (!arguments.length) return size; + size = _ && [ +_[0], +_[1] ]; + return zoom; + }; + zoom.x = function(z) { + if (!arguments.length) return x1; + x1 = z; + x0 = z.copy(); + view = { + x: 0, + y: 0, + k: 1 + }; + return zoom; + }; + zoom.y = function(z) { + if (!arguments.length) return y1; + y1 = z; + y0 = z.copy(); + view = { + x: 0, + y: 0, + k: 1 + }; + return zoom; + }; + function location(p) { + return [ (p[0] - view.x) / view.k, (p[1] - view.y) / view.k ]; + } + function point(l) { + return [ l[0] * view.k + view.x, l[1] * view.k + view.y ]; + } + function scaleTo(s) { + view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s)); + } + function translateTo(p, l) { + l = point(l); + view.x += p[0] - l[0]; + view.y += p[1] - l[1]; + } + function rescale() { + if (x1) x1.domain(x0.range().map(function(x) { + return (x - view.x) / view.k; + }).map(x0.invert)); + if (y1) y1.domain(y0.range().map(function(y) { + return (y - view.y) / view.k; + }).map(y0.invert)); + } + function zoomstarted(event) { + event({ + type: "zoomstart" + }); + } + function zoomed(event) { + rescale(); + event({ + type: "zoom", + scale: view.k, + translate: [ view.x, view.y ] + }); + } + function zoomended(event) { + event({ + type: "zoomend" + }); + } + function mousedowned() { + var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, dragged = 0, w = d3.select(d3_window).on(mousemove, moved).on(mouseup, ended), l = location(d3.mouse(target)), dragRestore = d3_event_dragSuppress(); + d3_selection_interrupt.call(target); + zoomstarted(event_); + function moved() { + dragged = 1; + translateTo(d3.mouse(target), l); + zoomed(event_); + } + function ended() { + w.on(mousemove, d3_window === target ? mousewheelreset : null).on(mouseup, null); + dragRestore(dragged && d3.event.target === eventTarget); + zoomended(event_); + } + } + function touchstarted() { + var target = this, event_ = event.of(target, arguments), locations0 = {}, distance0 = 0, scale0, eventId = d3.event.changedTouches[0].identifier, touchmove = "touchmove.zoom-" + eventId, touchend = "touchend.zoom-" + eventId, w = d3.select(d3_window).on(touchmove, moved).on(touchend, ended), t = d3.select(target).on(mousedown, null).on(touchstart, started), dragRestore = d3_event_dragSuppress(); + d3_selection_interrupt.call(target); + started(); + zoomstarted(event_); + function relocate() { + var touches = d3.touches(target); + scale0 = view.k; + touches.forEach(function(t) { + if (t.identifier in locations0) locations0[t.identifier] = location(t); + }); + return touches; + } + function started() { + var changed = d3.event.changedTouches; + for (var i = 0, n = changed.length; i < n; ++i) { + locations0[changed[i].identifier] = null; + } + var touches = relocate(), now = Date.now(); + if (touches.length === 1) { + if (now - touchtime < 500) { + var p = touches[0], l = locations0[p.identifier]; + scaleTo(view.k * 2); + translateTo(p, l); + d3_eventPreventDefault(); + zoomed(event_); + } + touchtime = now; + } else if (touches.length > 1) { + var p = touches[0], q = touches[1], dx = p[0] - q[0], dy = p[1] - q[1]; + distance0 = dx * dx + dy * dy; + } + } + function moved() { + var touches = d3.touches(target), p0, l0, p1, l1; + for (var i = 0, n = touches.length; i < n; ++i, l1 = null) { + p1 = touches[i]; + if (l1 = locations0[p1.identifier]) { + if (l0) break; + p0 = p1, l0 = l1; + } + } + if (l1) { + var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0); + p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ]; + l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ]; + scaleTo(scale1 * scale0); + } + touchtime = null; + translateTo(p0, l0); + zoomed(event_); + } + function ended() { + if (d3.event.touches.length) { + var changed = d3.event.changedTouches; + for (var i = 0, n = changed.length; i < n; ++i) { + delete locations0[changed[i].identifier]; + } + for (var identifier in locations0) { + return void relocate(); + } + } + w.on(touchmove, null).on(touchend, null); + t.on(mousedown, mousedowned).on(touchstart, touchstarted); + dragRestore(); + zoomended(event_); + } + } + function mousewheeled() { + var event_ = event.of(this, arguments); + if (mousewheelTimer) clearTimeout(mousewheelTimer); else d3_selection_interrupt.call(this), + zoomstarted(event_); + mousewheelTimer = setTimeout(function() { + mousewheelTimer = null; + zoomended(event_); + }, 50); + d3_eventPreventDefault(); + var point = center || d3.mouse(this); + if (!translate0) translate0 = location(point); + scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k); + translateTo(point, translate0); + zoomed(event_); + } + function mousewheelreset() { + translate0 = null; + } + function dblclicked() { + var event_ = event.of(this, arguments), p = d3.mouse(this), l = location(p), k = Math.log(view.k) / Math.LN2; + zoomstarted(event_); + scaleTo(Math.pow(2, d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1)); + translateTo(p, l); + zoomed(event_); + zoomended(event_); + } + return d3.rebind(zoom, event, "on"); + }; + var d3_behavior_zoomInfinity = [ 0, Infinity ]; + var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() { + return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1); + }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() { + return d3.event.wheelDelta; + }, "mousewheel") : (d3_behavior_zoomDelta = function() { + return -d3.event.detail; + }, "MozMousePixelScroll"); + function d3_Color() {} + d3_Color.prototype.toString = function() { + return this.rgb() + ""; + }; + d3.hsl = function(h, s, l) { + return arguments.length === 1 ? h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : d3_hsl(+h, +s, +l); + }; + function d3_hsl(h, s, l) { + return new d3_Hsl(h, s, l); + } + function d3_Hsl(h, s, l) { + this.h = h; + this.s = s; + this.l = l; + } + var d3_hslPrototype = d3_Hsl.prototype = new d3_Color(); + d3_hslPrototype.brighter = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return d3_hsl(this.h, this.s, this.l / k); + }; + d3_hslPrototype.darker = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return d3_hsl(this.h, this.s, k * this.l); + }; + d3_hslPrototype.rgb = function() { + return d3_hsl_rgb(this.h, this.s, this.l); + }; + function d3_hsl_rgb(h, s, l) { + var m1, m2; + h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h; + s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s; + l = l < 0 ? 0 : l > 1 ? 1 : l; + m2 = l <= .5 ? l * (1 + s) : l + s - l * s; + m1 = 2 * l - m2; + function v(h) { + if (h > 360) h -= 360; else if (h < 0) h += 360; + if (h < 60) return m1 + (m2 - m1) * h / 60; + if (h < 180) return m2; + if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60; + return m1; + } + function vv(h) { + return Math.round(v(h) * 255); + } + return d3_rgb(vv(h + 120), vv(h), vv(h - 120)); + } + d3.hcl = function(h, c, l) { + return arguments.length === 1 ? h instanceof d3_Hcl ? d3_hcl(h.h, h.c, h.l) : h instanceof d3_Lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : d3_hcl(+h, +c, +l); + }; + function d3_hcl(h, c, l) { + return new d3_Hcl(h, c, l); + } + function d3_Hcl(h, c, l) { + this.h = h; + this.c = c; + this.l = l; + } + var d3_hclPrototype = d3_Hcl.prototype = new d3_Color(); + d3_hclPrototype.brighter = function(k) { + return d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1))); + }; + d3_hclPrototype.darker = function(k) { + return d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1))); + }; + d3_hclPrototype.rgb = function() { + return d3_hcl_lab(this.h, this.c, this.l).rgb(); + }; + function d3_hcl_lab(h, c, l) { + if (isNaN(h)) h = 0; + if (isNaN(c)) c = 0; + return d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c); + } + d3.lab = function(l, a, b) { + return arguments.length === 1 ? l instanceof d3_Lab ? d3_lab(l.l, l.a, l.b) : l instanceof d3_Hcl ? d3_hcl_lab(l.l, l.c, l.h) : d3_rgb_lab((l = d3.rgb(l)).r, l.g, l.b) : d3_lab(+l, +a, +b); + }; + function d3_lab(l, a, b) { + return new d3_Lab(l, a, b); + } + function d3_Lab(l, a, b) { + this.l = l; + this.a = a; + this.b = b; + } + var d3_lab_K = 18; + var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883; + var d3_labPrototype = d3_Lab.prototype = new d3_Color(); + d3_labPrototype.brighter = function(k) { + return d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + }; + d3_labPrototype.darker = function(k) { + return d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + }; + d3_labPrototype.rgb = function() { + return d3_lab_rgb(this.l, this.a, this.b); + }; + function d3_lab_rgb(l, a, b) { + var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200; + x = d3_lab_xyz(x) * d3_lab_X; + y = d3_lab_xyz(y) * d3_lab_Y; + z = d3_lab_xyz(z) * d3_lab_Z; + return d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z)); + } + function d3_lab_hcl(l, a, b) { + return l > 0 ? d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : d3_hcl(NaN, NaN, l); + } + function d3_lab_xyz(x) { + return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037; + } + function d3_xyz_lab(x) { + return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29; + } + function d3_xyz_rgb(r) { + return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055)); + } + d3.rgb = function(r, g, b) { + return arguments.length === 1 ? r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : d3_rgb(~~r, ~~g, ~~b); + }; + function d3_rgbNumber(value) { + return d3_rgb(value >> 16, value >> 8 & 255, value & 255); + } + function d3_rgbString(value) { + return d3_rgbNumber(value) + ""; + } + function d3_rgb(r, g, b) { + return new d3_Rgb(r, g, b); + } + function d3_Rgb(r, g, b) { + this.r = r; + this.g = g; + this.b = b; + } + var d3_rgbPrototype = d3_Rgb.prototype = new d3_Color(); + d3_rgbPrototype.brighter = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + var r = this.r, g = this.g, b = this.b, i = 30; + if (!r && !g && !b) return d3_rgb(i, i, i); + if (r && r < i) r = i; + if (g && g < i) g = i; + if (b && b < i) b = i; + return d3_rgb(Math.min(255, ~~(r / k)), Math.min(255, ~~(g / k)), Math.min(255, ~~(b / k))); + }; + d3_rgbPrototype.darker = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return d3_rgb(~~(k * this.r), ~~(k * this.g), ~~(k * this.b)); + }; + d3_rgbPrototype.hsl = function() { + return d3_rgb_hsl(this.r, this.g, this.b); + }; + d3_rgbPrototype.toString = function() { + return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b); + }; + function d3_rgb_hex(v) { + return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16); + } + function d3_rgb_parse(format, rgb, hsl) { + var r = 0, g = 0, b = 0, m1, m2, name; + m1 = /([a-z]+)\((.*)\)/i.exec(format); + if (m1) { + m2 = m1[2].split(","); + switch (m1[1]) { + case "hsl": + { + return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100); + } + + case "rgb": + { + return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2])); + } + } + } + if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b); + if (format != null && format.charAt(0) === "#") { + if (format.length === 4) { + r = format.charAt(1); + r += r; + g = format.charAt(2); + g += g; + b = format.charAt(3); + b += b; + } else if (format.length === 7) { + r = format.substring(1, 3); + g = format.substring(3, 5); + b = format.substring(5, 7); + } + r = parseInt(r, 16); + g = parseInt(g, 16); + b = parseInt(b, 16); + } + return rgb(r, g, b); + } + function d3_rgb_hsl(r, g, b) { + var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2; + if (d) { + s = l < .5 ? d / (max + min) : d / (2 - max - min); + if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4; + h *= 60; + } else { + h = NaN; + s = l > 0 && l < 1 ? 0 : h; + } + return d3_hsl(h, s, l); + } + function d3_rgb_lab(r, g, b) { + r = d3_rgb_xyz(r); + g = d3_rgb_xyz(g); + b = d3_rgb_xyz(b); + var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z); + return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z)); + } + function d3_rgb_xyz(r) { + return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4); + } + function d3_rgb_parseNumber(c) { + var f = parseFloat(c); + return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f; + } + var d3_rgb_names = d3.map({ + aliceblue: 15792383, + antiquewhite: 16444375, + aqua: 65535, + aquamarine: 8388564, + azure: 15794175, + beige: 16119260, + bisque: 16770244, + black: 0, + blanchedalmond: 16772045, + blue: 255, + blueviolet: 9055202, + brown: 10824234, + burlywood: 14596231, + cadetblue: 6266528, + chartreuse: 8388352, + chocolate: 13789470, + coral: 16744272, + cornflowerblue: 6591981, + cornsilk: 16775388, + crimson: 14423100, + cyan: 65535, + darkblue: 139, + darkcyan: 35723, + darkgoldenrod: 12092939, + darkgray: 11119017, + darkgreen: 25600, + darkgrey: 11119017, + darkkhaki: 12433259, + darkmagenta: 9109643, + darkolivegreen: 5597999, + darkorange: 16747520, + darkorchid: 10040012, + darkred: 9109504, + darksalmon: 15308410, + darkseagreen: 9419919, + darkslateblue: 4734347, + darkslategray: 3100495, + darkslategrey: 3100495, + darkturquoise: 52945, + darkviolet: 9699539, + deeppink: 16716947, + deepskyblue: 49151, + dimgray: 6908265, + dimgrey: 6908265, + dodgerblue: 2003199, + firebrick: 11674146, + floralwhite: 16775920, + forestgreen: 2263842, + fuchsia: 16711935, + gainsboro: 14474460, + ghostwhite: 16316671, + gold: 16766720, + goldenrod: 14329120, + gray: 8421504, + green: 32768, + greenyellow: 11403055, + grey: 8421504, + honeydew: 15794160, + hotpink: 16738740, + indianred: 13458524, + indigo: 4915330, + ivory: 16777200, + khaki: 15787660, + lavender: 15132410, + lavenderblush: 16773365, + lawngreen: 8190976, + lemonchiffon: 16775885, + lightblue: 11393254, + lightcoral: 15761536, + lightcyan: 14745599, + lightgoldenrodyellow: 16448210, + lightgray: 13882323, + lightgreen: 9498256, + lightgrey: 13882323, + lightpink: 16758465, + lightsalmon: 16752762, + lightseagreen: 2142890, + lightskyblue: 8900346, + lightslategray: 7833753, + lightslategrey: 7833753, + lightsteelblue: 11584734, + lightyellow: 16777184, + lime: 65280, + limegreen: 3329330, + linen: 16445670, + magenta: 16711935, + maroon: 8388608, + mediumaquamarine: 6737322, + mediumblue: 205, + mediumorchid: 12211667, + mediumpurple: 9662683, + mediumseagreen: 3978097, + mediumslateblue: 8087790, + mediumspringgreen: 64154, + mediumturquoise: 4772300, + mediumvioletred: 13047173, + midnightblue: 1644912, + mintcream: 16121850, + mistyrose: 16770273, + moccasin: 16770229, + navajowhite: 16768685, + navy: 128, + oldlace: 16643558, + olive: 8421376, + olivedrab: 7048739, + orange: 16753920, + orangered: 16729344, + orchid: 14315734, + palegoldenrod: 15657130, + palegreen: 10025880, + paleturquoise: 11529966, + palevioletred: 14381203, + papayawhip: 16773077, + peachpuff: 16767673, + peru: 13468991, + pink: 16761035, + plum: 14524637, + powderblue: 11591910, + purple: 8388736, + red: 16711680, + rosybrown: 12357519, + royalblue: 4286945, + saddlebrown: 9127187, + salmon: 16416882, + sandybrown: 16032864, + seagreen: 3050327, + seashell: 16774638, + sienna: 10506797, + silver: 12632256, + skyblue: 8900331, + slateblue: 6970061, + slategray: 7372944, + slategrey: 7372944, + snow: 16775930, + springgreen: 65407, + steelblue: 4620980, + tan: 13808780, + teal: 32896, + thistle: 14204888, + tomato: 16737095, + turquoise: 4251856, + violet: 15631086, + wheat: 16113331, + white: 16777215, + whitesmoke: 16119285, + yellow: 16776960, + yellowgreen: 10145074 + }); + d3_rgb_names.forEach(function(key, value) { + d3_rgb_names.set(key, d3_rgbNumber(value)); + }); + function d3_functor(v) { + return typeof v === "function" ? v : function() { + return v; + }; + } + d3.functor = d3_functor; + function d3_identity(d) { + return d; + } + d3.xhr = d3_xhrType(d3_identity); + function d3_xhrType(response) { + return function(url, mimeType, callback) { + if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, + mimeType = null; + return d3_xhr(url, mimeType, response, callback); + }; + } + function d3_xhr(url, mimeType, response, callback) { + var xhr = {}, dispatch = d3.dispatch("beforesend", "progress", "load", "error"), headers = {}, request = new XMLHttpRequest(), responseType = null; + if (d3_window.XDomainRequest && !("withCredentials" in request) && /^(http(s)?:)?\/\//.test(url)) request = new XDomainRequest(); + "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() { + request.readyState > 3 && respond(); + }; + function respond() { + var status = request.status, result; + if (!status && request.responseText || status >= 200 && status < 300 || status === 304) { + try { + result = response.call(xhr, request); + } catch (e) { + dispatch.error.call(xhr, e); + return; + } + dispatch.load.call(xhr, result); + } else { + dispatch.error.call(xhr, request); + } + } + request.onprogress = function(event) { + var o = d3.event; + d3.event = event; + try { + dispatch.progress.call(xhr, request); + } finally { + d3.event = o; + } + }; + xhr.header = function(name, value) { + name = (name + "").toLowerCase(); + if (arguments.length < 2) return headers[name]; + if (value == null) delete headers[name]; else headers[name] = value + ""; + return xhr; + }; + xhr.mimeType = function(value) { + if (!arguments.length) return mimeType; + mimeType = value == null ? null : value + ""; + return xhr; + }; + xhr.responseType = function(value) { + if (!arguments.length) return responseType; + responseType = value; + return xhr; + }; + xhr.response = function(value) { + response = value; + return xhr; + }; + [ "get", "post" ].forEach(function(method) { + xhr[method] = function() { + return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments))); + }; + }); + xhr.send = function(method, data, callback) { + if (arguments.length === 2 && typeof data === "function") callback = data, data = null; + request.open(method, url, true); + if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*"; + if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]); + if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType); + if (responseType != null) request.responseType = responseType; + if (callback != null) xhr.on("error", callback).on("load", function(request) { + callback(null, request); + }); + dispatch.beforesend.call(xhr, request); + request.send(data == null ? null : data); + return xhr; + }; + xhr.abort = function() { + request.abort(); + return xhr; + }; + d3.rebind(xhr, dispatch, "on"); + return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback)); + } + function d3_xhr_fixCallback(callback) { + return callback.length === 1 ? function(error, request) { + callback(error == null ? request : null); + } : callback; + } + d3.dsv = function(delimiter, mimeType) { + var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0); + function dsv(url, row, callback) { + if (arguments.length < 3) callback = row, row = null; + var xhr = d3.xhr(url, mimeType, callback); + xhr.row = function(_) { + return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row; + }; + return xhr.row(row); + } + function response(request) { + return dsv.parse(request.responseText); + } + function typedResponse(f) { + return function(request) { + return dsv.parse(request.responseText, f); + }; + } + dsv.parse = function(text, f) { + var o; + return dsv.parseRows(text, function(row, i) { + if (o) return o(row, i - 1); + var a = new Function("d", "return {" + row.map(function(name, i) { + return JSON.stringify(name) + ": d[" + i + "]"; + }).join(",") + "}"); + o = f ? function(row, i) { + return f(a(row), i); + } : a; + }); + }; + dsv.parseRows = function(text, f) { + var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol; + function token() { + if (I >= N) return EOF; + if (eol) return eol = false, EOL; + var j = I; + if (text.charCodeAt(j) === 34) { + var i = j; + while (i++ < N) { + if (text.charCodeAt(i) === 34) { + if (text.charCodeAt(i + 1) !== 34) break; + ++i; + } + } + I = i + 2; + var c = text.charCodeAt(i + 1); + if (c === 13) { + eol = true; + if (text.charCodeAt(i + 2) === 10) ++I; + } else if (c === 10) { + eol = true; + } + return text.substring(j + 1, i).replace(/""/g, '"'); + } + while (I < N) { + var c = text.charCodeAt(I++), k = 1; + if (c === 10) eol = true; else if (c === 13) { + eol = true; + if (text.charCodeAt(I) === 10) ++I, ++k; + } else if (c !== delimiterCode) continue; + return text.substring(j, I - k); + } + return text.substring(j); + } + while ((t = token()) !== EOF) { + var a = []; + while (t !== EOL && t !== EOF) { + a.push(t); + t = token(); + } + if (f && !(a = f(a, n++))) continue; + rows.push(a); + } + return rows; + }; + dsv.format = function(rows) { + if (Array.isArray(rows[0])) return dsv.formatRows(rows); + var fieldSet = new d3_Set(), fields = []; + rows.forEach(function(row) { + for (var field in row) { + if (!fieldSet.has(field)) { + fields.push(fieldSet.add(field)); + } + } + }); + return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) { + return fields.map(function(field) { + return formatValue(row[field]); + }).join(delimiter); + })).join("\n"); + }; + dsv.formatRows = function(rows) { + return rows.map(formatRow).join("\n"); + }; + function formatRow(row) { + return row.map(formatValue).join(delimiter); + } + function formatValue(text) { + return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text; + } + return dsv; + }; + d3.csv = d3.dsv(",", "text/csv"); + d3.tsv = d3.dsv(" ", "text/tab-separated-values"); + var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = d3_window[d3_vendorSymbol(d3_window, "requestAnimationFrame")] || function(callback) { + setTimeout(callback, 17); + }; + d3.timer = function(callback, delay, then) { + var n = arguments.length; + if (n < 2) delay = 0; + if (n < 3) then = Date.now(); + var time = then + delay, timer = { + callback: callback, + time: time, + next: null + }; + if (d3_timer_queueTail) d3_timer_queueTail.next = timer; else d3_timer_queueHead = timer; + d3_timer_queueTail = timer; + if (!d3_timer_interval) { + d3_timer_timeout = clearTimeout(d3_timer_timeout); + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } + }; + function d3_timer_step() { + var now = d3_timer_mark(), delay = d3_timer_sweep() - now; + if (delay > 24) { + if (isFinite(delay)) { + clearTimeout(d3_timer_timeout); + d3_timer_timeout = setTimeout(d3_timer_step, delay); + } + d3_timer_interval = 0; + } else { + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } + } + d3.timer.flush = function() { + d3_timer_mark(); + d3_timer_sweep(); + }; + function d3_timer_replace(callback, delay, then) { + var n = arguments.length; + if (n < 2) delay = 0; + if (n < 3) then = Date.now(); + d3_timer_active.callback = callback; + d3_timer_active.time = then + delay; + } + function d3_timer_mark() { + var now = Date.now(); + d3_timer_active = d3_timer_queueHead; + while (d3_timer_active) { + if (now >= d3_timer_active.time) d3_timer_active.flush = d3_timer_active.callback(now - d3_timer_active.time); + d3_timer_active = d3_timer_active.next; + } + return now; + } + function d3_timer_sweep() { + var t0, t1 = d3_timer_queueHead, time = Infinity; + while (t1) { + if (t1.flush) { + t1 = t0 ? t0.next = t1.next : d3_timer_queueHead = t1.next; + } else { + if (t1.time < time) time = t1.time; + t1 = (t0 = t1).next; + } + } + d3_timer_queueTail = t0; + return time; + } + var d3_format_decimalPoint = ".", d3_format_thousandsSeparator = ",", d3_format_grouping = [ 3, 3 ], d3_format_currencySymbol = "$"; + var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix); + d3.formatPrefix = function(value, precision) { + var i = 0; + if (value) { + if (value < 0) value *= -1; + if (precision) value = d3.round(value, d3_format_precision(value, precision)); + i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10); + i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3)); + } + return d3_formatPrefixes[8 + i / 3]; + }; + function d3_formatPrefix(d, i) { + var k = Math.pow(10, Math.abs(8 - i) * 3); + return { + scale: i > 8 ? function(d) { + return d / k; + } : function(d) { + return d * k; + }, + symbol: d + }; + } + d3.round = function(x, n) { + return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x); + }; + d3.format = function(specifier) { + var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, suffix = "", integer = false; + if (precision) precision = +precision.substring(1); + if (zfill || fill === "0" && align === "=") { + zfill = fill = "0"; + align = "="; + if (comma) width -= Math.floor((width - 1) / 4); + } + switch (type) { + case "n": + comma = true; + type = "g"; + break; + + case "%": + scale = 100; + suffix = "%"; + type = "f"; + break; + + case "p": + scale = 100; + suffix = "%"; + type = "r"; + break; + + case "b": + case "o": + case "x": + case "X": + if (symbol === "#") symbol = "0" + type.toLowerCase(); + + case "c": + case "d": + integer = true; + precision = 0; + break; + + case "s": + scale = -1; + type = "r"; + break; + } + if (symbol === "#") symbol = ""; else if (symbol === "$") symbol = d3_format_currencySymbol; + if (type == "r" && !precision) type = "g"; + if (precision != null) { + if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision)); + } + type = d3_format_types.get(type) || d3_format_typeDefault; + var zcomma = zfill && comma; + return function(value) { + if (integer && value % 1) return ""; + var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign; + if (scale < 0) { + var prefix = d3.formatPrefix(value, precision); + value = prefix.scale(value); + suffix = prefix.symbol; + } else { + value *= scale; + } + value = type(value, precision); + var i = value.lastIndexOf("."), before = i < 0 ? value : value.substring(0, i), after = i < 0 ? "" : d3_format_decimalPoint + value.substring(i + 1); + if (!zfill && comma) before = d3_format_group(before); + var length = symbol.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : ""; + if (zcomma) before = d3_format_group(padding + before); + negative += symbol; + value = before + after; + return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + suffix; + }; + }; + var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i; + var d3_format_types = d3.map({ + b: function(x) { + return x.toString(2); + }, + c: function(x) { + return String.fromCharCode(x); + }, + o: function(x) { + return x.toString(8); + }, + x: function(x) { + return x.toString(16); + }, + X: function(x) { + return x.toString(16).toUpperCase(); + }, + g: function(x, p) { + return x.toPrecision(p); + }, + e: function(x, p) { + return x.toExponential(p); + }, + f: function(x, p) { + return x.toFixed(p); + }, + r: function(x, p) { + return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p)))); + } + }); + function d3_format_precision(x, p) { + return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1); + } + function d3_format_typeDefault(x) { + return x + ""; + } + var d3_format_group = d3_identity; + if (d3_format_grouping) { + var d3_format_groupingLength = d3_format_grouping.length; + d3_format_group = function(value) { + var i = value.length, t = [], j = 0, g = d3_format_grouping[0]; + while (i > 0 && g > 0) { + t.push(value.substring(i -= g, i + g)); + g = d3_format_grouping[j = (j + 1) % d3_format_groupingLength]; + } + return t.reverse().join(d3_format_thousandsSeparator); + }; + } + d3.geo = {}; + function d3_adder() {} + d3_adder.prototype = { + s: 0, + t: 0, + add: function(y) { + d3_adderSum(y, this.t, d3_adderTemp); + d3_adderSum(d3_adderTemp.s, this.s, this); + if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t; + }, + reset: function() { + this.s = this.t = 0; + }, + valueOf: function() { + return this.s; + } + }; + var d3_adderTemp = new d3_adder(); + function d3_adderSum(a, b, o) { + var x = o.s = a + b, bv = x - a, av = x - bv; + o.t = a - av + (b - bv); + } + d3.geo.stream = function(object, listener) { + if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) { + d3_geo_streamObjectType[object.type](object, listener); + } else { + d3_geo_streamGeometry(object, listener); + } + }; + function d3_geo_streamGeometry(geometry, listener) { + if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) { + d3_geo_streamGeometryType[geometry.type](geometry, listener); + } + } + var d3_geo_streamObjectType = { + Feature: function(feature, listener) { + d3_geo_streamGeometry(feature.geometry, listener); + }, + FeatureCollection: function(object, listener) { + var features = object.features, i = -1, n = features.length; + while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener); + } + }; + var d3_geo_streamGeometryType = { + Sphere: function(object, listener) { + listener.sphere(); + }, + Point: function(object, listener) { + object = object.coordinates; + listener.point(object[0], object[1], object[2]); + }, + MultiPoint: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]); + }, + LineString: function(object, listener) { + d3_geo_streamLine(object.coordinates, listener, 0); + }, + MultiLineString: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0); + }, + Polygon: function(object, listener) { + d3_geo_streamPolygon(object.coordinates, listener); + }, + MultiPolygon: function(object, listener) { + var coordinates = object.coordinates, i = -1, n = coordinates.length; + while (++i < n) d3_geo_streamPolygon(coordinates[i], listener); + }, + GeometryCollection: function(object, listener) { + var geometries = object.geometries, i = -1, n = geometries.length; + while (++i < n) d3_geo_streamGeometry(geometries[i], listener); + } + }; + function d3_geo_streamLine(coordinates, listener, closed) { + var i = -1, n = coordinates.length - closed, coordinate; + listener.lineStart(); + while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]); + listener.lineEnd(); + } + function d3_geo_streamPolygon(coordinates, listener) { + var i = -1, n = coordinates.length; + listener.polygonStart(); + while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1); + listener.polygonEnd(); + } + d3.geo.area = function(object) { + d3_geo_areaSum = 0; + d3.geo.stream(object, d3_geo_area); + return d3_geo_areaSum; + }; + var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder(); + var d3_geo_area = { + sphere: function() { + d3_geo_areaSum += 4 * π; + }, + point: d3_noop, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: function() { + d3_geo_areaRingSum.reset(); + d3_geo_area.lineStart = d3_geo_areaRingStart; + }, + polygonEnd: function() { + var area = 2 * d3_geo_areaRingSum; + d3_geo_areaSum += area < 0 ? 4 * π + area : area; + d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop; + } + }; + function d3_geo_areaRingStart() { + var λ00, φ00, λ0, cosφ0, sinφ0; + d3_geo_area.point = function(λ, φ) { + d3_geo_area.point = nextPoint; + λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4), + sinφ0 = Math.sin(φ); + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + φ = φ * d3_radians / 2 + π / 4; + var dλ = λ - λ0, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(dλ), v = k * Math.sin(dλ); + d3_geo_areaRingSum.add(Math.atan2(v, u)); + λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ; + } + d3_geo_area.lineEnd = function() { + nextPoint(λ00, φ00); + }; + } + function d3_geo_cartesian(spherical) { + var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ); + return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ]; + } + function d3_geo_cartesianDot(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2]; + } + function d3_geo_cartesianCross(a, b) { + return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ]; + } + function d3_geo_cartesianAdd(a, b) { + a[0] += b[0]; + a[1] += b[1]; + a[2] += b[2]; + } + function d3_geo_cartesianScale(vector, k) { + return [ vector[0] * k, vector[1] * k, vector[2] * k ]; + } + function d3_geo_cartesianNormalize(d) { + var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]); + d[0] /= l; + d[1] /= l; + d[2] /= l; + } + function d3_geo_spherical(cartesian) { + return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ]; + } + function d3_geo_sphericalEqual(a, b) { + return Math.abs(a[0] - b[0]) < ε && Math.abs(a[1] - b[1]) < ε; + } + d3.geo.bounds = function() { + var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range; + var bound = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + bound.point = ringPoint; + bound.lineStart = ringStart; + bound.lineEnd = ringEnd; + dλSum = 0; + d3_geo_area.polygonStart(); + }, + polygonEnd: function() { + d3_geo_area.polygonEnd(); + bound.point = point; + bound.lineStart = lineStart; + bound.lineEnd = lineEnd; + if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90; + range[0] = λ0, range[1] = λ1; + } + }; + function point(λ, φ) { + ranges.push(range = [ λ0 = λ, λ1 = λ ]); + if (φ < φ0) φ0 = φ; + if (φ > φ1) φ1 = φ; + } + function linePoint(λ, φ) { + var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]); + if (p0) { + var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal); + d3_geo_cartesianNormalize(inflection); + inflection = d3_geo_spherical(inflection); + var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = Math.abs(dλ) > 180; + if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) { + var φi = inflection[1] * d3_degrees; + if (φi > φ1) φ1 = φi; + } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) { + var φi = -inflection[1] * d3_degrees; + if (φi < φ0) φ0 = φi; + } else { + if (φ < φ0) φ0 = φ; + if (φ > φ1) φ1 = φ; + } + if (antimeridian) { + if (λ < λ_) { + if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ; + } else { + if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ; + } + } else { + if (λ1 >= λ0) { + if (λ < λ0) λ0 = λ; + if (λ > λ1) λ1 = λ; + } else { + if (λ > λ_) { + if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ; + } else { + if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ; + } + } + } + } else { + point(λ, φ); + } + p0 = p, λ_ = λ; + } + function lineStart() { + bound.point = linePoint; + } + function lineEnd() { + range[0] = λ0, range[1] = λ1; + bound.point = point; + p0 = null; + } + function ringPoint(λ, φ) { + if (p0) { + var dλ = λ - λ_; + dλSum += Math.abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ; + } else λ__ = λ, φ__ = φ; + d3_geo_area.point(λ, φ); + linePoint(λ, φ); + } + function ringStart() { + d3_geo_area.lineStart(); + } + function ringEnd() { + ringPoint(λ__, φ__); + d3_geo_area.lineEnd(); + if (Math.abs(dλSum) > ε) λ0 = -(λ1 = 180); + range[0] = λ0, range[1] = λ1; + p0 = null; + } + function angle(λ0, λ1) { + return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1; + } + function compareRanges(a, b) { + return a[0] - b[0]; + } + function withinRange(x, range) { + return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x; + } + return function(feature) { + φ1 = λ1 = -(λ0 = φ0 = Infinity); + ranges = []; + d3.geo.stream(feature, bound); + var n = ranges.length; + if (n) { + ranges.sort(compareRanges); + for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) { + b = ranges[i]; + if (withinRange(b[0], a) || withinRange(b[1], a)) { + if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1]; + if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0]; + } else { + merged.push(a = b); + } + } + var best = -Infinity, dλ; + for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) { + b = merged[i]; + if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1]; + } + } + ranges = range = null; + return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ]; + }; + }(); + d3.geo.centroid = function(object) { + d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0; + d3.geo.stream(object, d3_geo_centroid); + var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z; + if (m < ε2) { + x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1; + if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0; + m = x * x + y * y + z * z; + if (m < ε2) return [ NaN, NaN ]; + } + return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ]; + }; + var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2; + var d3_geo_centroid = { + sphere: d3_noop, + point: d3_geo_centroidPoint, + lineStart: d3_geo_centroidLineStart, + lineEnd: d3_geo_centroidLineEnd, + polygonStart: function() { + d3_geo_centroid.lineStart = d3_geo_centroidRingStart; + }, + polygonEnd: function() { + d3_geo_centroid.lineStart = d3_geo_centroidLineStart; + } + }; + function d3_geo_centroidPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ)); + } + function d3_geo_centroidPointXYZ(x, y, z) { + ++d3_geo_centroidW0; + d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0; + d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0; + d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0; + } + function d3_geo_centroidLineStart() { + var x0, y0, z0; + d3_geo_centroid.point = function(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + x0 = cosφ * Math.cos(λ); + y0 = cosφ * Math.sin(λ); + z0 = Math.sin(φ); + d3_geo_centroid.point = nextPoint; + d3_geo_centroidPointXYZ(x0, y0, z0); + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z); + d3_geo_centroidW1 += w; + d3_geo_centroidX1 += w * (x0 + (x0 = x)); + d3_geo_centroidY1 += w * (y0 + (y0 = y)); + d3_geo_centroidZ1 += w * (z0 + (z0 = z)); + d3_geo_centroidPointXYZ(x0, y0, z0); + } + } + function d3_geo_centroidLineEnd() { + d3_geo_centroid.point = d3_geo_centroidPoint; + } + function d3_geo_centroidRingStart() { + var λ00, φ00, x0, y0, z0; + d3_geo_centroid.point = function(λ, φ) { + λ00 = λ, φ00 = φ; + d3_geo_centroid.point = nextPoint; + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians); + x0 = cosφ * Math.cos(λ); + y0 = cosφ * Math.sin(λ); + z0 = Math.sin(φ); + d3_geo_centroidPointXYZ(x0, y0, z0); + }; + d3_geo_centroid.lineEnd = function() { + nextPoint(λ00, φ00); + d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd; + d3_geo_centroid.point = d3_geo_centroidPoint; + }; + function nextPoint(λ, φ) { + λ *= d3_radians; + var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u); + d3_geo_centroidX2 += v * cx; + d3_geo_centroidY2 += v * cy; + d3_geo_centroidZ2 += v * cz; + d3_geo_centroidW1 += w; + d3_geo_centroidX1 += w * (x0 + (x0 = x)); + d3_geo_centroidY1 += w * (y0 + (y0 = y)); + d3_geo_centroidZ1 += w * (z0 + (z0 = z)); + d3_geo_centroidPointXYZ(x0, y0, z0); + } + } + function d3_true() { + return true; + } + function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) { + var subject = [], clip = []; + segments.forEach(function(segment) { + if ((n = segment.length - 1) <= 0) return; + var n, p0 = segment[0], p1 = segment[n]; + if (d3_geo_sphericalEqual(p0, p1)) { + listener.lineStart(); + for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]); + listener.lineEnd(); + return; + } + var a = { + point: p0, + points: segment, + other: null, + visited: false, + entry: true, + subject: true + }, b = { + point: p0, + points: [ p0 ], + other: a, + visited: false, + entry: false, + subject: false + }; + a.other = b; + subject.push(a); + clip.push(b); + a = { + point: p1, + points: [ p1 ], + other: null, + visited: false, + entry: false, + subject: true + }; + b = { + point: p1, + points: [ p1 ], + other: a, + visited: false, + entry: true, + subject: false + }; + a.other = b; + subject.push(a); + clip.push(b); + }); + clip.sort(compare); + d3_geo_clipPolygonLinkCircular(subject); + d3_geo_clipPolygonLinkCircular(clip); + if (!subject.length) return; + for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) { + clip[i].entry = entry = !entry; + } + var start = subject[0], current, points, point; + while (1) { + current = start; + while (current.visited) if ((current = current.next) === start) return; + points = current.points; + listener.lineStart(); + do { + current.visited = current.other.visited = true; + if (current.entry) { + if (current.subject) { + for (var i = 0; i < points.length; i++) listener.point((point = points[i])[0], point[1]); + } else { + interpolate(current.point, current.next.point, 1, listener); + } + current = current.next; + } else { + if (current.subject) { + points = current.prev.points; + for (var i = points.length; --i >= 0; ) listener.point((point = points[i])[0], point[1]); + } else { + interpolate(current.point, current.prev.point, -1, listener); + } + current = current.prev; + } + current = current.other; + points = current.points; + } while (!current.visited); + listener.lineEnd(); + } + } + function d3_geo_clipPolygonLinkCircular(array) { + if (!(n = array.length)) return; + var n, i = 0, a = array[0], b; + while (++i < n) { + a.next = b = array[i]; + b.prev = a; + a = b; + } + a.next = b = array[0]; + b.prev = a; + } + function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) { + return function(rotate, listener) { + var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]); + var clip = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + clip.point = pointRing; + clip.lineStart = ringStart; + clip.lineEnd = ringEnd; + segments = []; + polygon = []; + listener.polygonStart(); + }, + polygonEnd: function() { + clip.point = point; + clip.lineStart = lineStart; + clip.lineEnd = lineEnd; + segments = d3.merge(segments); + var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon); + if (segments.length) { + d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener); + } else if (clipStartInside) { + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + } + listener.polygonEnd(); + segments = polygon = null; + }, + sphere: function() { + listener.polygonStart(); + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + listener.polygonEnd(); + } + }; + function point(λ, φ) { + var point = rotate(λ, φ); + if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ); + } + function pointLine(λ, φ) { + var point = rotate(λ, φ); + line.point(point[0], point[1]); + } + function lineStart() { + clip.point = pointLine; + line.lineStart(); + } + function lineEnd() { + clip.point = point; + line.lineEnd(); + } + var segments; + var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygon, ring; + function pointRing(λ, φ) { + ring.push([ λ, φ ]); + var point = rotate(λ, φ); + ringListener.point(point[0], point[1]); + } + function ringStart() { + ringListener.lineStart(); + ring = []; + } + function ringEnd() { + pointRing(ring[0][0], ring[0][1]); + ringListener.lineEnd(); + var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length; + ring.pop(); + polygon.push(ring); + ring = null; + if (!n) return; + if (clean & 1) { + segment = ringSegments[0]; + var n = segment.length - 1, i = -1, point; + listener.lineStart(); + while (++i < n) listener.point((point = segment[i])[0], point[1]); + listener.lineEnd(); + return; + } + if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift())); + segments.push(ringSegments.filter(d3_geo_clipSegmentLength1)); + } + return clip; + }; + } + function d3_geo_clipSegmentLength1(segment) { + return segment.length > 1; + } + function d3_geo_clipBufferListener() { + var lines = [], line; + return { + lineStart: function() { + lines.push(line = []); + }, + point: function(λ, φ) { + line.push([ λ, φ ]); + }, + lineEnd: d3_noop, + buffer: function() { + var buffer = lines; + lines = []; + line = null; + return buffer; + }, + rejoin: function() { + if (lines.length > 1) lines.push(lines.pop().concat(lines.shift())); + } + }; + } + function d3_geo_clipSort(a, b) { + return ((a = a.point)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.point)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]); + } + function d3_geo_pointInPolygon(point, polygon) { + var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0; + d3_geo_areaRingSum.reset(); + for (var i = 0, n = polygon.length; i < n; ++i) { + var ring = polygon[i], m = ring.length; + if (!m) continue; + var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1; + while (true) { + if (j === m) j = 0; + point = ring[j]; + var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, antimeridian = Math.abs(dλ) > π, k = sinφ0 * sinφ; + d3_geo_areaRingSum.add(Math.atan2(k * Math.sin(dλ), cosφ0 * cosφ + k * Math.cos(dλ))); + polarAngle += antimeridian ? dλ + (dλ >= 0 ? 2 : -2) * π : dλ; + if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) { + var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point)); + d3_geo_cartesianNormalize(arc); + var intersection = d3_geo_cartesianCross(meridianNormal, arc); + d3_geo_cartesianNormalize(intersection); + var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]); + if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) { + winding += antimeridian ^ dλ >= 0 ? 1 : -1; + } + } + if (!j++) break; + λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point; + } + } + return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1; + } + var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]); + function d3_geo_clipAntimeridianLine(listener) { + var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean; + return { + lineStart: function() { + listener.lineStart(); + clean = 1; + }, + point: function(λ1, φ1) { + var sλ1 = λ1 > 0 ? π : -π, dλ = Math.abs(λ1 - λ0); + if (Math.abs(dλ - π) < ε) { + listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ); + listener.point(sλ0, φ0); + listener.lineEnd(); + listener.lineStart(); + listener.point(sλ1, φ0); + listener.point(λ1, φ0); + clean = 0; + } else if (sλ0 !== sλ1 && dλ >= π) { + if (Math.abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε; + if (Math.abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε; + φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1); + listener.point(sλ0, φ0); + listener.lineEnd(); + listener.lineStart(); + listener.point(sλ1, φ0); + clean = 0; + } + listener.point(λ0 = λ1, φ0 = φ1); + sλ0 = sλ1; + }, + lineEnd: function() { + listener.lineEnd(); + λ0 = φ0 = NaN; + }, + clean: function() { + return 2 - clean; + } + }; + } + function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) { + var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1); + return Math.abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2; + } + function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) { + var φ; + if (from == null) { + φ = direction * halfπ; + listener.point(-π, φ); + listener.point(0, φ); + listener.point(π, φ); + listener.point(π, 0); + listener.point(π, -φ); + listener.point(0, -φ); + listener.point(-π, -φ); + listener.point(-π, 0); + listener.point(-π, φ); + } else if (Math.abs(from[0] - to[0]) > ε) { + var s = (from[0] < to[0] ? 1 : -1) * π; + φ = direction * s / 2; + listener.point(-s, φ); + listener.point(0, φ); + listener.point(s, φ); + } else { + listener.point(to[0], to[1]); + } + } + function d3_geo_clipCircle(radius) { + var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = Math.abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians); + return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]); + function visible(λ, φ) { + return Math.cos(λ) * Math.cos(φ) > cr; + } + function clipLine(listener) { + var point0, c0, v0, v00, clean; + return { + lineStart: function() { + v00 = v0 = false; + clean = 1; + }, + point: function(λ, φ) { + var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0; + if (!point0 && (v00 = v0 = v)) listener.lineStart(); + if (v !== v0) { + point2 = intersect(point0, point1); + if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) { + point1[0] += ε; + point1[1] += ε; + v = visible(point1[0], point1[1]); + } + } + if (v !== v0) { + clean = 0; + if (v) { + listener.lineStart(); + point2 = intersect(point1, point0); + listener.point(point2[0], point2[1]); + } else { + point2 = intersect(point0, point1); + listener.point(point2[0], point2[1]); + listener.lineEnd(); + } + point0 = point2; + } else if (notHemisphere && point0 && smallRadius ^ v) { + var t; + if (!(c & c0) && (t = intersect(point1, point0, true))) { + clean = 0; + if (smallRadius) { + listener.lineStart(); + listener.point(t[0][0], t[0][1]); + listener.point(t[1][0], t[1][1]); + listener.lineEnd(); + } else { + listener.point(t[1][0], t[1][1]); + listener.lineEnd(); + listener.lineStart(); + listener.point(t[0][0], t[0][1]); + } + } + } + if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) { + listener.point(point1[0], point1[1]); + } + point0 = point1, v0 = v, c0 = c; + }, + lineEnd: function() { + if (v0) listener.lineEnd(); + point0 = null; + }, + clean: function() { + return clean | (v00 && v0) << 1; + } + }; + } + function intersect(a, b, two) { + var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b); + var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2; + if (!determinant) return !two && a; + var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2); + d3_geo_cartesianAdd(A, B); + var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1); + if (t2 < 0) return; + var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu); + d3_geo_cartesianAdd(q, A); + q = d3_geo_spherical(q); + if (!two) return q; + var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z; + if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z; + var δλ = λ1 - λ0, polar = Math.abs(δλ - π) < ε, meridian = polar || δλ < ε; + if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z; + if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (Math.abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) { + var q1 = d3_geo_cartesianScale(u, (-w + t) / uu); + d3_geo_cartesianAdd(q1, A); + return [ q, d3_geo_spherical(q1) ]; + } + } + function code(λ, φ) { + var r = smallRadius ? radius : π - radius, code = 0; + if (λ < -r) code |= 1; else if (λ > r) code |= 2; + if (φ < -r) code |= 4; else if (φ > r) code |= 8; + return code; + } + } + var d3_geo_clipExtentMAX = 1e9; + d3.geo.clipExtent = function() { + var x0, y0, x1, y1, stream, clip, clipExtent = { + stream: function(output) { + if (stream) stream.valid = false; + stream = clip(output); + stream.valid = true; + return stream; + }, + extent: function(_) { + if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ]; + clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]); + if (stream) stream.valid = false, stream = null; + return clipExtent; + } + }; + return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]); + }; + function d3_geo_clipExtent(x0, y0, x1, y1) { + return function(listener) { + var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), segments, polygon, ring; + var clip = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + listener = bufferListener; + segments = []; + polygon = []; + clean = true; + }, + polygonEnd: function() { + listener = listener_; + segments = d3.merge(segments); + var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length; + if (inside || visible) { + listener.polygonStart(); + if (inside) { + listener.lineStart(); + interpolate(null, null, 1, listener); + listener.lineEnd(); + } + if (visible) { + d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener); + } + listener.polygonEnd(); + } + segments = polygon = ring = null; + } + }; + function insidePolygon(p) { + var wn = 0, n = polygon.length, y = p[1]; + for (var i = 0; i < n; ++i) { + for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) { + b = v[j]; + if (a[1] <= y) { + if (b[1] > y && isLeft(a, b, p) > 0) ++wn; + } else { + if (b[1] <= y && isLeft(a, b, p) < 0) --wn; + } + a = b; + } + } + return wn !== 0; + } + function isLeft(a, b, c) { + return (b[0] - a[0]) * (c[1] - a[1]) - (c[0] - a[0]) * (b[1] - a[1]); + } + function interpolate(from, to, direction, listener) { + var a = 0, a1 = 0; + if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) { + do { + listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0); + } while ((a = (a + direction + 4) % 4) !== a1); + } else { + listener.point(to[0], to[1]); + } + } + function pointVisible(x, y) { + return x0 <= x && x <= x1 && y0 <= y && y <= y1; + } + function point(x, y) { + if (pointVisible(x, y)) listener.point(x, y); + } + var x__, y__, v__, x_, y_, v_, first, clean; + function lineStart() { + clip.point = linePoint; + if (polygon) polygon.push(ring = []); + first = true; + v_ = false; + x_ = y_ = NaN; + } + function lineEnd() { + if (segments) { + linePoint(x__, y__); + if (v__ && v_) bufferListener.rejoin(); + segments.push(bufferListener.buffer()); + } + clip.point = point; + if (v_) listener.lineEnd(); + } + function linePoint(x, y) { + x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x)); + y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y)); + var v = pointVisible(x, y); + if (polygon) ring.push([ x, y ]); + if (first) { + x__ = x, y__ = y, v__ = v; + first = false; + if (v) { + listener.lineStart(); + listener.point(x, y); + } + } else { + if (v && v_) listener.point(x, y); else { + var a = [ x_, y_ ], b = [ x, y ]; + if (clipLine(a, b)) { + if (!v_) { + listener.lineStart(); + listener.point(a[0], a[1]); + } + listener.point(b[0], b[1]); + if (!v) listener.lineEnd(); + clean = false; + } else if (v) { + listener.lineStart(); + listener.point(x, y); + clean = false; + } + } + } + x_ = x, y_ = y, v_ = v; + } + return clip; + }; + function corner(p, direction) { + return Math.abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : Math.abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : Math.abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2; + } + function compare(a, b) { + return comparePoints(a.point, b.point); + } + function comparePoints(a, b) { + var ca = corner(a, 1), cb = corner(b, 1); + return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0]; + } + function clipLine(a, b) { + var dx = b[0] - a[0], dy = b[1] - a[1], t = [ 0, 1 ]; + if (Math.abs(dx) < ε && Math.abs(dy) < ε) return x0 <= a[0] && a[0] <= x1 && y0 <= a[1] && a[1] <= y1; + if (d3_geo_clipExtentT(x0 - a[0], dx, t) && d3_geo_clipExtentT(a[0] - x1, -dx, t) && d3_geo_clipExtentT(y0 - a[1], dy, t) && d3_geo_clipExtentT(a[1] - y1, -dy, t)) { + if (t[1] < 1) { + b[0] = a[0] + t[1] * dx; + b[1] = a[1] + t[1] * dy; + } + if (t[0] > 0) { + a[0] += t[0] * dx; + a[1] += t[0] * dy; + } + return true; + } + return false; + } + } + function d3_geo_clipExtentT(num, denominator, t) { + if (Math.abs(denominator) < ε) return num <= 0; + var u = num / denominator; + if (denominator > 0) { + if (u > t[1]) return false; + if (u > t[0]) t[0] = u; + } else { + if (u < t[0]) return false; + if (u < t[1]) t[1] = u; + } + return true; + } + function d3_geo_compose(a, b) { + function compose(x, y) { + return x = a(x, y), b(x[0], x[1]); + } + if (a.invert && b.invert) compose.invert = function(x, y) { + return x = b.invert(x, y), x && a.invert(x[0], x[1]); + }; + return compose; + } + function d3_geo_conic(projectAt) { + var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1); + p.parallels = function(_) { + if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ]; + return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180); + }; + return p; + } + function d3_geo_conicEqualArea(φ0, φ1) { + var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n; + function forward(λ, φ) { + var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n; + return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = ρ0 - y; + return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ]; + }; + return forward; + } + (d3.geo.conicEqualArea = function() { + return d3_geo_conic(d3_geo_conicEqualArea); + }).raw = d3_geo_conicEqualArea; + d3.geo.albers = function() { + return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070); + }; + d3.geo.albersUsa = function() { + var lower48 = d3.geo.albers(); + var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]); + var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]); + var point, pointStream = { + point: function(x, y) { + point = [ x, y ]; + } + }, lower48Point, alaskaPoint, hawaiiPoint; + function albersUsa(coordinates) { + var x = coordinates[0], y = coordinates[1]; + point = null; + (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y); + return point; + } + albersUsa.invert = function(coordinates) { + var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k; + return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates); + }; + albersUsa.stream = function(stream) { + var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream); + return { + point: function(x, y) { + lower48Stream.point(x, y); + alaskaStream.point(x, y); + hawaiiStream.point(x, y); + }, + sphere: function() { + lower48Stream.sphere(); + alaskaStream.sphere(); + hawaiiStream.sphere(); + }, + lineStart: function() { + lower48Stream.lineStart(); + alaskaStream.lineStart(); + hawaiiStream.lineStart(); + }, + lineEnd: function() { + lower48Stream.lineEnd(); + alaskaStream.lineEnd(); + hawaiiStream.lineEnd(); + }, + polygonStart: function() { + lower48Stream.polygonStart(); + alaskaStream.polygonStart(); + hawaiiStream.polygonStart(); + }, + polygonEnd: function() { + lower48Stream.polygonEnd(); + alaskaStream.polygonEnd(); + hawaiiStream.polygonEnd(); + } + }; + }; + albersUsa.precision = function(_) { + if (!arguments.length) return lower48.precision(); + lower48.precision(_); + alaska.precision(_); + hawaii.precision(_); + return albersUsa; + }; + albersUsa.scale = function(_) { + if (!arguments.length) return lower48.scale(); + lower48.scale(_); + alaska.scale(_ * .35); + hawaii.scale(_); + return albersUsa.translate(lower48.translate()); + }; + albersUsa.translate = function(_) { + if (!arguments.length) return lower48.translate(); + var k = lower48.scale(), x = +_[0], y = +_[1]; + lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point; + alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point; + hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point; + return albersUsa; + }; + return albersUsa.scale(1070); + }; + var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = { + point: d3_noop, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: function() { + d3_geo_pathAreaPolygon = 0; + d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart; + }, + polygonEnd: function() { + d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop; + d3_geo_pathAreaSum += Math.abs(d3_geo_pathAreaPolygon / 2); + } + }; + function d3_geo_pathAreaRingStart() { + var x00, y00, x0, y0; + d3_geo_pathArea.point = function(x, y) { + d3_geo_pathArea.point = nextPoint; + x00 = x0 = x, y00 = y0 = y; + }; + function nextPoint(x, y) { + d3_geo_pathAreaPolygon += y0 * x - x0 * y; + x0 = x, y0 = y; + } + d3_geo_pathArea.lineEnd = function() { + nextPoint(x00, y00); + }; + } + var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1; + var d3_geo_pathBounds = { + point: d3_geo_pathBoundsPoint, + lineStart: d3_noop, + lineEnd: d3_noop, + polygonStart: d3_noop, + polygonEnd: d3_noop + }; + function d3_geo_pathBoundsPoint(x, y) { + if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x; + if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x; + if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y; + if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y; + } + function d3_geo_pathBuffer() { + var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = []; + var stream = { + point: point, + lineStart: function() { + stream.point = pointLineStart; + }, + lineEnd: lineEnd, + polygonStart: function() { + stream.lineEnd = lineEndPolygon; + }, + polygonEnd: function() { + stream.lineEnd = lineEnd; + stream.point = point; + }, + pointRadius: function(_) { + pointCircle = d3_geo_pathBufferCircle(_); + return stream; + }, + result: function() { + if (buffer.length) { + var result = buffer.join(""); + buffer = []; + return result; + } + } + }; + function point(x, y) { + buffer.push("M", x, ",", y, pointCircle); + } + function pointLineStart(x, y) { + buffer.push("M", x, ",", y); + stream.point = pointLine; + } + function pointLine(x, y) { + buffer.push("L", x, ",", y); + } + function lineEnd() { + stream.point = point; + } + function lineEndPolygon() { + buffer.push("Z"); + } + return stream; + } + function d3_geo_pathBufferCircle(radius) { + return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z"; + } + var d3_geo_pathCentroid = { + point: d3_geo_pathCentroidPoint, + lineStart: d3_geo_pathCentroidLineStart, + lineEnd: d3_geo_pathCentroidLineEnd, + polygonStart: function() { + d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart; + }, + polygonEnd: function() { + d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint; + d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart; + d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd; + } + }; + function d3_geo_pathCentroidPoint(x, y) { + d3_geo_centroidX0 += x; + d3_geo_centroidY0 += y; + ++d3_geo_centroidZ0; + } + function d3_geo_pathCentroidLineStart() { + var x0, y0; + d3_geo_pathCentroid.point = function(x, y) { + d3_geo_pathCentroid.point = nextPoint; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + }; + function nextPoint(x, y) { + var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy); + d3_geo_centroidX1 += z * (x0 + x) / 2; + d3_geo_centroidY1 += z * (y0 + y) / 2; + d3_geo_centroidZ1 += z; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + } + } + function d3_geo_pathCentroidLineEnd() { + d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint; + } + function d3_geo_pathCentroidRingStart() { + var x00, y00, x0, y0; + d3_geo_pathCentroid.point = function(x, y) { + d3_geo_pathCentroid.point = nextPoint; + d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y); + }; + function nextPoint(x, y) { + var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy); + d3_geo_centroidX1 += z * (x0 + x) / 2; + d3_geo_centroidY1 += z * (y0 + y) / 2; + d3_geo_centroidZ1 += z; + z = y0 * x - x0 * y; + d3_geo_centroidX2 += z * (x0 + x); + d3_geo_centroidY2 += z * (y0 + y); + d3_geo_centroidZ2 += z * 3; + d3_geo_pathCentroidPoint(x0 = x, y0 = y); + } + d3_geo_pathCentroid.lineEnd = function() { + nextPoint(x00, y00); + }; + } + function d3_geo_pathContext(context) { + var pointRadius = 4.5; + var stream = { + point: point, + lineStart: function() { + stream.point = pointLineStart; + }, + lineEnd: lineEnd, + polygonStart: function() { + stream.lineEnd = lineEndPolygon; + }, + polygonEnd: function() { + stream.lineEnd = lineEnd; + stream.point = point; + }, + pointRadius: function(_) { + pointRadius = _; + return stream; + }, + result: d3_noop + }; + function point(x, y) { + context.moveTo(x, y); + context.arc(x, y, pointRadius, 0, τ); + } + function pointLineStart(x, y) { + context.moveTo(x, y); + stream.point = pointLine; + } + function pointLine(x, y) { + context.lineTo(x, y); + } + function lineEnd() { + stream.point = point; + } + function lineEndPolygon() { + context.closePath(); + } + return stream; + } + function d3_geo_resample(project) { + var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16; + function resample(stream) { + var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0; + var resample = { + point: point, + lineStart: lineStart, + lineEnd: lineEnd, + polygonStart: function() { + stream.polygonStart(); + resample.lineStart = ringStart; + }, + polygonEnd: function() { + stream.polygonEnd(); + resample.lineStart = lineStart; + } + }; + function point(x, y) { + x = project(x, y); + stream.point(x[0], x[1]); + } + function lineStart() { + x0 = NaN; + resample.point = linePoint; + stream.lineStart(); + } + function linePoint(λ, φ) { + var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ); + resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream); + stream.point(x0, y0); + } + function lineEnd() { + resample.point = point; + stream.lineEnd(); + } + function ringStart() { + lineStart(); + resample.point = ringPoint; + resample.lineEnd = ringEnd; + } + function ringPoint(λ, φ) { + linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0; + resample.point = linePoint; + } + function ringEnd() { + resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream); + resample.lineEnd = lineEnd; + lineEnd(); + } + return resample; + } + function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) { + var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy; + if (d2 > 4 * δ2 && depth--) { + var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = Math.abs(Math.abs(c) - 1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2; + if (dz * dz / d2 > δ2 || Math.abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) { + resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream); + stream.point(x2, y2); + resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream); + } + } + } + resample.precision = function(_) { + if (!arguments.length) return Math.sqrt(δ2); + maxDepth = (δ2 = _ * _) > 0 && 16; + return resample; + }; + return resample; + } + d3.geo.transform = function(methods) { + return { + stream: function(stream) { + var transform = new d3_geo_transform(stream); + for (var k in methods) transform[k] = methods[k]; + return transform; + } + }; + }; + function d3_geo_transform(stream) { + this.stream = stream; + } + d3_geo_transform.prototype = { + point: function(x, y) { + this.stream.point(x, y); + }, + sphere: function() { + this.stream.sphere(); + }, + lineStart: function() { + this.stream.lineStart(); + }, + lineEnd: function() { + this.stream.lineEnd(); + }, + polygonStart: function() { + this.stream.polygonStart(); + }, + polygonEnd: function() { + this.stream.polygonEnd(); + } + }; + d3.geo.path = function() { + var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream; + function path(object) { + if (object) { + if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments)); + if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream); + d3.geo.stream(object, cacheStream); + } + return contextStream.result(); + } + path.area = function(object) { + d3_geo_pathAreaSum = 0; + d3.geo.stream(object, projectStream(d3_geo_pathArea)); + return d3_geo_pathAreaSum; + }; + path.centroid = function(object) { + d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0; + d3.geo.stream(object, projectStream(d3_geo_pathCentroid)); + return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ]; + }; + path.bounds = function(object) { + d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity); + d3.geo.stream(object, projectStream(d3_geo_pathBounds)); + return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ]; + }; + path.projection = function(_) { + if (!arguments.length) return projection; + projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity; + return reset(); + }; + path.context = function(_) { + if (!arguments.length) return context; + contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_); + if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius); + return reset(); + }; + path.pointRadius = function(_) { + if (!arguments.length) return pointRadius; + pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_); + return path; + }; + function reset() { + cacheStream = null; + return path; + } + return path.projection(d3.geo.albersUsa()).context(null); + }; + function d3_geo_pathProjectStream(project) { + var resample = d3_geo_resample(function(x, y) { + return project([ x * d3_degrees, y * d3_degrees ]); + }); + return function(stream) { + var transform = new d3_geo_transform(stream = resample(stream)); + transform.point = function(x, y) { + stream.point(x * d3_radians, y * d3_radians); + }; + return transform; + }; + } + d3.geo.projection = d3_geo_projection; + d3.geo.projectionMutator = d3_geo_projectionMutator; + function d3_geo_projection(project) { + return d3_geo_projectionMutator(function() { + return project; + })(); + } + function d3_geo_projectionMutator(projectAt) { + var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) { + x = project(x, y); + return [ x[0] * k + δx, δy - x[1] * k ]; + }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream; + function projection(point) { + point = projectRotate(point[0] * d3_radians, point[1] * d3_radians); + return [ point[0] * k + δx, δy - point[1] * k ]; + } + function invert(point) { + point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k); + return point && [ point[0] * d3_degrees, point[1] * d3_degrees ]; + } + projection.stream = function(output) { + if (stream) stream.valid = false; + stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output)))); + stream.valid = true; + return stream; + }; + projection.clipAngle = function(_) { + if (!arguments.length) return clipAngle; + preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians); + return invalidate(); + }; + projection.clipExtent = function(_) { + if (!arguments.length) return clipExtent; + clipExtent = _; + postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity; + return invalidate(); + }; + projection.scale = function(_) { + if (!arguments.length) return k; + k = +_; + return reset(); + }; + projection.translate = function(_) { + if (!arguments.length) return [ x, y ]; + x = +_[0]; + y = +_[1]; + return reset(); + }; + projection.center = function(_) { + if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ]; + λ = _[0] % 360 * d3_radians; + φ = _[1] % 360 * d3_radians; + return reset(); + }; + projection.rotate = function(_) { + if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ]; + δλ = _[0] % 360 * d3_radians; + δφ = _[1] % 360 * d3_radians; + δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0; + return reset(); + }; + d3.rebind(projection, projectResample, "precision"); + function reset() { + projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project); + var center = project(λ, φ); + δx = x - center[0] * k; + δy = y + center[1] * k; + return invalidate(); + } + function invalidate() { + if (stream) stream.valid = false, stream = null; + return projection; + } + return function() { + project = projectAt.apply(this, arguments); + projection.invert = project.invert && invert; + return reset(); + }; + } + function d3_geo_projectionRadians(stream) { + var transform = new d3_geo_transform(stream); + transform.point = function(λ, φ) { + stream.point(λ * d3_radians, φ * d3_radians); + }; + return transform; + } + function d3_geo_equirectangular(λ, φ) { + return [ λ, φ ]; + } + (d3.geo.equirectangular = function() { + return d3_geo_projection(d3_geo_equirectangular); + }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular; + d3.geo.rotation = function(rotate) { + rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0); + function forward(coordinates) { + coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians); + return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates; + } + forward.invert = function(coordinates) { + coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians); + return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates; + }; + return forward; + }; + function d3_geo_identityRotation(λ, φ) { + return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ]; + } + d3_geo_identityRotation.invert = d3_geo_equirectangular; + function d3_geo_rotation(δλ, δφ, δγ) { + return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation; + } + function d3_geo_forwardRotationλ(δλ) { + return function(λ, φ) { + return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ]; + }; + } + function d3_geo_rotationλ(δλ) { + var rotation = d3_geo_forwardRotationλ(δλ); + rotation.invert = d3_geo_forwardRotationλ(-δλ); + return rotation; + } + function d3_geo_rotationφγ(δφ, δγ) { + var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ); + function rotation(λ, φ) { + var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ; + return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ]; + } + rotation.invert = function(λ, φ) { + var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ; + return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ]; + }; + return rotation; + } + d3.geo.circle = function() { + var origin = [ 0, 0 ], angle, precision = 6, interpolate; + function circle() { + var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = []; + interpolate(null, null, 1, { + point: function(x, y) { + ring.push(x = rotate(x, y)); + x[0] *= d3_degrees, x[1] *= d3_degrees; + } + }); + return { + type: "Polygon", + coordinates: [ ring ] + }; + } + circle.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return circle; + }; + circle.angle = function(x) { + if (!arguments.length) return angle; + interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians); + return circle; + }; + circle.precision = function(_) { + if (!arguments.length) return precision; + interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians); + return circle; + }; + return circle.angle(90); + }; + function d3_geo_circleInterpolate(radius, precision) { + var cr = Math.cos(radius), sr = Math.sin(radius); + return function(from, to, direction, listener) { + var step = direction * precision; + if (from != null) { + from = d3_geo_circleAngle(cr, from); + to = d3_geo_circleAngle(cr, to); + if (direction > 0 ? from < to : from > to) from += direction * τ; + } else { + from = radius + direction * τ; + to = radius - .5 * step; + } + for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) { + listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]); + } + }; + } + function d3_geo_circleAngle(cr, point) { + var a = d3_geo_cartesian(point); + a[0] -= cr; + d3_geo_cartesianNormalize(a); + var angle = d3_acos(-a[1]); + return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI); + } + d3.geo.distance = function(a, b) { + var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t; + return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ); + }; + d3.geo.graticule = function() { + var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5; + function graticule() { + return { + type: "MultiLineString", + coordinates: lines() + }; + } + function lines() { + return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) { + return Math.abs(x % DX) > ε; + }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) { + return Math.abs(y % DY) > ε; + }).map(y)); + } + graticule.lines = function() { + return lines().map(function(coordinates) { + return { + type: "LineString", + coordinates: coordinates + }; + }); + }; + graticule.outline = function() { + return { + type: "Polygon", + coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ] + }; + }; + graticule.extent = function(_) { + if (!arguments.length) return graticule.minorExtent(); + return graticule.majorExtent(_).minorExtent(_); + }; + graticule.majorExtent = function(_) { + if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ]; + X0 = +_[0][0], X1 = +_[1][0]; + Y0 = +_[0][1], Y1 = +_[1][1]; + if (X0 > X1) _ = X0, X0 = X1, X1 = _; + if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _; + return graticule.precision(precision); + }; + graticule.minorExtent = function(_) { + if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ]; + x0 = +_[0][0], x1 = +_[1][0]; + y0 = +_[0][1], y1 = +_[1][1]; + if (x0 > x1) _ = x0, x0 = x1, x1 = _; + if (y0 > y1) _ = y0, y0 = y1, y1 = _; + return graticule.precision(precision); + }; + graticule.step = function(_) { + if (!arguments.length) return graticule.minorStep(); + return graticule.majorStep(_).minorStep(_); + }; + graticule.majorStep = function(_) { + if (!arguments.length) return [ DX, DY ]; + DX = +_[0], DY = +_[1]; + return graticule; + }; + graticule.minorStep = function(_) { + if (!arguments.length) return [ dx, dy ]; + dx = +_[0], dy = +_[1]; + return graticule; + }; + graticule.precision = function(_) { + if (!arguments.length) return precision; + precision = +_; + x = d3_geo_graticuleX(y0, y1, 90); + y = d3_geo_graticuleY(x0, x1, precision); + X = d3_geo_graticuleX(Y0, Y1, 90); + Y = d3_geo_graticuleY(X0, X1, precision); + return graticule; + }; + return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]); + }; + function d3_geo_graticuleX(y0, y1, dy) { + var y = d3.range(y0, y1 - ε, dy).concat(y1); + return function(x) { + return y.map(function(y) { + return [ x, y ]; + }); + }; + } + function d3_geo_graticuleY(x0, x1, dx) { + var x = d3.range(x0, x1 - ε, dx).concat(x1); + return function(y) { + return x.map(function(x) { + return [ x, y ]; + }); + }; + } + function d3_source(d) { + return d.source; + } + function d3_target(d) { + return d.target; + } + d3.geo.greatArc = function() { + var source = d3_source, source_, target = d3_target, target_; + function greatArc() { + return { + type: "LineString", + coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ] + }; + } + greatArc.distance = function() { + return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments)); + }; + greatArc.source = function(_) { + if (!arguments.length) return source; + source = _, source_ = typeof _ === "function" ? null : _; + return greatArc; + }; + greatArc.target = function(_) { + if (!arguments.length) return target; + target = _, target_ = typeof _ === "function" ? null : _; + return greatArc; + }; + greatArc.precision = function() { + return arguments.length ? greatArc : 0; + }; + return greatArc; + }; + d3.geo.interpolate = function(source, target) { + return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians); + }; + function d3_geo_interpolate(x0, y0, x1, y1) { + var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d); + var interpolate = d ? function(t) { + var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1; + return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ]; + } : function() { + return [ x0 * d3_degrees, y0 * d3_degrees ]; + }; + interpolate.distance = d; + return interpolate; + } + d3.geo.length = function(object) { + d3_geo_lengthSum = 0; + d3.geo.stream(object, d3_geo_length); + return d3_geo_lengthSum; + }; + var d3_geo_lengthSum; + var d3_geo_length = { + sphere: d3_noop, + point: d3_noop, + lineStart: d3_geo_lengthLineStart, + lineEnd: d3_noop, + polygonStart: d3_noop, + polygonEnd: d3_noop + }; + function d3_geo_lengthLineStart() { + var λ0, sinφ0, cosφ0; + d3_geo_length.point = function(λ, φ) { + λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ); + d3_geo_length.point = nextPoint; + }; + d3_geo_length.lineEnd = function() { + d3_geo_length.point = d3_geo_length.lineEnd = d3_noop; + }; + function nextPoint(λ, φ) { + var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = Math.abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t); + d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ); + λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ; + } + } + function d3_geo_azimuthal(scale, angle) { + function azimuthal(λ, φ) { + var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ); + return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ]; + } + azimuthal.invert = function(x, y) { + var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c); + return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ]; + }; + return azimuthal; + } + var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) { + return Math.sqrt(2 / (1 + cosλcosφ)); + }, function(ρ) { + return 2 * Math.asin(ρ / 2); + }); + (d3.geo.azimuthalEqualArea = function() { + return d3_geo_projection(d3_geo_azimuthalEqualArea); + }).raw = d3_geo_azimuthalEqualArea; + var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) { + var c = Math.acos(cosλcosφ); + return c && c / Math.sin(c); + }, d3_identity); + (d3.geo.azimuthalEquidistant = function() { + return d3_geo_projection(d3_geo_azimuthalEquidistant); + }).raw = d3_geo_azimuthalEquidistant; + function d3_geo_conicConformal(φ0, φ1) { + var cosφ0 = Math.cos(φ0), t = function(φ) { + return Math.tan(π / 4 + φ / 2); + }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n; + if (!n) return d3_geo_mercator; + function forward(λ, φ) { + var ρ = Math.abs(Math.abs(φ) - halfπ) < ε ? 0 : F / Math.pow(t(φ), n); + return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y); + return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ]; + }; + return forward; + } + (d3.geo.conicConformal = function() { + return d3_geo_conic(d3_geo_conicConformal); + }).raw = d3_geo_conicConformal; + function d3_geo_conicEquidistant(φ0, φ1) { + var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0; + if (Math.abs(n) < ε) return d3_geo_equirectangular; + function forward(λ, φ) { + var ρ = G - φ; + return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ]; + } + forward.invert = function(x, y) { + var ρ0_y = G - y; + return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ]; + }; + return forward; + } + (d3.geo.conicEquidistant = function() { + return d3_geo_conic(d3_geo_conicEquidistant); + }).raw = d3_geo_conicEquidistant; + var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) { + return 1 / cosλcosφ; + }, Math.atan); + (d3.geo.gnomonic = function() { + return d3_geo_projection(d3_geo_gnomonic); + }).raw = d3_geo_gnomonic; + function d3_geo_mercator(λ, φ) { + return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ]; + } + d3_geo_mercator.invert = function(x, y) { + return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ]; + }; + function d3_geo_mercatorProjection(project) { + var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto; + m.scale = function() { + var v = scale.apply(m, arguments); + return v === m ? clipAuto ? m.clipExtent(null) : m : v; + }; + m.translate = function() { + var v = translate.apply(m, arguments); + return v === m ? clipAuto ? m.clipExtent(null) : m : v; + }; + m.clipExtent = function(_) { + var v = clipExtent.apply(m, arguments); + if (v === m) { + if (clipAuto = _ == null) { + var k = π * scale(), t = translate(); + clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]); + } + } else if (clipAuto) { + v = null; + } + return v; + }; + return m.clipExtent(null); + } + (d3.geo.mercator = function() { + return d3_geo_mercatorProjection(d3_geo_mercator); + }).raw = d3_geo_mercator; + var d3_geo_orthographic = d3_geo_azimuthal(function() { + return 1; + }, Math.asin); + (d3.geo.orthographic = function() { + return d3_geo_projection(d3_geo_orthographic); + }).raw = d3_geo_orthographic; + var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) { + return 1 / (1 + cosλcosφ); + }, function(ρ) { + return 2 * Math.atan(ρ); + }); + (d3.geo.stereographic = function() { + return d3_geo_projection(d3_geo_stereographic); + }).raw = d3_geo_stereographic; + function d3_geo_transverseMercator(λ, φ) { + var B = Math.cos(φ) * Math.sin(λ); + return [ Math.log((1 + B) / (1 - B)) / 2, Math.atan2(Math.tan(φ), Math.cos(λ)) ]; + } + d3_geo_transverseMercator.invert = function(x, y) { + return [ Math.atan2(d3_sinh(x), Math.cos(y)), d3_asin(Math.sin(y) / d3_cosh(x)) ]; + }; + (d3.geo.transverseMercator = function() { + return d3_geo_mercatorProjection(d3_geo_transverseMercator); + }).raw = d3_geo_transverseMercator; + d3.geom = {}; + d3.svg = {}; + function d3_svg_line(projection) { + var x = d3_svg_lineX, y = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7; + function line(data) { + var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y); + function segment() { + segments.push("M", interpolate(projection(points), tension)); + } + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]); + } else if (points.length) { + segment(); + points = []; + } + } + if (points.length) segment(); + return segments.length ? segments.join("") : null; + } + line.x = function(_) { + if (!arguments.length) return x; + x = _; + return line; + }; + line.y = function(_) { + if (!arguments.length) return y; + y = _; + return line; + }; + line.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return line; + }; + line.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + return line; + }; + line.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return line; + }; + return line; + } + d3.svg.line = function() { + return d3_svg_line(d3_identity); + }; + function d3_svg_lineX(d) { + return d[0]; + } + function d3_svg_lineY(d) { + return d[1]; + } + var d3_svg_lineInterpolators = d3.map({ + linear: d3_svg_lineLinear, + "linear-closed": d3_svg_lineLinearClosed, + step: d3_svg_lineStep, + "step-before": d3_svg_lineStepBefore, + "step-after": d3_svg_lineStepAfter, + basis: d3_svg_lineBasis, + "basis-open": d3_svg_lineBasisOpen, + "basis-closed": d3_svg_lineBasisClosed, + bundle: d3_svg_lineBundle, + cardinal: d3_svg_lineCardinal, + "cardinal-open": d3_svg_lineCardinalOpen, + "cardinal-closed": d3_svg_lineCardinalClosed, + monotone: d3_svg_lineMonotone + }); + d3_svg_lineInterpolators.forEach(function(key, value) { + value.key = key; + value.closed = /-closed$/.test(key); + }); + function d3_svg_lineLinear(points) { + return points.join("L"); + } + function d3_svg_lineLinearClosed(points) { + return d3_svg_lineLinear(points) + "Z"; + } + function d3_svg_lineStep(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p[0] + (p = points[i])[0]) / 2, "V", p[1]); + if (n > 1) path.push("H", p[0]); + return path.join(""); + } + function d3_svg_lineStepBefore(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); + return path.join(""); + } + function d3_svg_lineStepAfter(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); + return path.join(""); + } + function d3_svg_lineCardinalOpen(points, tension) { + return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineCardinalClosed(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), + points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension)); + } + function d3_svg_lineCardinal(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineHermite(points, tangents) { + if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) { + return d3_svg_lineLinear(points); + } + var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1; + if (quad) { + path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1]; + p0 = points[1]; + pi = 2; + } + if (tangents.length > 1) { + t = tangents[1]; + p = points[pi]; + pi++; + path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; + for (var i = 2; i < tangents.length; i++, pi++) { + p = points[pi]; + t = tangents[i]; + path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; + } + } + if (quad) { + var lp = points[pi]; + path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1]; + } + return path; + } + function d3_svg_lineCardinalTangents(points, tension) { + var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length; + while (++i < n) { + p0 = p1; + p1 = p2; + p2 = points[i]; + tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]); + } + return tangents; + } + function d3_svg_lineBasis(points) { + if (points.length < 3) return d3_svg_lineLinear(points); + var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0, "L", d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + points.push(points[n - 1]); + while (++i <= n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + points.pop(); + path.push("L", pi); + return path.join(""); + } + function d3_svg_lineBasisOpen(points) { + if (points.length < 4) return d3_svg_lineLinear(points); + var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ]; + while (++i < 3) { + pi = points[i]; + px.push(pi[0]); + py.push(pi[1]); + } + path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); + --i; + while (++i < n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBasisClosed(points) { + var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = []; + while (++i < 4) { + pi = points[i % n]; + px.push(pi[0]); + py.push(pi[1]); + } + path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + --i; + while (++i < m) { + pi = points[i % n]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBundle(points, tension) { + var n = points.length - 1; + if (n) { + var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t; + while (++i <= n) { + p = points[i]; + t = i / n; + p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); + p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); + } + } + return d3_svg_lineBasis(points); + } + function d3_svg_lineDot4(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; + } + var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ]; + function d3_svg_lineBasisBezier(path, x, y) { + path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); + } + function d3_svg_lineSlope(p0, p1) { + return (p1[1] - p0[1]) / (p1[0] - p0[0]); + } + function d3_svg_lineFiniteDifferences(points) { + var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1); + while (++i < j) { + m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2; + } + m[i] = d; + return m; + } + function d3_svg_lineMonotoneTangents(points) { + var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1; + while (++i < j) { + d = d3_svg_lineSlope(points[i], points[i + 1]); + if (Math.abs(d) < ε) { + m[i] = m[i + 1] = 0; + } else { + a = m[i] / d; + b = m[i + 1] / d; + s = a * a + b * b; + if (s > 9) { + s = d * 3 / Math.sqrt(s); + m[i] = s * a; + m[i + 1] = s * b; + } + } + } + i = -1; + while (++i <= j) { + s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i])); + tangents.push([ s || 0, m[i] * s || 0 ]); + } + return tangents; + } + function d3_svg_lineMonotone(points) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); + } + d3.geom.hull = function(vertices) { + var x = d3_svg_lineX, y = d3_svg_lineY; + if (arguments.length) return hull(vertices); + function hull(data) { + if (data.length < 3) return []; + var fx = d3_functor(x), fy = d3_functor(y), n = data.length, vertices, plen = n - 1, points = [], stack = [], d, i, j, h = 0, x1, y1, x2, y2, u, v, a, sp; + if (fx === d3_svg_lineX && y === d3_svg_lineY) vertices = data; else for (i = 0, + vertices = []; i < n; ++i) { + vertices.push([ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]); + } + for (i = 1; i < n; ++i) { + if (vertices[i][1] < vertices[h][1] || vertices[i][1] == vertices[h][1] && vertices[i][0] < vertices[h][0]) h = i; + } + for (i = 0; i < n; ++i) { + if (i === h) continue; + y1 = vertices[i][1] - vertices[h][1]; + x1 = vertices[i][0] - vertices[h][0]; + points.push({ + angle: Math.atan2(y1, x1), + index: i + }); + } + points.sort(function(a, b) { + return a.angle - b.angle; + }); + a = points[0].angle; + v = points[0].index; + u = 0; + for (i = 1; i < plen; ++i) { + j = points[i].index; + if (a == points[i].angle) { + x1 = vertices[v][0] - vertices[h][0]; + y1 = vertices[v][1] - vertices[h][1]; + x2 = vertices[j][0] - vertices[h][0]; + y2 = vertices[j][1] - vertices[h][1]; + if (x1 * x1 + y1 * y1 >= x2 * x2 + y2 * y2) { + points[i].index = -1; + continue; + } else { + points[u].index = -1; + } + } + a = points[i].angle; + u = i; + v = j; + } + stack.push(h); + for (i = 0, j = 0; i < 2; ++j) { + if (points[j].index > -1) { + stack.push(points[j].index); + i++; + } + } + sp = stack.length; + for (;j < plen; ++j) { + if (points[j].index < 0) continue; + while (!d3_geom_hullCCW(stack[sp - 2], stack[sp - 1], points[j].index, vertices)) { + --sp; + } + stack[sp++] = points[j].index; + } + var poly = []; + for (i = sp - 1; i >= 0; --i) poly.push(data[stack[i]]); + return poly; + } + hull.x = function(_) { + return arguments.length ? (x = _, hull) : x; + }; + hull.y = function(_) { + return arguments.length ? (y = _, hull) : y; + }; + return hull; + }; + function d3_geom_hullCCW(i1, i2, i3, v) { + var t, a, b, c, d, e, f; + t = v[i1]; + a = t[0]; + b = t[1]; + t = v[i2]; + c = t[0]; + d = t[1]; + t = v[i3]; + e = t[0]; + f = t[1]; + return (f - b) * (c - a) - (d - b) * (e - a) > 0; + } + d3.geom.polygon = function(coordinates) { + d3_subclass(coordinates, d3_geom_polygonPrototype); + return coordinates; + }; + var d3_geom_polygonPrototype = d3.geom.polygon.prototype = []; + d3_geom_polygonPrototype.area = function() { + var i = -1, n = this.length, a, b = this[n - 1], area = 0; + while (++i < n) { + a = b; + b = this[i]; + area += a[1] * b[0] - a[0] * b[1]; + } + return area * .5; + }; + d3_geom_polygonPrototype.centroid = function(k) { + var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c; + if (!arguments.length) k = -1 / (6 * this.area()); + while (++i < n) { + a = b; + b = this[i]; + c = a[0] * b[1] - b[0] * a[1]; + x += (a[0] + b[0]) * c; + y += (a[1] + b[1]) * c; + } + return [ x * k, y * k ]; + }; + d3_geom_polygonPrototype.clip = function(subject) { + var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d; + while (++i < n) { + input = subject.slice(); + subject.length = 0; + b = this[i]; + c = input[(m = input.length - closed) - 1]; + j = -1; + while (++j < m) { + d = input[j]; + if (d3_geom_polygonInside(d, a, b)) { + if (!d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + subject.push(d); + } else if (d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + c = d; + } + if (closed) subject.push(subject[0]); + a = b; + } + return subject; + }; + function d3_geom_polygonInside(p, a, b) { + return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]); + } + function d3_geom_polygonIntersect(c, d, a, b) { + var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21); + return [ x1 + ua * x21, y1 + ua * y21 ]; + } + function d3_geom_polygonClosed(coordinates) { + var a = coordinates[0], b = coordinates[coordinates.length - 1]; + return !(a[0] - b[0] || a[1] - b[1]); + } + d3.geom.delaunay = function(vertices) { + var edges = vertices.map(function() { + return []; + }), triangles = []; + d3_geom_voronoiTessellate(vertices, function(e) { + edges[e.region.l.index].push(vertices[e.region.r.index]); + }); + edges.forEach(function(edge, i) { + var v = vertices[i], cx = v[0], cy = v[1]; + edge.forEach(function(v) { + v.angle = Math.atan2(v[0] - cx, v[1] - cy); + }); + edge.sort(function(a, b) { + return a.angle - b.angle; + }); + for (var j = 0, m = edge.length - 1; j < m; j++) { + triangles.push([ v, edge[j], edge[j + 1] ]); + } + }); + return triangles; + }; + d3.geom.voronoi = function(points) { + var x = d3_svg_lineX, y = d3_svg_lineY, clipPolygon = null; + if (arguments.length) return voronoi(points); + function voronoi(data) { + var points, polygons = data.map(function() { + return []; + }), fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length, Z = 1e6; + if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (points = new Array(n), + i = 0; i < n; ++i) { + points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]; + } + d3_geom_voronoiTessellate(points, function(e) { + var s1, s2, x1, x2, y1, y2; + if (e.a === 1 && e.b >= 0) { + s1 = e.ep.r; + s2 = e.ep.l; + } else { + s1 = e.ep.l; + s2 = e.ep.r; + } + if (e.a === 1) { + y1 = s1 ? s1.y : -Z; + x1 = e.c - e.b * y1; + y2 = s2 ? s2.y : Z; + x2 = e.c - e.b * y2; + } else { + x1 = s1 ? s1.x : -Z; + y1 = e.c - e.a * x1; + x2 = s2 ? s2.x : Z; + y2 = e.c - e.a * x2; + } + var v1 = [ x1, y1 ], v2 = [ x2, y2 ]; + polygons[e.region.l.index].push(v1, v2); + polygons[e.region.r.index].push(v1, v2); + }); + polygons = polygons.map(function(polygon, i) { + var cx = points[i][0], cy = points[i][1], angle = polygon.map(function(v) { + return Math.atan2(v[0] - cx, v[1] - cy); + }), order = d3.range(polygon.length).sort(function(a, b) { + return angle[a] - angle[b]; + }); + return order.filter(function(d, i) { + return !i || angle[d] - angle[order[i - 1]] > ε; + }).map(function(d) { + return polygon[d]; + }); + }); + polygons.forEach(function(polygon, i) { + var n = polygon.length; + if (!n) return polygon.push([ -Z, -Z ], [ -Z, Z ], [ Z, Z ], [ Z, -Z ]); + if (n > 2) return; + var p0 = points[i], p1 = polygon[0], p2 = polygon[1], x0 = p0[0], y0 = p0[1], x1 = p1[0], y1 = p1[1], x2 = p2[0], y2 = p2[1], dx = Math.abs(x2 - x1), dy = y2 - y1; + if (Math.abs(dy) < ε) { + var y = y0 < y1 ? -Z : Z; + polygon.push([ -Z, y ], [ Z, y ]); + } else if (dx < ε) { + var x = x0 < x1 ? -Z : Z; + polygon.push([ x, -Z ], [ x, Z ]); + } else { + var y = (x2 - x1) * (y1 - y0) < (x1 - x0) * (y2 - y1) ? Z : -Z, z = Math.abs(dy) - dx; + if (Math.abs(z) < ε) { + polygon.push([ dy < 0 ? y : -y, y ]); + } else { + if (z > 0) y *= -1; + polygon.push([ -Z, y ], [ Z, y ]); + } + } + }); + if (clipPolygon) for (i = 0; i < n; ++i) clipPolygon.clip(polygons[i]); + for (i = 0; i < n; ++i) polygons[i].point = data[i]; + return polygons; + } + voronoi.x = function(_) { + return arguments.length ? (x = _, voronoi) : x; + }; + voronoi.y = function(_) { + return arguments.length ? (y = _, voronoi) : y; + }; + voronoi.clipExtent = function(_) { + if (!arguments.length) return clipPolygon && [ clipPolygon[0], clipPolygon[2] ]; + if (_ == null) clipPolygon = null; else { + var x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], y2 = +_[1][1]; + clipPolygon = d3.geom.polygon([ [ x1, y1 ], [ x1, y2 ], [ x2, y2 ], [ x2, y1 ] ]); + } + return voronoi; + }; + voronoi.size = function(_) { + if (!arguments.length) return clipPolygon && clipPolygon[2]; + return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]); + }; + voronoi.links = function(data) { + var points, graph = data.map(function() { + return []; + }), links = [], fx = d3_functor(x), fy = d3_functor(y), d, i, n = data.length; + if (fx === d3_svg_lineX && fy === d3_svg_lineY) points = data; else for (points = new Array(n), + i = 0; i < n; ++i) { + points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]; + } + d3_geom_voronoiTessellate(points, function(e) { + var l = e.region.l.index, r = e.region.r.index; + if (graph[l][r]) return; + graph[l][r] = graph[r][l] = true; + links.push({ + source: data[l], + target: data[r] + }); + }); + return links; + }; + voronoi.triangles = function(data) { + if (x === d3_svg_lineX && y === d3_svg_lineY) return d3.geom.delaunay(data); + var points = new Array(n), fx = d3_functor(x), fy = d3_functor(y), d, i = -1, n = data.length; + while (++i < n) { + (points[i] = [ +fx.call(this, d = data[i], i), +fy.call(this, d, i) ]).data = d; + } + return d3.geom.delaunay(points).map(function(triangle) { + return triangle.map(function(point) { + return point.data; + }); + }); + }; + return voronoi; + }; + var d3_geom_voronoiOpposite = { + l: "r", + r: "l" + }; + function d3_geom_voronoiTessellate(points, callback) { + var Sites = { + list: points.map(function(v, i) { + return { + index: i, + x: v[0], + y: v[1] + }; + }).sort(function(a, b) { + return a.y < b.y ? -1 : a.y > b.y ? 1 : a.x < b.x ? -1 : a.x > b.x ? 1 : 0; + }), + bottomSite: null + }; + var EdgeList = { + list: [], + leftEnd: null, + rightEnd: null, + init: function() { + EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l"); + EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l"); + EdgeList.leftEnd.r = EdgeList.rightEnd; + EdgeList.rightEnd.l = EdgeList.leftEnd; + EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd); + }, + createHalfEdge: function(edge, side) { + return { + edge: edge, + side: side, + vertex: null, + l: null, + r: null + }; + }, + insert: function(lb, he) { + he.l = lb; + he.r = lb.r; + lb.r.l = he; + lb.r = he; + }, + leftBound: function(p) { + var he = EdgeList.leftEnd; + do { + he = he.r; + } while (he != EdgeList.rightEnd && Geom.rightOf(he, p)); + he = he.l; + return he; + }, + del: function(he) { + he.l.r = he.r; + he.r.l = he.l; + he.edge = null; + }, + right: function(he) { + return he.r; + }, + left: function(he) { + return he.l; + }, + leftRegion: function(he) { + return he.edge == null ? Sites.bottomSite : he.edge.region[he.side]; + }, + rightRegion: function(he) { + return he.edge == null ? Sites.bottomSite : he.edge.region[d3_geom_voronoiOpposite[he.side]]; + } + }; + var Geom = { + bisect: function(s1, s2) { + var newEdge = { + region: { + l: s1, + r: s2 + }, + ep: { + l: null, + r: null + } + }; + var dx = s2.x - s1.x, dy = s2.y - s1.y, adx = dx > 0 ? dx : -dx, ady = dy > 0 ? dy : -dy; + newEdge.c = s1.x * dx + s1.y * dy + (dx * dx + dy * dy) * .5; + if (adx > ady) { + newEdge.a = 1; + newEdge.b = dy / dx; + newEdge.c /= dx; + } else { + newEdge.b = 1; + newEdge.a = dx / dy; + newEdge.c /= dy; + } + return newEdge; + }, + intersect: function(el1, el2) { + var e1 = el1.edge, e2 = el2.edge; + if (!e1 || !e2 || e1.region.r == e2.region.r) { + return null; + } + var d = e1.a * e2.b - e1.b * e2.a; + if (Math.abs(d) < 1e-10) { + return null; + } + var xint = (e1.c * e2.b - e2.c * e1.b) / d, yint = (e2.c * e1.a - e1.c * e2.a) / d, e1r = e1.region.r, e2r = e2.region.r, el, e; + if (e1r.y < e2r.y || e1r.y == e2r.y && e1r.x < e2r.x) { + el = el1; + e = e1; + } else { + el = el2; + e = e2; + } + var rightOfSite = xint >= e.region.r.x; + if (rightOfSite && el.side === "l" || !rightOfSite && el.side === "r") { + return null; + } + return { + x: xint, + y: yint + }; + }, + rightOf: function(he, p) { + var e = he.edge, topsite = e.region.r, rightOfSite = p.x > topsite.x; + if (rightOfSite && he.side === "l") { + return 1; + } + if (!rightOfSite && he.side === "r") { + return 0; + } + if (e.a === 1) { + var dyp = p.y - topsite.y, dxp = p.x - topsite.x, fast = 0, above = 0; + if (!rightOfSite && e.b < 0 || rightOfSite && e.b >= 0) { + above = fast = dyp >= e.b * dxp; + } else { + above = p.x + p.y * e.b > e.c; + if (e.b < 0) { + above = !above; + } + if (!above) { + fast = 1; + } + } + if (!fast) { + var dxs = topsite.x - e.region.l.x; + above = e.b * (dxp * dxp - dyp * dyp) < dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b); + if (e.b < 0) { + above = !above; + } + } + } else { + var yl = e.c - e.a * p.x, t1 = p.y - yl, t2 = p.x - topsite.x, t3 = yl - topsite.y; + above = t1 * t1 > t2 * t2 + t3 * t3; + } + return he.side === "l" ? above : !above; + }, + endPoint: function(edge, side, site) { + edge.ep[side] = site; + if (!edge.ep[d3_geom_voronoiOpposite[side]]) return; + callback(edge); + }, + distance: function(s, t) { + var dx = s.x - t.x, dy = s.y - t.y; + return Math.sqrt(dx * dx + dy * dy); + } + }; + var EventQueue = { + list: [], + insert: function(he, site, offset) { + he.vertex = site; + he.ystar = site.y + offset; + for (var i = 0, list = EventQueue.list, l = list.length; i < l; i++) { + var next = list[i]; + if (he.ystar > next.ystar || he.ystar == next.ystar && site.x > next.vertex.x) { + continue; + } else { + break; + } + } + list.splice(i, 0, he); + }, + del: function(he) { + for (var i = 0, ls = EventQueue.list, l = ls.length; i < l && ls[i] != he; ++i) {} + ls.splice(i, 1); + }, + empty: function() { + return EventQueue.list.length === 0; + }, + nextEvent: function(he) { + for (var i = 0, ls = EventQueue.list, l = ls.length; i < l; ++i) { + if (ls[i] == he) return ls[i + 1]; + } + return null; + }, + min: function() { + var elem = EventQueue.list[0]; + return { + x: elem.vertex.x, + y: elem.ystar + }; + }, + extractMin: function() { + return EventQueue.list.shift(); + } + }; + EdgeList.init(); + Sites.bottomSite = Sites.list.shift(); + var newSite = Sites.list.shift(), newIntStar; + var lbnd, rbnd, llbnd, rrbnd, bisector; + var bot, top, temp, p, v; + var e, pm; + while (true) { + if (!EventQueue.empty()) { + newIntStar = EventQueue.min(); + } + if (newSite && (EventQueue.empty() || newSite.y < newIntStar.y || newSite.y == newIntStar.y && newSite.x < newIntStar.x)) { + lbnd = EdgeList.leftBound(newSite); + rbnd = EdgeList.right(lbnd); + bot = EdgeList.rightRegion(lbnd); + e = Geom.bisect(bot, newSite); + bisector = EdgeList.createHalfEdge(e, "l"); + EdgeList.insert(lbnd, bisector); + p = Geom.intersect(lbnd, bisector); + if (p) { + EventQueue.del(lbnd); + EventQueue.insert(lbnd, p, Geom.distance(p, newSite)); + } + lbnd = bisector; + bisector = EdgeList.createHalfEdge(e, "r"); + EdgeList.insert(lbnd, bisector); + p = Geom.intersect(bisector, rbnd); + if (p) { + EventQueue.insert(bisector, p, Geom.distance(p, newSite)); + } + newSite = Sites.list.shift(); + } else if (!EventQueue.empty()) { + lbnd = EventQueue.extractMin(); + llbnd = EdgeList.left(lbnd); + rbnd = EdgeList.right(lbnd); + rrbnd = EdgeList.right(rbnd); + bot = EdgeList.leftRegion(lbnd); + top = EdgeList.rightRegion(rbnd); + v = lbnd.vertex; + Geom.endPoint(lbnd.edge, lbnd.side, v); + Geom.endPoint(rbnd.edge, rbnd.side, v); + EdgeList.del(lbnd); + EventQueue.del(rbnd); + EdgeList.del(rbnd); + pm = "l"; + if (bot.y > top.y) { + temp = bot; + bot = top; + top = temp; + pm = "r"; + } + e = Geom.bisect(bot, top); + bisector = EdgeList.createHalfEdge(e, pm); + EdgeList.insert(llbnd, bisector); + Geom.endPoint(e, d3_geom_voronoiOpposite[pm], v); + p = Geom.intersect(llbnd, bisector); + if (p) { + EventQueue.del(llbnd); + EventQueue.insert(llbnd, p, Geom.distance(p, bot)); + } + p = Geom.intersect(bisector, rrbnd); + if (p) { + EventQueue.insert(bisector, p, Geom.distance(p, bot)); + } + } else { + break; + } + } + for (lbnd = EdgeList.right(EdgeList.leftEnd); lbnd != EdgeList.rightEnd; lbnd = EdgeList.right(lbnd)) { + callback(lbnd.edge); + } + } + d3.geom.quadtree = function(points, x1, y1, x2, y2) { + var x = d3_svg_lineX, y = d3_svg_lineY, compat; + if (compat = arguments.length) { + x = d3_geom_quadtreeCompatX; + y = d3_geom_quadtreeCompatY; + if (compat === 3) { + y2 = y1; + x2 = x1; + y1 = x1 = 0; + } + return quadtree(points); + } + function quadtree(data) { + var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_; + if (x1 != null) { + x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2; + } else { + x2_ = y2_ = -(x1_ = y1_ = Infinity); + xs = [], ys = []; + n = data.length; + if (compat) for (i = 0; i < n; ++i) { + d = data[i]; + if (d.x < x1_) x1_ = d.x; + if (d.y < y1_) y1_ = d.y; + if (d.x > x2_) x2_ = d.x; + if (d.y > y2_) y2_ = d.y; + xs.push(d.x); + ys.push(d.y); + } else for (i = 0; i < n; ++i) { + var x_ = +fx(d = data[i], i), y_ = +fy(d, i); + if (x_ < x1_) x1_ = x_; + if (y_ < y1_) y1_ = y_; + if (x_ > x2_) x2_ = x_; + if (y_ > y2_) y2_ = y_; + xs.push(x_); + ys.push(y_); + } + } + var dx = x2_ - x1_, dy = y2_ - y1_; + if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy; + function insert(n, d, x, y, x1, y1, x2, y2) { + if (isNaN(x) || isNaN(y)) return; + if (n.leaf) { + var nx = n.x, ny = n.y; + if (nx != null) { + if (Math.abs(nx - x) + Math.abs(ny - y) < .01) { + insertChild(n, d, x, y, x1, y1, x2, y2); + } else { + var nPoint = n.point; + n.x = n.y = n.point = null; + insertChild(n, nPoint, nx, ny, x1, y1, x2, y2); + insertChild(n, d, x, y, x1, y1, x2, y2); + } + } else { + n.x = x, n.y = y, n.point = d; + } + } else { + insertChild(n, d, x, y, x1, y1, x2, y2); + } + } + function insertChild(n, d, x, y, x1, y1, x2, y2) { + var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, right = x >= sx, bottom = y >= sy, i = (bottom << 1) + right; + n.leaf = false; + n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode()); + if (right) x1 = sx; else x2 = sx; + if (bottom) y1 = sy; else y2 = sy; + insert(n, d, x, y, x1, y1, x2, y2); + } + var root = d3_geom_quadtreeNode(); + root.add = function(d) { + insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_); + }; + root.visit = function(f) { + d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_); + }; + i = -1; + if (x1 == null) { + while (++i < n) { + insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_); + } + --i; + } else data.forEach(root.add); + xs = ys = data = d = null; + return root; + } + quadtree.x = function(_) { + return arguments.length ? (x = _, quadtree) : x; + }; + quadtree.y = function(_) { + return arguments.length ? (y = _, quadtree) : y; + }; + quadtree.extent = function(_) { + if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ]; + if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0], + y2 = +_[1][1]; + return quadtree; + }; + quadtree.size = function(_) { + if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ]; + if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1]; + return quadtree; + }; + return quadtree; + }; + function d3_geom_quadtreeCompatX(d) { + return d.x; + } + function d3_geom_quadtreeCompatY(d) { + return d.y; + } + function d3_geom_quadtreeNode() { + return { + leaf: true, + nodes: [], + point: null, + x: null, + y: null + }; + } + function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) { + if (!f(node, x1, y1, x2, y2)) { + var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes; + if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy); + if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy); + if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2); + if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2); + } + } + d3.interpolateRgb = d3_interpolateRgb; + function d3_interpolateRgb(a, b) { + a = d3.rgb(a); + b = d3.rgb(b); + var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab; + return function(t) { + return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t)); + }; + } + d3.interpolateObject = d3_interpolateObject; + function d3_interpolateObject(a, b) { + var i = {}, c = {}, k; + for (k in a) { + if (k in b) { + i[k] = d3_interpolate(a[k], b[k]); + } else { + c[k] = a[k]; + } + } + for (k in b) { + if (!(k in a)) { + c[k] = b[k]; + } + } + return function(t) { + for (k in i) c[k] = i[k](t); + return c; + }; + } + d3.interpolateNumber = d3_interpolateNumber; + function d3_interpolateNumber(a, b) { + b -= a = +a; + return function(t) { + return a + b * t; + }; + } + d3.interpolateString = d3_interpolateString; + function d3_interpolateString(a, b) { + var m, i, j, s0 = 0, s1 = 0, s = [], q = [], n, o; + a = a + "", b = b + ""; + d3_interpolate_number.lastIndex = 0; + for (i = 0; m = d3_interpolate_number.exec(b); ++i) { + if (m.index) s.push(b.substring(s0, s1 = m.index)); + q.push({ + i: s.length, + x: m[0] + }); + s.push(null); + s0 = d3_interpolate_number.lastIndex; + } + if (s0 < b.length) s.push(b.substring(s0)); + for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) { + o = q[i]; + if (o.x == m[0]) { + if (o.i) { + if (s[o.i + 1] == null) { + s[o.i - 1] += o.x; + s.splice(o.i, 1); + for (j = i + 1; j < n; ++j) q[j].i--; + } else { + s[o.i - 1] += o.x + s[o.i + 1]; + s.splice(o.i, 2); + for (j = i + 1; j < n; ++j) q[j].i -= 2; + } + } else { + if (s[o.i + 1] == null) { + s[o.i] = o.x; + } else { + s[o.i] = o.x + s[o.i + 1]; + s.splice(o.i + 1, 1); + for (j = i + 1; j < n; ++j) q[j].i--; + } + } + q.splice(i, 1); + n--; + i--; + } else { + o.x = d3_interpolateNumber(parseFloat(m[0]), parseFloat(o.x)); + } + } + while (i < n) { + o = q.pop(); + if (s[o.i + 1] == null) { + s[o.i] = o.x; + } else { + s[o.i] = o.x + s[o.i + 1]; + s.splice(o.i + 1, 1); + } + n--; + } + if (s.length === 1) { + return s[0] == null ? (o = q[0].x, function(t) { + return o(t) + ""; + }) : function() { + return b; + }; + } + return function(t) { + for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }; + } + var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g; + d3.interpolate = d3_interpolate; + function d3_interpolate(a, b) { + var i = d3.interpolators.length, f; + while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ; + return f; + } + d3.interpolators = [ function(a, b) { + var t = typeof b; + return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_Color ? d3_interpolateRgb : t === "object" ? Array.isArray(b) ? d3_interpolateArray : d3_interpolateObject : d3_interpolateNumber)(a, b); + } ]; + d3.interpolateArray = d3_interpolateArray; + function d3_interpolateArray(a, b) { + var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i; + for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i])); + for (;i < na; ++i) c[i] = a[i]; + for (;i < nb; ++i) c[i] = b[i]; + return function(t) { + for (i = 0; i < n0; ++i) c[i] = x[i](t); + return c; + }; + } + var d3_ease_default = function() { + return d3_identity; + }; + var d3_ease = d3.map({ + linear: d3_ease_default, + poly: d3_ease_poly, + quad: function() { + return d3_ease_quad; + }, + cubic: function() { + return d3_ease_cubic; + }, + sin: function() { + return d3_ease_sin; + }, + exp: function() { + return d3_ease_exp; + }, + circle: function() { + return d3_ease_circle; + }, + elastic: d3_ease_elastic, + back: d3_ease_back, + bounce: function() { + return d3_ease_bounce; + } + }); + var d3_ease_mode = d3.map({ + "in": d3_identity, + out: d3_ease_reverse, + "in-out": d3_ease_reflect, + "out-in": function(f) { + return d3_ease_reflect(d3_ease_reverse(f)); + } + }); + d3.ease = function(name) { + var i = name.indexOf("-"), t = i >= 0 ? name.substring(0, i) : name, m = i >= 0 ? name.substring(i + 1) : "in"; + t = d3_ease.get(t) || d3_ease_default; + m = d3_ease_mode.get(m) || d3_identity; + return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.call(arguments, 1)))); + }; + function d3_ease_clamp(f) { + return function(t) { + return t <= 0 ? 0 : t >= 1 ? 1 : f(t); + }; + } + function d3_ease_reverse(f) { + return function(t) { + return 1 - f(1 - t); + }; + } + function d3_ease_reflect(f) { + return function(t) { + return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t)); + }; + } + function d3_ease_quad(t) { + return t * t; + } + function d3_ease_cubic(t) { + return t * t * t; + } + function d3_ease_cubicInOut(t) { + if (t <= 0) return 0; + if (t >= 1) return 1; + var t2 = t * t, t3 = t2 * t; + return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75); + } + function d3_ease_poly(e) { + return function(t) { + return Math.pow(t, e); + }; + } + function d3_ease_sin(t) { + return 1 - Math.cos(t * halfπ); + } + function d3_ease_exp(t) { + return Math.pow(2, 10 * (t - 1)); + } + function d3_ease_circle(t) { + return 1 - Math.sqrt(1 - t * t); + } + function d3_ease_elastic(a, p) { + var s; + if (arguments.length < 2) p = .45; + if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4; + return function(t) { + return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p); + }; + } + function d3_ease_back(s) { + if (!s) s = 1.70158; + return function(t) { + return t * t * ((s + 1) * t - s); + }; + } + function d3_ease_bounce(t) { + return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375; + } + d3.interpolateHcl = d3_interpolateHcl; + function d3_interpolateHcl(a, b) { + a = d3.hcl(a); + b = d3.hcl(b); + var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al; + if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac; + if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; + return function(t) { + return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + ""; + }; + } + d3.interpolateHsl = d3_interpolateHsl; + function d3_interpolateHsl(a, b) { + a = d3.hsl(a); + b = d3.hsl(b); + var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al; + if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as; + if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360; + return function(t) { + return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + ""; + }; + } + d3.interpolateLab = d3_interpolateLab; + function d3_interpolateLab(a, b) { + a = d3.lab(a); + b = d3.lab(b); + var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab; + return function(t) { + return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + ""; + }; + } + d3.interpolateRound = d3_interpolateRound; + function d3_interpolateRound(a, b) { + b -= a; + return function(t) { + return Math.round(a + b * t); + }; + } + d3.transform = function(string) { + var g = d3_document.createElementNS(d3.ns.prefix.svg, "g"); + return (d3.transform = function(string) { + if (string != null) { + g.setAttribute("transform", string); + var t = g.transform.baseVal.consolidate(); + } + return new d3_transform(t ? t.matrix : d3_transformIdentity); + })(string); + }; + function d3_transform(m) { + var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0; + if (r0[0] * r1[1] < r1[0] * r0[1]) { + r0[0] *= -1; + r0[1] *= -1; + kx *= -1; + kz *= -1; + } + this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees; + this.translate = [ m.e, m.f ]; + this.scale = [ kx, ky ]; + this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0; + } + d3_transform.prototype.toString = function() { + return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")"; + }; + function d3_transformDot(a, b) { + return a[0] * b[0] + a[1] * b[1]; + } + function d3_transformNormalize(a) { + var k = Math.sqrt(d3_transformDot(a, a)); + if (k) { + a[0] /= k; + a[1] /= k; + } + return k; + } + function d3_transformCombine(a, b, k) { + a[0] += k * b[0]; + a[1] += k * b[1]; + return a; + } + var d3_transformIdentity = { + a: 1, + b: 0, + c: 0, + d: 1, + e: 0, + f: 0 + }; + d3.interpolateTransform = d3_interpolateTransform; + function d3_interpolateTransform(a, b) { + var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale; + if (ta[0] != tb[0] || ta[1] != tb[1]) { + s.push("translate(", null, ",", null, ")"); + q.push({ + i: 1, + x: d3_interpolateNumber(ta[0], tb[0]) + }, { + i: 3, + x: d3_interpolateNumber(ta[1], tb[1]) + }); + } else if (tb[0] || tb[1]) { + s.push("translate(" + tb + ")"); + } else { + s.push(""); + } + if (ra != rb) { + if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360; + q.push({ + i: s.push(s.pop() + "rotate(", null, ")") - 2, + x: d3_interpolateNumber(ra, rb) + }); + } else if (rb) { + s.push(s.pop() + "rotate(" + rb + ")"); + } + if (wa != wb) { + q.push({ + i: s.push(s.pop() + "skewX(", null, ")") - 2, + x: d3_interpolateNumber(wa, wb) + }); + } else if (wb) { + s.push(s.pop() + "skewX(" + wb + ")"); + } + if (ka[0] != kb[0] || ka[1] != kb[1]) { + n = s.push(s.pop() + "scale(", null, ",", null, ")"); + q.push({ + i: n - 4, + x: d3_interpolateNumber(ka[0], kb[0]) + }, { + i: n - 2, + x: d3_interpolateNumber(ka[1], kb[1]) + }); + } else if (kb[0] != 1 || kb[1] != 1) { + s.push(s.pop() + "scale(" + kb + ")"); + } + n = q.length; + return function(t) { + var i = -1, o; + while (++i < n) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }; + } + function d3_uninterpolateNumber(a, b) { + b = b - (a = +a) ? 1 / (b - a) : 0; + return function(x) { + return (x - a) * b; + }; + } + function d3_uninterpolateClamp(a, b) { + b = b - (a = +a) ? 1 / (b - a) : 0; + return function(x) { + return Math.max(0, Math.min(1, (x - a) * b)); + }; + } + d3.layout = {}; + d3.layout.bundle = function() { + return function(links) { + var paths = [], i = -1, n = links.length; + while (++i < n) paths.push(d3_layout_bundlePath(links[i])); + return paths; + }; + }; + function d3_layout_bundlePath(link) { + var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ]; + while (start !== lca) { + start = start.parent; + points.push(start); + } + var k = points.length; + while (end !== lca) { + points.splice(k, 0, end); + end = end.parent; + } + return points; + } + function d3_layout_bundleAncestors(node) { + var ancestors = [], parent = node.parent; + while (parent != null) { + ancestors.push(node); + node = parent; + parent = parent.parent; + } + ancestors.push(node); + return ancestors; + } + function d3_layout_bundleLeastCommonAncestor(a, b) { + if (a === b) return a; + var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null; + while (aNode === bNode) { + sharedNode = aNode; + aNode = aNodes.pop(); + bNode = bNodes.pop(); + } + return sharedNode; + } + d3.layout.chord = function() { + var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords; + function relayout() { + var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j; + chords = []; + groups = []; + k = 0, i = -1; + while (++i < n) { + x = 0, j = -1; + while (++j < n) { + x += matrix[i][j]; + } + groupSums.push(x); + subgroupIndex.push(d3.range(n)); + k += x; + } + if (sortGroups) { + groupIndex.sort(function(a, b) { + return sortGroups(groupSums[a], groupSums[b]); + }); + } + if (sortSubgroups) { + subgroupIndex.forEach(function(d, i) { + d.sort(function(a, b) { + return sortSubgroups(matrix[i][a], matrix[i][b]); + }); + }); + } + k = (τ - padding * n) / k; + x = 0, i = -1; + while (++i < n) { + x0 = x, j = -1; + while (++j < n) { + var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k; + subgroups[di + "-" + dj] = { + index: di, + subindex: dj, + startAngle: a0, + endAngle: a1, + value: v + }; + } + groups[di] = { + index: di, + startAngle: x0, + endAngle: x, + value: (x - x0) / k + }; + x += padding; + } + i = -1; + while (++i < n) { + j = i - 1; + while (++j < n) { + var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i]; + if (source.value || target.value) { + chords.push(source.value < target.value ? { + source: target, + target: source + } : { + source: source, + target: target + }); + } + } + } + if (sortChords) resort(); + } + function resort() { + chords.sort(function(a, b) { + return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2); + }); + } + chord.matrix = function(x) { + if (!arguments.length) return matrix; + n = (matrix = x) && matrix.length; + chords = groups = null; + return chord; + }; + chord.padding = function(x) { + if (!arguments.length) return padding; + padding = x; + chords = groups = null; + return chord; + }; + chord.sortGroups = function(x) { + if (!arguments.length) return sortGroups; + sortGroups = x; + chords = groups = null; + return chord; + }; + chord.sortSubgroups = function(x) { + if (!arguments.length) return sortSubgroups; + sortSubgroups = x; + chords = null; + return chord; + }; + chord.sortChords = function(x) { + if (!arguments.length) return sortChords; + sortChords = x; + if (chords) resort(); + return chord; + }; + chord.chords = function() { + if (!chords) relayout(); + return chords; + }; + chord.groups = function() { + if (!groups) relayout(); + return groups; + }; + return chord; + }; + d3.layout.force = function() { + var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, gravity = .1, theta = .8, nodes = [], links = [], distances, strengths, charges; + function repulse(node) { + return function(quad, x1, _, x2) { + if (quad.point !== node) { + var dx = quad.cx - node.x, dy = quad.cy - node.y, dn = 1 / Math.sqrt(dx * dx + dy * dy); + if ((x2 - x1) * dn < theta) { + var k = quad.charge * dn * dn; + node.px -= dx * k; + node.py -= dy * k; + return true; + } + if (quad.point && isFinite(dn)) { + var k = quad.pointCharge * dn * dn; + node.px -= dx * k; + node.py -= dy * k; + } + } + return !quad.charge; + }; + } + force.tick = function() { + if ((alpha *= .99) < .005) { + event.end({ + type: "end", + alpha: alpha = 0 + }); + return true; + } + var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y; + for (i = 0; i < m; ++i) { + o = links[i]; + s = o.source; + t = o.target; + x = t.x - s.x; + y = t.y - s.y; + if (l = x * x + y * y) { + l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l; + x *= l; + y *= l; + t.x -= x * (k = s.weight / (t.weight + s.weight)); + t.y -= y * k; + s.x += x * (k = 1 - k); + s.y += y * k; + } + } + if (k = alpha * gravity) { + x = size[0] / 2; + y = size[1] / 2; + i = -1; + if (k) while (++i < n) { + o = nodes[i]; + o.x += (x - o.x) * k; + o.y += (y - o.y) * k; + } + } + if (charge) { + d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges); + i = -1; + while (++i < n) { + if (!(o = nodes[i]).fixed) { + q.visit(repulse(o)); + } + } + } + i = -1; + while (++i < n) { + o = nodes[i]; + if (o.fixed) { + o.x = o.px; + o.y = o.py; + } else { + o.x -= (o.px - (o.px = o.x)) * friction; + o.y -= (o.py - (o.py = o.y)) * friction; + } + } + event.tick({ + type: "tick", + alpha: alpha + }); + }; + force.nodes = function(x) { + if (!arguments.length) return nodes; + nodes = x; + return force; + }; + force.links = function(x) { + if (!arguments.length) return links; + links = x; + return force; + }; + force.size = function(x) { + if (!arguments.length) return size; + size = x; + return force; + }; + force.linkDistance = function(x) { + if (!arguments.length) return linkDistance; + linkDistance = typeof x === "function" ? x : +x; + return force; + }; + force.distance = force.linkDistance; + force.linkStrength = function(x) { + if (!arguments.length) return linkStrength; + linkStrength = typeof x === "function" ? x : +x; + return force; + }; + force.friction = function(x) { + if (!arguments.length) return friction; + friction = +x; + return force; + }; + force.charge = function(x) { + if (!arguments.length) return charge; + charge = typeof x === "function" ? x : +x; + return force; + }; + force.gravity = function(x) { + if (!arguments.length) return gravity; + gravity = +x; + return force; + }; + force.theta = function(x) { + if (!arguments.length) return theta; + theta = +x; + return force; + }; + force.alpha = function(x) { + if (!arguments.length) return alpha; + x = +x; + if (alpha) { + if (x > 0) alpha = x; else alpha = 0; + } else if (x > 0) { + event.start({ + type: "start", + alpha: alpha = x + }); + d3.timer(force.tick); + } + return force; + }; + force.start = function() { + var i, j, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o; + for (i = 0; i < n; ++i) { + (o = nodes[i]).index = i; + o.weight = 0; + } + for (i = 0; i < m; ++i) { + o = links[i]; + if (typeof o.source == "number") o.source = nodes[o.source]; + if (typeof o.target == "number") o.target = nodes[o.target]; + ++o.source.weight; + ++o.target.weight; + } + for (i = 0; i < n; ++i) { + o = nodes[i]; + if (isNaN(o.x)) o.x = position("x", w); + if (isNaN(o.y)) o.y = position("y", h); + if (isNaN(o.px)) o.px = o.x; + if (isNaN(o.py)) o.py = o.y; + } + distances = []; + if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance; + strengths = []; + if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength; + charges = []; + if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge; + function position(dimension, size) { + var neighbors = neighbor(i), j = -1, m = neighbors.length, x; + while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x; + return Math.random() * size; + } + function neighbor() { + if (!neighbors) { + neighbors = []; + for (j = 0; j < n; ++j) { + neighbors[j] = []; + } + for (j = 0; j < m; ++j) { + var o = links[j]; + neighbors[o.source.index].push(o.target); + neighbors[o.target.index].push(o.source); + } + } + return neighbors[i]; + } + return force.resume(); + }; + force.resume = function() { + return force.alpha(.1); + }; + force.stop = function() { + return force.alpha(0); + }; + force.drag = function() { + if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend); + if (!arguments.length) return drag; + this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag); + }; + function dragmove(d) { + d.px = d3.event.x, d.py = d3.event.y; + force.resume(); + } + return d3.rebind(force, event, "on"); + }; + function d3_layout_forceDragstart(d) { + d.fixed |= 2; + } + function d3_layout_forceDragend(d) { + d.fixed &= ~6; + } + function d3_layout_forceMouseover(d) { + d.fixed |= 4; + d.px = d.x, d.py = d.y; + } + function d3_layout_forceMouseout(d) { + d.fixed &= ~4; + } + function d3_layout_forceAccumulate(quad, alpha, charges) { + var cx = 0, cy = 0; + quad.charge = 0; + if (!quad.leaf) { + var nodes = quad.nodes, n = nodes.length, i = -1, c; + while (++i < n) { + c = nodes[i]; + if (c == null) continue; + d3_layout_forceAccumulate(c, alpha, charges); + quad.charge += c.charge; + cx += c.charge * c.cx; + cy += c.charge * c.cy; + } + } + if (quad.point) { + if (!quad.leaf) { + quad.point.x += Math.random() - .5; + quad.point.y += Math.random() - .5; + } + var k = alpha * charges[quad.point.index]; + quad.charge += quad.pointCharge = k; + cx += k * quad.point.x; + cy += k * quad.point.y; + } + quad.cx = cx / quad.charge; + quad.cy = cy / quad.charge; + } + var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1; + d3.layout.hierarchy = function() { + var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue; + function recurse(node, depth, nodes) { + var childs = children.call(hierarchy, node, depth); + node.depth = depth; + nodes.push(node); + if (childs && (n = childs.length)) { + var i = -1, n, c = node.children = [], v = 0, j = depth + 1, d; + while (++i < n) { + d = recurse(childs[i], j, nodes); + d.parent = node; + c.push(d); + v += d.value; + } + if (sort) c.sort(sort); + if (value) node.value = v; + } else if (value) { + node.value = +value.call(hierarchy, node, depth) || 0; + } + return node; + } + function revalue(node, depth) { + var children = node.children, v = 0; + if (children && (n = children.length)) { + var i = -1, n, j = depth + 1; + while (++i < n) v += revalue(children[i], j); + } else if (value) { + v = +value.call(hierarchy, node, depth) || 0; + } + if (value) node.value = v; + return v; + } + function hierarchy(d) { + var nodes = []; + recurse(d, 0, nodes); + return nodes; + } + hierarchy.sort = function(x) { + if (!arguments.length) return sort; + sort = x; + return hierarchy; + }; + hierarchy.children = function(x) { + if (!arguments.length) return children; + children = x; + return hierarchy; + }; + hierarchy.value = function(x) { + if (!arguments.length) return value; + value = x; + return hierarchy; + }; + hierarchy.revalue = function(root) { + revalue(root, 0); + return root; + }; + return hierarchy; + }; + function d3_layout_hierarchyRebind(object, hierarchy) { + d3.rebind(object, hierarchy, "sort", "children", "value"); + object.nodes = object; + object.links = d3_layout_hierarchyLinks; + return object; + } + function d3_layout_hierarchyChildren(d) { + return d.children; + } + function d3_layout_hierarchyValue(d) { + return d.value; + } + function d3_layout_hierarchySort(a, b) { + return b.value - a.value; + } + function d3_layout_hierarchyLinks(nodes) { + return d3.merge(nodes.map(function(parent) { + return (parent.children || []).map(function(child) { + return { + source: parent, + target: child + }; + }); + })); + } + d3.layout.partition = function() { + var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ]; + function position(node, x, dx, dy) { + var children = node.children; + node.x = x; + node.y = node.depth * dy; + node.dx = dx; + node.dy = dy; + if (children && (n = children.length)) { + var i = -1, n, c, d; + dx = node.value ? dx / node.value : 0; + while (++i < n) { + position(c = children[i], x, d = c.value * dx, dy); + x += d; + } + } + } + function depth(node) { + var children = node.children, d = 0; + if (children && (n = children.length)) { + var i = -1, n; + while (++i < n) d = Math.max(d, depth(children[i])); + } + return 1 + d; + } + function partition(d, i) { + var nodes = hierarchy.call(this, d, i); + position(nodes[0], 0, size[0], size[1] / depth(nodes[0])); + return nodes; + } + partition.size = function(x) { + if (!arguments.length) return size; + size = x; + return partition; + }; + return d3_layout_hierarchyRebind(partition, hierarchy); + }; + d3.layout.pie = function() { + var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ; + function pie(data) { + var values = data.map(function(d, i) { + return +value.call(pie, d, i); + }); + var a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle); + var k = ((typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a) / d3.sum(values); + var index = d3.range(data.length); + if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) { + return values[j] - values[i]; + } : function(i, j) { + return sort(data[i], data[j]); + }); + var arcs = []; + index.forEach(function(i) { + var d; + arcs[i] = { + data: data[i], + value: d = values[i], + startAngle: a, + endAngle: a += d * k + }; + }); + return arcs; + } + pie.value = function(x) { + if (!arguments.length) return value; + value = x; + return pie; + }; + pie.sort = function(x) { + if (!arguments.length) return sort; + sort = x; + return pie; + }; + pie.startAngle = function(x) { + if (!arguments.length) return startAngle; + startAngle = x; + return pie; + }; + pie.endAngle = function(x) { + if (!arguments.length) return endAngle; + endAngle = x; + return pie; + }; + return pie; + }; + var d3_layout_pieSortByValue = {}; + d3.layout.stack = function() { + var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY; + function stack(data, index) { + var series = data.map(function(d, i) { + return values.call(stack, d, i); + }); + var points = series.map(function(d) { + return d.map(function(v, i) { + return [ x.call(stack, v, i), y.call(stack, v, i) ]; + }); + }); + var orders = order.call(stack, points, index); + series = d3.permute(series, orders); + points = d3.permute(points, orders); + var offsets = offset.call(stack, points, index); + var n = series.length, m = series[0].length, i, j, o; + for (j = 0; j < m; ++j) { + out.call(stack, series[0][j], o = offsets[j], points[0][j][1]); + for (i = 1; i < n; ++i) { + out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]); + } + } + return data; + } + stack.values = function(x) { + if (!arguments.length) return values; + values = x; + return stack; + }; + stack.order = function(x) { + if (!arguments.length) return order; + order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault; + return stack; + }; + stack.offset = function(x) { + if (!arguments.length) return offset; + offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero; + return stack; + }; + stack.x = function(z) { + if (!arguments.length) return x; + x = z; + return stack; + }; + stack.y = function(z) { + if (!arguments.length) return y; + y = z; + return stack; + }; + stack.out = function(z) { + if (!arguments.length) return out; + out = z; + return stack; + }; + return stack; + }; + function d3_layout_stackX(d) { + return d.x; + } + function d3_layout_stackY(d) { + return d.y; + } + function d3_layout_stackOut(d, y0, y) { + d.y0 = y0; + d.y = y; + } + var d3_layout_stackOrders = d3.map({ + "inside-out": function(data) { + var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) { + return max[a] - max[b]; + }), top = 0, bottom = 0, tops = [], bottoms = []; + for (i = 0; i < n; ++i) { + j = index[i]; + if (top < bottom) { + top += sums[j]; + tops.push(j); + } else { + bottom += sums[j]; + bottoms.push(j); + } + } + return bottoms.reverse().concat(tops); + }, + reverse: function(data) { + return d3.range(data.length).reverse(); + }, + "default": d3_layout_stackOrderDefault + }); + var d3_layout_stackOffsets = d3.map({ + silhouette: function(data) { + var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o > max) max = o; + sums.push(o); + } + for (j = 0; j < m; ++j) { + y0[j] = (max - sums[j]) / 2; + } + return y0; + }, + wiggle: function(data) { + var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = []; + y0[0] = o = o0 = 0; + for (j = 1; j < m; ++j) { + for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1]; + for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) { + for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) { + s3 += (data[k][j][1] - data[k][j - 1][1]) / dx; + } + s2 += s3 * data[i][j][1]; + } + y0[j] = o -= s1 ? s2 / s1 * dx : 0; + if (o < o0) o0 = o; + } + for (j = 0; j < m; ++j) y0[j] -= o0; + return y0; + }, + expand: function(data) { + var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k; + } + for (j = 0; j < m; ++j) y0[j] = 0; + return y0; + }, + zero: d3_layout_stackOffsetZero + }); + function d3_layout_stackOrderDefault(data) { + return d3.range(data.length); + } + function d3_layout_stackOffsetZero(data) { + var j = -1, m = data[0].length, y0 = []; + while (++j < m) y0[j] = 0; + return y0; + } + function d3_layout_stackMaxIndex(array) { + var i = 1, j = 0, v = array[0][1], k, n = array.length; + for (;i < n; ++i) { + if ((k = array[i][1]) > v) { + j = i; + v = k; + } + } + return j; + } + function d3_layout_stackReduceSum(d) { + return d.reduce(d3_layout_stackSum, 0); + } + function d3_layout_stackSum(p, d) { + return p + d[1]; + } + d3.layout.histogram = function() { + var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges; + function histogram(data, i) { + var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x; + while (++i < m) { + bin = bins[i] = []; + bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]); + bin.y = 0; + } + if (m > 0) { + i = -1; + while (++i < n) { + x = values[i]; + if (x >= range[0] && x <= range[1]) { + bin = bins[d3.bisect(thresholds, x, 1, m) - 1]; + bin.y += k; + bin.push(data[i]); + } + } + } + return bins; + } + histogram.value = function(x) { + if (!arguments.length) return valuer; + valuer = x; + return histogram; + }; + histogram.range = function(x) { + if (!arguments.length) return ranger; + ranger = d3_functor(x); + return histogram; + }; + histogram.bins = function(x) { + if (!arguments.length) return binner; + binner = typeof x === "number" ? function(range) { + return d3_layout_histogramBinFixed(range, x); + } : d3_functor(x); + return histogram; + }; + histogram.frequency = function(x) { + if (!arguments.length) return frequency; + frequency = !!x; + return histogram; + }; + return histogram; + }; + function d3_layout_histogramBinSturges(range, values) { + return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1)); + } + function d3_layout_histogramBinFixed(range, n) { + var x = -1, b = +range[0], m = (range[1] - b) / n, f = []; + while (++x <= n) f[x] = m * x + b; + return f; + } + function d3_layout_histogramRange(values) { + return [ d3.min(values), d3.max(values) ]; + } + d3.layout.tree = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false; + function tree(d, i) { + var nodes = hierarchy.call(this, d, i), root = nodes[0]; + function firstWalk(node, previousSibling) { + var children = node.children, layout = node._tree; + if (children && (n = children.length)) { + var n, firstChild = children[0], previousChild, ancestor = firstChild, child, i = -1; + while (++i < n) { + child = children[i]; + firstWalk(child, previousChild); + ancestor = apportion(child, previousChild, ancestor); + previousChild = child; + } + d3_layout_treeShift(node); + var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim); + if (previousSibling) { + layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); + layout.mod = layout.prelim - midpoint; + } else { + layout.prelim = midpoint; + } + } else { + if (previousSibling) { + layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); + } + } + } + function secondWalk(node, x) { + node.x = node._tree.prelim + x; + var children = node.children; + if (children && (n = children.length)) { + var i = -1, n; + x += node._tree.mod; + while (++i < n) { + secondWalk(children[i], x); + } + } + } + function apportion(node, previousSibling, ancestor) { + if (previousSibling) { + var vip = node, vop = node, vim = previousSibling, vom = node.parent.children[0], sip = vip._tree.mod, sop = vop._tree.mod, sim = vim._tree.mod, som = vom._tree.mod, shift; + while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) { + vom = d3_layout_treeLeft(vom); + vop = d3_layout_treeRight(vop); + vop._tree.ancestor = node; + shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip); + if (shift > 0) { + d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift); + sip += shift; + sop += shift; + } + sim += vim._tree.mod; + sip += vip._tree.mod; + som += vom._tree.mod; + sop += vop._tree.mod; + } + if (vim && !d3_layout_treeRight(vop)) { + vop._tree.thread = vim; + vop._tree.mod += sim - sop; + } + if (vip && !d3_layout_treeLeft(vom)) { + vom._tree.thread = vip; + vom._tree.mod += sip - som; + ancestor = node; + } + } + return ancestor; + } + d3_layout_treeVisitAfter(root, function(node, previousSibling) { + node._tree = { + ancestor: node, + prelim: 0, + mod: 0, + change: 0, + shift: 0, + number: previousSibling ? previousSibling._tree.number + 1 : 0 + }; + }); + firstWalk(root); + secondWalk(root, -root._tree.prelim); + var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), right = d3_layout_treeSearch(root, d3_layout_treeRightmost), deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2, y1 = deep.depth || 1; + d3_layout_treeVisitAfter(root, nodeSize ? function(node) { + node.x *= size[0]; + node.y = node.depth * size[1]; + delete node._tree; + } : function(node) { + node.x = (node.x - x0) / (x1 - x0) * size[0]; + node.y = node.depth / y1 * size[1]; + delete node._tree; + }); + return nodes; + } + tree.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return tree; + }; + tree.size = function(x) { + if (!arguments.length) return nodeSize ? null : size; + nodeSize = (size = x) == null; + return tree; + }; + tree.nodeSize = function(x) { + if (!arguments.length) return nodeSize ? size : null; + nodeSize = (size = x) != null; + return tree; + }; + return d3_layout_hierarchyRebind(tree, hierarchy); + }; + function d3_layout_treeSeparation(a, b) { + return a.parent == b.parent ? 1 : 2; + } + function d3_layout_treeLeft(node) { + var children = node.children; + return children && children.length ? children[0] : node._tree.thread; + } + function d3_layout_treeRight(node) { + var children = node.children, n; + return children && (n = children.length) ? children[n - 1] : node._tree.thread; + } + function d3_layout_treeSearch(node, compare) { + var children = node.children; + if (children && (n = children.length)) { + var child, n, i = -1; + while (++i < n) { + if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) { + node = child; + } + } + } + return node; + } + function d3_layout_treeRightmost(a, b) { + return a.x - b.x; + } + function d3_layout_treeLeftmost(a, b) { + return b.x - a.x; + } + function d3_layout_treeDeepest(a, b) { + return a.depth - b.depth; + } + function d3_layout_treeVisitAfter(node, callback) { + function visit(node, previousSibling) { + var children = node.children; + if (children && (n = children.length)) { + var child, previousChild = null, i = -1, n; + while (++i < n) { + child = children[i]; + visit(child, previousChild); + previousChild = child; + } + } + callback(node, previousSibling); + } + visit(node, null); + } + function d3_layout_treeShift(node) { + var shift = 0, change = 0, children = node.children, i = children.length, child; + while (--i >= 0) { + child = children[i]._tree; + child.prelim += shift; + child.mod += shift; + shift += child.shift + (change += child.change); + } + } + function d3_layout_treeMove(ancestor, node, shift) { + ancestor = ancestor._tree; + node = node._tree; + var change = shift / (node.number - ancestor.number); + ancestor.change += change; + node.change -= change; + node.shift += shift; + node.prelim += shift; + node.mod += shift; + } + function d3_layout_treeAncestor(vim, node, ancestor) { + return vim._tree.ancestor.parent == node.parent ? vim._tree.ancestor : ancestor; + } + d3.layout.pack = function() { + var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius; + function pack(d, i) { + var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() { + return radius; + }; + root.x = root.y = 0; + d3_layout_treeVisitAfter(root, function(d) { + d.r = +r(d.value); + }); + d3_layout_treeVisitAfter(root, d3_layout_packSiblings); + if (padding) { + var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2; + d3_layout_treeVisitAfter(root, function(d) { + d.r += dr; + }); + d3_layout_treeVisitAfter(root, d3_layout_packSiblings); + d3_layout_treeVisitAfter(root, function(d) { + d.r -= dr; + }); + } + d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h)); + return nodes; + } + pack.size = function(_) { + if (!arguments.length) return size; + size = _; + return pack; + }; + pack.radius = function(_) { + if (!arguments.length) return radius; + radius = _ == null || typeof _ === "function" ? _ : +_; + return pack; + }; + pack.padding = function(_) { + if (!arguments.length) return padding; + padding = +_; + return pack; + }; + return d3_layout_hierarchyRebind(pack, hierarchy); + }; + function d3_layout_packSort(a, b) { + return a.value - b.value; + } + function d3_layout_packInsert(a, b) { + var c = a._pack_next; + a._pack_next = b; + b._pack_prev = a; + b._pack_next = c; + c._pack_prev = b; + } + function d3_layout_packSplice(a, b) { + a._pack_next = b; + b._pack_prev = a; + } + function d3_layout_packIntersects(a, b) { + var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r; + return .999 * dr * dr > dx * dx + dy * dy; + } + function d3_layout_packSiblings(node) { + if (!(nodes = node.children) || !(n = nodes.length)) return; + var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n; + function bound(node) { + xMin = Math.min(node.x - node.r, xMin); + xMax = Math.max(node.x + node.r, xMax); + yMin = Math.min(node.y - node.r, yMin); + yMax = Math.max(node.y + node.r, yMax); + } + nodes.forEach(d3_layout_packLink); + a = nodes[0]; + a.x = -a.r; + a.y = 0; + bound(a); + if (n > 1) { + b = nodes[1]; + b.x = b.r; + b.y = 0; + bound(b); + if (n > 2) { + c = nodes[2]; + d3_layout_packPlace(a, b, c); + bound(c); + d3_layout_packInsert(a, c); + a._pack_prev = c; + d3_layout_packInsert(c, b); + b = a._pack_next; + for (i = 3; i < n; i++) { + d3_layout_packPlace(a, b, c = nodes[i]); + var isect = 0, s1 = 1, s2 = 1; + for (j = b._pack_next; j !== b; j = j._pack_next, s1++) { + if (d3_layout_packIntersects(j, c)) { + isect = 1; + break; + } + } + if (isect == 1) { + for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) { + if (d3_layout_packIntersects(k, c)) { + break; + } + } + } + if (isect) { + if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b); + i--; + } else { + d3_layout_packInsert(a, c); + b = c; + bound(c); + } + } + } + } + var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0; + for (i = 0; i < n; i++) { + c = nodes[i]; + c.x -= cx; + c.y -= cy; + cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y)); + } + node.r = cr; + nodes.forEach(d3_layout_packUnlink); + } + function d3_layout_packLink(node) { + node._pack_next = node._pack_prev = node; + } + function d3_layout_packUnlink(node) { + delete node._pack_next; + delete node._pack_prev; + } + function d3_layout_packTransform(node, x, y, k) { + var children = node.children; + node.x = x += k * node.x; + node.y = y += k * node.y; + node.r *= k; + if (children) { + var i = -1, n = children.length; + while (++i < n) d3_layout_packTransform(children[i], x, y, k); + } + } + function d3_layout_packPlace(a, b, c) { + var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y; + if (db && (dx || dy)) { + var da = b.r + c.r, dc = dx * dx + dy * dy; + da *= da; + db *= db; + var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc); + c.x = a.x + x * dx + y * dy; + c.y = a.y + x * dy - y * dx; + } else { + c.x = a.x + db; + c.y = a.y; + } + } + d3.layout.cluster = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false; + function cluster(d, i) { + var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0; + d3_layout_treeVisitAfter(root, function(node) { + var children = node.children; + if (children && children.length) { + node.x = d3_layout_clusterX(children); + node.y = d3_layout_clusterY(children); + } else { + node.x = previousNode ? x += separation(node, previousNode) : 0; + node.y = 0; + previousNode = node; + } + }); + var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2; + d3_layout_treeVisitAfter(root, nodeSize ? function(node) { + node.x = (node.x - root.x) * size[0]; + node.y = (root.y - node.y) * size[1]; + } : function(node) { + node.x = (node.x - x0) / (x1 - x0) * size[0]; + node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1]; + }); + return nodes; + } + cluster.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return cluster; + }; + cluster.size = function(x) { + if (!arguments.length) return nodeSize ? null : size; + nodeSize = (size = x) == null; + return cluster; + }; + cluster.nodeSize = function(x) { + if (!arguments.length) return nodeSize ? size : null; + nodeSize = (size = x) != null; + return cluster; + }; + return d3_layout_hierarchyRebind(cluster, hierarchy); + }; + function d3_layout_clusterY(children) { + return 1 + d3.max(children, function(child) { + return child.y; + }); + } + function d3_layout_clusterX(children) { + return children.reduce(function(x, child) { + return x + child.x; + }, 0) / children.length; + } + function d3_layout_clusterLeft(node) { + var children = node.children; + return children && children.length ? d3_layout_clusterLeft(children[0]) : node; + } + function d3_layout_clusterRight(node) { + var children = node.children, n; + return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node; + } + d3.layout.treemap = function() { + var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5)); + function scale(children, k) { + var i = -1, n = children.length, child, area; + while (++i < n) { + area = (child = children[i]).value * (k < 0 ? 0 : k); + child.area = isNaN(area) || area <= 0 ? 0 : area; + } + } + function squarify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while ((n = remaining.length) > 0) { + row.push(child = remaining[n - 1]); + row.area += child.area; + if (mode !== "squarify" || (score = worst(row, u)) <= best) { + remaining.pop(); + best = score; + } else { + row.area -= row.pop().area; + position(row, u, rect, false); + u = Math.min(rect.dx, rect.dy); + row.length = row.area = 0; + best = Infinity; + } + } + if (row.length) { + position(row, u, rect, true); + row.length = row.area = 0; + } + children.forEach(squarify); + } + } + function stickify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), remaining = children.slice(), child, row = []; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while (child = remaining.pop()) { + row.push(child); + row.area += child.area; + if (child.z != null) { + position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length); + row.length = row.area = 0; + } + } + children.forEach(stickify); + } + } + function worst(row, u) { + var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length; + while (++i < n) { + if (!(r = row[i].area)) continue; + if (r < rmin) rmin = r; + if (r > rmax) rmax = r; + } + s *= s; + u *= u; + return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity; + } + function position(row, u, rect, flush) { + var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o; + if (u == rect.dx) { + if (flush || v > rect.dy) v = rect.dy; + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dy = v; + x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0); + } + o.z = true; + o.dx += rect.x + rect.dx - x; + rect.y += v; + rect.dy -= v; + } else { + if (flush || v > rect.dx) v = rect.dx; + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dx = v; + y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0); + } + o.z = false; + o.dy += rect.y + rect.dy - y; + rect.x += v; + rect.dx -= v; + } + } + function treemap(d) { + var nodes = stickies || hierarchy(d), root = nodes[0]; + root.x = 0; + root.y = 0; + root.dx = size[0]; + root.dy = size[1]; + if (stickies) hierarchy.revalue(root); + scale([ root ], root.dx * root.dy / root.value); + (stickies ? stickify : squarify)(root); + if (sticky) stickies = nodes; + return nodes; + } + treemap.size = function(x) { + if (!arguments.length) return size; + size = x; + return treemap; + }; + treemap.padding = function(x) { + if (!arguments.length) return padding; + function padFunction(node) { + var p = x.call(treemap, node, node.depth); + return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p); + } + function padConstant(node) { + return d3_layout_treemapPad(node, x); + } + var type; + pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ], + padConstant) : padConstant; + return treemap; + }; + treemap.round = function(x) { + if (!arguments.length) return round != Number; + round = x ? Math.round : Number; + return treemap; + }; + treemap.sticky = function(x) { + if (!arguments.length) return sticky; + sticky = x; + stickies = null; + return treemap; + }; + treemap.ratio = function(x) { + if (!arguments.length) return ratio; + ratio = x; + return treemap; + }; + treemap.mode = function(x) { + if (!arguments.length) return mode; + mode = x + ""; + return treemap; + }; + return d3_layout_hierarchyRebind(treemap, hierarchy); + }; + function d3_layout_treemapPadNull(node) { + return { + x: node.x, + y: node.y, + dx: node.dx, + dy: node.dy + }; + } + function d3_layout_treemapPad(node, padding) { + var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2]; + if (dx < 0) { + x += dx / 2; + dx = 0; + } + if (dy < 0) { + y += dy / 2; + dy = 0; + } + return { + x: x, + y: y, + dx: dx, + dy: dy + }; + } + d3.random = { + normal: function(µ, σ) { + var n = arguments.length; + if (n < 2) σ = 1; + if (n < 1) µ = 0; + return function() { + var x, y, r; + do { + x = Math.random() * 2 - 1; + y = Math.random() * 2 - 1; + r = x * x + y * y; + } while (!r || r > 1); + return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r); + }; + }, + logNormal: function() { + var random = d3.random.normal.apply(d3, arguments); + return function() { + return Math.exp(random()); + }; + }, + irwinHall: function(m) { + return function() { + for (var s = 0, j = 0; j < m; j++) s += Math.random(); + return s / m; + }; + } + }; + d3.scale = {}; + function d3_scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [ start, stop ] : [ stop, start ]; + } + function d3_scaleRange(scale) { + return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); + } + function d3_scale_bilinear(domain, range, uninterpolate, interpolate) { + var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]); + return function(x) { + return i(u(x)); + }; + } + function d3_scale_nice(domain, nice) { + var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx; + if (x1 < x0) { + dx = i0, i0 = i1, i1 = dx; + dx = x0, x0 = x1, x1 = dx; + } + domain[i0] = nice.floor(x0); + domain[i1] = nice.ceil(x1); + return domain; + } + function d3_scale_niceStep(step) { + return step ? { + floor: function(x) { + return Math.floor(x / step) * step; + }, + ceil: function(x) { + return Math.ceil(x / step) * step; + } + } : d3_scale_niceIdentity; + } + var d3_scale_niceIdentity = { + floor: d3_identity, + ceil: d3_identity + }; + function d3_scale_polylinear(domain, range, uninterpolate, interpolate) { + var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1; + if (domain[k] < domain[0]) { + domain = domain.slice().reverse(); + range = range.slice().reverse(); + } + while (++j <= k) { + u.push(uninterpolate(domain[j - 1], domain[j])); + i.push(interpolate(range[j - 1], range[j])); + } + return function(x) { + var j = d3.bisect(domain, x, 1, k) - 1; + return i[j](u[j](x)); + }; + } + d3.scale.linear = function() { + return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false); + }; + function d3_scale_linear(domain, range, interpolate, clamp) { + var output, input; + function rescale() { + var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber; + output = linear(domain, range, uninterpolate, interpolate); + input = linear(range, domain, uninterpolate, d3_interpolate); + return scale; + } + function scale(x) { + return output(x); + } + scale.invert = function(y) { + return input(y); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.map(Number); + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.rangeRound = function(x) { + return scale.range(x).interpolate(d3_interpolateRound); + }; + scale.clamp = function(x) { + if (!arguments.length) return clamp; + clamp = x; + return rescale(); + }; + scale.interpolate = function(x) { + if (!arguments.length) return interpolate; + interpolate = x; + return rescale(); + }; + scale.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + scale.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + scale.nice = function(m) { + d3_scale_linearNice(domain, m); + return rescale(); + }; + scale.copy = function() { + return d3_scale_linear(domain, range, interpolate, clamp); + }; + return rescale(); + } + function d3_scale_linearRebind(scale, linear) { + return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); + } + function d3_scale_linearNice(domain, m) { + return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2])); + } + function d3_scale_linearTickRange(domain, m) { + if (m == null) m = 10; + var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step; + if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2; + extent[0] = Math.ceil(extent[0] / step) * step; + extent[1] = Math.floor(extent[1] / step) * step + step * .5; + extent[2] = step; + return extent; + } + function d3_scale_linearTicks(domain, m) { + return d3.range.apply(d3, d3_scale_linearTickRange(domain, m)); + } + function d3_scale_linearTickFormat(domain, m, format) { + var precision = -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01); + return d3.format(format ? format.replace(d3_format_re, function(a, b, c, d, e, f, g, h, i, j) { + return [ b, c, d, e, f, g, h, i || "." + (precision - (j === "%") * 2), j ].join(""); + }) : ",." + precision + "f"); + } + d3.scale.log = function() { + return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]); + }; + function d3_scale_log(linear, base, positive, domain) { + function log(x) { + return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base); + } + function pow(x) { + return positive ? Math.pow(base, x) : -Math.pow(base, -x); + } + function scale(x) { + return linear(log(x)); + } + scale.invert = function(x) { + return pow(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + positive = x[0] >= 0; + linear.domain((domain = x.map(Number)).map(log)); + return scale; + }; + scale.base = function(_) { + if (!arguments.length) return base; + base = +_; + linear.domain(domain.map(log)); + return scale; + }; + scale.nice = function() { + var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative); + linear.domain(niced); + domain = niced.map(pow); + return scale; + }; + scale.ticks = function() { + var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base; + if (isFinite(j - i)) { + if (positive) { + for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k); + ticks.push(pow(i)); + } else { + ticks.push(pow(i)); + for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k); + } + for (i = 0; ticks[i] < u; i++) {} + for (j = ticks.length; ticks[j - 1] > v; j--) {} + ticks = ticks.slice(i, j); + } + return ticks; + }; + scale.tickFormat = function(n, format) { + if (!arguments.length) return d3_scale_logFormat; + if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format); + var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12, + Math.floor), e; + return function(d) { + return d / pow(f(log(d) + e)) <= k ? format(d) : ""; + }; + }; + scale.copy = function() { + return d3_scale_log(linear.copy(), base, positive, domain); + }; + return d3_scale_linearRebind(scale, linear); + } + var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = { + floor: function(x) { + return -Math.ceil(-x); + }, + ceil: function(x) { + return -Math.floor(-x); + } + }; + d3.scale.pow = function() { + return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]); + }; + function d3_scale_pow(linear, exponent, domain) { + var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent); + function scale(x) { + return linear(powp(x)); + } + scale.invert = function(x) { + return powb(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return domain; + linear.domain((domain = x.map(Number)).map(powp)); + return scale; + }; + scale.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + scale.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + scale.nice = function(m) { + return scale.domain(d3_scale_linearNice(domain, m)); + }; + scale.exponent = function(x) { + if (!arguments.length) return exponent; + powp = d3_scale_powPow(exponent = x); + powb = d3_scale_powPow(1 / exponent); + linear.domain(domain.map(powp)); + return scale; + }; + scale.copy = function() { + return d3_scale_pow(linear.copy(), exponent, domain); + }; + return d3_scale_linearRebind(scale, linear); + } + function d3_scale_powPow(e) { + return function(x) { + return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); + }; + } + d3.scale.sqrt = function() { + return d3.scale.pow().exponent(.5); + }; + d3.scale.ordinal = function() { + return d3_scale_ordinal([], { + t: "range", + a: [ [] ] + }); + }; + function d3_scale_ordinal(domain, ranger) { + var index, range, rangeBand; + function scale(x) { + return range[((index.get(x) || ranger.t === "range" && index.set(x, domain.push(x))) - 1) % range.length]; + } + function steps(start, step) { + return d3.range(domain.length).map(function(i) { + return start + step * i; + }); + } + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = []; + index = new d3_Map(); + var i = -1, n = x.length, xi; + while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi)); + return scale[ranger.t].apply(scale, ranger.a); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + rangeBand = 0; + ranger = { + t: "range", + a: arguments + }; + return scale; + }; + scale.rangePoints = function(x, padding) { + if (arguments.length < 2) padding = 0; + var start = x[0], stop = x[1], step = (stop - start) / (Math.max(1, domain.length - 1) + padding); + range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step); + rangeBand = 0; + ranger = { + t: "rangePoints", + a: arguments + }; + return scale; + }; + scale.rangeBands = function(x, padding, outerPadding) { + if (arguments.length < 2) padding = 0; + if (arguments.length < 3) outerPadding = padding; + var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding); + range = steps(start + step * outerPadding, step); + if (reverse) range.reverse(); + rangeBand = step * (1 - padding); + ranger = { + t: "rangeBands", + a: arguments + }; + return scale; + }; + scale.rangeRoundBands = function(x, padding, outerPadding) { + if (arguments.length < 2) padding = 0; + if (arguments.length < 3) outerPadding = padding; + var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding)), error = stop - start - (domain.length - padding) * step; + range = steps(start + Math.round(error / 2), step); + if (reverse) range.reverse(); + rangeBand = Math.round(step * (1 - padding)); + ranger = { + t: "rangeRoundBands", + a: arguments + }; + return scale; + }; + scale.rangeBand = function() { + return rangeBand; + }; + scale.rangeExtent = function() { + return d3_scaleExtent(ranger.a[0]); + }; + scale.copy = function() { + return d3_scale_ordinal(domain, ranger); + }; + return scale.domain(domain); + } + d3.scale.category10 = function() { + return d3.scale.ordinal().range(d3_category10); + }; + d3.scale.category20 = function() { + return d3.scale.ordinal().range(d3_category20); + }; + d3.scale.category20b = function() { + return d3.scale.ordinal().range(d3_category20b); + }; + d3.scale.category20c = function() { + return d3.scale.ordinal().range(d3_category20c); + }; + var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString); + var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString); + var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString); + var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString); + d3.scale.quantile = function() { + return d3_scale_quantile([], []); + }; + function d3_scale_quantile(domain, range) { + var thresholds; + function rescale() { + var k = 0, q = range.length; + thresholds = []; + while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q); + return scale; + } + function scale(x) { + if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)]; + } + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.filter(function(d) { + return !isNaN(d); + }).sort(d3.ascending); + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.quantiles = function() { + return thresholds; + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ]; + }; + scale.copy = function() { + return d3_scale_quantile(domain, range); + }; + return rescale(); + } + d3.scale.quantize = function() { + return d3_scale_quantize(0, 1, [ 0, 1 ]); + }; + function d3_scale_quantize(x0, x1, range) { + var kx, i; + function scale(x) { + return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))]; + } + function rescale() { + kx = range.length / (x1 - x0); + i = range.length - 1; + return scale; + } + scale.domain = function(x) { + if (!arguments.length) return [ x0, x1 ]; + x0 = +x[0]; + x1 = +x[x.length - 1]; + return rescale(); + }; + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + y = y < 0 ? NaN : y / kx + x0; + return [ y, y + 1 / kx ]; + }; + scale.copy = function() { + return d3_scale_quantize(x0, x1, range); + }; + return rescale(); + } + d3.scale.threshold = function() { + return d3_scale_threshold([ .5 ], [ 0, 1 ]); + }; + function d3_scale_threshold(domain, range) { + function scale(x) { + if (x <= x) return range[d3.bisect(domain, x)]; + } + scale.domain = function(_) { + if (!arguments.length) return domain; + domain = _; + return scale; + }; + scale.range = function(_) { + if (!arguments.length) return range; + range = _; + return scale; + }; + scale.invertExtent = function(y) { + y = range.indexOf(y); + return [ domain[y - 1], domain[y] ]; + }; + scale.copy = function() { + return d3_scale_threshold(domain, range); + }; + return scale; + } + d3.scale.identity = function() { + return d3_scale_identity([ 0, 1 ]); + }; + function d3_scale_identity(domain) { + function identity(x) { + return +x; + } + identity.invert = identity; + identity.domain = identity.range = function(x) { + if (!arguments.length) return domain; + domain = x.map(identity); + return identity; + }; + identity.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + identity.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); + }; + identity.copy = function() { + return d3_scale_identity(domain); + }; + return identity; + } + d3.svg.arc = function() { + var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; + function arc() { + var r0 = innerRadius.apply(this, arguments), r1 = outerRadius.apply(this, arguments), a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, da = (a1 < a0 && (da = a0, + a0 = a1, a1 = da), a1 - a0), df = da < π ? "0" : "1", c0 = Math.cos(a0), s0 = Math.sin(a0), c1 = Math.cos(a1), s1 = Math.sin(a1); + return da >= d3_svg_arcMax ? r0 ? "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "M0," + r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + -r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + "Z" : "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "Z" : r0 ? "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L" + r0 * c1 + "," + r0 * s1 + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + "Z" : "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L0,0" + "Z"; + } + arc.innerRadius = function(v) { + if (!arguments.length) return innerRadius; + innerRadius = d3_functor(v); + return arc; + }; + arc.outerRadius = function(v) { + if (!arguments.length) return outerRadius; + outerRadius = d3_functor(v); + return arc; + }; + arc.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return arc; + }; + arc.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return arc; + }; + arc.centroid = function() { + var r = (innerRadius.apply(this, arguments) + outerRadius.apply(this, arguments)) / 2, a = (startAngle.apply(this, arguments) + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset; + return [ Math.cos(a) * r, Math.sin(a) * r ]; + }; + return arc; + }; + var d3_svg_arcOffset = -halfπ, d3_svg_arcMax = τ - ε; + function d3_svg_arcInnerRadius(d) { + return d.innerRadius; + } + function d3_svg_arcOuterRadius(d) { + return d.outerRadius; + } + function d3_svg_arcStartAngle(d) { + return d.startAngle; + } + function d3_svg_arcEndAngle(d) { + return d.endAngle; + } + d3.svg.line.radial = function() { + var line = d3_svg_line(d3_svg_lineRadial); + line.radius = line.x, delete line.x; + line.angle = line.y, delete line.y; + return line; + }; + function d3_svg_lineRadial(points) { + var point, i = -1, n = points.length, r, a; + while (++i < n) { + point = points[i]; + r = point[0]; + a = point[1] + d3_svg_arcOffset; + point[0] = r * Math.cos(a); + point[1] = r * Math.sin(a); + } + return points; + } + function d3_svg_area(projection) { + var x0 = d3_svg_lineX, x1 = d3_svg_lineX, y0 = 0, y1 = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7; + function area(data) { + var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() { + return x; + } : d3_functor(x1), fy1 = y0 === y1 ? function() { + return y; + } : d3_functor(y1), x, y; + function segment() { + segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z"); + } + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]); + points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]); + } else if (points0.length) { + segment(); + points0 = []; + points1 = []; + } + } + if (points0.length) segment(); + return segments.length ? segments.join("") : null; + } + area.x = function(_) { + if (!arguments.length) return x1; + x0 = x1 = _; + return area; + }; + area.x0 = function(_) { + if (!arguments.length) return x0; + x0 = _; + return area; + }; + area.x1 = function(_) { + if (!arguments.length) return x1; + x1 = _; + return area; + }; + area.y = function(_) { + if (!arguments.length) return y1; + y0 = y1 = _; + return area; + }; + area.y0 = function(_) { + if (!arguments.length) return y0; + y0 = _; + return area; + }; + area.y1 = function(_) { + if (!arguments.length) return y1; + y1 = _; + return area; + }; + area.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return area; + }; + area.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + interpolateReverse = interpolate.reverse || interpolate; + L = interpolate.closed ? "M" : "L"; + return area; + }; + area.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return area; + }; + return area; + } + d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; + d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; + d3.svg.area = function() { + return d3_svg_area(d3_identity); + }; + d3.svg.area.radial = function() { + var area = d3_svg_area(d3_svg_lineRadial); + area.radius = area.x, delete area.x; + area.innerRadius = area.x0, delete area.x0; + area.outerRadius = area.x1, delete area.x1; + area.angle = area.y, delete area.y; + area.startAngle = area.y0, delete area.y0; + area.endAngle = area.y1, delete area.y1; + return area; + }; + d3.svg.chord = function() { + var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; + function chord(d, i) { + var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i); + return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z"; + } + function subgroup(self, f, d, i) { + var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset; + return { + r: r, + a0: a0, + a1: a1, + p0: [ r * Math.cos(a0), r * Math.sin(a0) ], + p1: [ r * Math.cos(a1), r * Math.sin(a1) ] + }; + } + function equals(a, b) { + return a.a0 == b.a0 && a.a1 == b.a1; + } + function arc(r, p, a) { + return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p; + } + function curve(r0, p0, r1, p1) { + return "Q 0,0 " + p1; + } + chord.radius = function(v) { + if (!arguments.length) return radius; + radius = d3_functor(v); + return chord; + }; + chord.source = function(v) { + if (!arguments.length) return source; + source = d3_functor(v); + return chord; + }; + chord.target = function(v) { + if (!arguments.length) return target; + target = d3_functor(v); + return chord; + }; + chord.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return chord; + }; + chord.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return chord; + }; + return chord; + }; + function d3_svg_chordRadius(d) { + return d.radius; + } + d3.svg.diagonal = function() { + var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection; + function diagonal(d, i) { + var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, { + x: p0.x, + y: m + }, { + x: p3.x, + y: m + }, p3 ]; + p = p.map(projection); + return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; + } + diagonal.source = function(x) { + if (!arguments.length) return source; + source = d3_functor(x); + return diagonal; + }; + diagonal.target = function(x) { + if (!arguments.length) return target; + target = d3_functor(x); + return diagonal; + }; + diagonal.projection = function(x) { + if (!arguments.length) return projection; + projection = x; + return diagonal; + }; + return diagonal; + }; + function d3_svg_diagonalProjection(d) { + return [ d.x, d.y ]; + } + d3.svg.diagonal.radial = function() { + var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection; + diagonal.projection = function(x) { + return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection; + }; + return diagonal; + }; + function d3_svg_diagonalRadialProjection(projection) { + return function() { + var d = projection.apply(this, arguments), r = d[0], a = d[1] + d3_svg_arcOffset; + return [ r * Math.cos(a), r * Math.sin(a) ]; + }; + } + d3.svg.symbol = function() { + var type = d3_svg_symbolType, size = d3_svg_symbolSize; + function symbol(d, i) { + return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i)); + } + symbol.type = function(x) { + if (!arguments.length) return type; + type = d3_functor(x); + return symbol; + }; + symbol.size = function(x) { + if (!arguments.length) return size; + size = d3_functor(x); + return symbol; + }; + return symbol; + }; + function d3_svg_symbolSize() { + return 64; + } + function d3_svg_symbolType() { + return "circle"; + } + function d3_svg_symbolCircle(size) { + var r = Math.sqrt(size / π); + return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z"; + } + var d3_svg_symbols = d3.map({ + circle: d3_svg_symbolCircle, + cross: function(size) { + var r = Math.sqrt(size / 5) / 2; + return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z"; + }, + diamond: function(size) { + var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30; + return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z"; + }, + square: function(size) { + var r = Math.sqrt(size) / 2; + return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z"; + }, + "triangle-down": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z"; + }, + "triangle-up": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z"; + } + }); + d3.svg.symbolTypes = d3_svg_symbols.keys(); + var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians); + function d3_transition(groups, id) { + d3_subclass(groups, d3_transitionPrototype); + groups.id = id; + return groups; + } + var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit; + d3_transitionPrototype.call = d3_selectionPrototype.call; + d3_transitionPrototype.empty = d3_selectionPrototype.empty; + d3_transitionPrototype.node = d3_selectionPrototype.node; + d3_transitionPrototype.size = d3_selectionPrototype.size; + d3.transition = function(selection) { + return arguments.length ? d3_transitionInheritId ? selection.transition() : selection : d3_selectionRoot.transition(); + }; + d3.transition.prototype = d3_transitionPrototype; + d3_transitionPrototype.select = function(selector) { + var id = this.id, subgroups = [], subgroup, subnode, node; + selector = d3_selection_selector(selector); + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) { + if ("__data__" in node) subnode.__data__ = node.__data__; + d3_transitionNode(subnode, i, id, node.__transition__[id]); + subgroup.push(subnode); + } else { + subgroup.push(null); + } + } + } + return d3_transition(subgroups, id); + }; + d3_transitionPrototype.selectAll = function(selector) { + var id = this.id, subgroups = [], subgroup, subnodes, node, subnode, transition; + selector = d3_selection_selectorAll(selector); + for (var j = -1, m = this.length; ++j < m; ) { + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) { + transition = node.__transition__[id]; + subnodes = selector.call(node, node.__data__, i, j); + subgroups.push(subgroup = []); + for (var k = -1, o = subnodes.length; ++k < o; ) { + if (subnode = subnodes[k]) d3_transitionNode(subnode, k, id, transition); + subgroup.push(subnode); + } + } + } + } + return d3_transition(subgroups, id); + }; + d3_transitionPrototype.filter = function(filter) { + var subgroups = [], subgroup, group, node; + if (typeof filter !== "function") filter = d3_selection_filter(filter); + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i)) { + subgroup.push(node); + } + } + } + return d3_transition(subgroups, this.id); + }; + d3_transitionPrototype.tween = function(name, tween) { + var id = this.id; + if (arguments.length < 2) return this.node().__transition__[id].tween.get(name); + return d3_selection_each(this, tween == null ? function(node) { + node.__transition__[id].tween.remove(name); + } : function(node) { + node.__transition__[id].tween.set(name, tween); + }); + }; + function d3_transition_tween(groups, name, value, tween) { + var id = groups.id; + return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) { + node.__transition__[id].tween.set(name, tween(value.call(node, node.__data__, i, j))); + } : (value = tween(value), function(node) { + node.__transition__[id].tween.set(name, value); + })); + } + d3_transitionPrototype.attr = function(nameNS, value) { + if (arguments.length < 2) { + for (value in nameNS) this.attr(value, nameNS[value]); + return this; + } + var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS); + function attrNull() { + this.removeAttribute(name); + } + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); + } + function attrTween(b) { + return b == null ? attrNull : (b += "", function() { + var a = this.getAttribute(name), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttribute(name, i(t)); + }); + }); + } + function attrTweenNS(b) { + return b == null ? attrNullNS : (b += "", function() { + var a = this.getAttributeNS(name.space, name.local), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttributeNS(name.space, name.local, i(t)); + }); + }); + } + return d3_transition_tween(this, "attr." + nameNS, value, name.local ? attrTweenNS : attrTween); + }; + d3_transitionPrototype.attrTween = function(nameNS, tween) { + var name = d3.ns.qualify(nameNS); + function attrTween(d, i) { + var f = tween.call(this, d, i, this.getAttribute(name)); + return f && function(t) { + this.setAttribute(name, f(t)); + }; + } + function attrTweenNS(d, i) { + var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); + return f && function(t) { + this.setAttributeNS(name.space, name.local, f(t)); + }; + } + return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); + }; + d3_transitionPrototype.style = function(name, value, priority) { + var n = arguments.length; + if (n < 3) { + if (typeof name !== "string") { + if (n < 2) value = ""; + for (priority in name) this.style(priority, name[priority], value); + return this; + } + priority = ""; + } + function styleNull() { + this.style.removeProperty(name); + } + function styleString(b) { + return b == null ? styleNull : (b += "", function() { + var a = d3_window.getComputedStyle(this, null).getPropertyValue(name), i; + return a !== b && (i = d3_interpolate(a, b), function(t) { + this.style.setProperty(name, i(t), priority); + }); + }); + } + return d3_transition_tween(this, "style." + name, value, styleString); + }; + d3_transitionPrototype.styleTween = function(name, tween, priority) { + if (arguments.length < 3) priority = ""; + function styleTween(d, i) { + var f = tween.call(this, d, i, d3_window.getComputedStyle(this, null).getPropertyValue(name)); + return f && function(t) { + this.style.setProperty(name, f(t), priority); + }; + } + return this.tween("style." + name, styleTween); + }; + d3_transitionPrototype.text = function(value) { + return d3_transition_tween(this, "text", value, d3_transition_text); + }; + function d3_transition_text(b) { + if (b == null) b = ""; + return function() { + this.textContent = b; + }; + } + d3_transitionPrototype.remove = function() { + return this.each("end.transition", function() { + var p; + if (this.__transition__.count < 2 && (p = this.parentNode)) p.removeChild(this); + }); + }; + d3_transitionPrototype.ease = function(value) { + var id = this.id; + if (arguments.length < 1) return this.node().__transition__[id].ease; + if (typeof value !== "function") value = d3.ease.apply(d3, arguments); + return d3_selection_each(this, function(node) { + node.__transition__[id].ease = value; + }); + }; + d3_transitionPrototype.delay = function(value) { + var id = this.id; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node.__transition__[id].delay = +value.call(node, node.__data__, i, j); + } : (value = +value, function(node) { + node.__transition__[id].delay = value; + })); + }; + d3_transitionPrototype.duration = function(value) { + var id = this.id; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node.__transition__[id].duration = Math.max(1, value.call(node, node.__data__, i, j)); + } : (value = Math.max(1, value), function(node) { + node.__transition__[id].duration = value; + })); + }; + d3_transitionPrototype.each = function(type, listener) { + var id = this.id; + if (arguments.length < 2) { + var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId; + d3_transitionInheritId = id; + d3_selection_each(this, function(node, i, j) { + d3_transitionInherit = node.__transition__[id]; + type.call(node, node.__data__, i, j); + }); + d3_transitionInherit = inherit; + d3_transitionInheritId = inheritId; + } else { + d3_selection_each(this, function(node) { + var transition = node.__transition__[id]; + (transition.event || (transition.event = d3.dispatch("start", "end"))).on(type, listener); + }); + } + return this; + }; + d3_transitionPrototype.transition = function() { + var id0 = this.id, id1 = ++d3_transitionId, subgroups = [], subgroup, group, node, transition; + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if (node = group[i]) { + transition = Object.create(node.__transition__[id0]); + transition.delay += transition.duration; + d3_transitionNode(node, i, id1, transition); + } + subgroup.push(node); + } + } + return d3_transition(subgroups, id1); + }; + function d3_transitionNode(node, i, id, inherit) { + var lock = node.__transition__ || (node.__transition__ = { + active: 0, + count: 0 + }), transition = lock[id]; + if (!transition) { + var time = inherit.time; + transition = lock[id] = { + tween: new d3_Map(), + time: time, + ease: inherit.ease, + delay: inherit.delay, + duration: inherit.duration + }; + ++lock.count; + d3.timer(function(elapsed) { + var d = node.__data__, ease = transition.ease, delay = transition.delay, duration = transition.duration, tweened = []; + if (delay <= elapsed) return start(elapsed - delay); + d3_timer_replace(start, delay, time); + function start(elapsed) { + if (lock.active > id) return stop(); + lock.active = id; + transition.event && transition.event.start.call(node, d, i); + transition.tween.forEach(function(key, value) { + if (value = value.call(node, d, i)) { + tweened.push(value); + } + }); + if (tick(elapsed || 1)) return 1; + d3_timer_replace(tick, delay, time); + } + function tick(elapsed) { + if (lock.active !== id) return stop(); + var t = elapsed / duration, e = ease(t), n = tweened.length; + while (n > 0) { + tweened[--n].call(node, e); + } + if (t >= 1) { + transition.event && transition.event.end.call(node, d, i); + return stop(); + } + } + function stop() { + if (--lock.count) delete lock[id]; else delete node.__transition__; + return 1; + } + }, 0, time); + } + } + d3.svg.axis = function() { + var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_; + function axis(g) { + g.each(function() { + var g = d3.select(this); + var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = scale.copy(); + var ticks = tickValues == null ? scale1.ticks ? scale1.ticks.apply(scale1, tickArguments_) : scale1.domain() : tickValues, tickFormat = tickFormat_ == null ? scale1.tickFormat ? scale1.tickFormat.apply(scale1, tickArguments_) : d3_identity : tickFormat_, tick = g.selectAll(".tick").data(ticks, scale1), tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", ε), tickExit = d3.transition(tick.exit()).style("opacity", ε).remove(), tickUpdate = d3.transition(tick).style("opacity", 1), tickTransform; + var range = d3_scaleRange(scale1), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), + d3.transition(path)); + tickEnter.append("line"); + tickEnter.append("text"); + var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text"); + switch (orient) { + case "bottom": + { + tickTransform = d3_svg_axisX; + lineEnter.attr("y2", innerTickSize); + textEnter.attr("y", Math.max(innerTickSize, 0) + tickPadding); + lineUpdate.attr("x2", 0).attr("y2", innerTickSize); + textUpdate.attr("x", 0).attr("y", Math.max(innerTickSize, 0) + tickPadding); + text.attr("dy", ".71em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + outerTickSize + "V0H" + range[1] + "V" + outerTickSize); + break; + } + + case "top": + { + tickTransform = d3_svg_axisX; + lineEnter.attr("y2", -innerTickSize); + textEnter.attr("y", -(Math.max(innerTickSize, 0) + tickPadding)); + lineUpdate.attr("x2", 0).attr("y2", -innerTickSize); + textUpdate.attr("x", 0).attr("y", -(Math.max(innerTickSize, 0) + tickPadding)); + text.attr("dy", "0em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + -outerTickSize + "V0H" + range[1] + "V" + -outerTickSize); + break; + } + + case "left": + { + tickTransform = d3_svg_axisY; + lineEnter.attr("x2", -innerTickSize); + textEnter.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)); + lineUpdate.attr("x2", -innerTickSize).attr("y2", 0); + textUpdate.attr("x", -(Math.max(innerTickSize, 0) + tickPadding)).attr("y", 0); + text.attr("dy", ".32em").style("text-anchor", "end"); + pathUpdate.attr("d", "M" + -outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + -outerTickSize); + break; + } + + case "right": + { + tickTransform = d3_svg_axisY; + lineEnter.attr("x2", innerTickSize); + textEnter.attr("x", Math.max(innerTickSize, 0) + tickPadding); + lineUpdate.attr("x2", innerTickSize).attr("y2", 0); + textUpdate.attr("x", Math.max(innerTickSize, 0) + tickPadding).attr("y", 0); + text.attr("dy", ".32em").style("text-anchor", "start"); + pathUpdate.attr("d", "M" + outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + outerTickSize); + break; + } + } + if (scale1.rangeBand) { + var dx = scale1.rangeBand() / 2, x = function(d) { + return scale1(d) + dx; + }; + tickEnter.call(tickTransform, x); + tickUpdate.call(tickTransform, x); + } else { + tickEnter.call(tickTransform, scale0); + tickUpdate.call(tickTransform, scale1); + tickExit.call(tickTransform, scale1); + } + }); + } + axis.scale = function(x) { + if (!arguments.length) return scale; + scale = x; + return axis; + }; + axis.orient = function(x) { + if (!arguments.length) return orient; + orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient; + return axis; + }; + axis.ticks = function() { + if (!arguments.length) return tickArguments_; + tickArguments_ = arguments; + return axis; + }; + axis.tickValues = function(x) { + if (!arguments.length) return tickValues; + tickValues = x; + return axis; + }; + axis.tickFormat = function(x) { + if (!arguments.length) return tickFormat_; + tickFormat_ = x; + return axis; + }; + axis.tickSize = function(x) { + var n = arguments.length; + if (!n) return innerTickSize; + innerTickSize = +x; + outerTickSize = +arguments[n - 1]; + return axis; + }; + axis.innerTickSize = function(x) { + if (!arguments.length) return innerTickSize; + innerTickSize = +x; + return axis; + }; + axis.outerTickSize = function(x) { + if (!arguments.length) return outerTickSize; + outerTickSize = +x; + return axis; + }; + axis.tickPadding = function(x) { + if (!arguments.length) return tickPadding; + tickPadding = +x; + return axis; + }; + axis.tickSubdivide = function() { + return arguments.length && axis; + }; + return axis; + }; + var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = { + top: 1, + right: 1, + bottom: 1, + left: 1 + }; + function d3_svg_axisX(selection, x) { + selection.attr("transform", function(d) { + return "translate(" + x(d) + ",0)"; + }); + } + function d3_svg_axisY(selection, y) { + selection.attr("transform", function(d) { + return "translate(0," + y(d) + ")"; + }); + } + d3.svg.brush = function() { + var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, xExtent = [ 0, 0 ], yExtent = [ 0, 0 ], xExtentDomain, yExtentDomain, xClamp = true, yClamp = true, resizes = d3_svg_brushResizes[0]; + function brush(g) { + g.each(function() { + var g = d3.select(this).style("pointer-events", "all").style("-webkit-tap-highlight-color", "rgba(0,0,0,0)").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart); + var background = g.selectAll(".background").data([ 0 ]); + background.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair"); + g.selectAll(".extent").data([ 0 ]).enter().append("rect").attr("class", "extent").style("cursor", "move"); + var resize = g.selectAll(".resize").data(resizes, d3_identity); + resize.exit().remove(); + resize.enter().append("g").attr("class", function(d) { + return "resize " + d; + }).style("cursor", function(d) { + return d3_svg_brushCursor[d]; + }).append("rect").attr("x", function(d) { + return /[ew]$/.test(d) ? -3 : null; + }).attr("y", function(d) { + return /^[ns]/.test(d) ? -3 : null; + }).attr("width", 6).attr("height", 6).style("visibility", "hidden"); + resize.style("display", brush.empty() ? "none" : null); + var gUpdate = d3.transition(g), backgroundUpdate = d3.transition(background), range; + if (x) { + range = d3_scaleRange(x); + backgroundUpdate.attr("x", range[0]).attr("width", range[1] - range[0]); + redrawX(gUpdate); + } + if (y) { + range = d3_scaleRange(y); + backgroundUpdate.attr("y", range[0]).attr("height", range[1] - range[0]); + redrawY(gUpdate); + } + redraw(gUpdate); + }); + } + brush.event = function(g) { + g.each(function() { + var event_ = event.of(this, arguments), extent1 = { + x: xExtent, + y: yExtent, + i: xExtentDomain, + j: yExtentDomain + }, extent0 = this.__chart__ || extent1; + this.__chart__ = extent1; + if (d3_transitionInheritId) { + d3.select(this).transition().each("start.brush", function() { + xExtentDomain = extent0.i; + yExtentDomain = extent0.j; + xExtent = extent0.x; + yExtent = extent0.y; + event_({ + type: "brushstart" + }); + }).tween("brush:brush", function() { + var xi = d3_interpolateArray(xExtent, extent1.x), yi = d3_interpolateArray(yExtent, extent1.y); + xExtentDomain = yExtentDomain = null; + return function(t) { + xExtent = extent1.x = xi(t); + yExtent = extent1.y = yi(t); + event_({ + type: "brush", + mode: "resize" + }); + }; + }).each("end.brush", function() { + xExtentDomain = extent1.i; + yExtentDomain = extent1.j; + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); + }); + } else { + event_({ + type: "brushstart" + }); + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); + } + }); + }; + function redraw(g) { + g.selectAll(".resize").attr("transform", function(d) { + return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")"; + }); + } + function redrawX(g) { + g.select(".extent").attr("x", xExtent[0]); + g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]); + } + function redrawY(g) { + g.select(".extent").attr("y", yExtent[0]); + g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]); + } + function brushstart() { + var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(), center, origin = d3.mouse(target), offset; + var w = d3.select(d3_window).on("keydown.brush", keydown).on("keyup.brush", keyup); + if (d3.event.changedTouches) { + w.on("touchmove.brush", brushmove).on("touchend.brush", brushend); + } else { + w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend); + } + g.interrupt().selectAll("*").interrupt(); + if (dragging) { + origin[0] = xExtent[0] - origin[0]; + origin[1] = yExtent[0] - origin[1]; + } else if (resizing) { + var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing); + offset = [ xExtent[1 - ex] - origin[0], yExtent[1 - ey] - origin[1] ]; + origin[0] = xExtent[ex]; + origin[1] = yExtent[ey]; + } else if (d3.event.altKey) center = origin.slice(); + g.style("pointer-events", "none").selectAll(".resize").style("display", null); + d3.select("body").style("cursor", eventTarget.style("cursor")); + event_({ + type: "brushstart" + }); + brushmove(); + function keydown() { + if (d3.event.keyCode == 32) { + if (!dragging) { + center = null; + origin[0] -= xExtent[1]; + origin[1] -= yExtent[1]; + dragging = 2; + } + d3_eventPreventDefault(); + } + } + function keyup() { + if (d3.event.keyCode == 32 && dragging == 2) { + origin[0] += xExtent[1]; + origin[1] += yExtent[1]; + dragging = 0; + d3_eventPreventDefault(); + } + } + function brushmove() { + var point = d3.mouse(target), moved = false; + if (offset) { + point[0] += offset[0]; + point[1] += offset[1]; + } + if (!dragging) { + if (d3.event.altKey) { + if (!center) center = [ (xExtent[0] + xExtent[1]) / 2, (yExtent[0] + yExtent[1]) / 2 ]; + origin[0] = xExtent[+(point[0] < center[0])]; + origin[1] = yExtent[+(point[1] < center[1])]; + } else center = null; + } + if (resizingX && move1(point, x, 0)) { + redrawX(g); + moved = true; + } + if (resizingY && move1(point, y, 1)) { + redrawY(g); + moved = true; + } + if (moved) { + redraw(g); + event_({ + type: "brush", + mode: dragging ? "move" : "resize" + }); + } + } + function move1(point, scale, i) { + var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], extent = i ? yExtent : xExtent, size = extent[1] - extent[0], min, max; + if (dragging) { + r0 -= position; + r1 -= size + position; + } + min = (i ? yClamp : xClamp) ? Math.max(r0, Math.min(r1, point[i])) : point[i]; + if (dragging) { + max = (min += position) + size; + } else { + if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min)); + if (position < min) { + max = min; + min = position; + } else { + max = position; + } + } + if (extent[0] != min || extent[1] != max) { + if (i) yExtentDomain = null; else xExtentDomain = null; + extent[0] = min; + extent[1] = max; + return true; + } + } + function brushend() { + brushmove(); + g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null); + d3.select("body").style("cursor", null); + w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null); + dragRestore(); + event_({ + type: "brushend" + }); + } + } + brush.x = function(z) { + if (!arguments.length) return x; + x = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; + }; + brush.y = function(z) { + if (!arguments.length) return y; + y = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; + }; + brush.clamp = function(z) { + if (!arguments.length) return x && y ? [ xClamp, yClamp ] : x ? xClamp : y ? yClamp : null; + if (x && y) xClamp = !!z[0], yClamp = !!z[1]; else if (x) xClamp = !!z; else if (y) yClamp = !!z; + return brush; + }; + brush.extent = function(z) { + var x0, x1, y0, y1, t; + if (!arguments.length) { + if (x) { + if (xExtentDomain) { + x0 = xExtentDomain[0], x1 = xExtentDomain[1]; + } else { + x0 = xExtent[0], x1 = xExtent[1]; + if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + } + } + if (y) { + if (yExtentDomain) { + y0 = yExtentDomain[0], y1 = yExtentDomain[1]; + } else { + y0 = yExtent[0], y1 = yExtent[1]; + if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + } + } + return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ]; + } + if (x) { + x0 = z[0], x1 = z[1]; + if (y) x0 = x0[0], x1 = x1[0]; + xExtentDomain = [ x0, x1 ]; + if (x.invert) x0 = x(x0), x1 = x(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + if (x0 != xExtent[0] || x1 != xExtent[1]) xExtent = [ x0, x1 ]; + } + if (y) { + y0 = z[0], y1 = z[1]; + if (x) y0 = y0[1], y1 = y1[1]; + yExtentDomain = [ y0, y1 ]; + if (y.invert) y0 = y(y0), y1 = y(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + if (y0 != yExtent[0] || y1 != yExtent[1]) yExtent = [ y0, y1 ]; + } + return brush; + }; + brush.clear = function() { + if (!brush.empty()) { + xExtent = [ 0, 0 ], yExtent = [ 0, 0 ]; + xExtentDomain = yExtentDomain = null; + } + return brush; + }; + brush.empty = function() { + return !!x && xExtent[0] == xExtent[1] || !!y && yExtent[0] == yExtent[1]; + }; + return d3.rebind(brush, event, "on"); + }; + var d3_svg_brushCursor = { + n: "ns-resize", + e: "ew-resize", + s: "ns-resize", + w: "ew-resize", + nw: "nwse-resize", + ne: "nesw-resize", + se: "nwse-resize", + sw: "nesw-resize" + }; + var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ]; + var d3_time = d3.time = {}, d3_date = Date, d3_time_daySymbols = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; + function d3_date_utc() { + this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]); + } + d3_date_utc.prototype = { + getDate: function() { + return this._.getUTCDate(); + }, + getDay: function() { + return this._.getUTCDay(); + }, + getFullYear: function() { + return this._.getUTCFullYear(); + }, + getHours: function() { + return this._.getUTCHours(); + }, + getMilliseconds: function() { + return this._.getUTCMilliseconds(); + }, + getMinutes: function() { + return this._.getUTCMinutes(); + }, + getMonth: function() { + return this._.getUTCMonth(); + }, + getSeconds: function() { + return this._.getUTCSeconds(); + }, + getTime: function() { + return this._.getTime(); + }, + getTimezoneOffset: function() { + return 0; + }, + valueOf: function() { + return this._.valueOf(); + }, + setDate: function() { + d3_time_prototype.setUTCDate.apply(this._, arguments); + }, + setDay: function() { + d3_time_prototype.setUTCDay.apply(this._, arguments); + }, + setFullYear: function() { + d3_time_prototype.setUTCFullYear.apply(this._, arguments); + }, + setHours: function() { + d3_time_prototype.setUTCHours.apply(this._, arguments); + }, + setMilliseconds: function() { + d3_time_prototype.setUTCMilliseconds.apply(this._, arguments); + }, + setMinutes: function() { + d3_time_prototype.setUTCMinutes.apply(this._, arguments); + }, + setMonth: function() { + d3_time_prototype.setUTCMonth.apply(this._, arguments); + }, + setSeconds: function() { + d3_time_prototype.setUTCSeconds.apply(this._, arguments); + }, + setTime: function() { + d3_time_prototype.setTime.apply(this._, arguments); + } + }; + var d3_time_prototype = Date.prototype; + var d3_time_formatDateTime = "%a %b %e %X %Y", d3_time_formatDate = "%m/%d/%Y", d3_time_formatTime = "%H:%M:%S"; + var d3_time_days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], d3_time_dayAbbreviations = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], d3_time_months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], d3_time_monthAbbreviations = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ]; + function d3_time_interval(local, step, number) { + function round(date) { + var d0 = local(date), d1 = offset(d0, 1); + return date - d0 < d1 - date ? d0 : d1; + } + function ceil(date) { + step(date = local(new d3_date(date - 1)), 1); + return date; + } + function offset(date, k) { + step(date = new d3_date(+date), k); + return date; + } + function range(t0, t1, dt) { + var time = ceil(t0), times = []; + if (dt > 1) { + while (time < t1) { + if (!(number(time) % dt)) times.push(new Date(+time)); + step(time, 1); + } + } else { + while (time < t1) times.push(new Date(+time)), step(time, 1); + } + return times; + } + function range_utc(t0, t1, dt) { + try { + d3_date = d3_date_utc; + var utc = new d3_date_utc(); + utc._ = t0; + return range(utc, t1, dt); + } finally { + d3_date = Date; + } + } + local.floor = local; + local.round = round; + local.ceil = ceil; + local.offset = offset; + local.range = range; + var utc = local.utc = d3_time_interval_utc(local); + utc.floor = utc; + utc.round = d3_time_interval_utc(round); + utc.ceil = d3_time_interval_utc(ceil); + utc.offset = d3_time_interval_utc(offset); + utc.range = range_utc; + return local; + } + function d3_time_interval_utc(method) { + return function(date, k) { + try { + d3_date = d3_date_utc; + var utc = new d3_date_utc(); + utc._ = date; + return method(utc, k)._; + } finally { + d3_date = Date; + } + }; + } + d3_time.year = d3_time_interval(function(date) { + date = d3_time.day(date); + date.setMonth(0, 1); + return date; + }, function(date, offset) { + date.setFullYear(date.getFullYear() + offset); + }, function(date) { + return date.getFullYear(); + }); + d3_time.years = d3_time.year.range; + d3_time.years.utc = d3_time.year.utc.range; + d3_time.day = d3_time_interval(function(date) { + var day = new d3_date(2e3, 0); + day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate()); + return day; + }, function(date, offset) { + date.setDate(date.getDate() + offset); + }, function(date) { + return date.getDate() - 1; + }); + d3_time.days = d3_time.day.range; + d3_time.days.utc = d3_time.day.utc.range; + d3_time.dayOfYear = function(date) { + var year = d3_time.year(date); + return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5); + }; + d3_time_daySymbols.forEach(function(day, i) { + day = day.toLowerCase(); + i = 7 - i; + var interval = d3_time[day] = d3_time_interval(function(date) { + (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7); + return date; + }, function(date, offset) { + date.setDate(date.getDate() + Math.floor(offset) * 7); + }, function(date) { + var day = d3_time.year(date).getDay(); + return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i); + }); + d3_time[day + "s"] = interval.range; + d3_time[day + "s"].utc = interval.utc.range; + d3_time[day + "OfYear"] = function(date) { + var day = d3_time.year(date).getDay(); + return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7); + }; + }); + d3_time.week = d3_time.sunday; + d3_time.weeks = d3_time.sunday.range; + d3_time.weeks.utc = d3_time.sunday.utc.range; + d3_time.weekOfYear = d3_time.sundayOfYear; + d3_time.format = d3_time_format; + function d3_time_format(template) { + var n = template.length; + function format(date) { + var string = [], i = -1, j = 0, c, p, f; + while (++i < n) { + if (template.charCodeAt(i) === 37) { + string.push(template.substring(j, i)); + if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i); + if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p); + string.push(c); + j = i + 1; + } + } + string.push(template.substring(j, i)); + return string.join(""); + } + format.parse = function(string) { + var d = { + y: 1900, + m: 0, + d: 1, + H: 0, + M: 0, + S: 0, + L: 0, + Z: null + }, i = d3_time_parse(d, template, string, 0); + if (i != string.length) return null; + if ("p" in d) d.H = d.H % 12 + d.p * 12; + var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)(); + if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) { + date.setFullYear(d.y, 0, 1); + date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7); + } else date.setFullYear(d.y, d.m, d.d); + date.setHours(d.H + Math.floor(d.Z / 100), d.M + d.Z % 100, d.S, d.L); + return localZ ? date._ : date; + }; + format.toString = function() { + return template; + }; + return format; + } + function d3_time_parse(date, template, string, j) { + var c, p, t, i = 0, n = template.length, m = string.length; + while (i < n) { + if (j >= m) return -1; + c = template.charCodeAt(i++); + if (c === 37) { + t = template.charAt(i++); + p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t]; + if (!p || (j = p(date, string, j)) < 0) return -1; + } else if (c != string.charCodeAt(j++)) { + return -1; + } + } + return j; + } + function d3_time_formatRe(names) { + return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i"); + } + function d3_time_formatLookup(names) { + var map = new d3_Map(), i = -1, n = names.length; + while (++i < n) map.set(names[i].toLowerCase(), i); + return map; + } + function d3_time_formatPad(value, fill, width) { + var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length; + return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string); + } + var d3_time_dayRe = d3_time_formatRe(d3_time_days), d3_time_dayLookup = d3_time_formatLookup(d3_time_days), d3_time_dayAbbrevRe = d3_time_formatRe(d3_time_dayAbbreviations), d3_time_dayAbbrevLookup = d3_time_formatLookup(d3_time_dayAbbreviations), d3_time_monthRe = d3_time_formatRe(d3_time_months), d3_time_monthLookup = d3_time_formatLookup(d3_time_months), d3_time_monthAbbrevRe = d3_time_formatRe(d3_time_monthAbbreviations), d3_time_monthAbbrevLookup = d3_time_formatLookup(d3_time_monthAbbreviations), d3_time_percentRe = /^%/; + var d3_time_formatPads = { + "-": "", + _: " ", + "0": "0" + }; + var d3_time_formats = { + a: function(d) { + return d3_time_dayAbbreviations[d.getDay()]; + }, + A: function(d) { + return d3_time_days[d.getDay()]; + }, + b: function(d) { + return d3_time_monthAbbreviations[d.getMonth()]; + }, + B: function(d) { + return d3_time_months[d.getMonth()]; + }, + c: d3_time_format(d3_time_formatDateTime), + d: function(d, p) { + return d3_time_formatPad(d.getDate(), p, 2); + }, + e: function(d, p) { + return d3_time_formatPad(d.getDate(), p, 2); + }, + H: function(d, p) { + return d3_time_formatPad(d.getHours(), p, 2); + }, + I: function(d, p) { + return d3_time_formatPad(d.getHours() % 12 || 12, p, 2); + }, + j: function(d, p) { + return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3); + }, + L: function(d, p) { + return d3_time_formatPad(d.getMilliseconds(), p, 3); + }, + m: function(d, p) { + return d3_time_formatPad(d.getMonth() + 1, p, 2); + }, + M: function(d, p) { + return d3_time_formatPad(d.getMinutes(), p, 2); + }, + p: function(d) { + return d.getHours() >= 12 ? "PM" : "AM"; + }, + S: function(d, p) { + return d3_time_formatPad(d.getSeconds(), p, 2); + }, + U: function(d, p) { + return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2); + }, + w: function(d) { + return d.getDay(); + }, + W: function(d, p) { + return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2); + }, + x: d3_time_format(d3_time_formatDate), + X: d3_time_format(d3_time_formatTime), + y: function(d, p) { + return d3_time_formatPad(d.getFullYear() % 100, p, 2); + }, + Y: function(d, p) { + return d3_time_formatPad(d.getFullYear() % 1e4, p, 4); + }, + Z: d3_time_zone, + "%": function() { + return "%"; + } + }; + var d3_time_parsers = { + a: d3_time_parseWeekdayAbbrev, + A: d3_time_parseWeekday, + b: d3_time_parseMonthAbbrev, + B: d3_time_parseMonth, + c: d3_time_parseLocaleFull, + d: d3_time_parseDay, + e: d3_time_parseDay, + H: d3_time_parseHour24, + I: d3_time_parseHour24, + j: d3_time_parseDayOfYear, + L: d3_time_parseMilliseconds, + m: d3_time_parseMonthNumber, + M: d3_time_parseMinutes, + p: d3_time_parseAmPm, + S: d3_time_parseSeconds, + U: d3_time_parseWeekNumberSunday, + w: d3_time_parseWeekdayNumber, + W: d3_time_parseWeekNumberMonday, + x: d3_time_parseLocaleDate, + X: d3_time_parseLocaleTime, + y: d3_time_parseYear, + Y: d3_time_parseFullYear, + Z: d3_time_parseZone, + "%": d3_time_parseLiteralPercent + }; + function d3_time_parseWeekdayAbbrev(date, string, i) { + d3_time_dayAbbrevRe.lastIndex = 0; + var n = d3_time_dayAbbrevRe.exec(string.substring(i)); + return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseWeekday(date, string, i) { + d3_time_dayRe.lastIndex = 0; + var n = d3_time_dayRe.exec(string.substring(i)); + return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseWeekdayNumber(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 1)); + return n ? (date.w = +n[0], i + n[0].length) : -1; + } + function d3_time_parseWeekNumberSunday(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i)); + return n ? (date.U = +n[0], i + n[0].length) : -1; + } + function d3_time_parseWeekNumberMonday(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i)); + return n ? (date.W = +n[0], i + n[0].length) : -1; + } + function d3_time_parseMonthAbbrev(date, string, i) { + d3_time_monthAbbrevRe.lastIndex = 0; + var n = d3_time_monthAbbrevRe.exec(string.substring(i)); + return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseMonth(date, string, i) { + d3_time_monthRe.lastIndex = 0; + var n = d3_time_monthRe.exec(string.substring(i)); + return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1; + } + function d3_time_parseLocaleFull(date, string, i) { + return d3_time_parse(date, d3_time_formats.c.toString(), string, i); + } + function d3_time_parseLocaleDate(date, string, i) { + return d3_time_parse(date, d3_time_formats.x.toString(), string, i); + } + function d3_time_parseLocaleTime(date, string, i) { + return d3_time_parse(date, d3_time_formats.X.toString(), string, i); + } + function d3_time_parseFullYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 4)); + return n ? (date.y = +n[0], i + n[0].length) : -1; + } + function d3_time_parseYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1; + } + function d3_time_parseZone(date, string, i) { + return /^[+-]\d{4}$/.test(string = string.substring(i, i + 5)) ? (date.Z = +string, + i + 5) : -1; + } + function d3_time_expandYear(d) { + return d + (d > 68 ? 1900 : 2e3); + } + function d3_time_parseMonthNumber(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.m = n[0] - 1, i + n[0].length) : -1; + } + function d3_time_parseDay(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.d = +n[0], i + n[0].length) : -1; + } + function d3_time_parseDayOfYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 3)); + return n ? (date.j = +n[0], i + n[0].length) : -1; + } + function d3_time_parseHour24(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.H = +n[0], i + n[0].length) : -1; + } + function d3_time_parseMinutes(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.M = +n[0], i + n[0].length) : -1; + } + function d3_time_parseSeconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.S = +n[0], i + n[0].length) : -1; + } + function d3_time_parseMilliseconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 3)); + return n ? (date.L = +n[0], i + n[0].length) : -1; + } + var d3_time_numberRe = /^\s*\d+/; + function d3_time_parseAmPm(date, string, i) { + var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase()); + return n == null ? -1 : (date.p = n, i); + } + var d3_time_amPmLookup = d3.map({ + am: 0, + pm: 1 + }); + function d3_time_zone(d) { + var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = ~~(Math.abs(z) / 60), zm = Math.abs(z) % 60; + return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2); + } + function d3_time_parseLiteralPercent(date, string, i) { + d3_time_percentRe.lastIndex = 0; + var n = d3_time_percentRe.exec(string.substring(i, i + 1)); + return n ? i + n[0].length : -1; + } + d3_time_format.utc = d3_time_formatUtc; + function d3_time_formatUtc(template) { + var local = d3_time_format(template); + function format(date) { + try { + d3_date = d3_date_utc; + var utc = new d3_date(); + utc._ = date; + return local(utc); + } finally { + d3_date = Date; + } + } + format.parse = function(string) { + try { + d3_date = d3_date_utc; + var date = local.parse(string); + return date && date._; + } finally { + d3_date = Date; + } + }; + format.toString = local.toString; + return format; + } + var d3_time_formatIso = d3_time_formatUtc("%Y-%m-%dT%H:%M:%S.%LZ"); + d3_time_format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso; + function d3_time_formatIsoNative(date) { + return date.toISOString(); + } + d3_time_formatIsoNative.parse = function(string) { + var date = new Date(string); + return isNaN(date) ? null : date; + }; + d3_time_formatIsoNative.toString = d3_time_formatIso.toString; + d3_time.second = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 1e3) * 1e3); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 1e3); + }, function(date) { + return date.getSeconds(); + }); + d3_time.seconds = d3_time.second.range; + d3_time.seconds.utc = d3_time.second.utc.range; + d3_time.minute = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 6e4) * 6e4); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 6e4); + }, function(date) { + return date.getMinutes(); + }); + d3_time.minutes = d3_time.minute.range; + d3_time.minutes.utc = d3_time.minute.utc.range; + d3_time.hour = d3_time_interval(function(date) { + var timezone = date.getTimezoneOffset() / 60; + return new d3_date((Math.floor(date / 36e5 - timezone) + timezone) * 36e5); + }, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 36e5); + }, function(date) { + return date.getHours(); + }); + d3_time.hours = d3_time.hour.range; + d3_time.hours.utc = d3_time.hour.utc.range; + d3_time.month = d3_time_interval(function(date) { + date = d3_time.day(date); + date.setDate(1); + return date; + }, function(date, offset) { + date.setMonth(date.getMonth() + offset); + }, function(date) { + return date.getMonth(); + }); + d3_time.months = d3_time.month.range; + d3_time.months.utc = d3_time.month.utc.range; + function d3_time_scale(linear, methods, format) { + function scale(x) { + return linear(x); + } + scale.invert = function(x) { + return d3_time_scaleDate(linear.invert(x)); + }; + scale.domain = function(x) { + if (!arguments.length) return linear.domain().map(d3_time_scaleDate); + linear.domain(x); + return scale; + }; + function tickMethod(extent, count) { + var span = extent[1] - extent[0], target = span / count, i = d3.bisect(d3_time_scaleSteps, target); + return i == d3_time_scaleSteps.length ? [ methods.year, d3_scale_linearTickRange(extent.map(function(d) { + return d / 31536e6; + }), count)[2] ] : !i ? [ d3_time_scaleMilliseconds, d3_scale_linearTickRange(extent, count)[2] ] : methods[target / d3_time_scaleSteps[i - 1] < d3_time_scaleSteps[i] / target ? i - 1 : i]; + } + scale.nice = function(interval, skip) { + var domain = scale.domain(), extent = d3_scaleExtent(domain), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" && tickMethod(extent, interval); + if (method) interval = method[0], skip = method[1]; + function skipped(date) { + return !isNaN(date) && !interval.range(date, d3_time_scaleDate(+date + 1), skip).length; + } + return scale.domain(d3_scale_nice(domain, skip > 1 ? { + floor: function(date) { + while (skipped(date = interval.floor(date))) date = d3_time_scaleDate(date - 1); + return date; + }, + ceil: function(date) { + while (skipped(date = interval.ceil(date))) date = d3_time_scaleDate(+date + 1); + return date; + } + } : interval)); + }; + scale.ticks = function(interval, skip) { + var extent = d3_scaleExtent(scale.domain()), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" ? tickMethod(extent, interval) : !interval.range && [ { + range: interval + }, skip ]; + if (method) interval = method[0], skip = method[1]; + return interval.range(extent[0], d3_time_scaleDate(+extent[1] + 1), skip < 1 ? 1 : skip); + }; + scale.tickFormat = function() { + return format; + }; + scale.copy = function() { + return d3_time_scale(linear.copy(), methods, format); + }; + return d3_scale_linearRebind(scale, linear); + } + function d3_time_scaleDate(t) { + return new Date(t); + } + function d3_time_scaleFormat(formats) { + return function(date) { + var i = formats.length - 1, f = formats[i]; + while (!f[1](date)) f = formats[--i]; + return f[0](date); + }; + } + var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ]; + var d3_time_scaleLocalMethods = [ [ d3_time.second, 1 ], [ d3_time.second, 5 ], [ d3_time.second, 15 ], [ d3_time.second, 30 ], [ d3_time.minute, 1 ], [ d3_time.minute, 5 ], [ d3_time.minute, 15 ], [ d3_time.minute, 30 ], [ d3_time.hour, 1 ], [ d3_time.hour, 3 ], [ d3_time.hour, 6 ], [ d3_time.hour, 12 ], [ d3_time.day, 1 ], [ d3_time.day, 2 ], [ d3_time.week, 1 ], [ d3_time.month, 1 ], [ d3_time.month, 3 ], [ d3_time.year, 1 ] ]; + var d3_time_scaleLocalFormats = [ [ d3_time_format("%Y"), d3_true ], [ d3_time_format("%B"), function(d) { + return d.getMonth(); + } ], [ d3_time_format("%b %d"), function(d) { + return d.getDate() != 1; + } ], [ d3_time_format("%a %d"), function(d) { + return d.getDay() && d.getDate() != 1; + } ], [ d3_time_format("%I %p"), function(d) { + return d.getHours(); + } ], [ d3_time_format("%I:%M"), function(d) { + return d.getMinutes(); + } ], [ d3_time_format(":%S"), function(d) { + return d.getSeconds(); + } ], [ d3_time_format(".%L"), function(d) { + return d.getMilliseconds(); + } ] ]; + var d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats); + d3_time_scaleLocalMethods.year = d3_time.year; + d3_time.scale = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat); + }; + var d3_time_scaleMilliseconds = { + range: function(start, stop, step) { + return d3.range(+start, +stop, step).map(d3_time_scaleDate); + } + }; + var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) { + return [ m[0].utc, m[1] ]; + }); + var d3_time_scaleUTCFormats = [ [ d3_time_formatUtc("%Y"), d3_true ], [ d3_time_formatUtc("%B"), function(d) { + return d.getUTCMonth(); + } ], [ d3_time_formatUtc("%b %d"), function(d) { + return d.getUTCDate() != 1; + } ], [ d3_time_formatUtc("%a %d"), function(d) { + return d.getUTCDay() && d.getUTCDate() != 1; + } ], [ d3_time_formatUtc("%I %p"), function(d) { + return d.getUTCHours(); + } ], [ d3_time_formatUtc("%I:%M"), function(d) { + return d.getUTCMinutes(); + } ], [ d3_time_formatUtc(":%S"), function(d) { + return d.getUTCSeconds(); + } ], [ d3_time_formatUtc(".%L"), function(d) { + return d.getUTCMilliseconds(); + } ] ]; + var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats); + d3_time_scaleUTCMethods.year = d3_time.year.utc; + d3_time.scale.utc = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat); + }; + d3.text = d3_xhrType(function(request) { + return request.responseText; + }); + d3.json = function(url, callback) { + return d3_xhr(url, "application/json", d3_json, callback); + }; + function d3_json(request) { + return JSON.parse(request.responseText); + } + d3.html = function(url, callback) { + return d3_xhr(url, "text/html", d3_html, callback); + }; + function d3_html(request) { + var range = d3_document.createRange(); + range.selectNode(d3_document.body); + return range.createContextualFragment(request.responseText); + } + d3.xml = d3_xhrType(function(request) { + return request.responseXML; + }); + return d3; +}(); \ No newline at end of file diff --git a/pdns/recursordist/html/js/jquery-1.8.3.js b/pdns/recursordist/html/js/jquery-1.8.3.js new file mode 100644 index 0000000000..8c24ffc610 --- /dev/null +++ b/pdns/recursordist/html/js/jquery-1.8.3.js @@ -0,0 +1,9472 @@ +/*! + * jQuery JavaScript Library v1.8.3 + * http://jquery.com/ + * + * Includes Sizzle.js + * http://sizzlejs.com/ + * + * Copyright 2012 jQuery Foundation and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: Tue Nov 13 2012 08:20:33 GMT-0500 (Eastern Standard Time) + */ +(function( window, undefined ) { +var + // A central reference to the root jQuery(document) + rootjQuery, + + // The deferred used on DOM ready + readyList, + + // Use the correct document accordingly with window argument (sandbox) + document = window.document, + location = window.location, + navigator = window.navigator, + + // Map over jQuery in case of overwrite + _jQuery = window.jQuery, + + // Map over the $ in case of overwrite + _$ = window.$, + + // Save a reference to some core methods + core_push = Array.prototype.push, + core_slice = Array.prototype.slice, + core_indexOf = Array.prototype.indexOf, + core_toString = Object.prototype.toString, + core_hasOwn = Object.prototype.hasOwnProperty, + core_trim = String.prototype.trim, + + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + return new jQuery.fn.init( selector, context, rootjQuery ); + }, + + // Used for matching numbers + core_pnum = /[\-+]?(?:\d*\.|)\d+(?:[eE][\-+]?\d+|)/.source, + + // Used for detecting and trimming whitespace + core_rnotwhite = /\S/, + core_rspace = /\s+/, + + // Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + rquickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/, + + // Match a standalone tag + rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, + + // JSON RegExp + rvalidchars = /^[\],:{}\s]*$/, + rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, + rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, + rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d\d*\.|)\d+(?:[eE][\-+]?\d+|)/g, + + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, + + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return ( letter + "" ).toUpperCase(); + }, + + // The ready event handler and self cleanup method + DOMContentLoaded = function() { + if ( document.addEventListener ) { + document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); + jQuery.ready(); + } else if ( document.readyState === "complete" ) { + // we're here because readyState === "complete" in oldIE + // which is good enough for us to call the dom ready! + document.detachEvent( "onreadystatechange", DOMContentLoaded ); + jQuery.ready(); + } + }, + + // [[Class]] -> type pairs + class2type = {}; + +jQuery.fn = jQuery.prototype = { + constructor: jQuery, + init: function( selector, context, rootjQuery ) { + var match, elem, ret, doc; + + // Handle $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } + + // Handle $(DOMElement) + if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; + } + + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; + + } else { + match = rquickExpr.exec( selector ); + } + + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { + + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; + doc = ( context && context.nodeType ? context.ownerDocument || context : document ); + + // scripts is true for back-compat + selector = jQuery.parseHTML( match[1], doc, true ); + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + this.attr.call( selector, context, true ); + } + + return jQuery.merge( this, selector ); + + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + if ( elem && elem.parentNode ) { + // Handle the case where IE and Opera return items + // by name instead of ID + if ( elem.id !== match[2] ) { + return rootjQuery.find( selector ); + } + + // Otherwise, we inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; + } + + this.context = document; + this.selector = selector; + return this; + } + + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); + + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } + + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) { + return rootjQuery.ready( selector ); + } + + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; + } + + return jQuery.makeArray( selector, this ); + }, + + // Start with an empty selector + selector: "", + + // The current version of jQuery being used + jquery: "1.8.3", + + // The default length of a jQuery object is 0 + length: 0, + + // The number of elements contained in the matched element set + size: function() { + return this.length; + }, + + toArray: function() { + return core_slice.call( this ); + }, + + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num == null ? + + // Return a 'clean' array + this.toArray() : + + // Return just the object + ( num < 0 ? this[ this.length + num ] : this[ num ] ); + }, + + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems, name, selector ) { + + // Build a new jQuery matched element set + var ret = jQuery.merge( this.constructor(), elems ); + + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + + ret.context = this.context; + + if ( name === "find" ) { + ret.selector = this.selector + ( this.selector ? " " : "" ) + selector; + } else if ( name ) { + ret.selector = this.selector + "." + name + "(" + selector + ")"; + } + + // Return the newly-formed element set + return ret; + }, + + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, + + ready: function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); + + return this; + }, + + eq: function( i ) { + i = +i; + return i === -1 ? + this.slice( i ) : + this.slice( i, i + 1 ); + }, + + first: function() { + return this.eq( 0 ); + }, + + last: function() { + return this.eq( -1 ); + }, + + slice: function() { + return this.pushStack( core_slice.apply( this, arguments ), + "slice", core_slice.call(arguments).join(",") ); + }, + + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); + }, + + end: function() { + return this.prevObject || this.constructor(null); + }, + + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: core_push, + sort: [].sort, + splice: [].splice +}; + +// Give the init function the jQuery prototype for later instantiation +jQuery.fn.init.prototype = jQuery.fn; + +jQuery.extend = jQuery.fn.extend = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false; + + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; + target = arguments[1] || {}; + // skip the boolean and the target + i = 2; + } + + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + target = {}; + } + + // extend jQuery itself if only one argument is passed + if ( length === i ) { + target = this; + --i; + } + + for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) { + // Extend the base object + for ( name in options ) { + src = target[ name ]; + copy = options[ name ]; + + // Prevent never-ending loop + if ( target === copy ) { + continue; + } + + // Recurse if we're merging plain objects or arrays + if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( copyIsArray ) { + copyIsArray = false; + clone = src && jQuery.isArray(src) ? src : []; + + } else { + clone = src && jQuery.isPlainObject(src) ? src : {}; + } + + // Never move original objects, clone them + target[ name ] = jQuery.extend( deep, clone, copy ); + + // Don't bring in undefined values + } else if ( copy !== undefined ) { + target[ name ] = copy; + } + } + } + } + + // Return the modified object + return target; +}; + +jQuery.extend({ + noConflict: function( deep ) { + if ( window.$ === jQuery ) { + window.$ = _$; + } + + if ( deep && window.jQuery === jQuery ) { + window.jQuery = _jQuery; + } + + return jQuery; + }, + + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, + + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, + + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); + } + }, + + // Handle when the DOM is ready + ready: function( wait ) { + + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; + } + + // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). + if ( !document.body ) { + return setTimeout( jQuery.ready, 1 ); + } + + // Remember that the DOM is ready + jQuery.isReady = true; + + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } + + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + + // Trigger any bound ready events + if ( jQuery.fn.trigger ) { + jQuery( document ).trigger("ready").off("ready"); + } + }, + + // See test/unit/core.js for details concerning isFunction. + // Since version 1.3, DOM methods and functions like alert + // aren't supported. They return false on IE (#2968). + isFunction: function( obj ) { + return jQuery.type(obj) === "function"; + }, + + isArray: Array.isArray || function( obj ) { + return jQuery.type(obj) === "array"; + }, + + isWindow: function( obj ) { + return obj != null && obj == obj.window; + }, + + isNumeric: function( obj ) { + return !isNaN( parseFloat(obj) ) && isFinite( obj ); + }, + + type: function( obj ) { + return obj == null ? + String( obj ) : + class2type[ core_toString.call(obj) ] || "object"; + }, + + isPlainObject: function( obj ) { + // Must be an Object. + // Because of IE, we also have to check the presence of the constructor property. + // Make sure that DOM nodes and window objects don't pass through, as well + if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + return false; + } + + try { + // Not own constructor property must be Object + if ( obj.constructor && + !core_hasOwn.call(obj, "constructor") && + !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { + return false; + } + } catch ( e ) { + // IE8,9 Will throw exceptions on certain host objects #9897 + return false; + } + + // Own properties are enumerated firstly, so to speed up, + // if last one is own, then all properties are own. + + var key; + for ( key in obj ) {} + + return key === undefined || core_hasOwn.call( obj, key ); + }, + + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; + }, + + error: function( msg ) { + throw new Error( msg ); + }, + + // data: string of html + // context (optional): If specified, the fragment will be created in this context, defaults to document + // scripts (optional): If true, will include scripts passed in the html string + parseHTML: function( data, context, scripts ) { + var parsed; + if ( !data || typeof data !== "string" ) { + return null; + } + if ( typeof context === "boolean" ) { + scripts = context; + context = 0; + } + context = context || document; + + // Single tag + if ( (parsed = rsingleTag.exec( data )) ) { + return [ context.createElement( parsed[1] ) ]; + } + + parsed = jQuery.buildFragment( [ data ], context, scripts ? null : [] ); + return jQuery.merge( [], + (parsed.cacheable ? jQuery.clone( parsed.fragment ) : parsed.fragment).childNodes ); + }, + + parseJSON: function( data ) { + if ( !data || typeof data !== "string") { + return null; + } + + // Make sure leading/trailing whitespace is removed (IE can't handle it) + data = jQuery.trim( data ); + + // Attempt to parse using the native JSON parser first + if ( window.JSON && window.JSON.parse ) { + return window.JSON.parse( data ); + } + + // Make sure the incoming data is actual JSON + // Logic borrowed from http://json.org/json2.js + if ( rvalidchars.test( data.replace( rvalidescape, "@" ) + .replace( rvalidtokens, "]" ) + .replace( rvalidbraces, "")) ) { + + return ( new Function( "return " + data ) )(); + + } + jQuery.error( "Invalid JSON: " + data ); + }, + + // Cross-browser xml parsing + parseXML: function( data ) { + var xml, tmp; + if ( !data || typeof data !== "string" ) { + return null; + } + try { + if ( window.DOMParser ) { // Standard + tmp = new DOMParser(); + xml = tmp.parseFromString( data , "text/xml" ); + } else { // IE + xml = new ActiveXObject( "Microsoft.XMLDOM" ); + xml.async = "false"; + xml.loadXML( data ); + } + } catch( e ) { + xml = undefined; + } + if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { + jQuery.error( "Invalid XML: " + data ); + } + return xml; + }, + + noop: function() {}, + + // Evaluates a script in a global context + // Workarounds based on findings by Jim Driscoll + // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context + globalEval: function( data ) { + if ( data && core_rnotwhite.test( data ) ) { + // We use execScript on Internet Explorer + // We use an anonymous function so that context is window + // rather than jQuery in Firefox + ( window.execScript || function( data ) { + window[ "eval" ].call( window, data ); + } )( data ); + } + }, + + // Convert dashed to camelCase; used by the css and data modules + // Microsoft forgot to hump their vendor prefix (#9572) + camelCase: function( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + }, + + // args is for internal usage only + each: function( obj, callback, args ) { + var name, + i = 0, + length = obj.length, + isObj = length === undefined || jQuery.isFunction( obj ); + + if ( args ) { + if ( isObj ) { + for ( name in obj ) { + if ( callback.apply( obj[ name ], args ) === false ) { + break; + } + } + } else { + for ( ; i < length; ) { + if ( callback.apply( obj[ i++ ], args ) === false ) { + break; + } + } + } + + // A special, fast, case for the most common use of each + } else { + if ( isObj ) { + for ( name in obj ) { + if ( callback.call( obj[ name ], name, obj[ name ] ) === false ) { + break; + } + } + } else { + for ( ; i < length; ) { + if ( callback.call( obj[ i ], i, obj[ i++ ] ) === false ) { + break; + } + } + } + } + + return obj; + }, + + // Use native String.trim function wherever possible + trim: core_trim && !core_trim.call("\uFEFF\xA0") ? + function( text ) { + return text == null ? + "" : + core_trim.call( text ); + } : + + // Otherwise use our own trimming functionality + function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, + + // results is for internal usage only + makeArray: function( arr, results ) { + var type, + ret = results || []; + + if ( arr != null ) { + // The window, strings (and functions) also have 'length' + // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930 + type = jQuery.type( arr ); + + if ( arr.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( arr ) ) { + core_push.call( ret, arr ); + } else { + jQuery.merge( ret, arr ); + } + } + + return ret; + }, + + inArray: function( elem, arr, i ) { + var len; + + if ( arr ) { + if ( core_indexOf ) { + return core_indexOf.call( arr, elem, i ); + } + + len = arr.length; + i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; + + for ( ; i < len; i++ ) { + // Skip accessing in sparse arrays + if ( i in arr && arr[ i ] === elem ) { + return i; + } + } + } + + return -1; + }, + + merge: function( first, second ) { + var l = second.length, + i = first.length, + j = 0; + + if ( typeof l === "number" ) { + for ( ; j < l; j++ ) { + first[ i++ ] = second[ j ]; + } + + } else { + while ( second[j] !== undefined ) { + first[ i++ ] = second[ j++ ]; + } + } + + first.length = i; + + return first; + }, + + grep: function( elems, callback, inv ) { + var retVal, + ret = [], + i = 0, + length = elems.length; + inv = !!inv; + + // Go through the array, only saving the items + // that pass the validator function + for ( ; i < length; i++ ) { + retVal = !!callback( elems[ i ], i ); + if ( inv !== retVal ) { + ret.push( elems[ i ] ); + } + } + + return ret; + }, + + // arg is for internal usage only + map: function( elems, callback, arg ) { + var value, key, + ret = [], + i = 0, + length = elems.length, + // jquery objects are treated as arrays + isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ; + + // Go through the array, translating each of the items to their + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback( elems[ i ], i, arg ); + + if ( value != null ) { + ret[ ret.length ] = value; + } + } + + // Go through every key on the object, + } else { + for ( key in elems ) { + value = callback( elems[ key ], key, arg ); + + if ( value != null ) { + ret[ ret.length ] = value; + } + } + } + + // Flatten any nested arrays + return ret.concat.apply( [], ret ); + }, + + // A global GUID counter for objects + guid: 1, + + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var tmp, args, proxy; + + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; + } + + // Quick check to determine if target is callable, in the spec + // this throws a TypeError, but we will just return undefined. + if ( !jQuery.isFunction( fn ) ) { + return undefined; + } + + // Simulated bind + args = core_slice.call( arguments, 2 ); + proxy = function() { + return fn.apply( context, args.concat( core_slice.call( arguments ) ) ); + }; + + // Set the guid of unique handler to the same of original handler, so it can be removed + proxy.guid = fn.guid = fn.guid || jQuery.guid++; + + return proxy; + }, + + // Multifunctional method to get and set values of a collection + // The value/s can optionally be executed if it's a function + access: function( elems, fn, key, value, chainable, emptyGet, pass ) { + var exec, + bulk = key == null, + i = 0, + length = elems.length; + + // Sets many values + if ( key && typeof key === "object" ) { + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], 1, emptyGet, value ); + } + chainable = 1; + + // Sets one value + } else if ( value !== undefined ) { + // Optionally, function values get executed if exec is true + exec = pass === undefined && jQuery.isFunction( value ); + + if ( bulk ) { + // Bulk operations only iterate when executing function values + if ( exec ) { + exec = fn; + fn = function( elem, key, value ) { + return exec.call( jQuery( elem ), value ); + }; + + // Otherwise they run against the entire set + } else { + fn.call( elems, value ); + fn = null; + } + } + + if ( fn ) { + for (; i < length; i++ ) { + fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass ); + } + } + + chainable = 1; + } + + return chainable ? + elems : + + // Gets + bulk ? + fn.call( elems ) : + length ? fn( elems[0], key ) : emptyGet; + }, + + now: function() { + return ( new Date() ).getTime(); + } +}); + +jQuery.ready.promise = function( obj ) { + if ( !readyList ) { + + readyList = jQuery.Deferred(); + + // Catch cases where $(document).ready() is called after the browser event has already occurred. + // we once tried to use readyState "interactive" here, but it caused issues like the one + // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 + if ( document.readyState === "complete" ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + setTimeout( jQuery.ready, 1 ); + + // Standards-based browsers support DOMContentLoaded + } else if ( document.addEventListener ) { + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", jQuery.ready, false ); + + // If IE event model is used + } else { + // Ensure firing before onload, maybe late but safe also for iframes + document.attachEvent( "onreadystatechange", DOMContentLoaded ); + + // A fallback to window.onload, that will always work + window.attachEvent( "onload", jQuery.ready ); + + // If IE and not a frame + // continually check to see if the document is ready + var top = false; + + try { + top = window.frameElement == null && document.documentElement; + } catch(e) {} + + if ( top && top.doScroll ) { + (function doScrollCheck() { + if ( !jQuery.isReady ) { + + try { + // Use the trick by Diego Perini + // http://javascript.nwbox.com/IEContentLoaded/ + top.doScroll("left"); + } catch(e) { + return setTimeout( doScrollCheck, 50 ); + } + + // and execute any waiting functions + jQuery.ready(); + } + })(); + } + } + } + return readyList.promise( obj ); +}; + +// Populate the class2type map +jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); +}); + +// All jQuery objects should point back to these +rootjQuery = jQuery(document); +// String to Object options format cache +var optionsCache = {}; + +// Convert String-formatted options into Object-formatted ones and store in cache +function createOptions( options ) { + var object = optionsCache[ options ] = {}; + jQuery.each( options.split( core_rspace ), function( _, flag ) { + object[ flag ] = true; + }); + return object; +} + +/* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ +jQuery.Callbacks = function( options ) { + + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + ( optionsCache[ options ] || createOptions( options ) ) : + jQuery.extend( {}, options ); + + var // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // Flag to know if list is currently firing + firing, + // First callback to fire (used internally by add and fireWith) + firingStart, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // Actual callback list + list = [], + // Stack of fire calls for repeatable lists + stack = !options.once && [], + // Fire callbacks + fire = function( data ) { + memory = options.memory && data; + fired = true; + firingIndex = firingStart || 0; + firingStart = 0; + firingLength = list.length; + firing = true; + for ( ; list && firingIndex < firingLength; firingIndex++ ) { + if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { + memory = false; // To prevent further calls using add + break; + } + } + firing = false; + if ( list ) { + if ( stack ) { + if ( stack.length ) { + fire( stack.shift() ); + } + } else if ( memory ) { + list = []; + } else { + self.disable(); + } + } + }, + // Actual Callbacks object + self = { + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { + // First, we save the current length + var start = list.length; + (function add( args ) { + jQuery.each( args, function( _, arg ) { + var type = jQuery.type( arg ); + if ( type === "function" ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && type !== "string" ) { + // Inspect recursively + add( arg ); + } + }); + })( arguments ); + // Do we need to add the callbacks to the + // current firing batch? + if ( firing ) { + firingLength = list.length; + // With memory, if we're not firing then + // we should call right away + } else if ( memory ) { + firingStart = start; + fire( memory ); + } + } + return this; + }, + // Remove a callback from the list + remove: function() { + if ( list ) { + jQuery.each( arguments, function( _, arg ) { + var index; + while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + // Handle firing indexes + if ( firing ) { + if ( index <= firingLength ) { + firingLength--; + } + if ( index <= firingIndex ) { + firingIndex--; + } + } + } + }); + } + return this; + }, + // Control if a given callback is in the list + has: function( fn ) { + return jQuery.inArray( fn, list ) > -1; + }, + // Remove all callbacks from the list + empty: function() { + list = []; + return this; + }, + // Have the list do nothing anymore + disable: function() { + list = stack = memory = undefined; + return this; + }, + // Is it disabled? + disabled: function() { + return !list; + }, + // Lock the list in its current state + lock: function() { + stack = undefined; + if ( !memory ) { + self.disable(); + } + return this; + }, + // Is it locked? + locked: function() { + return !stack; + }, + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( list && ( !fired || stack ) ) { + if ( firing ) { + stack.push( args ); + } else { + fire( args ); + } + } + return this; + }, + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; + } + }; + + return self; +}; +jQuery.extend({ + + Deferred: function( func ) { + var tuples = [ + // action, add listener, listener list, final state + [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], + [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], + [ "notify", "progress", jQuery.Callbacks("memory") ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + then: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + return jQuery.Deferred(function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { + var action = tuple[ 0 ], + fn = fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer + deferred[ tuple[1] ]( jQuery.isFunction( fn ) ? + function() { + var returned = fn.apply( this, arguments ); + if ( returned && jQuery.isFunction( returned.promise ) ) { + returned.promise() + .done( newDefer.resolve ) + .fail( newDefer.reject ) + .progress( newDefer.notify ); + } else { + newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] ); + } + } : + newDefer[ action ] + ); + }); + fns = null; + }).promise(); + }, + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; + + // Keep pipe for back-compat + promise.pipe = promise.then; + + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 3 ]; + + // promise[ done | fail | progress ] = list.add + promise[ tuple[1] ] = list.add; + + // Handle state + if ( stateString ) { + list.add(function() { + // state = [ resolved | rejected ] + state = stateString; + + // [ reject_list | resolve_list ].disable; progress_list.lock + }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + } + + // deferred[ resolve | reject | notify ] = list.fire + deferred[ tuple[0] ] = list.fire; + deferred[ tuple[0] + "With" ] = list.fireWith; + }); + + // Make the deferred a promise + promise.promise( deferred ); + + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); + } + + // All done! + return deferred; + }, + + // Deferred helper + when: function( subordinate /* , ..., subordinateN */ ) { + var i = 0, + resolveValues = core_slice.call( arguments ), + length = resolveValues.length, + + // the count of uncompleted subordinates + remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + + // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + + // Update function for both resolve and progress values + updateFunc = function( i, contexts, values ) { + return function( value ) { + contexts[ i ] = this; + values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value; + if( values === progressValues ) { + deferred.notifyWith( contexts, values ); + } else if ( !( --remaining ) ) { + deferred.resolveWith( contexts, values ); + } + }; + }, + + progressValues, progressContexts, resolveContexts; + + // add listeners to Deferred subordinates; treat others as resolved + if ( length > 1 ) { + progressValues = new Array( length ); + progressContexts = new Array( length ); + resolveContexts = new Array( length ); + for ( ; i < length; i++ ) { + if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { + resolveValues[ i ].promise() + .done( updateFunc( i, resolveContexts, resolveValues ) ) + .fail( deferred.reject ) + .progress( updateFunc( i, progressContexts, progressValues ) ); + } else { + --remaining; + } + } + } + + // if we're not waiting on anything, resolve the master + if ( !remaining ) { + deferred.resolveWith( resolveContexts, resolveValues ); + } + + return deferred.promise(); + } +}); +jQuery.support = (function() { + + var support, + all, + a, + select, + opt, + input, + fragment, + eventName, + i, + isSupported, + clickFn, + div = document.createElement("div"); + + // Setup + div.setAttribute( "className", "t" ); + div.innerHTML = "
a"; + + // Support tests won't run in some limited or non-browser environments + all = div.getElementsByTagName("*"); + a = div.getElementsByTagName("a")[ 0 ]; + if ( !all || !a || !all.length ) { + return {}; + } + + // First batch of tests + select = document.createElement("select"); + opt = select.appendChild( document.createElement("option") ); + input = div.getElementsByTagName("input")[ 0 ]; + + a.style.cssText = "top:1px;float:left;opacity:.5"; + support = { + // IE strips leading whitespace when .innerHTML is used + leadingWhitespace: ( div.firstChild.nodeType === 3 ), + + // Make sure that tbody elements aren't automatically inserted + // IE will insert them into empty tables + tbody: !div.getElementsByTagName("tbody").length, + + // Make sure that link elements get serialized correctly by innerHTML + // This requires a wrapper element in IE + htmlSerialize: !!div.getElementsByTagName("link").length, + + // Get the style information from getAttribute + // (IE uses .cssText instead) + style: /top/.test( a.getAttribute("style") ), + + // Make sure that URLs aren't manipulated + // (IE normalizes it by default) + hrefNormalized: ( a.getAttribute("href") === "/a" ), + + // Make sure that element opacity exists + // (IE uses filter instead) + // Use a regex to work around a WebKit issue. See #5145 + opacity: /^0.5/.test( a.style.opacity ), + + // Verify style float existence + // (IE uses styleFloat instead of cssFloat) + cssFloat: !!a.style.cssFloat, + + // Make sure that if no value is specified for a checkbox + // that it defaults to "on". + // (WebKit defaults to "" instead) + checkOn: ( input.value === "on" ), + + // Make sure that a selected-by-default option has a working selected property. + // (WebKit defaults to false instead of true, IE too, if it's in an optgroup) + optSelected: opt.selected, + + // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) + getSetAttribute: div.className !== "t", + + // Tests for enctype support on a form (#6743) + enctype: !!document.createElement("form").enctype, + + // Makes sure cloning an html5 element does not cause problems + // Where outerHTML is undefined, this still works + html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav>", + + // jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode + boxModel: ( document.compatMode === "CSS1Compat" ), + + // Will be defined later + submitBubbles: true, + changeBubbles: true, + focusinBubbles: false, + deleteExpando: true, + noCloneEvent: true, + inlineBlockNeedsLayout: false, + shrinkWrapBlocks: false, + reliableMarginRight: true, + boxSizingReliable: true, + pixelPosition: false + }; + + // Make sure checked status is properly cloned + input.checked = true; + support.noCloneChecked = input.cloneNode( true ).checked; + + // Make sure that the options inside disabled selects aren't marked as disabled + // (WebKit marks them as disabled) + select.disabled = true; + support.optDisabled = !opt.disabled; + + // Test to see if it's possible to delete an expando from an element + // Fails in Internet Explorer + try { + delete div.test; + } catch( e ) { + support.deleteExpando = false; + } + + if ( !div.addEventListener && div.attachEvent && div.fireEvent ) { + div.attachEvent( "onclick", clickFn = function() { + // Cloning a node shouldn't copy over any + // bound event handlers (IE does this) + support.noCloneEvent = false; + }); + div.cloneNode( true ).fireEvent("onclick"); + div.detachEvent( "onclick", clickFn ); + } + + // Check if a radio maintains its value + // after being appended to the DOM + input = document.createElement("input"); + input.value = "t"; + input.setAttribute( "type", "radio" ); + support.radioValue = input.value === "t"; + + input.setAttribute( "checked", "checked" ); + + // #11217 - WebKit loses check when the name is after the checked attribute + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + fragment = document.createDocumentFragment(); + fragment.appendChild( div.lastChild ); + + // WebKit doesn't clone checked state correctly in fragments + support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; + + // Check if a disconnected checkbox will retain its checked + // value of true after appended to the DOM (IE6/7) + support.appendChecked = input.checked; + + fragment.removeChild( input ); + fragment.appendChild( div ); + + // Technique from Juriy Zaytsev + // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/ + // We only care about the case where non-standard event systems + // are used, namely in IE. Short-circuiting here helps us to + // avoid an eval call (in setAttribute) which can cause CSP + // to go haywire. See: https://developer.mozilla.org/en/Security/CSP + if ( div.attachEvent ) { + for ( i in { + submit: true, + change: true, + focusin: true + }) { + eventName = "on" + i; + isSupported = ( eventName in div ); + if ( !isSupported ) { + div.setAttribute( eventName, "return;" ); + isSupported = ( typeof div[ eventName ] === "function" ); + } + support[ i + "Bubbles" ] = isSupported; + } + } + + // Run tests that need a body at doc ready + jQuery(function() { + var container, div, tds, marginDiv, + divReset = "padding:0;margin:0;border:0;display:block;overflow:hidden;", + body = document.getElementsByTagName("body")[0]; + + if ( !body ) { + // Return for frameset docs that don't have a body + return; + } + + container = document.createElement("div"); + container.style.cssText = "visibility:hidden;border:0;width:0;height:0;position:static;top:0;margin-top:1px"; + body.insertBefore( container, body.firstChild ); + + // Construct the test element + div = document.createElement("div"); + container.appendChild( div ); + + // Check if table cells still have offsetWidth/Height when they are set + // to display:none and there are still other visible table cells in a + // table row; if so, offsetWidth/Height are not reliable for use when + // determining if an element has been hidden directly using + // display:none (it is still safe to use offsets if a parent element is + // hidden; don safety goggles and see bug #4512 for more information). + // (only IE 8 fails this test) + div.innerHTML = "
t
"; + tds = div.getElementsByTagName("td"); + tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; + isSupported = ( tds[ 0 ].offsetHeight === 0 ); + + tds[ 0 ].style.display = ""; + tds[ 1 ].style.display = "none"; + + // Check if empty table cells still have offsetWidth/Height + // (IE <= 8 fail this test) + support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); + + // Check box-sizing and margin behavior + div.innerHTML = ""; + div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; + support.boxSizing = ( div.offsetWidth === 4 ); + support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 ); + + // NOTE: To any future maintainer, we've window.getComputedStyle + // because jsdom on node.js will break without it. + if ( window.getComputedStyle ) { + support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; + support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; + + // Check if div with explicit width and no margin-right incorrectly + // gets computed margin-right based on width of container. For more + // info see bug #3333 + // Fails in WebKit before Feb 2011 nightlies + // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right + marginDiv = document.createElement("div"); + marginDiv.style.cssText = div.style.cssText = divReset; + marginDiv.style.marginRight = marginDiv.style.width = "0"; + div.style.width = "1px"; + div.appendChild( marginDiv ); + support.reliableMarginRight = + !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); + } + + if ( typeof div.style.zoom !== "undefined" ) { + // Check if natively block-level elements act like inline-block + // elements when setting their display to 'inline' and giving + // them layout + // (IE < 8 does this) + div.innerHTML = ""; + div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; + support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); + + // Check if elements with layout shrink-wrap their children + // (IE 6 does this) + div.style.display = "block"; + div.style.overflow = "visible"; + div.innerHTML = "
"; + div.firstChild.style.width = "5px"; + support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); + + container.style.zoom = 1; + } + + // Null elements to avoid leaks in IE + body.removeChild( container ); + container = div = tds = marginDiv = null; + }); + + // Null elements to avoid leaks in IE + fragment.removeChild( div ); + all = a = select = opt = input = fragment = div = null; + + return support; +})(); +var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, + rmultiDash = /([A-Z])/g; + +jQuery.extend({ + cache: {}, + + deletedIds: [], + + // Remove at next major release (1.9/2.0) + uuid: 0, + + // Unique for each copy of jQuery on the page + // Non-digits removed to match rinlinejQuery + expando: "jQuery" + ( jQuery.fn.jquery + Math.random() ).replace( /\D/g, "" ), + + // The following elements throw uncatchable exceptions if you + // attempt to add expando properties to them. + noData: { + "embed": true, + // Ban all objects except for Flash (which handle expandos) + "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", + "applet": true + }, + + hasData: function( elem ) { + elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; + return !!elem && !isEmptyDataObject( elem ); + }, + + data: function( elem, name, data, pvt /* Internal Use Only */ ) { + if ( !jQuery.acceptData( elem ) ) { + return; + } + + var thisCache, ret, + internalKey = jQuery.expando, + getByName = typeof name === "string", + + // We have to handle DOM nodes and JS objects differently because IE6-7 + // can't GC object references properly across the DOM-JS boundary + isNode = elem.nodeType, + + // Only DOM nodes need the global jQuery cache; JS object data is + // attached directly to the object so GC can occur automatically + cache = isNode ? jQuery.cache : elem, + + // Only defining an ID for JS objects if its cache already exists allows + // the code to shortcut on the same path as a DOM node with no cache + id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; + + // Avoid doing any more work than we need to when trying to get data on an + // object that has no data at all + if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) { + return; + } + + if ( !id ) { + // Only DOM nodes need a new unique ID for each element since their data + // ends up in the global cache + if ( isNode ) { + elem[ internalKey ] = id = jQuery.deletedIds.pop() || jQuery.guid++; + } else { + id = internalKey; + } + } + + if ( !cache[ id ] ) { + cache[ id ] = {}; + + // Avoids exposing jQuery metadata on plain JS objects when the object + // is serialized using JSON.stringify + if ( !isNode ) { + cache[ id ].toJSON = jQuery.noop; + } + } + + // An object can be passed to jQuery.data instead of a key/value pair; this gets + // shallow copied over onto the existing cache + if ( typeof name === "object" || typeof name === "function" ) { + if ( pvt ) { + cache[ id ] = jQuery.extend( cache[ id ], name ); + } else { + cache[ id ].data = jQuery.extend( cache[ id ].data, name ); + } + } + + thisCache = cache[ id ]; + + // jQuery data() is stored in a separate object inside the object's internal data + // cache in order to avoid key collisions between internal data and user-defined + // data. + if ( !pvt ) { + if ( !thisCache.data ) { + thisCache.data = {}; + } + + thisCache = thisCache.data; + } + + if ( data !== undefined ) { + thisCache[ jQuery.camelCase( name ) ] = data; + } + + // Check for both converted-to-camel and non-converted data property names + // If a data property was specified + if ( getByName ) { + + // First Try to find as-is property data + ret = thisCache[ name ]; + + // Test for null|undefined property data + if ( ret == null ) { + + // Try to find the camelCased property + ret = thisCache[ jQuery.camelCase( name ) ]; + } + } else { + ret = thisCache; + } + + return ret; + }, + + removeData: function( elem, name, pvt /* Internal Use Only */ ) { + if ( !jQuery.acceptData( elem ) ) { + return; + } + + var thisCache, i, l, + + isNode = elem.nodeType, + + // See jQuery.data for more information + cache = isNode ? jQuery.cache : elem, + id = isNode ? elem[ jQuery.expando ] : jQuery.expando; + + // If there is already no cache entry for this object, there is no + // purpose in continuing + if ( !cache[ id ] ) { + return; + } + + if ( name ) { + + thisCache = pvt ? cache[ id ] : cache[ id ].data; + + if ( thisCache ) { + + // Support array or space separated string names for data keys + if ( !jQuery.isArray( name ) ) { + + // try the string as a key before any manipulation + if ( name in thisCache ) { + name = [ name ]; + } else { + + // split the camel cased version by spaces unless a key with the spaces exists + name = jQuery.camelCase( name ); + if ( name in thisCache ) { + name = [ name ]; + } else { + name = name.split(" "); + } + } + } + + for ( i = 0, l = name.length; i < l; i++ ) { + delete thisCache[ name[i] ]; + } + + // If there is no data left in the cache, we want to continue + // and let the cache object itself get destroyed + if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) { + return; + } + } + } + + // See jQuery.data for more information + if ( !pvt ) { + delete cache[ id ].data; + + // Don't destroy the parent cache unless the internal data object + // had been the only thing left in it + if ( !isEmptyDataObject( cache[ id ] ) ) { + return; + } + } + + // Destroy the cache + if ( isNode ) { + jQuery.cleanData( [ elem ], true ); + + // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) + } else if ( jQuery.support.deleteExpando || cache != cache.window ) { + delete cache[ id ]; + + // When all else fails, null + } else { + cache[ id ] = null; + } + }, + + // For internal use only. + _data: function( elem, name, data ) { + return jQuery.data( elem, name, data, true ); + }, + + // A method for determining if a DOM node can handle the data expando + acceptData: function( elem ) { + var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; + + // nodes accept data unless otherwise specified; rejection can be conditional + return !noData || noData !== true && elem.getAttribute("classid") === noData; + } +}); + +jQuery.fn.extend({ + data: function( key, value ) { + var parts, part, attr, name, l, + elem = this[0], + i = 0, + data = null; + + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = jQuery.data( elem ); + + if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { + attr = elem.attributes; + for ( l = attr.length; i < l; i++ ) { + name = attr[i].name; + + if ( !name.indexOf( "data-" ) ) { + name = jQuery.camelCase( name.substring(5) ); + + dataAttr( elem, name, data[ name ] ); + } + } + jQuery._data( elem, "parsedAttrs", true ); + } + } + + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + jQuery.data( this, key ); + }); + } + + parts = key.split( ".", 2 ); + parts[1] = parts[1] ? "." + parts[1] : ""; + part = parts[1] + "!"; + + return jQuery.access( this, function( value ) { + + if ( value === undefined ) { + data = this.triggerHandler( "getData" + part, [ parts[0] ] ); + + // Try to fetch any internally stored data first + if ( data === undefined && elem ) { + data = jQuery.data( elem, key ); + data = dataAttr( elem, key, data ); + } + + return data === undefined && parts[1] ? + this.data( parts[0] ) : + data; + } + + parts[1] = value; + this.each(function() { + var self = jQuery( this ); + + self.triggerHandler( "setData" + part, parts ); + jQuery.data( this, key, value ); + self.triggerHandler( "changeData" + part, parts ); + }); + }, null, value, arguments.length > 1, null, false ); + }, + + removeData: function( key ) { + return this.each(function() { + jQuery.removeData( this, key ); + }); + } +}); + +function dataAttr( elem, key, data ) { + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + + var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + + data = elem.getAttribute( name ); + + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + jQuery.data( elem, key, data ); + + } else { + data = undefined; + } + } + + return data; +} + +// checks a cache object for emptiness +function isEmptyDataObject( obj ) { + var name; + for ( name in obj ) { + + // if the public data object is empty, the private is still empty + if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { + continue; + } + if ( name !== "toJSON" ) { + return false; + } + } + + return true; +} +jQuery.extend({ + queue: function( elem, type, data ) { + var queue; + + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = jQuery._data( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray(data) ) { + queue = jQuery._data( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } + } + return queue || []; + } + }, + + dequeue: function( elem, type ) { + type = type || "fx"; + + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; + + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; + } + + if ( fn ) { + + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); + } + + // clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); + } + + if ( !startLength && hooks ) { + hooks.empty.fire(); + } + }, + + // not intended for public consumption - generates a queueHooks object, or returns the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return jQuery._data( elem, key ) || jQuery._data( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + jQuery.removeData( elem, type + "queue", true ); + jQuery.removeData( elem, key, true ); + }) + }); + } +}); + +jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; + + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; + } + + if ( arguments.length < setter ) { + return jQuery.queue( this[0], type ); + } + + return data === undefined ? + this : + this.each(function() { + var queue = jQuery.queue( this, type, data ); + + // ensure a hooks for this queue + jQuery._queueHooks( this, type ); + + if ( type === "fx" && queue[0] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + }); + }, + dequeue: function( type ) { + return this.each(function() { + jQuery.dequeue( this, type ); + }); + }, + // Based off of the plugin by Clint Helfers, with permission. + // http://blindsignals.com/index.php/2009/07/jquery-delay/ + delay: function( time, type ) { + time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; + type = type || "fx"; + + return this.queue( type, function( next, hooks ) { + var timeout = setTimeout( next, time ); + hooks.stop = function() { + clearTimeout( timeout ); + }; + }); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); + } + }; + + if ( typeof type !== "string" ) { + obj = type; + type = undefined; + } + type = type || "fx"; + + while( i-- ) { + tmp = jQuery._data( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); + } + } + resolve(); + return defer.promise( obj ); + } +}); +var nodeHook, boolHook, fixSpecified, + rclass = /[\t\r\n]/g, + rreturn = /\r/g, + rtype = /^(?:button|input)$/i, + rfocusable = /^(?:button|input|object|select|textarea)$/i, + rclickable = /^a(?:rea|)$/i, + rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i, + getSetAttribute = jQuery.support.getSetAttribute; + +jQuery.fn.extend({ + attr: function( name, value ) { + return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); + }, + + removeAttr: function( name ) { + return this.each(function() { + jQuery.removeAttr( this, name ); + }); + }, + + prop: function( name, value ) { + return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); + }, + + removeProp: function( name ) { + name = jQuery.propFix[ name ] || name; + return this.each(function() { + // try/catch handles cases where IE balks (such as removing a property on window) + try { + this[ name ] = undefined; + delete this[ name ]; + } catch( e ) {} + }); + }, + + addClass: function( value ) { + var classNames, i, l, elem, + setClass, c, cl; + + if ( jQuery.isFunction( value ) ) { + return this.each(function( j ) { + jQuery( this ).addClass( value.call(this, j, this.className) ); + }); + } + + if ( value && typeof value === "string" ) { + classNames = value.split( core_rspace ); + + for ( i = 0, l = this.length; i < l; i++ ) { + elem = this[ i ]; + + if ( elem.nodeType === 1 ) { + if ( !elem.className && classNames.length === 1 ) { + elem.className = value; + + } else { + setClass = " " + elem.className + " "; + + for ( c = 0, cl = classNames.length; c < cl; c++ ) { + if ( setClass.indexOf( " " + classNames[ c ] + " " ) < 0 ) { + setClass += classNames[ c ] + " "; + } + } + elem.className = jQuery.trim( setClass ); + } + } + } + } + + return this; + }, + + removeClass: function( value ) { + var removes, className, elem, c, cl, i, l; + + if ( jQuery.isFunction( value ) ) { + return this.each(function( j ) { + jQuery( this ).removeClass( value.call(this, j, this.className) ); + }); + } + if ( (value && typeof value === "string") || value === undefined ) { + removes = ( value || "" ).split( core_rspace ); + + for ( i = 0, l = this.length; i < l; i++ ) { + elem = this[ i ]; + if ( elem.nodeType === 1 && elem.className ) { + + className = (" " + elem.className + " ").replace( rclass, " " ); + + // loop over each item in the removal list + for ( c = 0, cl = removes.length; c < cl; c++ ) { + // Remove until there is nothing to remove, + while ( className.indexOf(" " + removes[ c ] + " ") >= 0 ) { + className = className.replace( " " + removes[ c ] + " " , " " ); + } + } + elem.className = value ? jQuery.trim( className ) : ""; + } + } + } + + return this; + }, + + toggleClass: function( value, stateVal ) { + var type = typeof value, + isBool = typeof stateVal === "boolean"; + + if ( jQuery.isFunction( value ) ) { + return this.each(function( i ) { + jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); + }); + } + + return this.each(function() { + if ( type === "string" ) { + // toggle individual class names + var className, + i = 0, + self = jQuery( this ), + state = stateVal, + classNames = value.split( core_rspace ); + + while ( (className = classNames[ i++ ]) ) { + // check each className given, space separated list + state = isBool ? state : !self.hasClass( className ); + self[ state ? "addClass" : "removeClass" ]( className ); + } + + } else if ( type === "undefined" || type === "boolean" ) { + if ( this.className ) { + // store className if set + jQuery._data( this, "__className__", this.className ); + } + + // toggle whole className + this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; + } + }); + }, + + hasClass: function( selector ) { + var className = " " + selector + " ", + i = 0, + l = this.length; + for ( ; i < l; i++ ) { + if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { + return true; + } + } + + return false; + }, + + val: function( value ) { + var hooks, ret, isFunction, + elem = this[0]; + + if ( !arguments.length ) { + if ( elem ) { + hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; + + if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { + return ret; + } + + ret = elem.value; + + return typeof ret === "string" ? + // handle most common string cases + ret.replace(rreturn, "") : + // handle cases where value is null/undef or number + ret == null ? "" : ret; + } + + return; + } + + isFunction = jQuery.isFunction( value ); + + return this.each(function( i ) { + var val, + self = jQuery(this); + + if ( this.nodeType !== 1 ) { + return; + } + + if ( isFunction ) { + val = value.call( this, i, self.val() ); + } else { + val = value; + } + + // Treat null/undefined as ""; convert numbers to string + if ( val == null ) { + val = ""; + } else if ( typeof val === "number" ) { + val += ""; + } else if ( jQuery.isArray( val ) ) { + val = jQuery.map(val, function ( value ) { + return value == null ? "" : value + ""; + }); + } + + hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; + + // If set returns undefined, fall back to normal setting + if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { + this.value = val; + } + }); + } +}); + +jQuery.extend({ + valHooks: { + option: { + get: function( elem ) { + // attributes.value is undefined in Blackberry 4.7 but + // uses .value. See #6932 + var val = elem.attributes.value; + return !val || val.specified ? elem.value : elem.text; + } + }, + select: { + get: function( elem ) { + var value, option, + options = elem.options, + index = elem.selectedIndex, + one = elem.type === "select-one" || index < 0, + values = one ? null : [], + max = one ? index + 1 : options.length, + i = index < 0 ? + max : + one ? index : 0; + + // Loop through all the selected options + for ( ; i < max; i++ ) { + option = options[ i ]; + + // oldIE doesn't update selected after form reset (#2551) + if ( ( option.selected || i === index ) && + // Don't return options that are disabled or in a disabled optgroup + ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) && + ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { + + // Get the specific value for the option + value = jQuery( option ).val(); + + // We don't need an array for one selects + if ( one ) { + return value; + } + + // Multi-Selects return an array + values.push( value ); + } + } + + return values; + }, + + set: function( elem, value ) { + var values = jQuery.makeArray( value ); + + jQuery(elem).find("option").each(function() { + this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; + }); + + if ( !values.length ) { + elem.selectedIndex = -1; + } + return values; + } + } + }, + + // Unused in 1.8, left in so attrFn-stabbers won't die; remove in 1.9 + attrFn: {}, + + attr: function( elem, name, value, pass ) { + var ret, hooks, notxml, + nType = elem.nodeType; + + // don't get/set attributes on text, comment and attribute nodes + if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { + return; + } + + if ( pass && jQuery.isFunction( jQuery.fn[ name ] ) ) { + return jQuery( elem )[ name ]( value ); + } + + // Fallback to prop when attributes are not supported + if ( typeof elem.getAttribute === "undefined" ) { + return jQuery.prop( elem, name, value ); + } + + notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); + + // All attributes are lowercase + // Grab necessary hook if one is defined + if ( notxml ) { + name = name.toLowerCase(); + hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook ); + } + + if ( value !== undefined ) { + + if ( value === null ) { + jQuery.removeAttr( elem, name ); + return; + + } else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) { + return ret; + + } else { + elem.setAttribute( name, value + "" ); + return value; + } + + } else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) { + return ret; + + } else { + + ret = elem.getAttribute( name ); + + // Non-existent attributes return null, we normalize to undefined + return ret === null ? + undefined : + ret; + } + }, + + removeAttr: function( elem, value ) { + var propName, attrNames, name, isBool, + i = 0; + + if ( value && elem.nodeType === 1 ) { + + attrNames = value.split( core_rspace ); + + for ( ; i < attrNames.length; i++ ) { + name = attrNames[ i ]; + + if ( name ) { + propName = jQuery.propFix[ name ] || name; + isBool = rboolean.test( name ); + + // See #9699 for explanation of this approach (setting first, then removal) + // Do not do this for boolean attributes (see #10870) + if ( !isBool ) { + jQuery.attr( elem, name, "" ); + } + elem.removeAttribute( getSetAttribute ? name : propName ); + + // Set corresponding property to false for boolean attributes + if ( isBool && propName in elem ) { + elem[ propName ] = false; + } + } + } + } + }, + + attrHooks: { + type: { + set: function( elem, value ) { + // We can't allow the type property to be changed (since it causes problems in IE) + if ( rtype.test( elem.nodeName ) && elem.parentNode ) { + jQuery.error( "type property can't be changed" ); + } else if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { + // Setting the type on a radio button after the value resets the value in IE6-9 + // Reset value to it's default in case type is set after value + // This is for element creation + var val = elem.value; + elem.setAttribute( "type", value ); + if ( val ) { + elem.value = val; + } + return value; + } + } + }, + // Use the value property for back compat + // Use the nodeHook for button elements in IE6/7 (#1954) + value: { + get: function( elem, name ) { + if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { + return nodeHook.get( elem, name ); + } + return name in elem ? + elem.value : + null; + }, + set: function( elem, value, name ) { + if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { + return nodeHook.set( elem, value, name ); + } + // Does not return so that setAttribute is also used + elem.value = value; + } + } + }, + + propFix: { + tabindex: "tabIndex", + readonly: "readOnly", + "for": "htmlFor", + "class": "className", + maxlength: "maxLength", + cellspacing: "cellSpacing", + cellpadding: "cellPadding", + rowspan: "rowSpan", + colspan: "colSpan", + usemap: "useMap", + frameborder: "frameBorder", + contenteditable: "contentEditable" + }, + + prop: function( elem, name, value ) { + var ret, hooks, notxml, + nType = elem.nodeType; + + // don't get/set properties on text, comment and attribute nodes + if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { + return; + } + + notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); + + if ( notxml ) { + // Fix name and attach hooks + name = jQuery.propFix[ name ] || name; + hooks = jQuery.propHooks[ name ]; + } + + if ( value !== undefined ) { + if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { + return ret; + + } else { + return ( elem[ name ] = value ); + } + + } else { + if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { + return ret; + + } else { + return elem[ name ]; + } + } + }, + + propHooks: { + tabIndex: { + get: function( elem ) { + // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set + // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ + var attributeNode = elem.getAttributeNode("tabindex"); + + return attributeNode && attributeNode.specified ? + parseInt( attributeNode.value, 10 ) : + rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? + 0 : + undefined; + } + } + } +}); + +// Hook for boolean attributes +boolHook = { + get: function( elem, name ) { + // Align boolean attributes with corresponding properties + // Fall back to attribute presence where some booleans are not supported + var attrNode, + property = jQuery.prop( elem, name ); + return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ? + name.toLowerCase() : + undefined; + }, + set: function( elem, value, name ) { + var propName; + if ( value === false ) { + // Remove boolean attributes when set to false + jQuery.removeAttr( elem, name ); + } else { + // value is true since we know at this point it's type boolean and not false + // Set boolean attributes to the same name and set the DOM property + propName = jQuery.propFix[ name ] || name; + if ( propName in elem ) { + // Only set the IDL specifically if it already exists on the element + elem[ propName ] = true; + } + + elem.setAttribute( name, name.toLowerCase() ); + } + return name; + } +}; + +// IE6/7 do not support getting/setting some attributes with get/setAttribute +if ( !getSetAttribute ) { + + fixSpecified = { + name: true, + id: true, + coords: true + }; + + // Use this for any attribute in IE6/7 + // This fixes almost every IE6/7 issue + nodeHook = jQuery.valHooks.button = { + get: function( elem, name ) { + var ret; + ret = elem.getAttributeNode( name ); + return ret && ( fixSpecified[ name ] ? ret.value !== "" : ret.specified ) ? + ret.value : + undefined; + }, + set: function( elem, value, name ) { + // Set the existing or create a new attribute node + var ret = elem.getAttributeNode( name ); + if ( !ret ) { + ret = document.createAttribute( name ); + elem.setAttributeNode( ret ); + } + return ( ret.value = value + "" ); + } + }; + + // Set width and height to auto instead of 0 on empty string( Bug #8150 ) + // This is for removals + jQuery.each([ "width", "height" ], function( i, name ) { + jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { + set: function( elem, value ) { + if ( value === "" ) { + elem.setAttribute( name, "auto" ); + return value; + } + } + }); + }); + + // Set contenteditable to false on removals(#10429) + // Setting to empty string throws an error as an invalid value + jQuery.attrHooks.contenteditable = { + get: nodeHook.get, + set: function( elem, value, name ) { + if ( value === "" ) { + value = "false"; + } + nodeHook.set( elem, value, name ); + } + }; +} + + +// Some attributes require a special call on IE +if ( !jQuery.support.hrefNormalized ) { + jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { + jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { + get: function( elem ) { + var ret = elem.getAttribute( name, 2 ); + return ret === null ? undefined : ret; + } + }); + }); +} + +if ( !jQuery.support.style ) { + jQuery.attrHooks.style = { + get: function( elem ) { + // Return undefined in the case of empty string + // Normalize to lowercase since IE uppercases css property names + return elem.style.cssText.toLowerCase() || undefined; + }, + set: function( elem, value ) { + return ( elem.style.cssText = value + "" ); + } + }; +} + +// Safari mis-reports the default selected property of an option +// Accessing the parent's selectedIndex property fixes it +if ( !jQuery.support.optSelected ) { + jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { + get: function( elem ) { + var parent = elem.parentNode; + + if ( parent ) { + parent.selectedIndex; + + // Make sure that it also works with optgroups, see #5701 + if ( parent.parentNode ) { + parent.parentNode.selectedIndex; + } + } + return null; + } + }); +} + +// IE6/7 call enctype encoding +if ( !jQuery.support.enctype ) { + jQuery.propFix.enctype = "encoding"; +} + +// Radios and checkboxes getter/setter +if ( !jQuery.support.checkOn ) { + jQuery.each([ "radio", "checkbox" ], function() { + jQuery.valHooks[ this ] = { + get: function( elem ) { + // Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified + return elem.getAttribute("value") === null ? "on" : elem.value; + } + }; + }); +} +jQuery.each([ "radio", "checkbox" ], function() { + jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { + set: function( elem, value ) { + if ( jQuery.isArray( value ) ) { + return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); + } + } + }); +}); +var rformElems = /^(?:textarea|input|select)$/i, + rtypenamespace = /^([^\.]*|)(?:\.(.+)|)$/, + rhoverHack = /(?:^|\s)hover(\.\S+|)\b/, + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + hoverHack = function( events ) { + return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" ); + }; + +/* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ +jQuery.event = { + + add: function( elem, types, handler, data, selector ) { + + var elemData, eventHandle, events, + t, tns, type, namespaces, handleObj, + handleObjIn, handlers, special; + + // Don't attach events to noData or text/comment nodes (allow plain objects tho) + if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) { + return; + } + + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } + + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } + + // Init the element's event structure and main handler, if this is the first + events = elemData.events; + if ( !events ) { + elemData.events = events = {}; + } + eventHandle = elemData.handle; + if ( !eventHandle ) { + elemData.handle = eventHandle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ? + jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : + undefined; + }; + // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events + eventHandle.elem = elem; + } + + // Handle multiple events separated by a space + // jQuery(...).bind("mouseover mouseout", fn); + types = jQuery.trim( hoverHack(types) ).split( " " ); + for ( t = 0; t < types.length; t++ ) { + + tns = rtypenamespace.exec( types[t] ) || []; + type = tns[1]; + namespaces = ( tns[2] || "" ).split( "." ).sort(); + + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; + + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; + + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; + + // handleObj is passed to all event handlers + handleObj = jQuery.extend({ + type: type, + origType: tns[1], + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join(".") + }, handleObjIn ); + + // Init the event handler queue if we're the first + handlers = events[ type ]; + if ( !handlers ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; + + // Only use addEventListener/attachEvent if the special events handler returns false + if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + // Bind the global event handler to the element + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle, false ); + + } else if ( elem.attachEvent ) { + elem.attachEvent( "on" + type, eventHandle ); + } + } + } + + if ( special.add ) { + special.add.call( elem, handleObj ); + + if ( !handleObj.handler.guid ) { + handleObj.handler.guid = handler.guid; + } + } + + // Add to the element's handler list, delegates in front + if ( selector ) { + handlers.splice( handlers.delegateCount++, 0, handleObj ); + } else { + handlers.push( handleObj ); + } + + // Keep track of which events have ever been used, for event optimization + jQuery.event.global[ type ] = true; + } + + // Nullify elem to prevent memory leaks in IE + elem = null; + }, + + global: {}, + + // Detach an event or set of events from an element + remove: function( elem, types, handler, selector, mappedTypes ) { + + var t, tns, type, origType, namespaces, origCount, + j, events, special, eventType, handleObj, + elemData = jQuery.hasData( elem ) && jQuery._data( elem ); + + if ( !elemData || !(events = elemData.events) ) { + return; + } + + // Once for each type.namespace in types; type may be omitted + types = jQuery.trim( hoverHack( types || "" ) ).split(" "); + for ( t = 0; t < types.length; t++ ) { + tns = rtypenamespace.exec( types[t] ) || []; + type = origType = tns[1]; + namespaces = tns[2]; + + // Unbind all events (on this namespace, if provided) for the element + if ( !type ) { + for ( type in events ) { + jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); + } + continue; + } + + special = jQuery.event.special[ type ] || {}; + type = ( selector? special.delegateType : special.bindType ) || type; + eventType = events[ type ] || []; + origCount = eventType.length; + namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.|)") + "(\\.|$)") : null; + + // Remove matching events + for ( j = 0; j < eventType.length; j++ ) { + handleObj = eventType[ j ]; + + if ( ( mappedTypes || origType === handleObj.origType ) && + ( !handler || handler.guid === handleObj.guid ) && + ( !namespaces || namespaces.test( handleObj.namespace ) ) && + ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { + eventType.splice( j--, 1 ); + + if ( handleObj.selector ) { + eventType.delegateCount--; + } + if ( special.remove ) { + special.remove.call( elem, handleObj ); + } + } + } + + // Remove generic event handler if we removed something and no more handlers exist + // (avoids potential for endless recursion during removal of special event handlers) + if ( eventType.length === 0 && origCount !== eventType.length ) { + if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { + jQuery.removeEvent( elem, type, elemData.handle ); + } + + delete events[ type ]; + } + } + + // Remove the expando if it's no longer used + if ( jQuery.isEmptyObject( events ) ) { + delete elemData.handle; + + // removeData also checks for emptiness and clears the expando if empty + // so use it instead of delete + jQuery.removeData( elem, "events", true ); + } + }, + + // Events that are safe to short-circuit if no handlers are attached. + // Native DOM events should not be added, they may have inline handlers. + customEvent: { + "getData": true, + "setData": true, + "changeData": true + }, + + trigger: function( event, data, elem, onlyHandlers ) { + // Don't do events on text and comment nodes + if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) { + return; + } + + // Event object or event type + var cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType, + type = event.type || event, + namespaces = []; + + // focus/blur morphs to focusin/out; ensure we're not firing them right now + if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { + return; + } + + if ( type.indexOf( "!" ) >= 0 ) { + // Exclusive events trigger only for the exact event (no namespaces) + type = type.slice(0, -1); + exclusive = true; + } + + if ( type.indexOf( "." ) >= 0 ) { + // Namespaced trigger; create a regexp to match event type in handle() + namespaces = type.split("."); + type = namespaces.shift(); + namespaces.sort(); + } + + if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) { + // No jQuery handlers for this event type, and it can't have inline handlers + return; + } + + // Caller can pass in an Event, Object, or just an event type string + event = typeof event === "object" ? + // jQuery.Event object + event[ jQuery.expando ] ? event : + // Object literal + new jQuery.Event( type, event ) : + // Just the event type (string) + new jQuery.Event( type ); + + event.type = type; + event.isTrigger = true; + event.exclusive = exclusive; + event.namespace = namespaces.join( "." ); + event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null; + ontype = type.indexOf( ":" ) < 0 ? "on" + type : ""; + + // Handle a global trigger + if ( !elem ) { + + // TODO: Stop taunting the data cache; remove global events and always attach to document + cache = jQuery.cache; + for ( i in cache ) { + if ( cache[ i ].events && cache[ i ].events[ type ] ) { + jQuery.event.trigger( event, data, cache[ i ].handle.elem, true ); + } + } + return; + } + + // Clean up the event in case it is being reused + event.result = undefined; + if ( !event.target ) { + event.target = elem; + } + + // Clone any incoming data and prepend the event, creating the handler arg list + data = data != null ? jQuery.makeArray( data ) : []; + data.unshift( event ); + + // Allow special events to draw outside the lines + special = jQuery.event.special[ type ] || {}; + if ( special.trigger && special.trigger.apply( elem, data ) === false ) { + return; + } + + // Determine event propagation path in advance, per W3C events spec (#9951) + // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) + eventPath = [[ elem, special.bindType || type ]]; + if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { + + bubbleType = special.delegateType || type; + cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode; + for ( old = elem; cur; cur = cur.parentNode ) { + eventPath.push([ cur, bubbleType ]); + old = cur; + } + + // Only add window if we got to document (e.g., not plain obj or detached DOM) + if ( old === (elem.ownerDocument || document) ) { + eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]); + } + } + + // Fire handlers on the event path + for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) { + + cur = eventPath[i][0]; + event.type = eventPath[i][1]; + + handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); + if ( handle ) { + handle.apply( cur, data ); + } + // Note that this is a bare JS function and not a jQuery handler + handle = ontype && cur[ ontype ]; + if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) { + event.preventDefault(); + } + } + event.type = type; + + // If nobody prevented the default action, do it now + if ( !onlyHandlers && !event.isDefaultPrevented() ) { + + if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) && + !(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) { + + // Call a native DOM method on the target with the same name name as the event. + // Can't use an .isFunction() check here because IE6/7 fails that test. + // Don't do default actions on window, that's where global variables be (#6170) + // IE<9 dies on focus/blur to hidden element (#1486) + if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) { + + // Don't re-trigger an onFOO event when we call its FOO() method + old = elem[ ontype ]; + + if ( old ) { + elem[ ontype ] = null; + } + + // Prevent re-triggering of the same event, since we already bubbled it above + jQuery.event.triggered = type; + elem[ type ](); + jQuery.event.triggered = undefined; + + if ( old ) { + elem[ ontype ] = old; + } + } + } + } + + return event.result; + }, + + dispatch: function( event ) { + + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( event || window.event ); + + var i, j, cur, ret, selMatch, matched, matches, handleObj, sel, related, + handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []), + delegateCount = handlers.delegateCount, + args = core_slice.call( arguments ), + run_all = !event.exclusive && !event.namespace, + special = jQuery.event.special[ event.type ] || {}, + handlerQueue = []; + + // Use the fix-ed jQuery.Event rather than the (read-only) native event + args[0] = event; + event.delegateTarget = this; + + // Call the preDispatch hook for the mapped type, and let it bail if desired + if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { + return; + } + + // Determine handlers that should run if there are delegated events + // Avoid non-left-click bubbling in Firefox (#3861) + if ( delegateCount && !(event.button && event.type === "click") ) { + + for ( cur = event.target; cur != this; cur = cur.parentNode || this ) { + + // Don't process clicks (ONLY) on disabled elements (#6911, #8165, #11382, #11764) + if ( cur.disabled !== true || event.type !== "click" ) { + selMatch = {}; + matches = []; + for ( i = 0; i < delegateCount; i++ ) { + handleObj = handlers[ i ]; + sel = handleObj.selector; + + if ( selMatch[ sel ] === undefined ) { + selMatch[ sel ] = handleObj.needsContext ? + jQuery( sel, this ).index( cur ) >= 0 : + jQuery.find( sel, this, null, [ cur ] ).length; + } + if ( selMatch[ sel ] ) { + matches.push( handleObj ); + } + } + if ( matches.length ) { + handlerQueue.push({ elem: cur, matches: matches }); + } + } + } + } + + // Add the remaining (directly-bound) handlers + if ( handlers.length > delegateCount ) { + handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) }); + } + + // Run delegates first; they may want to stop propagation beneath us + for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) { + matched = handlerQueue[ i ]; + event.currentTarget = matched.elem; + + for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) { + handleObj = matched.matches[ j ]; + + // Triggered event must either 1) be non-exclusive and have no namespace, or + // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). + if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) { + + event.data = handleObj.data; + event.handleObj = handleObj; + + ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) + .apply( matched.elem, args ); + + if ( ret !== undefined ) { + event.result = ret; + if ( ret === false ) { + event.preventDefault(); + event.stopPropagation(); + } + } + } + } + } + + // Call the postDispatch hook for the mapped type + if ( special.postDispatch ) { + special.postDispatch.call( this, event ); + } + + return event.result; + }, + + // Includes some event props shared by KeyEvent and MouseEvent + // *** attrChange attrName relatedNode srcElement are not normalized, non-W3C, deprecated, will be removed in 1.8 *** + props: "attrChange attrName relatedNode srcElement altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + + fixHooks: {}, + + keyHooks: { + props: "char charCode key keyCode".split(" "), + filter: function( event, original ) { + + // Add which for key events + if ( event.which == null ) { + event.which = original.charCode != null ? original.charCode : original.keyCode; + } + + return event; + } + }, + + mouseHooks: { + props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), + filter: function( event, original ) { + var eventDoc, doc, body, + button = original.button, + fromElement = original.fromElement; + + // Calculate pageX/Y if missing and clientX/Y available + if ( event.pageX == null && original.clientX != null ) { + eventDoc = event.target.ownerDocument || document; + doc = eventDoc.documentElement; + body = eventDoc.body; + + event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); + event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); + } + + // Add relatedTarget, if necessary + if ( !event.relatedTarget && fromElement ) { + event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; + } + + // Add which for click: 1 === left; 2 === middle; 3 === right + // Note: button is not normalized, so don't use it + if ( !event.which && button !== undefined ) { + event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); + } + + return event; + } + }, + + fix: function( event ) { + if ( event[ jQuery.expando ] ) { + return event; + } + + // Create a writable copy of the event object and normalize some properties + var i, prop, + originalEvent = event, + fixHook = jQuery.event.fixHooks[ event.type ] || {}, + copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; + + event = jQuery.Event( originalEvent ); + + for ( i = copy.length; i; ) { + prop = copy[ --i ]; + event[ prop ] = originalEvent[ prop ]; + } + + // Fix target property, if necessary (#1925, IE 6/7/8 & Safari2) + if ( !event.target ) { + event.target = originalEvent.srcElement || document; + } + + // Target should not be a text node (#504, Safari) + if ( event.target.nodeType === 3 ) { + event.target = event.target.parentNode; + } + + // For mouse/key events, metaKey==false if it's undefined (#3368, #11328; IE6/7/8) + event.metaKey = !!event.metaKey; + + return fixHook.filter? fixHook.filter( event, originalEvent ) : event; + }, + + special: { + load: { + // Prevent triggered image.load events from bubbling to window.load + noBubble: true + }, + + focus: { + delegateType: "focusin" + }, + blur: { + delegateType: "focusout" + }, + + beforeunload: { + setup: function( data, namespaces, eventHandle ) { + // We only want to do this special case on windows + if ( jQuery.isWindow( this ) ) { + this.onbeforeunload = eventHandle; + } + }, + + teardown: function( namespaces, eventHandle ) { + if ( this.onbeforeunload === eventHandle ) { + this.onbeforeunload = null; + } + } + } + }, + + simulate: function( type, elem, event, bubble ) { + // Piggyback on a donor event to simulate a different one. + // Fake originalEvent to avoid donor's stopPropagation, but if the + // simulated event prevents default then we do the same on the donor. + var e = jQuery.extend( + new jQuery.Event(), + event, + { type: type, + isSimulated: true, + originalEvent: {} + } + ); + if ( bubble ) { + jQuery.event.trigger( e, null, elem ); + } else { + jQuery.event.dispatch.call( elem, e ); + } + if ( e.isDefaultPrevented() ) { + event.preventDefault(); + } + } +}; + +// Some plugins are using, but it's undocumented/deprecated and will be removed. +// The 1.7 special event interface should provide all the hooks needed now. +jQuery.event.handle = jQuery.event.dispatch; + +jQuery.removeEvent = document.removeEventListener ? + function( elem, type, handle ) { + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle, false ); + } + } : + function( elem, type, handle ) { + var name = "on" + type; + + if ( elem.detachEvent ) { + + // #8545, #7054, preventing memory leaks for custom events in IE6-8 + // detachEvent needed property on element, by name of that event, to properly expose it to GC + if ( typeof elem[ name ] === "undefined" ) { + elem[ name ] = null; + } + + elem.detachEvent( name, handle ); + } + }; + +jQuery.Event = function( src, props ) { + // Allow instantiation without the 'new' keyword + if ( !(this instanceof jQuery.Event) ) { + return new jQuery.Event( src, props ); + } + + // Event object + if ( src && src.type ) { + this.originalEvent = src; + this.type = src.type; + + // Events bubbling up the document may have been marked as prevented + // by a handler lower down the tree; reflect the correct value. + this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || + src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; + + // Event type + } else { + this.type = src; + } + + // Put explicitly provided properties onto the event object + if ( props ) { + jQuery.extend( this, props ); + } + + // Create a timestamp if incoming event doesn't have one + this.timeStamp = src && src.timeStamp || jQuery.now(); + + // Mark it as fixed + this[ jQuery.expando ] = true; +}; + +function returnFalse() { + return false; +} +function returnTrue() { + return true; +} + +// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding +// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +jQuery.Event.prototype = { + preventDefault: function() { + this.isDefaultPrevented = returnTrue; + + var e = this.originalEvent; + if ( !e ) { + return; + } + + // if preventDefault exists run it on the original event + if ( e.preventDefault ) { + e.preventDefault(); + + // otherwise set the returnValue property of the original event to false (IE) + } else { + e.returnValue = false; + } + }, + stopPropagation: function() { + this.isPropagationStopped = returnTrue; + + var e = this.originalEvent; + if ( !e ) { + return; + } + // if stopPropagation exists run it on the original event + if ( e.stopPropagation ) { + e.stopPropagation(); + } + // otherwise set the cancelBubble property of the original event to true (IE) + e.cancelBubble = true; + }, + stopImmediatePropagation: function() { + this.isImmediatePropagationStopped = returnTrue; + this.stopPropagation(); + }, + isDefaultPrevented: returnFalse, + isPropagationStopped: returnFalse, + isImmediatePropagationStopped: returnFalse +}; + +// Create mouseenter/leave events using mouseover/out and event-time checks +jQuery.each({ + mouseenter: "mouseover", + mouseleave: "mouseout" +}, function( orig, fix ) { + jQuery.event.special[ orig ] = { + delegateType: fix, + bindType: fix, + + handle: function( event ) { + var ret, + target = this, + related = event.relatedTarget, + handleObj = event.handleObj, + selector = handleObj.selector; + + // For mousenter/leave call the handler if related is outside the target. + // NB: No relatedTarget if the mouse left/entered the browser window + if ( !related || (related !== target && !jQuery.contains( target, related )) ) { + event.type = handleObj.origType; + ret = handleObj.handler.apply( this, arguments ); + event.type = fix; + } + return ret; + } + }; +}); + +// IE submit delegation +if ( !jQuery.support.submitBubbles ) { + + jQuery.event.special.submit = { + setup: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { + return false; + } + + // Lazy-add a submit handler when a descendant form may potentially be submitted + jQuery.event.add( this, "click._submit keypress._submit", function( e ) { + // Node name check avoids a VML-related crash in IE (#9807) + var elem = e.target, + form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; + if ( form && !jQuery._data( form, "_submit_attached" ) ) { + jQuery.event.add( form, "submit._submit", function( event ) { + event._submit_bubble = true; + }); + jQuery._data( form, "_submit_attached", true ); + } + }); + // return undefined since we don't need an event listener + }, + + postDispatch: function( event ) { + // If form was submitted by the user, bubble the event up the tree + if ( event._submit_bubble ) { + delete event._submit_bubble; + if ( this.parentNode && !event.isTrigger ) { + jQuery.event.simulate( "submit", this.parentNode, event, true ); + } + } + }, + + teardown: function() { + // Only need this for delegated form submit events + if ( jQuery.nodeName( this, "form" ) ) { + return false; + } + + // Remove delegated handlers; cleanData eventually reaps submit handlers attached above + jQuery.event.remove( this, "._submit" ); + } + }; +} + +// IE change delegation and checkbox/radio fix +if ( !jQuery.support.changeBubbles ) { + + jQuery.event.special.change = { + + setup: function() { + + if ( rformElems.test( this.nodeName ) ) { + // IE doesn't fire change on a check/radio until blur; trigger it on click + // after a propertychange. Eat the blur-change in special.change.handle. + // This still fires onchange a second time for check/radio after blur. + if ( this.type === "checkbox" || this.type === "radio" ) { + jQuery.event.add( this, "propertychange._change", function( event ) { + if ( event.originalEvent.propertyName === "checked" ) { + this._just_changed = true; + } + }); + jQuery.event.add( this, "click._change", function( event ) { + if ( this._just_changed && !event.isTrigger ) { + this._just_changed = false; + } + // Allow triggered, simulated change events (#11500) + jQuery.event.simulate( "change", this, event, true ); + }); + } + return false; + } + // Delegated event; lazy-add a change handler on descendant inputs + jQuery.event.add( this, "beforeactivate._change", function( e ) { + var elem = e.target; + + if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "_change_attached" ) ) { + jQuery.event.add( elem, "change._change", function( event ) { + if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { + jQuery.event.simulate( "change", this.parentNode, event, true ); + } + }); + jQuery._data( elem, "_change_attached", true ); + } + }); + }, + + handle: function( event ) { + var elem = event.target; + + // Swallow native change events from checkbox/radio, we already triggered them above + if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { + return event.handleObj.handler.apply( this, arguments ); + } + }, + + teardown: function() { + jQuery.event.remove( this, "._change" ); + + return !rformElems.test( this.nodeName ); + } + }; +} + +// Create "bubbling" focus and blur events +if ( !jQuery.support.focusinBubbles ) { + jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + + // Attach a single capturing handler while someone wants focusin/focusout + var attaches = 0, + handler = function( event ) { + jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); + }; + + jQuery.event.special[ fix ] = { + setup: function() { + if ( attaches++ === 0 ) { + document.addEventListener( orig, handler, true ); + } + }, + teardown: function() { + if ( --attaches === 0 ) { + document.removeEventListener( orig, handler, true ); + } + } + }; + }); +} + +jQuery.fn.extend({ + + on: function( types, selector, data, fn, /*INTERNAL*/ one ) { + var origFn, type; + + // Types can be a map of types/handlers + if ( typeof types === "object" ) { + // ( types-Object, selector, data ) + if ( typeof selector !== "string" ) { // && selector != null + // ( types-Object, data ) + data = data || selector; + selector = undefined; + } + for ( type in types ) { + this.on( type, selector, data, types[ type ], one ); + } + return this; + } + + if ( data == null && fn == null ) { + // ( types, fn ) + fn = selector; + data = selector = undefined; + } else if ( fn == null ) { + if ( typeof selector === "string" ) { + // ( types, selector, fn ) + fn = data; + data = undefined; + } else { + // ( types, data, fn ) + fn = data; + data = selector; + selector = undefined; + } + } + if ( fn === false ) { + fn = returnFalse; + } else if ( !fn ) { + return this; + } + + if ( one === 1 ) { + origFn = fn; + fn = function( event ) { + // Can use an empty set, since event contains the info + jQuery().off( event ); + return origFn.apply( this, arguments ); + }; + // Use same guid so caller can remove using origFn + fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); + } + return this.each( function() { + jQuery.event.add( this, types, fn, data, selector ); + }); + }, + one: function( types, selector, data, fn ) { + return this.on( types, selector, data, fn, 1 ); + }, + off: function( types, selector, fn ) { + var handleObj, type; + if ( types && types.preventDefault && types.handleObj ) { + // ( event ) dispatched jQuery.Event + handleObj = types.handleObj; + jQuery( types.delegateTarget ).off( + handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, + handleObj.selector, + handleObj.handler + ); + return this; + } + if ( typeof types === "object" ) { + // ( types-object [, selector] ) + for ( type in types ) { + this.off( type, selector, types[ type ] ); + } + return this; + } + if ( selector === false || typeof selector === "function" ) { + // ( types [, fn] ) + fn = selector; + selector = undefined; + } + if ( fn === false ) { + fn = returnFalse; + } + return this.each(function() { + jQuery.event.remove( this, types, fn, selector ); + }); + }, + + bind: function( types, data, fn ) { + return this.on( types, null, data, fn ); + }, + unbind: function( types, fn ) { + return this.off( types, null, fn ); + }, + + live: function( types, data, fn ) { + jQuery( this.context ).on( types, this.selector, data, fn ); + return this; + }, + die: function( types, fn ) { + jQuery( this.context ).off( types, this.selector || "**", fn ); + return this; + }, + + delegate: function( selector, types, data, fn ) { + return this.on( types, selector, data, fn ); + }, + undelegate: function( selector, types, fn ) { + // ( namespace ) or ( selector, types [, fn] ) + return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); + }, + + trigger: function( type, data ) { + return this.each(function() { + jQuery.event.trigger( type, data, this ); + }); + }, + triggerHandler: function( type, data ) { + if ( this[0] ) { + return jQuery.event.trigger( type, data, this[0], true ); + } + }, + + toggle: function( fn ) { + // Save reference to arguments for access in closure + var args = arguments, + guid = fn.guid || jQuery.guid++, + i = 0, + toggler = function( event ) { + // Figure out which function to execute + var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i; + jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 ); + + // Make sure that clicks stop + event.preventDefault(); + + // and execute the function + return args[ lastToggle ].apply( this, arguments ) || false; + }; + + // link all the functions, so any of them can unbind this click handler + toggler.guid = guid; + while ( i < args.length ) { + args[ i++ ].guid = guid; + } + + return this.click( toggler ); + }, + + hover: function( fnOver, fnOut ) { + return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); + } +}); + +jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + + "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + + "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { + + // Handle event binding + jQuery.fn[ name ] = function( data, fn ) { + if ( fn == null ) { + fn = data; + data = null; + } + + return arguments.length > 0 ? + this.on( name, null, data, fn ) : + this.trigger( name ); + }; + + if ( rkeyEvent.test( name ) ) { + jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks; + } + + if ( rmouseEvent.test( name ) ) { + jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks; + } +}); +/*! + * Sizzle CSS Selector Engine + * Copyright 2012 jQuery Foundation and other contributors + * Released under the MIT license + * http://sizzlejs.com/ + */ +(function( window, undefined ) { + +var cachedruns, + assertGetIdNotName, + Expr, + getText, + isXML, + contains, + compile, + sortOrder, + hasDuplicate, + outermostContext, + + baseHasDuplicate = true, + strundefined = "undefined", + + expando = ( "sizcache" + Math.random() ).replace( ".", "" ), + + Token = String, + document = window.document, + docElem = document.documentElement, + dirruns = 0, + done = 0, + pop = [].pop, + push = [].push, + slice = [].slice, + // Use a stripped-down indexOf if a native one is unavailable + indexOf = [].indexOf || function( elem ) { + var i = 0, + len = this.length; + for ( ; i < len; i++ ) { + if ( this[i] === elem ) { + return i; + } + } + return -1; + }, + + // Augment a function for special use by Sizzle + markFunction = function( fn, value ) { + fn[ expando ] = value == null || value; + return fn; + }, + + createCache = function() { + var cache = {}, + keys = []; + + return markFunction(function( key, value ) { + // Only keep the most recent entries + if ( keys.push( key ) > Expr.cacheLength ) { + delete cache[ keys.shift() ]; + } + + // Retrieve with (key + " ") to avoid collision with native Object.prototype properties (see Issue #157) + return (cache[ key + " " ] = value); + }, cache ); + }, + + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + + // Regex + + // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + whitespace = "[\\x20\\t\\r\\n\\f]", + // http://www.w3.org/TR/css3-syntax/#characters + characterEncoding = "(?:\\\\.|[-\\w]|[^\\x00-\\xa0])+", + + // Loosely modeled on CSS identifier characters + // An unquoted value should be a CSS identifier (http://www.w3.org/TR/css3-selectors/#attribute-selectors) + // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = characterEncoding.replace( "w", "w#" ), + + // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors + operators = "([*^$|!~]?=)", + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + + "*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", + + // Prefer arguments not in parens/brackets, + // then attribute selectors and non-pseudos (denoted by :), + // then anything else + // These preferences are here to reduce the number of selectors + // needing tokenize in the PSEUDO preFilter + pseudos = ":(" + characterEncoding + ")(?:\\((?:(['\"])((?:\\\\.|[^\\\\])*?)\\2|([^()[\\]]*|(?:(?:" + attributes + ")|[^:]|\\\\.)*|.*))\\)|)", + + // For matchExpr.POS and matchExpr.needsContext + pos = ":(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", + + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ), + rpseudo = new RegExp( pseudos ), + + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w\-]+)|(\w+)|\.([\w\-]+))$/, + + rnot = /^:not/, + rsibling = /[\x20\t\r\n\f]*[+~]/, + rendsWithNot = /:not\($/, + + rheader = /h\d/i, + rinputs = /input|select|textarea|button/i, + + rbackslash = /\\(?!\\)/g, + + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "POS": new RegExp( pos, "i" ), + "CHILD": new RegExp( "^:(only|nth|first|last)-child(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + // For use in libraries implementing .is() + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|" + pos, "i" ) + }, + + // Support + + // Used for testing something on an element + assert = function( fn ) { + var div = document.createElement("div"); + + try { + return fn( div ); + } catch (e) { + return false; + } finally { + // release memory in IE + div = null; + } + }, + + // Check if getElementsByTagName("*") returns only elements + assertTagNameNoComments = assert(function( div ) { + div.appendChild( document.createComment("") ); + return !div.getElementsByTagName("*").length; + }), + + // Check if getAttribute returns normalized href attributes + assertHrefNotNormalized = assert(function( div ) { + div.innerHTML = ""; + return div.firstChild && typeof div.firstChild.getAttribute !== strundefined && + div.firstChild.getAttribute("href") === "#"; + }), + + // Check if attributes should be retrieved by attribute nodes + assertAttributes = assert(function( div ) { + div.innerHTML = ""; + var type = typeof div.lastChild.getAttribute("multiple"); + // IE8 returns a string for some attributes even when not present + return type !== "boolean" && type !== "string"; + }), + + // Check if getElementsByClassName can be trusted + assertUsableClassName = assert(function( div ) { + // Opera can't find a second classname (in 9.6) + div.innerHTML = ""; + if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) { + return false; + } + + // Safari 3.2 caches class attributes and doesn't catch changes + div.lastChild.className = "e"; + return div.getElementsByClassName("e").length === 2; + }), + + // Check if getElementById returns elements by name + // Check if getElementsByName privileges form controls or returns elements by ID + assertUsableName = assert(function( div ) { + // Inject content + div.id = expando + 0; + div.innerHTML = "
"; + docElem.insertBefore( div, docElem.firstChild ); + + // Test + var pass = document.getElementsByName && + // buggy browsers will return fewer than the correct 2 + document.getElementsByName( expando ).length === 2 + + // buggy browsers will return more than the correct 0 + document.getElementsByName( expando + 0 ).length; + assertGetIdNotName = !document.getElementById( expando ); + + // Cleanup + docElem.removeChild( div ); + + return pass; + }); + +// If slice is not available, provide a backup +try { + slice.call( docElem.childNodes, 0 )[0].nodeType; +} catch ( e ) { + slice = function( i ) { + var elem, + results = []; + for ( ; (elem = this[i]); i++ ) { + results.push( elem ); + } + return results; + }; +} + +function Sizzle( selector, context, results, seed ) { + results = results || []; + context = context || document; + var match, elem, xml, m, + nodeType = context.nodeType; + + if ( !selector || typeof selector !== "string" ) { + return results; + } + + if ( nodeType !== 1 && nodeType !== 9 ) { + return []; + } + + xml = isXML( context ); + + if ( !xml && !seed ) { + if ( (match = rquickExpr.exec( selector )) ) { + // Speed-up: Sizzle("#ID") + if ( (m = match[1]) ) { + if ( nodeType === 9 ) { + elem = context.getElementById( m ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + if ( elem && elem.parentNode ) { + // Handle the case where IE, Opera, and Webkit return items + // by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { + return results; + } + } else { + // Context is not a document + if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && + contains( context, elem ) && elem.id === m ) { + results.push( elem ); + return results; + } + } + + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) ); + return results; + + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && assertUsableClassName && context.getElementsByClassName ) { + push.apply( results, slice.call(context.getElementsByClassName( m ), 0) ); + return results; + } + } + } + + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed, xml ); +} + +Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); +}; + +Sizzle.matchesSelector = function( elem, expr ) { + return Sizzle( expr, null, null, [ elem ] ).length > 0; +}; + +// Returns a function to use in pseudos for input types +function createInputPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === type; + }; +} + +// Returns a function to use in pseudos for buttons +function createButtonPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return (name === "input" || name === "button") && elem.type === type; + }; +} + +// Returns a function to use in pseudos for positionals +function createPositionalPseudo( fn ) { + return markFunction(function( argument ) { + argument = +argument; + return markFunction(function( seed, matches ) { + var j, + matchIndexes = fn( [], seed.length, argument ), + i = matchIndexes.length; + + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); +} + +/** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ +getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( nodeType ) { + if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (see #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); + } + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes + } else { + + // If no nodeType, this is expected to be an array + for ( ; (node = elem[i]); i++ ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } + return ret; +}; + +isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; +}; + +// Element contains another +contains = Sizzle.contains = docElem.contains ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && adown.contains && adown.contains(bup) ); + } : + docElem.compareDocumentPosition ? + function( a, b ) { + return b && !!( a.compareDocumentPosition( b ) & 16 ); + } : + function( a, b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } + } + return false; + }; + +Sizzle.attr = function( elem, name ) { + var val, + xml = isXML( elem ); + + if ( !xml ) { + name = name.toLowerCase(); + } + if ( (val = Expr.attrHandle[ name ]) ) { + return val( elem ); + } + if ( xml || assertAttributes ) { + return elem.getAttribute( name ); + } + val = elem.getAttributeNode( name ); + return val ? + typeof elem[ name ] === "boolean" ? + elem[ name ] ? name : null : + val.specified ? val.value : null : + null; +}; + +Expr = Sizzle.selectors = { + + // Can be adjusted by the user + cacheLength: 50, + + createPseudo: markFunction, + + match: matchExpr, + + // IE6/7 return a modified href + attrHandle: assertHrefNotNormalized ? + {} : + { + "href": function( elem ) { + return elem.getAttribute( "href", 2 ); + }, + "type": function( elem ) { + return elem.getAttribute("type"); + } + }, + + find: { + "ID": assertGetIdNotName ? + function( id, context, xml ) { + if ( typeof context.getElementById !== strundefined && !xml ) { + var m = context.getElementById( id ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [m] : []; + } + } : + function( id, context, xml ) { + if ( typeof context.getElementById !== strundefined && !xml ) { + var m = context.getElementById( id ); + + return m ? + m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ? + [m] : + undefined : + []; + } + }, + + "TAG": assertTagNameNoComments ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== strundefined ) { + return context.getElementsByTagName( tag ); + } + } : + function( tag, context ) { + var results = context.getElementsByTagName( tag ); + + // Filter out possible comments + if ( tag === "*" ) { + var elem, + tmp = [], + i = 0; + + for ( ; (elem = results[i]); i++ ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } + } + + return tmp; + } + return results; + }, + + "NAME": assertUsableName && function( tag, context ) { + if ( typeof context.getElementsByName !== strundefined ) { + return context.getElementsByName( name ); + } + }, + + "CLASS": assertUsableClassName && function( className, context, xml ) { + if ( typeof context.getElementsByClassName !== strundefined && !xml ) { + return context.getElementsByClassName( className ); + } + } + }, + + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, + + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( rbackslash, "" ); + + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[4] || match[5] || "" ).replace( rbackslash, "" ); + + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; + } + + return match.slice( 0, 4 ); + }, + + "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] + 1 type (only|nth|...) + 2 argument (even|odd|\d*|\d*n([+-]\d+)?|...) + 3 xn-component of xn+y argument ([+-]?\d*n|) + 4 sign of xn-component + 5 x of xn-component + 6 sign of y-component + 7 y of y-component + */ + match[1] = match[1].toLowerCase(); + + if ( match[1] === "nth" ) { + // nth-child requires argument + if ( !match[2] ) { + Sizzle.error( match[0] ); + } + + // numeric x and y parameters for Expr.filter.CHILD + // remember that false/true cast respectively to 0/1 + match[3] = +( match[3] ? match[4] + (match[5] || 1) : 2 * ( match[2] === "even" || match[2] === "odd" ) ); + match[4] = +( ( match[6] + match[7] ) || match[2] === "odd" ); + + // other types prohibit arguments + } else if ( match[2] ) { + Sizzle.error( match[0] ); + } + + return match; + }, + + "PSEUDO": function( match ) { + var unquoted, excess; + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; + } + + if ( match[3] ) { + match[2] = match[3]; + } else if ( (unquoted = match[4]) ) { + // Only check arguments that contain a pseudo + if ( rpseudo.test(unquoted) && + // Get excess from tokenize (recursively) + (excess = tokenize( unquoted, true )) && + // advance to the next closing parenthesis + (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + + // excess is a negative index + unquoted = unquoted.slice( 0, excess ); + match[0] = match[0].slice( 0, excess ); + } + match[2] = unquoted; + } + + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); + } + }, + + filter: { + "ID": assertGetIdNotName ? + function( id ) { + id = id.replace( rbackslash, "" ); + return function( elem ) { + return elem.getAttribute("id") === id; + }; + } : + function( id ) { + id = id.replace( rbackslash, "" ); + return function( elem ) { + var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); + return node && node.value === id; + }; + }, + + "TAG": function( nodeName ) { + if ( nodeName === "*" ) { + return function() { return true; }; + } + nodeName = nodeName.replace( rbackslash, "" ).toLowerCase(); + + return function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; + }, + + "CLASS": function( className ) { + var pattern = classCache[ expando ][ className + " " ]; + + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" ); + }); + }, + + "ATTR": function( name, operator, check ) { + return function( elem, context ) { + var result = Sizzle.attr( elem, name ); + + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; + } + + result += ""; + + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.substr( result.length - check.length ) === check : + operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" : + false; + }; + }, + + "CHILD": function( type, argument, first, last ) { + + if ( type === "nth" ) { + return function( elem ) { + var node, diff, + parent = elem.parentNode; + + if ( first === 1 && last === 0 ) { + return true; + } + + if ( parent ) { + diff = 0; + for ( node = parent.firstChild; node; node = node.nextSibling ) { + if ( node.nodeType === 1 ) { + diff++; + if ( elem === node ) { + break; + } + } + } + } + + // Incorporate the offset (or cast to NaN), then check against cycle size + diff -= last; + return diff === first || ( diff % first === 0 && diff / first >= 0 ); + }; + } + + return function( elem ) { + var node = elem; + + switch ( type ) { + case "only": + case "first": + while ( (node = node.previousSibling) ) { + if ( node.nodeType === 1 ) { + return false; + } + } + + if ( type === "first" ) { + return true; + } + + node = elem; + + /* falls through */ + case "last": + while ( (node = node.nextSibling) ) { + if ( node.nodeType === 1 ) { + return false; + } + } + + return true; + } + }; + }, + + "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive + // http://www.w3.org/TR/selectors/#pseudo-classes + // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters + // Remember that setFilters inherits from pseudos + var args, + fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || + Sizzle.error( "unsupported pseudo: " + pseudo ); + + // The user may use createPseudo to indicate that + // arguments are needed to create the filter function + // just as Sizzle does + if ( fn[ expando ] ) { + return fn( argument ); + } + + // But maintain support for old signatures + if ( fn.length > 1 ) { + args = [ pseudo, pseudo, "", argument ]; + return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? + markFunction(function( seed, matches ) { + var idx, + matched = fn( seed, argument ), + i = matched.length; + while ( i-- ) { + idx = indexOf.call( seed, matched[i] ); + seed[ idx ] = !( matches[ idx ] = matched[i] ); + } + }) : + function( elem ) { + return fn( elem, 0, args ); + }; + } + + return fn; + } + }, + + pseudos: { + "not": markFunction(function( selector ) { + // Trim the selector passed to compile + // to avoid treating leading and trailing + // spaces as combinators + var input = [], + results = [], + matcher = compile( selector.replace( rtrim, "$1" ) ); + + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; + + // Match elements unmatched by `matcher` + while ( i-- ) { + if ( (elem = unmatched[i]) ) { + seed[i] = !(matches[i] = elem); + } + } + }) : + function( elem, context, xml ) { + input[0] = elem; + matcher( input, null, xml, results ); + return !results.pop(); + }; + }), + + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), + + "contains": markFunction(function( text ) { + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), + + "enabled": function( elem ) { + return elem.disabled === false; + }, + + "disabled": function( elem ) { + return elem.disabled === true; + }, + + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, + + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } + + return elem.selected === true; + }, + + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, + + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), + // not comment, processing instructions, or others + // Thanks to Diego Perini for the nodeName shortcut + // Greater than "@" means alpha characters (specifically not starting with "#" or "?") + var nodeType; + elem = elem.firstChild; + while ( elem ) { + if ( elem.nodeName > "@" || (nodeType = elem.nodeType) === 3 || nodeType === 4 ) { + return false; + } + elem = elem.nextSibling; + } + return true; + }, + + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, + + "text": function( elem ) { + var type, attr; + // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) + // use getAttribute instead to test this case + return elem.nodeName.toLowerCase() === "input" && + (type = elem.type) === "text" && + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === type ); + }, + + // Input types + "radio": createInputPseudo("radio"), + "checkbox": createInputPseudo("checkbox"), + "file": createInputPseudo("file"), + "password": createInputPseudo("password"), + "image": createInputPseudo("image"), + + "submit": createButtonPseudo("submit"), + "reset": createButtonPseudo("reset"), + + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, + + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, + + "focus": function( elem ) { + var doc = elem.ownerDocument; + return elem === doc.activeElement && (!doc.hasFocus || doc.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, + + "active": function( elem ) { + return elem === elem.ownerDocument.activeElement; + }, + + // Positional types + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), + + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), + + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), + + "even": createPositionalPseudo(function( matchIndexes, length ) { + for ( var i = 0; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "odd": createPositionalPseudo(function( matchIndexes, length ) { + for ( var i = 1; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + for ( var i = argument < 0 ? argument + length : argument; --i >= 0; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), + + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + for ( var i = argument < 0 ? argument + length : argument; ++i < length; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }) + } +}; + +function siblingCheck( a, b, ret ) { + if ( a === b ) { + return ret; + } + + var cur = a.nextSibling; + + while ( cur ) { + if ( cur === b ) { + return -1; + } + + cur = cur.nextSibling; + } + + return 1; +} + +sortOrder = docElem.compareDocumentPosition ? + function( a, b ) { + if ( a === b ) { + hasDuplicate = true; + return 0; + } + + return ( !a.compareDocumentPosition || !b.compareDocumentPosition ? + a.compareDocumentPosition : + a.compareDocumentPosition(b) & 4 + ) ? -1 : 1; + } : + function( a, b ) { + // The nodes are identical, we can exit early + if ( a === b ) { + hasDuplicate = true; + return 0; + + // Fallback to using sourceIndex (in IE) if it's available on both nodes + } else if ( a.sourceIndex && b.sourceIndex ) { + return a.sourceIndex - b.sourceIndex; + } + + var al, bl, + ap = [], + bp = [], + aup = a.parentNode, + bup = b.parentNode, + cur = aup; + + // If the nodes are siblings (or identical) we can do a quick check + if ( aup === bup ) { + return siblingCheck( a, b ); + + // If no parents were found then the nodes are disconnected + } else if ( !aup ) { + return -1; + + } else if ( !bup ) { + return 1; + } + + // Otherwise they're somewhere else in the tree so we need + // to build up a full list of the parentNodes for comparison + while ( cur ) { + ap.unshift( cur ); + cur = cur.parentNode; + } + + cur = bup; + + while ( cur ) { + bp.unshift( cur ); + cur = cur.parentNode; + } + + al = ap.length; + bl = bp.length; + + // Start walking down the tree looking for a discrepancy + for ( var i = 0; i < al && i < bl; i++ ) { + if ( ap[i] !== bp[i] ) { + return siblingCheck( ap[i], bp[i] ); + } + } + + // We ended someplace up the tree so do a sibling check + return i === al ? + siblingCheck( a, bp[i], -1 ) : + siblingCheck( ap[i], b, 1 ); + }; + +// Always assume the presence of duplicates if sort doesn't +// pass them to our comparison function (as in Google Chrome). +[0, 0].sort( sortOrder ); +baseHasDuplicate = !hasDuplicate; + +// Document sorting and removing duplicates +Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + i = 1, + j = 0; + + hasDuplicate = baseHasDuplicate; + results.sort( sortOrder ); + + if ( hasDuplicate ) { + for ( ; (elem = results[i]); i++ ) { + if ( elem === results[ i - 1 ] ) { + j = duplicates.push( i ); + } + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } + + return results; +}; + +Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); +}; + +function tokenize( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ expando ][ selector + " " ]; + + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); + } + + soFar = selector; + groups = []; + preFilters = Expr.preFilter; + + while ( soFar ) { + + // Comma and first run + if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( match ) { + // Don't consume trailing commas as valid + soFar = soFar.slice( match[0].length ) || soFar; + } + groups.push( tokens = [] ); + } + + matched = false; + + // Combinators + if ( (match = rcombinators.exec( soFar )) ) { + tokens.push( matched = new Token( match.shift() ) ); + soFar = soFar.slice( matched.length ); + + // Cast descendant combinators to space + matched.type = match[0].replace( rtrim, " " ); + } + + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + + tokens.push( matched = new Token( match.shift() ) ); + soFar = soFar.slice( matched.length ); + matched.type = type; + matched.matches = match; + } + } + + if ( !matched ) { + break; + } + } + + // Return the length of the invalid excess + // if we're just parsing + // Otherwise, throw an error or return tokens + return parseOnly ? + soFar.length : + soFar ? + Sizzle.error( selector ) : + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +} + +function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && combinator.dir === "parentNode", + doneName = done++; + + return combinator.first ? + // Check against closest ancestor/preceding element + function( elem, context, xml ) { + while ( (elem = elem[ dir ]) ) { + if ( checkNonElements || elem.nodeType === 1 ) { + return matcher( elem, context, xml ); + } + } + } : + + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + if ( !xml ) { + var cache, + dirkey = dirruns + " " + doneName + " ", + cachedkey = dirkey + cachedruns; + while ( (elem = elem[ dir ]) ) { + if ( checkNonElements || elem.nodeType === 1 ) { + if ( (cache = elem[ expando ]) === cachedkey ) { + return elem.sizset; + } else if ( typeof cache === "string" && cache.indexOf(dirkey) === 0 ) { + if ( elem.sizset ) { + return elem; + } + } else { + elem[ expando ] = cachedkey; + if ( matcher( elem, context, xml ) ) { + elem.sizset = true; + return elem; + } + elem.sizset = false; + } + } + } + } else { + while ( (elem = elem[ dir ]) ) { + if ( checkNonElements || elem.nodeType === 1 ) { + if ( matcher( elem, context, xml ) ) { + return elem; + } + } + } + } + }; +} + +function elementMatcher( matchers ) { + return matchers.length > 1 ? + function( elem, context, xml ) { + var i = matchers.length; + while ( i-- ) { + if ( !matchers[i]( elem, context, xml ) ) { + return false; + } + } + return true; + } : + matchers[0]; +} + +function condense( unmatched, map, filter, context, xml ) { + var elem, + newUnmatched = [], + i = 0, + len = unmatched.length, + mapped = map != null; + + for ( ; i < len; i++ ) { + if ( (elem = unmatched[i]) ) { + if ( !filter || filter( elem, context, xml ) ) { + newUnmatched.push( elem ); + if ( mapped ) { + map.push( i ); + } + } + } + } + + return newUnmatched; +} + +function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { + if ( postFilter && !postFilter[ expando ] ) { + postFilter = setMatcher( postFilter ); + } + if ( postFinder && !postFinder[ expando ] ) { + postFinder = setMatcher( postFinder, postSelector ); + } + return markFunction(function( seed, results, context, xml ) { + var temp, i, elem, + preMap = [], + postMap = [], + preexisting = results.length, + + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, + + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + + // ...intermediate processing is necessary + [] : + + // ...otherwise use results directly + results : + matcherIn; + + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); + } + + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); + + // Un-match failing elements by moving them back to matcherIn + i = temp.length; + while ( i-- ) { + if ( (elem = temp[i]) ) { + matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + } + } + } + + if ( seed ) { + if ( postFinder || preFilter ) { + if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts + temp = []; + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) ) { + // Restore matcherIn since elem is not yet a final match + temp.push( (matcherIn[i] = elem) ); + } + } + postFinder( null, (matcherOut = []), temp, xml ); + } + + // Move matched elements from seed to results to keep them synchronized + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) && + (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { + + seed[temp] = !(results[temp] = elem); + } + } + } + + // Add elements to results, through postFinder if defined + } else { + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } + } + }); +} + +function matcherFromTokens( tokens ) { + var checkContext, matcher, j, + len = tokens.length, + leadingRelative = Expr.relative[ tokens[0].type ], + implicitRelative = leadingRelative || Expr.relative[" "], + i = leadingRelative ? 1 : 0, + + // The foundational matcher ensures that elements are reachable from top-level context(s) + matchContext = addCombinator( function( elem ) { + return elem === checkContext; + }, implicitRelative, true ), + matchAnyContext = addCombinator( function( elem ) { + return indexOf.call( checkContext, elem ) > -1; + }, implicitRelative, true ), + matchers = [ function( elem, context, xml ) { + return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + (checkContext = context).nodeType ? + matchContext( elem, context, xml ) : + matchAnyContext( elem, context, xml ) ); + } ]; + + for ( ; i < len; i++ ) { + if ( (matcher = Expr.relative[ tokens[i].type ]) ) { + matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ]; + } else { + matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + + // Return special upon seeing a positional matcher + if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling + j = ++i; + for ( ; j < len; j++ ) { + if ( Expr.relative[ tokens[j].type ] ) { + break; + } + } + return setMatcher( + i > 1 && elementMatcher( matchers ), + i > 1 && tokens.slice( 0, i - 1 ).join("").replace( rtrim, "$1" ), + matcher, + i < j && matcherFromTokens( tokens.slice( i, j ) ), + j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && tokens.join("") + ); + } + matchers.push( matcher ); + } + } + + return elementMatcher( matchers ); +} + +function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, expandContext ) { + var elem, j, matcher, + setMatched = [], + matchedCount = 0, + i = "0", + unmatched = seed && [], + outermost = expandContext != null, + contextBackup = outermostContext, + // We must always have either seed elements or context + elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ), + // Nested matchers should use non-integer dirruns + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.E); + + if ( outermost ) { + outermostContext = context !== document && context; + cachedruns = superMatcher.el; + } + + // Add elements passing elementMatchers directly to results + for ( ; (elem = elems[i]) != null; i++ ) { + if ( byElement && elem ) { + for ( j = 0; (matcher = elementMatchers[j]); j++ ) { + if ( matcher( elem, context, xml ) ) { + results.push( elem ); + break; + } + } + if ( outermost ) { + dirruns = dirrunsUnique; + cachedruns = ++superMatcher.el; + } + } + + // Track unmatched elements for set filters + if ( bySet ) { + // They will have gone through all possible matchers + if ( (elem = !matcher && elem) ) { + matchedCount--; + } + + // Lengthen the array for every element, matched or not + if ( seed ) { + unmatched.push( elem ); + } + } + } + + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + for ( j = 0; (matcher = setMatchers[j]); j++ ) { + matcher( unmatched, setMatched, context, xml ); + } + + if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting + if ( matchedCount > 0 ) { + while ( i-- ) { + if ( !(unmatched[i] || setMatched[i]) ) { + setMatched[i] = pop.call( results ); + } + } + } + + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } + + // Add matches to results + push.apply( results, setMatched ); + + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { + + Sizzle.uniqueSort( results ); + } + } + + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } + + return unmatched; + }; + + superMatcher.el = 0; + return bySet ? + markFunction( superMatcher ) : + superMatcher; +} + +compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ expando ][ selector + " " ]; + + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !group ) { + group = tokenize( selector ); + } + i = group.length; + while ( i-- ) { + cached = matcherFromTokens( group[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); + } else { + elementMatchers.push( cached ); + } + } + + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + } + return cached; +}; + +function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; +} + +function select( selector, context, results, seed, xml ) { + var i, tokens, token, type, find, + match = tokenize( selector ), + j = match.length; + + if ( !seed ) { + // Try to minimize operations if there is only one group + if ( match.length === 1 ) { + + // Take a shortcut and set the context if the root selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + context.nodeType === 9 && !xml && + Expr.relative[ tokens[1].type ] ) { + + context = Expr.find["ID"]( token.matches[0].replace( rbackslash, "" ), context, xml )[0]; + if ( !context ) { + return results; + } + + selector = selector.slice( tokens.shift().length ); + } + + // Fetch a seed set for right-to-left matching + for ( i = matchExpr["POS"].test( selector ) ? -1 : tokens.length - 1; i >= 0; i-- ) { + token = tokens[i]; + + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( rbackslash, "" ), + rsibling.test( tokens[0].type ) && context.parentNode || context, + xml + )) ) { + + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && tokens.join(""); + if ( !selector ) { + push.apply( results, slice.call( seed, 0 ) ); + return results; + } + + break; + } + } + } + } + } + + // Compile and execute a filtering function + // Provide `match` to avoid retokenization if we modified the selector above + compile( selector, match )( + seed, + context, + xml, + results, + rsibling.test( selector ) + ); + return results; +} + +if ( document.querySelectorAll ) { + (function() { + var disconnectedMatch, + oldSelect = select, + rescape = /'|\\/g, + rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g, + + // qSa(:focus) reports false when true (Chrome 21), no need to also add to buggyMatches since matches checks buggyQSA + // A support test would require too much code (would include document ready) + rbuggyQSA = [ ":focus" ], + + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + // A support test would require too much code (would include document ready) + // just skip matchesSelector for :active + rbuggyMatches = [ ":active" ], + matches = docElem.matchesSelector || + docElem.mozMatchesSelector || + docElem.webkitMatchesSelector || + docElem.oMatchesSelector || + docElem.msMatchesSelector; + + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert(function( div ) { + // Select is set to empty string on purpose + // This is to test IE's treatment of not explictly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + div.innerHTML = ""; + + // IE8 - Some boolean attributes are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" ); + } + + // Webkit/Opera - :checked should return selected option elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + // IE8 throws error here (do not put tests after this one) + if ( !div.querySelectorAll(":checked").length ) { + rbuggyQSA.push(":checked"); + } + }); + + assert(function( div ) { + + // Opera 10-12/IE9 - ^= $= *= and empty values + // Should not select anything + div.innerHTML = "

"; + if ( div.querySelectorAll("[test^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" ); + } + + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here (do not put tests after this one) + div.innerHTML = ""; + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push(":enabled", ":disabled"); + } + }); + + // rbuggyQSA always contains :focus, so no need for a length check + rbuggyQSA = /* rbuggyQSA.length && */ new RegExp( rbuggyQSA.join("|") ); + + select = function( selector, context, results, seed, xml ) { + // Only use querySelectorAll when not filtering, + // when this is not xml, + // and when no QSA bugs apply + if ( !seed && !xml && !rbuggyQSA.test( selector ) ) { + var groups, i, + old = true, + nid = expando, + newContext = context, + newSelector = context.nodeType === 9 && selector; + + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + groups = tokenize( selector ); + + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); + } + nid = "[id='" + nid + "'] "; + + i = groups.length; + while ( i-- ) { + groups[i] = nid + groups[i].join(""); + } + newContext = rsibling.test( selector ) && context.parentNode || context; + newSelector = groups.join(","); + } + + if ( newSelector ) { + try { + push.apply( results, slice.call( newContext.querySelectorAll( + newSelector + ), 0 ) ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); + } + } + } + } + + return oldSelect( selector, context, results, seed, xml ); + }; + + if ( matches ) { + assert(function( div ) { + // Check to see if it's possible to do matchesSelector + // on a disconnected node (IE 9) + disconnectedMatch = matches.call( div, "div" ); + + // This should fail with an exception + // Gecko does not error, returns false instead + try { + matches.call( div, "[test!='']:sizzle" ); + rbuggyMatches.push( "!=", pseudos ); + } catch ( e ) {} + }); + + // rbuggyMatches always contains :active and :focus, so no need for a length check + rbuggyMatches = /* rbuggyMatches.length && */ new RegExp( rbuggyMatches.join("|") ); + + Sizzle.matchesSelector = function( elem, expr ) { + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); + + // rbuggyMatches always contains :active, so no need for an existence check + if ( !isXML( elem ) && !rbuggyMatches.test( expr ) && !rbuggyQSA.test( expr ) ) { + try { + var ret = matches.call( elem, expr ); + + // IE 9's matchesSelector returns false on disconnected nodes + if ( ret || disconnectedMatch || + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { + return ret; + } + } catch(e) {} + } + + return Sizzle( expr, null, null, [ elem ] ).length > 0; + }; + } + })(); +} + +// Deprecated +Expr.pseudos["nth"] = Expr.pseudos["eq"]; + +// Back-compat +function setFilters() {} +Expr.filters = setFilters.prototype = Expr.pseudos; +Expr.setFilters = new setFilters(); + +// Override sizzle attribute retrieval +Sizzle.attr = jQuery.attr; +jQuery.find = Sizzle; +jQuery.expr = Sizzle.selectors; +jQuery.expr[":"] = jQuery.expr.pseudos; +jQuery.unique = Sizzle.uniqueSort; +jQuery.text = Sizzle.getText; +jQuery.isXMLDoc = Sizzle.isXML; +jQuery.contains = Sizzle.contains; + + +})( window ); +var runtil = /Until$/, + rparentsprev = /^(?:parents|prev(?:Until|All))/, + isSimple = /^.[^:#\[\.,]*$/, + rneedsContext = jQuery.expr.match.needsContext, + // methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; + +jQuery.fn.extend({ + find: function( selector ) { + var i, l, length, n, r, ret, + self = this; + + if ( typeof selector !== "string" ) { + return jQuery( selector ).filter(function() { + for ( i = 0, l = self.length; i < l; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + }); + } + + ret = this.pushStack( "", "find", selector ); + + for ( i = 0, l = this.length; i < l; i++ ) { + length = ret.length; + jQuery.find( selector, this[i], ret ); + + if ( i > 0 ) { + // Make sure that the results are unique + for ( n = length; n < ret.length; n++ ) { + for ( r = 0; r < length; r++ ) { + if ( ret[r] === ret[n] ) { + ret.splice(n--, 1); + break; + } + } + } + } + } + + return ret; + }, + + has: function( target ) { + var i, + targets = jQuery( target, this ), + len = targets.length; + + return this.filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; + } + } + }); + }, + + not: function( selector ) { + return this.pushStack( winnow(this, selector, false), "not", selector); + }, + + filter: function( selector ) { + return this.pushStack( winnow(this, selector, true), "filter", selector ); + }, + + is: function( selector ) { + return !!selector && ( + typeof selector === "string" ? + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + rneedsContext.test( selector ) ? + jQuery( selector, this.context ).index( this[0] ) >= 0 : + jQuery.filter( selector, this ).length > 0 : + this.filter( selector ).length > 0 ); + }, + + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + ret = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; + + for ( ; i < l; i++ ) { + cur = this[i]; + + while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) { + if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { + ret.push( cur ); + break; + } + cur = cur.parentNode; + } + } + + ret = ret.length > 1 ? jQuery.unique( ret ) : ret; + + return this.pushStack( ret, "closest", selectors ); + }, + + // Determine the position of an element within + // the matched set of elements + index: function( elem ) { + + // No argument, return index in parent + if ( !elem ) { + return ( this[0] && this[0].parentNode ) ? this.prevAll().length : -1; + } + + // index in selector + if ( typeof elem === "string" ) { + return jQuery.inArray( this[0], jQuery( elem ) ); + } + + // Locate the position of the desired element + return jQuery.inArray( + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[0] : elem, this ); + }, + + add: function( selector, context ) { + var set = typeof selector === "string" ? + jQuery( selector, context ) : + jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), + all = jQuery.merge( this.get(), set ); + + return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ? + all : + jQuery.unique( all ) ); + }, + + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } +}); + +jQuery.fn.andSelf = jQuery.fn.addBack; + +// A painfully simple check to see if an element is disconnected +// from a document (should be improved, where feasible). +function isDisconnected( node ) { + return !node || !node.parentNode || node.parentNode.nodeType === 11; +} + +function sibling( cur, dir ) { + do { + cur = cur[ dir ]; + } while ( cur && cur.nodeType !== 1 ); + + return cur; +} + +jQuery.each({ + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return jQuery.dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return jQuery.dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return jQuery.dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return jQuery.dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return jQuery.dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return jQuery.dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return jQuery.sibling( elem.firstChild ); + }, + contents: function( elem ) { + return jQuery.nodeName( elem, "iframe" ) ? + elem.contentDocument || elem.contentWindow.document : + jQuery.merge( [], elem.childNodes ); + } +}, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var ret = jQuery.map( this, fn, until ); + + if ( !runtil.test( name ) ) { + selector = until; + } + + if ( selector && typeof selector === "string" ) { + ret = jQuery.filter( selector, ret ); + } + + ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret; + + if ( this.length > 1 && rparentsprev.test( name ) ) { + ret = ret.reverse(); + } + + return this.pushStack( ret, name, core_slice.call( arguments ).join(",") ); + }; +}); + +jQuery.extend({ + filter: function( expr, elems, not ) { + if ( not ) { + expr = ":not(" + expr + ")"; + } + + return elems.length === 1 ? + jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] : + jQuery.find.matches(expr, elems); + }, + + dir: function( elem, dir, until ) { + var matched = [], + cur = elem[ dir ]; + + while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { + if ( cur.nodeType === 1 ) { + matched.push( cur ); + } + cur = cur[dir]; + } + return matched; + }, + + sibling: function( n, elem ) { + var r = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + r.push( n ); + } + } + + return r; + } +}); + +// Implement the identical functionality for filter and not +function winnow( elements, qualifier, keep ) { + + // Can't pass null or undefined to indexOf in Firefox 4 + // Set to 0 to skip string check + qualifier = qualifier || 0; + + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep(elements, function( elem, i ) { + var retVal = !!qualifier.call( elem, i, elem ); + return retVal === keep; + }); + + } else if ( qualifier.nodeType ) { + return jQuery.grep(elements, function( elem, i ) { + return ( elem === qualifier ) === keep; + }); + + } else if ( typeof qualifier === "string" ) { + var filtered = jQuery.grep(elements, function( elem ) { + return elem.nodeType === 1; + }); + + if ( isSimple.test( qualifier ) ) { + return jQuery.filter(qualifier, filtered, !keep); + } else { + qualifier = jQuery.filter( qualifier, filtered ); + } + } + + return jQuery.grep(elements, function( elem, i ) { + return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep; + }); +} +function createSafeFragment( document ) { + var list = nodeNames.split( "|" ), + safeFrag = document.createDocumentFragment(); + + if ( safeFrag.createElement ) { + while ( list.length ) { + safeFrag.createElement( + list.pop() + ); + } + } + return safeFrag; +} + +var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + + "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", + rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, + rleadingWhitespace = /^\s+/, + rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, + rtagName = /<([\w:]+)/, + rtbody = /]", "i"), + rcheckableType = /^(?:checkbox|radio)$/, + // checked="checked" or checked + rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, + rscriptType = /\/(java|ecma)script/i, + rcleanScript = /^\s*\s*$/g, + wrapMap = { + option: [ 1, "" ], + legend: [ 1, "
", "
" ], + thead: [ 1, "", "
" ], + tr: [ 2, "", "
" ], + td: [ 3, "", "
" ], + col: [ 2, "", "
" ], + area: [ 1, "", "" ], + _default: [ 0, "", "" ] + }, + safeFragment = createSafeFragment( document ), + fragmentDiv = safeFragment.appendChild( document.createElement("div") ); + +wrapMap.optgroup = wrapMap.option; +wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; +wrapMap.th = wrapMap.td; + +// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, +// unless wrapped in a div with non-breaking characters in front of it. +if ( !jQuery.support.htmlSerialize ) { + wrapMap._default = [ 1, "X
", "
" ]; +} + +jQuery.fn.extend({ + text: function( value ) { + return jQuery.access( this, function( value ) { + return value === undefined ? + jQuery.text( this ) : + this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); + }, null, value, arguments.length ); + }, + + wrapAll: function( html ) { + if ( jQuery.isFunction( html ) ) { + return this.each(function(i) { + jQuery(this).wrapAll( html.call(this, i) ); + }); + } + + if ( this[0] ) { + // The elements to wrap the target around + var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true); + + if ( this[0].parentNode ) { + wrap.insertBefore( this[0] ); + } + + wrap.map(function() { + var elem = this; + + while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { + elem = elem.firstChild; + } + + return elem; + }).append( this ); + } + + return this; + }, + + wrapInner: function( html ) { + if ( jQuery.isFunction( html ) ) { + return this.each(function(i) { + jQuery(this).wrapInner( html.call(this, i) ); + }); + } + + return this.each(function() { + var self = jQuery( this ), + contents = self.contents(); + + if ( contents.length ) { + contents.wrapAll( html ); + + } else { + self.append( html ); + } + }); + }, + + wrap: function( html ) { + var isFunction = jQuery.isFunction( html ); + + return this.each(function(i) { + jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); + }); + }, + + unwrap: function() { + return this.parent().each(function() { + if ( !jQuery.nodeName( this, "body" ) ) { + jQuery( this ).replaceWith( this.childNodes ); + } + }).end(); + }, + + append: function() { + return this.domManip(arguments, true, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 ) { + this.appendChild( elem ); + } + }); + }, + + prepend: function() { + return this.domManip(arguments, true, function( elem ) { + if ( this.nodeType === 1 || this.nodeType === 11 ) { + this.insertBefore( elem, this.firstChild ); + } + }); + }, + + before: function() { + if ( !isDisconnected( this[0] ) ) { + return this.domManip(arguments, false, function( elem ) { + this.parentNode.insertBefore( elem, this ); + }); + } + + if ( arguments.length ) { + var set = jQuery.clean( arguments ); + return this.pushStack( jQuery.merge( set, this ), "before", this.selector ); + } + }, + + after: function() { + if ( !isDisconnected( this[0] ) ) { + return this.domManip(arguments, false, function( elem ) { + this.parentNode.insertBefore( elem, this.nextSibling ); + }); + } + + if ( arguments.length ) { + var set = jQuery.clean( arguments ); + return this.pushStack( jQuery.merge( this, set ), "after", this.selector ); + } + }, + + // keepData is for internal use only--do not document + remove: function( selector, keepData ) { + var elem, + i = 0; + + for ( ; (elem = this[i]) != null; i++ ) { + if ( !selector || jQuery.filter( selector, [ elem ] ).length ) { + if ( !keepData && elem.nodeType === 1 ) { + jQuery.cleanData( elem.getElementsByTagName("*") ); + jQuery.cleanData( [ elem ] ); + } + + if ( elem.parentNode ) { + elem.parentNode.removeChild( elem ); + } + } + } + + return this; + }, + + empty: function() { + var elem, + i = 0; + + for ( ; (elem = this[i]) != null; i++ ) { + // Remove element nodes and prevent memory leaks + if ( elem.nodeType === 1 ) { + jQuery.cleanData( elem.getElementsByTagName("*") ); + } + + // Remove any remaining nodes + while ( elem.firstChild ) { + elem.removeChild( elem.firstChild ); + } + } + + return this; + }, + + clone: function( dataAndEvents, deepDataAndEvents ) { + dataAndEvents = dataAndEvents == null ? false : dataAndEvents; + deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; + + return this.map( function () { + return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); + }); + }, + + html: function( value ) { + return jQuery.access( this, function( value ) { + var elem = this[0] || {}, + i = 0, + l = this.length; + + if ( value === undefined ) { + return elem.nodeType === 1 ? + elem.innerHTML.replace( rinlinejQuery, "" ) : + undefined; + } + + // See if we can take a shortcut and just use innerHTML + if ( typeof value === "string" && !rnoInnerhtml.test( value ) && + ( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && + ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && + !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { + + value = value.replace( rxhtmlTag, "<$1>" ); + + try { + for (; i < l; i++ ) { + // Remove element nodes and prevent memory leaks + elem = this[i] || {}; + if ( elem.nodeType === 1 ) { + jQuery.cleanData( elem.getElementsByTagName( "*" ) ); + elem.innerHTML = value; + } + } + + elem = 0; + + // If using innerHTML throws an exception, use the fallback method + } catch(e) {} + } + + if ( elem ) { + this.empty().append( value ); + } + }, null, value, arguments.length ); + }, + + replaceWith: function( value ) { + if ( !isDisconnected( this[0] ) ) { + // Make sure that the elements are removed from the DOM before they are inserted + // this can help fix replacing a parent with child elements + if ( jQuery.isFunction( value ) ) { + return this.each(function(i) { + var self = jQuery(this), old = self.html(); + self.replaceWith( value.call( this, i, old ) ); + }); + } + + if ( typeof value !== "string" ) { + value = jQuery( value ).detach(); + } + + return this.each(function() { + var next = this.nextSibling, + parent = this.parentNode; + + jQuery( this ).remove(); + + if ( next ) { + jQuery(next).before( value ); + } else { + jQuery(parent).append( value ); + } + }); + } + + return this.length ? + this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) : + this; + }, + + detach: function( selector ) { + return this.remove( selector, true ); + }, + + domManip: function( args, table, callback ) { + + // Flatten any nested arrays + args = [].concat.apply( [], args ); + + var results, first, fragment, iNoClone, + i = 0, + value = args[0], + scripts = [], + l = this.length; + + // We can't cloneNode fragments that contain checked, in WebKit + if ( !jQuery.support.checkClone && l > 1 && typeof value === "string" && rchecked.test( value ) ) { + return this.each(function() { + jQuery(this).domManip( args, table, callback ); + }); + } + + if ( jQuery.isFunction(value) ) { + return this.each(function(i) { + var self = jQuery(this); + args[0] = value.call( this, i, table ? self.html() : undefined ); + self.domManip( args, table, callback ); + }); + } + + if ( this[0] ) { + results = jQuery.buildFragment( args, this, scripts ); + fragment = results.fragment; + first = fragment.firstChild; + + if ( fragment.childNodes.length === 1 ) { + fragment = first; + } + + if ( first ) { + table = table && jQuery.nodeName( first, "tr" ); + + // Use the original fragment for the last item instead of the first because it can end up + // being emptied incorrectly in certain situations (#8070). + // Fragments from the fragment cache must always be cloned and never used in place. + for ( iNoClone = results.cacheable || l - 1; i < l; i++ ) { + callback.call( + table && jQuery.nodeName( this[i], "table" ) ? + findOrAppend( this[i], "tbody" ) : + this[i], + i === iNoClone ? + fragment : + jQuery.clone( fragment, true, true ) + ); + } + } + + // Fix #11809: Avoid leaking memory + fragment = first = null; + + if ( scripts.length ) { + jQuery.each( scripts, function( i, elem ) { + if ( elem.src ) { + if ( jQuery.ajax ) { + jQuery.ajax({ + url: elem.src, + type: "GET", + dataType: "script", + async: false, + global: false, + "throws": true + }); + } else { + jQuery.error("no ajax"); + } + } else { + jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "" ) ); + } + + if ( elem.parentNode ) { + elem.parentNode.removeChild( elem ); + } + }); + } + } + + return this; + } +}); + +function findOrAppend( elem, tag ) { + return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) ); +} + +function cloneCopyEvent( src, dest ) { + + if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { + return; + } + + var type, i, l, + oldData = jQuery._data( src ), + curData = jQuery._data( dest, oldData ), + events = oldData.events; + + if ( events ) { + delete curData.handle; + curData.events = {}; + + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } + } + } + + // make the cloned public data object a copy from the original + if ( curData.data ) { + curData.data = jQuery.extend( {}, curData.data ); + } +} + +function cloneFixAttributes( src, dest ) { + var nodeName; + + // We do not need to do anything for non-Elements + if ( dest.nodeType !== 1 ) { + return; + } + + // clearAttributes removes the attributes, which we don't want, + // but also removes the attachEvent events, which we *do* want + if ( dest.clearAttributes ) { + dest.clearAttributes(); + } + + // mergeAttributes, in contrast, only merges back on the + // original attributes, not the events + if ( dest.mergeAttributes ) { + dest.mergeAttributes( src ); + } + + nodeName = dest.nodeName.toLowerCase(); + + if ( nodeName === "object" ) { + // IE6-10 improperly clones children of object elements using classid. + // IE10 throws NoModificationAllowedError if parent is null, #12132. + if ( dest.parentNode ) { + dest.outerHTML = src.outerHTML; + } + + // This path appears unavoidable for IE9. When cloning an object + // element in IE9, the outerHTML strategy above is not sufficient. + // If the src has innerHTML and the destination does not, + // copy the src.innerHTML into the dest.innerHTML. #10324 + if ( jQuery.support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML)) ) { + dest.innerHTML = src.innerHTML; + } + + } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + // IE6-8 fails to persist the checked state of a cloned checkbox + // or radio button. Worse, IE6-7 fail to give the cloned element + // a checked appearance if the defaultChecked value isn't also set + + dest.defaultChecked = dest.checked = src.checked; + + // IE6-7 get confused and end up setting the value of a cloned + // checkbox/radio button to an empty string instead of "on" + if ( dest.value !== src.value ) { + dest.value = src.value; + } + + // IE6-8 fails to return the selected option to the default selected + // state when cloning options + } else if ( nodeName === "option" ) { + dest.selected = src.defaultSelected; + + // IE6-8 fails to set the defaultValue to the correct value when + // cloning other types of input fields + } else if ( nodeName === "input" || nodeName === "textarea" ) { + dest.defaultValue = src.defaultValue; + + // IE blanks contents when cloning scripts + } else if ( nodeName === "script" && dest.text !== src.text ) { + dest.text = src.text; + } + + // Event data gets referenced instead of copied if the expando + // gets copied too + dest.removeAttribute( jQuery.expando ); +} + +jQuery.buildFragment = function( args, context, scripts ) { + var fragment, cacheable, cachehit, + first = args[ 0 ]; + + // Set context from what may come in as undefined or a jQuery collection or a node + // Updated to fix #12266 where accessing context[0] could throw an exception in IE9/10 & + // also doubles as fix for #8950 where plain objects caused createDocumentFragment exception + context = context || document; + context = !context.nodeType && context[0] || context; + context = context.ownerDocument || context; + + // Only cache "small" (1/2 KB) HTML strings that are associated with the main document + // Cloning options loses the selected state, so don't cache them + // IE 6 doesn't like it when you put or elements in a fragment + // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache + // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501 + if ( args.length === 1 && typeof first === "string" && first.length < 512 && context === document && + first.charAt(0) === "<" && !rnocache.test( first ) && + (jQuery.support.checkClone || !rchecked.test( first )) && + (jQuery.support.html5Clone || !rnoshimcache.test( first )) ) { + + // Mark cacheable and look for a hit + cacheable = true; + fragment = jQuery.fragments[ first ]; + cachehit = fragment !== undefined; + } + + if ( !fragment ) { + fragment = context.createDocumentFragment(); + jQuery.clean( args, context, fragment, scripts ); + + // Update the cache, but only store false + // unless this is a second parsing of the same content + if ( cacheable ) { + jQuery.fragments[ first ] = cachehit && fragment; + } + } + + return { fragment: fragment, cacheable: cacheable }; +}; + +jQuery.fragments = {}; + +jQuery.each({ + appendTo: "append", + prependTo: "prepend", + insertBefore: "before", + insertAfter: "after", + replaceAll: "replaceWith" +}, function( name, original ) { + jQuery.fn[ name ] = function( selector ) { + var elems, + i = 0, + ret = [], + insert = jQuery( selector ), + l = insert.length, + parent = this.length === 1 && this[0].parentNode; + + if ( (parent == null || parent && parent.nodeType === 11 && parent.childNodes.length === 1) && l === 1 ) { + insert[ original ]( this[0] ); + return this; + } else { + for ( ; i < l; i++ ) { + elems = ( i > 0 ? this.clone(true) : this ).get(); + jQuery( insert[i] )[ original ]( elems ); + ret = ret.concat( elems ); + } + + return this.pushStack( ret, name, insert.selector ); + } + }; +}); + +function getAll( elem ) { + if ( typeof elem.getElementsByTagName !== "undefined" ) { + return elem.getElementsByTagName( "*" ); + + } else if ( typeof elem.querySelectorAll !== "undefined" ) { + return elem.querySelectorAll( "*" ); + + } else { + return []; + } +} + +// Used in clean, fixes the defaultChecked property +function fixDefaultChecked( elem ) { + if ( rcheckableType.test( elem.type ) ) { + elem.defaultChecked = elem.checked; + } +} + +jQuery.extend({ + clone: function( elem, dataAndEvents, deepDataAndEvents ) { + var srcElements, + destElements, + i, + clone; + + if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { + clone = elem.cloneNode( true ); + + // IE<=8 does not properly clone detached, unknown element nodes + } else { + fragmentDiv.innerHTML = elem.outerHTML; + fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); + } + + if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && + (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { + // IE copies events bound via attachEvent when using cloneNode. + // Calling detachEvent on the clone will also remove the events + // from the original. In order to get around this, we use some + // proprietary methods to clear the events. Thanks to MooTools + // guys for this hotness. + + cloneFixAttributes( elem, clone ); + + // Using Sizzle here is crazy slow, so we use getElementsByTagName instead + srcElements = getAll( elem ); + destElements = getAll( clone ); + + // Weird iteration because IE will replace the length property + // with an element if you are cloning the body and one of the + // elements on the page has a name or id of "length" + for ( i = 0; srcElements[i]; ++i ) { + // Ensure that the destination node is not null; Fixes #9587 + if ( destElements[i] ) { + cloneFixAttributes( srcElements[i], destElements[i] ); + } + } + } + + // Copy the events from the original to the clone + if ( dataAndEvents ) { + cloneCopyEvent( elem, clone ); + + if ( deepDataAndEvents ) { + srcElements = getAll( elem ); + destElements = getAll( clone ); + + for ( i = 0; srcElements[i]; ++i ) { + cloneCopyEvent( srcElements[i], destElements[i] ); + } + } + } + + srcElements = destElements = null; + + // Return the cloned set + return clone; + }, + + clean: function( elems, context, fragment, scripts ) { + var i, j, elem, tag, wrap, depth, div, hasBody, tbody, len, handleScript, jsTags, + safe = context === document && safeFragment, + ret = []; + + // Ensure that context is a document + if ( !context || typeof context.createDocumentFragment === "undefined" ) { + context = document; + } + + // Use the already-created safe fragment if context permits + for ( i = 0; (elem = elems[i]) != null; i++ ) { + if ( typeof elem === "number" ) { + elem += ""; + } + + if ( !elem ) { + continue; + } + + // Convert html string into DOM nodes + if ( typeof elem === "string" ) { + if ( !rhtml.test( elem ) ) { + elem = context.createTextNode( elem ); + } else { + // Ensure a safe container in which to render the html + safe = safe || createSafeFragment( context ); + div = context.createElement("div"); + safe.appendChild( div ); + + // Fix "XHTML"-style tags in all browsers + elem = elem.replace(rxhtmlTag, "<$1>"); + + // Go to html and back, then peel off extra wrappers + tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); + wrap = wrapMap[ tag ] || wrapMap._default; + depth = wrap[0]; + div.innerHTML = wrap[1] + elem + wrap[2]; + + // Move to the right depth + while ( depth-- ) { + div = div.lastChild; + } + + // Remove IE's autoinserted from table fragments + if ( !jQuery.support.tbody ) { + + // String was a , *may* have spurious + hasBody = rtbody.test(elem); + tbody = tag === "table" && !hasBody ? + div.firstChild && div.firstChild.childNodes : + + // String was a bare or + wrap[1] === "
" && !hasBody ? + div.childNodes : + []; + + for ( j = tbody.length - 1; j >= 0 ; --j ) { + if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) { + tbody[ j ].parentNode.removeChild( tbody[ j ] ); + } + } + } + + // IE completely kills leading whitespace when innerHTML is used + if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { + div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild ); + } + + elem = div.childNodes; + + // Take out of fragment container (we need a fresh div each time) + div.parentNode.removeChild( div ); + } + } + + if ( elem.nodeType ) { + ret.push( elem ); + } else { + jQuery.merge( ret, elem ); + } + } + + // Fix #11356: Clear elements from safeFragment + if ( div ) { + elem = div = safe = null; + } + + // Reset defaultChecked for any radios and checkboxes + // about to be appended to the DOM in IE 6/7 (#8060) + if ( !jQuery.support.appendChecked ) { + for ( i = 0; (elem = ret[i]) != null; i++ ) { + if ( jQuery.nodeName( elem, "input" ) ) { + fixDefaultChecked( elem ); + } else if ( typeof elem.getElementsByTagName !== "undefined" ) { + jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked ); + } + } + } + + // Append elements to a provided document fragment + if ( fragment ) { + // Special handling of each script element + handleScript = function( elem ) { + // Check if we consider it executable + if ( !elem.type || rscriptType.test( elem.type ) ) { + // Detach the script and store it in the scripts array (if provided) or the fragment + // Return truthy to indicate that it has been handled + return scripts ? + scripts.push( elem.parentNode ? elem.parentNode.removeChild( elem ) : elem ) : + fragment.appendChild( elem ); + } + }; + + for ( i = 0; (elem = ret[i]) != null; i++ ) { + // Check if we're done after handling an executable script + if ( !( jQuery.nodeName( elem, "script" ) && handleScript( elem ) ) ) { + // Append to fragment and handle embedded scripts + fragment.appendChild( elem ); + if ( typeof elem.getElementsByTagName !== "undefined" ) { + // handleScript alters the DOM, so use jQuery.merge to ensure snapshot iteration + jsTags = jQuery.grep( jQuery.merge( [], elem.getElementsByTagName("script") ), handleScript ); + + // Splice the scripts into ret after their former ancestor and advance our index beyond them + ret.splice.apply( ret, [i + 1, 0].concat( jsTags ) ); + i += jsTags.length; + } + } + } + } + + return ret; + }, + + cleanData: function( elems, /* internal */ acceptData ) { + var data, id, elem, type, + i = 0, + internalKey = jQuery.expando, + cache = jQuery.cache, + deleteExpando = jQuery.support.deleteExpando, + special = jQuery.event.special; + + for ( ; (elem = elems[i]) != null; i++ ) { + + if ( acceptData || jQuery.acceptData( elem ) ) { + + id = elem[ internalKey ]; + data = id && cache[ id ]; + + if ( data ) { + if ( data.events ) { + for ( type in data.events ) { + if ( special[ type ] ) { + jQuery.event.remove( elem, type ); + + // This is a shortcut to avoid jQuery.event.remove's overhead + } else { + jQuery.removeEvent( elem, type, data.handle ); + } + } + } + + // Remove cache only if it was not already removed by jQuery.event.remove + if ( cache[ id ] ) { + + delete cache[ id ]; + + // IE does not allow us to delete expando properties from nodes, + // nor does it have a removeAttribute function on Document nodes; + // we must handle all of these cases + if ( deleteExpando ) { + delete elem[ internalKey ]; + + } else if ( elem.removeAttribute ) { + elem.removeAttribute( internalKey ); + + } else { + elem[ internalKey ] = null; + } + + jQuery.deletedIds.push( id ); + } + } + } + } + } +}); +// Limit scope pollution from any deprecated API +(function() { + +var matched, browser; + +// Use of jQuery.browser is frowned upon. +// More details: http://api.jquery.com/jQuery.browser +// jQuery.uaMatch maintained for back-compat +jQuery.uaMatch = function( ua ) { + ua = ua.toLowerCase(); + + var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) || + /(webkit)[ \/]([\w.]+)/.exec( ua ) || + /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) || + /(msie) ([\w.]+)/.exec( ua ) || + ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) || + []; + + return { + browser: match[ 1 ] || "", + version: match[ 2 ] || "0" + }; +}; + +matched = jQuery.uaMatch( navigator.userAgent ); +browser = {}; + +if ( matched.browser ) { + browser[ matched.browser ] = true; + browser.version = matched.version; +} + +// Chrome is Webkit, but Webkit is also Safari. +if ( browser.chrome ) { + browser.webkit = true; +} else if ( browser.webkit ) { + browser.safari = true; +} + +jQuery.browser = browser; + +jQuery.sub = function() { + function jQuerySub( selector, context ) { + return new jQuerySub.fn.init( selector, context ); + } + jQuery.extend( true, jQuerySub, this ); + jQuerySub.superclass = this; + jQuerySub.fn = jQuerySub.prototype = this(); + jQuerySub.fn.constructor = jQuerySub; + jQuerySub.sub = this.sub; + jQuerySub.fn.init = function init( selector, context ) { + if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) { + context = jQuerySub( context ); + } + + return jQuery.fn.init.call( this, selector, context, rootjQuerySub ); + }; + jQuerySub.fn.init.prototype = jQuerySub.fn; + var rootjQuerySub = jQuerySub(document); + return jQuerySub; +}; + +})(); +var curCSS, iframe, iframeDoc, + ralpha = /alpha\([^)]*\)/i, + ropacity = /opacity=([^)]*)/, + rposition = /^(top|right|bottom|left)$/, + // swappable if display is none or starts with table except "table", "table-cell", or "table-caption" + // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display + rdisplayswap = /^(none|table(?!-c[ea]).+)/, + rmargin = /^margin/, + rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), + rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), + rrelNum = new RegExp( "^([-+])=(" + core_pnum + ")", "i" ), + elemdisplay = { BODY: "block" }, + + cssShow = { position: "absolute", visibility: "hidden", display: "block" }, + cssNormalTransform = { + letterSpacing: 0, + fontWeight: 400 + }, + + cssExpand = [ "Top", "Right", "Bottom", "Left" ], + cssPrefixes = [ "Webkit", "O", "Moz", "ms" ], + + eventsToggle = jQuery.fn.toggle; + +// return a css property mapped to a potentially vendor prefixed property +function vendorPropName( style, name ) { + + // shortcut for names that are not vendor prefixed + if ( name in style ) { + return name; + } + + // check for vendor prefixed names + var capName = name.charAt(0).toUpperCase() + name.slice(1), + origName = name, + i = cssPrefixes.length; + + while ( i-- ) { + name = cssPrefixes[ i ] + capName; + if ( name in style ) { + return name; + } + } + + return origName; +} + +function isHidden( elem, el ) { + elem = el || elem; + return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); +} + +function showHide( elements, show ) { + var elem, display, + values = [], + index = 0, + length = elements.length; + + for ( ; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + values[ index ] = jQuery._data( elem, "olddisplay" ); + if ( show ) { + // Reset the inline display of this element to learn if it is + // being hidden by cascaded rules or not + if ( !values[ index ] && elem.style.display === "none" ) { + elem.style.display = ""; + } + + // Set elements which have been overridden with display: none + // in a stylesheet to whatever the default browser style is + // for such an element + if ( elem.style.display === "" && isHidden( elem ) ) { + values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); + } + } else { + display = curCSS( elem, "display" ); + + if ( !values[ index ] && display !== "none" ) { + jQuery._data( elem, "olddisplay", display ); + } + } + } + + // Set the display of most of the elements in a second loop + // to avoid the constant reflow + for ( index = 0; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + if ( !show || elem.style.display === "none" || elem.style.display === "" ) { + elem.style.display = show ? values[ index ] || "" : "none"; + } + } + + return elements; +} + +jQuery.fn.extend({ + css: function( name, value ) { + return jQuery.access( this, function( elem, name, value ) { + return value !== undefined ? + jQuery.style( elem, name, value ) : + jQuery.css( elem, name ); + }, name, value, arguments.length > 1 ); + }, + show: function() { + return showHide( this, true ); + }, + hide: function() { + return showHide( this ); + }, + toggle: function( state, fn2 ) { + var bool = typeof state === "boolean"; + + if ( jQuery.isFunction( state ) && jQuery.isFunction( fn2 ) ) { + return eventsToggle.apply( this, arguments ); + } + + return this.each(function() { + if ( bool ? state : isHidden( this ) ) { + jQuery( this ).show(); + } else { + jQuery( this ).hide(); + } + }); + } +}); + +jQuery.extend({ + // Add in style property hooks for overriding the default + // behavior of getting and setting a style property + cssHooks: { + opacity: { + get: function( elem, computed ) { + if ( computed ) { + // We should always get a number back from opacity + var ret = curCSS( elem, "opacity" ); + return ret === "" ? "1" : ret; + + } + } + } + }, + + // Exclude the following css properties to add px + cssNumber: { + "fillOpacity": true, + "fontWeight": true, + "lineHeight": true, + "opacity": true, + "orphans": true, + "widows": true, + "zIndex": true, + "zoom": true + }, + + // Add in properties whose names you wish to fix before + // setting or getting the value + cssProps: { + // normalize float css property + "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" + }, + + // Get and set the style property on a DOM Node + style: function( elem, name, value, extra ) { + // Don't set styles on text and comment nodes + if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { + return; + } + + // Make sure that we're working with the right name + var ret, type, hooks, + origName = jQuery.camelCase( name ), + style = elem.style; + + name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); + + // gets hook for the prefixed version + // followed by the unprefixed version + hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + + // Check if we're setting a value + if ( value !== undefined ) { + type = typeof value; + + // convert relative number strings (+= or -=) to relative numbers. #7345 + if ( type === "string" && (ret = rrelNum.exec( value )) ) { + value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); + // Fixes bug #9237 + type = "number"; + } + + // Make sure that NaN and null values aren't set. See: #7116 + if ( value == null || type === "number" && isNaN( value ) ) { + return; + } + + // If a number was passed in, add 'px' to the (except for certain CSS properties) + if ( type === "number" && !jQuery.cssNumber[ origName ] ) { + value += "px"; + } + + // If a hook was provided, use that value, otherwise just set the specified value + if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { + // Wrapped to prevent IE from throwing errors when 'invalid' values are provided + // Fixes bug #5509 + try { + style[ name ] = value; + } catch(e) {} + } + + } else { + // If a hook was provided get the non-computed value from there + if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { + return ret; + } + + // Otherwise just get the value from the style object + return style[ name ]; + } + }, + + css: function( elem, name, numeric, extra ) { + var val, num, hooks, + origName = jQuery.camelCase( name ); + + // Make sure that we're working with the right name + name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); + + // gets hook for the prefixed version + // followed by the unprefixed version + hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; + + // If a hook was provided get the computed value from there + if ( hooks && "get" in hooks ) { + val = hooks.get( elem, true, extra ); + } + + // Otherwise, if a way to get the computed value exists, use that + if ( val === undefined ) { + val = curCSS( elem, name ); + } + + //convert "normal" to computed value + if ( val === "normal" && name in cssNormalTransform ) { + val = cssNormalTransform[ name ]; + } + + // Return, converting to number if forced or a qualifier was provided and val looks numeric + if ( numeric || extra !== undefined ) { + num = parseFloat( val ); + return numeric || jQuery.isNumeric( num ) ? num || 0 : val; + } + return val; + }, + + // A method for quickly swapping in/out CSS properties to get correct calculations + swap: function( elem, options, callback ) { + var ret, name, + old = {}; + + // Remember the old values, and insert the new ones + for ( name in options ) { + old[ name ] = elem.style[ name ]; + elem.style[ name ] = options[ name ]; + } + + ret = callback.call( elem ); + + // Revert the old values + for ( name in options ) { + elem.style[ name ] = old[ name ]; + } + + return ret; + } +}); + +// NOTE: To any future maintainer, we've window.getComputedStyle +// because jsdom on node.js will break without it. +if ( window.getComputedStyle ) { + curCSS = function( elem, name ) { + var ret, width, minWidth, maxWidth, + computed = window.getComputedStyle( elem, null ), + style = elem.style; + + if ( computed ) { + + // getPropertyValue is only needed for .css('filter') in IE9, see #12537 + ret = computed.getPropertyValue( name ) || computed[ name ]; + + if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { + ret = jQuery.style( elem, name ); + } + + // A tribute to the "awesome hack by Dean Edwards" + // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right + // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels + // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values + if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { + width = style.width; + minWidth = style.minWidth; + maxWidth = style.maxWidth; + + style.minWidth = style.maxWidth = style.width = ret; + ret = computed.width; + + style.width = width; + style.minWidth = minWidth; + style.maxWidth = maxWidth; + } + } + + return ret; + }; +} else if ( document.documentElement.currentStyle ) { + curCSS = function( elem, name ) { + var left, rsLeft, + ret = elem.currentStyle && elem.currentStyle[ name ], + style = elem.style; + + // Avoid setting ret to empty string here + // so we don't default to auto + if ( ret == null && style && style[ name ] ) { + ret = style[ name ]; + } + + // From the awesome hack by Dean Edwards + // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 + + // If we're not dealing with a regular pixel number + // but a number that has a weird ending, we need to convert it to pixels + // but not position css attributes, as those are proportional to the parent element instead + // and we can't measure the parent instead because it might trigger a "stacking dolls" problem + if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { + + // Remember the original values + left = style.left; + rsLeft = elem.runtimeStyle && elem.runtimeStyle.left; + + // Put in the new values to get a computed value out + if ( rsLeft ) { + elem.runtimeStyle.left = elem.currentStyle.left; + } + style.left = name === "fontSize" ? "1em" : ret; + ret = style.pixelLeft + "px"; + + // Revert the changed values + style.left = left; + if ( rsLeft ) { + elem.runtimeStyle.left = rsLeft; + } + } + + return ret === "" ? "auto" : ret; + }; +} + +function setPositiveNumber( elem, value, subtract ) { + var matches = rnumsplit.exec( value ); + return matches ? + Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : + value; +} + +function augmentWidthOrHeight( elem, name, extra, isBorderBox ) { + var i = extra === ( isBorderBox ? "border" : "content" ) ? + // If we already have the right measurement, avoid augmentation + 4 : + // Otherwise initialize for horizontal or vertical properties + name === "width" ? 1 : 0, + + val = 0; + + for ( ; i < 4; i += 2 ) { + // both box models exclude margin, so add it if we want it + if ( extra === "margin" ) { + // we use jQuery.css instead of curCSS here + // because of the reliableMarginRight CSS hook! + val += jQuery.css( elem, extra + cssExpand[ i ], true ); + } + + // From this point on we use curCSS for maximum performance (relevant in animations) + if ( isBorderBox ) { + // border-box includes padding, so remove it if we want content + if ( extra === "content" ) { + val -= parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0; + } + + // at this point, extra isn't border nor margin, so remove border + if ( extra !== "margin" ) { + val -= parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0; + } + } else { + // at this point, extra isn't content, so add padding + val += parseFloat( curCSS( elem, "padding" + cssExpand[ i ] ) ) || 0; + + // at this point, extra isn't content nor padding, so add border + if ( extra !== "padding" ) { + val += parseFloat( curCSS( elem, "border" + cssExpand[ i ] + "Width" ) ) || 0; + } + } + } + + return val; +} + +function getWidthOrHeight( elem, name, extra ) { + + // Start with offset property, which is equivalent to the border-box value + var val = name === "width" ? elem.offsetWidth : elem.offsetHeight, + valueIsBorderBox = true, + isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box"; + + // some non-html elements return undefined for offsetWidth, so check for null/undefined + // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 + // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 + if ( val <= 0 || val == null ) { + // Fall back to computed then uncomputed css if necessary + val = curCSS( elem, name ); + if ( val < 0 || val == null ) { + val = elem.style[ name ]; + } + + // Computed unit is not pixels. Stop here and return. + if ( rnumnonpx.test(val) ) { + return val; + } + + // we need the check for style in case a browser which returns unreliable values + // for getComputedStyle silently falls back to the reliable elem.style + valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); + + // Normalize "", auto, and prepare for extra + val = parseFloat( val ) || 0; + } + + // use the active box-sizing model to add/subtract irrelevant styles + return ( val + + augmentWidthOrHeight( + elem, + name, + extra || ( isBorderBox ? "border" : "content" ), + valueIsBorderBox + ) + ) + "px"; +} + + +// Try to determine the default display value of an element +function css_defaultDisplay( nodeName ) { + if ( elemdisplay[ nodeName ] ) { + return elemdisplay[ nodeName ]; + } + + var elem = jQuery( "<" + nodeName + ">" ).appendTo( document.body ), + display = elem.css("display"); + elem.remove(); + + // If the simple way fails, + // get element's real default display by attaching it to a temp iframe + if ( display === "none" || display === "" ) { + // Use the already-created iframe if possible + iframe = document.body.appendChild( + iframe || jQuery.extend( document.createElement("iframe"), { + frameBorder: 0, + width: 0, + height: 0 + }) + ); + + // Create a cacheable copy of the iframe document on first call. + // IE and Opera will allow us to reuse the iframeDoc without re-writing the fake HTML + // document to it; WebKit & Firefox won't allow reusing the iframe document. + if ( !iframeDoc || !iframe.createElement ) { + iframeDoc = ( iframe.contentWindow || iframe.contentDocument ).document; + iframeDoc.write(""); + iframeDoc.close(); + } + + elem = iframeDoc.body.appendChild( iframeDoc.createElement(nodeName) ); + + display = curCSS( elem, "display" ); + document.body.removeChild( iframe ); + } + + // Store the correct default display + elemdisplay[ nodeName ] = display; + + return display; +} + +jQuery.each([ "height", "width" ], function( i, name ) { + jQuery.cssHooks[ name ] = { + get: function( elem, computed, extra ) { + if ( computed ) { + // certain elements can have dimension info if we invisibly show them + // however, it must have a current display style that would benefit from this + if ( elem.offsetWidth === 0 && rdisplayswap.test( curCSS( elem, "display" ) ) ) { + return jQuery.swap( elem, cssShow, function() { + return getWidthOrHeight( elem, name, extra ); + }); + } else { + return getWidthOrHeight( elem, name, extra ); + } + } + }, + + set: function( elem, value, extra ) { + return setPositiveNumber( elem, value, extra ? + augmentWidthOrHeight( + elem, + name, + extra, + jQuery.support.boxSizing && jQuery.css( elem, "boxSizing" ) === "border-box" + ) : 0 + ); + } + }; +}); + +if ( !jQuery.support.opacity ) { + jQuery.cssHooks.opacity = { + get: function( elem, computed ) { + // IE uses filters for opacity + return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ? + ( 0.01 * parseFloat( RegExp.$1 ) ) + "" : + computed ? "1" : ""; + }, + + set: function( elem, value ) { + var style = elem.style, + currentStyle = elem.currentStyle, + opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "", + filter = currentStyle && currentStyle.filter || style.filter || ""; + + // IE has trouble with opacity if it does not have layout + // Force it by setting the zoom level + style.zoom = 1; + + // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652 + if ( value >= 1 && jQuery.trim( filter.replace( ralpha, "" ) ) === "" && + style.removeAttribute ) { + + // Setting style.filter to null, "" & " " still leave "filter:" in the cssText + // if "filter:" is present at all, clearType is disabled, we want to avoid this + // style.removeAttribute is IE Only, but so apparently is this code path... + style.removeAttribute( "filter" ); + + // if there there is no filter style applied in a css rule, we are done + if ( currentStyle && !currentStyle.filter ) { + return; + } + } + + // otherwise, set new filter values + style.filter = ralpha.test( filter ) ? + filter.replace( ralpha, opacity ) : + filter + " " + opacity; + } + }; +} + +// These hooks cannot be added until DOM ready because the support test +// for it is not run until after DOM ready +jQuery(function() { + if ( !jQuery.support.reliableMarginRight ) { + jQuery.cssHooks.marginRight = { + get: function( elem, computed ) { + // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right + // Work around by temporarily setting element display to inline-block + return jQuery.swap( elem, { "display": "inline-block" }, function() { + if ( computed ) { + return curCSS( elem, "marginRight" ); + } + }); + } + }; + } + + // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 + // getComputedStyle returns percent when specified for top/left/bottom/right + // rather than make the css module depend on the offset module, we just check for it here + if ( !jQuery.support.pixelPosition && jQuery.fn.position ) { + jQuery.each( [ "top", "left" ], function( i, prop ) { + jQuery.cssHooks[ prop ] = { + get: function( elem, computed ) { + if ( computed ) { + var ret = curCSS( elem, prop ); + // if curCSS returns percentage, fallback to offset + return rnumnonpx.test( ret ) ? jQuery( elem ).position()[ prop ] + "px" : ret; + } + } + }; + }); + } + +}); + +if ( jQuery.expr && jQuery.expr.filters ) { + jQuery.expr.filters.hidden = function( elem ) { + return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || curCSS( elem, "display" )) === "none"); + }; + + jQuery.expr.filters.visible = function( elem ) { + return !jQuery.expr.filters.hidden( elem ); + }; +} + +// These hooks are used by animate to expand properties +jQuery.each({ + margin: "", + padding: "", + border: "Width" +}, function( prefix, suffix ) { + jQuery.cssHooks[ prefix + suffix ] = { + expand: function( value ) { + var i, + + // assumes a single number if not a string + parts = typeof value === "string" ? value.split(" ") : [ value ], + expanded = {}; + + for ( i = 0; i < 4; i++ ) { + expanded[ prefix + cssExpand[ i ] + suffix ] = + parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; + } + + return expanded; + } + }; + + if ( !rmargin.test( prefix ) ) { + jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; + } +}); +var r20 = /%20/g, + rbracket = /\[\]$/, + rCRLF = /\r?\n/g, + rinput = /^(?:color|date|datetime|datetime-local|email|hidden|month|number|password|range|search|tel|text|time|url|week)$/i, + rselectTextarea = /^(?:select|textarea)/i; + +jQuery.fn.extend({ + serialize: function() { + return jQuery.param( this.serializeArray() ); + }, + serializeArray: function() { + return this.map(function(){ + return this.elements ? jQuery.makeArray( this.elements ) : this; + }) + .filter(function(){ + return this.name && !this.disabled && + ( this.checked || rselectTextarea.test( this.nodeName ) || + rinput.test( this.type ) ); + }) + .map(function( i, elem ){ + var val = jQuery( this ).val(); + + return val == null ? + null : + jQuery.isArray( val ) ? + jQuery.map( val, function( val, i ){ + return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; + }) : + { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; + }).get(); + } +}); + +//Serialize an array of form elements or a set of +//key/values into a query string +jQuery.param = function( a, traditional ) { + var prefix, + s = [], + add = function( key, value ) { + // If value is a function, invoke it and return its value + value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); + s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); + }; + + // Set traditional to true for jQuery <= 1.3.2 behavior. + if ( traditional === undefined ) { + traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; + } + + // If an array was passed in, assume that it is an array of form elements. + if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { + // Serialize the form elements + jQuery.each( a, function() { + add( this.name, this.value ); + }); + + } else { + // If traditional, encode the "old" way (the way 1.3.2 or older + // did it), otherwise encode params recursively. + for ( prefix in a ) { + buildParams( prefix, a[ prefix ], traditional, add ); + } + } + + // Return the resulting serialization + return s.join( "&" ).replace( r20, "+" ); +}; + +function buildParams( prefix, obj, traditional, add ) { + var name; + + if ( jQuery.isArray( obj ) ) { + // Serialize array item. + jQuery.each( obj, function( i, v ) { + if ( traditional || rbracket.test( prefix ) ) { + // Treat each array item as a scalar. + add( prefix, v ); + + } else { + // If array item is non-scalar (array or object), encode its + // numeric index to resolve deserialization ambiguity issues. + // Note that rack (as of 1.0.0) can't currently deserialize + // nested arrays properly, and attempting to do so may cause + // a server error. Possible fixes are to modify rack's + // deserialization algorithm or to provide an option or flag + // to force array serialization to be shallow. + buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); + } + }); + + } else if ( !traditional && jQuery.type( obj ) === "object" ) { + // Serialize object item. + for ( name in obj ) { + buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); + } + + } else { + // Serialize scalar item. + add( prefix, obj ); + } +} +var + // Document location + ajaxLocParts, + ajaxLocation, + + rhash = /#.*$/, + rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL + // #7653, #8125, #8152: local protocol detection + rlocalProtocol = /^(?:about|app|app\-storage|.+\-extension|file|res|widget):$/, + rnoContent = /^(?:GET|HEAD)$/, + rprotocol = /^\/\//, + rquery = /\?/, + rscript = /)<[^<]*)*<\/script>/gi, + rts = /([?&])_=[^&]*/, + rurl = /^([\w\+\.\-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/, + + // Keep a copy of the old load method + _load = jQuery.fn.load, + + /* Prefilters + * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) + * 2) These are called: + * - BEFORE asking for a transport + * - AFTER param serialization (s.data is a string if s.processData is true) + * 3) key is the dataType + * 4) the catchall symbol "*" can be used + * 5) execution will start with transport dataType and THEN continue down to "*" if needed + */ + prefilters = {}, + + /* Transports bindings + * 1) key is the dataType + * 2) the catchall symbol "*" can be used + * 3) selection will start with transport dataType and THEN go to "*" if needed + */ + transports = {}, + + // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression + allTypes = ["*/"] + ["*"]; + +// #8138, IE may throw an exception when accessing +// a field from window.location if document.domain has been set +try { + ajaxLocation = location.href; +} catch( e ) { + // Use the href attribute of an A element + // since IE will modify it given document.location + ajaxLocation = document.createElement( "a" ); + ajaxLocation.href = ""; + ajaxLocation = ajaxLocation.href; +} + +// Segment location into parts +ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; + +// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport +function addToPrefiltersOrTransports( structure ) { + + // dataTypeExpression is optional and defaults to "*" + return function( dataTypeExpression, func ) { + + if ( typeof dataTypeExpression !== "string" ) { + func = dataTypeExpression; + dataTypeExpression = "*"; + } + + var dataType, list, placeBefore, + dataTypes = dataTypeExpression.toLowerCase().split( core_rspace ), + i = 0, + length = dataTypes.length; + + if ( jQuery.isFunction( func ) ) { + // For each dataType in the dataTypeExpression + for ( ; i < length; i++ ) { + dataType = dataTypes[ i ]; + // We control if we're asked to add before + // any existing element + placeBefore = /^\+/.test( dataType ); + if ( placeBefore ) { + dataType = dataType.substr( 1 ) || "*"; + } + list = structure[ dataType ] = structure[ dataType ] || []; + // then we add to the structure accordingly + list[ placeBefore ? "unshift" : "push" ]( func ); + } + } + }; +} + +// Base inspection function for prefilters and transports +function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR, + dataType /* internal */, inspected /* internal */ ) { + + dataType = dataType || options.dataTypes[ 0 ]; + inspected = inspected || {}; + + inspected[ dataType ] = true; + + var selection, + list = structure[ dataType ], + i = 0, + length = list ? list.length : 0, + executeOnly = ( structure === prefilters ); + + for ( ; i < length && ( executeOnly || !selection ); i++ ) { + selection = list[ i ]( options, originalOptions, jqXHR ); + // If we got redirected to another dataType + // we try there if executing only and not done already + if ( typeof selection === "string" ) { + if ( !executeOnly || inspected[ selection ] ) { + selection = undefined; + } else { + options.dataTypes.unshift( selection ); + selection = inspectPrefiltersOrTransports( + structure, options, originalOptions, jqXHR, selection, inspected ); + } + } + } + // If we're only executing or nothing was selected + // we try the catchall dataType if not done already + if ( ( executeOnly || !selection ) && !inspected[ "*" ] ) { + selection = inspectPrefiltersOrTransports( + structure, options, originalOptions, jqXHR, "*", inspected ); + } + // unnecessary when only executing (prefilters) + // but it'll be ignored by the caller in that case + return selection; +} + +// A special extend for ajax options +// that takes "flat" options (not to be deep extended) +// Fixes #9887 +function ajaxExtend( target, src ) { + var key, deep, + flatOptions = jQuery.ajaxSettings.flatOptions || {}; + for ( key in src ) { + if ( src[ key ] !== undefined ) { + ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ]; + } + } + if ( deep ) { + jQuery.extend( true, target, deep ); + } +} + +jQuery.fn.load = function( url, params, callback ) { + if ( typeof url !== "string" && _load ) { + return _load.apply( this, arguments ); + } + + // Don't do a request if no elements are being requested + if ( !this.length ) { + return this; + } + + var selector, type, response, + self = this, + off = url.indexOf(" "); + + if ( off >= 0 ) { + selector = url.slice( off, url.length ); + url = url.slice( 0, off ); + } + + // If it's a function + if ( jQuery.isFunction( params ) ) { + + // We assume that it's the callback + callback = params; + params = undefined; + + // Otherwise, build a param string + } else if ( params && typeof params === "object" ) { + type = "POST"; + } + + // Request the remote document + jQuery.ajax({ + url: url, + + // if "type" variable is undefined, then "GET" method will be used + type: type, + dataType: "html", + data: params, + complete: function( jqXHR, status ) { + if ( callback ) { + self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); + } + } + }).done(function( responseText ) { + + // Save response for use in complete callback + response = arguments; + + // See if a selector was specified + self.html( selector ? + + // Create a dummy div to hold the results + jQuery("
") + + // inject the contents of the document in, removing the scripts + // to avoid any 'Permission Denied' errors in IE + .append( responseText.replace( rscript, "" ) ) + + // Locate the specified elements + .find( selector ) : + + // If not, just inject the full result + responseText ); + + }); + + return this; +}; + +// Attach a bunch of functions for handling common AJAX events +jQuery.each( "ajaxStart ajaxStop ajaxComplete ajaxError ajaxSuccess ajaxSend".split( " " ), function( i, o ){ + jQuery.fn[ o ] = function( f ){ + return this.on( o, f ); + }; +}); + +jQuery.each( [ "get", "post" ], function( i, method ) { + jQuery[ method ] = function( url, data, callback, type ) { + // shift arguments if data argument was omitted + if ( jQuery.isFunction( data ) ) { + type = type || callback; + callback = data; + data = undefined; + } + + return jQuery.ajax({ + type: method, + url: url, + data: data, + success: callback, + dataType: type + }); + }; +}); + +jQuery.extend({ + + getScript: function( url, callback ) { + return jQuery.get( url, undefined, callback, "script" ); + }, + + getJSON: function( url, data, callback ) { + return jQuery.get( url, data, callback, "json" ); + }, + + // Creates a full fledged settings object into target + // with both ajaxSettings and settings fields. + // If target is omitted, writes into ajaxSettings. + ajaxSetup: function( target, settings ) { + if ( settings ) { + // Building a settings object + ajaxExtend( target, jQuery.ajaxSettings ); + } else { + // Extending ajaxSettings + settings = target; + target = jQuery.ajaxSettings; + } + ajaxExtend( target, settings ); + return target; + }, + + ajaxSettings: { + url: ajaxLocation, + isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), + global: true, + type: "GET", + contentType: "application/x-www-form-urlencoded; charset=UTF-8", + processData: true, + async: true, + /* + timeout: 0, + data: null, + dataType: null, + username: null, + password: null, + cache: null, + throws: false, + traditional: false, + headers: {}, + */ + + accepts: { + xml: "application/xml, text/xml", + html: "text/html", + text: "text/plain", + json: "application/json, text/javascript", + "*": allTypes + }, + + contents: { + xml: /xml/, + html: /html/, + json: /json/ + }, + + responseFields: { + xml: "responseXML", + text: "responseText" + }, + + // List of data converters + // 1) key format is "source_type destination_type" (a single space in-between) + // 2) the catchall symbol "*" can be used for source_type + converters: { + + // Convert anything to text + "* text": window.String, + + // Text to html (true = no transformation) + "text html": true, + + // Evaluate text as a json expression + "text json": jQuery.parseJSON, + + // Parse text as xml + "text xml": jQuery.parseXML + }, + + // For options that shouldn't be deep extended: + // you can add your own custom options here if + // and when you create one that shouldn't be + // deep extended (see ajaxExtend) + flatOptions: { + context: true, + url: true + } + }, + + ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), + ajaxTransport: addToPrefiltersOrTransports( transports ), + + // Main method + ajax: function( url, options ) { + + // If url is an object, simulate pre-1.5 signature + if ( typeof url === "object" ) { + options = url; + url = undefined; + } + + // Force options to be an object + options = options || {}; + + var // ifModified key + ifModifiedKey, + // Response headers + responseHeadersString, + responseHeaders, + // transport + transport, + // timeout handle + timeoutTimer, + // Cross-domain detection vars + parts, + // To know if global events are to be dispatched + fireGlobals, + // Loop variable + i, + // Create the final options object + s = jQuery.ajaxSetup( {}, options ), + // Callbacks context + callbackContext = s.context || s, + // Context for global events + // It's the callbackContext if one was provided in the options + // and if it's a DOM node or a jQuery collection + globalEventContext = callbackContext !== s && + ( callbackContext.nodeType || callbackContext instanceof jQuery ) ? + jQuery( callbackContext ) : jQuery.event, + // Deferreds + deferred = jQuery.Deferred(), + completeDeferred = jQuery.Callbacks( "once memory" ), + // Status-dependent callbacks + statusCode = s.statusCode || {}, + // Headers (they are sent all at once) + requestHeaders = {}, + requestHeadersNames = {}, + // The jqXHR state + state = 0, + // Default abort message + strAbort = "canceled", + // Fake xhr + jqXHR = { + + readyState: 0, + + // Caches the header + setRequestHeader: function( name, value ) { + if ( !state ) { + var lname = name.toLowerCase(); + name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; + requestHeaders[ name ] = value; + } + return this; + }, + + // Raw string + getAllResponseHeaders: function() { + return state === 2 ? responseHeadersString : null; + }, + + // Builds headers hashtable if needed + getResponseHeader: function( key ) { + var match; + if ( state === 2 ) { + if ( !responseHeaders ) { + responseHeaders = {}; + while( ( match = rheaders.exec( responseHeadersString ) ) ) { + responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; + } + } + match = responseHeaders[ key.toLowerCase() ]; + } + return match === undefined ? null : match; + }, + + // Overrides response content-type header + overrideMimeType: function( type ) { + if ( !state ) { + s.mimeType = type; + } + return this; + }, + + // Cancel the request + abort: function( statusText ) { + statusText = statusText || strAbort; + if ( transport ) { + transport.abort( statusText ); + } + done( 0, statusText ); + return this; + } + }; + + // Callback for when everything is done + // It is defined here because jslint complains if it is declared + // at the end of the function (which would be more logical and readable) + function done( status, nativeStatusText, responses, headers ) { + var isSuccess, success, error, response, modified, + statusText = nativeStatusText; + + // Called once + if ( state === 2 ) { + return; + } + + // State is "done" now + state = 2; + + // Clear timeout if it exists + if ( timeoutTimer ) { + clearTimeout( timeoutTimer ); + } + + // Dereference transport for early garbage collection + // (no matter how long the jqXHR object will be used) + transport = undefined; + + // Cache response headers + responseHeadersString = headers || ""; + + // Set readyState + jqXHR.readyState = status > 0 ? 4 : 0; + + // Get response data + if ( responses ) { + response = ajaxHandleResponses( s, jqXHR, responses ); + } + + // If successful, handle type chaining + if ( status >= 200 && status < 300 || status === 304 ) { + + // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. + if ( s.ifModified ) { + + modified = jqXHR.getResponseHeader("Last-Modified"); + if ( modified ) { + jQuery.lastModified[ ifModifiedKey ] = modified; + } + modified = jqXHR.getResponseHeader("Etag"); + if ( modified ) { + jQuery.etag[ ifModifiedKey ] = modified; + } + } + + // If not modified + if ( status === 304 ) { + + statusText = "notmodified"; + isSuccess = true; + + // If we have data + } else { + + isSuccess = ajaxConvert( s, response ); + statusText = isSuccess.state; + success = isSuccess.data; + error = isSuccess.error; + isSuccess = !error; + } + } else { + // We extract error from statusText + // then normalize statusText and status for non-aborts + error = statusText; + if ( !statusText || status ) { + statusText = "error"; + if ( status < 0 ) { + status = 0; + } + } + } + + // Set data for the fake xhr object + jqXHR.status = status; + jqXHR.statusText = ( nativeStatusText || statusText ) + ""; + + // Success/Error + if ( isSuccess ) { + deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); + } else { + deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); + } + + // Status-dependent callbacks + jqXHR.statusCode( statusCode ); + statusCode = undefined; + + if ( fireGlobals ) { + globalEventContext.trigger( "ajax" + ( isSuccess ? "Success" : "Error" ), + [ jqXHR, s, isSuccess ? success : error ] ); + } + + // Complete + completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); + + if ( fireGlobals ) { + globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); + // Handle the global AJAX counter + if ( !( --jQuery.active ) ) { + jQuery.event.trigger( "ajaxStop" ); + } + } + } + + // Attach deferreds + deferred.promise( jqXHR ); + jqXHR.success = jqXHR.done; + jqXHR.error = jqXHR.fail; + jqXHR.complete = completeDeferred.add; + + // Status-dependent callbacks + jqXHR.statusCode = function( map ) { + if ( map ) { + var tmp; + if ( state < 2 ) { + for ( tmp in map ) { + statusCode[ tmp ] = [ statusCode[tmp], map[tmp] ]; + } + } else { + tmp = map[ jqXHR.status ]; + jqXHR.always( tmp ); + } + } + return this; + }; + + // Remove hash character (#7531: and string promotion) + // Add protocol if not provided (#5866: IE7 issue with protocol-less urls) + // We also use the url parameter if available + s.url = ( ( url || s.url ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); + + // Extract dataTypes list + s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().split( core_rspace ); + + // A cross-domain request is in order when we have a protocol:host:port mismatch + if ( s.crossDomain == null ) { + parts = rurl.exec( s.url.toLowerCase() ); + s.crossDomain = !!( parts && + ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || + ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) != + ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) ) + ); + } + + // Convert data if not already a string + if ( s.data && s.processData && typeof s.data !== "string" ) { + s.data = jQuery.param( s.data, s.traditional ); + } + + // Apply prefilters + inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); + + // If request was aborted inside a prefilter, stop there + if ( state === 2 ) { + return jqXHR; + } + + // We can fire global events as of now if asked to + fireGlobals = s.global; + + // Uppercase the type + s.type = s.type.toUpperCase(); + + // Determine if request has content + s.hasContent = !rnoContent.test( s.type ); + + // Watch for a new set of requests + if ( fireGlobals && jQuery.active++ === 0 ) { + jQuery.event.trigger( "ajaxStart" ); + } + + // More options handling for requests with no content + if ( !s.hasContent ) { + + // If data is available, append data to url + if ( s.data ) { + s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.data; + // #9682: remove data so that it's not used in an eventual retry + delete s.data; + } + + // Get ifModifiedKey before adding the anti-cache parameter + ifModifiedKey = s.url; + + // Add anti-cache in url if needed + if ( s.cache === false ) { + + var ts = jQuery.now(), + // try replacing _= if it is there + ret = s.url.replace( rts, "$1_=" + ts ); + + // if nothing was replaced, add timestamp to the end + s.url = ret + ( ( ret === s.url ) ? ( rquery.test( s.url ) ? "&" : "?" ) + "_=" + ts : "" ); + } + } + + // Set the correct header, if data is being sent + if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { + jqXHR.setRequestHeader( "Content-Type", s.contentType ); + } + + // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. + if ( s.ifModified ) { + ifModifiedKey = ifModifiedKey || s.url; + if ( jQuery.lastModified[ ifModifiedKey ] ) { + jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ ifModifiedKey ] ); + } + if ( jQuery.etag[ ifModifiedKey ] ) { + jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ ifModifiedKey ] ); + } + } + + // Set the Accepts header for the server, depending on the dataType + jqXHR.setRequestHeader( + "Accept", + s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? + s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : + s.accepts[ "*" ] + ); + + // Check for headers option + for ( i in s.headers ) { + jqXHR.setRequestHeader( i, s.headers[ i ] ); + } + + // Allow custom headers/mimetypes and early abort + if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { + // Abort if not done already and return + return jqXHR.abort(); + + } + + // aborting is no longer a cancellation + strAbort = "abort"; + + // Install callbacks on deferreds + for ( i in { success: 1, error: 1, complete: 1 } ) { + jqXHR[ i ]( s[ i ] ); + } + + // Get transport + transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); + + // If no transport, we auto-abort + if ( !transport ) { + done( -1, "No Transport" ); + } else { + jqXHR.readyState = 1; + // Send global event + if ( fireGlobals ) { + globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); + } + // Timeout + if ( s.async && s.timeout > 0 ) { + timeoutTimer = setTimeout( function(){ + jqXHR.abort( "timeout" ); + }, s.timeout ); + } + + try { + state = 1; + transport.send( requestHeaders, done ); + } catch (e) { + // Propagate exception as error if not done + if ( state < 2 ) { + done( -1, e ); + // Simply rethrow otherwise + } else { + throw e; + } + } + } + + return jqXHR; + }, + + // Counter for holding the number of active queries + active: 0, + + // Last-Modified header cache for next request + lastModified: {}, + etag: {} + +}); + +/* Handles responses to an ajax request: + * - sets all responseXXX fields accordingly + * - finds the right dataType (mediates between content-type and expected dataType) + * - returns the corresponding response + */ +function ajaxHandleResponses( s, jqXHR, responses ) { + + var ct, type, finalDataType, firstDataType, + contents = s.contents, + dataTypes = s.dataTypes, + responseFields = s.responseFields; + + // Fill responseXXX fields + for ( type in responseFields ) { + if ( type in responses ) { + jqXHR[ responseFields[type] ] = responses[ type ]; + } + } + + // Remove auto dataType and get content-type in the process + while( dataTypes[ 0 ] === "*" ) { + dataTypes.shift(); + if ( ct === undefined ) { + ct = s.mimeType || jqXHR.getResponseHeader( "content-type" ); + } + } + + // Check if we're dealing with a known content-type + if ( ct ) { + for ( type in contents ) { + if ( contents[ type ] && contents[ type ].test( ct ) ) { + dataTypes.unshift( type ); + break; + } + } + } + + // Check to see if we have a response for the expected dataType + if ( dataTypes[ 0 ] in responses ) { + finalDataType = dataTypes[ 0 ]; + } else { + // Try convertible dataTypes + for ( type in responses ) { + if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { + finalDataType = type; + break; + } + if ( !firstDataType ) { + firstDataType = type; + } + } + // Or just use first one + finalDataType = finalDataType || firstDataType; + } + + // If we found a dataType + // We add the dataType to the list if needed + // and return the corresponding response + if ( finalDataType ) { + if ( finalDataType !== dataTypes[ 0 ] ) { + dataTypes.unshift( finalDataType ); + } + return responses[ finalDataType ]; + } +} + +// Chain conversions given the request and the original response +function ajaxConvert( s, response ) { + + var conv, conv2, current, tmp, + // Work with a copy of dataTypes in case we need to modify it for conversion + dataTypes = s.dataTypes.slice(), + prev = dataTypes[ 0 ], + converters = {}, + i = 0; + + // Apply the dataFilter if provided + if ( s.dataFilter ) { + response = s.dataFilter( response, s.dataType ); + } + + // Create converters map with lowercased keys + if ( dataTypes[ 1 ] ) { + for ( conv in s.converters ) { + converters[ conv.toLowerCase() ] = s.converters[ conv ]; + } + } + + // Convert to each sequential dataType, tolerating list modification + for ( ; (current = dataTypes[++i]); ) { + + // There's only work to do if current dataType is non-auto + if ( current !== "*" ) { + + // Convert response if prev dataType is non-auto and differs from current + if ( prev !== "*" && prev !== current ) { + + // Seek a direct converter + conv = converters[ prev + " " + current ] || converters[ "* " + current ]; + + // If none found, seek a pair + if ( !conv ) { + for ( conv2 in converters ) { + + // If conv2 outputs current + tmp = conv2.split(" "); + if ( tmp[ 1 ] === current ) { + + // If prev can be converted to accepted input + conv = converters[ prev + " " + tmp[ 0 ] ] || + converters[ "* " + tmp[ 0 ] ]; + if ( conv ) { + // Condense equivalence converters + if ( conv === true ) { + conv = converters[ conv2 ]; + + // Otherwise, insert the intermediate dataType + } else if ( converters[ conv2 ] !== true ) { + current = tmp[ 0 ]; + dataTypes.splice( i--, 0, current ); + } + + break; + } + } + } + } + + // Apply converter (if not an equivalence) + if ( conv !== true ) { + + // Unless errors are allowed to bubble, catch and return them + if ( conv && s["throws"] ) { + response = conv( response ); + } else { + try { + response = conv( response ); + } catch ( e ) { + return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; + } + } + } + } + + // Update prev for next iteration + prev = current; + } + } + + return { state: "success", data: response }; +} +var oldCallbacks = [], + rquestion = /\?/, + rjsonp = /(=)\?(?=&|$)|\?\?/, + nonce = jQuery.now(); + +// Default jsonp settings +jQuery.ajaxSetup({ + jsonp: "callback", + jsonpCallback: function() { + var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) ); + this[ callback ] = true; + return callback; + } +}); + +// Detect, normalize options and install callbacks for jsonp requests +jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { + + var callbackName, overwritten, responseContainer, + data = s.data, + url = s.url, + hasCallback = s.jsonp !== false, + replaceInUrl = hasCallback && rjsonp.test( url ), + replaceInData = hasCallback && !replaceInUrl && typeof data === "string" && + !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && + rjsonp.test( data ); + + // Handle iff the expected data type is "jsonp" or we have a parameter to set + if ( s.dataTypes[ 0 ] === "jsonp" || replaceInUrl || replaceInData ) { + + // Get callback name, remembering preexisting value associated with it + callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? + s.jsonpCallback() : + s.jsonpCallback; + overwritten = window[ callbackName ]; + + // Insert callback into url or form data + if ( replaceInUrl ) { + s.url = url.replace( rjsonp, "$1" + callbackName ); + } else if ( replaceInData ) { + s.data = data.replace( rjsonp, "$1" + callbackName ); + } else if ( hasCallback ) { + s.url += ( rquestion.test( url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; + } + + // Use data converter to retrieve json after script execution + s.converters["script json"] = function() { + if ( !responseContainer ) { + jQuery.error( callbackName + " was not called" ); + } + return responseContainer[ 0 ]; + }; + + // force json dataType + s.dataTypes[ 0 ] = "json"; + + // Install callback + window[ callbackName ] = function() { + responseContainer = arguments; + }; + + // Clean-up function (fires after converters) + jqXHR.always(function() { + // Restore preexisting value + window[ callbackName ] = overwritten; + + // Save back as free + if ( s[ callbackName ] ) { + // make sure that re-using the options doesn't screw things around + s.jsonpCallback = originalSettings.jsonpCallback; + + // save the callback name for future use + oldCallbacks.push( callbackName ); + } + + // Call if it was a function and we have a response + if ( responseContainer && jQuery.isFunction( overwritten ) ) { + overwritten( responseContainer[ 0 ] ); + } + + responseContainer = overwritten = undefined; + }); + + // Delegate to script + return "script"; + } +}); +// Install script dataType +jQuery.ajaxSetup({ + accepts: { + script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" + }, + contents: { + script: /javascript|ecmascript/ + }, + converters: { + "text script": function( text ) { + jQuery.globalEval( text ); + return text; + } + } +}); + +// Handle cache's special case and global +jQuery.ajaxPrefilter( "script", function( s ) { + if ( s.cache === undefined ) { + s.cache = false; + } + if ( s.crossDomain ) { + s.type = "GET"; + s.global = false; + } +}); + +// Bind script tag hack transport +jQuery.ajaxTransport( "script", function(s) { + + // This transport only deals with cross domain requests + if ( s.crossDomain ) { + + var script, + head = document.head || document.getElementsByTagName( "head" )[0] || document.documentElement; + + return { + + send: function( _, callback ) { + + script = document.createElement( "script" ); + + script.async = "async"; + + if ( s.scriptCharset ) { + script.charset = s.scriptCharset; + } + + script.src = s.url; + + // Attach handlers for all browsers + script.onload = script.onreadystatechange = function( _, isAbort ) { + + if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) { + + // Handle memory leak in IE + script.onload = script.onreadystatechange = null; + + // Remove the script + if ( head && script.parentNode ) { + head.removeChild( script ); + } + + // Dereference the script + script = undefined; + + // Callback if not abort + if ( !isAbort ) { + callback( 200, "success" ); + } + } + }; + // Use insertBefore instead of appendChild to circumvent an IE6 bug. + // This arises when a base node is used (#2709 and #4378). + head.insertBefore( script, head.firstChild ); + }, + + abort: function() { + if ( script ) { + script.onload( 0, 1 ); + } + } + }; + } +}); +var xhrCallbacks, + // #5280: Internet Explorer will keep connections alive if we don't abort on unload + xhrOnUnloadAbort = window.ActiveXObject ? function() { + // Abort all pending requests + for ( var key in xhrCallbacks ) { + xhrCallbacks[ key ]( 0, 1 ); + } + } : false, + xhrId = 0; + +// Functions to create xhrs +function createStandardXHR() { + try { + return new window.XMLHttpRequest(); + } catch( e ) {} +} + +function createActiveXHR() { + try { + return new window.ActiveXObject( "Microsoft.XMLHTTP" ); + } catch( e ) {} +} + +// Create the request object +// (This is still attached to ajaxSettings for backward compatibility) +jQuery.ajaxSettings.xhr = window.ActiveXObject ? + /* Microsoft failed to properly + * implement the XMLHttpRequest in IE7 (can't request local files), + * so we use the ActiveXObject when it is available + * Additionally XMLHttpRequest can be disabled in IE7/IE8 so + * we need a fallback. + */ + function() { + return !this.isLocal && createStandardXHR() || createActiveXHR(); + } : + // For all other browsers, use the standard XMLHttpRequest object + createStandardXHR; + +// Determine support properties +(function( xhr ) { + jQuery.extend( jQuery.support, { + ajax: !!xhr, + cors: !!xhr && ( "withCredentials" in xhr ) + }); +})( jQuery.ajaxSettings.xhr() ); + +// Create transport if the browser can provide an xhr +if ( jQuery.support.ajax ) { + + jQuery.ajaxTransport(function( s ) { + // Cross domain only allowed if supported through XMLHttpRequest + if ( !s.crossDomain || jQuery.support.cors ) { + + var callback; + + return { + send: function( headers, complete ) { + + // Get a new xhr + var handle, i, + xhr = s.xhr(); + + // Open the socket + // Passing null username, generates a login popup on Opera (#2865) + if ( s.username ) { + xhr.open( s.type, s.url, s.async, s.username, s.password ); + } else { + xhr.open( s.type, s.url, s.async ); + } + + // Apply custom fields if provided + if ( s.xhrFields ) { + for ( i in s.xhrFields ) { + xhr[ i ] = s.xhrFields[ i ]; + } + } + + // Override mime type if needed + if ( s.mimeType && xhr.overrideMimeType ) { + xhr.overrideMimeType( s.mimeType ); + } + + // X-Requested-With header + // For cross-domain requests, seeing as conditions for a preflight are + // akin to a jigsaw puzzle, we simply never set it to be sure. + // (it can always be set on a per-request basis or even using ajaxSetup) + // For same-domain requests, won't change header if already provided. + if ( !s.crossDomain && !headers["X-Requested-With"] ) { + headers[ "X-Requested-With" ] = "XMLHttpRequest"; + } + + // Need an extra try/catch for cross domain requests in Firefox 3 + try { + for ( i in headers ) { + xhr.setRequestHeader( i, headers[ i ] ); + } + } catch( _ ) {} + + // Do send the request + // This may raise an exception which is actually + // handled in jQuery.ajax (so no try/catch here) + xhr.send( ( s.hasContent && s.data ) || null ); + + // Listener + callback = function( _, isAbort ) { + + var status, + statusText, + responseHeaders, + responses, + xml; + + // Firefox throws exceptions when accessing properties + // of an xhr when a network error occurred + // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE) + try { + + // Was never called and is aborted or complete + if ( callback && ( isAbort || xhr.readyState === 4 ) ) { + + // Only called once + callback = undefined; + + // Do not keep as active anymore + if ( handle ) { + xhr.onreadystatechange = jQuery.noop; + if ( xhrOnUnloadAbort ) { + delete xhrCallbacks[ handle ]; + } + } + + // If it's an abort + if ( isAbort ) { + // Abort it manually if needed + if ( xhr.readyState !== 4 ) { + xhr.abort(); + } + } else { + status = xhr.status; + responseHeaders = xhr.getAllResponseHeaders(); + responses = {}; + xml = xhr.responseXML; + + // Construct response list + if ( xml && xml.documentElement /* #4958 */ ) { + responses.xml = xml; + } + + // When requesting binary data, IE6-9 will throw an exception + // on any attempt to access responseText (#11426) + try { + responses.text = xhr.responseText; + } catch( e ) { + } + + // Firefox throws an exception when accessing + // statusText for faulty cross-domain requests + try { + statusText = xhr.statusText; + } catch( e ) { + // We normalize with Webkit giving an empty statusText + statusText = ""; + } + + // Filter status for non standard behaviors + + // If the request is local and we have data: assume a success + // (success with no data won't get notified, that's the best we + // can do given current implementations) + if ( !status && s.isLocal && !s.crossDomain ) { + status = responses.text ? 200 : 404; + // IE - #1450: sometimes returns 1223 when it should be 204 + } else if ( status === 1223 ) { + status = 204; + } + } + } + } catch( firefoxAccessException ) { + if ( !isAbort ) { + complete( -1, firefoxAccessException ); + } + } + + // Call complete if needed + if ( responses ) { + complete( status, statusText, responses, responseHeaders ); + } + }; + + if ( !s.async ) { + // if we're in sync mode we fire the callback + callback(); + } else if ( xhr.readyState === 4 ) { + // (IE6 & IE7) if it's in cache and has been + // retrieved directly we need to fire the callback + setTimeout( callback, 0 ); + } else { + handle = ++xhrId; + if ( xhrOnUnloadAbort ) { + // Create the active xhrs callbacks list if needed + // and attach the unload handler + if ( !xhrCallbacks ) { + xhrCallbacks = {}; + jQuery( window ).unload( xhrOnUnloadAbort ); + } + // Add to list of active xhrs callbacks + xhrCallbacks[ handle ] = callback; + } + xhr.onreadystatechange = callback; + } + }, + + abort: function() { + if ( callback ) { + callback(0,1); + } + } + }; + } + }); +} +var fxNow, timerId, + rfxtypes = /^(?:toggle|show|hide)$/, + rfxnum = new RegExp( "^(?:([-+])=|)(" + core_pnum + ")([a-z%]*)$", "i" ), + rrun = /queueHooks$/, + animationPrefilters = [ defaultPrefilter ], + tweeners = { + "*": [function( prop, value ) { + var end, unit, + tween = this.createTween( prop, value ), + parts = rfxnum.exec( value ), + target = tween.cur(), + start = +target || 0, + scale = 1, + maxIterations = 20; + + if ( parts ) { + end = +parts[2]; + unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" ); + + // We need to compute starting value + if ( unit !== "px" && start ) { + // Iteratively approximate from a nonzero starting point + // Prefer the current property, because this process will be trivial if it uses the same units + // Fallback to end or a simple constant + start = jQuery.css( tween.elem, prop, true ) || end || 1; + + do { + // If previous iteration zeroed out, double until we get *something* + // Use a string for doubling factor so we don't accidentally see scale as unchanged below + scale = scale || ".5"; + + // Adjust and apply + start = start / scale; + jQuery.style( tween.elem, prop, start + unit ); + + // Update scale, tolerating zero or NaN from tween.cur() + // And breaking the loop if scale is unchanged or perfect, or if we've just had enough + } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations ); + } + + tween.unit = unit; + tween.start = start; + // If a +=/-= token was provided, we're doing a relative animation + tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end; + } + return tween; + }] + }; + +// Animations created synchronously will run synchronously +function createFxNow() { + setTimeout(function() { + fxNow = undefined; + }, 0 ); + return ( fxNow = jQuery.now() ); +} + +function createTweens( animation, props ) { + jQuery.each( props, function( prop, value ) { + var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), + index = 0, + length = collection.length; + for ( ; index < length; index++ ) { + if ( collection[ index ].call( animation, prop, value ) ) { + + // we're done with this property + return; + } + } + }); +} + +function Animation( elem, properties, options ) { + var result, + index = 0, + tweenerIndex = 0, + length = animationPrefilters.length, + deferred = jQuery.Deferred().always( function() { + // don't match elem in the :animated selector + delete tick.elem; + }), + tick = function() { + var currentTime = fxNow || createFxNow(), + remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), + // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497) + temp = remaining / animation.duration || 0, + percent = 1 - temp, + index = 0, + length = animation.tweens.length; + + for ( ; index < length ; index++ ) { + animation.tweens[ index ].run( percent ); + } + + deferred.notifyWith( elem, [ animation, percent, remaining ]); + + if ( percent < 1 && length ) { + return remaining; + } else { + deferred.resolveWith( elem, [ animation ] ); + return false; + } + }, + animation = deferred.promise({ + elem: elem, + props: jQuery.extend( {}, properties ), + opts: jQuery.extend( true, { specialEasing: {} }, options ), + originalProperties: properties, + originalOptions: options, + startTime: fxNow || createFxNow(), + duration: options.duration, + tweens: [], + createTween: function( prop, end, easing ) { + var tween = jQuery.Tween( elem, animation.opts, prop, end, + animation.opts.specialEasing[ prop ] || animation.opts.easing ); + animation.tweens.push( tween ); + return tween; + }, + stop: function( gotoEnd ) { + var index = 0, + // if we are going to the end, we want to run all the tweens + // otherwise we skip this part + length = gotoEnd ? animation.tweens.length : 0; + + for ( ; index < length ; index++ ) { + animation.tweens[ index ].run( 1 ); + } + + // resolve when we played the last frame + // otherwise, reject + if ( gotoEnd ) { + deferred.resolveWith( elem, [ animation, gotoEnd ] ); + } else { + deferred.rejectWith( elem, [ animation, gotoEnd ] ); + } + return this; + } + }), + props = animation.props; + + propFilter( props, animation.opts.specialEasing ); + + for ( ; index < length ; index++ ) { + result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); + if ( result ) { + return result; + } + } + + createTweens( animation, props ); + + if ( jQuery.isFunction( animation.opts.start ) ) { + animation.opts.start.call( elem, animation ); + } + + jQuery.fx.timer( + jQuery.extend( tick, { + anim: animation, + queue: animation.opts.queue, + elem: elem + }) + ); + + // attach callbacks from options + return animation.progress( animation.opts.progress ) + .done( animation.opts.done, animation.opts.complete ) + .fail( animation.opts.fail ) + .always( animation.opts.always ); +} + +function propFilter( props, specialEasing ) { + var index, name, easing, value, hooks; + + // camelCase, specialEasing and expand cssHook pass + for ( index in props ) { + name = jQuery.camelCase( index ); + easing = specialEasing[ name ]; + value = props[ index ]; + if ( jQuery.isArray( value ) ) { + easing = value[ 1 ]; + value = props[ index ] = value[ 0 ]; + } + + if ( index !== name ) { + props[ name ] = value; + delete props[ index ]; + } + + hooks = jQuery.cssHooks[ name ]; + if ( hooks && "expand" in hooks ) { + value = hooks.expand( value ); + delete props[ name ]; + + // not quite $.extend, this wont overwrite keys already present. + // also - reusing 'index' from above because we have the correct "name" + for ( index in value ) { + if ( !( index in props ) ) { + props[ index ] = value[ index ]; + specialEasing[ index ] = easing; + } + } + } else { + specialEasing[ name ] = easing; + } + } +} + +jQuery.Animation = jQuery.extend( Animation, { + + tweener: function( props, callback ) { + if ( jQuery.isFunction( props ) ) { + callback = props; + props = [ "*" ]; + } else { + props = props.split(" "); + } + + var prop, + index = 0, + length = props.length; + + for ( ; index < length ; index++ ) { + prop = props[ index ]; + tweeners[ prop ] = tweeners[ prop ] || []; + tweeners[ prop ].unshift( callback ); + } + }, + + prefilter: function( callback, prepend ) { + if ( prepend ) { + animationPrefilters.unshift( callback ); + } else { + animationPrefilters.push( callback ); + } + } +}); + +function defaultPrefilter( elem, props, opts ) { + var index, prop, value, length, dataShow, toggle, tween, hooks, oldfire, + anim = this, + style = elem.style, + orig = {}, + handled = [], + hidden = elem.nodeType && isHidden( elem ); + + // handle queue: false promises + if ( !opts.queue ) { + hooks = jQuery._queueHooks( elem, "fx" ); + if ( hooks.unqueued == null ) { + hooks.unqueued = 0; + oldfire = hooks.empty.fire; + hooks.empty.fire = function() { + if ( !hooks.unqueued ) { + oldfire(); + } + }; + } + hooks.unqueued++; + + anim.always(function() { + // doing this makes sure that the complete handler will be called + // before this completes + anim.always(function() { + hooks.unqueued--; + if ( !jQuery.queue( elem, "fx" ).length ) { + hooks.empty.fire(); + } + }); + }); + } + + // height/width overflow pass + if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { + // Make sure that nothing sneaks out + // Record all 3 overflow attributes because IE does not + // change the overflow attribute when overflowX and + // overflowY are set to the same value + opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; + + // Set display property to inline-block for height/width + // animations on inline elements that are having width/height animated + if ( jQuery.css( elem, "display" ) === "inline" && + jQuery.css( elem, "float" ) === "none" ) { + + // inline-level elements accept inline-block; + // block-level elements need to be inline with layout + if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) { + style.display = "inline-block"; + + } else { + style.zoom = 1; + } + } + } + + if ( opts.overflow ) { + style.overflow = "hidden"; + if ( !jQuery.support.shrinkWrapBlocks ) { + anim.done(function() { + style.overflow = opts.overflow[ 0 ]; + style.overflowX = opts.overflow[ 1 ]; + style.overflowY = opts.overflow[ 2 ]; + }); + } + } + + + // show/hide pass + for ( index in props ) { + value = props[ index ]; + if ( rfxtypes.exec( value ) ) { + delete props[ index ]; + toggle = toggle || value === "toggle"; + if ( value === ( hidden ? "hide" : "show" ) ) { + continue; + } + handled.push( index ); + } + } + + length = handled.length; + if ( length ) { + dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} ); + if ( "hidden" in dataShow ) { + hidden = dataShow.hidden; + } + + // store state if its toggle - enables .stop().toggle() to "reverse" + if ( toggle ) { + dataShow.hidden = !hidden; + } + if ( hidden ) { + jQuery( elem ).show(); + } else { + anim.done(function() { + jQuery( elem ).hide(); + }); + } + anim.done(function() { + var prop; + jQuery.removeData( elem, "fxshow", true ); + for ( prop in orig ) { + jQuery.style( elem, prop, orig[ prop ] ); + } + }); + for ( index = 0 ; index < length ; index++ ) { + prop = handled[ index ]; + tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 ); + orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop ); + + if ( !( prop in dataShow ) ) { + dataShow[ prop ] = tween.start; + if ( hidden ) { + tween.end = tween.start; + tween.start = prop === "width" || prop === "height" ? 1 : 0; + } + } + } + } +} + +function Tween( elem, options, prop, end, easing ) { + return new Tween.prototype.init( elem, options, prop, end, easing ); +} +jQuery.Tween = Tween; + +Tween.prototype = { + constructor: Tween, + init: function( elem, options, prop, end, easing, unit ) { + this.elem = elem; + this.prop = prop; + this.easing = easing || "swing"; + this.options = options; + this.start = this.now = this.cur(); + this.end = end; + this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); + }, + cur: function() { + var hooks = Tween.propHooks[ this.prop ]; + + return hooks && hooks.get ? + hooks.get( this ) : + Tween.propHooks._default.get( this ); + }, + run: function( percent ) { + var eased, + hooks = Tween.propHooks[ this.prop ]; + + if ( this.options.duration ) { + this.pos = eased = jQuery.easing[ this.easing ]( + percent, this.options.duration * percent, 0, 1, this.options.duration + ); + } else { + this.pos = eased = percent; + } + this.now = ( this.end - this.start ) * eased + this.start; + + if ( this.options.step ) { + this.options.step.call( this.elem, this.now, this ); + } + + if ( hooks && hooks.set ) { + hooks.set( this ); + } else { + Tween.propHooks._default.set( this ); + } + return this; + } +}; + +Tween.prototype.init.prototype = Tween.prototype; + +Tween.propHooks = { + _default: { + get: function( tween ) { + var result; + + if ( tween.elem[ tween.prop ] != null && + (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { + return tween.elem[ tween.prop ]; + } + + // passing any value as a 4th parameter to .css will automatically + // attempt a parseFloat and fallback to a string if the parse fails + // so, simple values such as "10px" are parsed to Float. + // complex values such as "rotate(1rad)" are returned as is. + result = jQuery.css( tween.elem, tween.prop, false, "" ); + // Empty strings, null, undefined and "auto" are converted to 0. + return !result || result === "auto" ? 0 : result; + }, + set: function( tween ) { + // use step hook for back compat - use cssHook if its there - use .style if its + // available and use plain properties where available + if ( jQuery.fx.step[ tween.prop ] ) { + jQuery.fx.step[ tween.prop ]( tween ); + } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { + jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); + } else { + tween.elem[ tween.prop ] = tween.now; + } + } + } +}; + +// Remove in 2.0 - this supports IE8's panic based approach +// to setting things on disconnected nodes + +Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { + set: function( tween ) { + if ( tween.elem.nodeType && tween.elem.parentNode ) { + tween.elem[ tween.prop ] = tween.now; + } + } +}; + +jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { + var cssFn = jQuery.fn[ name ]; + jQuery.fn[ name ] = function( speed, easing, callback ) { + return speed == null || typeof speed === "boolean" || + // special check for .toggle( handler, handler, ... ) + ( !i && jQuery.isFunction( speed ) && jQuery.isFunction( easing ) ) ? + cssFn.apply( this, arguments ) : + this.animate( genFx( name, true ), speed, easing, callback ); + }; +}); + +jQuery.fn.extend({ + fadeTo: function( speed, to, easing, callback ) { + + // show any hidden elements after setting opacity to 0 + return this.filter( isHidden ).css( "opacity", 0 ).show() + + // animate to the value specified + .end().animate({ opacity: to }, speed, easing, callback ); + }, + animate: function( prop, speed, easing, callback ) { + var empty = jQuery.isEmptyObject( prop ), + optall = jQuery.speed( speed, easing, callback ), + doAnimation = function() { + // Operate on a copy of prop so per-property easing won't be lost + var anim = Animation( this, jQuery.extend( {}, prop ), optall ); + + // Empty animations resolve immediately + if ( empty ) { + anim.stop( true ); + } + }; + + return empty || optall.queue === false ? + this.each( doAnimation ) : + this.queue( optall.queue, doAnimation ); + }, + stop: function( type, clearQueue, gotoEnd ) { + var stopQueue = function( hooks ) { + var stop = hooks.stop; + delete hooks.stop; + stop( gotoEnd ); + }; + + if ( typeof type !== "string" ) { + gotoEnd = clearQueue; + clearQueue = type; + type = undefined; + } + if ( clearQueue && type !== false ) { + this.queue( type || "fx", [] ); + } + + return this.each(function() { + var dequeue = true, + index = type != null && type + "queueHooks", + timers = jQuery.timers, + data = jQuery._data( this ); + + if ( index ) { + if ( data[ index ] && data[ index ].stop ) { + stopQueue( data[ index ] ); + } + } else { + for ( index in data ) { + if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { + stopQueue( data[ index ] ); + } + } + } + + for ( index = timers.length; index--; ) { + if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { + timers[ index ].anim.stop( gotoEnd ); + dequeue = false; + timers.splice( index, 1 ); + } + } + + // start the next in the queue if the last step wasn't forced + // timers currently will call their complete callbacks, which will dequeue + // but only if they were gotoEnd + if ( dequeue || !gotoEnd ) { + jQuery.dequeue( this, type ); + } + }); + } +}); + +// Generate parameters to create a standard animation +function genFx( type, includeWidth ) { + var which, + attrs = { height: type }, + i = 0; + + // if we include width, step value is 1 to do all cssExpand values, + // if we don't include width, step value is 2 to skip over Left and Right + includeWidth = includeWidth? 1 : 0; + for( ; i < 4 ; i += 2 - includeWidth ) { + which = cssExpand[ i ]; + attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; + } + + if ( includeWidth ) { + attrs.opacity = attrs.width = type; + } + + return attrs; +} + +// Generate shortcuts for custom animations +jQuery.each({ + slideDown: genFx("show"), + slideUp: genFx("hide"), + slideToggle: genFx("toggle"), + fadeIn: { opacity: "show" }, + fadeOut: { opacity: "hide" }, + fadeToggle: { opacity: "toggle" } +}, function( name, props ) { + jQuery.fn[ name ] = function( speed, easing, callback ) { + return this.animate( props, speed, easing, callback ); + }; +}); + +jQuery.speed = function( speed, easing, fn ) { + var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { + complete: fn || !fn && easing || + jQuery.isFunction( speed ) && speed, + duration: speed, + easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing + }; + + opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : + opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; + + // normalize opt.queue - true/undefined/null -> "fx" + if ( opt.queue == null || opt.queue === true ) { + opt.queue = "fx"; + } + + // Queueing + opt.old = opt.complete; + + opt.complete = function() { + if ( jQuery.isFunction( opt.old ) ) { + opt.old.call( this ); + } + + if ( opt.queue ) { + jQuery.dequeue( this, opt.queue ); + } + }; + + return opt; +}; + +jQuery.easing = { + linear: function( p ) { + return p; + }, + swing: function( p ) { + return 0.5 - Math.cos( p*Math.PI ) / 2; + } +}; + +jQuery.timers = []; +jQuery.fx = Tween.prototype.init; +jQuery.fx.tick = function() { + var timer, + timers = jQuery.timers, + i = 0; + + fxNow = jQuery.now(); + + for ( ; i < timers.length; i++ ) { + timer = timers[ i ]; + // Checks the timer has not already been removed + if ( !timer() && timers[ i ] === timer ) { + timers.splice( i--, 1 ); + } + } + + if ( !timers.length ) { + jQuery.fx.stop(); + } + fxNow = undefined; +}; + +jQuery.fx.timer = function( timer ) { + if ( timer() && jQuery.timers.push( timer ) && !timerId ) { + timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); + } +}; + +jQuery.fx.interval = 13; + +jQuery.fx.stop = function() { + clearInterval( timerId ); + timerId = null; +}; + +jQuery.fx.speeds = { + slow: 600, + fast: 200, + // Default speed + _default: 400 +}; + +// Back Compat <1.8 extension point +jQuery.fx.step = {}; + +if ( jQuery.expr && jQuery.expr.filters ) { + jQuery.expr.filters.animated = function( elem ) { + return jQuery.grep(jQuery.timers, function( fn ) { + return elem === fn.elem; + }).length; + }; +} +var rroot = /^(?:body|html)$/i; + +jQuery.fn.offset = function( options ) { + if ( arguments.length ) { + return options === undefined ? + this : + this.each(function( i ) { + jQuery.offset.setOffset( this, options, i ); + }); + } + + var docElem, body, win, clientTop, clientLeft, scrollTop, scrollLeft, + box = { top: 0, left: 0 }, + elem = this[ 0 ], + doc = elem && elem.ownerDocument; + + if ( !doc ) { + return; + } + + if ( (body = doc.body) === elem ) { + return jQuery.offset.bodyOffset( elem ); + } + + docElem = doc.documentElement; + + // Make sure it's not a disconnected DOM node + if ( !jQuery.contains( docElem, elem ) ) { + return box; + } + + // If we don't have gBCR, just use 0,0 rather than error + // BlackBerry 5, iOS 3 (original iPhone) + if ( typeof elem.getBoundingClientRect !== "undefined" ) { + box = elem.getBoundingClientRect(); + } + win = getWindow( doc ); + clientTop = docElem.clientTop || body.clientTop || 0; + clientLeft = docElem.clientLeft || body.clientLeft || 0; + scrollTop = win.pageYOffset || docElem.scrollTop; + scrollLeft = win.pageXOffset || docElem.scrollLeft; + return { + top: box.top + scrollTop - clientTop, + left: box.left + scrollLeft - clientLeft + }; +}; + +jQuery.offset = { + + bodyOffset: function( body ) { + var top = body.offsetTop, + left = body.offsetLeft; + + if ( jQuery.support.doesNotIncludeMarginInBodyOffset ) { + top += parseFloat( jQuery.css(body, "marginTop") ) || 0; + left += parseFloat( jQuery.css(body, "marginLeft") ) || 0; + } + + return { top: top, left: left }; + }, + + setOffset: function( elem, options, i ) { + var position = jQuery.css( elem, "position" ); + + // set position first, in-case top/left are set even on static elem + if ( position === "static" ) { + elem.style.position = "relative"; + } + + var curElem = jQuery( elem ), + curOffset = curElem.offset(), + curCSSTop = jQuery.css( elem, "top" ), + curCSSLeft = jQuery.css( elem, "left" ), + calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1, + props = {}, curPosition = {}, curTop, curLeft; + + // need to be able to calculate position if either top or left is auto and position is either absolute or fixed + if ( calculatePosition ) { + curPosition = curElem.position(); + curTop = curPosition.top; + curLeft = curPosition.left; + } else { + curTop = parseFloat( curCSSTop ) || 0; + curLeft = parseFloat( curCSSLeft ) || 0; + } + + if ( jQuery.isFunction( options ) ) { + options = options.call( elem, i, curOffset ); + } + + if ( options.top != null ) { + props.top = ( options.top - curOffset.top ) + curTop; + } + if ( options.left != null ) { + props.left = ( options.left - curOffset.left ) + curLeft; + } + + if ( "using" in options ) { + options.using.call( elem, props ); + } else { + curElem.css( props ); + } + } +}; + + +jQuery.fn.extend({ + + position: function() { + if ( !this[0] ) { + return; + } + + var elem = this[0], + + // Get *real* offsetParent + offsetParent = this.offsetParent(), + + // Get correct offsets + offset = this.offset(), + parentOffset = rroot.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset(); + + // Subtract element margins + // note: when an element has margin: auto the offsetLeft and marginLeft + // are the same in Safari causing offset.left to incorrectly be 0 + offset.top -= parseFloat( jQuery.css(elem, "marginTop") ) || 0; + offset.left -= parseFloat( jQuery.css(elem, "marginLeft") ) || 0; + + // Add offsetParent borders + parentOffset.top += parseFloat( jQuery.css(offsetParent[0], "borderTopWidth") ) || 0; + parentOffset.left += parseFloat( jQuery.css(offsetParent[0], "borderLeftWidth") ) || 0; + + // Subtract the two offsets + return { + top: offset.top - parentOffset.top, + left: offset.left - parentOffset.left + }; + }, + + offsetParent: function() { + return this.map(function() { + var offsetParent = this.offsetParent || document.body; + while ( offsetParent && (!rroot.test(offsetParent.nodeName) && jQuery.css(offsetParent, "position") === "static") ) { + offsetParent = offsetParent.offsetParent; + } + return offsetParent || document.body; + }); + } +}); + + +// Create scrollLeft and scrollTop methods +jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) { + var top = /Y/.test( prop ); + + jQuery.fn[ method ] = function( val ) { + return jQuery.access( this, function( elem, method, val ) { + var win = getWindow( elem ); + + if ( val === undefined ) { + return win ? (prop in win) ? win[ prop ] : + win.document.documentElement[ method ] : + elem[ method ]; + } + + if ( win ) { + win.scrollTo( + !top ? val : jQuery( win ).scrollLeft(), + top ? val : jQuery( win ).scrollTop() + ); + + } else { + elem[ method ] = val; + } + }, method, val, arguments.length, null ); + }; +}); + +function getWindow( elem ) { + return jQuery.isWindow( elem ) ? + elem : + elem.nodeType === 9 ? + elem.defaultView || elem.parentWindow : + false; +} +// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods +jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { + jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { + // margin is only for outerHeight, outerWidth + jQuery.fn[ funcName ] = function( margin, value ) { + var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), + extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); + + return jQuery.access( this, function( elem, type, value ) { + var doc; + + if ( jQuery.isWindow( elem ) ) { + // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there + // isn't a whole lot we can do. See pull request at this URL for discussion: + // https://github.com/jquery/jquery/pull/764 + return elem.document.documentElement[ "client" + name ]; + } + + // Get document width or height + if ( elem.nodeType === 9 ) { + doc = elem.documentElement; + + // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest + // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it. + return Math.max( + elem.body[ "scroll" + name ], doc[ "scroll" + name ], + elem.body[ "offset" + name ], doc[ "offset" + name ], + doc[ "client" + name ] + ); + } + + return value === undefined ? + // Get width or height on the element, requesting but not forcing parseFloat + jQuery.css( elem, type, value, extra ) : + + // Set width or height on the element + jQuery.style( elem, type, value, extra ); + }, type, chainable ? margin : undefined, chainable, null ); + }; + }); +}); +// Expose jQuery to the global object +window.jQuery = window.$ = jQuery; + +// Expose jQuery as an AMD module, but only for AMD loaders that +// understand the issues with loading multiple versions of jQuery +// in a page that all might call define(). The loader will indicate +// they have special allowances for multiple jQuery versions by +// specifying define.amd.jQuery = true. Register as a named module, +// since jQuery can be concatenated with other files that may use define, +// but not use a proper concatenation script that understands anonymous +// AMD modules. A named AMD is safest and most robust way to register. +// Lowercase jquery is used because AMD module names are derived from +// file names, and jQuery is normally delivered in a lowercase file name. +// Do this after creating the global so that if an AMD module wants to call +// noConflict to hide this version of jQuery, it will work. +if ( typeof define === "function" && define.amd && define.amd.jQuery ) { + define( "jquery", [], function () { return jQuery; } ); +} + +})( window ); diff --git a/pdns/recursordist/html/js/moment.js b/pdns/recursordist/html/js/moment.js new file mode 100644 index 0000000000..c635ec0b35 --- /dev/null +++ b/pdns/recursordist/html/js/moment.js @@ -0,0 +1,3043 @@ +//! moment.js +//! version : 2.9.0 +//! authors : Tim Wood, Iskren Chernev, Moment.js contributors +//! license : MIT +//! momentjs.com + +(function (undefined) { + /************************************ + Constants + ************************************/ + + var moment, + VERSION = '2.9.0', + // the global-scope this is NOT the global object in Node.js + globalScope = (typeof global !== 'undefined' && (typeof window === 'undefined' || window === global.window)) ? global : this, + oldGlobalMoment, + round = Math.round, + hasOwnProperty = Object.prototype.hasOwnProperty, + i, + + YEAR = 0, + MONTH = 1, + DATE = 2, + HOUR = 3, + MINUTE = 4, + SECOND = 5, + MILLISECOND = 6, + + // internal storage for locale config files + locales = {}, + + // extra moment internal properties (plugins register props here) + momentProperties = [], + + // check for nodeJS + hasModule = (typeof module !== 'undefined' && module && module.exports), + + // ASP.NET json date format regex + aspNetJsonRegex = /^\/?Date\((\-?\d+)/i, + aspNetTimeSpanJsonRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/, + + // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html + // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere + isoDurationRegex = /^(-)?P(?:(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?|([0-9,.]*)W)$/, + + // format tokens + formattingTokens = /(\[[^\[]*\])|(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Q|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,4}|x|X|zz?|ZZ?|.)/g, + localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g, + + // parsing token regexes + parseTokenOneOrTwoDigits = /\d\d?/, // 0 - 99 + parseTokenOneToThreeDigits = /\d{1,3}/, // 0 - 999 + parseTokenOneToFourDigits = /\d{1,4}/, // 0 - 9999 + parseTokenOneToSixDigits = /[+\-]?\d{1,6}/, // -999,999 - 999,999 + parseTokenDigits = /\d+/, // nonzero number of digits + parseTokenWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i, // any word (or two) characters or numbers including two/three word month in arabic. + parseTokenTimezone = /Z|[\+\-]\d\d:?\d\d/gi, // +00:00 -00:00 +0000 -0000 or Z + parseTokenT = /T/i, // T (ISO separator) + parseTokenOffsetMs = /[\+\-]?\d+/, // 1234567890123 + parseTokenTimestampMs = /[\+\-]?\d+(\.\d{1,3})?/, // 123456789 123456789.123 + + //strict parsing regexes + parseTokenOneDigit = /\d/, // 0 - 9 + parseTokenTwoDigits = /\d\d/, // 00 - 99 + parseTokenThreeDigits = /\d{3}/, // 000 - 999 + parseTokenFourDigits = /\d{4}/, // 0000 - 9999 + parseTokenSixDigits = /[+-]?\d{6}/, // -999,999 - 999,999 + parseTokenSignedNumber = /[+-]?\d+/, // -inf - inf + + // iso 8601 regex + // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00) + isoRegex = /^\s*(?:[+-]\d{6}|\d{4})-(?:(\d\d-\d\d)|(W\d\d$)|(W\d\d-\d)|(\d\d\d))((T| )(\d\d(:\d\d(:\d\d(\.\d+)?)?)?)?([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/, + + isoFormat = 'YYYY-MM-DDTHH:mm:ssZ', + + isoDates = [ + ['YYYYYY-MM-DD', /[+-]\d{6}-\d{2}-\d{2}/], + ['YYYY-MM-DD', /\d{4}-\d{2}-\d{2}/], + ['GGGG-[W]WW-E', /\d{4}-W\d{2}-\d/], + ['GGGG-[W]WW', /\d{4}-W\d{2}/], + ['YYYY-DDD', /\d{4}-\d{3}/] + ], + + // iso time formats and regexes + isoTimes = [ + ['HH:mm:ss.SSSS', /(T| )\d\d:\d\d:\d\d\.\d+/], + ['HH:mm:ss', /(T| )\d\d:\d\d:\d\d/], + ['HH:mm', /(T| )\d\d:\d\d/], + ['HH', /(T| )\d\d/] + ], + + // timezone chunker '+10:00' > ['10', '00'] or '-1530' > ['-', '15', '30'] + parseTimezoneChunker = /([\+\-]|\d\d)/gi, + + // getter and setter names + proxyGettersAndSetters = 'Date|Hours|Minutes|Seconds|Milliseconds'.split('|'), + unitMillisecondFactors = { + 'Milliseconds' : 1, + 'Seconds' : 1e3, + 'Minutes' : 6e4, + 'Hours' : 36e5, + 'Days' : 864e5, + 'Months' : 2592e6, + 'Years' : 31536e6 + }, + + unitAliases = { + ms : 'millisecond', + s : 'second', + m : 'minute', + h : 'hour', + d : 'day', + D : 'date', + w : 'week', + W : 'isoWeek', + M : 'month', + Q : 'quarter', + y : 'year', + DDD : 'dayOfYear', + e : 'weekday', + E : 'isoWeekday', + gg: 'weekYear', + GG: 'isoWeekYear' + }, + + camelFunctions = { + dayofyear : 'dayOfYear', + isoweekday : 'isoWeekday', + isoweek : 'isoWeek', + weekyear : 'weekYear', + isoweekyear : 'isoWeekYear' + }, + + // format function strings + formatFunctions = {}, + + // default relative time thresholds + relativeTimeThresholds = { + s: 45, // seconds to minute + m: 45, // minutes to hour + h: 22, // hours to day + d: 26, // days to month + M: 11 // months to year + }, + + // tokens to ordinalize and pad + ordinalizeTokens = 'DDD w W M D d'.split(' '), + paddedTokens = 'M D H h m s w W'.split(' '), + + formatTokenFunctions = { + M : function () { + return this.month() + 1; + }, + MMM : function (format) { + return this.localeData().monthsShort(this, format); + }, + MMMM : function (format) { + return this.localeData().months(this, format); + }, + D : function () { + return this.date(); + }, + DDD : function () { + return this.dayOfYear(); + }, + d : function () { + return this.day(); + }, + dd : function (format) { + return this.localeData().weekdaysMin(this, format); + }, + ddd : function (format) { + return this.localeData().weekdaysShort(this, format); + }, + dddd : function (format) { + return this.localeData().weekdays(this, format); + }, + w : function () { + return this.week(); + }, + W : function () { + return this.isoWeek(); + }, + YY : function () { + return leftZeroFill(this.year() % 100, 2); + }, + YYYY : function () { + return leftZeroFill(this.year(), 4); + }, + YYYYY : function () { + return leftZeroFill(this.year(), 5); + }, + YYYYYY : function () { + var y = this.year(), sign = y >= 0 ? '+' : '-'; + return sign + leftZeroFill(Math.abs(y), 6); + }, + gg : function () { + return leftZeroFill(this.weekYear() % 100, 2); + }, + gggg : function () { + return leftZeroFill(this.weekYear(), 4); + }, + ggggg : function () { + return leftZeroFill(this.weekYear(), 5); + }, + GG : function () { + return leftZeroFill(this.isoWeekYear() % 100, 2); + }, + GGGG : function () { + return leftZeroFill(this.isoWeekYear(), 4); + }, + GGGGG : function () { + return leftZeroFill(this.isoWeekYear(), 5); + }, + e : function () { + return this.weekday(); + }, + E : function () { + return this.isoWeekday(); + }, + a : function () { + return this.localeData().meridiem(this.hours(), this.minutes(), true); + }, + A : function () { + return this.localeData().meridiem(this.hours(), this.minutes(), false); + }, + H : function () { + return this.hours(); + }, + h : function () { + return this.hours() % 12 || 12; + }, + m : function () { + return this.minutes(); + }, + s : function () { + return this.seconds(); + }, + S : function () { + return toInt(this.milliseconds() / 100); + }, + SS : function () { + return leftZeroFill(toInt(this.milliseconds() / 10), 2); + }, + SSS : function () { + return leftZeroFill(this.milliseconds(), 3); + }, + SSSS : function () { + return leftZeroFill(this.milliseconds(), 3); + }, + Z : function () { + var a = this.utcOffset(), + b = '+'; + if (a < 0) { + a = -a; + b = '-'; + } + return b + leftZeroFill(toInt(a / 60), 2) + ':' + leftZeroFill(toInt(a) % 60, 2); + }, + ZZ : function () { + var a = this.utcOffset(), + b = '+'; + if (a < 0) { + a = -a; + b = '-'; + } + return b + leftZeroFill(toInt(a / 60), 2) + leftZeroFill(toInt(a) % 60, 2); + }, + z : function () { + return this.zoneAbbr(); + }, + zz : function () { + return this.zoneName(); + }, + x : function () { + return this.valueOf(); + }, + X : function () { + return this.unix(); + }, + Q : function () { + return this.quarter(); + } + }, + + deprecations = {}, + + lists = ['months', 'monthsShort', 'weekdays', 'weekdaysShort', 'weekdaysMin'], + + updateInProgress = false; + + // Pick the first defined of two or three arguments. dfl comes from + // default. + function dfl(a, b, c) { + switch (arguments.length) { + case 2: return a != null ? a : b; + case 3: return a != null ? a : b != null ? b : c; + default: throw new Error('Implement me'); + } + } + + function hasOwnProp(a, b) { + return hasOwnProperty.call(a, b); + } + + function defaultParsingFlags() { + // We need to deep clone this object, and es5 standard is not very + // helpful. + return { + empty : false, + unusedTokens : [], + unusedInput : [], + overflow : -2, + charsLeftOver : 0, + nullInput : false, + invalidMonth : null, + invalidFormat : false, + userInvalidated : false, + iso: false + }; + } + + function printMsg(msg) { + if (moment.suppressDeprecationWarnings === false && + typeof console !== 'undefined' && console.warn) { + console.warn('Deprecation warning: ' + msg); + } + } + + function deprecate(msg, fn) { + var firstTime = true; + return extend(function () { + if (firstTime) { + printMsg(msg); + firstTime = false; + } + return fn.apply(this, arguments); + }, fn); + } + + function deprecateSimple(name, msg) { + if (!deprecations[name]) { + printMsg(msg); + deprecations[name] = true; + } + } + + function padToken(func, count) { + return function (a) { + return leftZeroFill(func.call(this, a), count); + }; + } + function ordinalizeToken(func, period) { + return function (a) { + return this.localeData().ordinal(func.call(this, a), period); + }; + } + + function monthDiff(a, b) { + // difference in months + var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()), + // b is in (anchor - 1 month, anchor + 1 month) + anchor = a.clone().add(wholeMonthDiff, 'months'), + anchor2, adjust; + + if (b - anchor < 0) { + anchor2 = a.clone().add(wholeMonthDiff - 1, 'months'); + // linear across the month + adjust = (b - anchor) / (anchor - anchor2); + } else { + anchor2 = a.clone().add(wholeMonthDiff + 1, 'months'); + // linear across the month + adjust = (b - anchor) / (anchor2 - anchor); + } + + return -(wholeMonthDiff + adjust); + } + + while (ordinalizeTokens.length) { + i = ordinalizeTokens.pop(); + formatTokenFunctions[i + 'o'] = ordinalizeToken(formatTokenFunctions[i], i); + } + while (paddedTokens.length) { + i = paddedTokens.pop(); + formatTokenFunctions[i + i] = padToken(formatTokenFunctions[i], 2); + } + formatTokenFunctions.DDDD = padToken(formatTokenFunctions.DDD, 3); + + + function meridiemFixWrap(locale, hour, meridiem) { + var isPm; + + if (meridiem == null) { + // nothing to do + return hour; + } + if (locale.meridiemHour != null) { + return locale.meridiemHour(hour, meridiem); + } else if (locale.isPM != null) { + // Fallback + isPm = locale.isPM(meridiem); + if (isPm && hour < 12) { + hour += 12; + } + if (!isPm && hour === 12) { + hour = 0; + } + return hour; + } else { + // thie is not supposed to happen + return hour; + } + } + + /************************************ + Constructors + ************************************/ + + function Locale() { + } + + // Moment prototype object + function Moment(config, skipOverflow) { + if (skipOverflow !== false) { + checkOverflow(config); + } + copyConfig(this, config); + this._d = new Date(+config._d); + // Prevent infinite loop in case updateOffset creates new moment + // objects. + if (updateInProgress === false) { + updateInProgress = true; + moment.updateOffset(this); + updateInProgress = false; + } + } + + // Duration Constructor + function Duration(duration) { + var normalizedInput = normalizeObjectUnits(duration), + years = normalizedInput.year || 0, + quarters = normalizedInput.quarter || 0, + months = normalizedInput.month || 0, + weeks = normalizedInput.week || 0, + days = normalizedInput.day || 0, + hours = normalizedInput.hour || 0, + minutes = normalizedInput.minute || 0, + seconds = normalizedInput.second || 0, + milliseconds = normalizedInput.millisecond || 0; + + // representation for dateAddRemove + this._milliseconds = +milliseconds + + seconds * 1e3 + // 1000 + minutes * 6e4 + // 1000 * 60 + hours * 36e5; // 1000 * 60 * 60 + // Because of dateAddRemove treats 24 hours as different from a + // day when working around DST, we need to store them separately + this._days = +days + + weeks * 7; + // It is impossible translate months into days without knowing + // which months you are are talking about, so we have to store + // it separately. + this._months = +months + + quarters * 3 + + years * 12; + + this._data = {}; + + this._locale = moment.localeData(); + + this._bubble(); + } + + /************************************ + Helpers + ************************************/ + + + function extend(a, b) { + for (var i in b) { + if (hasOwnProp(b, i)) { + a[i] = b[i]; + } + } + + if (hasOwnProp(b, 'toString')) { + a.toString = b.toString; + } + + if (hasOwnProp(b, 'valueOf')) { + a.valueOf = b.valueOf; + } + + return a; + } + + function copyConfig(to, from) { + var i, prop, val; + + if (typeof from._isAMomentObject !== 'undefined') { + to._isAMomentObject = from._isAMomentObject; + } + if (typeof from._i !== 'undefined') { + to._i = from._i; + } + if (typeof from._f !== 'undefined') { + to._f = from._f; + } + if (typeof from._l !== 'undefined') { + to._l = from._l; + } + if (typeof from._strict !== 'undefined') { + to._strict = from._strict; + } + if (typeof from._tzm !== 'undefined') { + to._tzm = from._tzm; + } + if (typeof from._isUTC !== 'undefined') { + to._isUTC = from._isUTC; + } + if (typeof from._offset !== 'undefined') { + to._offset = from._offset; + } + if (typeof from._pf !== 'undefined') { + to._pf = from._pf; + } + if (typeof from._locale !== 'undefined') { + to._locale = from._locale; + } + + if (momentProperties.length > 0) { + for (i in momentProperties) { + prop = momentProperties[i]; + val = from[prop]; + if (typeof val !== 'undefined') { + to[prop] = val; + } + } + } + + return to; + } + + function absRound(number) { + if (number < 0) { + return Math.ceil(number); + } else { + return Math.floor(number); + } + } + + // left zero fill a number + // see http://jsperf.com/left-zero-filling for performance comparison + function leftZeroFill(number, targetLength, forceSign) { + var output = '' + Math.abs(number), + sign = number >= 0; + + while (output.length < targetLength) { + output = '0' + output; + } + return (sign ? (forceSign ? '+' : '') : '-') + output; + } + + function positiveMomentsDifference(base, other) { + var res = {milliseconds: 0, months: 0}; + + res.months = other.month() - base.month() + + (other.year() - base.year()) * 12; + if (base.clone().add(res.months, 'M').isAfter(other)) { + --res.months; + } + + res.milliseconds = +other - +(base.clone().add(res.months, 'M')); + + return res; + } + + function momentsDifference(base, other) { + var res; + other = makeAs(other, base); + if (base.isBefore(other)) { + res = positiveMomentsDifference(base, other); + } else { + res = positiveMomentsDifference(other, base); + res.milliseconds = -res.milliseconds; + res.months = -res.months; + } + + return res; + } + + // TODO: remove 'name' arg after deprecation is removed + function createAdder(direction, name) { + return function (val, period) { + var dur, tmp; + //invert the arguments, but complain about it + if (period !== null && !isNaN(+period)) { + deprecateSimple(name, 'moment().' + name + '(period, number) is deprecated. Please use moment().' + name + '(number, period).'); + tmp = val; val = period; period = tmp; + } + + val = typeof val === 'string' ? +val : val; + dur = moment.duration(val, period); + addOrSubtractDurationFromMoment(this, dur, direction); + return this; + }; + } + + function addOrSubtractDurationFromMoment(mom, duration, isAdding, updateOffset) { + var milliseconds = duration._milliseconds, + days = duration._days, + months = duration._months; + updateOffset = updateOffset == null ? true : updateOffset; + + if (milliseconds) { + mom._d.setTime(+mom._d + milliseconds * isAdding); + } + if (days) { + rawSetter(mom, 'Date', rawGetter(mom, 'Date') + days * isAdding); + } + if (months) { + rawMonthSetter(mom, rawGetter(mom, 'Month') + months * isAdding); + } + if (updateOffset) { + moment.updateOffset(mom, days || months); + } + } + + // check if is an array + function isArray(input) { + return Object.prototype.toString.call(input) === '[object Array]'; + } + + function isDate(input) { + return Object.prototype.toString.call(input) === '[object Date]' || + input instanceof Date; + } + + // compare two arrays, return the number of differences + function compareArrays(array1, array2, dontConvert) { + var len = Math.min(array1.length, array2.length), + lengthDiff = Math.abs(array1.length - array2.length), + diffs = 0, + i; + for (i = 0; i < len; i++) { + if ((dontConvert && array1[i] !== array2[i]) || + (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) { + diffs++; + } + } + return diffs + lengthDiff; + } + + function normalizeUnits(units) { + if (units) { + var lowered = units.toLowerCase().replace(/(.)s$/, '$1'); + units = unitAliases[units] || camelFunctions[lowered] || lowered; + } + return units; + } + + function normalizeObjectUnits(inputObject) { + var normalizedInput = {}, + normalizedProp, + prop; + + for (prop in inputObject) { + if (hasOwnProp(inputObject, prop)) { + normalizedProp = normalizeUnits(prop); + if (normalizedProp) { + normalizedInput[normalizedProp] = inputObject[prop]; + } + } + } + + return normalizedInput; + } + + function makeList(field) { + var count, setter; + + if (field.indexOf('week') === 0) { + count = 7; + setter = 'day'; + } + else if (field.indexOf('month') === 0) { + count = 12; + setter = 'month'; + } + else { + return; + } + + moment[field] = function (format, index) { + var i, getter, + method = moment._locale[field], + results = []; + + if (typeof format === 'number') { + index = format; + format = undefined; + } + + getter = function (i) { + var m = moment().utc().set(setter, i); + return method.call(moment._locale, m, format || ''); + }; + + if (index != null) { + return getter(index); + } + else { + for (i = 0; i < count; i++) { + results.push(getter(i)); + } + return results; + } + }; + } + + function toInt(argumentForCoercion) { + var coercedNumber = +argumentForCoercion, + value = 0; + + if (coercedNumber !== 0 && isFinite(coercedNumber)) { + if (coercedNumber >= 0) { + value = Math.floor(coercedNumber); + } else { + value = Math.ceil(coercedNumber); + } + } + + return value; + } + + function daysInMonth(year, month) { + return new Date(Date.UTC(year, month + 1, 0)).getUTCDate(); + } + + function weeksInYear(year, dow, doy) { + return weekOfYear(moment([year, 11, 31 + dow - doy]), dow, doy).week; + } + + function daysInYear(year) { + return isLeapYear(year) ? 366 : 365; + } + + function isLeapYear(year) { + return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0; + } + + function checkOverflow(m) { + var overflow; + if (m._a && m._pf.overflow === -2) { + overflow = + m._a[MONTH] < 0 || m._a[MONTH] > 11 ? MONTH : + m._a[DATE] < 1 || m._a[DATE] > daysInMonth(m._a[YEAR], m._a[MONTH]) ? DATE : + m._a[HOUR] < 0 || m._a[HOUR] > 24 || + (m._a[HOUR] === 24 && (m._a[MINUTE] !== 0 || + m._a[SECOND] !== 0 || + m._a[MILLISECOND] !== 0)) ? HOUR : + m._a[MINUTE] < 0 || m._a[MINUTE] > 59 ? MINUTE : + m._a[SECOND] < 0 || m._a[SECOND] > 59 ? SECOND : + m._a[MILLISECOND] < 0 || m._a[MILLISECOND] > 999 ? MILLISECOND : + -1; + + if (m._pf._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) { + overflow = DATE; + } + + m._pf.overflow = overflow; + } + } + + function isValid(m) { + if (m._isValid == null) { + m._isValid = !isNaN(m._d.getTime()) && + m._pf.overflow < 0 && + !m._pf.empty && + !m._pf.invalidMonth && + !m._pf.nullInput && + !m._pf.invalidFormat && + !m._pf.userInvalidated; + + if (m._strict) { + m._isValid = m._isValid && + m._pf.charsLeftOver === 0 && + m._pf.unusedTokens.length === 0 && + m._pf.bigHour === undefined; + } + } + return m._isValid; + } + + function normalizeLocale(key) { + return key ? key.toLowerCase().replace('_', '-') : key; + } + + // pick the locale from the array + // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each + // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root + function chooseLocale(names) { + var i = 0, j, next, locale, split; + + while (i < names.length) { + split = normalizeLocale(names[i]).split('-'); + j = split.length; + next = normalizeLocale(names[i + 1]); + next = next ? next.split('-') : null; + while (j > 0) { + locale = loadLocale(split.slice(0, j).join('-')); + if (locale) { + return locale; + } + if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) { + //the next array item is better than a shallower substring of this one + break; + } + j--; + } + i++; + } + return null; + } + + function loadLocale(name) { + var oldLocale = null; + if (!locales[name] && hasModule) { + try { + oldLocale = moment.locale(); + require('./locale/' + name); + // because defineLocale currently also sets the global locale, we want to undo that for lazy loaded locales + moment.locale(oldLocale); + } catch (e) { } + } + return locales[name]; + } + + // Return a moment from input, that is local/utc/utcOffset equivalent to + // model. + function makeAs(input, model) { + var res, diff; + if (model._isUTC) { + res = model.clone(); + diff = (moment.isMoment(input) || isDate(input) ? + +input : +moment(input)) - (+res); + // Use low-level api, because this fn is low-level api. + res._d.setTime(+res._d + diff); + moment.updateOffset(res, false); + return res; + } else { + return moment(input).local(); + } + } + + /************************************ + Locale + ************************************/ + + + extend(Locale.prototype, { + + set : function (config) { + var prop, i; + for (i in config) { + prop = config[i]; + if (typeof prop === 'function') { + this[i] = prop; + } else { + this['_' + i] = prop; + } + } + // Lenient ordinal parsing accepts just a number in addition to + // number + (possibly) stuff coming from _ordinalParseLenient. + this._ordinalParseLenient = new RegExp(this._ordinalParse.source + '|' + /\d{1,2}/.source); + }, + + _months : 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'), + months : function (m) { + return this._months[m.month()]; + }, + + _monthsShort : 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'), + monthsShort : function (m) { + return this._monthsShort[m.month()]; + }, + + monthsParse : function (monthName, format, strict) { + var i, mom, regex; + + if (!this._monthsParse) { + this._monthsParse = []; + this._longMonthsParse = []; + this._shortMonthsParse = []; + } + + for (i = 0; i < 12; i++) { + // make the regex if we don't have it already + mom = moment.utc([2000, i]); + if (strict && !this._longMonthsParse[i]) { + this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i'); + this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i'); + } + if (!strict && !this._monthsParse[i]) { + regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, ''); + this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) { + return i; + } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) { + return i; + } else if (!strict && this._monthsParse[i].test(monthName)) { + return i; + } + } + }, + + _weekdays : 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'), + weekdays : function (m) { + return this._weekdays[m.day()]; + }, + + _weekdaysShort : 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'), + weekdaysShort : function (m) { + return this._weekdaysShort[m.day()]; + }, + + _weekdaysMin : 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'), + weekdaysMin : function (m) { + return this._weekdaysMin[m.day()]; + }, + + weekdaysParse : function (weekdayName) { + var i, mom, regex; + + if (!this._weekdaysParse) { + this._weekdaysParse = []; + } + + for (i = 0; i < 7; i++) { + // make the regex if we don't have it already + if (!this._weekdaysParse[i]) { + mom = moment([2000, 1]).day(i); + regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, ''); + this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i'); + } + // test the regex + if (this._weekdaysParse[i].test(weekdayName)) { + return i; + } + } + }, + + _longDateFormat : { + LTS : 'h:mm:ss A', + LT : 'h:mm A', + L : 'MM/DD/YYYY', + LL : 'MMMM D, YYYY', + LLL : 'MMMM D, YYYY LT', + LLLL : 'dddd, MMMM D, YYYY LT' + }, + longDateFormat : function (key) { + var output = this._longDateFormat[key]; + if (!output && this._longDateFormat[key.toUpperCase()]) { + output = this._longDateFormat[key.toUpperCase()].replace(/MMMM|MM|DD|dddd/g, function (val) { + return val.slice(1); + }); + this._longDateFormat[key] = output; + } + return output; + }, + + isPM : function (input) { + // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays + // Using charAt should be more compatible. + return ((input + '').toLowerCase().charAt(0) === 'p'); + }, + + _meridiemParse : /[ap]\.?m?\.?/i, + meridiem : function (hours, minutes, isLower) { + if (hours > 11) { + return isLower ? 'pm' : 'PM'; + } else { + return isLower ? 'am' : 'AM'; + } + }, + + + _calendar : { + sameDay : '[Today at] LT', + nextDay : '[Tomorrow at] LT', + nextWeek : 'dddd [at] LT', + lastDay : '[Yesterday at] LT', + lastWeek : '[Last] dddd [at] LT', + sameElse : 'L' + }, + calendar : function (key, mom, now) { + var output = this._calendar[key]; + return typeof output === 'function' ? output.apply(mom, [now]) : output; + }, + + _relativeTime : { + future : 'in %s', + past : '%s ago', + s : 'a few seconds', + m : 'a minute', + mm : '%d minutes', + h : 'an hour', + hh : '%d hours', + d : 'a day', + dd : '%d days', + M : 'a month', + MM : '%d months', + y : 'a year', + yy : '%d years' + }, + + relativeTime : function (number, withoutSuffix, string, isFuture) { + var output = this._relativeTime[string]; + return (typeof output === 'function') ? + output(number, withoutSuffix, string, isFuture) : + output.replace(/%d/i, number); + }, + + pastFuture : function (diff, output) { + var format = this._relativeTime[diff > 0 ? 'future' : 'past']; + return typeof format === 'function' ? format(output) : format.replace(/%s/i, output); + }, + + ordinal : function (number) { + return this._ordinal.replace('%d', number); + }, + _ordinal : '%d', + _ordinalParse : /\d{1,2}/, + + preparse : function (string) { + return string; + }, + + postformat : function (string) { + return string; + }, + + week : function (mom) { + return weekOfYear(mom, this._week.dow, this._week.doy).week; + }, + + _week : { + dow : 0, // Sunday is the first day of the week. + doy : 6 // The week that contains Jan 1st is the first week of the year. + }, + + firstDayOfWeek : function () { + return this._week.dow; + }, + + firstDayOfYear : function () { + return this._week.doy; + }, + + _invalidDate: 'Invalid date', + invalidDate: function () { + return this._invalidDate; + } + }); + + /************************************ + Formatting + ************************************/ + + + function removeFormattingTokens(input) { + if (input.match(/\[[\s\S]/)) { + return input.replace(/^\[|\]$/g, ''); + } + return input.replace(/\\/g, ''); + } + + function makeFormatFunction(format) { + var array = format.match(formattingTokens), i, length; + + for (i = 0, length = array.length; i < length; i++) { + if (formatTokenFunctions[array[i]]) { + array[i] = formatTokenFunctions[array[i]]; + } else { + array[i] = removeFormattingTokens(array[i]); + } + } + + return function (mom) { + var output = ''; + for (i = 0; i < length; i++) { + output += array[i] instanceof Function ? array[i].call(mom, format) : array[i]; + } + return output; + }; + } + + // format date using native date object + function formatMoment(m, format) { + if (!m.isValid()) { + return m.localeData().invalidDate(); + } + + format = expandFormat(format, m.localeData()); + + if (!formatFunctions[format]) { + formatFunctions[format] = makeFormatFunction(format); + } + + return formatFunctions[format](m); + } + + function expandFormat(format, locale) { + var i = 5; + + function replaceLongDateFormatTokens(input) { + return locale.longDateFormat(input) || input; + } + + localFormattingTokens.lastIndex = 0; + while (i >= 0 && localFormattingTokens.test(format)) { + format = format.replace(localFormattingTokens, replaceLongDateFormatTokens); + localFormattingTokens.lastIndex = 0; + i -= 1; + } + + return format; + } + + + /************************************ + Parsing + ************************************/ + + + // get the regex to find the next token + function getParseRegexForToken(token, config) { + var a, strict = config._strict; + switch (token) { + case 'Q': + return parseTokenOneDigit; + case 'DDDD': + return parseTokenThreeDigits; + case 'YYYY': + case 'GGGG': + case 'gggg': + return strict ? parseTokenFourDigits : parseTokenOneToFourDigits; + case 'Y': + case 'G': + case 'g': + return parseTokenSignedNumber; + case 'YYYYYY': + case 'YYYYY': + case 'GGGGG': + case 'ggggg': + return strict ? parseTokenSixDigits : parseTokenOneToSixDigits; + case 'S': + if (strict) { + return parseTokenOneDigit; + } + /* falls through */ + case 'SS': + if (strict) { + return parseTokenTwoDigits; + } + /* falls through */ + case 'SSS': + if (strict) { + return parseTokenThreeDigits; + } + /* falls through */ + case 'DDD': + return parseTokenOneToThreeDigits; + case 'MMM': + case 'MMMM': + case 'dd': + case 'ddd': + case 'dddd': + return parseTokenWord; + case 'a': + case 'A': + return config._locale._meridiemParse; + case 'x': + return parseTokenOffsetMs; + case 'X': + return parseTokenTimestampMs; + case 'Z': + case 'ZZ': + return parseTokenTimezone; + case 'T': + return parseTokenT; + case 'SSSS': + return parseTokenDigits; + case 'MM': + case 'DD': + case 'YY': + case 'GG': + case 'gg': + case 'HH': + case 'hh': + case 'mm': + case 'ss': + case 'ww': + case 'WW': + return strict ? parseTokenTwoDigits : parseTokenOneOrTwoDigits; + case 'M': + case 'D': + case 'd': + case 'H': + case 'h': + case 'm': + case 's': + case 'w': + case 'W': + case 'e': + case 'E': + return parseTokenOneOrTwoDigits; + case 'Do': + return strict ? config._locale._ordinalParse : config._locale._ordinalParseLenient; + default : + a = new RegExp(regexpEscape(unescapeFormat(token.replace('\\', '')), 'i')); + return a; + } + } + + function utcOffsetFromString(string) { + string = string || ''; + var possibleTzMatches = (string.match(parseTokenTimezone) || []), + tzChunk = possibleTzMatches[possibleTzMatches.length - 1] || [], + parts = (tzChunk + '').match(parseTimezoneChunker) || ['-', 0, 0], + minutes = +(parts[1] * 60) + toInt(parts[2]); + + return parts[0] === '+' ? minutes : -minutes; + } + + // function to convert string input to date + function addTimeToArrayFromToken(token, input, config) { + var a, datePartArray = config._a; + + switch (token) { + // QUARTER + case 'Q': + if (input != null) { + datePartArray[MONTH] = (toInt(input) - 1) * 3; + } + break; + // MONTH + case 'M' : // fall through to MM + case 'MM' : + if (input != null) { + datePartArray[MONTH] = toInt(input) - 1; + } + break; + case 'MMM' : // fall through to MMMM + case 'MMMM' : + a = config._locale.monthsParse(input, token, config._strict); + // if we didn't find a month name, mark the date as invalid. + if (a != null) { + datePartArray[MONTH] = a; + } else { + config._pf.invalidMonth = input; + } + break; + // DAY OF MONTH + case 'D' : // fall through to DD + case 'DD' : + if (input != null) { + datePartArray[DATE] = toInt(input); + } + break; + case 'Do' : + if (input != null) { + datePartArray[DATE] = toInt(parseInt( + input.match(/\d{1,2}/)[0], 10)); + } + break; + // DAY OF YEAR + case 'DDD' : // fall through to DDDD + case 'DDDD' : + if (input != null) { + config._dayOfYear = toInt(input); + } + + break; + // YEAR + case 'YY' : + datePartArray[YEAR] = moment.parseTwoDigitYear(input); + break; + case 'YYYY' : + case 'YYYYY' : + case 'YYYYYY' : + datePartArray[YEAR] = toInt(input); + break; + // AM / PM + case 'a' : // fall through to A + case 'A' : + config._meridiem = input; + // config._isPm = config._locale.isPM(input); + break; + // HOUR + case 'h' : // fall through to hh + case 'hh' : + config._pf.bigHour = true; + /* falls through */ + case 'H' : // fall through to HH + case 'HH' : + datePartArray[HOUR] = toInt(input); + break; + // MINUTE + case 'm' : // fall through to mm + case 'mm' : + datePartArray[MINUTE] = toInt(input); + break; + // SECOND + case 's' : // fall through to ss + case 'ss' : + datePartArray[SECOND] = toInt(input); + break; + // MILLISECOND + case 'S' : + case 'SS' : + case 'SSS' : + case 'SSSS' : + datePartArray[MILLISECOND] = toInt(('0.' + input) * 1000); + break; + // UNIX OFFSET (MILLISECONDS) + case 'x': + config._d = new Date(toInt(input)); + break; + // UNIX TIMESTAMP WITH MS + case 'X': + config._d = new Date(parseFloat(input) * 1000); + break; + // TIMEZONE + case 'Z' : // fall through to ZZ + case 'ZZ' : + config._useUTC = true; + config._tzm = utcOffsetFromString(input); + break; + // WEEKDAY - human + case 'dd': + case 'ddd': + case 'dddd': + a = config._locale.weekdaysParse(input); + // if we didn't get a weekday name, mark the date as invalid + if (a != null) { + config._w = config._w || {}; + config._w['d'] = a; + } else { + config._pf.invalidWeekday = input; + } + break; + // WEEK, WEEK DAY - numeric + case 'w': + case 'ww': + case 'W': + case 'WW': + case 'd': + case 'e': + case 'E': + token = token.substr(0, 1); + /* falls through */ + case 'gggg': + case 'GGGG': + case 'GGGGG': + token = token.substr(0, 2); + if (input) { + config._w = config._w || {}; + config._w[token] = toInt(input); + } + break; + case 'gg': + case 'GG': + config._w = config._w || {}; + config._w[token] = moment.parseTwoDigitYear(input); + } + } + + function dayOfYearFromWeekInfo(config) { + var w, weekYear, week, weekday, dow, doy, temp; + + w = config._w; + if (w.GG != null || w.W != null || w.E != null) { + dow = 1; + doy = 4; + + // TODO: We need to take the current isoWeekYear, but that depends on + // how we interpret now (local, utc, fixed offset). So create + // a now version of current config (take local/utc/offset flags, and + // create now). + weekYear = dfl(w.GG, config._a[YEAR], weekOfYear(moment(), 1, 4).year); + week = dfl(w.W, 1); + weekday = dfl(w.E, 1); + } else { + dow = config._locale._week.dow; + doy = config._locale._week.doy; + + weekYear = dfl(w.gg, config._a[YEAR], weekOfYear(moment(), dow, doy).year); + week = dfl(w.w, 1); + + if (w.d != null) { + // weekday -- low day numbers are considered next week + weekday = w.d; + if (weekday < dow) { + ++week; + } + } else if (w.e != null) { + // local weekday -- counting starts from begining of week + weekday = w.e + dow; + } else { + // default to begining of week + weekday = dow; + } + } + temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow); + + config._a[YEAR] = temp.year; + config._dayOfYear = temp.dayOfYear; + } + + // convert an array to a date. + // the array should mirror the parameters below + // note: all values past the year are optional and will default to the lowest possible value. + // [year, month, day , hour, minute, second, millisecond] + function dateFromConfig(config) { + var i, date, input = [], currentDate, yearToUse; + + if (config._d) { + return; + } + + currentDate = currentDateArray(config); + + //compute day of the year from weeks and weekdays + if (config._w && config._a[DATE] == null && config._a[MONTH] == null) { + dayOfYearFromWeekInfo(config); + } + + //if the day of the year is set, figure out what it is + if (config._dayOfYear) { + yearToUse = dfl(config._a[YEAR], currentDate[YEAR]); + + if (config._dayOfYear > daysInYear(yearToUse)) { + config._pf._overflowDayOfYear = true; + } + + date = makeUTCDate(yearToUse, 0, config._dayOfYear); + config._a[MONTH] = date.getUTCMonth(); + config._a[DATE] = date.getUTCDate(); + } + + // Default to current date. + // * if no year, month, day of month are given, default to today + // * if day of month is given, default month and year + // * if month is given, default only year + // * if year is given, don't default anything + for (i = 0; i < 3 && config._a[i] == null; ++i) { + config._a[i] = input[i] = currentDate[i]; + } + + // Zero out whatever was not defaulted, including time + for (; i < 7; i++) { + config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i]; + } + + // Check for 24:00:00.000 + if (config._a[HOUR] === 24 && + config._a[MINUTE] === 0 && + config._a[SECOND] === 0 && + config._a[MILLISECOND] === 0) { + config._nextDay = true; + config._a[HOUR] = 0; + } + + config._d = (config._useUTC ? makeUTCDate : makeDate).apply(null, input); + // Apply timezone offset from input. The actual utcOffset can be changed + // with parseZone. + if (config._tzm != null) { + config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm); + } + + if (config._nextDay) { + config._a[HOUR] = 24; + } + } + + function dateFromObject(config) { + var normalizedInput; + + if (config._d) { + return; + } + + normalizedInput = normalizeObjectUnits(config._i); + config._a = [ + normalizedInput.year, + normalizedInput.month, + normalizedInput.day || normalizedInput.date, + normalizedInput.hour, + normalizedInput.minute, + normalizedInput.second, + normalizedInput.millisecond + ]; + + dateFromConfig(config); + } + + function currentDateArray(config) { + var now = new Date(); + if (config._useUTC) { + return [ + now.getUTCFullYear(), + now.getUTCMonth(), + now.getUTCDate() + ]; + } else { + return [now.getFullYear(), now.getMonth(), now.getDate()]; + } + } + + // date from string and format string + function makeDateFromStringAndFormat(config) { + if (config._f === moment.ISO_8601) { + parseISO(config); + return; + } + + config._a = []; + config._pf.empty = true; + + // This array is used to make a Date, either with `new Date` or `Date.UTC` + var string = '' + config._i, + i, parsedInput, tokens, token, skipped, + stringLength = string.length, + totalParsedInputLength = 0; + + tokens = expandFormat(config._f, config._locale).match(formattingTokens) || []; + + for (i = 0; i < tokens.length; i++) { + token = tokens[i]; + parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0]; + if (parsedInput) { + skipped = string.substr(0, string.indexOf(parsedInput)); + if (skipped.length > 0) { + config._pf.unusedInput.push(skipped); + } + string = string.slice(string.indexOf(parsedInput) + parsedInput.length); + totalParsedInputLength += parsedInput.length; + } + // don't parse if it's not a known token + if (formatTokenFunctions[token]) { + if (parsedInput) { + config._pf.empty = false; + } + else { + config._pf.unusedTokens.push(token); + } + addTimeToArrayFromToken(token, parsedInput, config); + } + else if (config._strict && !parsedInput) { + config._pf.unusedTokens.push(token); + } + } + + // add remaining unparsed input length to the string + config._pf.charsLeftOver = stringLength - totalParsedInputLength; + if (string.length > 0) { + config._pf.unusedInput.push(string); + } + + // clear _12h flag if hour is <= 12 + if (config._pf.bigHour === true && config._a[HOUR] <= 12) { + config._pf.bigHour = undefined; + } + // handle meridiem + config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], + config._meridiem); + dateFromConfig(config); + checkOverflow(config); + } + + function unescapeFormat(s) { + return s.replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) { + return p1 || p2 || p3 || p4; + }); + } + + // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript + function regexpEscape(s) { + return s.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&'); + } + + // date from string and array of format strings + function makeDateFromStringAndArray(config) { + var tempConfig, + bestMoment, + + scoreToBeat, + i, + currentScore; + + if (config._f.length === 0) { + config._pf.invalidFormat = true; + config._d = new Date(NaN); + return; + } + + for (i = 0; i < config._f.length; i++) { + currentScore = 0; + tempConfig = copyConfig({}, config); + if (config._useUTC != null) { + tempConfig._useUTC = config._useUTC; + } + tempConfig._pf = defaultParsingFlags(); + tempConfig._f = config._f[i]; + makeDateFromStringAndFormat(tempConfig); + + if (!isValid(tempConfig)) { + continue; + } + + // if there is any input that was not parsed add a penalty for that format + currentScore += tempConfig._pf.charsLeftOver; + + //or tokens + currentScore += tempConfig._pf.unusedTokens.length * 10; + + tempConfig._pf.score = currentScore; + + if (scoreToBeat == null || currentScore < scoreToBeat) { + scoreToBeat = currentScore; + bestMoment = tempConfig; + } + } + + extend(config, bestMoment || tempConfig); + } + + // date from iso format + function parseISO(config) { + var i, l, + string = config._i, + match = isoRegex.exec(string); + + if (match) { + config._pf.iso = true; + for (i = 0, l = isoDates.length; i < l; i++) { + if (isoDates[i][1].exec(string)) { + // match[5] should be 'T' or undefined + config._f = isoDates[i][0] + (match[6] || ' '); + break; + } + } + for (i = 0, l = isoTimes.length; i < l; i++) { + if (isoTimes[i][1].exec(string)) { + config._f += isoTimes[i][0]; + break; + } + } + if (string.match(parseTokenTimezone)) { + config._f += 'Z'; + } + makeDateFromStringAndFormat(config); + } else { + config._isValid = false; + } + } + + // date from iso format or fallback + function makeDateFromString(config) { + parseISO(config); + if (config._isValid === false) { + delete config._isValid; + moment.createFromInputFallback(config); + } + } + + function map(arr, fn) { + var res = [], i; + for (i = 0; i < arr.length; ++i) { + res.push(fn(arr[i], i)); + } + return res; + } + + function makeDateFromInput(config) { + var input = config._i, matched; + if (input === undefined) { + config._d = new Date(); + } else if (isDate(input)) { + config._d = new Date(+input); + } else if ((matched = aspNetJsonRegex.exec(input)) !== null) { + config._d = new Date(+matched[1]); + } else if (typeof input === 'string') { + makeDateFromString(config); + } else if (isArray(input)) { + config._a = map(input.slice(0), function (obj) { + return parseInt(obj, 10); + }); + dateFromConfig(config); + } else if (typeof(input) === 'object') { + dateFromObject(config); + } else if (typeof(input) === 'number') { + // from milliseconds + config._d = new Date(input); + } else { + moment.createFromInputFallback(config); + } + } + + function makeDate(y, m, d, h, M, s, ms) { + //can't just apply() to create a date: + //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply + var date = new Date(y, m, d, h, M, s, ms); + + //the date constructor doesn't accept years < 1970 + if (y < 1970) { + date.setFullYear(y); + } + return date; + } + + function makeUTCDate(y) { + var date = new Date(Date.UTC.apply(null, arguments)); + if (y < 1970) { + date.setUTCFullYear(y); + } + return date; + } + + function parseWeekday(input, locale) { + if (typeof input === 'string') { + if (!isNaN(input)) { + input = parseInt(input, 10); + } + else { + input = locale.weekdaysParse(input); + if (typeof input !== 'number') { + return null; + } + } + } + return input; + } + + /************************************ + Relative Time + ************************************/ + + + // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize + function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) { + return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture); + } + + function relativeTime(posNegDuration, withoutSuffix, locale) { + var duration = moment.duration(posNegDuration).abs(), + seconds = round(duration.as('s')), + minutes = round(duration.as('m')), + hours = round(duration.as('h')), + days = round(duration.as('d')), + months = round(duration.as('M')), + years = round(duration.as('y')), + + args = seconds < relativeTimeThresholds.s && ['s', seconds] || + minutes === 1 && ['m'] || + minutes < relativeTimeThresholds.m && ['mm', minutes] || + hours === 1 && ['h'] || + hours < relativeTimeThresholds.h && ['hh', hours] || + days === 1 && ['d'] || + days < relativeTimeThresholds.d && ['dd', days] || + months === 1 && ['M'] || + months < relativeTimeThresholds.M && ['MM', months] || + years === 1 && ['y'] || ['yy', years]; + + args[2] = withoutSuffix; + args[3] = +posNegDuration > 0; + args[4] = locale; + return substituteTimeAgo.apply({}, args); + } + + + /************************************ + Week of Year + ************************************/ + + + // firstDayOfWeek 0 = sun, 6 = sat + // the day of the week that starts the week + // (usually sunday or monday) + // firstDayOfWeekOfYear 0 = sun, 6 = sat + // the first week is the week that contains the first + // of this day of the week + // (eg. ISO weeks use thursday (4)) + function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) { + var end = firstDayOfWeekOfYear - firstDayOfWeek, + daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(), + adjustedMoment; + + + if (daysToDayOfWeek > end) { + daysToDayOfWeek -= 7; + } + + if (daysToDayOfWeek < end - 7) { + daysToDayOfWeek += 7; + } + + adjustedMoment = moment(mom).add(daysToDayOfWeek, 'd'); + return { + week: Math.ceil(adjustedMoment.dayOfYear() / 7), + year: adjustedMoment.year() + }; + } + + //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday + function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) { + var d = makeUTCDate(year, 0, 1).getUTCDay(), daysToAdd, dayOfYear; + + d = d === 0 ? 7 : d; + weekday = weekday != null ? weekday : firstDayOfWeek; + daysToAdd = firstDayOfWeek - d + (d > firstDayOfWeekOfYear ? 7 : 0) - (d < firstDayOfWeek ? 7 : 0); + dayOfYear = 7 * (week - 1) + (weekday - firstDayOfWeek) + daysToAdd + 1; + + return { + year: dayOfYear > 0 ? year : year - 1, + dayOfYear: dayOfYear > 0 ? dayOfYear : daysInYear(year - 1) + dayOfYear + }; + } + + /************************************ + Top Level Functions + ************************************/ + + function makeMoment(config) { + var input = config._i, + format = config._f, + res; + + config._locale = config._locale || moment.localeData(config._l); + + if (input === null || (format === undefined && input === '')) { + return moment.invalid({nullInput: true}); + } + + if (typeof input === 'string') { + config._i = input = config._locale.preparse(input); + } + + if (moment.isMoment(input)) { + return new Moment(input, true); + } else if (format) { + if (isArray(format)) { + makeDateFromStringAndArray(config); + } else { + makeDateFromStringAndFormat(config); + } + } else { + makeDateFromInput(config); + } + + res = new Moment(config); + if (res._nextDay) { + // Adding is smart enough around DST + res.add(1, 'd'); + res._nextDay = undefined; + } + + return res; + } + + moment = function (input, format, locale, strict) { + var c; + + if (typeof(locale) === 'boolean') { + strict = locale; + locale = undefined; + } + // object construction must be done this way. + // https://github.com/moment/moment/issues/1423 + c = {}; + c._isAMomentObject = true; + c._i = input; + c._f = format; + c._l = locale; + c._strict = strict; + c._isUTC = false; + c._pf = defaultParsingFlags(); + + return makeMoment(c); + }; + + moment.suppressDeprecationWarnings = false; + + moment.createFromInputFallback = deprecate( + 'moment construction falls back to js Date. This is ' + + 'discouraged and will be removed in upcoming major ' + + 'release. Please refer to ' + + 'https://github.com/moment/moment/issues/1407 for more info.', + function (config) { + config._d = new Date(config._i + (config._useUTC ? ' UTC' : '')); + } + ); + + // Pick a moment m from moments so that m[fn](other) is true for all + // other. This relies on the function fn to be transitive. + // + // moments should either be an array of moment objects or an array, whose + // first element is an array of moment objects. + function pickBy(fn, moments) { + var res, i; + if (moments.length === 1 && isArray(moments[0])) { + moments = moments[0]; + } + if (!moments.length) { + return moment(); + } + res = moments[0]; + for (i = 1; i < moments.length; ++i) { + if (moments[i][fn](res)) { + res = moments[i]; + } + } + return res; + } + + moment.min = function () { + var args = [].slice.call(arguments, 0); + + return pickBy('isBefore', args); + }; + + moment.max = function () { + var args = [].slice.call(arguments, 0); + + return pickBy('isAfter', args); + }; + + // creating with utc + moment.utc = function (input, format, locale, strict) { + var c; + + if (typeof(locale) === 'boolean') { + strict = locale; + locale = undefined; + } + // object construction must be done this way. + // https://github.com/moment/moment/issues/1423 + c = {}; + c._isAMomentObject = true; + c._useUTC = true; + c._isUTC = true; + c._l = locale; + c._i = input; + c._f = format; + c._strict = strict; + c._pf = defaultParsingFlags(); + + return makeMoment(c).utc(); + }; + + // creating with unix timestamp (in seconds) + moment.unix = function (input) { + return moment(input * 1000); + }; + + // duration + moment.duration = function (input, key) { + var duration = input, + // matching against regexp is expensive, do it on demand + match = null, + sign, + ret, + parseIso, + diffRes; + + if (moment.isDuration(input)) { + duration = { + ms: input._milliseconds, + d: input._days, + M: input._months + }; + } else if (typeof input === 'number') { + duration = {}; + if (key) { + duration[key] = input; + } else { + duration.milliseconds = input; + } + } else if (!!(match = aspNetTimeSpanJsonRegex.exec(input))) { + sign = (match[1] === '-') ? -1 : 1; + duration = { + y: 0, + d: toInt(match[DATE]) * sign, + h: toInt(match[HOUR]) * sign, + m: toInt(match[MINUTE]) * sign, + s: toInt(match[SECOND]) * sign, + ms: toInt(match[MILLISECOND]) * sign + }; + } else if (!!(match = isoDurationRegex.exec(input))) { + sign = (match[1] === '-') ? -1 : 1; + parseIso = function (inp) { + // We'd normally use ~~inp for this, but unfortunately it also + // converts floats to ints. + // inp may be undefined, so careful calling replace on it. + var res = inp && parseFloat(inp.replace(',', '.')); + // apply sign while we're at it + return (isNaN(res) ? 0 : res) * sign; + }; + duration = { + y: parseIso(match[2]), + M: parseIso(match[3]), + d: parseIso(match[4]), + h: parseIso(match[5]), + m: parseIso(match[6]), + s: parseIso(match[7]), + w: parseIso(match[8]) + }; + } else if (duration == null) {// checks for null or undefined + duration = {}; + } else if (typeof duration === 'object' && + ('from' in duration || 'to' in duration)) { + diffRes = momentsDifference(moment(duration.from), moment(duration.to)); + + duration = {}; + duration.ms = diffRes.milliseconds; + duration.M = diffRes.months; + } + + ret = new Duration(duration); + + if (moment.isDuration(input) && hasOwnProp(input, '_locale')) { + ret._locale = input._locale; + } + + return ret; + }; + + // version number + moment.version = VERSION; + + // default format + moment.defaultFormat = isoFormat; + + // constant that refers to the ISO standard + moment.ISO_8601 = function () {}; + + // Plugins that add properties should also add the key here (null value), + // so we can properly clone ourselves. + moment.momentProperties = momentProperties; + + // This function will be called whenever a moment is mutated. + // It is intended to keep the offset in sync with the timezone. + moment.updateOffset = function () {}; + + // This function allows you to set a threshold for relative time strings + moment.relativeTimeThreshold = function (threshold, limit) { + if (relativeTimeThresholds[threshold] === undefined) { + return false; + } + if (limit === undefined) { + return relativeTimeThresholds[threshold]; + } + relativeTimeThresholds[threshold] = limit; + return true; + }; + + moment.lang = deprecate( + 'moment.lang is deprecated. Use moment.locale instead.', + function (key, value) { + return moment.locale(key, value); + } + ); + + // This function will load locale and then set the global locale. If + // no arguments are passed in, it will simply return the current global + // locale key. + moment.locale = function (key, values) { + var data; + if (key) { + if (typeof(values) !== 'undefined') { + data = moment.defineLocale(key, values); + } + else { + data = moment.localeData(key); + } + + if (data) { + moment.duration._locale = moment._locale = data; + } + } + + return moment._locale._abbr; + }; + + moment.defineLocale = function (name, values) { + if (values !== null) { + values.abbr = name; + if (!locales[name]) { + locales[name] = new Locale(); + } + locales[name].set(values); + + // backwards compat for now: also set the locale + moment.locale(name); + + return locales[name]; + } else { + // useful for testing + delete locales[name]; + return null; + } + }; + + moment.langData = deprecate( + 'moment.langData is deprecated. Use moment.localeData instead.', + function (key) { + return moment.localeData(key); + } + ); + + // returns locale data + moment.localeData = function (key) { + var locale; + + if (key && key._locale && key._locale._abbr) { + key = key._locale._abbr; + } + + if (!key) { + return moment._locale; + } + + if (!isArray(key)) { + //short-circuit everything else + locale = loadLocale(key); + if (locale) { + return locale; + } + key = [key]; + } + + return chooseLocale(key); + }; + + // compare moment object + moment.isMoment = function (obj) { + return obj instanceof Moment || + (obj != null && hasOwnProp(obj, '_isAMomentObject')); + }; + + // for typechecking Duration objects + moment.isDuration = function (obj) { + return obj instanceof Duration; + }; + + for (i = lists.length - 1; i >= 0; --i) { + makeList(lists[i]); + } + + moment.normalizeUnits = function (units) { + return normalizeUnits(units); + }; + + moment.invalid = function (flags) { + var m = moment.utc(NaN); + if (flags != null) { + extend(m._pf, flags); + } + else { + m._pf.userInvalidated = true; + } + + return m; + }; + + moment.parseZone = function () { + return moment.apply(null, arguments).parseZone(); + }; + + moment.parseTwoDigitYear = function (input) { + return toInt(input) + (toInt(input) > 68 ? 1900 : 2000); + }; + + moment.isDate = isDate; + + /************************************ + Moment Prototype + ************************************/ + + + extend(moment.fn = Moment.prototype, { + + clone : function () { + return moment(this); + }, + + valueOf : function () { + return +this._d - ((this._offset || 0) * 60000); + }, + + unix : function () { + return Math.floor(+this / 1000); + }, + + toString : function () { + return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ'); + }, + + toDate : function () { + return this._offset ? new Date(+this) : this._d; + }, + + toISOString : function () { + var m = moment(this).utc(); + if (0 < m.year() && m.year() <= 9999) { + if ('function' === typeof Date.prototype.toISOString) { + // native implementation is ~50x faster, use it when we can + return this.toDate().toISOString(); + } else { + return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]'); + } + } else { + return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]'); + } + }, + + toArray : function () { + var m = this; + return [ + m.year(), + m.month(), + m.date(), + m.hours(), + m.minutes(), + m.seconds(), + m.milliseconds() + ]; + }, + + isValid : function () { + return isValid(this); + }, + + isDSTShifted : function () { + if (this._a) { + return this.isValid() && compareArrays(this._a, (this._isUTC ? moment.utc(this._a) : moment(this._a)).toArray()) > 0; + } + + return false; + }, + + parsingFlags : function () { + return extend({}, this._pf); + }, + + invalidAt: function () { + return this._pf.overflow; + }, + + utc : function (keepLocalTime) { + return this.utcOffset(0, keepLocalTime); + }, + + local : function (keepLocalTime) { + if (this._isUTC) { + this.utcOffset(0, keepLocalTime); + this._isUTC = false; + + if (keepLocalTime) { + this.subtract(this._dateUtcOffset(), 'm'); + } + } + return this; + }, + + format : function (inputString) { + var output = formatMoment(this, inputString || moment.defaultFormat); + return this.localeData().postformat(output); + }, + + add : createAdder(1, 'add'), + + subtract : createAdder(-1, 'subtract'), + + diff : function (input, units, asFloat) { + var that = makeAs(input, this), + zoneDiff = (that.utcOffset() - this.utcOffset()) * 6e4, + anchor, diff, output, daysAdjust; + + units = normalizeUnits(units); + + if (units === 'year' || units === 'month' || units === 'quarter') { + output = monthDiff(this, that); + if (units === 'quarter') { + output = output / 3; + } else if (units === 'year') { + output = output / 12; + } + } else { + diff = this - that; + output = units === 'second' ? diff / 1e3 : // 1000 + units === 'minute' ? diff / 6e4 : // 1000 * 60 + units === 'hour' ? diff / 36e5 : // 1000 * 60 * 60 + units === 'day' ? (diff - zoneDiff) / 864e5 : // 1000 * 60 * 60 * 24, negate dst + units === 'week' ? (diff - zoneDiff) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst + diff; + } + return asFloat ? output : absRound(output); + }, + + from : function (time, withoutSuffix) { + return moment.duration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix); + }, + + fromNow : function (withoutSuffix) { + return this.from(moment(), withoutSuffix); + }, + + calendar : function (time) { + // We want to compare the start of today, vs this. + // Getting start-of-today depends on whether we're locat/utc/offset + // or not. + var now = time || moment(), + sod = makeAs(now, this).startOf('day'), + diff = this.diff(sod, 'days', true), + format = diff < -6 ? 'sameElse' : + diff < -1 ? 'lastWeek' : + diff < 0 ? 'lastDay' : + diff < 1 ? 'sameDay' : + diff < 2 ? 'nextDay' : + diff < 7 ? 'nextWeek' : 'sameElse'; + return this.format(this.localeData().calendar(format, this, moment(now))); + }, + + isLeapYear : function () { + return isLeapYear(this.year()); + }, + + isDST : function () { + return (this.utcOffset() > this.clone().month(0).utcOffset() || + this.utcOffset() > this.clone().month(5).utcOffset()); + }, + + day : function (input) { + var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay(); + if (input != null) { + input = parseWeekday(input, this.localeData()); + return this.add(input - day, 'd'); + } else { + return day; + } + }, + + month : makeAccessor('Month', true), + + startOf : function (units) { + units = normalizeUnits(units); + // the following switch intentionally omits break keywords + // to utilize falling through the cases. + switch (units) { + case 'year': + this.month(0); + /* falls through */ + case 'quarter': + case 'month': + this.date(1); + /* falls through */ + case 'week': + case 'isoWeek': + case 'day': + this.hours(0); + /* falls through */ + case 'hour': + this.minutes(0); + /* falls through */ + case 'minute': + this.seconds(0); + /* falls through */ + case 'second': + this.milliseconds(0); + /* falls through */ + } + + // weeks are a special case + if (units === 'week') { + this.weekday(0); + } else if (units === 'isoWeek') { + this.isoWeekday(1); + } + + // quarters are also special + if (units === 'quarter') { + this.month(Math.floor(this.month() / 3) * 3); + } + + return this; + }, + + endOf: function (units) { + units = normalizeUnits(units); + if (units === undefined || units === 'millisecond') { + return this; + } + return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms'); + }, + + isAfter: function (input, units) { + var inputMs; + units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond'); + if (units === 'millisecond') { + input = moment.isMoment(input) ? input : moment(input); + return +this > +input; + } else { + inputMs = moment.isMoment(input) ? +input : +moment(input); + return inputMs < +this.clone().startOf(units); + } + }, + + isBefore: function (input, units) { + var inputMs; + units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond'); + if (units === 'millisecond') { + input = moment.isMoment(input) ? input : moment(input); + return +this < +input; + } else { + inputMs = moment.isMoment(input) ? +input : +moment(input); + return +this.clone().endOf(units) < inputMs; + } + }, + + isBetween: function (from, to, units) { + return this.isAfter(from, units) && this.isBefore(to, units); + }, + + isSame: function (input, units) { + var inputMs; + units = normalizeUnits(units || 'millisecond'); + if (units === 'millisecond') { + input = moment.isMoment(input) ? input : moment(input); + return +this === +input; + } else { + inputMs = +moment(input); + return +(this.clone().startOf(units)) <= inputMs && inputMs <= +(this.clone().endOf(units)); + } + }, + + min: deprecate( + 'moment().min is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548', + function (other) { + other = moment.apply(null, arguments); + return other < this ? this : other; + } + ), + + max: deprecate( + 'moment().max is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548', + function (other) { + other = moment.apply(null, arguments); + return other > this ? this : other; + } + ), + + zone : deprecate( + 'moment().zone is deprecated, use moment().utcOffset instead. ' + + 'https://github.com/moment/moment/issues/1779', + function (input, keepLocalTime) { + if (input != null) { + if (typeof input !== 'string') { + input = -input; + } + + this.utcOffset(input, keepLocalTime); + + return this; + } else { + return -this.utcOffset(); + } + } + ), + + // keepLocalTime = true means only change the timezone, without + // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]--> + // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset + // +0200, so we adjust the time as needed, to be valid. + // + // Keeping the time actually adds/subtracts (one hour) + // from the actual represented time. That is why we call updateOffset + // a second time. In case it wants us to change the offset again + // _changeInProgress == true case, then we have to adjust, because + // there is no such time in the given timezone. + utcOffset : function (input, keepLocalTime) { + var offset = this._offset || 0, + localAdjust; + if (input != null) { + if (typeof input === 'string') { + input = utcOffsetFromString(input); + } + if (Math.abs(input) < 16) { + input = input * 60; + } + if (!this._isUTC && keepLocalTime) { + localAdjust = this._dateUtcOffset(); + } + this._offset = input; + this._isUTC = true; + if (localAdjust != null) { + this.add(localAdjust, 'm'); + } + if (offset !== input) { + if (!keepLocalTime || this._changeInProgress) { + addOrSubtractDurationFromMoment(this, + moment.duration(input - offset, 'm'), 1, false); + } else if (!this._changeInProgress) { + this._changeInProgress = true; + moment.updateOffset(this, true); + this._changeInProgress = null; + } + } + + return this; + } else { + return this._isUTC ? offset : this._dateUtcOffset(); + } + }, + + isLocal : function () { + return !this._isUTC; + }, + + isUtcOffset : function () { + return this._isUTC; + }, + + isUtc : function () { + return this._isUTC && this._offset === 0; + }, + + zoneAbbr : function () { + return this._isUTC ? 'UTC' : ''; + }, + + zoneName : function () { + return this._isUTC ? 'Coordinated Universal Time' : ''; + }, + + parseZone : function () { + if (this._tzm) { + this.utcOffset(this._tzm); + } else if (typeof this._i === 'string') { + this.utcOffset(utcOffsetFromString(this._i)); + } + return this; + }, + + hasAlignedHourOffset : function (input) { + if (!input) { + input = 0; + } + else { + input = moment(input).utcOffset(); + } + + return (this.utcOffset() - input) % 60 === 0; + }, + + daysInMonth : function () { + return daysInMonth(this.year(), this.month()); + }, + + dayOfYear : function (input) { + var dayOfYear = round((moment(this).startOf('day') - moment(this).startOf('year')) / 864e5) + 1; + return input == null ? dayOfYear : this.add((input - dayOfYear), 'd'); + }, + + quarter : function (input) { + return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3); + }, + + weekYear : function (input) { + var year = weekOfYear(this, this.localeData()._week.dow, this.localeData()._week.doy).year; + return input == null ? year : this.add((input - year), 'y'); + }, + + isoWeekYear : function (input) { + var year = weekOfYear(this, 1, 4).year; + return input == null ? year : this.add((input - year), 'y'); + }, + + week : function (input) { + var week = this.localeData().week(this); + return input == null ? week : this.add((input - week) * 7, 'd'); + }, + + isoWeek : function (input) { + var week = weekOfYear(this, 1, 4).week; + return input == null ? week : this.add((input - week) * 7, 'd'); + }, + + weekday : function (input) { + var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7; + return input == null ? weekday : this.add(input - weekday, 'd'); + }, + + isoWeekday : function (input) { + // behaves the same as moment#day except + // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6) + // as a setter, sunday should belong to the previous week. + return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7); + }, + + isoWeeksInYear : function () { + return weeksInYear(this.year(), 1, 4); + }, + + weeksInYear : function () { + var weekInfo = this.localeData()._week; + return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy); + }, + + get : function (units) { + units = normalizeUnits(units); + return this[units](); + }, + + set : function (units, value) { + var unit; + if (typeof units === 'object') { + for (unit in units) { + this.set(unit, units[unit]); + } + } + else { + units = normalizeUnits(units); + if (typeof this[units] === 'function') { + this[units](value); + } + } + return this; + }, + + // If passed a locale key, it will set the locale for this + // instance. Otherwise, it will return the locale configuration + // variables for this instance. + locale : function (key) { + var newLocaleData; + + if (key === undefined) { + return this._locale._abbr; + } else { + newLocaleData = moment.localeData(key); + if (newLocaleData != null) { + this._locale = newLocaleData; + } + return this; + } + }, + + lang : deprecate( + 'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.', + function (key) { + if (key === undefined) { + return this.localeData(); + } else { + return this.locale(key); + } + } + ), + + localeData : function () { + return this._locale; + }, + + _dateUtcOffset : function () { + // On Firefox.24 Date#getTimezoneOffset returns a floating point. + // https://github.com/moment/moment/pull/1871 + return -Math.round(this._d.getTimezoneOffset() / 15) * 15; + } + + }); + + function rawMonthSetter(mom, value) { + var dayOfMonth; + + // TODO: Move this out of here! + if (typeof value === 'string') { + value = mom.localeData().monthsParse(value); + // TODO: Another silent failure? + if (typeof value !== 'number') { + return mom; + } + } + + dayOfMonth = Math.min(mom.date(), + daysInMonth(mom.year(), value)); + mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth); + return mom; + } + + function rawGetter(mom, unit) { + return mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit](); + } + + function rawSetter(mom, unit, value) { + if (unit === 'Month') { + return rawMonthSetter(mom, value); + } else { + return mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value); + } + } + + function makeAccessor(unit, keepTime) { + return function (value) { + if (value != null) { + rawSetter(this, unit, value); + moment.updateOffset(this, keepTime); + return this; + } else { + return rawGetter(this, unit); + } + }; + } + + moment.fn.millisecond = moment.fn.milliseconds = makeAccessor('Milliseconds', false); + moment.fn.second = moment.fn.seconds = makeAccessor('Seconds', false); + moment.fn.minute = moment.fn.minutes = makeAccessor('Minutes', false); + // Setting the hour should keep the time, because the user explicitly + // specified which hour he wants. So trying to maintain the same hour (in + // a new timezone) makes sense. Adding/subtracting hours does not follow + // this rule. + moment.fn.hour = moment.fn.hours = makeAccessor('Hours', true); + // moment.fn.month is defined separately + moment.fn.date = makeAccessor('Date', true); + moment.fn.dates = deprecate('dates accessor is deprecated. Use date instead.', makeAccessor('Date', true)); + moment.fn.year = makeAccessor('FullYear', true); + moment.fn.years = deprecate('years accessor is deprecated. Use year instead.', makeAccessor('FullYear', true)); + + // add plural methods + moment.fn.days = moment.fn.day; + moment.fn.months = moment.fn.month; + moment.fn.weeks = moment.fn.week; + moment.fn.isoWeeks = moment.fn.isoWeek; + moment.fn.quarters = moment.fn.quarter; + + // add aliased format methods + moment.fn.toJSON = moment.fn.toISOString; + + // alias isUtc for dev-friendliness + moment.fn.isUTC = moment.fn.isUtc; + + /************************************ + Duration Prototype + ************************************/ + + + function daysToYears (days) { + // 400 years have 146097 days (taking into account leap year rules) + return days * 400 / 146097; + } + + function yearsToDays (years) { + // years * 365 + absRound(years / 4) - + // absRound(years / 100) + absRound(years / 400); + return years * 146097 / 400; + } + + extend(moment.duration.fn = Duration.prototype, { + + _bubble : function () { + var milliseconds = this._milliseconds, + days = this._days, + months = this._months, + data = this._data, + seconds, minutes, hours, years = 0; + + // The following code bubbles up values, see the tests for + // examples of what that means. + data.milliseconds = milliseconds % 1000; + + seconds = absRound(milliseconds / 1000); + data.seconds = seconds % 60; + + minutes = absRound(seconds / 60); + data.minutes = minutes % 60; + + hours = absRound(minutes / 60); + data.hours = hours % 24; + + days += absRound(hours / 24); + + // Accurately convert days to years, assume start from year 0. + years = absRound(daysToYears(days)); + days -= absRound(yearsToDays(years)); + + // 30 days to a month + // TODO (iskren): Use anchor date (like 1st Jan) to compute this. + months += absRound(days / 30); + days %= 30; + + // 12 months -> 1 year + years += absRound(months / 12); + months %= 12; + + data.days = days; + data.months = months; + data.years = years; + }, + + abs : function () { + this._milliseconds = Math.abs(this._milliseconds); + this._days = Math.abs(this._days); + this._months = Math.abs(this._months); + + this._data.milliseconds = Math.abs(this._data.milliseconds); + this._data.seconds = Math.abs(this._data.seconds); + this._data.minutes = Math.abs(this._data.minutes); + this._data.hours = Math.abs(this._data.hours); + this._data.months = Math.abs(this._data.months); + this._data.years = Math.abs(this._data.years); + + return this; + }, + + weeks : function () { + return absRound(this.days() / 7); + }, + + valueOf : function () { + return this._milliseconds + + this._days * 864e5 + + (this._months % 12) * 2592e6 + + toInt(this._months / 12) * 31536e6; + }, + + humanize : function (withSuffix) { + var output = relativeTime(this, !withSuffix, this.localeData()); + + if (withSuffix) { + output = this.localeData().pastFuture(+this, output); + } + + return this.localeData().postformat(output); + }, + + add : function (input, val) { + // supports only 2.0-style add(1, 's') or add(moment) + var dur = moment.duration(input, val); + + this._milliseconds += dur._milliseconds; + this._days += dur._days; + this._months += dur._months; + + this._bubble(); + + return this; + }, + + subtract : function (input, val) { + var dur = moment.duration(input, val); + + this._milliseconds -= dur._milliseconds; + this._days -= dur._days; + this._months -= dur._months; + + this._bubble(); + + return this; + }, + + get : function (units) { + units = normalizeUnits(units); + return this[units.toLowerCase() + 's'](); + }, + + as : function (units) { + var days, months; + units = normalizeUnits(units); + + if (units === 'month' || units === 'year') { + days = this._days + this._milliseconds / 864e5; + months = this._months + daysToYears(days) * 12; + return units === 'month' ? months : months / 12; + } else { + // handle milliseconds separately because of floating point math errors (issue #1867) + days = this._days + Math.round(yearsToDays(this._months / 12)); + switch (units) { + case 'week': return days / 7 + this._milliseconds / 6048e5; + case 'day': return days + this._milliseconds / 864e5; + case 'hour': return days * 24 + this._milliseconds / 36e5; + case 'minute': return days * 24 * 60 + this._milliseconds / 6e4; + case 'second': return days * 24 * 60 * 60 + this._milliseconds / 1000; + // Math.floor prevents floating point math errors here + case 'millisecond': return Math.floor(days * 24 * 60 * 60 * 1000) + this._milliseconds; + default: throw new Error('Unknown unit ' + units); + } + } + }, + + lang : moment.fn.lang, + locale : moment.fn.locale, + + toIsoString : deprecate( + 'toIsoString() is deprecated. Please use toISOString() instead ' + + '(notice the capitals)', + function () { + return this.toISOString(); + } + ), + + toISOString : function () { + // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js + var years = Math.abs(this.years()), + months = Math.abs(this.months()), + days = Math.abs(this.days()), + hours = Math.abs(this.hours()), + minutes = Math.abs(this.minutes()), + seconds = Math.abs(this.seconds() + this.milliseconds() / 1000); + + if (!this.asSeconds()) { + // this is the same as C#'s (Noda) and python (isodate)... + // but not other JS (goog.date) + return 'P0D'; + } + + return (this.asSeconds() < 0 ? '-' : '') + + 'P' + + (years ? years + 'Y' : '') + + (months ? months + 'M' : '') + + (days ? days + 'D' : '') + + ((hours || minutes || seconds) ? 'T' : '') + + (hours ? hours + 'H' : '') + + (minutes ? minutes + 'M' : '') + + (seconds ? seconds + 'S' : ''); + }, + + localeData : function () { + return this._locale; + }, + + toJSON : function () { + return this.toISOString(); + } + }); + + moment.duration.fn.toString = moment.duration.fn.toISOString; + + function makeDurationGetter(name) { + moment.duration.fn[name] = function () { + return this._data[name]; + }; + } + + for (i in unitMillisecondFactors) { + if (hasOwnProp(unitMillisecondFactors, i)) { + makeDurationGetter(i.toLowerCase()); + } + } + + moment.duration.fn.asMilliseconds = function () { + return this.as('ms'); + }; + moment.duration.fn.asSeconds = function () { + return this.as('s'); + }; + moment.duration.fn.asMinutes = function () { + return this.as('m'); + }; + moment.duration.fn.asHours = function () { + return this.as('h'); + }; + moment.duration.fn.asDays = function () { + return this.as('d'); + }; + moment.duration.fn.asWeeks = function () { + return this.as('weeks'); + }; + moment.duration.fn.asMonths = function () { + return this.as('M'); + }; + moment.duration.fn.asYears = function () { + return this.as('y'); + }; + + /************************************ + Default Locale + ************************************/ + + + // Set default locale, other locale will inherit from English. + moment.locale('en', { + ordinalParse: /\d{1,2}(th|st|nd|rd)/, + ordinal : function (number) { + var b = number % 10, + output = (toInt(number % 100 / 10) === 1) ? 'th' : + (b === 1) ? 'st' : + (b === 2) ? 'nd' : + (b === 3) ? 'rd' : 'th'; + return number + output; + } + }); + + /* EMBED_LOCALES */ + + /************************************ + Exposing Moment + ************************************/ + + function makeGlobal(shouldDeprecate) { + /*global ender:false */ + if (typeof ender !== 'undefined') { + return; + } + oldGlobalMoment = globalScope.moment; + if (shouldDeprecate) { + globalScope.moment = deprecate( + 'Accessing Moment through the global scope is ' + + 'deprecated, and will be removed in an upcoming ' + + 'release.', + moment); + } else { + globalScope.moment = moment; + } + } + + // CommonJS module is defined + if (hasModule) { + module.exports = moment; + } else if (typeof define === 'function' && define.amd) { + define(function (require, exports, module) { + if (module.config && module.config() && module.config().noGlobal === true) { + // release the global variable + globalScope.moment = oldGlobalMoment; + } + + return moment; + }); + makeGlobal(true); + } else { + makeGlobal(); + } +}).call(this); diff --git a/pdns/recursordist/html/js/rickshaw.js b/pdns/recursordist/html/js/rickshaw.js new file mode 100644 index 0000000000..e5d56c5002 --- /dev/null +++ b/pdns/recursordist/html/js/rickshaw.js @@ -0,0 +1,3994 @@ +/* jshint -W079 */ + +var Rickshaw = { + + namespace: function(namespace, obj) { + + var parts = namespace.split('.'); + + var parent = Rickshaw; + + for(var i = 1, length = parts.length; i < length; i++) { + var currentPart = parts[i]; + parent[currentPart] = parent[currentPart] || {}; + parent = parent[currentPart]; + } + return parent; + }, + + keys: function(obj) { + var keys = []; + for (var key in obj) keys.push(key); + return keys; + }, + + extend: function(destination, source) { + + for (var property in source) { + destination[property] = source[property]; + } + return destination; + }, + + clone: function(obj) { + return JSON.parse(JSON.stringify(obj)); + } +}; + +if (typeof module !== 'undefined' && module.exports) { + var d3 = require('d3'); + module.exports = Rickshaw; +} + +/* Adapted from https://github.com/Jakobo/PTClass */ + +/* +Copyright (c) 2005-2010 Sam Stephenson + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ +/* Based on Alex Arnell's inheritance implementation. */ +/** section: Language + * class Class + * + * Manages Prototype's class-based OOP system. + * + * Refer to Prototype's web site for a [tutorial on classes and + * inheritance](http://prototypejs.org/learn/class-inheritance). +**/ +(function(globalContext) { +/* ------------------------------------ */ +/* Import from object.js */ +/* ------------------------------------ */ +var _toString = Object.prototype.toString, + NULL_TYPE = 'Null', + UNDEFINED_TYPE = 'Undefined', + BOOLEAN_TYPE = 'Boolean', + NUMBER_TYPE = 'Number', + STRING_TYPE = 'String', + OBJECT_TYPE = 'Object', + FUNCTION_CLASS = '[object Function]'; +function isFunction(object) { + return _toString.call(object) === FUNCTION_CLASS; +} +function extend(destination, source) { + for (var property in source) if (source.hasOwnProperty(property)) // modify protect primitive slaughter + destination[property] = source[property]; + return destination; +} +function keys(object) { + if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); } + var results = []; + for (var property in object) { + if (object.hasOwnProperty(property)) { + results.push(property); + } + } + return results; +} +function Type(o) { + switch(o) { + case null: return NULL_TYPE; + case (void 0): return UNDEFINED_TYPE; + } + var type = typeof o; + switch(type) { + case 'boolean': return BOOLEAN_TYPE; + case 'number': return NUMBER_TYPE; + case 'string': return STRING_TYPE; + } + return OBJECT_TYPE; +} +function isUndefined(object) { + return typeof object === "undefined"; +} +/* ------------------------------------ */ +/* Import from Function.js */ +/* ------------------------------------ */ +var slice = Array.prototype.slice; +function argumentNames(fn) { + var names = fn.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1] + .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '') + .replace(/\s+/g, '').split(','); + return names.length == 1 && !names[0] ? [] : names; +} +function wrap(fn, wrapper) { + var __method = fn; + return function() { + var a = update([bind(__method, this)], arguments); + return wrapper.apply(this, a); + } +} +function update(array, args) { + var arrayLength = array.length, length = args.length; + while (length--) array[arrayLength + length] = args[length]; + return array; +} +function merge(array, args) { + array = slice.call(array, 0); + return update(array, args); +} +function bind(fn, context) { + if (arguments.length < 2 && isUndefined(arguments[0])) return this; + var __method = fn, args = slice.call(arguments, 2); + return function() { + var a = merge(args, arguments); + return __method.apply(context, a); + } +} + +/* ------------------------------------ */ +/* Import from Prototype.js */ +/* ------------------------------------ */ +var emptyFunction = function(){}; + +var Class = (function() { + + // Some versions of JScript fail to enumerate over properties, names of which + // correspond to non-enumerable properties in the prototype chain + var IS_DONTENUM_BUGGY = (function(){ + for (var p in { toString: 1 }) { + // check actual property name, so that it works with augmented Object.prototype + if (p === 'toString') return false; + } + return true; + })(); + + function subclass() {}; + function create() { + var parent = null, properties = [].slice.apply(arguments); + if (isFunction(properties[0])) + parent = properties.shift(); + + function klass() { + this.initialize.apply(this, arguments); + } + + extend(klass, Class.Methods); + klass.superclass = parent; + klass.subclasses = []; + + if (parent) { + subclass.prototype = parent.prototype; + klass.prototype = new subclass; + try { parent.subclasses.push(klass) } catch(e) {} + } + + for (var i = 0, length = properties.length; i < length; i++) + klass.addMethods(properties[i]); + + if (!klass.prototype.initialize) + klass.prototype.initialize = emptyFunction; + + klass.prototype.constructor = klass; + return klass; + } + + function addMethods(source) { + var ancestor = this.superclass && this.superclass.prototype, + properties = keys(source); + + // IE6 doesn't enumerate `toString` and `valueOf` (among other built-in `Object.prototype`) properties, + // Force copy if they're not Object.prototype ones. + // Do not copy other Object.prototype.* for performance reasons + if (IS_DONTENUM_BUGGY) { + if (source.toString != Object.prototype.toString) + properties.push("toString"); + if (source.valueOf != Object.prototype.valueOf) + properties.push("valueOf"); + } + + for (var i = 0, length = properties.length; i < length; i++) { + var property = properties[i], value = source[property]; + if (ancestor && isFunction(value) && + argumentNames(value)[0] == "$super") { + var method = value; + value = wrap((function(m) { + return function() { return ancestor[m].apply(this, arguments); }; + })(property), method); + + value.valueOf = bind(method.valueOf, method); + value.toString = bind(method.toString, method); + } + this.prototype[property] = value; + } + + return this; + } + + return { + create: create, + Methods: { + addMethods: addMethods + } + }; +})(); + +if (globalContext.exports) { + globalContext.exports.Class = Class; +} +else { + globalContext.Class = Class; +} +})(Rickshaw); +Rickshaw.namespace('Rickshaw.Compat.ClassList'); + +Rickshaw.Compat.ClassList = function() { + + /* adapted from http://purl.eligrey.com/github/classList.js/blob/master/classList.js */ + + if (typeof document !== "undefined" && !("classList" in document.createElement("a"))) { + + (function (view) { + + "use strict"; + + var + classListProp = "classList" + , protoProp = "prototype" + , elemCtrProto = (view.HTMLElement || view.Element)[protoProp] + , objCtr = Object + , strTrim = String[protoProp].trim || function () { + return this.replace(/^\s+|\s+$/g, ""); + } + , arrIndexOf = Array[protoProp].indexOf || function (item) { + var + i = 0 + , len = this.length + ; + for (; i < len; i++) { + if (i in this && this[i] === item) { + return i; + } + } + return -1; + } + // Vendors: please allow content code to instantiate DOMExceptions + , DOMEx = function (type, message) { + this.name = type; + this.code = DOMException[type]; + this.message = message; + } + , checkTokenAndGetIndex = function (classList, token) { + if (token === "") { + throw new DOMEx( + "SYNTAX_ERR" + , "An invalid or illegal string was specified" + ); + } + if (/\s/.test(token)) { + throw new DOMEx( + "INVALID_CHARACTER_ERR" + , "String contains an invalid character" + ); + } + return arrIndexOf.call(classList, token); + } + , ClassList = function (elem) { + var + trimmedClasses = strTrim.call(elem.className) + , classes = trimmedClasses ? trimmedClasses.split(/\s+/) : [] + , i = 0 + , len = classes.length + ; + for (; i < len; i++) { + this.push(classes[i]); + } + this._updateClassName = function () { + elem.className = this.toString(); + }; + } + , classListProto = ClassList[protoProp] = [] + , classListGetter = function () { + return new ClassList(this); + } + ; + // Most DOMException implementations don't allow calling DOMException's toString() + // on non-DOMExceptions. Error's toString() is sufficient here. + DOMEx[protoProp] = Error[protoProp]; + classListProto.item = function (i) { + return this[i] || null; + }; + classListProto.contains = function (token) { + token += ""; + return checkTokenAndGetIndex(this, token) !== -1; + }; + classListProto.add = function (token) { + token += ""; + if (checkTokenAndGetIndex(this, token) === -1) { + this.push(token); + this._updateClassName(); + } + }; + classListProto.remove = function (token) { + token += ""; + var index = checkTokenAndGetIndex(this, token); + if (index !== -1) { + this.splice(index, 1); + this._updateClassName(); + } + }; + classListProto.toggle = function (token) { + token += ""; + if (checkTokenAndGetIndex(this, token) === -1) { + this.add(token); + } else { + this.remove(token); + } + }; + classListProto.toString = function () { + return this.join(" "); + }; + + if (objCtr.defineProperty) { + var classListPropDesc = { + get: classListGetter + , enumerable: true + , configurable: true + }; + try { + objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc); + } catch (ex) { // IE 8 doesn't support enumerable:true + if (ex.number === -0x7FF5EC54) { + classListPropDesc.enumerable = false; + objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc); + } + } + } else if (objCtr[protoProp].__defineGetter__) { + elemCtrProto.__defineGetter__(classListProp, classListGetter); + } + + }(window)); + + } +}; + +if ( (typeof RICKSHAW_NO_COMPAT !== "undefined" && !RICKSHAW_NO_COMPAT) || typeof RICKSHAW_NO_COMPAT === "undefined") { + new Rickshaw.Compat.ClassList(); +} +Rickshaw.namespace('Rickshaw.Graph'); + +Rickshaw.Graph = function(args) { + + var self = this; + + this.initialize = function(args) { + + if (!args.element) throw "Rickshaw.Graph needs a reference to an element"; + if (args.element.nodeType !== 1) throw "Rickshaw.Graph element was defined but not an HTML element"; + + this.element = args.element; + this.series = args.series; + this.window = {}; + + this.updateCallbacks = []; + this.configureCallbacks = []; + + this.defaults = { + interpolation: 'cardinal', + offset: 'zero', + min: undefined, + max: undefined, + preserve: false, + xScale: undefined, + yScale: undefined + }; + + this._loadRenderers(); + this.configure(args); + this.validateSeries(args.series); + + this.series.active = function() { return self.series.filter( function(s) { return !s.disabled } ) }; + this.setSize({ width: args.width, height: args.height }); + this.element.classList.add('rickshaw_graph'); + + this.vis = d3.select(this.element) + .append("svg:svg") + .attr('width', this.width) + .attr('height', this.height); + + this.discoverRange(); + }; + + this._loadRenderers = function() { + + for (var name in Rickshaw.Graph.Renderer) { + if (!name || !Rickshaw.Graph.Renderer.hasOwnProperty(name)) continue; + var r = Rickshaw.Graph.Renderer[name]; + if (!r || !r.prototype || !r.prototype.render) continue; + self.registerRenderer(new r( { graph: self } )); + } + }; + + this.validateSeries = function(series) { + + if (!Array.isArray(series) && !(series instanceof Rickshaw.Series)) { + var seriesSignature = Object.prototype.toString.apply(series); + throw "series is not an array: " + seriesSignature; + } + + var pointsCount; + + series.forEach( function(s) { + + if (!(s instanceof Object)) { + throw "series element is not an object: " + s; + } + if (!(s.data)) { + throw "series has no data: " + JSON.stringify(s); + } + if (!Array.isArray(s.data)) { + throw "series data is not an array: " + JSON.stringify(s.data); + } + + var x = s.data[0].x; + var y = s.data[0].y; + + if (typeof x != 'number' || ( typeof y != 'number' && y !== null ) ) { + throw "x and y properties of points should be numbers instead of " + + (typeof x) + " and " + (typeof y); + } + + if (s.data.length >= 3) { + // probe to sanity check sort order + if (s.data[2].x < s.data[1].x || s.data[1].x < s.data[0].x || s.data[s.data.length - 1].x < s.data[0].x) { + throw "series data needs to be sorted on x values for series name: " + s.name; + } + } + + }, this ); + }; + + this.dataDomain = function() { + + var data = this.series.map( function(s) { return s.data } ); + + var min = d3.min( data.map( function(d) { return d[0].x } ) ); + var max = d3.max( data.map( function(d) { return d[d.length - 1].x } ) ); + + return [min, max]; + }; + + this.discoverRange = function() { + + var domain = this.renderer.domain(); + + this.x = (this.xScale || d3.scale.linear()).domain(domain.x).range([0, this.width]); + this.y = (this.yScale || d3.scale.linear()).domain(domain.y).range([this.height, 0]); + + this.y.magnitude = d3.scale.linear() + .domain([domain.y[0] - domain.y[0], domain.y[1] - domain.y[0]]) + .range([0, this.height]); + }; + + this.render = function() { + + var stackedData = this.stackData(); + this.discoverRange(); + + this.renderer.render(); + + this.updateCallbacks.forEach( function(callback) { + callback(); + } ); + + }; + + this.update = this.render; + + this.stackData = function() { + + var data = this.series.active() + .map( function(d) { return d.data } ) + .map( function(d) { return d.filter( function(d) { return this._slice(d) }, this ) }, this); + + var preserve = this.preserve; + if (!preserve) { + this.series.forEach( function(series) { + if (series.scale) { + // data must be preserved when a scale is used + preserve = true; + } + } ); + } + + data = preserve ? Rickshaw.clone(data) : data; + + this.series.active().forEach( function(series, index) { + if (series.scale) { + // apply scale to each series + var seriesData = data[index]; + if(seriesData) { + seriesData.forEach( function(d) { + d.y = series.scale(d.y); + } ); + } + } + } ); + + this.stackData.hooks.data.forEach( function(entry) { + data = entry.f.apply(self, [data]); + } ); + + var stackedData; + + if (!this.renderer.unstack) { + + this._validateStackable(); + + var layout = d3.layout.stack(); + layout.offset( self.offset ); + stackedData = layout(data); + } + + stackedData = stackedData || data; + + if (this.renderer.unstack) { + stackedData.forEach( function(seriesData) { + seriesData.forEach( function(d) { + d.y0 = d.y0 === undefined ? 0 : d.y0; + } ); + } ); + } + + this.stackData.hooks.after.forEach( function(entry) { + stackedData = entry.f.apply(self, [data]); + } ); + + var i = 0; + this.series.forEach( function(series) { + if (series.disabled) return; + series.stack = stackedData[i++]; + } ); + + this.stackedData = stackedData; + return stackedData; + }; + + this._validateStackable = function() { + + var series = this.series; + var pointsCount; + + series.forEach( function(s) { + + pointsCount = pointsCount || s.data.length; + + if (pointsCount && s.data.length != pointsCount) { + throw "stacked series cannot have differing numbers of points: " + + pointsCount + " vs " + s.data.length + "; see Rickshaw.Series.fill()"; + } + + }, this ); + }; + + this.stackData.hooks = { data: [], after: [] }; + + this._slice = function(d) { + + if (this.window.xMin || this.window.xMax) { + + var isInRange = true; + + if (this.window.xMin && d.x < this.window.xMin) isInRange = false; + if (this.window.xMax && d.x > this.window.xMax) isInRange = false; + + return isInRange; + } + + return true; + }; + + this.onUpdate = function(callback) { + this.updateCallbacks.push(callback); + }; + + this.onConfigure = function(callback) { + this.configureCallbacks.push(callback); + }; + + this.registerRenderer = function(renderer) { + this._renderers = this._renderers || {}; + this._renderers[renderer.name] = renderer; + }; + + this.configure = function(args) { + + this.config = this.config || {}; + + if (args.width || args.height) { + this.setSize(args); + } + + Rickshaw.keys(this.defaults).forEach( function(k) { + this.config[k] = k in args ? args[k] + : k in this ? this[k] + : this.defaults[k]; + }, this ); + + Rickshaw.keys(this.config).forEach( function(k) { + this[k] = this.config[k]; + }, this ); + + var renderer = args.renderer || (this.renderer && this.renderer.name) || 'stack'; + this.setRenderer(renderer, args); + + this.configureCallbacks.forEach( function(callback) { + callback(args); + } ); + }; + + this.setRenderer = function(r, args) { + if (typeof r == 'function') { + this.renderer = new r( { graph: self } ); + this.registerRenderer(this.renderer); + } else { + if (!this._renderers[r]) { + throw "couldn't find renderer " + r; + } + this.renderer = this._renderers[r]; + } + + if (typeof args == 'object') { + this.renderer.configure(args); + } + }; + + this.setSize = function(args) { + + args = args || {}; + + if (typeof window !== undefined) { + var style = window.getComputedStyle(this.element, null); + var elementWidth = parseInt(style.getPropertyValue('width'), 10); + var elementHeight = parseInt(style.getPropertyValue('height'), 10); + } + + this.width = args.width || elementWidth || 400; + this.height = args.height || elementHeight || 250; + + this.vis && this.vis + .attr('width', this.width) + .attr('height', this.height); + }; + + this.initialize(args); +}; +Rickshaw.namespace('Rickshaw.Fixtures.Color'); + +Rickshaw.Fixtures.Color = function() { + + this.schemes = {}; + + this.schemes.spectrum14 = [ + '#ecb796', + '#dc8f70', + '#b2a470', + '#92875a', + '#716c49', + '#d2ed82', + '#bbe468', + '#a1d05d', + '#e7cbe6', + '#d8aad6', + '#a888c2', + '#9dc2d3', + '#649eb9', + '#387aa3' + ].reverse(); + + this.schemes.spectrum2000 = [ + '#57306f', + '#514c76', + '#646583', + '#738394', + '#6b9c7d', + '#84b665', + '#a7ca50', + '#bfe746', + '#e2f528', + '#fff726', + '#ecdd00', + '#d4b11d', + '#de8800', + '#de4800', + '#c91515', + '#9a0000', + '#7b0429', + '#580839', + '#31082b' + ]; + + this.schemes.spectrum2001 = [ + '#2f243f', + '#3c2c55', + '#4a3768', + '#565270', + '#6b6b7c', + '#72957f', + '#86ad6e', + '#a1bc5e', + '#b8d954', + '#d3e04e', + '#ccad2a', + '#cc8412', + '#c1521d', + '#ad3821', + '#8a1010', + '#681717', + '#531e1e', + '#3d1818', + '#320a1b' + ]; + + this.schemes.classic9 = [ + '#423d4f', + '#4a6860', + '#848f39', + '#a2b73c', + '#ddcb53', + '#c5a32f', + '#7d5836', + '#963b20', + '#7c2626', + '#491d37', + '#2f254a' + ].reverse(); + + this.schemes.httpStatus = { + 503: '#ea5029', + 502: '#d23f14', + 500: '#bf3613', + 410: '#efacea', + 409: '#e291dc', + 403: '#f457e8', + 408: '#e121d2', + 401: '#b92dae', + 405: '#f47ceb', + 404: '#a82a9f', + 400: '#b263c6', + 301: '#6fa024', + 302: '#87c32b', + 307: '#a0d84c', + 304: '#28b55c', + 200: '#1a4f74', + 206: '#27839f', + 201: '#52adc9', + 202: '#7c979f', + 203: '#a5b8bd', + 204: '#c1cdd1' + }; + + this.schemes.colorwheel = [ + '#b5b6a9', + '#858772', + '#785f43', + '#96557e', + '#4682b4', + '#65b9ac', + '#73c03a', + '#cb513a' + ].reverse(); + + this.schemes.cool = [ + '#5e9d2f', + '#73c03a', + '#4682b4', + '#7bc3b8', + '#a9884e', + '#c1b266', + '#a47493', + '#c09fb5' + ]; + + this.schemes.munin = [ + '#00cc00', + '#0066b3', + '#ff8000', + '#ffcc00', + '#330099', + '#990099', + '#ccff00', + '#ff0000', + '#808080', + '#008f00', + '#00487d', + '#b35a00', + '#b38f00', + '#6b006b', + '#8fb300', + '#b30000', + '#bebebe', + '#80ff80', + '#80c9ff', + '#ffc080', + '#ffe680', + '#aa80ff', + '#ee00cc', + '#ff8080', + '#666600', + '#ffbfff', + '#00ffcc', + '#cc6699', + '#999900' + ]; +}; +Rickshaw.namespace('Rickshaw.Fixtures.RandomData'); + +Rickshaw.Fixtures.RandomData = function(timeInterval) { + + var addData; + timeInterval = timeInterval || 1; + + var lastRandomValue = 200; + + var timeBase = Math.floor(new Date().getTime() / 1000); + + this.addData = function(data) { + + var randomValue = Math.random() * 100 + 15 + lastRandomValue; + var index = data[0].length; + + var counter = 1; + + data.forEach( function(series) { + var randomVariance = Math.random() * 20; + var v = randomValue / 25 + counter++ + + (Math.cos((index * counter * 11) / 960) + 2) * 15 + + (Math.cos(index / 7) + 2) * 7 + + (Math.cos(index / 17) + 2) * 1; + + series.push( { x: (index * timeInterval) + timeBase, y: v + randomVariance } ); + } ); + + lastRandomValue = randomValue * 0.85; + }; + + this.removeData = function(data) { + data.forEach( function(series) { + series.shift(); + } ); + timeBase += timeInterval; + }; +}; + +Rickshaw.namespace('Rickshaw.Fixtures.Time'); + +Rickshaw.Fixtures.Time = function() { + + var self = this; + + this.months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; + + this.units = [ + { + name: 'decade', + seconds: 86400 * 365.25 * 10, + formatter: function(d) { return (parseInt(d.getUTCFullYear() / 10, 10) * 10) } + }, { + name: 'year', + seconds: 86400 * 365.25, + formatter: function(d) { return d.getUTCFullYear() } + }, { + name: 'month', + seconds: 86400 * 30.5, + formatter: function(d) { return self.months[d.getUTCMonth()] } + }, { + name: 'week', + seconds: 86400 * 7, + formatter: function(d) { return self.formatDate(d) } + }, { + name: 'day', + seconds: 86400, + formatter: function(d) { return d.getUTCDate() } + }, { + name: '6 hour', + seconds: 3600 * 6, + formatter: function(d) { return self.formatTime(d) } + }, { + name: 'hour', + seconds: 3600, + formatter: function(d) { return self.formatTime(d) } + }, { + name: '15 minute', + seconds: 60 * 15, + formatter: function(d) { return self.formatTime(d) } + }, { + name: 'minute', + seconds: 60, + formatter: function(d) { return d.getUTCMinutes() } + }, { + name: '15 second', + seconds: 15, + formatter: function(d) { return d.getUTCSeconds() + 's' } + }, { + name: 'second', + seconds: 1, + formatter: function(d) { return d.getUTCSeconds() + 's' } + }, { + name: 'decisecond', + seconds: 1/10, + formatter: function(d) { return d.getUTCMilliseconds() + 'ms' } + }, { + name: 'centisecond', + seconds: 1/100, + formatter: function(d) { return d.getUTCMilliseconds() + 'ms' } + } + ]; + + this.unit = function(unitName) { + return this.units.filter( function(unit) { return unitName == unit.name } ).shift(); + }; + + this.formatDate = function(d) { + return d3.time.format('%b %e')(d); + }; + + this.formatTime = function(d) { + return d.toUTCString().match(/(\d+:\d+):/)[1]; + }; + + this.ceil = function(time, unit) { + + var date, floor, year; + + if (unit.name == 'month') { + + date = new Date(time * 1000); + + floor = Date.UTC(date.getUTCFullYear(), date.getUTCMonth()) / 1000; + if (floor == time) return time; + + year = date.getUTCFullYear(); + var month = date.getUTCMonth(); + + if (month == 11) { + month = 0; + year = year + 1; + } else { + month += 1; + } + + return Date.UTC(year, month) / 1000; + } + + if (unit.name == 'year') { + + date = new Date(time * 1000); + + floor = Date.UTC(date.getUTCFullYear(), 0) / 1000; + if (floor == time) return time; + + year = date.getUTCFullYear() + 1; + + return Date.UTC(year, 0) / 1000; + } + + return Math.ceil(time / unit.seconds) * unit.seconds; + }; +}; +Rickshaw.namespace('Rickshaw.Fixtures.Time.Local'); + +Rickshaw.Fixtures.Time.Local = function() { + + var self = this; + + this.months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']; + + this.units = [ + { + name: 'decade', + seconds: 86400 * 365.25 * 10, + formatter: function(d) { return (parseInt(d.getFullYear() / 10, 10) * 10) } + }, { + name: 'year', + seconds: 86400 * 365.25, + formatter: function(d) { return d.getFullYear() } + }, { + name: 'month', + seconds: 86400 * 30.5, + formatter: function(d) { return self.months[d.getMonth()] } + }, { + name: 'week', + seconds: 86400 * 7, + formatter: function(d) { return self.formatDate(d) } + }, { + name: 'day', + seconds: 86400, + formatter: function(d) { return d.getDate() } + }, { + name: '6 hour', + seconds: 3600 * 6, + formatter: function(d) { return self.formatTime(d) } + }, { + name: 'hour', + seconds: 3600, + formatter: function(d) { return self.formatTime(d) } + }, { + name: '15 minute', + seconds: 60 * 15, + formatter: function(d) { return self.formatTime(d) } + }, { + name: 'minute', + seconds: 60, + formatter: function(d) { return d.getMinutes() } + }, { + name: '15 second', + seconds: 15, + formatter: function(d) { return d.getSeconds() + 's' } + }, { + name: 'second', + seconds: 1, + formatter: function(d) { return d.getSeconds() + 's' } + }, { + name: 'decisecond', + seconds: 1/10, + formatter: function(d) { return d.getMilliseconds() + 'ms' } + }, { + name: 'centisecond', + seconds: 1/100, + formatter: function(d) { return d.getMilliseconds() + 'ms' } + } + ]; + + this.unit = function(unitName) { + return this.units.filter( function(unit) { return unitName == unit.name } ).shift(); + }; + + this.formatDate = function(d) { + return d3.time.format('%b %e')(d); + }; + + this.formatTime = function(d) { + return d.toString().match(/(\d+:\d+):/)[1]; + }; + + this.ceil = function(time, unit) { + + var date, floor, year; + + if (unit.name == 'day') { + + var nearFuture = new Date((time + unit.seconds - 1) * 1000); + + var rounded = new Date(0); + rounded.setMilliseconds(0); + rounded.setSeconds(0); + rounded.setMinutes(0); + rounded.setHours(0); + rounded.setDate(nearFuture.getDate()); + rounded.setMonth(nearFuture.getMonth()); + rounded.setFullYear(nearFuture.getFullYear()); + + return rounded.getTime() / 1000; + } + + if (unit.name == 'month') { + + date = new Date(time * 1000); + + floor = new Date(date.getFullYear(), date.getMonth()).getTime() / 1000; + if (floor == time) return time; + + year = date.getFullYear(); + var month = date.getMonth(); + + if (month == 11) { + month = 0; + year = year + 1; + } else { + month += 1; + } + + return new Date(year, month).getTime() / 1000; + } + + if (unit.name == 'year') { + + date = new Date(time * 1000); + + floor = new Date(date.getUTCFullYear(), 0).getTime() / 1000; + if (floor == time) return time; + + year = date.getFullYear() + 1; + + return new Date(year, 0).getTime() / 1000; + } + + return Math.ceil(time / unit.seconds) * unit.seconds; + }; +}; +Rickshaw.namespace('Rickshaw.Fixtures.Number'); + +Rickshaw.Fixtures.Number.formatKMBT = function(y) { + var abs_y = Math.abs(y); + if (abs_y >= 1000000000000) { return y / 1000000000000 + "T" } + else if (abs_y >= 1000000000) { return y / 1000000000 + "B" } + else if (abs_y >= 1000000) { return y / 1000000 + "M" } + else if (abs_y >= 1000) { return y / 1000 + "K" } + else if (abs_y < 1 && y > 0) { return y.toFixed(2) } + else if (abs_y === 0) { return '' } + else { return y } +}; + +Rickshaw.Fixtures.Number.formatBase1024KMGTP = function(y) { + var abs_y = Math.abs(y); + if (abs_y >= 1125899906842624) { return y / 1125899906842624 + "P" } + else if (abs_y >= 1099511627776){ return y / 1099511627776 + "T" } + else if (abs_y >= 1073741824) { return y / 1073741824 + "G" } + else if (abs_y >= 1048576) { return y / 1048576 + "M" } + else if (abs_y >= 1024) { return y / 1024 + "K" } + else if (abs_y < 1 && y > 0) { return y.toFixed(2) } + else if (abs_y === 0) { return '' } + else { return y } +}; +Rickshaw.namespace("Rickshaw.Color.Palette"); + +Rickshaw.Color.Palette = function(args) { + + var color = new Rickshaw.Fixtures.Color(); + + args = args || {}; + this.schemes = {}; + + this.scheme = color.schemes[args.scheme] || args.scheme || color.schemes.colorwheel; + this.runningIndex = 0; + this.generatorIndex = 0; + + if (args.interpolatedStopCount) { + var schemeCount = this.scheme.length - 1; + var i, j, scheme = []; + for (i = 0; i < schemeCount; i++) { + scheme.push(this.scheme[i]); + var generator = d3.interpolateHsl(this.scheme[i], this.scheme[i + 1]); + for (j = 1; j < args.interpolatedStopCount; j++) { + scheme.push(generator((1 / args.interpolatedStopCount) * j)); + } + } + scheme.push(this.scheme[this.scheme.length - 1]); + this.scheme = scheme; + } + this.rotateCount = this.scheme.length; + + this.color = function(key) { + return this.scheme[key] || this.scheme[this.runningIndex++] || this.interpolateColor() || '#808080'; + }; + + this.interpolateColor = function() { + if (!Array.isArray(this.scheme)) return; + var color; + if (this.generatorIndex == this.rotateCount * 2 - 1) { + color = d3.interpolateHsl(this.scheme[this.generatorIndex], this.scheme[0])(0.5); + this.generatorIndex = 0; + this.rotateCount *= 2; + } else { + color = d3.interpolateHsl(this.scheme[this.generatorIndex], this.scheme[this.generatorIndex + 1])(0.5); + this.generatorIndex++; + } + this.scheme.push(color); + return color; + }; + +}; +Rickshaw.namespace('Rickshaw.Graph.Ajax'); + +Rickshaw.Graph.Ajax = Rickshaw.Class.create( { + + initialize: function(args) { + + this.dataURL = args.dataURL; + + this.onData = args.onData || function(d) { return d }; + this.onComplete = args.onComplete || function() {}; + this.onError = args.onError || function() {}; + + this.args = args; // pass through to Rickshaw.Graph + + this.request(); + }, + + request: function() { + + $.ajax( { + url: this.dataURL, + dataType: 'json', + success: this.success.bind(this), + error: this.error.bind(this) + } ); + }, + + error: function() { + + console.log("error loading dataURL: " + this.dataURL); + this.onError(this); + }, + + success: function(data, status) { + + data = this.onData(data); + this.args.series = this._splice({ data: data, series: this.args.series }); + + this.graph = this.graph || new Rickshaw.Graph(this.args); + this.graph.render(); + + this.onComplete(this); + }, + + _splice: function(args) { + + var data = args.data; + var series = args.series; + + if (!args.series) return data; + + series.forEach( function(s) { + + var seriesKey = s.key || s.name; + if (!seriesKey) throw "series needs a key or a name"; + + data.forEach( function(d) { + + var dataKey = d.key || d.name; + if (!dataKey) throw "data needs a key or a name"; + + if (seriesKey == dataKey) { + var properties = ['color', 'name', 'data']; + properties.forEach( function(p) { + if (d[p]) s[p] = d[p]; + } ); + } + } ); + } ); + + return series; + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Annotate'); + +Rickshaw.Graph.Annotate = function(args) { + + var graph = this.graph = args.graph; + this.elements = { timeline: args.element }; + + var self = this; + + this.data = {}; + + this.elements.timeline.classList.add('rickshaw_annotation_timeline'); + + this.add = function(time, content, end_time) { + self.data[time] = self.data[time] || {'boxes': []}; + self.data[time].boxes.push({content: content, end: end_time}); + }; + + this.update = function() { + + Rickshaw.keys(self.data).forEach( function(time) { + + var annotation = self.data[time]; + var left = self.graph.x(time); + + if (left < 0 || left > self.graph.x.range()[1]) { + if (annotation.element) { + annotation.line.classList.add('offscreen'); + annotation.element.style.display = 'none'; + } + + annotation.boxes.forEach( function(box) { + if ( box.rangeElement ) box.rangeElement.classList.add('offscreen'); + }); + + return; + } + + if (!annotation.element) { + var element = annotation.element = document.createElement('div'); + element.classList.add('annotation'); + this.elements.timeline.appendChild(element); + element.addEventListener('click', function(e) { + element.classList.toggle('active'); + annotation.line.classList.toggle('active'); + annotation.boxes.forEach( function(box) { + if ( box.rangeElement ) box.rangeElement.classList.toggle('active'); + }); + }, false); + + } + + annotation.element.style.left = left + 'px'; + annotation.element.style.display = 'block'; + + annotation.boxes.forEach( function(box) { + + + var element = box.element; + + if (!element) { + element = box.element = document.createElement('div'); + element.classList.add('content'); + element.innerHTML = box.content; + annotation.element.appendChild(element); + + annotation.line = document.createElement('div'); + annotation.line.classList.add('annotation_line'); + self.graph.element.appendChild(annotation.line); + + if ( box.end ) { + box.rangeElement = document.createElement('div'); + box.rangeElement.classList.add('annotation_range'); + self.graph.element.appendChild(box.rangeElement); + } + + } + + if ( box.end ) { + + var annotationRangeStart = left; + var annotationRangeEnd = Math.min( self.graph.x(box.end), self.graph.x.range()[1] ); + + // annotation makes more sense at end + if ( annotationRangeStart > annotationRangeEnd ) { + annotationRangeEnd = left; + annotationRangeStart = Math.max( self.graph.x(box.end), self.graph.x.range()[0] ); + } + + var annotationRangeWidth = annotationRangeEnd - annotationRangeStart; + + box.rangeElement.style.left = annotationRangeStart + 'px'; + box.rangeElement.style.width = annotationRangeWidth + 'px'; + + box.rangeElement.classList.remove('offscreen'); + } + + annotation.line.classList.remove('offscreen'); + annotation.line.style.left = left + 'px'; + } ); + }, this ); + }; + + this.graph.onUpdate( function() { self.update() } ); +}; +Rickshaw.namespace('Rickshaw.Graph.Axis.Time'); + +Rickshaw.Graph.Axis.Time = function(args) { + + var self = this; + + this.graph = args.graph; + this.elements = []; + this.ticksTreatment = args.ticksTreatment || 'plain'; + this.fixedTimeUnit = args.timeUnit; + + var time = args.timeFixture || new Rickshaw.Fixtures.Time(); + + this.appropriateTimeUnit = function() { + + var unit; + var units = time.units; + + var domain = this.graph.x.domain(); + var rangeSeconds = domain[1] - domain[0]; + + units.forEach( function(u) { + if (Math.floor(rangeSeconds / u.seconds) >= 2) { + unit = unit || u; + } + } ); + + return (unit || time.units[time.units.length - 1]); + }; + + this.tickOffsets = function() { + + var domain = this.graph.x.domain(); + + var unit = this.fixedTimeUnit || this.appropriateTimeUnit(); + var count = Math.ceil((domain[1] - domain[0]) / unit.seconds); + + var runningTick = domain[0]; + + var offsets = []; + + for (var i = 0; i < count; i++) { + + var tickValue = time.ceil(runningTick, unit); + runningTick = tickValue + unit.seconds / 2; + + offsets.push( { value: tickValue, unit: unit } ); + } + + return offsets; + }; + + this.render = function() { + + this.elements.forEach( function(e) { + e.parentNode.removeChild(e); + } ); + + this.elements = []; + + var offsets = this.tickOffsets(); + + offsets.forEach( function(o) { + + if (self.graph.x(o.value) > self.graph.x.range()[1]) return; + + var element = document.createElement('div'); + element.style.left = self.graph.x(o.value) + 'px'; + element.classList.add('x_tick'); + element.classList.add(self.ticksTreatment); + + var title = document.createElement('div'); + title.classList.add('title'); + title.innerHTML = o.unit.formatter(new Date(o.value * 1000)); + element.appendChild(title); + + self.graph.element.appendChild(element); + self.elements.push(element); + + } ); + }; + + this.graph.onUpdate( function() { self.render() } ); +}; + +Rickshaw.namespace('Rickshaw.Graph.Axis.X'); + +Rickshaw.Graph.Axis.X = function(args) { + + var self = this; + var berthRate = 0.10; + + this.initialize = function(args) { + + this.graph = args.graph; + this.orientation = args.orientation || 'top'; + + this.pixelsPerTick = args.pixelsPerTick || 75; + if (args.ticks) this.staticTicks = args.ticks; + if (args.tickValues) this.tickValues = args.tickValues; + + this.tickSize = args.tickSize || 4; + this.ticksTreatment = args.ticksTreatment || 'plain'; + + if (args.element) { + + this.element = args.element; + this._discoverSize(args.element, args); + + this.vis = d3.select(args.element) + .append("svg:svg") + .attr('height', this.height) + .attr('width', this.width) + .attr('class', 'rickshaw_graph x_axis_d3'); + + this.element = this.vis[0][0]; + this.element.style.position = 'relative'; + + this.setSize({ width: args.width, height: args.height }); + + } else { + this.vis = this.graph.vis; + } + + this.graph.onUpdate( function() { self.render() } ); + }; + + this.setSize = function(args) { + + args = args || {}; + if (!this.element) return; + + this._discoverSize(this.element.parentNode, args); + + this.vis + .attr('height', this.height) + .attr('width', this.width * (1 + berthRate)); + + var berth = Math.floor(this.width * berthRate / 2); + this.element.style.left = -1 * berth + 'px'; + }; + + this.render = function() { + + if (this._renderWidth !== undefined && this.graph.width !== this._renderWidth) this.setSize({ auto: true }); + + var axis = d3.svg.axis().scale(this.graph.x).orient(this.orientation); + axis.tickFormat( args.tickFormat || function(x) { return x } ); + if (this.tickValues) axis.tickValues(this.tickValues); + + this.ticks = this.staticTicks || Math.floor(this.graph.width / this.pixelsPerTick); + + var berth = Math.floor(this.width * berthRate / 2) || 0; + var transform; + + if (this.orientation == 'top') { + var yOffset = this.height || this.graph.height; + transform = 'translate(' + berth + ',' + yOffset + ')'; + } else { + transform = 'translate(' + berth + ', 0)'; + } + + if (this.element) { + this.vis.selectAll('*').remove(); + } + + this.vis + .append("svg:g") + .attr("class", ["x_ticks_d3", this.ticksTreatment].join(" ")) + .attr("transform", transform) + .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(this.tickSize)); + + var gridSize = (this.orientation == 'bottom' ? 1 : -1) * this.graph.height; + + this.graph.vis + .append("svg:g") + .attr("class", "x_grid_d3") + .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(gridSize)) + .selectAll('text') + .each(function() { this.parentNode.setAttribute('data-x-value', this.textContent) }); + + this._renderHeight = this.graph.height; + }; + + this._discoverSize = function(element, args) { + + if (typeof window !== 'undefined') { + + var style = window.getComputedStyle(element, null); + var elementHeight = parseInt(style.getPropertyValue('height'), 10); + + if (!args.auto) { + var elementWidth = parseInt(style.getPropertyValue('width'), 10); + } + } + + this.width = (args.width || elementWidth || this.graph.width) * (1 + berthRate); + this.height = args.height || elementHeight || 40; + }; + + this.initialize(args); +}; + +Rickshaw.namespace('Rickshaw.Graph.Axis.Y'); + +Rickshaw.Graph.Axis.Y = Rickshaw.Class.create( { + + initialize: function(args) { + + this.graph = args.graph; + this.orientation = args.orientation || 'right'; + + this.pixelsPerTick = args.pixelsPerTick || 75; + if (args.ticks) this.staticTicks = args.ticks; + if (args.tickValues) this.tickValues = args.tickValues; + + this.tickSize = args.tickSize || 4; + this.ticksTreatment = args.ticksTreatment || 'plain'; + + this.tickFormat = args.tickFormat || function(y) { return y }; + + this.berthRate = 0.10; + + if (args.element) { + + this.element = args.element; + this.vis = d3.select(args.element) + .append("svg:svg") + .attr('class', 'rickshaw_graph y_axis'); + + this.element = this.vis[0][0]; + this.element.style.position = 'relative'; + + this.setSize({ width: args.width, height: args.height }); + + } else { + this.vis = this.graph.vis; + } + + var self = this; + this.graph.onUpdate( function() { self.render() } ); + }, + + setSize: function(args) { + + args = args || {}; + + if (!this.element) return; + + if (typeof window !== 'undefined') { + + var style = window.getComputedStyle(this.element.parentNode, null); + var elementWidth = parseInt(style.getPropertyValue('width'), 10); + + if (!args.auto) { + var elementHeight = parseInt(style.getPropertyValue('height'), 10); + } + } + + this.width = args.width || elementWidth || this.graph.width * this.berthRate; + this.height = args.height || elementHeight || this.graph.height; + + this.vis + .attr('width', this.width) + .attr('height', this.height * (1 + this.berthRate)); + + var berth = this.height * this.berthRate; + + if (this.orientation == 'left') { + this.element.style.top = -1 * berth + 'px'; + } + }, + + render: function() { + + if (this._renderHeight !== undefined && this.graph.height !== this._renderHeight) this.setSize({ auto: true }); + + this.ticks = this.staticTicks || Math.floor(this.graph.height / this.pixelsPerTick); + + var axis = this._drawAxis(this.graph.y); + + this._drawGrid(axis); + + this._renderHeight = this.graph.height; + }, + + _drawAxis: function(scale) { + var axis = d3.svg.axis().scale(scale).orient(this.orientation); + axis.tickFormat(this.tickFormat); + if (this.tickValues) axis.tickValues(this.tickValues); + + if (this.orientation == 'left') { + var berth = this.height * this.berthRate; + var transform = 'translate(' + this.width + ', ' + berth + ')'; + } + + if (this.element) { + this.vis.selectAll('*').remove(); + } + + this.vis + .append("svg:g") + .attr("class", ["y_ticks", this.ticksTreatment].join(" ")) + .attr("transform", transform) + .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(this.tickSize)); + + return axis; + }, + + _drawGrid: function(axis) { + var gridSize = (this.orientation == 'right' ? 1 : -1) * this.graph.width; + + this.graph.vis + .append("svg:g") + .attr("class", "y_grid") + .call(axis.ticks(this.ticks).tickSubdivide(0).tickSize(gridSize)) + .selectAll('text') + .each(function() { this.parentNode.setAttribute('data-y-value', this.textContent) }); + } +} ); +Rickshaw.namespace('Rickshaw.Graph.Axis.Y.Scaled'); + +Rickshaw.Graph.Axis.Y.Scaled = Rickshaw.Class.create( Rickshaw.Graph.Axis.Y, { + + initialize: function($super, args) { + + if (typeof(args.scale) === 'undefined') { + throw new Error('Scaled requires scale'); + } + + this.scale = args.scale; + + if (typeof(args.grid) === 'undefined') { + this.grid = true; + } else { + this.grid = args.grid; + } + + $super(args); + + }, + + _drawAxis: function($super, scale) { + // Adjust scale's domain to compensate for adjustments to the + // renderer's domain (e.g. padding). + var domain = this.scale.domain(); + var renderDomain = this.graph.renderer.domain().y; + + var extents = [ + Math.min.apply(Math, domain), + Math.max.apply(Math, domain)]; + + // A mapping from the ideal render domain [0, 1] to the extent + // of the original scale's domain. This is used to calculate + // the extents of the adjusted domain. + var extentMap = d3.scale.linear().domain([0, 1]).range(extents); + + var adjExtents = [ + extentMap(renderDomain[0]), + extentMap(renderDomain[1])]; + + // A mapping from the original domain to the adjusted domain. + var adjustment = d3.scale.linear().domain(extents).range(adjExtents); + + // Make a copy of the custom scale, apply the adjusted domain, and + // copy the range to match the graph's scale. + var adjustedScale = this.scale.copy() + .domain(domain.map(adjustment)) + .range(scale.range()); + + return $super(adjustedScale); + }, + + _drawGrid: function($super, axis) { + if (this.grid) { + // only draw the axis if the grid option is true + $super(axis); + } + } +} ); +Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Highlight'); + +Rickshaw.Graph.Behavior.Series.Highlight = function(args) { + + this.graph = args.graph; + this.legend = args.legend; + + var self = this; + + var colorSafe = {}; + var activeLine = null; + + var disabledColor = args.disabledColor || function(seriesColor) { + return d3.interpolateRgb(seriesColor, d3.rgb('#d8d8d8'))(0.8).toString(); + }; + + this.addHighlightEvents = function (l) { + + l.element.addEventListener( 'mouseover', function(e) { + + if (activeLine) return; + else activeLine = l; + + self.legend.lines.forEach( function(line) { + + if (l === line) { + + // if we're not in a stacked renderer bring active line to the top + if (self.graph.renderer.unstack && (line.series.renderer ? line.series.renderer.unstack : true)) { + + var seriesIndex = self.graph.series.indexOf(line.series); + line.originalIndex = seriesIndex; + + var series = self.graph.series.splice(seriesIndex, 1)[0]; + self.graph.series.push(series); + } + return; + } + + colorSafe[line.series.name] = colorSafe[line.series.name] || line.series.color; + line.series.color = disabledColor(line.series.color); + + } ); + + self.graph.update(); + + }, false ); + + l.element.addEventListener( 'mouseout', function(e) { + + if (!activeLine) return; + else activeLine = null; + + self.legend.lines.forEach( function(line) { + + // return reordered series to its original place + if (l === line && line.hasOwnProperty('originalIndex')) { + + var series = self.graph.series.pop(); + self.graph.series.splice(line.originalIndex, 0, series); + delete line.originalIndex; + } + + if (colorSafe[line.series.name]) { + line.series.color = colorSafe[line.series.name]; + } + } ); + + self.graph.update(); + + }, false ); + }; + + if (this.legend) { + this.legend.lines.forEach( function(l) { + self.addHighlightEvents(l); + } ); + } + +}; +Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Order'); + +Rickshaw.Graph.Behavior.Series.Order = function(args) { + + this.graph = args.graph; + this.legend = args.legend; + + var self = this; + + if (typeof window.$ == 'undefined') { + throw "couldn't find jQuery at window.$"; + } + + if (typeof window.$.ui == 'undefined') { + throw "couldn't find jQuery UI at window.$.ui"; + } + + $(function() { + $(self.legend.list).sortable( { + containment: 'parent', + tolerance: 'pointer', + update: function( event, ui ) { + var series = []; + $(self.legend.list).find('li').each( function(index, item) { + if (!item.series) return; + series.push(item.series); + } ); + + for (var i = self.graph.series.length - 1; i >= 0; i--) { + self.graph.series[i] = series.shift(); + } + + self.graph.update(); + } + } ); + $(self.legend.list).disableSelection(); + }); + + //hack to make jquery-ui sortable behave + this.graph.onUpdate( function() { + var h = window.getComputedStyle(self.legend.element).height; + self.legend.element.style.height = h; + } ); +}; +Rickshaw.namespace('Rickshaw.Graph.Behavior.Series.Toggle'); + +Rickshaw.Graph.Behavior.Series.Toggle = function(args) { + + this.graph = args.graph; + this.legend = args.legend; + + var self = this; + + this.addAnchor = function(line) { + var anchor = document.createElement('a'); + anchor.innerHTML = '✔'; + anchor.classList.add('action'); + line.element.insertBefore(anchor, line.element.firstChild); + + anchor.onclick = function(e) { + if (line.series.disabled) { + line.series.enable(); + line.element.classList.remove('disabled'); + } else { + if (this.graph.series.filter(function(s) { return !s.disabled }).length <= 1) return; + line.series.disable(); + line.element.classList.add('disabled'); + } + + }.bind(this); + + var label = line.element.getElementsByTagName('span')[0]; + label.onclick = function(e){ + + var disableAllOtherLines = line.series.disabled; + if ( ! disableAllOtherLines ) { + for ( var i = 0; i < self.legend.lines.length; i++ ) { + var l = self.legend.lines[i]; + if ( line.series === l.series ) { + // noop + } else if ( l.series.disabled ) { + // noop + } else { + disableAllOtherLines = true; + break; + } + } + } + + // show all or none + if ( disableAllOtherLines ) { + + // these must happen first or else we try ( and probably fail ) to make a no line graph + line.series.enable(); + line.element.classList.remove('disabled'); + + self.legend.lines.forEach(function(l){ + if ( line.series === l.series ) { + // noop + } else { + l.series.disable(); + l.element.classList.add('disabled'); + } + }); + + } else { + + self.legend.lines.forEach(function(l){ + l.series.enable(); + l.element.classList.remove('disabled'); + }); + + } + + }; + + }; + + if (this.legend) { + + if (typeof $ != 'undefined' && $(this.legend.list).sortable) { + + $(this.legend.list).sortable( { + start: function(event, ui) { + ui.item.bind('no.onclick', + function(event) { + event.preventDefault(); + } + ); + }, + stop: function(event, ui) { + setTimeout(function(){ + ui.item.unbind('no.onclick'); + }, 250); + } + }); + } + + this.legend.lines.forEach( function(l) { + self.addAnchor(l); + } ); + } + + this._addBehavior = function() { + + this.graph.series.forEach( function(s) { + + s.disable = function() { + + if (self.graph.series.length <= 1) { + throw('only one series left'); + } + + s.disabled = true; + self.graph.update(); + }; + + s.enable = function() { + s.disabled = false; + self.graph.update(); + }; + } ); + }; + this._addBehavior(); + + this.updateBehaviour = function () { this._addBehavior() }; + +}; +Rickshaw.namespace('Rickshaw.Graph.HoverDetail'); + +Rickshaw.Graph.HoverDetail = Rickshaw.Class.create({ + + initialize: function(args) { + + var graph = this.graph = args.graph; + + this.xFormatter = args.xFormatter || function(x) { + return new Date( x * 1000 ).toUTCString(); + }; + + this.yFormatter = args.yFormatter || function(y) { + return y === null ? y : y.toFixed(2); + }; + + var element = this.element = document.createElement('div'); + element.className = 'detail'; + + this.visible = true; + graph.element.appendChild(element); + + this.lastEvent = null; + this._addListeners(); + + this.onShow = args.onShow; + this.onHide = args.onHide; + this.onRender = args.onRender; + + this.formatter = args.formatter || this.formatter; + + }, + + formatter: function(series, x, y, formattedX, formattedY, d) { + return series.name + ': ' + formattedY; + }, + + update: function(e) { + + e = e || this.lastEvent; + if (!e) return; + this.lastEvent = e; + + if (!e.target.nodeName.match(/^(path|svg|rect|circle)$/)) return; + + var graph = this.graph; + + var eventX = e.offsetX || e.layerX; + var eventY = e.offsetY || e.layerY; + + var j = 0; + var points = []; + var nearestPoint; + + this.graph.series.active().forEach( function(series) { + + var data = this.graph.stackedData[j++]; + + if (!data.length) + return; + + var domainX = graph.x.invert(eventX); + + var domainIndexScale = d3.scale.linear() + .domain([data[0].x, data.slice(-1)[0].x]) + .range([0, data.length - 1]); + + var approximateIndex = Math.round(domainIndexScale(domainX)); + if (approximateIndex == data.length - 1) approximateIndex--; + + var dataIndex = Math.min(approximateIndex || 0, data.length - 1); + + for (var i = approximateIndex; i < data.length - 1;) { + + if (!data[i] || !data[i + 1]) break; + + if (data[i].x <= domainX && data[i + 1].x > domainX) { + dataIndex = Math.abs(domainX - data[i].x) < Math.abs(domainX - data[i + 1].x) ? i : i + 1; + break; + } + + if (data[i + 1].x <= domainX) { i++ } else { i-- } + } + + if (dataIndex < 0) dataIndex = 0; + var value = data[dataIndex]; + + var distance = Math.sqrt( + Math.pow(Math.abs(graph.x(value.x) - eventX), 2) + + Math.pow(Math.abs(graph.y(value.y + value.y0) - eventY), 2) + ); + + var xFormatter = series.xFormatter || this.xFormatter; + var yFormatter = series.yFormatter || this.yFormatter; + + var point = { + formattedXValue: xFormatter(value.x), + formattedYValue: yFormatter(series.scale ? series.scale.invert(value.y) : value.y), + series: series, + value: value, + distance: distance, + order: j, + name: series.name + }; + + if (!nearestPoint || distance < nearestPoint.distance) { + nearestPoint = point; + } + + points.push(point); + + }, this ); + + if (!nearestPoint) + return; + + nearestPoint.active = true; + + var domainX = nearestPoint.value.x; + var formattedXValue = nearestPoint.formattedXValue; + + this.element.innerHTML = ''; + this.element.style.left = graph.x(domainX) + 'px'; + + this.visible && this.render( { + points: points, + detail: points, // for backwards compatibility + mouseX: eventX, + mouseY: eventY, + formattedXValue: formattedXValue, + domainX: domainX + } ); + }, + + hide: function() { + this.visible = false; + this.element.classList.add('inactive'); + + if (typeof this.onHide == 'function') { + this.onHide(); + } + }, + + show: function() { + this.visible = true; + this.element.classList.remove('inactive'); + + if (typeof this.onShow == 'function') { + this.onShow(); + } + }, + + render: function(args) { + + var graph = this.graph; + var points = args.points; + var point = points.filter( function(p) { return p.active } ).shift(); + + if (point.value.y === null) return; + + var formattedXValue = point.formattedXValue; + var formattedYValue = point.formattedYValue; + + this.element.innerHTML = ''; + this.element.style.left = graph.x(point.value.x) + 'px'; + + var xLabel = document.createElement('div'); + + xLabel.className = 'x_label'; + xLabel.innerHTML = formattedXValue; + this.element.appendChild(xLabel); + + var item = document.createElement('div'); + + item.className = 'item'; + + // invert the scale if this series displays using a scale + var series = point.series; + var actualY = series.scale ? series.scale.invert(point.value.y) : point.value.y; + + item.innerHTML = this.formatter(series, point.value.x, actualY, formattedXValue, formattedYValue, point); + item.style.top = this.graph.y(point.value.y0 + point.value.y) + 'px'; + + this.element.appendChild(item); + + var dot = document.createElement('div'); + + dot.className = 'dot'; + dot.style.top = item.style.top; + dot.style.borderColor = series.color; + + this.element.appendChild(dot); + + if (point.active) { + item.classList.add('active'); + dot.classList.add('active'); + } + + // Assume left alignment until the element has been displayed and + // bounding box calculations are possible. + var alignables = [xLabel, item]; + alignables.forEach(function(el) { + el.classList.add('left'); + }); + + this.show(); + + // If left-alignment results in any error, try right-alignment. + var leftAlignError = this._calcLayoutError(alignables); + if (leftAlignError > 0) { + alignables.forEach(function(el) { + el.classList.remove('left'); + el.classList.add('right'); + }); + + // If right-alignment is worse than left alignment, switch back. + var rightAlignError = this._calcLayoutError(alignables); + if (rightAlignError > leftAlignError) { + alignables.forEach(function(el) { + el.classList.remove('right'); + el.classList.add('left'); + }); + } + } + + if (typeof this.onRender == 'function') { + this.onRender(args); + } + }, + + _calcLayoutError: function(alignables) { + // Layout error is calculated as the number of linear pixels by which + // an alignable extends past the left or right edge of the parent. + var parentRect = this.element.parentNode.getBoundingClientRect(); + + var error = 0; + var alignRight = alignables.forEach(function(el) { + var rect = el.getBoundingClientRect(); + if (!rect.width) { + return; + } + + if (rect.right > parentRect.right) { + error += rect.right - parentRect.right; + } + + if (rect.left < parentRect.left) { + error += parentRect.left - rect.left; + } + }); + return error; + }, + + _addListeners: function() { + + this.graph.element.addEventListener( + 'mousemove', + function(e) { + this.visible = true; + this.update(e); + }.bind(this), + false + ); + + this.graph.onUpdate( function() { this.update() }.bind(this) ); + + this.graph.element.addEventListener( + 'mouseout', + function(e) { + if (e.relatedTarget && !(e.relatedTarget.compareDocumentPosition(this.graph.element) & Node.DOCUMENT_POSITION_CONTAINS)) { + this.hide(); + } + }.bind(this), + false + ); + } +}); +Rickshaw.namespace('Rickshaw.Graph.JSONP'); + +Rickshaw.Graph.JSONP = Rickshaw.Class.create( Rickshaw.Graph.Ajax, { + + request: function() { + + $.ajax( { + url: this.dataURL, + dataType: 'jsonp', + success: this.success.bind(this), + error: this.error.bind(this) + } ); + } +} ); +Rickshaw.namespace('Rickshaw.Graph.Legend'); + +Rickshaw.Graph.Legend = Rickshaw.Class.create( { + + className: 'rickshaw_legend', + + initialize: function(args) { + this.element = args.element; + this.graph = args.graph; + this.naturalOrder = args.naturalOrder; + + this.element.classList.add(this.className); + + this.list = document.createElement('ul'); + this.element.appendChild(this.list); + + this.render(); + + // we could bind this.render.bind(this) here + // but triggering the re-render would lose the added + // behavior of the series toggle + this.graph.onUpdate( function() {} ); + }, + + render: function() { + var self = this; + + while ( this.list.firstChild ) { + this.list.removeChild( this.list.firstChild ); + } + this.lines = []; + + var series = this.graph.series + .map( function(s) { return s } ); + + if (!this.naturalOrder) { + series = series.reverse(); + } + + series.forEach( function(s) { + self.addLine(s); + } ); + + + }, + + addLine: function (series) { + var line = document.createElement('li'); + line.className = 'line'; + if (series.disabled) { + line.className += ' disabled'; + } + if (series.className) { + d3.select(line).classed(series.className, true); + } + var swatch = document.createElement('div'); + swatch.className = 'swatch'; + swatch.style.backgroundColor = series.color; + + line.appendChild(swatch); + + var label = document.createElement('span'); + label.className = 'label'; + label.innerHTML = series.name; + + line.appendChild(label); + this.list.appendChild(line); + + line.series = series; + + if (series.noLegend) { + line.style.display = 'none'; + } + + var _line = { element: line, series: series }; + if (this.shelving) { + this.shelving.addAnchor(_line); + this.shelving.updateBehaviour(); + } + if (this.highlighter) { + this.highlighter.addHighlightEvents(_line); + } + this.lines.push(_line); + return line; + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.RangeSlider'); + +Rickshaw.Graph.RangeSlider = Rickshaw.Class.create({ + + initialize: function(args) { + + var element = this.element = args.element; + var graph = this.graph = args.graph; + + this.build(); + + graph.onUpdate( function() { this.update() }.bind(this) ); + }, + + build: function() { + + var element = this.element; + var graph = this.graph; + + var domain = graph.dataDomain(); + + $( function() { + $(element).slider( { + range: true, + min: domain[0], + max: domain[1], + values: [ + domain[0], + domain[1] + ], + slide: function( event, ui ) { + + if (ui.values[1] <= ui.values[0]) return; + + graph.window.xMin = ui.values[0]; + graph.window.xMax = ui.values[1]; + graph.update(); + + var domain = graph.dataDomain(); + + // if we're at an extreme, stick there + if (domain[0] == ui.values[0]) { + graph.window.xMin = undefined; + } + if (domain[1] == ui.values[1]) { + graph.window.xMax = undefined; + } + } + } ); + } ); + + $(element)[0].style.width = graph.width + 'px'; + + }, + + update: function() { + + var element = this.element; + var graph = this.graph; + + var values = $(element).slider('option', 'values'); + + var domain = graph.dataDomain(); + + $(element).slider('option', 'min', domain[0]); + $(element).slider('option', 'max', domain[1]); + + if (graph.window.xMin == null) { + values[0] = domain[0]; + } + if (graph.window.xMax == null) { + values[1] = domain[1]; + } + + $(element).slider('option', 'values', values); + } +}); + +Rickshaw.namespace('Rickshaw.Graph.RangeSlider.Preview'); + +Rickshaw.Graph.RangeSlider.Preview = Rickshaw.Class.create({ + + initialize: function(args) { + + if (!args.element) throw "Rickshaw.Graph.RangeSlider.Preview needs a reference to an element"; + if (!args.graph && !args.graphs) throw "Rickshaw.Graph.RangeSlider.Preview needs a reference to an graph or an array of graphs"; + + this.element = args.element; + this.graphs = args.graph ? [ args.graph ] : args.graphs; + + this.defaults = { + height: 75, + width: 400, + gripperColor: undefined, + frameTopThickness: 3, + frameHandleThickness: 10, + frameColor: "#d4d4d4", + frameOpacity: 1, + minimumFrameWidth: 0 + }; + + this.defaults.gripperColor = d3.rgb(this.defaults.frameColor).darker().toString(); + + this.configureCallbacks = []; + this.previews = []; + + args.width = args.width || this.graphs[0].width || this.defaults.width; + args.height = args.height || this.graphs[0].height / 5 || this.defaults.height; + + this.configure(args); + this.render(); + }, + + onConfigure: function(callback) { + this.configureCallbacks.push(callback); + }, + + configure: function(args) { + + this.config = {}; + + this.configureCallbacks.forEach(function(callback) { + callback(args); + }); + + Rickshaw.keys(this.defaults).forEach(function(k) { + this.config[k] = k in args ? args[k] + : k in this.config ? this.config[k] + : this.defaults[k]; + }, this); + + if (args.width) { + this.previews.forEach(function(preview) { + var width = args.width - this.config.frameHandleThickness * 2; + preview.setSize({ width: width }); + }, this); + } + + if (args.height) { + this.previews.forEach(function(preview) { + var height = this.previewHeight / this.graphs.length; + preview.setSize({ height: height }); + }, this); + } + }, + + render: function() { + + var self = this; + + this.svg = d3.select(this.element) + .selectAll("svg.rickshaw_range_slider_preview") + .data([null]); + + this.previewHeight = this.config.height - (this.config.frameTopThickness * 2); + this.previewWidth = this.config.width - (this.config.frameHandleThickness * 2); + + this.currentFrame = [0, this.previewWidth]; + + var buildGraph = function(parent, index) { + + var graphArgs = Rickshaw.extend({}, parent.config); + var height = self.previewHeight / self.graphs.length; + + Rickshaw.extend(graphArgs, { + element: this.appendChild(document.createElement("div")), + height: height, + width: self.previewWidth, + series: parent.series + }); + + var graph = new Rickshaw.Graph(graphArgs); + self.previews.push(graph); + + parent.onUpdate(function() { graph.render(); self.render() }); + + parent.onConfigure(function(args) { + // don't propagate height + delete args.height; + graph.configure(args); + graph.render(); + }); + + graph.render(); + }; + + var graphContainer = d3.select(this.element) + .selectAll("div.rickshaw_range_slider_preview_container") + .data(this.graphs); + + var translateCommand = "translate(" + + this.config.frameHandleThickness + "px, " + + this.config.frameTopThickness + "px)"; + + graphContainer.enter() + .append("div") + .classed("rickshaw_range_slider_preview_container", true) + .style("-webkit-transform", translateCommand) + .style("-moz-transform", translateCommand) + .style("-ms-transform", translateCommand) + .style("transform", translateCommand) + .each(buildGraph); + + graphContainer.exit() + .remove(); + + // Use the first graph as the "master" for the frame state + var masterGraph = this.graphs[0]; + + var domainScale = d3.scale.linear() + .domain([0, this.previewWidth]) + .range(masterGraph.dataDomain()); + + var currentWindow = [masterGraph.window.xMin, masterGraph.window.xMax]; + + this.currentFrame[0] = currentWindow[0] === undefined ? + 0 : Math.round(domainScale.invert(currentWindow[0])); + + if (this.currentFrame[0] < 0) this.currentFrame[0] = 0; + + this.currentFrame[1] = currentWindow[1] === undefined ? + this.previewWidth : domainScale.invert(currentWindow[1]); + + if (this.currentFrame[1] - this.currentFrame[0] < self.config.minimumFrameWidth) { + this.currentFrame[1] = (this.currentFrame[0] || 0) + self.config.minimumFrameWidth; + } + + this.svg.enter() + .append("svg") + .classed("rickshaw_range_slider_preview", true) + .style("height", this.config.height + "px") + .style("width", this.config.width + "px") + .style("position", "relative") + .style("top", -this.previewHeight + "px"); + + this._renderDimming(); + this._renderFrame(); + this._renderGrippers(); + this._renderHandles(); + this._renderMiddle(); + + this._registerMouseEvents(); + }, + + _renderDimming: function() { + + var element = this.svg + .selectAll("path.dimming") + .data([null]); + + element.enter() + .append("path") + .attr("fill", "white") + .attr("fill-opacity", "0.7") + .attr("fill-rule", "evenodd") + .classed("dimming", true); + + var path = ""; + path += " M " + this.config.frameHandleThickness + " " + this.config.frameTopThickness; + path += " h " + this.previewWidth; + path += " v " + this.previewHeight; + path += " h " + -this.previewWidth; + path += " z "; + path += " M " + Math.max(this.currentFrame[0], this.config.frameHandleThickness) + " " + this.config.frameTopThickness; + path += " H " + Math.min(this.currentFrame[1] + this.config.frameHandleThickness * 2, this.previewWidth + this.config.frameHandleThickness); + path += " v " + this.previewHeight; + path += " H " + Math.max(this.currentFrame[0], this.config.frameHandleThickness); + path += " z"; + + element.attr("d", path); + }, + + _renderFrame: function() { + + var element = this.svg + .selectAll("path.frame") + .data([null]); + + element.enter() + .append("path") + .attr("stroke", "white") + .attr("stroke-width", "1px") + .attr("stroke-linejoin", "round") + .attr("fill", this.config.frameColor) + .attr("fill-opacity", this.config.frameOpacity) + .attr("fill-rule", "evenodd") + .classed("frame", true); + + var path = ""; + path += " M " + this.currentFrame[0] + " 0"; + path += " H " + (this.currentFrame[1] + (this.config.frameHandleThickness * 2)); + path += " V " + this.config.height; + path += " H " + (this.currentFrame[0]); + path += " z"; + path += " M " + (this.currentFrame[0] + this.config.frameHandleThickness) + " " + this.config.frameTopThickness; + path += " H " + (this.currentFrame[1] + this.config.frameHandleThickness); + path += " v " + this.previewHeight; + path += " H " + (this.currentFrame[0] + this.config.frameHandleThickness); + path += " z"; + + element.attr("d", path); + }, + + _renderGrippers: function() { + + var gripper = this.svg.selectAll("path.gripper") + .data([null]); + + gripper.enter() + .append("path") + .attr("stroke", this.config.gripperColor) + .classed("gripper", true); + + var path = ""; + + [0.4, 0.6].forEach(function(spacing) { + path += " M " + Math.round((this.currentFrame[0] + (this.config.frameHandleThickness * spacing))) + " " + Math.round(this.config.height * 0.3); + path += " V " + Math.round(this.config.height * 0.7); + path += " M " + Math.round((this.currentFrame[1] + (this.config.frameHandleThickness * (1 + spacing)))) + " " + Math.round(this.config.height * 0.3); + path += " V " + Math.round(this.config.height * 0.7); + }.bind(this)); + + gripper.attr("d", path); + }, + + _renderHandles: function() { + + var leftHandle = this.svg.selectAll("rect.left_handle") + .data([null]); + + leftHandle.enter() + .append("rect") + .attr('width', this.config.frameHandleThickness) + .attr('height', this.config.height) + .style("cursor", "ew-resize") + .style("fill-opacity", "0") + .classed("left_handle", true); + + leftHandle.attr('x', this.currentFrame[0]); + + var rightHandle = this.svg.selectAll("rect.right_handle") + .data([null]); + + rightHandle.enter() + .append("rect") + .attr('width', this.config.frameHandleThickness) + .attr('height', this.config.height) + .style("cursor", "ew-resize") + .style("fill-opacity", "0") + .classed("right_handle", true); + + rightHandle.attr('x', this.currentFrame[1] + this.config.frameHandleThickness); + }, + + _renderMiddle: function() { + + var middleHandle = this.svg.selectAll("rect.middle_handle") + .data([null]); + + middleHandle.enter() + .append("rect") + .attr('height', this.config.height) + .style("cursor", "move") + .style("fill-opacity", "0") + .classed("middle_handle", true); + + middleHandle + .attr('width', Math.max(0, this.currentFrame[1] - this.currentFrame[0])) + .attr('x', this.currentFrame[0] + this.config.frameHandleThickness); + }, + + _registerMouseEvents: function() { + + var element = d3.select(this.element); + + var drag = { + target: null, + start: null, + stop: null, + left: false, + right: false, + rigid: false + }; + + var self = this; + + function onMousemove(datum, index) { + + drag.stop = self._getClientXFromEvent(d3.event, drag); + var distanceTraveled = drag.stop - drag.start; + var frameAfterDrag = self.frameBeforeDrag.slice(0); + var minimumFrameWidth = self.config.minimumFrameWidth; + + if (drag.rigid) { + minimumFrameWidth = self.frameBeforeDrag[1] - self.frameBeforeDrag[0]; + } + if (drag.left) { + frameAfterDrag[0] = Math.max(frameAfterDrag[0] + distanceTraveled, 0); + } + if (drag.right) { + frameAfterDrag[1] = Math.min(frameAfterDrag[1] + distanceTraveled, self.previewWidth); + } + + var currentFrameWidth = frameAfterDrag[1] - frameAfterDrag[0]; + + if (currentFrameWidth <= minimumFrameWidth) { + + if (drag.left) { + frameAfterDrag[0] = frameAfterDrag[1] - minimumFrameWidth; + } + if (drag.right) { + frameAfterDrag[1] = frameAfterDrag[0] + minimumFrameWidth; + } + if (frameAfterDrag[0] <= 0) { + frameAfterDrag[1] -= frameAfterDrag[0]; + frameAfterDrag[0] = 0; + } + if (frameAfterDrag[1] >= self.previewWidth) { + frameAfterDrag[0] -= (frameAfterDrag[1] - self.previewWidth); + frameAfterDrag[1] = self.previewWidth; + } + } + + self.graphs.forEach(function(graph) { + + var domainScale = d3.scale.linear() + .interpolate(d3.interpolateRound) + .domain([0, self.previewWidth]) + .range(graph.dataDomain()); + + var windowAfterDrag = [ + domainScale(frameAfterDrag[0]), + domainScale(frameAfterDrag[1]) + ]; + + if (frameAfterDrag[0] === 0) { + windowAfterDrag[0] = undefined; + } + if (frameAfterDrag[1] === self.previewWidth) { + windowAfterDrag[1] = undefined; + } + graph.window.xMin = windowAfterDrag[0]; + graph.window.xMax = windowAfterDrag[1]; + + graph.update(); + }); + } + + function onMousedown() { + drag.target = d3.event.target; + drag.start = self._getClientXFromEvent(d3.event, drag); + self.frameBeforeDrag = self.currentFrame.slice(); + d3.event.preventDefault ? d3.event.preventDefault() : d3.event.returnValue = false; + d3.select(document).on("mousemove.rickshaw_range_slider_preview", onMousemove); + d3.select(document).on("mouseup.rickshaw_range_slider_preview", onMouseup); + d3.select(document).on("touchmove.rickshaw_range_slider_preview", onMousemove); + d3.select(document).on("touchend.rickshaw_range_slider_preview", onMouseup); + d3.select(document).on("touchcancel.rickshaw_range_slider_preview", onMouseup); + } + + function onMousedownLeftHandle(datum, index) { + drag.left = true; + onMousedown(); + } + + function onMousedownRightHandle(datum, index) { + drag.right = true; + onMousedown(); + } + + function onMousedownMiddleHandle(datum, index) { + drag.left = true; + drag.right = true; + drag.rigid = true; + onMousedown(); + } + + function onMouseup(datum, index) { + d3.select(document).on("mousemove.rickshaw_range_slider_preview", null); + d3.select(document).on("mouseup.rickshaw_range_slider_preview", null); + d3.select(document).on("touchmove.rickshaw_range_slider_preview", null); + d3.select(document).on("touchend.rickshaw_range_slider_preview", null); + d3.select(document).on("touchcancel.rickshaw_range_slider_preview", null); + delete self.frameBeforeDrag; + drag.left = false; + drag.right = false; + drag.rigid = false; + } + + element.select("rect.left_handle").on("mousedown", onMousedownLeftHandle); + element.select("rect.right_handle").on("mousedown", onMousedownRightHandle); + element.select("rect.middle_handle").on("mousedown", onMousedownMiddleHandle); + element.select("rect.left_handle").on("touchstart", onMousedownLeftHandle); + element.select("rect.right_handle").on("touchstart", onMousedownRightHandle); + element.select("rect.middle_handle").on("touchstart", onMousedownMiddleHandle); + }, + + _getClientXFromEvent: function(event, drag) { + + switch (event.type) { + case 'touchstart': + case 'touchmove': + var touchList = event.changedTouches; + var touch = null; + for (var touchIndex = 0; touchIndex < touchList.length; touchIndex++) { + if (touchList[touchIndex].target === drag.target) { + touch = touchList[touchIndex]; + break; + } + } + return touch !== null ? touch.clientX : undefined; + + default: + return event.clientX; + } + } +}); + +Rickshaw.namespace("Rickshaw.Graph.Renderer"); + +Rickshaw.Graph.Renderer = Rickshaw.Class.create( { + + initialize: function(args) { + this.graph = args.graph; + this.tension = args.tension || this.tension; + this.configure(args); + }, + + seriesPathFactory: function() { + //implement in subclass + }, + + seriesStrokeFactory: function() { + // implement in subclass + }, + + defaults: function() { + return { + tension: 0.8, + strokeWidth: 2, + unstack: true, + padding: { top: 0.01, right: 0, bottom: 0.01, left: 0 }, + stroke: false, + fill: false + }; + }, + + domain: function(data) { + + var stackedData = data || this.graph.stackedData || this.graph.stackData(); + var firstPoint = stackedData[0][0]; + + if (firstPoint === undefined) { + return { x: [null, null], y: [null, null] }; + } + + var xMin = firstPoint.x; + var xMax = firstPoint.x; + + var yMin = firstPoint.y + firstPoint.y0; + var yMax = firstPoint.y + firstPoint.y0; + + stackedData.forEach( function(series) { + + series.forEach( function(d) { + + if (d.y == null) return; + + var y = d.y + d.y0; + + if (y < yMin) yMin = y; + if (y > yMax) yMax = y; + } ); + + if (!series.length) return; + + if (series[0].x < xMin) xMin = series[0].x; + if (series[series.length - 1].x > xMax) xMax = series[series.length - 1].x; + } ); + + xMin -= (xMax - xMin) * this.padding.left; + xMax += (xMax - xMin) * this.padding.right; + + yMin = this.graph.min === 'auto' ? yMin : this.graph.min || 0; + yMax = this.graph.max === undefined ? yMax : this.graph.max; + + if (this.graph.min === 'auto' || yMin < 0) { + yMin -= (yMax - yMin) * this.padding.bottom; + } + + if (this.graph.max === undefined) { + yMax += (yMax - yMin) * this.padding.top; + } + + return { x: [xMin, xMax], y: [yMin, yMax] }; + }, + + render: function(args) { + + args = args || {}; + + var graph = this.graph; + var series = args.series || graph.series; + + var vis = args.vis || graph.vis; + vis.selectAll('*').remove(); + + var data = series + .filter(function(s) { return !s.disabled }) + .map(function(s) { return s.stack }); + + var pathNodes = vis.selectAll("path.path") + .data(data) + .enter().append("svg:path") + .classed('path', true) + .attr("d", this.seriesPathFactory()); + + if (this.stroke) { + var strokeNodes = vis.selectAll('path.stroke') + .data(data) + .enter().append("svg:path") + .classed('stroke', true) + .attr("d", this.seriesStrokeFactory()); + } + + var i = 0; + series.forEach( function(series) { + if (series.disabled) return; + series.path = pathNodes[0][i]; + if (this.stroke) series.stroke = strokeNodes[0][i]; + this._styleSeries(series); + i++; + }, this ); + + }, + + _styleSeries: function(series) { + + var fill = this.fill ? series.color : 'none'; + var stroke = this.stroke ? series.color : 'none'; + + series.path.setAttribute('fill', fill); + series.path.setAttribute('stroke', stroke); + series.path.setAttribute('stroke-width', this.strokeWidth); + + if (series.className) { + d3.select(series.path).classed(series.className, true); + } + if (series.className && this.stroke) { + d3.select(series.stroke).classed(series.className, true); + } + }, + + configure: function(args) { + + args = args || {}; + + Rickshaw.keys(this.defaults()).forEach( function(key) { + + if (!args.hasOwnProperty(key)) { + this[key] = this[key] || this.graph[key] || this.defaults()[key]; + return; + } + + if (typeof this.defaults()[key] == 'object') { + + Rickshaw.keys(this.defaults()[key]).forEach( function(k) { + + this[key][k] = + args[key][k] !== undefined ? args[key][k] : + this[key][k] !== undefined ? this[key][k] : + this.defaults()[key][k]; + }, this ); + + } else { + this[key] = + args[key] !== undefined ? args[key] : + this[key] !== undefined ? this[key] : + this.graph[key] !== undefined ? this.graph[key] : + this.defaults()[key]; + } + + }, this ); + }, + + setStrokeWidth: function(strokeWidth) { + if (strokeWidth !== undefined) { + this.strokeWidth = strokeWidth; + } + }, + + setTension: function(tension) { + if (tension !== undefined) { + this.tension = tension; + } + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Renderer.Line'); + +Rickshaw.Graph.Renderer.Line = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'line', + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + unstack: true, + fill: false, + stroke: true + } ); + }, + + seriesPathFactory: function() { + + var graph = this.graph; + + var factory = d3.svg.line() + .x( function(d) { return graph.x(d.x) } ) + .y( function(d) { return graph.y(d.y) } ) + .interpolate(this.graph.interpolation).tension(this.tension); + + factory.defined && factory.defined( function(d) { return d.y !== null } ); + return factory; + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Renderer.Stack'); + +Rickshaw.Graph.Renderer.Stack = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'stack', + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + fill: true, + stroke: false, + unstack: false + } ); + }, + + seriesPathFactory: function() { + + var graph = this.graph; + + var factory = d3.svg.area() + .x( function(d) { return graph.x(d.x) } ) + .y0( function(d) { return graph.y(d.y0) } ) + .y1( function(d) { return graph.y(d.y + d.y0) } ) + .interpolate(this.graph.interpolation).tension(this.tension); + + factory.defined && factory.defined( function(d) { return d.y !== null } ); + return factory; + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Renderer.Bar'); + +Rickshaw.Graph.Renderer.Bar = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'bar', + + defaults: function($super) { + + var defaults = Rickshaw.extend( $super(), { + gapSize: 0.05, + unstack: false + } ); + + delete defaults.tension; + return defaults; + }, + + initialize: function($super, args) { + args = args || {}; + this.gapSize = args.gapSize || this.gapSize; + $super(args); + }, + + domain: function($super) { + + var domain = $super(); + + var frequentInterval = this._frequentInterval(this.graph.stackedData.slice(-1).shift()); + domain.x[1] += Number(frequentInterval.magnitude); + + return domain; + }, + + barWidth: function(series) { + + var frequentInterval = this._frequentInterval(series.stack); + var barWidth = this.graph.x(series.stack[0].x + frequentInterval.magnitude * (1 - this.gapSize)); + + return barWidth; + }, + + render: function(args) { + + args = args || {}; + + var graph = this.graph; + var series = args.series || graph.series; + + var vis = args.vis || graph.vis; + vis.selectAll('*').remove(); + + var barWidth = this.barWidth(series.active()[0]); + var barXOffset = 0; + + var activeSeriesCount = series.filter( function(s) { return !s.disabled; } ).length; + var seriesBarWidth = this.unstack ? barWidth / activeSeriesCount : barWidth; + + var transform = function(d) { + // add a matrix transform for negative values + var matrix = [ 1, 0, 0, (d.y < 0 ? -1 : 1), 0, (d.y < 0 ? graph.y.magnitude(Math.abs(d.y)) * 2 : 0) ]; + return "matrix(" + matrix.join(',') + ")"; + }; + + series.forEach( function(series) { + + if (series.disabled) return; + + var barWidth = this.barWidth(series); + + var nodes = vis.selectAll("path") + .data(series.stack.filter( function(d) { return d.y !== null } )) + .enter().append("svg:rect") + .attr("x", function(d) { return graph.x(d.x) + barXOffset }) + .attr("y", function(d) { return (graph.y(d.y0 + Math.abs(d.y))) * (d.y < 0 ? -1 : 1 ) }) + .attr("width", seriesBarWidth) + .attr("height", function(d) { return graph.y.magnitude(Math.abs(d.y)) }) + .attr("transform", transform); + + Array.prototype.forEach.call(nodes[0], function(n) { + n.setAttribute('fill', series.color); + } ); + + if (this.unstack) barXOffset += seriesBarWidth; + + }, this ); + }, + + _frequentInterval: function(data) { + + var intervalCounts = {}; + + for (var i = 0; i < data.length - 1; i++) { + var interval = data[i + 1].x - data[i].x; + intervalCounts[interval] = intervalCounts[interval] || 0; + intervalCounts[interval]++; + } + + var frequentInterval = { count: 0, magnitude: 1 }; + + Rickshaw.keys(intervalCounts).forEach( function(i) { + if (frequentInterval.count < intervalCounts[i]) { + frequentInterval = { + count: intervalCounts[i], + magnitude: i + }; + } + } ); + + return frequentInterval; + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Renderer.Area'); + +Rickshaw.Graph.Renderer.Area = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'area', + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + unstack: false, + fill: false, + stroke: false + } ); + }, + + seriesPathFactory: function() { + + var graph = this.graph; + + var factory = d3.svg.area() + .x( function(d) { return graph.x(d.x) } ) + .y0( function(d) { return graph.y(d.y0) } ) + .y1( function(d) { return graph.y(d.y + d.y0) } ) + .interpolate(graph.interpolation).tension(this.tension); + + factory.defined && factory.defined( function(d) { return d.y !== null } ); + return factory; + }, + + seriesStrokeFactory: function() { + + var graph = this.graph; + + var factory = d3.svg.line() + .x( function(d) { return graph.x(d.x) } ) + .y( function(d) { return graph.y(d.y + d.y0) } ) + .interpolate(graph.interpolation).tension(this.tension); + + factory.defined && factory.defined( function(d) { return d.y !== null } ); + return factory; + }, + + render: function(args) { + + args = args || {}; + + var graph = this.graph; + var series = args.series || graph.series; + + var vis = args.vis || graph.vis; + vis.selectAll('*').remove(); + + // insert or stacked areas so strokes lay on top of areas + var method = this.unstack ? 'append' : 'insert'; + + var data = series + .filter(function(s) { return !s.disabled }) + .map(function(s) { return s.stack }); + + var nodes = vis.selectAll("path") + .data(data) + .enter()[method]("svg:g", 'g'); + + nodes.append("svg:path") + .attr("d", this.seriesPathFactory()) + .attr("class", 'area'); + + if (this.stroke) { + nodes.append("svg:path") + .attr("d", this.seriesStrokeFactory()) + .attr("class", 'line'); + } + + var i = 0; + series.forEach( function(series) { + if (series.disabled) return; + series.path = nodes[0][i++]; + this._styleSeries(series); + }, this ); + }, + + _styleSeries: function(series) { + + if (!series.path) return; + + d3.select(series.path).select('.area') + .attr('fill', series.color); + + if (this.stroke) { + d3.select(series.path).select('.line') + .attr('fill', 'none') + .attr('stroke', series.stroke || d3.interpolateRgb(series.color, 'black')(0.125)) + .attr('stroke-width', this.strokeWidth); + } + + if (series.className) { + series.path.setAttribute('class', series.className); + } + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Renderer.ScatterPlot'); + +Rickshaw.Graph.Renderer.ScatterPlot = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'scatterplot', + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + unstack: true, + fill: true, + stroke: false, + padding:{ top: 0.01, right: 0.01, bottom: 0.01, left: 0.01 }, + dotSize: 4 + } ); + }, + + initialize: function($super, args) { + $super(args); + }, + + render: function(args) { + + args = args || {}; + + var graph = this.graph; + + var series = args.series || graph.series; + var vis = args.vis || graph.vis; + + var dotSize = this.dotSize; + + vis.selectAll('*').remove(); + + series.forEach( function(series) { + + if (series.disabled) return; + + var nodes = vis.selectAll("path") + .data(series.stack.filter( function(d) { return d.y !== null } )) + .enter().append("svg:circle") + .attr("cx", function(d) { return graph.x(d.x) }) + .attr("cy", function(d) { return graph.y(d.y) }) + .attr("r", function(d) { return ("r" in d) ? d.r : dotSize}); + if (series.className) { + nodes.classed(series.className, true); + } + + Array.prototype.forEach.call(nodes[0], function(n) { + n.setAttribute('fill', series.color); + } ); + + }, this ); + } +} ); +Rickshaw.namespace('Rickshaw.Graph.Renderer.Multi'); + +Rickshaw.Graph.Renderer.Multi = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'multi', + + initialize: function($super, args) { + + $super(args); + }, + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + unstack: true, + fill: false, + stroke: true + } ); + }, + + configure: function($super, args) { + + args = args || {}; + this.config = args; + $super(args); + }, + + domain: function($super) { + + this.graph.stackData(); + + var domains = []; + + var groups = this._groups(); + this._stack(groups); + + groups.forEach( function(group) { + + var data = group.series + .filter( function(s) { return !s.disabled } ) + .map( function(s) { return s.stack }); + + if (!data.length) return; + + var domain = $super(data); + domains.push(domain); + }); + + var xMin = d3.min(domains.map( function(d) { return d.x[0] } )); + var xMax = d3.max(domains.map( function(d) { return d.x[1] } )); + var yMin = d3.min(domains.map( function(d) { return d.y[0] } )); + var yMax = d3.max(domains.map( function(d) { return d.y[1] } )); + + return { x: [xMin, xMax], y: [yMin, yMax] }; + }, + + _groups: function() { + + var graph = this.graph; + + var renderGroups = {}; + + graph.series.forEach( function(series) { + + if (series.disabled) return; + + if (!renderGroups[series.renderer]) { + + var ns = "http://www.w3.org/2000/svg"; + var vis = document.createElementNS(ns, 'g'); + + graph.vis[0][0].appendChild(vis); + + var renderer = graph._renderers[series.renderer]; + + var config = {}; + + var defaults = [ this.defaults(), renderer.defaults(), this.config, this.graph ]; + defaults.forEach(function(d) { Rickshaw.extend(config, d) }); + + renderer.configure(config); + + renderGroups[series.renderer] = { + renderer: renderer, + series: [], + vis: d3.select(vis) + }; + } + + renderGroups[series.renderer].series.push(series); + + }, this); + + var groups = []; + + Object.keys(renderGroups).forEach( function(key) { + var group = renderGroups[key]; + groups.push(group); + }); + + return groups; + }, + + _stack: function(groups) { + + groups.forEach( function(group) { + + var series = group.series + .filter( function(series) { return !series.disabled } ); + + var data = series + .map( function(series) { return series.stack } ); + + if (!group.renderer.unstack) { + + var layout = d3.layout.stack(); + var stackedData = Rickshaw.clone(layout(data)); + + series.forEach( function(series, index) { + series._stack = Rickshaw.clone(stackedData[index]); + }); + } + + }, this ); + + return groups; + + }, + + render: function() { + + this.graph.series.forEach( function(series) { + if (!series.renderer) { + throw new Error("Each series needs a renderer for graph 'multi' renderer"); + } + }); + + this.graph.vis.selectAll('*').remove(); + + var groups = this._groups(); + groups = this._stack(groups); + + groups.forEach( function(group) { + + var series = group.series + .filter( function(series) { return !series.disabled } ); + + series.active = function() { return series }; + + group.renderer.render({ series: series, vis: group.vis }); + series.forEach(function(s) { s.stack = s._stack || s.stack || s.data; }); + }); + } + +} ); +Rickshaw.namespace('Rickshaw.Graph.Renderer.LinePlot'); + +Rickshaw.Graph.Renderer.LinePlot = Rickshaw.Class.create( Rickshaw.Graph.Renderer, { + + name: 'lineplot', + + defaults: function($super) { + + return Rickshaw.extend( $super(), { + unstack: true, + fill: false, + stroke: true, + padding:{ top: 0.01, right: 0.01, bottom: 0.01, left: 0.01 }, + dotSize: 3, + strokeWidth: 2 + } ); + }, + + initialize: function($super, args) { + $super(args); + }, + + seriesPathFactory: function() { + + var graph = this.graph; + + var factory = d3.svg.line() + .x( function(d) { return graph.x(d.x) } ) + .y( function(d) { return graph.y(d.y) } ) + .interpolate(this.graph.interpolation).tension(this.tension); + + factory.defined && factory.defined( function(d) { return d.y !== null } ); + return factory; + }, + + _renderDots: function() { + + var graph = this.graph; + + graph.series.forEach(function(series) { + + if (series.disabled) return; + + var nodes = graph.vis.selectAll("x") + .data(series.stack.filter( function(d) { return d.y !== null } )) + .enter().append("svg:circle") + .attr("cx", function(d) { return graph.x(d.x) }) + .attr("cy", function(d) { return graph.y(d.y) }) + .attr("r", function(d) { return ("r" in d) ? d.r : graph.renderer.dotSize}); + + Array.prototype.forEach.call(nodes[0], function(n) { + if (!n) return; + n.setAttribute('data-color', series.color); + n.setAttribute('fill', 'white'); + n.setAttribute('stroke', series.color); + n.setAttribute('stroke-width', this.strokeWidth); + + }.bind(this)); + + }, this); + }, + + _renderLines: function() { + + var graph = this.graph; + + var nodes = graph.vis.selectAll("path") + .data(this.graph.stackedData) + .enter().append("svg:path") + .attr("d", this.seriesPathFactory()); + + var i = 0; + graph.series.forEach(function(series) { + if (series.disabled) return; + series.path = nodes[0][i++]; + this._styleSeries(series); + }, this); + }, + + render: function() { + + var graph = this.graph; + + graph.vis.selectAll('*').remove(); + + this._renderLines(); + this._renderDots(); + } +} ); + +Rickshaw.namespace('Rickshaw.Graph.Smoother'); + +Rickshaw.Graph.Smoother = Rickshaw.Class.create({ + + initialize: function(args) { + + this.graph = args.graph; + this.element = args.element; + this.aggregationScale = 1; + + this.build(); + + this.graph.stackData.hooks.data.push( { + name: 'smoother', + orderPosition: 50, + f: this.transformer.bind(this) + } ); + }, + + build: function() { + + var self = this; + + if (this.element) { + $( function() { + $(self.element).slider( { + min: 1, + max: 100, + slide: function( event, ui ) { + self.setScale(ui.value); + self.graph.update(); + } + } ); + } ); + } + }, + + setScale: function(scale) { + + if (scale < 1) { + throw "scale out of range: " + scale; + } + + this.aggregationScale = scale; + this.graph.update(); + }, + + transformer: function(data) { + + if (this.aggregationScale == 1) return data; + + var aggregatedData = []; + + data.forEach( function(seriesData) { + + var aggregatedSeriesData = []; + + while (seriesData.length) { + + var avgX = 0, avgY = 0; + var slice = seriesData.splice(0, this.aggregationScale); + + slice.forEach( function(d) { + avgX += d.x / slice.length; + avgY += d.y / slice.length; + } ); + + aggregatedSeriesData.push( { x: avgX, y: avgY } ); + } + + aggregatedData.push(aggregatedSeriesData); + + }.bind(this) ); + + return aggregatedData; + } +}); + +Rickshaw.namespace('Rickshaw.Graph.Socketio'); + +Rickshaw.Graph.Socketio = Rickshaw.Class.create( Rickshaw.Graph.Ajax, { + request: function() { + var socket = io.connect(this.dataURL); + var self = this; + socket.on('rickshaw', function (data) { + self.success(data); + }); + } +} ); +Rickshaw.namespace('Rickshaw.Series'); + +Rickshaw.Series = Rickshaw.Class.create( Array, { + + initialize: function (data, palette, options) { + + options = options || {}; + + this.palette = new Rickshaw.Color.Palette(palette); + + this.timeBase = typeof(options.timeBase) === 'undefined' ? + Math.floor(new Date().getTime() / 1000) : + options.timeBase; + + var timeInterval = typeof(options.timeInterval) == 'undefined' ? + 1000 : + options.timeInterval; + + this.setTimeInterval(timeInterval); + + if (data && (typeof(data) == "object") && Array.isArray(data)) { + data.forEach( function(item) { this.addItem(item) }, this ); + } + }, + + addItem: function(item) { + + if (typeof(item.name) === 'undefined') { + throw('addItem() needs a name'); + } + + item.color = (item.color || this.palette.color(item.name)); + item.data = (item.data || []); + + // backfill, if necessary + if ((item.data.length === 0) && this.length && (this.getIndex() > 0)) { + this[0].data.forEach( function(plot) { + item.data.push({ x: plot.x, y: 0 }); + } ); + } else if (item.data.length === 0) { + item.data.push({ x: this.timeBase - (this.timeInterval || 0), y: 0 }); + } + + this.push(item); + + if (this.legend) { + this.legend.addLine(this.itemByName(item.name)); + } + }, + + addData: function(data, x) { + + var index = this.getIndex(); + + Rickshaw.keys(data).forEach( function(name) { + if (! this.itemByName(name)) { + this.addItem({ name: name }); + } + }, this ); + + this.forEach( function(item) { + item.data.push({ + x: x || (index * this.timeInterval || 1) + this.timeBase, + y: (data[item.name] || 0) + }); + }, this ); + }, + + getIndex: function () { + return (this[0] && this[0].data && this[0].data.length) ? this[0].data.length : 0; + }, + + itemByName: function(name) { + + for (var i = 0; i < this.length; i++) { + if (this[i].name == name) + return this[i]; + } + }, + + setTimeInterval: function(iv) { + this.timeInterval = iv / 1000; + }, + + setTimeBase: function (t) { + this.timeBase = t; + }, + + dump: function() { + + var data = { + timeBase: this.timeBase, + timeInterval: this.timeInterval, + items: [] + }; + + this.forEach( function(item) { + + var newItem = { + color: item.color, + name: item.name, + data: [] + }; + + item.data.forEach( function(plot) { + newItem.data.push({ x: plot.x, y: plot.y }); + } ); + + data.items.push(newItem); + } ); + + return data; + }, + + load: function(data) { + + if (data.timeInterval) { + this.timeInterval = data.timeInterval; + } + + if (data.timeBase) { + this.timeBase = data.timeBase; + } + + if (data.items) { + data.items.forEach( function(item) { + this.push(item); + if (this.legend) { + this.legend.addLine(this.itemByName(item.name)); + } + + }, this ); + } + } +} ); + +Rickshaw.Series.zeroFill = function(series) { + Rickshaw.Series.fill(series, 0); +}; + +Rickshaw.Series.fill = function(series, fill) { + + var x; + var i = 0; + + var data = series.map( function(s) { return s.data } ); + + while ( i < Math.max.apply(null, data.map( function(d) { return d.length } )) ) { + + x = Math.min.apply( null, + data + .filter(function(d) { return d[i] }) + .map(function(d) { return d[i].x }) + ); + + data.forEach( function(d) { + if (!d[i] || d[i].x != x) { + d.splice(i, 0, { x: x, y: fill }); + } + } ); + + i++; + } +}; + +Rickshaw.namespace('Rickshaw.Series.FixedDuration'); + +Rickshaw.Series.FixedDuration = Rickshaw.Class.create(Rickshaw.Series, { + + initialize: function (data, palette, options) { + + options = options || {}; + + if (typeof(options.timeInterval) === 'undefined') { + throw new Error('FixedDuration series requires timeInterval'); + } + + if (typeof(options.maxDataPoints) === 'undefined') { + throw new Error('FixedDuration series requires maxDataPoints'); + } + + this.palette = new Rickshaw.Color.Palette(palette); + this.timeBase = typeof(options.timeBase) === 'undefined' ? Math.floor(new Date().getTime() / 1000) : options.timeBase; + this.setTimeInterval(options.timeInterval); + + if (this[0] && this[0].data && this[0].data.length) { + this.currentSize = this[0].data.length; + this.currentIndex = this[0].data.length; + } else { + this.currentSize = 0; + this.currentIndex = 0; + } + + this.maxDataPoints = options.maxDataPoints; + + + if (data && (typeof(data) == "object") && Array.isArray(data)) { + data.forEach( function (item) { this.addItem(item) }, this ); + this.currentSize += 1; + this.currentIndex += 1; + } + + // reset timeBase for zero-filled values if needed + this.timeBase -= (this.maxDataPoints - this.currentSize) * this.timeInterval; + + // zero-fill up to maxDataPoints size if we don't have that much data yet + if ((typeof(this.maxDataPoints) !== 'undefined') && (this.currentSize < this.maxDataPoints)) { + for (var i = this.maxDataPoints - this.currentSize - 1; i > 1; i--) { + this.currentSize += 1; + this.currentIndex += 1; + this.forEach( function (item) { + item.data.unshift({ x: ((i-1) * this.timeInterval || 1) + this.timeBase, y: 0, i: i }); + }, this ); + } + } + }, + + addData: function($super, data, x) { + + $super(data, x); + + this.currentSize += 1; + this.currentIndex += 1; + + if (this.maxDataPoints !== undefined) { + while (this.currentSize > this.maxDataPoints) { + this.dropData(); + } + } + }, + + dropData: function() { + + this.forEach(function(item) { + item.data.splice(0, 1); + } ); + + this.currentSize -= 1; + }, + + getIndex: function () { + return this.currentIndex; + } +} ); + diff --git a/pdns/recursordist/html/js/underscore.js b/pdns/recursordist/html/js/underscore.js new file mode 100644 index 0000000000..b29332f945 --- /dev/null +++ b/pdns/recursordist/html/js/underscore.js @@ -0,0 +1,1548 @@ +// Underscore.js 1.8.3 +// http://underscorejs.org +// (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors +// Underscore may be freely distributed under the MIT license. + +(function() { + + // Baseline setup + // -------------- + + // Establish the root object, `window` in the browser, or `exports` on the server. + var root = this; + + // Save the previous value of the `_` variable. + var previousUnderscore = root._; + + // Save bytes in the minified (but not gzipped) version: + var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype; + + // Create quick reference variables for speed access to core prototypes. + var + push = ArrayProto.push, + slice = ArrayProto.slice, + toString = ObjProto.toString, + hasOwnProperty = ObjProto.hasOwnProperty; + + // All **ECMAScript 5** native function implementations that we hope to use + // are declared here. + var + nativeIsArray = Array.isArray, + nativeKeys = Object.keys, + nativeBind = FuncProto.bind, + nativeCreate = Object.create; + + // Naked function reference for surrogate-prototype-swapping. + var Ctor = function(){}; + + // Create a safe reference to the Underscore object for use below. + var _ = function(obj) { + if (obj instanceof _) return obj; + if (!(this instanceof _)) return new _(obj); + this._wrapped = obj; + }; + + // Export the Underscore object for **Node.js**, with + // backwards-compatibility for the old `require()` API. If we're in + // the browser, add `_` as a global object. + if (typeof exports !== 'undefined') { + if (typeof module !== 'undefined' && module.exports) { + exports = module.exports = _; + } + exports._ = _; + } else { + root._ = _; + } + + // Current version. + _.VERSION = '1.8.3'; + + // Internal function that returns an efficient (for current engines) version + // of the passed-in callback, to be repeatedly applied in other Underscore + // functions. + var optimizeCb = function(func, context, argCount) { + if (context === void 0) return func; + switch (argCount == null ? 3 : argCount) { + case 1: return function(value) { + return func.call(context, value); + }; + case 2: return function(value, other) { + return func.call(context, value, other); + }; + case 3: return function(value, index, collection) { + return func.call(context, value, index, collection); + }; + case 4: return function(accumulator, value, index, collection) { + return func.call(context, accumulator, value, index, collection); + }; + } + return function() { + return func.apply(context, arguments); + }; + }; + + // A mostly-internal function to generate callbacks that can be applied + // to each element in a collection, returning the desired result — either + // identity, an arbitrary callback, a property matcher, or a property accessor. + var cb = function(value, context, argCount) { + if (value == null) return _.identity; + if (_.isFunction(value)) return optimizeCb(value, context, argCount); + if (_.isObject(value)) return _.matcher(value); + return _.property(value); + }; + _.iteratee = function(value, context) { + return cb(value, context, Infinity); + }; + + // An internal function for creating assigner functions. + var createAssigner = function(keysFunc, undefinedOnly) { + return function(obj) { + var length = arguments.length; + if (length < 2 || obj == null) return obj; + for (var index = 1; index < length; index++) { + var source = arguments[index], + keys = keysFunc(source), + l = keys.length; + for (var i = 0; i < l; i++) { + var key = keys[i]; + if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key]; + } + } + return obj; + }; + }; + + // An internal function for creating a new object that inherits from another. + var baseCreate = function(prototype) { + if (!_.isObject(prototype)) return {}; + if (nativeCreate) return nativeCreate(prototype); + Ctor.prototype = prototype; + var result = new Ctor; + Ctor.prototype = null; + return result; + }; + + var property = function(key) { + return function(obj) { + return obj == null ? void 0 : obj[key]; + }; + }; + + // Helper for collection methods to determine whether a collection + // should be iterated as an array or as an object + // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength + // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094 + var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1; + var getLength = property('length'); + var isArrayLike = function(collection) { + var length = getLength(collection); + return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX; + }; + + // Collection Functions + // -------------------- + + // The cornerstone, an `each` implementation, aka `forEach`. + // Handles raw objects in addition to array-likes. Treats all + // sparse array-likes as if they were dense. + _.each = _.forEach = function(obj, iteratee, context) { + iteratee = optimizeCb(iteratee, context); + var i, length; + if (isArrayLike(obj)) { + for (i = 0, length = obj.length; i < length; i++) { + iteratee(obj[i], i, obj); + } + } else { + var keys = _.keys(obj); + for (i = 0, length = keys.length; i < length; i++) { + iteratee(obj[keys[i]], keys[i], obj); + } + } + return obj; + }; + + // Return the results of applying the iteratee to each element. + _.map = _.collect = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length, + results = Array(length); + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + results[index] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + }; + + // Create a reducing function iterating left or right. + function createReduce(dir) { + // Optimized iterator function as using arguments.length + // in the main function will deoptimize the, see #1991. + function iterator(obj, iteratee, memo, keys, index, length) { + for (; index >= 0 && index < length; index += dir) { + var currentKey = keys ? keys[index] : index; + memo = iteratee(memo, obj[currentKey], currentKey, obj); + } + return memo; + } + + return function(obj, iteratee, memo, context) { + iteratee = optimizeCb(iteratee, context, 4); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length, + index = dir > 0 ? 0 : length - 1; + // Determine the initial value if none is provided. + if (arguments.length < 3) { + memo = obj[keys ? keys[index] : index]; + index += dir; + } + return iterator(obj, iteratee, memo, keys, index, length); + }; + } + + // **Reduce** builds up a single result from a list of values, aka `inject`, + // or `foldl`. + _.reduce = _.foldl = _.inject = createReduce(1); + + // The right-associative version of reduce, also known as `foldr`. + _.reduceRight = _.foldr = createReduce(-1); + + // Return the first value which passes a truth test. Aliased as `detect`. + _.find = _.detect = function(obj, predicate, context) { + var key; + if (isArrayLike(obj)) { + key = _.findIndex(obj, predicate, context); + } else { + key = _.findKey(obj, predicate, context); + } + if (key !== void 0 && key !== -1) return obj[key]; + }; + + // Return all the elements that pass a truth test. + // Aliased as `select`. + _.filter = _.select = function(obj, predicate, context) { + var results = []; + predicate = cb(predicate, context); + _.each(obj, function(value, index, list) { + if (predicate(value, index, list)) results.push(value); + }); + return results; + }; + + // Return all the elements for which a truth test fails. + _.reject = function(obj, predicate, context) { + return _.filter(obj, _.negate(cb(predicate)), context); + }; + + // Determine whether all of the elements match a truth test. + // Aliased as `all`. + _.every = _.all = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + if (!predicate(obj[currentKey], currentKey, obj)) return false; + } + return true; + }; + + // Determine if at least one element in the object matches a truth test. + // Aliased as `any`. + _.some = _.any = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + if (predicate(obj[currentKey], currentKey, obj)) return true; + } + return false; + }; + + // Determine if the array or object contains a given item (using `===`). + // Aliased as `includes` and `include`. + _.contains = _.includes = _.include = function(obj, item, fromIndex, guard) { + if (!isArrayLike(obj)) obj = _.values(obj); + if (typeof fromIndex != 'number' || guard) fromIndex = 0; + return _.indexOf(obj, item, fromIndex) >= 0; + }; + + // Invoke a method (with arguments) on every item in a collection. + _.invoke = function(obj, method) { + var args = slice.call(arguments, 2); + var isFunc = _.isFunction(method); + return _.map(obj, function(value) { + var func = isFunc ? method : value[method]; + return func == null ? func : func.apply(value, args); + }); + }; + + // Convenience version of a common use case of `map`: fetching a property. + _.pluck = function(obj, key) { + return _.map(obj, _.property(key)); + }; + + // Convenience version of a common use case of `filter`: selecting only objects + // containing specific `key:value` pairs. + _.where = function(obj, attrs) { + return _.filter(obj, _.matcher(attrs)); + }; + + // Convenience version of a common use case of `find`: getting the first object + // containing specific `key:value` pairs. + _.findWhere = function(obj, attrs) { + return _.find(obj, _.matcher(attrs)); + }; + + // Return the maximum element (or element-based computation). + _.max = function(obj, iteratee, context) { + var result = -Infinity, lastComputed = -Infinity, + value, computed; + if (iteratee == null && obj != null) { + obj = isArrayLike(obj) ? obj : _.values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value > result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + _.each(obj, function(value, index, list) { + computed = iteratee(value, index, list); + if (computed > lastComputed || computed === -Infinity && result === -Infinity) { + result = value; + lastComputed = computed; + } + }); + } + return result; + }; + + // Return the minimum element (or element-based computation). + _.min = function(obj, iteratee, context) { + var result = Infinity, lastComputed = Infinity, + value, computed; + if (iteratee == null && obj != null) { + obj = isArrayLike(obj) ? obj : _.values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value < result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + _.each(obj, function(value, index, list) { + computed = iteratee(value, index, list); + if (computed < lastComputed || computed === Infinity && result === Infinity) { + result = value; + lastComputed = computed; + } + }); + } + return result; + }; + + // Shuffle a collection, using the modern version of the + // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle). + _.shuffle = function(obj) { + var set = isArrayLike(obj) ? obj : _.values(obj); + var length = set.length; + var shuffled = Array(length); + for (var index = 0, rand; index < length; index++) { + rand = _.random(0, index); + if (rand !== index) shuffled[index] = shuffled[rand]; + shuffled[rand] = set[index]; + } + return shuffled; + }; + + // Sample **n** random values from a collection. + // If **n** is not specified, returns a single random element. + // The internal `guard` argument allows it to work with `map`. + _.sample = function(obj, n, guard) { + if (n == null || guard) { + if (!isArrayLike(obj)) obj = _.values(obj); + return obj[_.random(obj.length - 1)]; + } + return _.shuffle(obj).slice(0, Math.max(0, n)); + }; + + // Sort the object's values by a criterion produced by an iteratee. + _.sortBy = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + return _.pluck(_.map(obj, function(value, index, list) { + return { + value: value, + index: index, + criteria: iteratee(value, index, list) + }; + }).sort(function(left, right) { + var a = left.criteria; + var b = right.criteria; + if (a !== b) { + if (a > b || a === void 0) return 1; + if (a < b || b === void 0) return -1; + } + return left.index - right.index; + }), 'value'); + }; + + // An internal function used for aggregate "group by" operations. + var group = function(behavior) { + return function(obj, iteratee, context) { + var result = {}; + iteratee = cb(iteratee, context); + _.each(obj, function(value, index) { + var key = iteratee(value, index, obj); + behavior(result, value, key); + }); + return result; + }; + }; + + // Groups the object's values by a criterion. Pass either a string attribute + // to group by, or a function that returns the criterion. + _.groupBy = group(function(result, value, key) { + if (_.has(result, key)) result[key].push(value); else result[key] = [value]; + }); + + // Indexes the object's values by a criterion, similar to `groupBy`, but for + // when you know that your index values will be unique. + _.indexBy = group(function(result, value, key) { + result[key] = value; + }); + + // Counts instances of an object that group by a certain criterion. Pass + // either a string attribute to count by, or a function that returns the + // criterion. + _.countBy = group(function(result, value, key) { + if (_.has(result, key)) result[key]++; else result[key] = 1; + }); + + // Safely create a real, live array from anything iterable. + _.toArray = function(obj) { + if (!obj) return []; + if (_.isArray(obj)) return slice.call(obj); + if (isArrayLike(obj)) return _.map(obj, _.identity); + return _.values(obj); + }; + + // Return the number of elements in an object. + _.size = function(obj) { + if (obj == null) return 0; + return isArrayLike(obj) ? obj.length : _.keys(obj).length; + }; + + // Split a collection into two arrays: one whose elements all satisfy the given + // predicate, and one whose elements all do not satisfy the predicate. + _.partition = function(obj, predicate, context) { + predicate = cb(predicate, context); + var pass = [], fail = []; + _.each(obj, function(value, key, obj) { + (predicate(value, key, obj) ? pass : fail).push(value); + }); + return [pass, fail]; + }; + + // Array Functions + // --------------- + + // Get the first element of an array. Passing **n** will return the first N + // values in the array. Aliased as `head` and `take`. The **guard** check + // allows it to work with `_.map`. + _.first = _.head = _.take = function(array, n, guard) { + if (array == null) return void 0; + if (n == null || guard) return array[0]; + return _.initial(array, array.length - n); + }; + + // Returns everything but the last entry of the array. Especially useful on + // the arguments object. Passing **n** will return all the values in + // the array, excluding the last N. + _.initial = function(array, n, guard) { + return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n))); + }; + + // Get the last element of an array. Passing **n** will return the last N + // values in the array. + _.last = function(array, n, guard) { + if (array == null) return void 0; + if (n == null || guard) return array[array.length - 1]; + return _.rest(array, Math.max(0, array.length - n)); + }; + + // Returns everything but the first entry of the array. Aliased as `tail` and `drop`. + // Especially useful on the arguments object. Passing an **n** will return + // the rest N values in the array. + _.rest = _.tail = _.drop = function(array, n, guard) { + return slice.call(array, n == null || guard ? 1 : n); + }; + + // Trim out all falsy values from an array. + _.compact = function(array) { + return _.filter(array, _.identity); + }; + + // Internal implementation of a recursive `flatten` function. + var flatten = function(input, shallow, strict, startIndex) { + var output = [], idx = 0; + for (var i = startIndex || 0, length = getLength(input); i < length; i++) { + var value = input[i]; + if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) { + //flatten current level of array or arguments object + if (!shallow) value = flatten(value, shallow, strict); + var j = 0, len = value.length; + output.length += len; + while (j < len) { + output[idx++] = value[j++]; + } + } else if (!strict) { + output[idx++] = value; + } + } + return output; + }; + + // Flatten out an array, either recursively (by default), or just one level. + _.flatten = function(array, shallow) { + return flatten(array, shallow, false); + }; + + // Return a version of the array that does not contain the specified value(s). + _.without = function(array) { + return _.difference(array, slice.call(arguments, 1)); + }; + + // Produce a duplicate-free version of the array. If the array has already + // been sorted, you have the option of using a faster algorithm. + // Aliased as `unique`. + _.uniq = _.unique = function(array, isSorted, iteratee, context) { + if (!_.isBoolean(isSorted)) { + context = iteratee; + iteratee = isSorted; + isSorted = false; + } + if (iteratee != null) iteratee = cb(iteratee, context); + var result = []; + var seen = []; + for (var i = 0, length = getLength(array); i < length; i++) { + var value = array[i], + computed = iteratee ? iteratee(value, i, array) : value; + if (isSorted) { + if (!i || seen !== computed) result.push(value); + seen = computed; + } else if (iteratee) { + if (!_.contains(seen, computed)) { + seen.push(computed); + result.push(value); + } + } else if (!_.contains(result, value)) { + result.push(value); + } + } + return result; + }; + + // Produce an array that contains the union: each distinct element from all of + // the passed-in arrays. + _.union = function() { + return _.uniq(flatten(arguments, true, true)); + }; + + // Produce an array that contains every item shared between all the + // passed-in arrays. + _.intersection = function(array) { + var result = []; + var argsLength = arguments.length; + for (var i = 0, length = getLength(array); i < length; i++) { + var item = array[i]; + if (_.contains(result, item)) continue; + for (var j = 1; j < argsLength; j++) { + if (!_.contains(arguments[j], item)) break; + } + if (j === argsLength) result.push(item); + } + return result; + }; + + // Take the difference between one array and a number of other arrays. + // Only the elements present in just the first array will remain. + _.difference = function(array) { + var rest = flatten(arguments, true, true, 1); + return _.filter(array, function(value){ + return !_.contains(rest, value); + }); + }; + + // Zip together multiple lists into a single array -- elements that share + // an index go together. + _.zip = function() { + return _.unzip(arguments); + }; + + // Complement of _.zip. Unzip accepts an array of arrays and groups + // each array's elements on shared indices + _.unzip = function(array) { + var length = array && _.max(array, getLength).length || 0; + var result = Array(length); + + for (var index = 0; index < length; index++) { + result[index] = _.pluck(array, index); + } + return result; + }; + + // Converts lists into objects. Pass either a single array of `[key, value]` + // pairs, or two parallel arrays of the same length -- one of keys, and one of + // the corresponding values. + _.object = function(list, values) { + var result = {}; + for (var i = 0, length = getLength(list); i < length; i++) { + if (values) { + result[list[i]] = values[i]; + } else { + result[list[i][0]] = list[i][1]; + } + } + return result; + }; + + // Generator function to create the findIndex and findLastIndex functions + function createPredicateIndexFinder(dir) { + return function(array, predicate, context) { + predicate = cb(predicate, context); + var length = getLength(array); + var index = dir > 0 ? 0 : length - 1; + for (; index >= 0 && index < length; index += dir) { + if (predicate(array[index], index, array)) return index; + } + return -1; + }; + } + + // Returns the first index on an array-like that passes a predicate test + _.findIndex = createPredicateIndexFinder(1); + _.findLastIndex = createPredicateIndexFinder(-1); + + // Use a comparator function to figure out the smallest index at which + // an object should be inserted so as to maintain order. Uses binary search. + _.sortedIndex = function(array, obj, iteratee, context) { + iteratee = cb(iteratee, context, 1); + var value = iteratee(obj); + var low = 0, high = getLength(array); + while (low < high) { + var mid = Math.floor((low + high) / 2); + if (iteratee(array[mid]) < value) low = mid + 1; else high = mid; + } + return low; + }; + + // Generator function to create the indexOf and lastIndexOf functions + function createIndexFinder(dir, predicateFind, sortedIndex) { + return function(array, item, idx) { + var i = 0, length = getLength(array); + if (typeof idx == 'number') { + if (dir > 0) { + i = idx >= 0 ? idx : Math.max(idx + length, i); + } else { + length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1; + } + } else if (sortedIndex && idx && length) { + idx = sortedIndex(array, item); + return array[idx] === item ? idx : -1; + } + if (item !== item) { + idx = predicateFind(slice.call(array, i, length), _.isNaN); + return idx >= 0 ? idx + i : -1; + } + for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) { + if (array[idx] === item) return idx; + } + return -1; + }; + } + + // Return the position of the first occurrence of an item in an array, + // or -1 if the item is not included in the array. + // If the array is large and already in sort order, pass `true` + // for **isSorted** to use binary search. + _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex); + _.lastIndexOf = createIndexFinder(-1, _.findLastIndex); + + // Generate an integer Array containing an arithmetic progression. A port of + // the native Python `range()` function. See + // [the Python documentation](http://docs.python.org/library/functions.html#range). + _.range = function(start, stop, step) { + if (stop == null) { + stop = start || 0; + start = 0; + } + step = step || 1; + + var length = Math.max(Math.ceil((stop - start) / step), 0); + var range = Array(length); + + for (var idx = 0; idx < length; idx++, start += step) { + range[idx] = start; + } + + return range; + }; + + // Function (ahem) Functions + // ------------------ + + // Determines whether to execute a function as a constructor + // or a normal function with the provided arguments + var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) { + if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args); + var self = baseCreate(sourceFunc.prototype); + var result = sourceFunc.apply(self, args); + if (_.isObject(result)) return result; + return self; + }; + + // Create a function bound to a given object (assigning `this`, and arguments, + // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if + // available. + _.bind = function(func, context) { + if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1)); + if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function'); + var args = slice.call(arguments, 2); + var bound = function() { + return executeBound(func, bound, context, this, args.concat(slice.call(arguments))); + }; + return bound; + }; + + // Partially apply a function by creating a version that has had some of its + // arguments pre-filled, without changing its dynamic `this` context. _ acts + // as a placeholder, allowing any combination of arguments to be pre-filled. + _.partial = function(func) { + var boundArgs = slice.call(arguments, 1); + var bound = function() { + var position = 0, length = boundArgs.length; + var args = Array(length); + for (var i = 0; i < length; i++) { + args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i]; + } + while (position < arguments.length) args.push(arguments[position++]); + return executeBound(func, bound, this, this, args); + }; + return bound; + }; + + // Bind a number of an object's methods to that object. Remaining arguments + // are the method names to be bound. Useful for ensuring that all callbacks + // defined on an object belong to it. + _.bindAll = function(obj) { + var i, length = arguments.length, key; + if (length <= 1) throw new Error('bindAll must be passed function names'); + for (i = 1; i < length; i++) { + key = arguments[i]; + obj[key] = _.bind(obj[key], obj); + } + return obj; + }; + + // Memoize an expensive function by storing its results. + _.memoize = function(func, hasher) { + var memoize = function(key) { + var cache = memoize.cache; + var address = '' + (hasher ? hasher.apply(this, arguments) : key); + if (!_.has(cache, address)) cache[address] = func.apply(this, arguments); + return cache[address]; + }; + memoize.cache = {}; + return memoize; + }; + + // Delays a function for the given number of milliseconds, and then calls + // it with the arguments supplied. + _.delay = function(func, wait) { + var args = slice.call(arguments, 2); + return setTimeout(function(){ + return func.apply(null, args); + }, wait); + }; + + // Defers a function, scheduling it to run after the current call stack has + // cleared. + _.defer = _.partial(_.delay, _, 1); + + // Returns a function, that, when invoked, will only be triggered at most once + // during a given window of time. Normally, the throttled function will run + // as much as it can, without ever going more than once per `wait` duration; + // but if you'd like to disable the execution on the leading edge, pass + // `{leading: false}`. To disable execution on the trailing edge, ditto. + _.throttle = function(func, wait, options) { + var context, args, result; + var timeout = null; + var previous = 0; + if (!options) options = {}; + var later = function() { + previous = options.leading === false ? 0 : _.now(); + timeout = null; + result = func.apply(context, args); + if (!timeout) context = args = null; + }; + return function() { + var now = _.now(); + if (!previous && options.leading === false) previous = now; + var remaining = wait - (now - previous); + context = this; + args = arguments; + if (remaining <= 0 || remaining > wait) { + if (timeout) { + clearTimeout(timeout); + timeout = null; + } + previous = now; + result = func.apply(context, args); + if (!timeout) context = args = null; + } else if (!timeout && options.trailing !== false) { + timeout = setTimeout(later, remaining); + } + return result; + }; + }; + + // Returns a function, that, as long as it continues to be invoked, will not + // be triggered. The function will be called after it stops being called for + // N milliseconds. If `immediate` is passed, trigger the function on the + // leading edge, instead of the trailing. + _.debounce = function(func, wait, immediate) { + var timeout, args, context, timestamp, result; + + var later = function() { + var last = _.now() - timestamp; + + if (last < wait && last >= 0) { + timeout = setTimeout(later, wait - last); + } else { + timeout = null; + if (!immediate) { + result = func.apply(context, args); + if (!timeout) context = args = null; + } + } + }; + + return function() { + context = this; + args = arguments; + timestamp = _.now(); + var callNow = immediate && !timeout; + if (!timeout) timeout = setTimeout(later, wait); + if (callNow) { + result = func.apply(context, args); + context = args = null; + } + + return result; + }; + }; + + // Returns the first function passed as an argument to the second, + // allowing you to adjust arguments, run code before and after, and + // conditionally execute the original function. + _.wrap = function(func, wrapper) { + return _.partial(wrapper, func); + }; + + // Returns a negated version of the passed-in predicate. + _.negate = function(predicate) { + return function() { + return !predicate.apply(this, arguments); + }; + }; + + // Returns a function that is the composition of a list of functions, each + // consuming the return value of the function that follows. + _.compose = function() { + var args = arguments; + var start = args.length - 1; + return function() { + var i = start; + var result = args[start].apply(this, arguments); + while (i--) result = args[i].call(this, result); + return result; + }; + }; + + // Returns a function that will only be executed on and after the Nth call. + _.after = function(times, func) { + return function() { + if (--times < 1) { + return func.apply(this, arguments); + } + }; + }; + + // Returns a function that will only be executed up to (but not including) the Nth call. + _.before = function(times, func) { + var memo; + return function() { + if (--times > 0) { + memo = func.apply(this, arguments); + } + if (times <= 1) func = null; + return memo; + }; + }; + + // Returns a function that will be executed at most one time, no matter how + // often you call it. Useful for lazy initialization. + _.once = _.partial(_.before, 2); + + // Object Functions + // ---------------- + + // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed. + var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString'); + var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString', + 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString']; + + function collectNonEnumProps(obj, keys) { + var nonEnumIdx = nonEnumerableProps.length; + var constructor = obj.constructor; + var proto = (_.isFunction(constructor) && constructor.prototype) || ObjProto; + + // Constructor is a special case. + var prop = 'constructor'; + if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop); + + while (nonEnumIdx--) { + prop = nonEnumerableProps[nonEnumIdx]; + if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) { + keys.push(prop); + } + } + } + + // Retrieve the names of an object's own properties. + // Delegates to **ECMAScript 5**'s native `Object.keys` + _.keys = function(obj) { + if (!_.isObject(obj)) return []; + if (nativeKeys) return nativeKeys(obj); + var keys = []; + for (var key in obj) if (_.has(obj, key)) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + }; + + // Retrieve all the property names of an object. + _.allKeys = function(obj) { + if (!_.isObject(obj)) return []; + var keys = []; + for (var key in obj) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + }; + + // Retrieve the values of an object's properties. + _.values = function(obj) { + var keys = _.keys(obj); + var length = keys.length; + var values = Array(length); + for (var i = 0; i < length; i++) { + values[i] = obj[keys[i]]; + } + return values; + }; + + // Returns the results of applying the iteratee to each element of the object + // In contrast to _.map it returns an object + _.mapObject = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var keys = _.keys(obj), + length = keys.length, + results = {}, + currentKey; + for (var index = 0; index < length; index++) { + currentKey = keys[index]; + results[currentKey] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + }; + + // Convert an object into a list of `[key, value]` pairs. + _.pairs = function(obj) { + var keys = _.keys(obj); + var length = keys.length; + var pairs = Array(length); + for (var i = 0; i < length; i++) { + pairs[i] = [keys[i], obj[keys[i]]]; + } + return pairs; + }; + + // Invert the keys and values of an object. The values must be serializable. + _.invert = function(obj) { + var result = {}; + var keys = _.keys(obj); + for (var i = 0, length = keys.length; i < length; i++) { + result[obj[keys[i]]] = keys[i]; + } + return result; + }; + + // Return a sorted list of the function names available on the object. + // Aliased as `methods` + _.functions = _.methods = function(obj) { + var names = []; + for (var key in obj) { + if (_.isFunction(obj[key])) names.push(key); + } + return names.sort(); + }; + + // Extend a given object with all the properties in passed-in object(s). + _.extend = createAssigner(_.allKeys); + + // Assigns a given object with all the own properties in the passed-in object(s) + // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign) + _.extendOwn = _.assign = createAssigner(_.keys); + + // Returns the first key on an object that passes a predicate test + _.findKey = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = _.keys(obj), key; + for (var i = 0, length = keys.length; i < length; i++) { + key = keys[i]; + if (predicate(obj[key], key, obj)) return key; + } + }; + + // Return a copy of the object only containing the whitelisted properties. + _.pick = function(object, oiteratee, context) { + var result = {}, obj = object, iteratee, keys; + if (obj == null) return result; + if (_.isFunction(oiteratee)) { + keys = _.allKeys(obj); + iteratee = optimizeCb(oiteratee, context); + } else { + keys = flatten(arguments, false, false, 1); + iteratee = function(value, key, obj) { return key in obj; }; + obj = Object(obj); + } + for (var i = 0, length = keys.length; i < length; i++) { + var key = keys[i]; + var value = obj[key]; + if (iteratee(value, key, obj)) result[key] = value; + } + return result; + }; + + // Return a copy of the object without the blacklisted properties. + _.omit = function(obj, iteratee, context) { + if (_.isFunction(iteratee)) { + iteratee = _.negate(iteratee); + } else { + var keys = _.map(flatten(arguments, false, false, 1), String); + iteratee = function(value, key) { + return !_.contains(keys, key); + }; + } + return _.pick(obj, iteratee, context); + }; + + // Fill in a given object with default properties. + _.defaults = createAssigner(_.allKeys, true); + + // Creates an object that inherits from the given prototype object. + // If additional properties are provided then they will be added to the + // created object. + _.create = function(prototype, props) { + var result = baseCreate(prototype); + if (props) _.extendOwn(result, props); + return result; + }; + + // Create a (shallow-cloned) duplicate of an object. + _.clone = function(obj) { + if (!_.isObject(obj)) return obj; + return _.isArray(obj) ? obj.slice() : _.extend({}, obj); + }; + + // Invokes interceptor with the obj, and then returns obj. + // The primary purpose of this method is to "tap into" a method chain, in + // order to perform operations on intermediate results within the chain. + _.tap = function(obj, interceptor) { + interceptor(obj); + return obj; + }; + + // Returns whether an object has a given set of `key:value` pairs. + _.isMatch = function(object, attrs) { + var keys = _.keys(attrs), length = keys.length; + if (object == null) return !length; + var obj = Object(object); + for (var i = 0; i < length; i++) { + var key = keys[i]; + if (attrs[key] !== obj[key] || !(key in obj)) return false; + } + return true; + }; + + + // Internal recursive comparison function for `isEqual`. + var eq = function(a, b, aStack, bStack) { + // Identical objects are equal. `0 === -0`, but they aren't identical. + // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal). + if (a === b) return a !== 0 || 1 / a === 1 / b; + // A strict comparison is necessary because `null == undefined`. + if (a == null || b == null) return a === b; + // Unwrap any wrapped objects. + if (a instanceof _) a = a._wrapped; + if (b instanceof _) b = b._wrapped; + // Compare `[[Class]]` names. + var className = toString.call(a); + if (className !== toString.call(b)) return false; + switch (className) { + // Strings, numbers, regular expressions, dates, and booleans are compared by value. + case '[object RegExp]': + // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i') + case '[object String]': + // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is + // equivalent to `new String("5")`. + return '' + a === '' + b; + case '[object Number]': + // `NaN`s are equivalent, but non-reflexive. + // Object(NaN) is equivalent to NaN + if (+a !== +a) return +b !== +b; + // An `egal` comparison is performed for other numeric values. + return +a === 0 ? 1 / +a === 1 / b : +a === +b; + case '[object Date]': + case '[object Boolean]': + // Coerce dates and booleans to numeric primitive values. Dates are compared by their + // millisecond representations. Note that invalid dates with millisecond representations + // of `NaN` are not equivalent. + return +a === +b; + } + + var areArrays = className === '[object Array]'; + if (!areArrays) { + if (typeof a != 'object' || typeof b != 'object') return false; + + // Objects with different constructors are not equivalent, but `Object`s or `Array`s + // from different frames are. + var aCtor = a.constructor, bCtor = b.constructor; + if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor && + _.isFunction(bCtor) && bCtor instanceof bCtor) + && ('constructor' in a && 'constructor' in b)) { + return false; + } + } + // Assume equality for cyclic structures. The algorithm for detecting cyclic + // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`. + + // Initializing stack of traversed objects. + // It's done here since we only need them for objects and arrays comparison. + aStack = aStack || []; + bStack = bStack || []; + var length = aStack.length; + while (length--) { + // Linear search. Performance is inversely proportional to the number of + // unique nested structures. + if (aStack[length] === a) return bStack[length] === b; + } + + // Add the first object to the stack of traversed objects. + aStack.push(a); + bStack.push(b); + + // Recursively compare objects and arrays. + if (areArrays) { + // Compare array lengths to determine if a deep comparison is necessary. + length = a.length; + if (length !== b.length) return false; + // Deep compare the contents, ignoring non-numeric properties. + while (length--) { + if (!eq(a[length], b[length], aStack, bStack)) return false; + } + } else { + // Deep compare objects. + var keys = _.keys(a), key; + length = keys.length; + // Ensure that both objects contain the same number of properties before comparing deep equality. + if (_.keys(b).length !== length) return false; + while (length--) { + // Deep compare each member + key = keys[length]; + if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false; + } + } + // Remove the first object from the stack of traversed objects. + aStack.pop(); + bStack.pop(); + return true; + }; + + // Perform a deep comparison to check if two objects are equal. + _.isEqual = function(a, b) { + return eq(a, b); + }; + + // Is a given array, string, or object empty? + // An "empty" object has no enumerable own-properties. + _.isEmpty = function(obj) { + if (obj == null) return true; + if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0; + return _.keys(obj).length === 0; + }; + + // Is a given value a DOM element? + _.isElement = function(obj) { + return !!(obj && obj.nodeType === 1); + }; + + // Is a given value an array? + // Delegates to ECMA5's native Array.isArray + _.isArray = nativeIsArray || function(obj) { + return toString.call(obj) === '[object Array]'; + }; + + // Is a given variable an object? + _.isObject = function(obj) { + var type = typeof obj; + return type === 'function' || type === 'object' && !!obj; + }; + + // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError. + _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function(name) { + _['is' + name] = function(obj) { + return toString.call(obj) === '[object ' + name + ']'; + }; + }); + + // Define a fallback version of the method in browsers (ahem, IE < 9), where + // there isn't any inspectable "Arguments" type. + if (!_.isArguments(arguments)) { + _.isArguments = function(obj) { + return _.has(obj, 'callee'); + }; + } + + // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8, + // IE 11 (#1621), and in Safari 8 (#1929). + if (typeof /./ != 'function' && typeof Int8Array != 'object') { + _.isFunction = function(obj) { + return typeof obj == 'function' || false; + }; + } + + // Is a given object a finite number? + _.isFinite = function(obj) { + return isFinite(obj) && !isNaN(parseFloat(obj)); + }; + + // Is the given value `NaN`? (NaN is the only number which does not equal itself). + _.isNaN = function(obj) { + return _.isNumber(obj) && obj !== +obj; + }; + + // Is a given value a boolean? + _.isBoolean = function(obj) { + return obj === true || obj === false || toString.call(obj) === '[object Boolean]'; + }; + + // Is a given value equal to null? + _.isNull = function(obj) { + return obj === null; + }; + + // Is a given variable undefined? + _.isUndefined = function(obj) { + return obj === void 0; + }; + + // Shortcut function for checking if an object has a given property directly + // on itself (in other words, not on a prototype). + _.has = function(obj, key) { + return obj != null && hasOwnProperty.call(obj, key); + }; + + // Utility Functions + // ----------------- + + // Run Underscore.js in *noConflict* mode, returning the `_` variable to its + // previous owner. Returns a reference to the Underscore object. + _.noConflict = function() { + root._ = previousUnderscore; + return this; + }; + + // Keep the identity function around for default iteratees. + _.identity = function(value) { + return value; + }; + + // Predicate-generating functions. Often useful outside of Underscore. + _.constant = function(value) { + return function() { + return value; + }; + }; + + _.noop = function(){}; + + _.property = property; + + // Generates a function for a given object that returns a given property. + _.propertyOf = function(obj) { + return obj == null ? function(){} : function(key) { + return obj[key]; + }; + }; + + // Returns a predicate for checking whether an object has a given set of + // `key:value` pairs. + _.matcher = _.matches = function(attrs) { + attrs = _.extendOwn({}, attrs); + return function(obj) { + return _.isMatch(obj, attrs); + }; + }; + + // Run a function **n** times. + _.times = function(n, iteratee, context) { + var accum = Array(Math.max(0, n)); + iteratee = optimizeCb(iteratee, context, 1); + for (var i = 0; i < n; i++) accum[i] = iteratee(i); + return accum; + }; + + // Return a random integer between min and max (inclusive). + _.random = function(min, max) { + if (max == null) { + max = min; + min = 0; + } + return min + Math.floor(Math.random() * (max - min + 1)); + }; + + // A (possibly faster) way to get the current timestamp as an integer. + _.now = Date.now || function() { + return new Date().getTime(); + }; + + // List of HTML entities for escaping. + var escapeMap = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''', + '`': '`' + }; + var unescapeMap = _.invert(escapeMap); + + // Functions for escaping and unescaping strings to/from HTML interpolation. + var createEscaper = function(map) { + var escaper = function(match) { + return map[match]; + }; + // Regexes for identifying a key that needs to be escaped + var source = '(?:' + _.keys(map).join('|') + ')'; + var testRegexp = RegExp(source); + var replaceRegexp = RegExp(source, 'g'); + return function(string) { + string = string == null ? '' : '' + string; + return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string; + }; + }; + _.escape = createEscaper(escapeMap); + _.unescape = createEscaper(unescapeMap); + + // If the value of the named `property` is a function then invoke it with the + // `object` as context; otherwise, return it. + _.result = function(object, property, fallback) { + var value = object == null ? void 0 : object[property]; + if (value === void 0) { + value = fallback; + } + return _.isFunction(value) ? value.call(object) : value; + }; + + // Generate a unique integer id (unique within the entire client session). + // Useful for temporary DOM ids. + var idCounter = 0; + _.uniqueId = function(prefix) { + var id = ++idCounter + ''; + return prefix ? prefix + id : id; + }; + + // By default, Underscore uses ERB-style template delimiters, change the + // following template settings to use alternative delimiters. + _.templateSettings = { + evaluate : /<%([\s\S]+?)%>/g, + interpolate : /<%=([\s\S]+?)%>/g, + escape : /<%-([\s\S]+?)%>/g + }; + + // When customizing `templateSettings`, if you don't want to define an + // interpolation, evaluation or escaping regex, we need one that is + // guaranteed not to match. + var noMatch = /(.)^/; + + // Certain characters need to be escaped so that they can be put into a + // string literal. + var escapes = { + "'": "'", + '\\': '\\', + '\r': 'r', + '\n': 'n', + '\u2028': 'u2028', + '\u2029': 'u2029' + }; + + var escaper = /\\|'|\r|\n|\u2028|\u2029/g; + + var escapeChar = function(match) { + return '\\' + escapes[match]; + }; + + // JavaScript micro-templating, similar to John Resig's implementation. + // Underscore templating handles arbitrary delimiters, preserves whitespace, + // and correctly escapes quotes within interpolated code. + // NB: `oldSettings` only exists for backwards compatibility. + _.template = function(text, settings, oldSettings) { + if (!settings && oldSettings) settings = oldSettings; + settings = _.defaults({}, settings, _.templateSettings); + + // Combine delimiters into one regular expression via alternation. + var matcher = RegExp([ + (settings.escape || noMatch).source, + (settings.interpolate || noMatch).source, + (settings.evaluate || noMatch).source + ].join('|') + '|$', 'g'); + + // Compile the template source, escaping string literals appropriately. + var index = 0; + var source = "__p+='"; + text.replace(matcher, function(match, escape, interpolate, evaluate, offset) { + source += text.slice(index, offset).replace(escaper, escapeChar); + index = offset + match.length; + + if (escape) { + source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'"; + } else if (interpolate) { + source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'"; + } else if (evaluate) { + source += "';\n" + evaluate + "\n__p+='"; + } + + // Adobe VMs need the match returned to produce the correct offest. + return match; + }); + source += "';\n"; + + // If a variable is not specified, place data values in local scope. + if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n'; + + source = "var __t,__p='',__j=Array.prototype.join," + + "print=function(){__p+=__j.call(arguments,'');};\n" + + source + 'return __p;\n'; + + try { + var render = new Function(settings.variable || 'obj', '_', source); + } catch (e) { + e.source = source; + throw e; + } + + var template = function(data) { + return render.call(this, data, _); + }; + + // Provide the compiled source as a convenience for precompilation. + var argument = settings.variable || 'obj'; + template.source = 'function(' + argument + '){\n' + source + '}'; + + return template; + }; + + // Add a "chain" function. Start chaining a wrapped Underscore object. + _.chain = function(obj) { + var instance = _(obj); + instance._chain = true; + return instance; + }; + + // OOP + // --------------- + // If Underscore is called as a function, it returns a wrapped object that + // can be used OO-style. This wrapper holds altered versions of all the + // underscore functions. Wrapped objects may be chained. + + // Helper function to continue chaining intermediate results. + var result = function(instance, obj) { + return instance._chain ? _(obj).chain() : obj; + }; + + // Add your own custom functions to the Underscore object. + _.mixin = function(obj) { + _.each(_.functions(obj), function(name) { + var func = _[name] = obj[name]; + _.prototype[name] = function() { + var args = [this._wrapped]; + push.apply(args, arguments); + return result(this, func.apply(_, args)); + }; + }); + }; + + // Add all of the Underscore functions to the wrapper object. + _.mixin(_); + + // Add all mutator Array functions to the wrapper. + _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + var obj = this._wrapped; + method.apply(obj, arguments); + if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0]; + return result(this, obj); + }; + }); + + // Add all accessor Array functions to the wrapper. + _.each(['concat', 'join', 'slice'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + return result(this, method.apply(this._wrapped, arguments)); + }; + }); + + // Extracts the result from a wrapped and chained object. + _.prototype.value = function() { + return this._wrapped; + }; + + // Provide unwrapping proxy for some methods used in engine operations + // such as arithmetic and JSON stringification. + _.prototype.valueOf = _.prototype.toJSON = _.prototype.value; + + _.prototype.toString = function() { + return '' + this._wrapped; + }; + + // AMD registration happens at the end for compatibility with AMD loaders + // that may not enforce next-turn semantics on modules. Even though general + // practice for AMD registration is to be anonymous, underscore registers + // as a named module because, like jQuery, it is a base library that is + // popular enough to be bundled in a third party lib, but not be part of + // an AMD load request. Those cases could generate an error when an + // anonymous define() is called outside of a loader request. + if (typeof define === 'function' && define.amd) { + define('underscore', [], function() { + return _; + }); + } +}.call(this));