/**
 * jQuery lightBox plugin
 * This jQuery plugin was inspired and based on Lightbox 2 by Lokesh Dhakar (http://www.huddletogether.com/projects/lightbox2/)
 * and adapted to me for use like a plugin from jQuery.
 * @name jquery-lightbox-0.4.js
 * @author Leandro Vieira Pinho - http://leandrovieira.com
 * @version 0.4
 * @date November 17, 2007
 * @category jQuery plugin
 * @copyright (c) 2007 Leandro Vieira Pinho (leandrovieira.com)
 * @license CC Attribution-No Derivative Works 2.5 Brazil - http://creativecommons.org/licenses/by-nd/2.5/br/deed.en_US
 * @example Visit http://leandrovieira.com/projects/jquery/lightbox/ for more informations about this jQuery plugin
 */

// Offering a Custom Alias suport - More info: http://docs.jquery.com/Plugins/Authoring#Custom_Alias
(function($) {
	$.lightBox = (function() {
		var lightBox = function() {
			this.settings = {
				// Configuration related to overlay
				overlayBgColor: 			'#000',		// (string) Background color to overlay; inform a hexadecimal value like: #RRGGBB. Where RR, GG, and BB are the hexadecimal values for the red, green, and blue values of the color.
				overlayOpacity:				0.8,		// (integer) Opacity value to overlay; inform: 0.X. Where X are number from 0 to 9				
				// Custom object,properties (non settings related)
				customContentDivId:			'',
				customContentDivParent:		null,
				onOpenFunction:				null
			};
			this._init = function( ev, settings ) {
				if ( settings ) {
					jQuery.extend( this.settings, settings );
				}
			
				if ( jQuery.lightBox.settings.customContentDivId == '' )
					jQuery.lightBox.settings.customContentDivId = $(this).attr('rel');
				
				if ( jQuery.lightBox.settings.customContentDivId != '' ) {
					jQuery.lightBox._start();
					if( jQuery.lightBox.settings.onOpenFunction )
						jQuery.lightBox.settings.onOpenFunction( this );
				}				
				return false;
			};
			
			return this;
		};
		
		lightBox.prototype = {			
			_start: function() {
				// Hide some elements to avoid conflict with overlay in IE. These elements appear above the overlay.
				$('embed, object, select').css({ 'visibility' : 'hidden' });
				this._set_interface();
			},
			
			/**
			 * Remove jQuery lightBox plugin HTML markup
			 *
			 */
			_finish: function() {
				if ( this.settings.customContentDivId ) {
					$('#'+this.settings.customContentDivId).appendTo(this.settings.customContentDivParent).hide();
					this.settings.customContentDivParent = null;
					this.settings.customContentDivId = '';
				}
				$('#jquery-lightbox').remove();
				$('#jquery-overlay').fadeOut(function() { $('#jquery-overlay').remove(); });
				// Show some elements to avoid conflict with overlay in IE. These elements appear above the overlay.
				$('embed, object, select').css({ 'visibility' : 'visible' });
			},
			
			_set_interface: function() {
				// Apply the HTML markup into body tag
				$('form').append('<div id="jquery-overlay"></div><div id="jquery-lightbox"></div>');	
				// If custom content is used, check for custom content div Id and append it to previously created html structure.
				if ( this.settings.customContentDivId ) {
					var cContDiv = $('#'+this.settings.customContentDivId);
					
					if ( cContDiv.length > 0 ) {
						this.settings.customContentDivParent = cContDiv.get(0).parentNode;
						//cContDiv.appendTo('#jquery-lightbox').click(function() {return false;}).show();
						cContDiv.appendTo('#jquery-lightbox').show();
						cContDiv.css({margin: '0 auto'});
						$('.modalClose', cContDiv).click( function() { jQuery.lightBox._finish(); } );
					}
					$('#jquery-overlay').click(function() { jQuery.lightBox._finish(); });
				} else {
					// Assigning click events in elements to close overlay
					$('#jquery-overlay,#jquery-lightbox').click(function() {
						jQuery.lightBox._finish();
					});				
				}
				// Get page sizes
				var arrPageSizes = this._getPageSize();
				// Style overlay and show it
				$('#jquery-overlay').css({
					backgroundColor:	this.settings.overlayBgColor,
					opacity:			this.settings.overlayOpacity,
					width:				arrPageSizes[0],
					height:				arrPageSizes[1]
				}).fadeIn();
				// Get page scroll
				var arrPageScroll = this._getPageScroll();
				// Calculate top and left offset for the jquery-lightbox div object and show it
				$('#jquery-lightbox').css({
					top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
					left:	arrPageScroll[0]
				}).show();
				// If window was resized, calculate the new overlay dimensions
				$(window).resize(function() {
					// Get page sizes
					var arrPageSizes = jQuery.lightBox._getPageSize();
					// Style overlay and show it
					$('#jquery-overlay').css({
						width:		arrPageSizes[0],
						height:		arrPageSizes[1]
					});
					// Get page scroll
					var arrPageScroll = jQuery.lightBox._getPageScroll();
					// Calculate top and left offset for the jquery-lightbox div object and show it
					$('#jquery-lightbox').css({
						top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
						left:	arrPageScroll[0]
					});
				});
			},
			
			/**
			 / THIRD FUNCTION
			 * getPageSize() by quirksmode.com
			 *
			 * @return Array Return an array with page width, height and window width, height
			 */
			_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;
				}
				arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
				return arrayPageSize;
			},
			/**
			 / THIRD FUNCTION
			 * getPageScroll() by quirksmode.com
			 *
			 * @return Array Return an array with x,y page scroll values.
			 */
			_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;
			}		
		};
		return new lightBox();
	})();
	
	$.fn.modalBox = function() {
		return this.unbind("click").click(jQuery.lightBox._init);
	}
})(jQuery);

(function($) {
	/**
	 * $ is an alias to jQuery object
	 *
	 */
	$.fn.lightImgBox = function(settings) {
		// Settings to configure the jQuery lightBox plugin how you like
		settings = jQuery.extend({
			// Configuration related to images
			imageLoading:			'images/lightbox-ico-loading.gif',		// (string) Path and the name of the loading icon
			imageBtnPrev:			'images/lightbox-btn-prev.gif',			// (string) Path and the name of the prev button image
			imageBtnNext:			'images/lightbox-btn-next.gif',			// (string) Path and the name of the next button image
			imageBtnClose:			'images/lightbox-btn-close.gif',		// (string) Path and the name of the close btn
			imageBlank:				'images/lightbox-blank.gif',			// (string) Path and the name of a blank image (one pixel)
			// Configuration related to container image box
			containerBorderSize:	10,			// (integer) If you adjust the padding in the CSS for the container, #lightbox-container-image-box, you will need to update this value
			containerResizeSpeed:	400,		// (integer) Specify the resize duration of container image. These number are miliseconds. 400 is default.
			// Configuration related to texts in caption. For example: Image 2 of 8. You can alter either "Image" and "of" texts.
			txtImage:				'Image',	// (string) Specify text "Image"
			txtOf:					'of',		// (string) Specify text "of"
			// Configuration related to keyboard navigation
			keyToClose:				'c',		// (string) (c = close) Letter to close the jQuery lightBox interface. Beyond this letter, the letter X and the SCAPE key is used to.
			keyToPrev:				'p',		// (string) (p = previous) Letter to show the previous image
			keyToNext:				'n',		// (string) (n = next) Letter to show the next image.			
			// Donīt alter these variables in any way
			imageArray:				[],
			activeImage:			0,
			clickedUrl:				""
		},settings);
		// Caching the jQuery object with all elements matched
		var jQueryMatchedObj = this; // This, in this context, refer to jQuery object
		/**
		 * Initializing the plugin calling the start function
		 *
		 * @return boolean false
		 */
		function _initialize() {
			_start(this,jQueryMatchedObj); // This, in this context, refer to object (link) which the user have clicked
			return false; // Avoid the browser following the link
		}
		/**
		 * Start the jQuery lightBox plugin
		 *
		 * @param object objClicked The object (link) whick the user have clicked
		 * @param object jQueryMatchedObj The jQuery object with all elements matched
		 */
		function _start(objClicked,jQueryMatchedObj) {		
			jQuery.lightBox._start();
			// Unset total images in imageArray
			settings.imageArray.length = 0;
			// Unset image active information
			settings.activeImage = 0;
			
			settings.clickedUrl = objClicked.getAttribute('href');
			// We have an image set? Or just an image? Letīs see it.
//			if ( jQueryMatchedObj.length == 1 ) {
//				settings.imageArray.push(new Array(objClicked.getAttribute('href'),objClicked.getAttribute('title')));
//			} else {
				if ( settings.clickedUrl.indexOf('?') > -1 ) {
					var qObj = $.query.parseurl( settings.clickedUrl.substr( settings.clickedUrl.indexOf('?') ) ); 
					var gameId = 0;
					if ( gameId = qObj.get('gameid') ) {
						settings.clickedUrl = settings.clickedUrl.substr(0, settings.clickedUrl.indexOf('?')) + qObj.remove('gameid').toString();
						SimsX3.WebServices.HpptProduct.GetProductScreenshots( gameId, populateScreenArray );
					}
				} else {
					// Call the function to create the markup structure; style some elements; assign events in some elements.
					_set_interface();
					
					// Add an Array (as many as we have), with href and title atributes, inside the Array that storage the images references		
					for ( var i = 0; i < jQueryMatchedObj.length; i++ ) {
						settings.imageArray.push(new Array(jQueryMatchedObj[i].getAttribute('href'),jQueryMatchedObj[i].getAttribute('title')));
					}
					setActiveImage();
				}
//			}

		}
		
		function populateScreenArray(result) {
			// Call the function to create the markup structure; style some elements; assign events in some elements.
			_set_interface();
			
			if ( result && result.length > 0 ) {
				for ( var i = 0; i < result.length; i++ ) {
					settings.imageArray.push(new Array(result[i].Url,result[i].Filename));
				}
				setActiveImage();
			}
		}
		
		function setActiveImage( clickedUrl ) {
			if ( settings.imageArray.length > 0 ) {
				while ( settings.imageArray[settings.activeImage][0] != settings.clickedUrl ) {
					settings.activeImage++;
				}
				
				// Call the function that prepares image exibition
				_set_image_to_view();
			}		
		}
		/**
		 * Create the jQuery lightBox plugin interface
		 *
		 * The HTML markup will be like that:
			<div id="jquery-overlay"></div>
			<div id="jquery-lightbox">
				<div id="lightbox-container-image-box">
					<div id="lightbox-container-image">
						<img src="../fotos/XX.jpg" id="lightbox-image">
						<div id="lightbox-nav">
							<a href="#" id="lightbox-nav-btnPrev"></a>
							<a href="#" id="lightbox-nav-btnNext"></a>
						</div>
						<div id="lightbox-loading">
							<a href="#" id="lightbox-loading-link">
								<img src="../images/lightbox-ico-loading.gif">
							</a>
						</div>
					</div>
				</div>
				<div id="lightbox-container-image-data-box">
					<div id="lightbox-container-image-data">
						<div id="lightbox-image-details">
							<span id="lightbox-image-details-caption"></span>
							<span id="lightbox-image-details-currentNumber"></span>
						</div>
						<div id="lightbox-secNav">
							<a href="#" id="lightbox-secNav-btnClose">
								<img src="../images/lightbox-btn-close.gif">
							</a>
						</div>
					</div>
				</div>
			</div>
		 *
		 */
		function _set_interface() {
			// Apply the HTML markup into body tag
			$('#jquery-lightbox').append('<div id="lightbox-container-image-box"><div id="lightbox-container-image"><img id="lightbox-image"><div style="" id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="' + settings.imageLoading + '"></a></div></div></div><div id="lightbox-container-image-data-box"><div id="lightbox-container-image-data"><div id="lightbox-image-details"><span id="lightbox-image-details-caption"></span><span id="lightbox-image-details-currentNumber"></span></div><div id="lightbox-secNav"><a href="#" id="lightbox-secNav-btnClose">Close</a></div></div></div>');
			// Assign the _finish function to lightbox-loading-link and lightbox-secNav-btnClose objects
			$('#lightbox-loading-link,#lightbox-secNav-btnClose').click(function() {
				_finish();
				return false;
			});
		}
		/**
		 * Prepares image exibition; doing a imageīs preloader to calculate itīs size
		 *
		 */
		function _set_image_to_view() { // show the loading
			// Show the loading
			//$('#lightbox-loading').show();
			// Hide some elements
			$('#lightbox-image,#lightbox-nav,#lightbox-nav-btnPrev,#lightbox-nav-btnNext,#lightbox-container-image-data-box,#lightbox-image-details-currentNumber').hide();
			// Image preload process
			var objImagePreloader = new Image();
			objImagePreloader.onload = function() {
				$('#lightbox-image').attr('src',settings.imageArray[settings.activeImage][0]);
				// Perfomance an effect in the image container resizing it
				_resize_container_image_box(objImagePreloader.width,objImagePreloader.height);
				//	clear onLoad, IE behaves irratically with animated gifs otherwise
				objImagePreloader.onload=function(){};
			};
			objImagePreloader.src = settings.imageArray[settings.activeImage][0];
		};
		/**
		 * Perfomance an effect in the image container resizing it
		 *
		 * @param integer intImageWidth The imageīs width that will be showed
		 * @param integer intImageHeight The imageīs height that will be showed
		 */
		function _resize_container_image_box(intImageWidth,intImageHeight) {
			// Get current width and height
			var intCurrentWidth = $('#lightbox-container-image-box').width();
			var intCurrentHeight = $('#lightbox-container-image-box').height();
			// Get the width and height of the selected image plus the padding
			var intWidth = (intImageWidth + (settings.containerBorderSize * 2)); // Plus the imageīs width and the left and right padding value
			var intHeight = (intImageHeight + (settings.containerBorderSize * 2)); // Plus the imageīs height and the left and right padding value
			// Diferences
			var intDiffW = intCurrentWidth - intWidth;
			var intDiffH = intCurrentHeight - intHeight;
			// Perfomance the effect
			$('#lightbox-container-image-box').animate({ width: intWidth, height: intHeight },settings.containerResizeSpeed,function() { _show_image(); });
			if ( ( intDiffW == 0 ) && ( intDiffH == 0 ) ) {
				if ( $.browser.msie ) {
					___pause(250);
				} else {
					___pause(100);	
				}
			}
			$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({ height: intImageHeight + (settings.containerBorderSize * 2) }); 
			$('#lightbox-container-image-data-box').css({ width: intImageWidth });
		};
		/**
		 * Show the prepared image
		 *
		 */
		function _show_image() {
			$('#lightbox-loading').hide();
			$('#lightbox-image').fadeIn(function() {
				_show_image_data();
				_set_navigation();
			});
			_preload_neighbor_images();
		};
		/**
		 * Show the image information
		 *
		 */
		function _show_image_data() {
			$('#lightbox-container-image-data-box').slideDown('fast');
			$('#lightbox-image-details-caption').hide();
			if ( settings.imageArray[settings.activeImage][1] ) {
				$('#lightbox-image-details-caption').html(settings.imageArray[settings.activeImage][1]).show();
			}
			// If we have a image set, display 'Image X of X'
			if ( settings.imageArray.length > 1 ) {
				$('#lightbox-image-details-currentNumber').html(settings.txtImage + ' ' + ( settings.activeImage + 1 ) + ' ' + settings.txtOf + ' ' + settings.imageArray.length).show();
			}		
		}
		/**
		 * Display the button navigations
		 *
		 */
		function _set_navigation() {
			$('#lightbox-nav').show();

			// Instead to define this configuration in CSS file, we define here. And itīs need to IE. Just.
			$('#lightbox-nav-btnPrev,#lightbox-nav-btnNext').css({ 'background' : 'transparent url(' + settings.imageBlank + ') no-repeat' });
			
			// Show the prev button, if not the first image in set
			if ( settings.activeImage != 0 ) {
				// Show the images button for Next buttons
				$('#lightbox-nav-btnPrev').unbind().hover(function() {
					$(this).css({ 'background' : 'url(' + settings.imageBtnPrev + ') left 50% no-repeat' });
				},function() {
					$(this).css({ 'background' : 'transparent url(' + settings.imageBlank + ') no-repeat' });
				}).show().bind('click',function() {
					settings.activeImage = settings.activeImage - 1;
					_set_image_to_view();
					return false;
				});
			}
			
			// Show the next button, if not the last image in set
			if ( settings.activeImage != ( settings.imageArray.length -1 ) ) {
				// Show the images button for Next buttons
				$('#lightbox-nav-btnNext').unbind().hover(function() {
					$(this).css({ 'background' : 'url(' + settings.imageBtnNext + ') right 50% no-repeat' });
				},function() {
					$(this).css({ 'background' : 'transparent url(' + settings.imageBlank + ') no-repeat' });
				}).show().bind('click',function() {
					settings.activeImage = settings.activeImage + 1;
					_set_image_to_view();
					return false;
				});
			}
			// Enable keyboard navigation
			_enable_keyboard_navigation();
		}
		/**
		 * Enable a support to keyboard navigation
		 *
		 */
		function _enable_keyboard_navigation() {
			$(document).keydown(function(objEvent) {
				_keyboard_action(objEvent);
			});
		}
		/**
		 * Disable the support to keyboard navigation
		 *
		 */
		function _disable_keyboard_navigation() {
			$(document).unbind();
		}
		/**
		 * Perform the keyboard actions
		 *
		 */
		function _keyboard_action(objEvent) {
			// To ie
			if ( objEvent == null ) {
				keycode = event.keyCode;
				escapeKey = 27;
			// To Mozilla
			} else {
				keycode = objEvent.keyCode;
				escapeKey = objEvent.DOM_VK_ESCAPE;
			}
			// Get the key in lower case form
			key = String.fromCharCode(keycode).toLowerCase();
			// Verify the keys to close the ligthBox
			if ( ( key == settings.keyToClose ) || ( key == 'x' ) || ( keycode == escapeKey ) ) {
				_finish();
			}
			// Verify the key to show the previous image
			if ( ( key == settings.keyToPrev ) || ( keycode == 37 ) ) {
				// If weīre not showing the first image, call the previous
				if ( settings.activeImage != 0 ) {
					settings.activeImage = settings.activeImage - 1;
					_set_image_to_view();
					_disable_keyboard_navigation();
				}
			}
			// Verify the key to show the next image
			if ( ( key == settings.keyToNext ) || ( keycode == 39 ) ) {
				// If weīre not showing the last image, call the next
				if ( settings.activeImage != ( settings.imageArray.length - 1 ) ) {
					settings.activeImage = settings.activeImage + 1;
					_set_image_to_view();
					_disable_keyboard_navigation();
				}
			}
		}
		/**
		 * Preload prev and next images being showed
		 *
		 */
		function _preload_neighbor_images() {
			if ( (settings.imageArray.length -1) > settings.activeImage ) {
				objNext = new Image();
				objNext.src = settings.imageArray[settings.activeImage + 1][0];
			}
			if ( settings.activeImage > 0 ) {
				objPrev = new Image();
				objPrev.src = settings.imageArray[settings.activeImage -1][0];
			}
		}
		 /**
		  * Stop the code execution from a escified time in milisecond
		  *
		  */
		 function ___pause(ms) {
			var date = new Date(); 
			curDate = null;
			do { var curDate = new Date(); }
			while ( curDate - date < ms);
		 };
		// Return the jQuery object for chaining. The unbind method is used to avoid click conflict when the plugin is called more than once
		return this.unbind('click').click(_initialize);
	};
})(jQuery); // Call and execute the function immediately passing the jQuery object