/* ------------------------------------------------------------------------
	Class: prettyPhoto
	Use: Lightbox clone for jQuery
	Author: Stephane Caron (http://www.no-margin-for-errors.com)
	Version: 2.2.5
------------------------------------------------------------------------- */


(function($) {
	$.fn.prettyPhoto = function(settings) {
		// global Variables
		var caller = 0;
		var ajaxC = 0; // for new ajax content 	
		var doresize = true;
		var imagesArray = [];
		var setPosition = 0; /* Position in the set */
		var stt1;
		var stt2;
		var idF;
			
		 fc2 = function(){}; 	
		 showtime = function(){}; 
		 
		 prom = 0;
	
		$(window).scroll(function(){ _centerPicture(); });
		$(window).resize(function(){ _centerPicture(); _resizeOverlay(); });
		$(document).keyup(function(e){
			switch(e.keyCode){
				case 37:
					if (setPosition == 1) return;
					changePicture('previous');
					break;
				case 39:
					if (setPosition == setCount) return;
					changePicture('next');
					break;
				case 27:
					close();
					break;
			};
	    });
 
	
		settings = jQuery.extend({
			animationSpeed: 'normal', /* fast/slow/normal */
			padding: 40, /* padding for each side of the picture */
			opacity: 0.75, /* Value between 0 and 1 */
			showTitle: false, /* true/false */
			allowresize: true, /* true/false */
			counter_separator_label: '/', /* The separator for the gallery counter 1 "of" 2 */
			theme: 'light_rounded' /* light_rounded / dark_rounded / light_square / dark_square */
		}, settings);
	
		$(this).each(function(){
			var hasTitle = false;
			var isSet = false;
			var setCount = 0; /* Total images in the set */
			var arrayPosition = 0; /* Total position in the array */
			
			imagesArray[imagesArray.length] = this;
			$(this).bind('click',function(){
				//alert($(this));
				open(this);				
				return false;
			});
		});
	
		function open(el) {
			caller = $(el);
		
			// Find out if the picture is part of a set
			theRel = $(caller).attr('rel');			
			galleryRegExp = /\[(?:.*)\]/;
			theGallery = galleryRegExp.exec(theRel);
			
			
			if(theGallery=="\[gallery_a\]"){  // article gallery link caller
			  stars = 0;
			}
			else { stars = 1 }
			if(theGallery=="\[ajax\]"){  // ajax link caller
			  ajaxC = 1;
			}
			else { ajaxC = 0; }
		
			// Calculate the number of items in the set, and the position of the clicked picture.
			isSet = false;
			setCount = 0;
			for (i = 0; i < imagesArray.length; i++){
				if($(imagesArray[i]).attr('rel').indexOf(theGallery) != -1){
					setCount++;
					if(setCount > 1) isSet = true;

					if($(imagesArray[i]).attr('href') == $(el).attr('href')){
						setPosition = setCount;
						arrayPosition = i;
					};
				};
			};
		
			_buildOverlay(isSet);

			// Display the current position
			$('div.pp_pic_holder p.currentTextHolder').text(setPosition + settings.counter_separator_label + setCount);

			// Position the picture in the center of the viewing area
			_centerPicture();
		
			$('div.pp_pic_holder #full_res').hide();
			$('.pp_loaderIcon').show();
			
			_preload();
		};
	
		showimage = function(width,height,containerWidth,containerHeight,contentHeight,contentWidth,resized){
			$('.pp_loaderIcon').hide();
			var scrollPos = _getScroll();

			if($.browser.opera) {
				windowHeight = window.innerHeight;
				windowWidth = window.innerWidth;
			}else{
				windowHeight = $(window).height();
				windowWidth = $(window).width();
			};

			$('div.pp_pic_holder .pp_content').animate({'height':contentHeight,'width':containerWidth},settings.animationSpeed);

			projectedTop = scrollPos['scrollTop'] + ((windowHeight/2) - (containerHeight/2));
			if(projectedTop < 0) projectedTop = 0 + $('div.ppt').height();

			// Resize the holder
			$('div.pp_pic_holder').animate({
				'top': projectedTop,
				'left': ((windowWidth/2) - (containerWidth/2)),
				'width': containerWidth
			},settings.animationSpeed,function(){
				$('#fullResImage').attr({
					'width':width,
					'height':height
				});

				$('div.pp_pic_holder').width(containerWidth);
				$('div.pp_pic_holder .hoverContainer').height(height).width(width);

				// Fade the new image
				$('div.pp_pic_holder #full_res').fadeIn(settings.animationSpeed);

				// Show the nav elements
				_shownav();
			
				// Fade the resizing link if the image is resized
				if(resized) $('a.pp_expand,a.pp_contract').fadeIn(settings.animationSpeed);
			$("#ajaxLinkHolder").hide(); // hide link holder	
			});
			
		};
		
		
		function changePicture(direction){					
			if(direction == 'previous') {
				arrayPosition--;
				setPosition--;
			}else{
				arrayPosition++;
				setPosition++;
			};

			// Allow the resizing of the images
			if(!doresize) doresize = true;

			// Fade out the current picture
			$('div.pp_pic_holder .hoverContainer,div.pp_pic_holder .pp_details').fadeOut(settings.animationSpeed);
			$('div.pp_pic_holder #full_res').fadeOut(settings.animationSpeed,function(){
				$('.pp_loaderIcon').show();			
				// Preload the image
				_preload();
			});

			_hideTitle();
			$('a.pp_expand,a.pp_contract').fadeOut(settings.animationSpeed,function(){
				$(this).removeClass('pp_contract').addClass('pp_expand');
			});					
		};
		
		fc2 = function() {
			stt2 = setTimeout("showtime()",3000);	
		};

		var num = 0;
		var arrayPosition = 0;
		var setPosition = 0;
			
		showtime = function() {
			stt1 = setTimeout("fc2()",3000);
			prom = 1;
			if (arrayPosition+1 < imagesArray.length) {
				changePicture('next');	
			}	
			else {
				close();
				if(!ajaxC){	
				  	if (stt1){
						window.clearTimeout(stt1);
						stt1 = null;
					}
					if (stt2){
						window.clearTimeout(stt2);
						stt2 = null;
					}
				}
			}
		};	
	
		function close(){			
			$('div.pp_pic_holder,div.ppt').fadeOut(settings.animationSpeed, function(){
				$('div.pp_overlay').fadeOut(settings.animationSpeed, function(){
					$('div.pp_overlay,div.pp_pic_holder,div.ppt').remove();
				
					// To fix the bug with IE select boxes
					if($.browser.msie && $.browser.version == 6){
						$('select').css('visibility','visible');
					};
				});
			});

			if (stt1){
				window.clearTimeout(stt1);
				stt1 = null;
			}
			if (stt2){
				window.clearTimeout(stt2);
				stt2 = null;
			}
		};
	
		function _checkPosition(){
			// If at the end, hide the next link
			if(setPosition == setCount) {
				$('div.pp_pic_holder a.pp_next').css('visibility','hidden');
				$('div.pp_pic_holder a.pp_arrow_next').addClass('disabled').unbind('click');
			}else{ 
				$('div.pp_pic_holder a.pp_next').css('visibility','visible');
				$('div.pp_pic_holder a.pp_arrow_next.disabled').removeClass('disabled').bind('click',function(){
					changePicture('next');
					return false;
				});
			};
		
			// If at the beginning, hide the previous link
			if(setPosition == 1) {
				$('div.pp_pic_holder a.pp_previous').css('visibility','hidden');
				$('div.pp_pic_holder a.pp_arrow_previous').addClass('disabled').unbind('click');
			}else{
				$('div.pp_pic_holder a.pp_previous').css('visibility','visible');
				$('div.pp_pic_holder a.pp_arrow_previous.disabled').removeClass('disabled').bind('click',function(){
					changePicture('previous');
					return false;
				});
			};
		
			// Change the current picture text
			$('div.pp_pic_holder p.currentTextHolder').text(setPosition + settings.counter_separator_label + setCount);
		
			var $c = (isSet) ? $(imagesArray[arrayPosition]) : $(caller);

			if($c.attr('title')){
				$('div.pp_pic_holder .pp_description').show().html(unescape($c.attr('title')));			
				
			}else{
				$('div.pp_pic_holder .pp_description').hide().text('');
			};
			
			var id = $c.get(0).id;
				
			//ajaxContent	
		if(stars==1){ // not in article gallery  
		// contest test	
		if($c.hasClass('con_test')){ 
		  var con ='contest';	
		}	
		
			$.ajax({
			  type: "POST",			 
			  url: "/updater/index.html?m=lightbox"+"&id="+id+"&c="+con,
			  cache: false,
			  async: false,		
			  success : function(html){				
				$("#ajaxContent").html(html);	
				//$(function(){ $('input[type=radio].star').rating(); });
				//alert(html);				
			  }
			});			
		}
			if($c.find('img').attr('alt') && settings.showTitle){
				hasTitle = true;
				$('div.ppt .ppt_content').html(unescape($c.find('img').attr('alt')));
			}else{
				hasTitle = false;
			};
		};
	
		function _fitToViewport(width,height){
			hasBeenResized = false;
		
			$('div.pp_pic_holder .pp_details').width(width); /* To have the correct height */
			$('div.pp_pic_holder .pp_details p.pp_description').width(width - 160 - parseFloat($('div.pp_pic_holder a.pp_close').css('width'))); /* So it doesn't overlap the button */
		
			// Get the container size, to resize the holder to the right dimensions
			contentHeight = height + parseFloat($('div.pp_pic_holder .pp_details').height()) + parseFloat($('div.pp_pic_holder .pp_details').css('margin-top')) + parseFloat($('div.pp_pic_holder .pp_details').css('margin-bottom'));
			contentWidth = width;
			containerHeight = height + parseFloat($('div.ppt').height()) + parseFloat($('div.pp_pic_holder .pp_top').height()) + parseFloat($('div.pp_pic_holder .pp_bottom').height());
			containerWidth = width + settings.padding;
		
			// Define them in case there's no resize needed
			imageWidth = width;
			imageHeight = height;

			if($.browser.opera) {
				windowHeight = window.innerHeight;
				windowWidth = window.innerWidth;
			}else{
				windowHeight = $(window).height();
				windowWidth = $(window).width();
			};
		
			if( ((containerWidth > windowWidth) || (containerHeight > windowHeight)) && doresize && settings.allowresize) {
				hasBeenResized = true;
			
				if((containerWidth > windowWidth) && (containerHeight > windowHeight)){
					// Get the original geometry and calculate scales
					var xscale =  (containerWidth + 200) / windowWidth;
					var yscale = (containerHeight + 200) / windowHeight;
				}else{
					// Get the original geometry and calculate scales
					var xscale = windowWidth / containerWidth;
					var yscale = windowHeight / containerHeight;
				}

				// Recalculate new size with default ratio
				if (yscale<xscale){
					imageWidth = Math.round(width * yscale * 0.9);
					imageHeight = Math.round(height * yscale * 0.9);
				} else {
					imageWidth = Math.round(width * xscale * 0.9);
					imageHeight = Math.round(height * xscale * 0.9);
				};
			
				// Define the new dimensions					

				contentHeight = imageHeight + parseFloat($('div.pp_pic_holder .pp_details').height()) + parseFloat($('div.pp_pic_holder .pp_details').css('margin-top')) + parseFloat($('div.pp_pic_holder .pp_details').css('margin-bottom'));
				contentWidth = imageWidth;
				containerHeight = imageHeight + parseFloat($('div.ppt').height()) + parseFloat($('div.pp_pic_holder .pp_top').height()) + parseFloat($('div.pp_pic_holder .pp_bottom').height());
				containerWidth = imageWidth + settings.padding;
			
				$('div.pp_pic_holder .pp_details').width(contentWidth); /* To have the correct height */
				$('div.pp_pic_holder .pp_details p.pp_description').width(contentWidth - parseFloat($('div.pp_pic_holder a.pp_close').css('width'))); /* So it doesn't overlap the button */
			};

			if(stars==0){ 
				contentHeight = contentHeight-50;
			}

			return {
				width:imageWidth,
				height:imageHeight,
				containerHeight:containerHeight,
				containerWidth:containerWidth,
				contentHeight:contentHeight,
				contentWidth:contentWidth,
				resized:hasBeenResized
			};			
		};
	
		function _centerPicture(){
			//Make sure the gallery is open
			if($('div.pp_pic_holder').size() > 0){
			
				var scrollPos = _getScroll();
			
				if($.browser.opera) {
					windowHeight = window.innerHeight;
					windowWidth = window.innerWidth;
				}else{
					windowHeight = $(window).height();
					windowWidth = $(window).width();
				};
			
				if(doresize) {
					projectedTop = (windowHeight/2) + scrollPos['scrollTop'] - ($('div.pp_pic_holder').height()/2);
					if(projectedTop < 0) projectedTop = 0 + $('div.ppt').height();
					
					$('div.pp_pic_holder').css({
						'top': projectedTop,
						'left': (windowWidth/2) + scrollPos['scrollLeft'] - ($('div.pp_pic_holder').width()/2)
					});
			
					$('div.ppt').css({
						'top' : $('div.pp_pic_holder').offset().top - $('div.ppt').height(),
						'left' : $('div.pp_pic_holder').offset().left + (settings.padding/2)
					});
				};
			};
		};
	
		function _shownav(){
			if(isSet) $('div.pp_pic_holder .hoverContainer').fadeIn(settings.animationSpeed);
			$('div.pp_pic_holder .pp_details').fadeIn(settings.animationSpeed);

			_showTitle();
		};
	
		function _showTitle(){
			if(settings.showTitle && hasTitle){
				$('div.ppt').css({
					'top' : $('div.pp_pic_holder').offset().top - 22,
					'left' : $('div.pp_pic_holder').offset().left + (settings.padding/2),
					'display' : 'none'
				});
			
				$('div.ppt div.ppt_content').css('width','auto');
			
				if($('div.ppt').width() > $('div.pp_pic_holder').width()){
					$('div.ppt div.ppt_content').css('width',$('div.pp_pic_holder').width() - (settings.padding * 2));
				}else{
					$('div.ppt div.ppt_content').css('width','');
				};
			
				$('div.ppt').fadeIn(settings.animationSpeed);
			};
		};
	
		function _hideTitle() {
			$('div.ppt').fadeOut(settings.animationSpeed);
		};
	
		function _preload(){
			// Hide the next/previous links if on first or last images.
			_checkPosition();
		
			// Set the new image
			imgPreloader = new Image();
		
			// Preload the neighbour images
			if(!ajaxC){
			nextImage = new Image();
			if(isSet && setPosition > setCount) nextImage.src = $(imagesArray[arrayPosition + 1]).attr('href');
			prevImage = new Image();			
			if(isSet && imagesArray[arrayPosition - 1]) prevImage.src = $(imagesArray[arrayPosition - 1]).attr('href');
			}	

		if (ajaxC){  //ajax content
			$.ajax({
			  url: $(caller).attr('href'),
			  cache: false,
			  success: function(html){
				$("#full_res").html(html);
			  }
			});			
		}
		else {			
			if(isSet) {
				$('div.pp_pic_holder #fullResImage').attr('src',$(imagesArray[arrayPosition]).attr('href'));
			}else{
				$('div.pp_pic_holder #fullResImage').attr('src',$(caller).attr('href'));
			};
		}

			imgPreloader.onload = function(){
				var correctSizes = _fitToViewport(imgPreloader.width,imgPreloader.height);
				imgPreloader.width = correctSizes['width'];
				imgPreloader.height = correctSizes['height'];
				// Need that small delay for the anim to be nice
				setTimeout('showimage(imgPreloader.width,imgPreloader.height,'+correctSizes["containerWidth"]+','+correctSizes["containerHeight"]+','+correctSizes["contentHeight"]+','+correctSizes["contentWidth"]+','+correctSizes["resized"]+')',500);
			};
		
			(isSet) ? imgPreloader.src = $(imagesArray[arrayPosition]).attr('href') : imgPreloader.src = $(caller).attr('href');
		};
	
		function _getScroll(){
			scrollTop = window.pageYOffset || document.documentElement.scrollTop || 0;
			scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || 0;
			return {scrollTop:scrollTop,scrollLeft:scrollLeft};
		};
	
		function _resizeOverlay() {
			$('div.pp_overlay').css({
				'height':$(document).height(),
				'width':$(window).width()
			});
		};
		
		
		
	
		function _buildOverlay(){
		
			// Build the background overlay div
			backgroundDiv = "<div class='pp_overlay'></div>";
			$('body').append(backgroundDiv);
			$('div.pp_overlay').css('height',$(document).height()).bind('click',function(){
				close();
			});
		
			// Basic HTML for the picture holder
			if(ajaxC){  // ajax content version
			pictureHolder = '<div class="pp_pic_holder" id="ppAjax"><a class="pp_close" href="#"></a><div class="pp_top"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div><div class="pp_content"><div id="aCH"><div id="full_res"></div></div><div class="pp_details clearfix"><div class="rr" id="lbRating"><div id="ajaxContent"></div></div></div></div><div class="pp_bottom"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div></div>';				
			}
			else{ 
			pictureHolder = '<div class="pp_pic_holder"><a class="pp_close" href="#"></a><div class="pp_top"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div><div class="pp_content"><a href="#" class="pp_expand" title="Expand the image">Expand</a><div class="pp_loaderIcon"></div><div class="hoverContainer"><a class="pp_next" href="#">next</a><a class="pp_previous" href="#">previous</a></div><div id="full_res"><img id="fullResImage" src="" /></div><div class="pp_details clearfix">';

if((theRel!='prettyPhoto')&&(stars==1)) {
var htm = '<div id="icoLightboxHolder"><a href="#" id="t1" class="slideshow tooltipMini"><span>Spustit slideshow</span></a><a href="#" onclick="$(\'#ajaxLinkHolder\').toggle(); return false;" class="sendMore tooltipMini"><span>Odkaz na foto</span></a><a href="#" onclick="window.open($(\'#fullResImage\').attr(\'src\')); return false;" class="download tooltipMini"><span>Stáhnout foto</span></a><a href="#" onclick="fbs_click($(\'#lhi\').val()); return false;" class="fcbs tooltipMini"><span>Sdílet na FCB</span></a></div>';

pictureHolder = pictureHolder + htm;
}

var htm = '<div class="rr" id="lbRating"><p class="pp_description"></p><div class="reset"></div><div id="ajaxContent"></div></div></div></div><div class="pp_bottom"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div></div>';	

pictureHolder = pictureHolder + htm;
		
			}
			// Basic html for the title holder
			titleHolder = '<div class="ppt"><div class="ppt_left"></div><div class="ppt_content"></div><div class="ppt_right"></div></div>';

		//	titleHolder = '';					
			
			$('body').append(pictureHolder).append(titleHolder);

			$('.pp_pic_holder,.titleHolder').css({'opacity': 0});
			$('.pp_pic_holder,.ppt').addClass(settings.theme);
			$('a.pp_close').bind('click',function(){ close(); return false; });
			$('a.pp_expand').bind('click',function(){
			
				// Expand the image
				if($(this).hasClass('pp_expand')){
					$(this).removeClass('pp_expand').addClass('pp_contract');
					doresize = false;
				}else{
					$(this).removeClass('pp_contract').addClass('pp_expand');
					doresize = true;
				};
			
				_hideTitle();
				$('div.pp_pic_holder .hoverContainer,div.pp_pic_holder #full_res').fadeOut(settings.animationSpeed);
				$('div.pp_pic_holder .pp_details').fadeOut(settings.animationSpeed,function(){
					_preload();
				});
				
				return false;
			});
		
			$('.pp_pic_holder .pp_previous,.pp_pic_holder .pp_arrow_previous').bind('click',function(){
				changePicture('previous');
				if(!ajaxC){ // stop slideshow	
					if (stt1){
						window.clearTimeout(stt1);
						stt1 = null;
					}
					if (stt2){
						window.clearTimeout(stt2);
						stt2 = null;
					}
				}
				return false;
			});
		
			$('.pp_pic_holder .pp_next,.pp_pic_holder .pp_arrow_next').bind('click',function(){
				changePicture('next');	
				if(!ajaxC){ // stop slideshow	
					if (stt1){
						window.clearTimeout(stt1);
						stt1 = null;
					}
					if (stt2){
						window.clearTimeout(stt2);
						stt2 = null;
					}
				}			
				return false;
			});
			
			$('#t1').bind('click',function(){
				showtime();
				return false;
			});

			$('.hoverContainer').css({
				'margin-left': settings.padding/2
			});
		
			// If it's not a set, hide the links
			if(!isSet) {
				$('.hoverContainer,.pp_nav').hide();
			};


			// To fix the bug with IE select boxes
			if($.browser.msie && $.browser.version == 6){
				$('body').addClass('ie6');
				$('select').css('visibility','hidden');
			};

			// Then fade it in
			$('div.pp_overlay').css('opacity',0).fadeTo(settings.animationSpeed,settings.opacity, function(){
				$('div.pp_pic_holder').css('opacity',0).fadeIn(settings.animationSpeed,function(){
					// To fix an IE bug
					$('div.pp_pic_holder').attr('style','left:'+$('div.pp_pic_holder').css('left')+';top:'+$('div.pp_pic_holder').css('top')+';');
				});
			});
		};
	};
})(jQuery);