forked from: アステロイド

/**
 * Copyright atsumo ( http://wonderfl.net/user/atsumo )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/5Okl
 */

// forked from 178ep3's アステロイド
package 
{
	import flash.display.Sprite;
	import flash.events.Event;
	
	public class stepLine extends Sprite
	{
		private var step:uint=4;
		
		public function stepLine()
		{
			addEventListener(Event.ENTER_FRAME , onEnterFrameHandler);
		}
		
		private var i:int;
		private function onEnterFrameHandler(e:Event):void 
		{
			with(this.graphics)
			{
				lineStyle(1,0x000000,0.5);
				moveTo(0, i * step);
				
				lineTo(i*step,stage.stageHeight);
			
				moveTo(stage.stageWidth,i*step);
				lineTo(i * step, 0);
				
			}
			
			i++;
		}
	}
}