(function($){$.fn.adGallery=function(options){var defaults={loader_image:'loader.gif',start_at_index:0,thumb_opacity:0.7,animate_first_image:false,animation_speed:900,width:false,height:false,display_next_and_prev:true,display_back_and_forward:false,scroll_jump:0,slideshow:{enable:true,autostart:true,speed:7000,start_label:'>',stop_label:'||',stop_on_scroll:true,countdown_prefix:'(',countdown_sufix:')',onStart:false,onStop:false},effect:'slide-hori',enable_keyboard_move:true,cycle:true,callbacks:{init:false,afterImageVisible:false,beforeImageVisible:false}};var settings=$.extend(false,defaults,options);if(options&&options.slideshow){settings.slideshow=$.extend(false,defaults.slideshow,options.slideshow)};if(!settings.slideshow.enable){settings.slideshow.autostart=false};var galleries=[];$(this).each(function(){var gallery=new AdGallery(this,settings);galleries[galleries.length]=gallery});return galleries};function VerticalSlideAnimation(img_container,direction,desc){var current_top=parseInt(img_container.css('top'),10);if(direction=='left'){var old_image_top='-'+this.image_wrapper_height+'px';img_container.css('top',this.image_wrapper_height+'px')}else{var old_image_top=this.image_wrapper_height+'px';img_container.css('top','-'+this.image_wrapper_height+'px')};return{old_image:{top:old_image_top},new_image:{top:current_top}}};function HorizontalSlideAnimation(img_container,direction,desc){var current_left=parseInt(img_container.css('left'),10);if(direction=='left'){var old_image_left='-'+this.image_wrapper_width+'px';img_container.css('left',this.image_wrapper_width+'px')}else{var old_image_left=this.image_wrapper_width+'px';img_container.css('left','-'+this.image_wrapper_width+'px')};return{old_image:{left:old_image_left},new_image:{left:current_left}}};function ResizeAnimation(img_container,direction,desc){var image_width=img_container.width();var image_height=img_container.height();var current_left=parseInt(img_container.css('left'),10);var current_top=parseInt(img_container.css('top'),10);img_container.css({width:0,height:0,top:this.image_wrapper_height/2,left:this.image_wrapper_width/2});return{old_image:{width:0,height:0,top:this.image_wrapper_height/2,left:this.image_wrapper_width/2},new_image:{width:image_width,height:image_height,top:current_top,left:current_left}}};function FadeAnimation(img_container,direction,desc){img_container.css('opacity',0);return{old_image:{opacity:0},new_image:{opacity:1}}};function NoneAnimation(img_container,direction,desc){img_container.css('opacity',0);return{old_image:{opacity:0},new_image:{opacity:1},speed:0}};function AdGallery(wrapper,settings){this.init(wrapper,settings)};AdGallery.prototype={wrapper:false,image_wrapper:false,gallery_info:false,nav:false,loader:false,preloads:false,thumbs_wrapper:false,scroll_back:false,scroll_forward:false,next_link:false,prev_link:false,slideshow:false,image_wrapper_width:0,image_wrapper_height:0,current_index:0,current_image:false,nav_display_width:0,settings:false,images:false,in_transition:false,animations:false,init:function(wrapper,settings){var context=this;this.wrapper=$(wrapper);this.settings=settings;this.setupElements();this.setupAnimations();if(this.settings.width){this.image_wrapper_width=this.settings.width;this.image_wrapper.width(this.settings.width);this.wrapper.width(this.settings.width)}else{this.image_wrapper_width=this.image_wrapper.width()};if(this.settings.height){this.image_wrapper_height=this.settings.height;this.image_wrapper.height(this.settings.height)}else{this.image_wrapper_height=this.image_wrapper.height()};this.nav_display_width=this.nav.width();this.current_index=0;this.current_image=false;this.in_transition=false;this.findImages();if(this.settings.display_next_and_prev){this.initNextAndPrev()};var nextimage_callback=function(callback){return context.nextImage(callback)};this.slideshow=new AdGallerySlideshow(nextimage_callback,this.settings.slideshow);this.controls.append(this.slideshow.create());if(this.settings.slideshow.enable){this.slideshow.enable()}else{this.slideshow.disable()};if(this.settings.display_back_and_forward){this.initBackAndForward()};if(this.settings.enable_keyboard_move){this.initKeyEvents()};var start_at=this.settings.start_at_index;if(window.location.hash&&window.location.hash.indexOf('#ad-image')===0){start_at=window.location.hash.replace(/[^0-9]+/g,'');if((start_at*1)!=start_at){start_at=this.settings.start_at_index}};this.loading(true);this.showImage(start_at,function(){if(context.settings.slideshow.autostart){context.preloadImage(start_at+1);context.slideshow.start()}});this.fireCallback(this.settings.callbacks.init)},setupAnimations:function(){this.animations={'slide-vert':VerticalSlideAnimation,'slide-hori':HorizontalSlideAnimation,'resize':ResizeAnimation,'fade':FadeAnimation,'none':NoneAnimation}},setupElements:function(){this.controls=this.wrapper.find('.ad-controls');this.gallery_info=$('<p class="ad-info"></p>');this.controls.append(this.gallery_info);this.image_wrapper=this.wrapper.find('.ad-image-wrapper');this.image_wrapper.empty();this.nav=this.wrapper.find('.ad-nav');this.thumbs_wrapper=this.nav.find('.ad-thumbs');this.preloads=$('<div class="ad-preloads"></div>');this.loader=$('<img class="ad-loader" src="'+this.settings.loader_image+'">');this.image_wrapper.append(this.loader);this.loader.hide();$(document.body).append(this.preloads)},loading:function(bool){if(bool){this.loader.show()}else{this.loader.hide()}},addAnimation:function(name,fn){if($.isFunction(fn)){this.animations[name]=fn}},findImages:function(){var context=this;this.images=[];var thumb_wrapper_width=0;var thumbs_loaded=0;var thumbs=this.thumbs_wrapper.find('a');var thumb_count=thumbs.length;if(this.settings.thumb_opacity<1){thumbs.find('img').css('opacity',this.settings.thumb_opacity)};thumbs.each(function(i){var link=$(this);var image_src=link.attr('href');var thumb=link.find('img');if(!context.isImageLoaded(thumb[0])){thumb.load(function(){thumb_wrapper_width+=this.parentNode.parentNode.offsetWidth;thumbs_loaded++})}else{thumb_wrapper_width+=thumb[0].parentNode.parentNode.offsetWidth;thumbs_loaded++};link.addClass('ad-thumb'+i);link.click(function(){context.showImage(i);context.slideshow.stop();return false}).hover(function(){if(!$(this).is('.ad-active')&&context.settings.thumb_opacity<1){$(this).find('img').fadeTo(300,1)};context.preloadImage(i)},function(){if(!$(this).is('.ad-active')&&context.settings.thumb_opacity<1){$(this).find('img').fadeTo(300,context.settings.thumb_opacity)}});var desc=false;if(thumb.data('ad-desc')){desc=thumb.data('ad-desc')}else if(thumb.attr('longdesc')&&thumb.attr('longdesc').length){desc=thumb.attr('longdesc')};var title=false;if(thumb.data('ad-title')){title=thumb.data('ad-title')}else if(thumb.attr('title')&&thumb.attr('title').length){title=thumb.attr('title')};context.images[i]={thumb:thumb.attr('src'),image:image_src,error:false,preloaded:false,desc:desc,title:title,size:false}});var inter=setInterval(function(){if(thumb_count==thumbs_loaded){context.nav.find('.ad-thumb-list').css('width',thumb_wrapper_width+'px');clearInterval(inter)}},100)},initKeyEvents:function(){var context=this;$(document).keydown(function(e){if(e.keyCode==39){context.nextImage();context.slideshow.stop()}else if(e.keyCode==37){context.prevImage();context.slideshow.stop()}})},initNextAndPrev:function(){this.next_link=$('<div class="ad-next"><div class="ad-next-image"></div></div>');this.prev_link=$('<div class="ad-prev"><div class="ad-prev-image"></div></div>');this.image_wrapper.append(this.next_link);this.image_wrapper.append(this.prev_link);var context=this;this.prev_link.add(this.next_link).mouseover(function(e){$(this).css('height',context.image_wrapper_height);$(this).find('div').show()}).mouseout(function(e){$(this).find('div').hide()}).click(function(){if($(this).is('.ad-next')){context.nextImage();context.slideshow.stop()}else{context.prevImage();context.slideshow.stop()}}).find('div').css('opacity',0.7)},initBackAndForward:function(){var context=this;this.scroll_forward=$('<div class="ad-forward"></div>');this.scroll_back=$('<div class="ad-back"></div>');this.nav.append(this.scroll_forward);this.nav.prepend(this.scroll_back);var has_scrolled=0;var thumbs_scroll_interval=false;$(this.scroll_back).add(this.scroll_forward).click(function(){var width=context.nav_display_width-50;if(context.settings.scroll_jump>0){var width=context.settings.scroll_jump};if($(this).is('.ad-forward')){var left=context.thumbs_wrapper.scrollLeft()+width}else{var left=context.thumbs_wrapper.scrollLeft()-width};if(context.settings.slideshow.stop_on_scroll){context.slideshow.stop()};context.thumbs_wrapper.animate({scrollLeft:left+'px'});return false}).css('opacity',0.6).hover(function(){var direction='left';if($(this).is('.ad-forward')){direction='right'};thumbs_scroll_interval=setInterval(function(){has_scrolled++;if(has_scrolled>30&&context.settings.slideshow.stop_on_scroll){context.slideshow.stop()};var left=context.thumbs_wrapper.scrollLeft()+1;if(direction=='left'){left=context.thumbs_wrapper.scrollLeft()-1};context.thumbs_wrapper.scrollLeft(left)},10);$(this).css('opacity',1)},function(){has_scrolled=0;clearInterval(thumbs_scroll_interval);$(this).css('opacity',0.6)})},_afterShow:function(){this.gallery_info.html((this.current_index+1)+' / '+this.images.length);if(!this.settings.cycle){this.prev_link.show().css('height',this.image_wrapper_height);this.next_link.show().css('height',this.image_wrapper_height);if(this.current_index==(this.images.length-1)){this.next_link.hide()};if(this.current_index==0){this.prev_link.hide()}};this.fireCallback(this.settings.callbacks.afterImageVisible)},_getContainedImageSize:function(image_width,image_height){if(image_height>this.image_wrapper_height){var ratio=image_width/image_height;image_height=this.image_wrapper_height;image_width=this.image_wrapper_height*ratio};if(image_width>this.image_wrapper_width){var ratio=image_height/image_width;image_width=this.image_wrapper_width;image_height=this.image_wrapper_width*ratio};return{width:image_width,height:image_height}},_centerImage:function(img_container,image_width,image_height){img_container.css('top','0px');if(image_height<this.image_wrapper_height){var dif=this.image_wrapper_height-image_height;img_container.css('top',(dif/2)+'px')};img_container.css('left','0px');if(image_width<this.image_wrapper_width){var dif=this.image_wrapper_width-image_width;img_container.css('left',(dif/2)+'px')}},_getDescription:function(image){var desc=false;if(image.desc.length||image.title.length){var title='';if(image.title.length){title='<p style="width: 300px; padding-bottom: 6px;"><strong>'+image.title+'</strong></p>'};desc=$('<div id="descinside" style="position: absolute; color: #000; text-align: left; left: 104px; top: 60px;">'+title+'<p style="width: 300px; font-size: 0.83em; line-height: 1.2em;">'+image.desc+'</p></div>')};return desc},showImage:function(index,callback){if(this.images[index]&&!this.in_transition){var context=this;var image=this.images[index];this.in_transition=true;if(!image.preloaded){this.loading(true);this.preloadImage(index,function(){context.loading(false);context._showWhenLoaded(index,callback)})}else{this._showWhenLoaded(index,callback)}}},_showWhenLoaded:function(index,callback){if(this.images[index]){var context=this;var image=this.images[index];var img_container=$(document.createElement('div')).addClass('ad-image');var img=$(new Image()).attr('src',image.image);img_container.append(img);this.image_wrapper.prepend(img_container);var size=this._getContainedImageSize(image.size.width,image.size.height);img.attr('width',size.width);img.attr('height',size.height);img_container.css({width:size.width+'px',height:size.height+'px'});this._centerImage(img_container,size.width,size.height);var desc=this._getDescription(image,img_container);if(desc){img_container.append(desc);var width=size.width-parseInt(desc.css('padding-left'),10)-parseInt(desc.css('padding-right'),10);desc.css('width',width+'px')};this.highLightThumb(this.nav.find('.ad-thumb'+index));var direction='right';if(this.current_index<index){direction='left'};this.fireCallback(this.settings.callbacks.beforeImageVisible);if(this.current_image||this.settings.animate_first_image){var animation_speed=this.settings.animation_speed;var easing='swing';var animation=this.animations[this.settings.effect].call(this,img_container,direction,desc);if(typeof animation.speed!='undefined'){animation_speed=animation.speed};if(typeof animation.easing!='undefined'){easing=animation.easing};if(this.current_image){var old_image=this.current_image;old_image.animate(animation.old_image,animation_speed,easing,function(){old_image.remove()})};img_container.animate(animation.new_image,animation_speed,easing,function(){context.current_index=index;context.current_image=img_container;context.in_transition=false;context._afterShow();context.fireCallback(callback)})}else{this.current_index=index;this.current_image=img_container;this.in_transition=false;context._afterShow();this.fireCallback(callback)}}},nextIndex:function(){if(this.current_index==(this.images.length-1)){if(!this.settings.cycle){return false};var next=0}else{var next=this.current_index+1};return next},nextImage:function(callback){var next=this.nextIndex();if(next===false)return false;this.preloadImage(next+1);this.showImage(next,callback);return true},prevIndex:function(){if(this.current_index==0){if(!this.settings.cycle){return false};var prev=this.images.length-1}else{var prev=this.current_index-1};return prev},prevImage:function(callback){var prev=this.prevIndex();if(prev===false)return false;this.preloadImage(prev-1);this.showImage(prev,callback);return true},preloadAll:function(){var context=this;var i=0;function preloadNext(){if(i<context.images.length){i++;context.preloadImage(i,preloadNext)}};context.preloadImage(i,preloadNext)},preloadImage:function(index,callback){if(this.images[index]){var image=this.images[index];if(!this.images[index].preloaded){var img=$(new Image());img.attr('src',image.image);if(!this.isImageLoaded(img[0])){this.preloads.append(img);var context=this;img.load(function(){image.preloaded=true;image.size={width:this.width,height:this.height};context.fireCallback(callback)}).error(function(){image.error=true;image.preloaded=false;image.size=false})}else{image.preloaded=true;image.size={width:img[0].width,height:img[0].height};this.fireCallback(callback)}}else{this.fireCallback(callback)}}},isImageLoaded:function(img){if(typeof img.complete!='undefined'&&!img.complete){return false};if(typeof img.naturalWidth!='undefined'&&img.naturalWidth==0){return false};return true},highLightThumb:function(thumb){this.thumbs_wrapper.find('.ad-active').removeClass('ad-active');thumb.addClass('ad-active');if(this.settings.thumb_opacity<1){this.thumbs_wrapper.find('a:not(.ad-active) img').fadeTo(300,this.settings.thumb_opacity);thumb.find('img').fadeTo(300,1)};var left=thumb[0].parentNode.offsetLeft;left-=(this.nav_display_width/2)-(thumb[0].offsetWidth/2);this.thumbs_wrapper.animate({scrollLeft:left+'px'})},fireCallback:function(fn){if($.isFunction(fn)){fn.call(this)}}};function AdGallerySlideshow(nextimage_callback,settings){this.init(nextimage_callback,settings)};AdGallerySlideshow.prototype={start_link:false,stop_link:false,countdown:false,controls:false,settings:false,nextimage_callback:false,enabled:false,running:false,countdown_interval:false,init:function(nextimage_callback,settings){var context=this;this.nextimage_callback=nextimage_callback;this.settings=settings},create:function(){this.start_link=$('<span class="ad-slideshow-start">'+this.settings.start_label+'</span>');this.stop_link=$('<span class="ad-slideshow-stop">'+this.settings.stop_label+'</span>');this.countdown=$('<span class="ad-slideshow-countdown"></span>');this.controls=$('<div class="ad-slideshow-controls"></div>');this.controls.append(this.start_link).append(this.stop_link).append(this.countdown);this.countdown.hide();var context=this;this.start_link.click(function(){context.start()});this.stop_link.click(function(){context.stop()});$(document).keydown(function(e){if(e.keyCode==83){if(context.running){context.stop()}else{context.start()}}});return this.controls},disable:function(){this.enabled=false;this.stop();this.controls.hide()},enable:function(){this.enabled=true;this.controls.show()},toggle:function(){if(this.enabled){this.disable()}else{this.enable()}},start:function(){if(this.running||!this.enabled)return false;var context=this;this.running=true;this.controls.addClass('ad-slideshow-running');this._next();this.fireCallback(this.settings.onStart);return true},stop:function(){if(!this.running)return false;this.running=false;this.countdown.hide();this.controls.removeClass('ad-slideshow-running');clearInterval(this.countdown_interval);this.fireCallback(this.settings.onStop);return true},_next:function(){var context=this;var pre=this.settings.countdown_prefix;var su=this.settings.countdown_sufix;clearInterval(context.countdown_interval);this.countdown.show().html(pre+(this.settings.speed/1000)+su);var slide_timer=0;this.countdown_interval=setInterval(function(){slide_timer+=1000;if(slide_timer>=context.settings.speed){var whenNextIsShown=function(){if(context.running){context._next()};slide_timer=0};if(!context.nextimage_callback(whenNextIsShown)){context.stop()};slide_timer=0};var sec=parseInt(context.countdown.text().replace(/[^0-9]/g,''),10);sec--;if(sec>0){context.countdown.html(pre+sec+su)}},1000)},fireCallback:function(fn){if($.isFunction(fn)){fn.call(this)}}}})(jQuery);