flex画圆

<?xml version="1.0" encoding="utf-8"?> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" ?? ??? ??? ??? xmlns:s="library://ns.adobe.com/flex/spark" ?? ??? ??? ??? xmlns:mx="library://ns.adobe.com/flex/mx" ?? ??? ??? ??? minWidth="955" minHeight="600" ?? ??? ??? ??? initialize="init()" ?? ??? ??? ??? > ?? ?<s:layout> ?? ??? ?<s:BasicLayout/> ?? ?</s:layout> ?? ?<fx:Script> ?? ??? ?<![CDATA[ ?? ??? ??? ?import mx.core.UIComponent; ?? ??? ??? ?public function init():void{ ?? ??? ??? ??? ?var ui:UIComponent = new UIComponent(); ?? ??? ??? ??? ?var shape:Sprite = new Sprite(); ?? ??? ??? ??? ?shape.graphics.beginFill( 0XFFCC00 ); ?? ??? ??? ??? ?shape.graphics.drawCircle( 40,40,40 ); ?? ??? ??? ??? ?shape.graphics.endFill(); ?? ??? ??? ??? ?ui.addChild( shape ); ?? ??? ??? ??? ?this.addElement( ui ); ?? ??? ??? ?} ?? ??? ?]]> ?? ??? ? ?? ?</fx:Script> ?? ? </s:Application>