给五角星添加滤镜效果

package {

	import flash.display.MovieClip;
	import flash.filters.GlowFilter;
	import flash.utils.Timer;
	import flash.events.TimerEvent;
	[SWF(width="1024",height="768")]
	/*        
	*author : SinSoul       
	 *blogs:　http://www.cnblogs.com/sinsoul       
	*/
	public class xingx extends MovieClip {
		var arr:Array=[];
		var timer:Timer=new Timer(1000);
		public function xingx() {

			for (var i:int=0; i<150; i++) {
				var aa:xing=new xing();
				addChild(aa);//把括号内的东西添加在舞台上； 
				aa.x=Math.random()*1000;//把五角星的X坐标随即
				aa.y=Math.random()*700;
				var Gf:GlowFilter=new GlowFilter(0xffffff*Math.random(),1,15,15);
				aa.filters=[Gf];//刚开始给星星赋予一个颜色
				//aa.gotoAndPlay(int(Math.random()*30));//每运行一次则随即从某一帧开始播放
				aa.scaleX=aa.scaleY=aa.alpha=Math.random()*0.7+0.3;//星星X和Y的坐标随即落到0.3至1之间
				arr.push(aa);
			}
			timer.addEventListener(TimerEvent.TIMER,onTimer);
			timer.start();
		}

		function onTimer(e):void {
			for (var i:int=0; i<arr.length; i++) {

				var Gf:GlowFilter=new GlowFilter(0xffffff*Math.random(),1,13,13);
				arr[i].filters=[Gf];
			}
		}
	}
}


package {
	import flash.display.Sprite;
	/*        
		*author : SinSoul       
	 *blogs:　http://www.cnblogs.com/sinsoul       
	*/

	public class Star extends Sprite {
		public function Star(radius:Number, color:uint = 0xFFFF00):void {
			//graphics.lineStyle(0);
			graphics.moveTo(radius, 0);
			graphics.beginFill(color);a
			// draw 10 lines
			for (var i:int = 1; i < 11; i++) {
				var radius2:Number=radius;
				if (i%2>0) {
					// alternate the radius to make spikes every other line
					radius2=radius/2;
				}
				var angle:Number=Math.PI*2/10*i;
				graphics.lineTo(Math.cos(angle) * radius2, Math.sin(angle) * radius2);
			}
		}
	}
}