Tweener練習

/**
 * Copyright _wonder ( http://wonderfl.net/user/_wonder )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/ofm1
 */

package {
    import flash.display.Sprite;
    import flash.display.BlendMode;
    import caurina.transitions.Tweener;
    import caurina.transitions.properties.ColorShortcuts;
    
    [SWF(width=465,height=465,frameRate=30,backgroundColor=0XFFFFFF)]
    
    public class TweenBall extends Sprite {
        public static const BALL_RADIUS:uint = 10;
        public static const BALL_MARGIN:uint = 10;
            
        public function TweenBall() {
            ColorShortcuts.init();
            
            var l:uint = Math.ceil(stage.stageWidth / (BALL_RADIUS * 2 + BALL_MARGIN));
            var m:uint = Math.ceil(stage.stageHeight / (BALL_RADIUS * 2 + BALL_MARGIN));
            
            for(var i:int=0; i<m; i++){
                for(var j:int=0; j<m; j++){
                    var ball:Sprite = new Sprite();
                    ball.x = i * (BALL_RADIUS * 2 + BALL_MARGIN) + (BALL_RADIUS + BALL_MARGIN);
                    ball.y = j * (BALL_RADIUS * 2 + BALL_MARGIN) + (BALL_RADIUS + BALL_MARGIN);
                    ball.alpha = .5;
                    ball.blendMode = BlendMode.HARDLIGHT;
                    ball.graphics.beginFill(0XFFFFFF);
                    ball.graphics.drawCircle(0, 0, BALL_RADIUS);
                    ball.graphics.endFill();
                    
                    addChild( ball );
                    changeColor( ball );
                }
            }
        }
        
        private function changeColor(ball:Sprite):void{
            var color:uint = Math.random()*255 << 16 | Math.random() * 255 << 8 | Math.random() * 255 << 0;
            var scale:Number = Math.random() * 3;
            
            Tweener.addTween(ball, {
                scaleX: scale,
                scaleY: scale,
                _color: color,
                time: Math.random() * 4 + 1,
                delay: Math.random() * 1 + 1,
                transition: "easeInOutSine",
                onComplete: changeColor,
                onCompleteParams: [ball]
            });
        }
    }
}