Listen on $resize event and call .resize() on the chart

May help with #363

Author: jtblin

README.md

@@ -133,6 +133,11 @@ the chart on changes.
 
 # Events
 
+angular-chart.js listens to the following events on the `scope` and acts accordingly:
+
+* `$destroy`: call `.destroy()` on the chart
+* `$resize`: call `.resize()` on the chart
+
 angular-chart.js emits the following events on the `scope` and pass the chart as argument:
 
 * `chart-create`: when chart is created

angular-chart.js

@@ -140,6 +140,10 @@
             destroyChart(chart, scope);
           });
 
+          scope.$on('$resize', function () {
+            if (chart) chart.resize();
+          });
+
           function resetChart (newVal, oldVal) {
             if (isEmpty(newVal)) return;
             if (angular.equals(newVal, oldVal)) return;