fix pie & doughnut legend

diff --git a/src/charts/Chart.Doughnut.js b/src/charts/Chart.Doughnut.js
index 05a9764bd5d0749d092c52f01eb21867dbcd22a9..74c917323f2ac41fe55fe443d8374c701ea85338 100644 (file)
--- a/src/charts/Chart.Doughnut.js
+++ b/src/charts/Chart.Doughnut.js
@@ -7,7 +7,23 @@
 
        var defaultConfig = {
                aspectRatio: 1,
-               legendTemplate: "<ul class=\"<%=name.toLowerCase()%>-legend\"><% for (var i = 0; i < data.datasets[0].data.length; i++){%><li><span style=\"background-color:<%=data.datasets[0].backgroundColor[i]%>\"><%if(data.labels && i < data.labels.length){%><%=data.labels[i]%><%}%></span></li><%}%></ul>",
+               legendCallback: function(chart) {
+                       var text = [];
+                       text.push('<ul class="' + chart.id + '-legend">');
+
+                       if (chart.data.datasets.length) {
+                               for (var i = 0; i < chart.data.datasets[0].data.length; ++i) {
+                                       text.push('<li><span style="background-color:' + chart.data.datasets[0].backgroundColor[i] + '">');
+                                       if (chart.data.labels[i]) {
+                                               text.push(chart.data.labels[i]);
+                                       }
+                                       text.push('</span></li>');
+                               }
+                       }
+
+                       text.push('</ul>');
+                       return text.join("");
+               }
        };
 
        Chart.Doughnut = function(context, config) {