Flex实现圆饼视图

<?xml version="1.0" encoding="utf-8"?><mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"> <mx:Script> <!--[CDATA[ import mx.collections.ArrayCollection; import mx.charts.HitData; [Bindable] public var chengjiPie:ArrayCollection = new ArrayCollection( [ { classs: "60分以下", num: 5 }, { classs: "60~70分", num: 4 }, { classs: "70~80分", num:5}, { classs: "80~90分", num: 4}, { classs: "90分以上", num: 3}]); private function displayGold(data:Object, field:String, index:Number, percentValue:Number):String { var temp:String= (" " + percentValue).substr(0,6); return data.classs + ": " + '/n' + temp + "%"; } ]]--> </mx:Script> <mx:SolidColor id="sc1" color="0xE46899" alpha=".6"/> <mx:SolidColor id="sc2" color="0xAAD71A" alpha=".6"/> <mx:SolidColor id="sc3" color="0xFFE30E" alpha=".6"/> <mx:SolidColor id="sc4" color="0xFDB500" alpha=".6"/> <mx:SolidColor id="sc5" color="0x4CD0EF" alpha=".6"/> <mx:Stroke id="callouts" weight="2" color="0x999999" alpha=".8" caps="square"/> <mx:Stroke id="radial" weight="1" color="0xFFFFCC" alpha=".3"/> <mx:Stroke id="pieborder" color="0x000000" weight="2" alpha=".5"/> <mx:Panel height="100%" width="100%" layout="absolute" fontSize="12"> <mx:PieChart id="chart" showDataTips="true" width="100%" height="100%" dataProvider="{chengjiPie}" innerRadius=".3" horizontalCenter="0" verticalCenter="0"> <mx:series> <mx:Array> <mx:PieSeries nameField="classs" labelPosition="callout" field="num" labelFunction="displayGold" > </mx:PieSeries> </mx:Array> </mx:series> </mx:PieChart> <mx:Legend dataProvider="{chart}" right="0" bottom="0"/> </mx:Panel></mx:Application>