線を描く！！

/**
 * Copyright pykgg476 ( http://wonderfl.net/user/pykgg476 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/fMi9
 */

//絵が描けます。
//ダブルクリックで全消し。


package {
   
	import flash.display.Sprite;
	import flash.events.MouseEvent;

	public class drawingApp extends Sprite
	{
		
		public function drawingApp()
		{
			init();
		}
		
		private function init():void{
			graphics.lineStyle(1);
			stage.doubleClickEnabled = true;
			stage.addEventListener(MouseEvent.DOUBLE_CLICK,onMouseDouble);
			stage.addEventListener(MouseEvent.MOUSE_DOWN,onMouseDown);
			stage.addEventListener(MouseEvent.MOUSE_UP,onMouseUp);
			
			
		}
		
		private function onMouseDown(event:MouseEvent):void{
			graphics.moveTo(mouseX,mouseY);
			stage.addEventListener(MouseEvent.MOUSE_MOVE,onMouseMove);
			
		}
		
		private function onMouseUp(event:MouseEvent):void{
			stage.removeEventListener(MouseEvent.MOUSE_MOVE,onMouseMove);
			
		}
		
		private function onMouseMove(event:MouseEvent):void{
			graphics.lineTo(mouseX,mouseY);
			
		}
		
		private function onMouseDouble(event:MouseEvent):void{
			graphics.clear();
			stage.removeEventListener(MouseEvent.MOUSE_MOVE,onMouseMove);
			graphics.lineStyle(1);
		}
	}
}