在flex中运用滤镜效果

最新推荐文章于 2021-06-07 19:30:42 发布

adreamstar

最新推荐文章于 2021-06-07 19:30:42 发布

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分类专栏： flex 文章标签： flex application function import layout encoding

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用AS3的滤镜类BlurFilter来实现面板点击后的模糊效果

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" fontSize="12">
<mx:Script>
<![CDATA[
 import flash.events.Event;
import flash.filters.BlurFilter;
private var myBlur:BlurFilter=new BlurFilter(3,3,3);
 private function changeHandler():void{
 myPanel.filters=[myBlur];
 myPanel.addEventListener(Event.ENTER_FRAME,enterFrameHandler);
 }
 private function enterFrameHandler(evt:Event):void{
 myBlur.blurX-=0.02;
 myBlur.blurY-=0.02;
 evt.target.filters=[myBlur];
 if(myBlur.blurX<=0){
 myBlur.blurX=3;
 myBlur.blurY=3;
 myPanel.removeEventListener(Event.ENTER_FRAME,enterFrameHandler);
 }
 }
]]>
</mx:Script>
<mx:Panel x="64" y="60" width="250" height="200" layout="absolute" click="changeHandler()" id="myPanel">
</mx:Panel>
</mx:Application>