forked from: forked from: Interactive blobs

by Avijit_Chinara 28 Mar 2011

• Forked from Avijit_Chinara's forked from: Interactive blobs
• Diff: 2
• Related works: 21
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// forked from 3dmind.chinara6's forked from: Interactive blobs
// forked from mrdoob's Interactive blobs
 package
{
    import flash.display.Sprite;
    import flash.display.MovieClip;
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.filters.BlurFilter;
    import flash.events.Event;
    import flash.geom.Rectangle;
    import flash.geom.Point;

    [SWF( backgroundColor='0xff00ff', frameRate='50', width='800', height='600')]
    
    public class blobsInteractive extends Sprite
    {
        private var bl    :Array;
        private var r    :Bitmap;
        private var c    :Sprite;
        private var b    :Sprite;
        private var s    :Number = 0;
        private var p    :Number = .9;
        
        public function blobsInteractive()
        {
            stage.align = "TL";
            stage.scaleMode = "noScale";

            bl = new Array();

            b = new Sprite();
            b.graphics.beginFill(0x000000,1);
            b.graphics.lineTo(stage.stageWidth,0);
            b.graphics.lineTo(stage.stageWidth,stage.stageHeight);
            b.graphics.lineTo(0,stage.stageHeight);
            b.graphics.lineTo(0,0);
            b.graphics.endFill();
            addChild(b);

            c = new Sprite();
            c.filters = [new BlurFilter(20,20,2)];
            addChild(c);

            r = new Bitmap( new BitmapData( stage.stageWidth, stage.stageHeight, false, 0x00FFFFFF ) );
            addChild(r);

            buttonMode = true;
            addEventListener( "enterFrame", u );
            addEventListener( "mouseUp", mu );
            addEventListener( "mouseDown", md );
        }

        private function u(e:Event):void
        {
            for (var i:Number = 0; i < 200; i ++)
            {
                if (!bl[i])
                {
                    bl[i] = new MovieClip();
                    bl[i].graphics.beginFill(0xFF7004A,1);
                    bl[i].graphics.drawCircle(0,0,Math.random()*40+5);
                    
                    bl[i].x = stage.stageWidth*.5 + Math.random()*1000-500;
                    bl[i].y = stage.stageHeight*.5 + Math.random()*1000-500;
                    bl[i].xspeed = bl[i].yspeed = 0;
                    bl[i].cycle = Math.random() * .01 + .0005;
                    bl[i].offsetx = Math.random() * 200-100;
                    bl[i].offsety = Math.random() * 200-100;
                    c.addChild(bl[i]);
                }
                
                bl[i].x += bl[i].xspeed = (( mouseX - bl[i].x + bl[i].offsetx) * bl[i].cycle ) + ( bl[i].xspeed * p);
                bl[i].y += bl[i].yspeed = (( mouseY - bl[i].y + bl[i].offsety) * bl[i].cycle ) + ( bl[i].yspeed * p);
            }
            r.bitmapData.fillRect(new Rectangle(0,0,stage.stageWidth, stage.stageHeight),0x00FFFFFF);
            r.bitmapData.draw(c);
            r.bitmapData.threshold(r.bitmapData,new Rectangle(0,0,stage.stageWidth, stage.stageHeight),new Point(0,0),">",0x00800000,0xFFFFFFFF,0x00808080,true);
        }

        private function md(e:Event):void
        {
            for (var i:Number = 0; i < 200; i ++)
            {
                bl[i].offsetx = Math.random()*1000-500;
                bl[i].offsety = Math.random()*1000-500;
            }
        }

        private function mu(e:Event):void
        {
            for (var i:Number = 0; i < 200; i ++)
            {
                bl[i].offsetx = Math.random()*200-100;
                bl[i].offsety = Math.random()*200-100;
            }
        }
    }
}