flash on 2009-12-31

/**
 * Copyright _wonder ( http://wonderfl.net/user/_wonder )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/uE7x
 */

package {
    import flash.display.Sprite;
    import flash.events.MouseEvent;
    
    public class MouseDrag extends Sprite {
        public function MouseDrag() {
            var circle:Sprite = new Sprite();
            circle.graphics.beginFill(0x333333);
            circle.graphics.drawCircle(0,0,20);
            circle.graphics.endFill();
            
            circle.buttonMode = true;
            circle.x = 242;
            circle.y = 242;
            
            addChild(circle);
            
            circle.addEventListener(MouseEvent.MOUSE_DOWN,onMouseDown);
            circle.addEventListener(MouseEvent.MOUSE_UP,onMouseUp);
        }
        
        private function onMouseDown(e:MouseEvent):void{
            e.currentTarget.startDrag();
        }
        
        private function onMouseUp(e:MouseEvent):void{
            e.currentTarget.stopDrag();
        }
    }
}