/***
 BitmapMirror.as

 Compiler: Flash CS3 / AS3
 Date: 2007/9/28
 Author: Sho Hashimoto
 WebSite: http://shokai.org
 ***/

package {
	import flash.display.BitmapData;
	import flash.geom.*;
	public class BitmapMirror {

		public var bmd:BitmapData;
		private var bmd_mirror:BitmapData;
		public var threshold;
		
		public function BitmapMirror(bmd:BitmapData) {
			trace("Construct: BitmapMirror");
			this.bmd = bmd;
			bmd_mirror = new BitmapData(bmd.width*2, bmd.height);
			threshold = bmd.width/2;
		}
		
		public function getBitmapData():BitmapData{
			return this.bmd_mirror;
		}
		
		public function process():void {
			bmd_mirror.copyPixels(bmd, new Rectangle(0,0,threshold,bmd.height), new Point(0,0));
			bmd_mirror.fillRect(new Rectangle(threshold*2,0, bmd_mirror.width, bmd_mirror.height), 0xFFFFFFFF);
			for(var y:int = 0; y < bmd.height;y++){
				for(var x:int = threshold; x < threshold*2; x++){
					bmd_mirror.setPixel(x, y, bmd.getPixel(threshold-(x-threshold), y));
				}
			}
		}
	}

}