Dead Code Preservation :: Archived AS3 works from wonderfl.net

RGB orb

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by bradsedito 07 Apr 2011
/**
 * Copyright bradsedito ( http://wonderfl.net/user/bradsedito )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/cifD
 */

// forked from umhr's 赤と青と緑の線
package 
{
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.display.Shape;
    import flash.display.Sprite;
    import flash.display.BlendMode;
    import flash.events.Event;
    import flash.filters.BlurFilter;
    import flash.filters.GlowFilter;
    import flash.geom.ColorTransform;
    import flash.geom.Point;
    
    /**
     * ...
     * @author umhr
     */
    [SWF(width = 465, height = 465, backgroundColor = 0x000000, frameRate = 60)]
    public class Main extends Sprite 
    {
        private var _mousePoint:Vector.<Vector.<Point>> = new Vector.<Vector.<Point>>();
        private var _count:int;
        private var _bitmap:Bitmap = new Bitmap(new BitmapData(stage.stageWidth, stage.stageHeight, false, 0x000000));
        private var _shape:Shape = new Shape();
        private const FADE:ColorTransform = new ColorTransform(1, 1, 1, 1, -0x6, -0x6, -0x6);
        private var blurr:BlurFilter = new BlurFilter(10,10,3);
     // private var gloww:GlowFilter = new GlowFilter(0xffffff, 1, 2, 2, 1, 3, true);
        public function Main():void 
        {
            if (stage) init();
            else addEventListener(Event.ADDED_TO_STAGE, init);
        }
        
        private function init(e:Event = null):void 
        {
            removeEventListener(Event.ADDED_TO_STAGE, init);
            // entry point
            
            this.addChild(_bitmap);
            _bitmap.filters = [blurr]; //gloww];         
            this._shape.filters = [blurr]; //gloww];          
            this.addChild(_shape);
            
            var point:Point = new Point(mouseX, mouseY);
            for (var i:int = 0; i < 3; i++) {
                var vector:Vector.<Point> = new Vector.<Point>();
                for (var j:int = 0; j < 3; j++) {
                    vector[j] = point;
                }
                _mousePoint[i] = vector;
            }
            
            this.addEventListener(Event.ENTER_FRAME, onEnter);
        }
        
        private function onEnter(e:Event):void 
        {
            _count++;
            for (var i:int = 0; i < 3; i++) {
                var sW:Number = new Number(stage.stageWidth );
                var sH:Number = new Number(stage.stageHeight);
                
                var inertiaPoint:Point = _mousePoint[i][0].subtract(_mousePoint[i][1]).add(_mousePoint[i][0]);
                var radian:Number = _count / 6 + Math.PI * 2 * i / 6;
 // vectorRadius
                var r:Number = 10 * (1 + 5 * Math.sin(_count / _count+2));

//              var mousePoint:Point = new Point( (mouseX) + Math.cos(radian) * r , (mouseY) + Math.sin(radian) * r);
                var mousePoint:Point = new Point( (sW/2) + Math.cos(radian) * r , (sH/2) + Math.sin(radian) * r);
                inertiaPoint.x = inertiaPoint.x * 0.97 + mousePoint.x * (0.03);// * ((Math.random()));
                inertiaPoint.y = inertiaPoint.y * 0.97 + mousePoint.y * (0.03) ;//* ((Math.random()));
                _mousePoint[i].unshift(inertiaPoint);
                _mousePoint[i].length = 5;
            }
            draw(_mousePoint); 
        }
        
        private function draw(mousePoint:Vector.<Vector.<Point>>):void {
            _shape.graphics.clear();
            var colors:Array = [0xFF0000, 0x00FF00, 0x0000FF];
            for (var i:int = 0; i < 3; i++) {
// size
                _shape.graphics.lineStyle(50, colors[i]);
                _shape.graphics.moveTo(mousePoint[i][0].x, mousePoint[i][0].y); 
             //   this._bitmap.bitmapData.scroll(  2, 2 );
             //   this._bitmap.bitmapData.scroll( -2,-2);
                this._shape.blendMode = "add";

                var m:int = mousePoint[0].length;
                for (var j:int = 1; j < m; j++) {
                    _shape.graphics.lineTo(mousePoint[i][j].x, mousePoint[i][j].y);
                    
                }
                
                _shape.graphics.lineStyle(0, colors[i]);
                _shape.graphics.beginFill(colors[i]);
                _shape.graphics.drawCircle(mousePoint[i][0].x, mousePoint[i][0].y, 2);
            }
            _bitmap.bitmapData.colorTransform(_bitmap.bitmapData.rect, FADE);
            _bitmap.bitmapData.draw(_shape, null, null, "add");
        }
    }
    
}