package Code
{
	import flash.display.MovieClip;
	import flash.display.Stage;
	import flash.events.Event;
	import flash.events.MouseEvent;
	import flash.events.KeyboardEvent;
	import flash.ui.Keyboard;
	import flash.ui.Mouse;
	import flash.ui.KeyLocation;
	import flash.media.Sound;
	import flash.net.URLRequest;
	import flash.media.SoundLoaderContext;
	import flash.media.SoundChannel;

	public class Engine extends MovieClip
	{
		public var backGround:B1 = new B1();
		public var Crosshair:Cursor = new Cursor();
		public var SS:spaceStation = new spaceStation();
		public var intromusic:Sound = new Sound();
		public var shift:Number = .1; // movement of the background
		public static var enemyList:Array = new Array;

		public function Engine()
		{
			// constructor code
			addChild(backGround);
			backGround.x = -617;
			backGround.addEventListener(Event.ENTER_FRAME, moving);

			addChild(SS);
			SS.scaleX = 0.35;
			SS.scaleY = 0.35;
			SS.x = 400;
			SS.y = 50;

			addEventListener(Event.ENTER_FRAME, loop);
			Mouse.hide();
			addChild(Crosshair);
			addEventListener(MouseEvent.CLICK, shot1);
			addEventListener(MouseEvent.CLICK, fire1);
			addEventListener(MouseEvent.MOUSE_MOVE, dragCursor);


			intromusic.load(new URLRequest("Trancesaur.mp3"));
			intromusic.play(0, int.MAX_VALUE);

			function moving(e:Event):void
			{
				if (backGround.x > 0)
				{
					backGround.x = -617;
				}
				backGround.x = backGround.x + shift;
			}

			function intromusic (e:Event):void
			{
				intromusic.load(new URLRequest("Trancesaur.mp3"));
				intromusic.play(0, int.MAX_VALUE);
			}

			function loop(e:Event):void
			{
				if (Math.floor(Math.random() * 90) == 5)
				{
					var enemy:Enemy = new Enemy(stage, SS);
					enemy.addEventListener(Event.REMOVED_FROM_STAGE, removeEnemy, false, 0, true);
					enemyList.push(enemy);
					stage.addChild(enemy);
				}
			}

			function removeEnemy(e:Event)
			{
				enemyList.splice(enemyList.indexOf(e.currentTarget), 1);
			}

			function dragCursor(e:MouseEvent):void
			{
				Crosshair.x = mouseX;
				Crosshair.y = mouseY;
			}

			function fire1(e:MouseEvent):void
			{
				Crosshair.play();
				trace("bang");
			}

			function shot1(e:MouseEvent):void
			{
				var music2:Sound;

				music2 = new Sound();
				music2.load(new URLRequest("sniper1.mp3"));
				music2.play();
			}

		}
	}

}