AA

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favorite:16
lines:149
license : MIT License
modified : 2009-06-09 18:43:21

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package{
	import flash.display.*;
	import flash.events.*;
	import flash.geom.*;
	import flash.net.*;
	import flash.system.*;
	import flash.filters.*;
	[SWF(width=465, height=465, backgroundColor=0xFFFFFF, frameRate=60)]
	
	public class AA extends Sprite{
		private var ary:Array;
		private var _canvas:BitmapData;
		private var _source:BitmapData;
		private var point:Point = new Point(0, 0);
		private static const W:uint = 4;
		private static const H:uint = 5;
	
		public function AA(){
			Wonderfl.capture_delay(40);
			setup();//
			var loader:Loader = new Loader();
			loader.load( new URLRequest("http://bkmrk.abakane.com/lab/lib/einstein.jpg"), new LoaderContext(true));
			loader.contentLoaderInfo.addEventListener( Event.COMPLETE, onComplete);//
		}
		
		private function onComplete( e:Event ):void{
			var bmpd:BitmapData = Bitmap( LoaderInfo(e.target).loader.content ).bitmapData;
			var m:Matrix = new Matrix();
			m.scale( 1/W, 1/H);//画像を縮小
			_source = new BitmapData( bmpd.width/W, bmpd.height/H, false, 0x0);
			_source.draw( bmpd, m);
			_source.applyFilter( _source, _source.rect, point, new ColorMatrixFilter([ 0.3, 0.6, 0.1, 0, 0, 0.3, 0.6, 0.1, 0, 0, 0.3, 0.6, 0.1, 0, 0, 0, 0, 0, 1, 0]));//モノクロ化
			_canvas = new BitmapData( _source.width*W, _source.height*H, false, 0xFFFFFF);
			addChild( new Bitmap(_canvas) );
			this.addEventListener( Event.ENTER_FRAME, update);//
		}
		
		private function update( e:Event ):void{
			number();//
			number();//
			number();//
			number();//
			number();//
		}
		
		//ナンバリング
		private function number():void{
			var m:Matrix = new Matrix();
			m.translate( point.x*W, point.y*H);
			_canvas.draw( ary[ brightness(point) ], m);
			if( ++point.x > _source.width ){
				point.x = 0;
				if( ++point.y > _source.height ){
					this.removeEventListener( Event.ENTER_FRAME, update);//
					return;
				}
			} 
		}
		
		//明度を0〜9に振り分け
		private function brightness( p:Point ):uint{
			var c:uint = _source.getPixel( p.x, p.y) & 0xFF;
			return Math.floor( c/(25.6) );
		}
		
		//フォントを濃い順にストック
		private function setup():void{
			ary = [];
			var bmpd:BitmapData;
			var s:Shape = new Shape();
			var g:Graphics = s.graphics;
			//0
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 3, 1);
			g.drawRect( 0, 1, 1, 2);
			g.drawRect( 2, 1, 1, 2);
			g.drawRect( 0, 3, 3, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//8
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 3, 1);
			g.drawRect( 0, 3, 3, 1);
			g.drawRect( 1, 1, 1, 1);
			g.drawRect( 0, 2, 1, 1);
			g.drawRect( 2, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//5
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 3, 1);
			g.drawRect( 0, 3, 3, 1);
			g.drawRect( 0, 1, 2, 1);
			g.drawRect( 2, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//6
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 1, 4);
			g.drawRect( 2, 1, 1, 3);
			g.drawRect( 1, 1, 1, 1);
			g.drawRect( 1, 3, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//2
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 2, 1);
			g.drawRect( 0, 3, 3, 1);
			g.drawRect( 1, 1, 2, 1);
			g.drawRect( 0, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//9
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 1, 2);
			g.drawRect( 2, 0, 1, 4);
			g.drawRect( 1, 0, 1, 1);
			g.drawRect( 1, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//4
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 1, 3);
			g.drawRect( 2, 0, 1, 4);
			g.drawRect( 1, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//3
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 0, 0, 2, 1);
			g.drawRect( 0, 3, 3, 1);
			g.drawRect( 1, 1, 2, 1);
			g.drawRect( 2, 2, 1, 1);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//7
			g.clear();
			g.beginFill(0x0);			
			g.drawRect( 0, 0, 3, 1);
			g.drawRect( 2, 1, 1, 3);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
			//1
			g.clear();
			g.beginFill(0x0);
			g.drawRect( 2, 0 , 1, 4);
			bmpd = new BitmapData( W-1, H-1, false, 0xFFFFFF);
			bmpd.draw( s );
			ary.push(bmpd);
		}
	
	}
}

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