var VION=VION||{};VION.ImageLoader=function(a){this.subscribers=[];this.img=a};
VION.ImageLoader.prototype={subscribe:function(a){this.subscribers.push(a)},unsubscribe:function(a){for(var b=0;b<this.subscribers.length;b++)this.subscribers[b]===a&&delete this.subscribers[b]},publish:function(){for(var a=0;a<this.subscribers.length;a++)if(typeof this.subscribers[a]==="function")this.subscribers[a]()},load:function(){var a=this;this.img.addEventListener?this.img.addEventListener("load",function(b){a.onLoad(b)},!1):this.img.attachEvent&&this.img.attachEvent("onload",function(b){a.onLoad(b)});
if(this.img.complete||this.img.complete===void 0||this.img.readyState==="loading"){var b=this.img.src;this.img.src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";this.img.src=b}},onLoad:function(){this.img.height>1&&this.publish()}};VION.GalleryItem=function(a){this.subscribers={load:[],click:[]};this.element=a};
VION.GalleryItem.prototype={subscribe:function(a,b){this.subscribers[a].push(b)},unsubscribe:function(a,b){for(var c=0;c<this.subscribers[a].length;c++)this.subscribers[a][c]===b&&delete this.subscribers[a][c]},publish:function(a,b){for(var c=0;c<this.subscribers[a].length;c++)if(typeof this.subscribers[a][c]==="function")this.subscribers[a][c](b)},addSelected:function(){this.element.addClass("selected")},removeSelected:function(){this.element.removeClass("selected")},fadeIn:function(a,b){this.element.stop().animate({opacity:1},
a,b)},fadeOut:function(a,b,c){this.element.stop().animate({opacity:b},a,c)},getX:function(){return this.element.position().left},index:function(){return this.element.index()},width:function(){return this.element.outerWidth(!0)}};VION.Slide=function(a){VION.GalleryItem.call(this,a);this.info=a.children("div.info");this.imageHolder=a.children("div.image-holder");this.loaded=!1;this.init()};VION.Slide.prototype=new VION.GalleryItem;VION.Slide.prototype.constructor=VION.Slide;VION.Slide.prototype.init=function(){var a=this;this.imageHolder.bind("mousedown",function(){a.publish("click",a)})};
VION.Slide.prototype.load=function(){var a=this,b=new VION.ImageLoader(this.imageHolder.children("img").get(0));b.subscribe(function(){a.onLoadComplete()});b.load()};VION.Slide.prototype.fadeInfoIn=function(a,b){this.info.stop().animate({opacity:1},a,b)};VION.Slide.prototype.fadeInfoOut=function(a,b){this.info.stop().animate({opacity:0},a,b)};
VION.Slide.prototype.fadeImageIn=function(a){var b=this;this.imageHolder.children("img").animate({opacity:1},800,function(){b.imageHolder.css("background","none");a&&a()})};VION.Slide.prototype.setOpacity=function(a){this.element.css({opacity:a,filter:"alpha(opacity="+a*100+")"})};VION.Slide.prototype.onLoadComplete=function(){this.loaded=!0;this.element.addClass("loaded");this.publish("load",this)};
VION.Slide.prototype.getX=function(){var a=parseInt(this.element.css("margin-left"));return this.element.position().left+a};VION.Thumbnail=function(a){VION.GalleryItem.call(this,a);this.img=this.element.children("img");this.loaded=!1;this.init()};VION.Thumbnail.prototype=new VION.GalleryItem;VION.Thumbnail.prototype.constructor=VION.Thumbnail;VION.Thumbnail.prototype.init=function(){var a=this;this.element.bind("mousedown",function(){a.publish("click",a)})};VION.Thumbnail.prototype.load=function(){var a=this,b=new VION.ImageLoader(this.img.get(0));b.subscribe(function(){a.onLoadComplete()});b.load()};
VION.Thumbnail.prototype.onLoadComplete=function(){this.loaded=!0;this.element.addClass("loaded");this.publish("load",this)};VION.Thumbnail.prototype.addIndicator=function(){$("<div class='indicator'></div>").insertBefore(this.img).css({width:this.img.width(),height:this.img.height()})};VION.Thumbnail.prototype.removeIndicator=function(){this.element.children(".indicator").remove()};VION.ThumbnailScroller=function(a,b){this.element=a;this.options=b;this.thumbnailContainer=this.element.children("ul");this.thumbnailElements=this.thumbnailContainer.children("li");this.subscribers={select:[]};this.loadIndex=0;this.selectedIndex=-1;this.thumbnails=[];this.init()};
VION.ThumbnailScroller.prototype={init:function(){for(var a=this,b=0;b<this.thumbnailElements.size();b++){var c=new VION.Thumbnail(this.thumbnailElements.eq(b));c.subscribe("load",function(b){a.onLoad(b)});c.subscribe("click",function(b){a.select(b)});this.thumbnails.push(c)}this.updateContainerWidth();this.element.scrollLeft(0);this.thumbnails[0].load();this.select(0)},subscribe:function(a,b){this.subscribers[a].push(b)},unsubscribe:function(a,b){for(var c=0;c<this.subscribers[a].length;c++)this.subscribers[a][c]===
b&&delete this.subscribers[a][c]},publish:function(a,b){for(var c=0;c<this.subscribers[a].length;c++)if(typeof this.subscribers[a][c]==="function")this.subscribers[a][c](b)},onLoad:function(a){a.index()!=this.selectedIndex&&a.fadeOut(this.options.thumbnailTransitionSpeed,this.options.unselectedThumbnailOpacity);this.loadIndex<this.thumbnails.length-1&&this.thumbnails[++this.loadIndex].load()},updateContainerWidth:function(){for(var a=0,b=0;b<this.thumbnails.length;b++)a+=this.thumbnails[b].width();
this.thumbnailContainer.width(a)},select:function(a){if(typeof a=="number")var b=this.thumbnails[a];else typeof a=="object"&&(b=a);if(b.index()!=this.selectedIndex)this.selectedIndex!=-1&&(a=this.thumbnails[this.selectedIndex],a.removeSelected(),a.removeIndicator(),a.fadeOut(this.options.thumbnailTransitionSpeed,this.options.unselectedThumbnailOpacity)),this.selectedIndex=b.index(),b.addSelected(),b.addIndicator(),b.fadeIn(this.options.thumbnailFadeInSpeed),a=b.getX()-this.element.width()/2+b.width()/
2,this.element.stop().animate({scrollLeft:a},this.options.thumbnailTransitionSpeed),this.publish("select",b)}};VION.ImageGallery=function(a,b){this.settings={unselectedSlideOpacity:0.45,slideTransitionSpeed:500,slideFadeInSpeed:300,unselectedThumbnailOpacity:0.4,thumbnailTransitionSpeed:500,thumbnailFadeInSpeed:300,enableKeyboard:!0,autoplay:!1,loop:!0,slideDuration:5,pauseOnHover:!1};b&&$.extend(this.settings,b);this.element=a;this.mask=a.children("div.gallery-mask");this.slideContainer=this.mask.children("div.slides");this.slideElements=this.slideContainer.children("div.slide");this.playing=!1;this.intervalID=
0;this.selectedIndex=-1;this.loadIndex=0;this.slides=[];if(this.element.children(".thumbnails").size()>0)this.thumbnailScroller=new VION.ThumbnailScroller(this.element.children(".thumbnails"),this.settings);this.init()};
VION.ImageGallery.prototype={init:function(){for(var a=this,b=0;b<this.slideElements.size();b++){var c=new VION.Slide(this.slideElements.eq(b));c.setOpacity(this.settings.unselectedSlideOpacity);c.subscribe("load",function(b){a.onLoad(b)});c.subscribe("click",function(b){a.select(b)});this.slides.push(c)}this.mask.scrollLeft(0);this.initResizeListener();this.initKeyboardNavigation();this.updateContainerWidth();this.thumbnailScroller!=void 0&&this.thumbnailScroller.subscribe("select",function(b){a.onSelectThumbnail(b)});
this.slides[0].load();this.select(0);this.settings.autoplay&&this.startAutoplay();this.settings.autoplay&&this.settings.pauseOnHover&&(this.mask.mouseover(function(){a.stopAutoplay()}),this.mask.mouseout(function(){a.startAutoplay()}))},initResizeListener:function(){var a=this;$(window).resize(function(){a.updateContainerWidth()})},initKeyboardNavigation:function(){var a=this;this.settings.enableKeyboard&&$(document).keydown(function(b){if(b.target.type!=="textarea"&&b.target.type!=="text")switch(b.keyCode||
b.which){case 37:a.selectPrevious();break;case 39:a.selectNext()}})},updateContainerWidth:function(){for(var a=0,b=0;b<this.slides.length;b++)a+=this.slides[b].width();this.slideContainer.width(a+this.mask.width())},onLoad:function(a){var b=this;a.fadeImageIn(function(){b.playing&&a.index()==b.selectedIndex&&a.loaded&&b.resetTimer();b.loadIndex<b.slides.length-1&&b.slides[++b.loadIndex].load()})},select:function(a){var b=this;if(typeof a=="number")var c=this.slides[a];else typeof a=="object"&&(c=
a);if(c.index()!=this.selectedIndex)clearInterval(b.intervalID),this.selectedIndex!=-1?(a=this.slides[this.selectedIndex],a.removeSelected(),a.fadeOut(this.settings.slideTransitionSpeed,this.settings.unselectedSlideOpacity),a.fadeInfoOut(this.settings.slideTransitionSpeed),this.mask.stop().animate({scrollLeft:c.getX()-this.slideContainer.position().left},this.settings.slideTransitionSpeed,function(){c.fadeIn(b.settings.slideFadeInSpeed,function(){b.playing&&c.index()==b.selectedIndex&&c.loaded&&b.resetTimer()})})):
c.fadeIn(this.settings.slideFadeInSpeed,function(){b.playing&&c.index()==b.selectedIndex&&c.loaded&&b.resetTimer()}),c.fadeInfoIn(this.settings.slideTransitionSpeed),this.selectedIndex=c.index(),c.addSelected(),this.thumbnailScroller!=void 0&&this.thumbnailScroller.select(c.index())},selectNext:function(){this.selectedIndex<this.slides.length-1&&this.select(this.selectedIndex+1)},selectPrevious:function(){this.selectedIndex>0&&this.select(this.selectedIndex-1)},onSelectThumbnail:function(a){this.select(a.index())},
getSelectedIndex:function(){return this.selectedIndex},onTimer:function(){this.playing&&(this.selectedIndex<this.slides.length-1?this.selectNext():this.settings.loop&&this.select(0))},resetTimer:function(){var a=this;clearInterval(this.intervalID);this.intervalID=setInterval(function(){a.onTimer()},this.settings.slideDuration*1E3)},startAutoplay:function(){this.playing=!0;this.resetTimer()},stopAutoplay:function(){this.playing=!1;clearInterval(this.intervalID)}};(function(a){a.fn.vion=function(b){var c=[];this.each(function(){var d=a(this);d.data("vion")||d.data("vion",new VION.ImageGallery(d,b));c.push(d.data("vion"))});return c.length>1?c:c[0]}})(jQuery);