flash on 2010-7-6

/**
 * Copyright tjoen ( http://wonderfl.net/user/tjoen )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/2PDi
 */

package {
    import flash.display.Sprite;
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.filters.BlurFilter;
    import flash.events.Event;

    public class Main extends Sprite {
        private var _bitmap:BitmapData = new BitmapData(stage.stageWidth, stage.stageHeight,
                                  false, 0xff000000);
        private var _image:Bitmap = new Bitmap(_bitmap);
        
        public function Main(  ) {
            addChild(_image);
            _image.filters = [new BlurFilter(  )];
            addEventListener(Event.ENTER_FRAME, onEnterFrame);
        }

        public function onEnterFrame(event:Event):void {
            for(var i:int = 0; i < 100; i++) {
                _bitmap.setPixel(mouseX + Math.random(  ) * 20 - 10,
                              mouseY + Math.random(  ) * 20 - 10,
                              0xffff0000);
            }
        }
    }
}