added legend options to pie chart

Author: Christoph Wolfes

src/charts/commitsByAuthor.js

@@ -40,11 +40,19 @@ angular.module('adf.widget.scm')
         data[author]= entry.count;
       });
 
+      var options = {
+        legend: {
+          display: true,
+          position: "bottom"
+        }
+      };
+
       var chart = {
         labels: [],
         data: [],
         series: ["Commits"],
-        class: "chart-pie"
+        class: "chart-pie",
+        options: options
       };
 
       angular.forEach(data, function (count, author) {

src/charts/pie-chart.html

@@ -5,7 +5,7 @@
   <div ng-if="vm.chart">
     <canvas id="pie" class="chart chart-pie"
             chart-legend="true" chart-data="vm.chart.data"
-            chart-labels="vm.chart.labels">
+            chart-labels="vm.chart.labels" chart-options="vm.chart.options">
     </canvas>
   </div>
 </div>