package {
    import flash.display.Sprite;
    import flash.events.Event;
 
    public class OneSegmentDrag extends Sprite {
        private var segment0:Segment;
        public function OneSegmentDrag() {
            init();
        }
         
        private function init():void {
            segment0=new Segment(100,20);
            addChild(segment0);
            segment0.x=stage.stageWidth/2;
            segment0.y=stage.stageHeight/2;
            addEventListener(Event.ENTER_FRAME,EnterFrameHandler);
        }
 
        private function EnterFrameHandler(event:Event):void {
            var dx:Number=mouseX-segment0.x;
            var dy:Number=mouseY-segment0.y;
            var angle:Number=Math.atan2(dy,dx);
            segment0.rotation=angle*180/Math.PI;
            var w:Number=segment0.getPin().x-segment0.x;
            var h:Number=segment0.getPin().y-segment0.y;
            segment0.x=mouseX-w;
            segment0.y=mouseY-h;
        }
 
    }
}