Particle

by Caiim 10 Jan 2010

Embed

/**
 * Copyright Caiim ( http://wonderfl.net/user/Caiim )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/AvUC
 */

package {
	import flash.display.Graphics;
	import flash.filters.GlowFilter;
	import flash.display.MovieClip;
	import flash.events.Event;
    import flash.display.Sprite;
    [SWF(backgroundColor="0x000000")]
    public class FlashTest extends Sprite {
    		private var sw:int = stage.stageWidth;
    		private var sh:int = stage.stageHeight;
		
		
        public function FlashTest() {
            // write as3 code here..
            addEventListener(Event.ENTER_FRAME,push);
        }
        private function push(e:Event)
        {
        		if(numChildren<50)
        		{
	        		var _mc:MovieClip = new MovieClip();
	        		var g:Graphics = _mc.graphics;
	        		g.beginFill(0x00aaaa);
	        		g.drawCircle(1,1,3+Math.random()*10);
	        		_mc.x = -50+Math.random()*sw;
	        		_mc.y = sh+_mc.height+10;
	        		_mc.speed = _mc.width/5+Math.random()*_mc.width/2;
	        		var glow:GlowFilter = new GlowFilter(0x00aaaa, 1, _mc.width*2/3,_mc.width*2/3,3, 3);
	        		_mc.filters = [glow];
	        		_mc.addEventListener(Event.ENTER_FRAME, up);
	        		addChild(_mc);
        		}
        }
        private function up(e:Event)
        {
        		var _mc:MovieClip = MovieClip(e.target);
        		_mc.y-=_mc.speed;
        		_mc.x+=_mc.speed/5;
        		_mc.alpha = _mc.y/sh;
        		if(_mc.y < -_mc.height)
        		{
        			_mc.removeEventListener(Event.ENTER_FRAME, up);
        			removeChild(_mc);
        		}
        }
    }
}