/*
	Game Creator JavaScript
	
	Reserved Variables:
	
	window.game
	[
		"vars"
		[
			"window"
			[
				"x"
				"y"
			]
			"keyhandler"
			"rendered" = true || false
		]
		"chars"
		[
			0
			[
				"x"
				"y"
				"lSprite"
				"uSprite"
				"rSprite"
				"dSprite"
			]
		]
		"map"
		[
			x
			[
				y
				[
					"type"
					(
						0	= null
						1	= wall
						2	= char
						2.1	= main char
						3	= item
					)
					"bg"
					"img"
					"do"
				]
			]
		]
		"items"
		[
			n
			[
				
			]
		]
	]
*/

	/* Default Array */
	window.game = new Array;
	window.game["vars"] = new Array;
	window.game["vars"]["window"] = new Array;
	window.game["vars"]["window"]["x"] = 10;
	window.game["vars"]["window"]["y"] = 10;
	window.game["vars"]["keyhandler"] = function(char) { return window.game_moveHandle(char); }
	window.game["chars"] = new Array;
	window.game["chars"][0] = new Array;
	window.game["chars"][0]["x"] = 2;
	window.game["chars"][0]["y"] = 2;
	window.game["map"] = new Array;
	// Generate the Map Array
	for (var a = 1;a <= window.game["vars"]["window"]["x"];a++)
	{
		window.game["map"][a] = new Array;
		for(var b = 1;b <= window.game["vars"]["window"]["y"];b++)
		{
			window.game["map"][a][b] = new Array;
			window.game["map"][a][b]["type"] = 0;
			
		}
	}
	
	document.onkeydown = function(e) { return window.game_keyHandle(e); } // Make the document Run the Key Handler
	
	/* keyHandle(e)
	 * 
	 * @var		event
	 * @return	window.game["vars"]["keyhandler"](int keyCode)
	*/
	function window.game_keyHandle(e)
	{
		var evt = e || window.event;
		return window.game["vars"]["keyhandler"](evt.keyCode);
	}
	
	/* moveHandle(int)
	 *
	 * @var		int	charCode
	 */
	function window.game_moveHandle(char)
	{
		if (char == 37 || char == 52 || char == 65)
		{	/* Left */
			return "l";
		}
		if (char == 38 || char == 56 || char == 87)
		{	/* Up */
			return "u";
		}
		if (char == 39 || char == 54 || char == 68)
		{	/* Right */
			return "r";
		}
		if (char == 40 || char == 50 || char == 83)
		{	/* Down */
			return "d";
		}
		else
		{
			return char;
		}
	}
	
	/* setWindow(x,y)
	 *
	 * @var		int	Length of the X Axis
	 * @var		int	Length of the Y Axis
	 */
	function window.game_setWindow(x,y)
	{
		window.game["vars"]["window"]["x"] = x;
		window.game["vars"]["window"]["y"] = y;
		return true;
	}
	/* makeYWall(y,xs,xe,bgImg)
	 *
	 * @var		int	Y Axis
	 * @var		int	X Axis Start
	 * @var		int	X Axis End
	 * @var		str	Background Image
	 */
	function window.game_makeYWall(y,xs,xe,bgImg)
	{
		for (var a = xs;a <= xe;a++)
		{
			if (bgImg)
			{
				window.game["map"][a][y]["bg"] = bgImg;
			}
			window.game["map"][a][y]["type"] = 1;
		//	window.game_displaySquare(a,y);
			window.game_renderMap();
		}
		return true;
	}
	
	/* makeXWall(x,ys,ye,bgImg)
	 *
	 * @var		int	[r] X Axis
	 * @var		int 	[r] Y Axis Start
	 * @var		int 	[r] Y Axis End
	 * @var		str	[o] Background Image
	 */
	function window.game_makeXWall(x,ys,ye,bgImg)
	{
		for(var a = ys;a <= ye;a++)
		{
			if (bgImg)
			{
				window.game["map"][x][a]["bg"] = bgImg;
			}
			window.game["map"][x][a]["type"] = 1;
		//	window.game_displaySquare(x,a);
			window.game_renderMap();
		}
		return true;
	}
	
	/* makeBorderWall(bgImg)
	 *
	 * @var		str	[o] Background Image
	 */
	function window.game_makeBorderWall(bgImg)
	{
		if (!bgImg) { var bgImg = null; }
		window.game_makeXWall( 1,1,window.game["vars"]["window"]["y"],bgImg);
		window.game_makeXWall(20,1,window.game["vars"]["window"]["y"],bgImg);
		window.game_makeYWall( 1,1,window.game["vars"]["window"]["x"],bgImg);
		window.game_makeYWall(20,1,window.game["vars"]["window"]["x"],bgImg);
		return true;
	}
	
	/*
	 * makeItem(x,y,toDo,img)
	 *
	 * @var		int	[r] X Coordinate
	 * @var		int	[r] Y Coordinate
	 * @var		func	[o] Function To Do(int x, int y)
	 * @var		str	[o] Item Image
	 */
	function window.game_makeItem(x,y,toDo,img)
	{
		window.game["map"][x][y]["type"] = 3;
		if (img)
		{
			window.game["map"][x][y]["image"] = img;
		}
		if (toDo)
		{
			window.game["map"][x][y]["do"] = toDo;
		}
		window.game_renderMap();
		return true;
	}
	
	/*
	 * makeMap(id)
	 *
	 * @var		str	[r] ID in which to place the Created Map.
	 */
	function window.game_makeMap(id)
	{
		var html = '';
		var ele = document.getElementById(id);
	//	alert(ele);
		html = "<table>";
		for(var b = 1;b <= window.game["vars"]["window"]["y"];b++)
		{
			html = html + "<tr>";
			for(var a = 1;a <= window.game["vars"]["window"]["x"];a++)
			{
				html = html + "<td id=\"" + a + 'x' + b + "\" class=\"game_blank\"><img src=\"\" id=\"" + a + 'x' + b + "img\" style=\"display:none\" /></td>";
			}
			html = html + "</tr>";
		}
		html = html + "</table>";
		ele.innerHTML = html;
		return true;
	}
	
	/*
	 * renderMap()
	 */
	function window.game_renderMap()
	{
		for (var a = 1;a <= window.game["vars"]["window"]["x"];a++)
		{
			if (!window.game["map"][a]) { window.game["map"][a] = new Array; }
			for (var b = 1;b <= window.game["vars"]["window"]["y"];b++)
			{
				if (!window.game["map"][a][b]) { window.game["map"][a][b] = new Array; }
				if (window.game["map"][a][b]["bg"])
				{
					if (document.getElementById(a + 'x' + b))
					{
						document.getElementById(a + 'x' + b).style.backgroundImage = "url('" + window.game["map"][a][b]["bg"] + "')";
					}
				}
			}
		}
		return true;
	}
	
	/*
	 * editChar(id,lSprite,uSprite,rSprite,dSprite)
	 *
	 * @var		int	[r] Character ID
	 * @var		str	[o] Left Sprite
	 * @var		str	[o] Up Sprite
	 * @var		str	[o] Right Sprite
	 * @var		str	[o] Down Sprite
	 */
	function window.game_editChar(id,lSprite,uSprite,rSprite,dSprite)
	{
		if (lSprite)
		{
			window.game["chars"][id]["lSprite"] = lSprite;
			var timg = new Image;
			timg.src = lSprite;
			window.game["chars"][id]["lSprite_img"] = timg.src;
		}
		if (uSprite)
		{
			window.game["chars"][id]["uSprite"] = uSprite;
			var timg = new Image;
			timg.src = uSprite;
			window.game["chars"][id]["uSprite_img"] = timg.src;
		}
		if (rSprite)
		{
			window.game["chars"][id]["rSprite"] = rSprite;
			var timg = new Image;
			timg.src = rSprite;
			window.game["chars"][id]["rSprite_img"] = timg.src;
		}
		if (dSprite)
		{
			window.game["chars"][id]["dSprite"] = dSprite;
			var timg = new Image;
			timg.src = dSprite;
			window.game["chars"][id]["dSprite_img"] = timg.src;
		}
	}
	
	/*
	 * renderChar(id,dir)
	 *
	 * @var		int	[o] Character ID
	 * @var		str	[o] One Character Direction (for sprite)
	 */
	function window.game_renderChar(id,dir)
	{
		if (!id) { var id = 0; }
		if (!window.game["chars"][id]) { return false; }
		if (!document.getElementById(window.game["chars"][id]["x"] + 'x' + window.game["chars"][id]["y"] + "img")) { return false; }
		if (!dir) { var dir = "r"; }
		document.getElementById(window.game["chars"][id]["x"] + 'x' + window.game["chars"][id]["y"] + "img").src = window.game["chars"][id][dir + "Sprite_img"];
		document.getElementById(window.game["chars"][id]["x"] + 'x' + window.game["chars"][id]["y"] + "img").style.display = 'inline';
		return true;
	}
	
	/*
	 * moveChar(id,dir,spaces)
	 *
	 * @var		int	[r] Character ID
	 * @var		str	[r] One Character Direction
	 * @var		int	[o] Number of Spaces
	 * @return	bool
	 */
	function window.game_moveChar(id,dir,spaces)
	{
		if (!id) { var id = 0; }
		if (!spaces) { var spaces = 1; }
		var cx,cy,nx,ny;
		cx = window.game["chars"][id]["x"];
		cy = window.game["chars"][id]["y"];
		document.getElementById(cx + 'x' + cy + 'img').src = window.game["chars"][id][dir + "Sprite_img"];
		if (dir == "l") { nx = cx - 1;ny = cy; }
		if (dir == "u") { ny = cy - 1;nx = cx; }
		if (dir == "r") { nx = cx + 1;ny = cy; }
		if (dir == "d") { ny = cy + 1;nx = cx; }
		if (nx > window.game["vars"]["window"]["x"] || nx < 1 || ny > window.game["vars"]["window"]["y"] || ny < 1) { return false; }
	}
// Silver rules!