flash on 2011-11-8

by Heo.Wongeun 10 Nov 2011

Embed

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

package {
    import flash.filters.GlowFilter;
    import flash.events.MouseEvent;
    import flash.geom.Rectangle;
    import flash.geom.Transform;
    import flash.net.FileFilter;
    import flash.geom.Matrix;
    import flash.filters.BlurFilter;
    import flash.geom.ColorTransform;
    import flash.display.BitmapData;
    import flash.display.Bitmap;
    import flash.events.Event;
    import flash.display.Shape;
    import flash.display.Sprite;
    
    [SWF(width="600", height="600", frameRate="40", backgroundColor="0x000000")]
    public class FlashTest extends Sprite {
        
        private var c:Shape;
        public function FlashTest() {
            // write as3 code here..
            setBit();
             circleCreate(30);
            this.addEventListener(Event.ENTER_FRAME, onEnter);
        }
        
        private var objs:Array = new Array();
        private var circleMovie:Sprite = new Sprite();
        private var canvas:Bitmap;
        private var bitData:BitmapData;
        private var cs:Sprite;
        
        private function setBit():void
        {
            bitData = new BitmapData(600,600,false,0x000000);
            canvas = new Bitmap(bitData);
            cs = new Sprite();
            canvas.smoothing = true;
            addChild(canvas);
            //addChild(cs);
            stage.addEventListener(MouseEvent.CLICK, stageClick);
        }
        private function circleCreate(n:uint):void
        {
            for(var i:uint=0; i<=n; i++)
            {
                c = new Shape();
                c.graphics.beginFill(0xff0000,Math.random());
                var r:Number = Math.random()*10+5
                c.graphics.drawCircle(r*0.5,r*0.5,r);
                c.x = Math.random()*600;
                c.y = Math.random()*600;
                c.graphics.endFill();
                cs.addChild(c);
            }
        }
        
        private function stageClick(e:MouseEvent):void
        {
            circleCreate(30);
        }


        private var n:Number = 0.01;
        private var _x:Number;
        private var _y:Number;
        //private var colorTrans = new ColorTransform(1,1,1,0,0,0,0.5);
        //private var blurF:BlurFilter = new BlurFilter(4,4,1);
        private function onEnter(e:Event):void
        {
            //circleCreate(1);
            bitData.lock();
            //cs.x = Math.cos(n)*100;
            bitData.draw(cs,new Matrix(1,0,0,1,0,0));
            canvas.filters = [new BlurFilter(5,5)];
            bitData.scroll(Math.cos(n),-1);
            bitData.colorTransform(new Rectangle(0,0,600,6000),new ColorTransform(1,1,1,0.9,0,0,0,1));
            canvas.filters = [new GlowFilter(16711680,1,5,5,3)];
            //bitData.colorTransform = new ColorTransform(1, 1, 1, 1, 1, 0, 1, 0);
            //bitData.colorTransform = new ColorTransform(1,1,1)
            //canvas.applyFilter = [blurF];
            n+=0.1;
            bitData.unlock();
            circlesMove()
        }
        
        private function circlesMove():void
        {
            for(var i:uint; i<cs.numChildren-1; i++)
            {
                var c = cs.getChildAt(i) as Shape;
                //c.y+=(800-c.y)*0.5
                c.scaleX += (2-c.scaleX)*0.5;
                c.scaleY += (2-c.scaleY)*0.5;
                c.alpha += (0-c.alpha)*0.2;
                if(c.alpha < 0)cs.removeChild(c);
                trace(cs.numChildren);
            }

        }



    }
}