flash on 2010-4-13

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

package
{
	import flash.display.Sprite;
	import flash.events.Event;
 
	public class Main extends Sprite
	{
		private var arrow:Arrow;
		
		public function Main()
		{
			arrow = new Arrow();
			arrow.x = arrow.y = 232;
			addChild(arrow);
			
			addEventListener(Event.ENTER_FRAME, onEnterFrame);
		}
		
		private function onEnterFrame(event:Event):void 
		{
			var radian:Number = Math.atan2(mouseY - arrow.y, mouseX - arrow.x);
			arrow.rotation = radian / (Math.PI / 180);
		}
	}
}

import flash.display.Sprite;
 
class Arrow extends Sprite
{	
	public function Arrow()
	{
		graphics.lineStyle(2.0, 0x0);
		graphics.moveTo(-20,  -8);
		graphics.lineTo(  0,  -8);
		graphics.lineTo(  0, -15);
		graphics.lineTo( 20,   0);
		graphics.lineTo(  0,  15);
		graphics.lineTo(  0,   8);
		graphics.lineTo(-20,   8);
		graphics.lineTo(-20,  -8);
	}
}