Team:UCL/static/js/lightbox-2.6.min.js

From 2013.igem.org

(function(){var b,d,c;b=jQuery;c=(function(){function b(){this.fadeDuration=500;this.fitImagesInViewport=true;this.resizeDuration=700;this.showImageNumberLabel=true;this.wrapAround=false}b.prototype.albumLabel=function(b,c){return"Image "+b+" of "+c};return b})();d=(function(){function c(b){this.options=b;this.album=[];this.currentImageIndex=void 0;this.init()}c.prototype.init=function(){this.enable();return this.build()};c.prototype.enable=function(){var c=this;return b('body').on('click','a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]',function(d){c.start(b(d.currentTarget));return false})};c.prototype.build=function(){var c=this;b("

").appendTo(b('body'));this.$lightbox=b('#lightbox');this.$overlay=b('#lightboxOverlay');this.$outerContainer=this.$lightbox.find('.lb-outerContainer');this.$container=this.$lightbox.find('.lb-container');this.containerTopPadding=parseInt(this.$container.css('padding-top'),10);this.containerRightPadding=parseInt(this.$container.css('padding-right'),10);this.containerBottomPadding=parseInt(this.$container.css('padding-bottom'),10);this.containerLeftPadding=parseInt(this.$container.css('padding-left'),10);this.$overlay.hide().on('click',function(){c.end();return false});this.$lightbox.hide().on('click',function(d){if(b(d.target).attr('id')==='lightbox'){c.end()}return false});this.$outerContainer.on('click',function(d){if(b(d.target).attr('id')==='lightbox'){c.end()}return false});this.$lightbox.find('.lb-prev').on('click',function(){if(c.currentImageIndex===0){c.changeImage(c.album.length-1)}else{c.changeImage(c.currentImageIndex-1)}return false});this.$lightbox.find('.lb-next').on('click',function(){if(c.currentImageIndex===c.album.length-1){c.changeImage(0)}else{c.changeImage(c.currentImageIndex+1)}return false});return this.$lightbox.find('.lb-loader, .lb-close').on('click',function(){c.end();return false})};c.prototype.start=function(c){var f,e,j,d,g,n,o,k,l,m,p,h,i;b(window).on("resize",this.sizeOverlay);b('select, object, embed').css({visibility:"hidden"});this.$overlay.width(b(document).width()).height(b(document).height()).fadeIn(this.options.fadeDuration);this.album=[];g=0;j=c.attr('data-lightbox');if(j){h=b(c.prop("tagName")+'[data-lightbox="'+j+'"]');for(d=k=0,m=h.length;k<m;d=++k){e=h[d];this.album.push({link:b(e).attr('href'),title:b(e).attr('title')});if(b(e).attr('href')===c.attr('href')){g=d}}}else{if(c.attr('rel')==='lightbox'){this.album.push({link:c.attr('href'),title:c.attr('title')})}else{i=b(c.prop("tagName")+'[rel="'+c.attr('rel')+'"]');for(d=l=0,p=i.length;l
j)||(c.height>i)){if((c.width/j)>(c.height/i)){h=j;g=parseInt(c.height/(c.width/h),10);d.width(h);d.height(g)}else{g=i;h=parseInt(c.width/(c.height/g),10);d.width(h);d.height(g)}}}return e.sizeContainer(d.width(),d.height())};c.src=this.album[f].link;this.currentImageIndex=f};c.prototype.sizeOverlay=function(){return b('#lightboxOverlay').width(b(document).width()).height(b(document).height())};c.prototype.sizeContainer=function(f,g){var b,d,e,h,c=this;h=this.$outerContainer.outerWidth();e=this.$outerContainer.outerHeight();d=f+this.containerLeftPadding+this.containerRightPadding;b=g+this.containerTopPadding+this.containerBottomPadding;this.$outerContainer.animate({width:d,height:b},this.options.resizeDuration,'swing');setTimeout(function(){c.$lightbox.find('.lb-dataContainer').width(d);c.$lightbox.find('.lb-prevLink').height(b);c.$lightbox.find('.lb-nextLink').height(b);c.showImage()},this.options.resizeDuration)};c.prototype.showImage=function(){this.$lightbox.find('.lb-loader').hide();this.$lightbox.find('.lb-image').fadeIn('slow');this.updateNav();this.updateDetails();this.preloadNeighboringImages();this.enableKeyboardNav()};c.prototype.updateNav=function(){this.$lightbox.find('.lb-nav').show();if(this.album.length>1){if(this.options.wrapAround){this.$lightbox.find('.lb-prev, .lb-next').show()}else{if(this.currentImageIndex>0){this.$lightbox.find('.lb-prev').show()}if(this.currentImageIndex<this.album.length-1){this.$lightbox.find('.lb-next').show()}}}};c.prototype.updateDetails=function(){var b=this;if(typeof this.album[this.currentImageIndex].title!=='undefined'&&this.album[this.currentImageIndex].title!==""){this.$lightbox.find('.lb-caption').html(this.album[this.currentImageIndex].title).fadeIn('fast')}if(this.album.length>1&&this.options.showImageNumberLabel){this.$lightbox.find('.lb-number').text(this.options.albumLabel(this.currentImageIndex+1,this.album.length)).fadeIn('fast')}else{this.$lightbox.find('.lb-number').hide()}this.$outerContainer.removeClass('animating');this.$lightbox.find('.lb-dataContainer').fadeIn(this.resizeDuration,function(){return b.sizeOverlay()})};c.prototype.preloadNeighboringImages=function(){var c,b;if(this.album.length>this.currentImageIndex+1){c=new Image();c.src=this.album[this.currentImageIndex+1].link}if(this.currentImageIndex>0){b=new Image();b.src=this.album[this.currentImageIndex-1].link}};c.prototype.enableKeyboardNav=function(){b(document).on('keyup.keyboard',b.proxy(this.keyboardAction,this))};c.prototype.disableKeyboardNav=function(){b(document).off('.keyboard')};c.prototype.keyboardAction=function(g){var d,e,f,c,b;d=27;e=37;f=39;b=g.keyCode;c=String.fromCharCode(b).toLowerCase();if(b===d||c.match(/x|o|c/)){this.end()}else if(c==='p'||b===e){if(this.currentImageIndex!==0){this.changeImage(this.currentImageIndex-1)}}else if(c==='n'||b===f){if(this.currentImageIndex!==this.album.length-1){this.changeImage(this.currentImageIndex+1)}}};c.prototype.end=function(){this.disableKeyboardNav();b(window).off("resize",this.sizeOverlay);this.$lightbox.fadeOut(this.options.fadeDuration);this.$overlay.fadeOut(this.options.fadeDuration);return b('select, object, embed').css({visibility:"visible"})};return c})();b(function(){var e,b;b=new c();return e=new d(b)})}).call(this);

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