define ("core/chart_pie",["core/chart_base"],function(a){function b(){a.prototype.constructor.apply(this,arguments)}b.prototype=Object.create(a.prototype);b.prototype.TYPE="pie";b.prototype._doughnut=null;b.prototype.create=function(b,c){var d=a.prototype.create.apply(this,arguments);d.setDoughnut(c.doughnut);return d};b.prototype.addSeries=function(b){if(null===b.getColor()){for(var c=[],d=this.getConfigColorSet()||a.prototype.COLORSET,e=0;e