Copying Pixels

Copying Pixels : Bitmap : Graphics Flash / Flex / ActionScript examples

Flash / Flex / ActionScript examples » Graphics » Bitmap »

Copying Pixels


 

package {
    import flash.display.Sprite;
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.display.Loader;
    import flash.net.URLRequest;
    import flash.events.Event;
    import flash.geom.Point;
    import flash.geom.Rectangle;

    public class Main extends Sprite {
        private var _bitmap:BitmapData= new BitmapData(stage.stageWidth,stage.stageHeight,false, 0xffffffff);
            
        private var _loader:Loader = new Loader(  );

        public function Main(  ) {
            _loader.contentLoaderInfo.addEventListener(Event.COMPLETE, onLoad);
            _loader.load(new URLRequest("m.jpg"));
            var image:Bitmap = new Bitmap(_bitmap);
            addChild(image);
        }

        public function onLoad(event:Event):void {
            var loaderBmp:Bitmap = Bitmap(_loader.content);
            var w:Number = loaderBmp.width / 5;
            for(var i:int = 0; i < 10; i++) {
                _bitmap.copyPixels(loaderBmp.bitmapData, 
                               new Rectangle(i * w, 0, 
                                             w, loaderBmp.height), 
                               new Point(i * (w + 2), i));
            }
        }
    }
}