/* -------------------------------------------------------------
 *	@Project: GeldKarte
 *	@Author: Patricia Ross (triplesense.de)
 *	@Created: 2010-08-25
 *	@Last edited: Patricia Ross, 2010-08-25
 * ------------------------------------------------------------- */

$(document).ready( function() 
{
	DLC = new DLController();
	DLC.loadJSAndInit();
	DLC.registerJS();
});

function DLController ()
{
	// overwrite Jquery non caching getScript method
	$.getScript = function(url, callback, cache)
	{
		$.ajax({ type: "GET", url: url, success: callback, dataType: "script", cache: cache }); 
	}; 
	
	// initialize loading/require/register counters 
	var requireCounter = 0;
	var loadCounter = 0;
	var registerCounter=0;

	
	var self = this;
	
	/**
	 * run Controller logic 
	 * 
	 */
	this.init = function()
	{
		this.activateLightboxes();
	}
	
	/**
	 * require another javascript file to be loaded before controller initialization 
	 */
	this.requireJS = function (url)
	{
		requireCounter++;
		$.getScript(url, function()
		{
			loadCounter++;
			
		},true);
	}
	
	/**
	 * method to be called from every included javascript file
	 * => necessary to avoid (unlikely) timing problems
	 */
	this.registerJS = function()
	{
		registerCounter++;
	}
	
	/**
	 * load all required javascript files and run init method after completion 
	 */
	this.loadJSAndInit =  function()
	{
		if (requireCounter == loadCounter && requireCounter == registerCounter)
		{
			self.init();
		}
		else
		{
			window.setTimeout(function(){DLC.loadJSAndInit()},100);
		}
		return true;
	}
	
	
	
	/**
	 * activate all possible lightboxes 
	 */
	this.activateLightboxes = function ()
	{
		$(document).lightbox();
	}
	
	/**
	 * getPageSize() by quirksmode.com
	 *
	 * @return Array Return an array with x,y page size values.
	 */
	this.getPageSize = 	function () 
	{
	
		var xScroll, yScroll;
		if (window.innerHeight && window.scrollMaxY) {	
			xScroll = window.innerWidth + window.scrollMaxX;
			yScroll = window.innerHeight + window.scrollMaxY;
		} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
			xScroll = document.body.scrollWidth;
			yScroll = document.body.scrollHeight;
		} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
			xScroll = document.body.offsetWidth;
			yScroll = document.body.offsetHeight;
		}
		var windowWidth, windowHeight;
		if (self.innerHeight) {	// all except Explorer
			if(document.documentElement.clientWidth){
				windowWidth = document.documentElement.clientWidth; 
			} else {
				windowWidth = self.innerWidth;
			}
			windowHeight = self.innerHeight;
		} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
			windowWidth = document.documentElement.clientWidth;
			windowHeight = document.documentElement.clientHeight;
		} else if (document.body) { // other Explorers
			windowWidth = document.body.clientWidth;
			windowHeight = document.body.clientHeight;
		}	
		// for small pages with total height less then height of the viewport
		if(yScroll < windowHeight){
			pageHeight = windowHeight;
		} else { 
			pageHeight = yScroll;
		}
		// for small pages with total width less then width of the viewport
		if(xScroll < windowWidth){	
			pageWidth = xScroll;		
		} else {
			pageWidth = windowWidth;
		}
		if ($.browser.msie)
		{
			pageHeight = $().height();
		}
		arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
		return arrayPageSize;
	};
	
	
	/**
	 * getPageScroll() by quirksmode.com
	 *
	 * @return Array Return an array with x,y page scroll values.
	 */
	this.getPageScroll = function ()
	{
		var xScroll, yScroll;
		if (self.pageYOffset) {
			yScroll = self.pageYOffset;
			xScroll = self.pageXOffset;
		} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
			yScroll = document.documentElement.scrollTop;
			xScroll = document.documentElement.scrollLeft;
		} else if (document.body) {// all other Explorers
			yScroll = document.body.scrollTop;
			xScroll = document.body.scrollLeft;	
		}
		arrayPageScroll = new Array(xScroll,yScroll);
		return arrayPageScroll;
	};

	

}