forked from: forked from: forked from: forked from: BitmapDataSample11

by hig_an 06 Jul 2010

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// forked from hig_an's forked from: forked from: forked from: BitmapDataSample11
// forked from hig_an's forked from: forked from: BitmapDataSample11
// forked from hig_an's forked from: BitmapDataSample11
// forked from nutsu's BitmapDataSample11
// forked from nulldesign's Liquid10000
package {
    
    import flash.display.Sprite;
    import flash.display.BitmapData;
    import flash.display.Bitmap;
    import flash.geom.ColorTransform;
    import flash.display.BitmapDataChannel;
    import flash.filters.BlurFilter;
    import flash.events.Event;
    import flash.events.MouseEvent;
    
    [SWF(width=465,height=465,backgroundColor=0,frameRate=60)]
    public class BitmapDataSample11 extends Sprite {
		private var bmpdata:BitmapData;
		private var particles:Array;
		private var particle_number:Number = 200;
		private var size:Number = 465;
		private var filter:BlurFilter;
		private var colortrans:ColorTransform;
		
        public function BitmapDataSample11() {
			bmpdata = new BitmapData(size, size, false, 0);
			particles = new Array(particle_number);
			colortrans = new ColorTransform(0.99, 0.99, 0.95);
			filter = new BlurFilter(2, 2, 1);
			addChild(new Bitmap(bmpdata));
			for (var i:int = 0; i < particle_number; i++) {
				particles[i] = new Particle(0, i + 100);
			}
			addEventListener( Event.ENTER_FRAME, enterframe );
        }
        private function enterframe( e:Event ):void {
			bmpdata.applyFilter(bmpdata, bmpdata.rect, bmpdata.rect.topLeft, filter);
			bmpdata.colorTransform(bmpdata.rect, colortrans);
			bmpdata.lock();
			for (var i:int = 0; i < particle_number; i++) {
				var p:Particle = particles[i];
				p.x += 1;
				if (p.x == size) {
					p.x = 0;
				}
				bmpdata.setPixel(p.x, p.y, 0xffffff);
			}
			bmpdata.unlock();
        }
    }
}
//パーティクルクラス
class Particle {
    public var x:Number;
    public var y:Number;
	
    function Particle( px:Number, py:Number ) {
        x = px;
        y = py;
    }
}