flex4 画圆

方法一：

<?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" creationComplete="init();">
<s:layout>
   <s:BasicLayout/>
</s:layout>
<fx:Declarations>
   <!-- 将非可视元素（例如服务、值对象）放在此处 -->
</fx:Declarations>
<fx:Script>
   <![CDATA[
   
    import spark.core.SpriteVisualElement;
   
    private var sprite:SpriteVisualElement;
   
    internal function init():void{
     sprite = new SpriteVisualElement();
     sprite.graphics.beginFill(0xFF0000);
     sprite.graphics.drawCircle(100,100,100);

     sprite.graphics.endFill();

 

     sprite.x = 100;

     sprite.y = 100;

 

     this.addElement(sprite);
    }
   ]]>
</fx:Script>

</s:Application>

方法二：

<?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:Declarations>

<!-- 将非可视元素（例如服务、值对象）放在此处 -->

</fx:Declarations>

<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>