+ var me = this,
+ colorLength = me.colorArrayStyle.length;
+
+ if (me.style && me.style.fill) {
+ return me.style.fill;
+ } else {
+ return me.colorArrayStyle[index % colorLength];
+ }
+ },
+
+ highlightItem: function(item) {
+ this.callParent(arguments);
+ this.renderLabels();
+ },
+
+ unHighlightItem: function() {
+ this.callParent(arguments);
+ this.renderLabels();
+ },
+
+ cleanHighlights: function() {
+ this.callParent(arguments);
+ this.renderLabels();