package
{
    import flash.display.Sprite;
    import flash.display.StageAlign;
    import flash.display.StageScaleMode;
    import flash.events.Event;
    import flash.events.MouseEvent;

    public class TestDragMove extends Sprite
    {
        private var box:Sprite;
        private var startY:Number = 100;
        private var endY:Number = 0;
        private var mouseIsDown:Boolean = false;
        private var lastStartY:Number;
        public function TestDragMove()
        {
            box = new Sprite();
            box.graphics.beginFill(0);
            box.graphics.drawRect(0,0,100,100);
            box.graphics.endFill();
            addChild(box);


            stage.addEventListener(MouseEvent.MOUSE_DOWN,onMouseClick);
            stage.addEventListener(MouseEvent.MOUSE_UP,onMouseUp);
            stage.addEventListener(MouseEvent.MOUSE_MOVE,onMouseMove);
            stage.addEventListener(Event.ENTER_FRAME,run);

            stage.scaleMode = StageScaleMode.NO_SCALE;
            stage.align = StageAlign.TOP_LEFT;
        }

        protected function onMouseClick(event:MouseEvent):void
        {
            startY = stage.mouseY;
            mouseIsDown = true;
            // TODO Auto-generated method stub
        }
        protected function onMouseUp(event:MouseEvent):void
        {
            startY = stage.mouseY;
            mouseIsDown = false;
            // TODO Auto-generated method stub
        }

        protected function onMouseMove(event:MouseEvent):void
        {

            endY = stage.mouseY;


            // TODO Auto-generated method stub
        }

        protected function run(event:Event):void
        {
            if(mouseIsDown)
            {
                var distance:Number = (startY - endY) + box.y;
                box.y = (box.y - distance) * .2//startY - endY;
            }

            // TODO Auto-generated method stub
        }


    }
}