discourse-legacysite-perl/site/common/static/js/lightbox.min.js

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2024-06-17 12:27:49 +00:00
/*!
* Lightbox v2.8.2
* by Lokesh Dhakar
*
* More info:
* http://lokeshdhakar.com/projects/lightbox2/
*
* Copyright 2007, 2015 Lokesh Dhakar
* Released under the MIT license
* https://github.com/lokesh/lightbox2/blob/master/LICENSE
*/
!function(a,b){"function"==typeof define&&define.amd?define(["jquery"],b):"object"==typeof exports?module.exports=b(require("jquery")):a.lightbox=b(a.jQuery)}(this,function(a){function b(b){this.album=[],this.currentImageIndex=void 0,this.init(),this.options=a.extend({},this.constructor.defaults),this.option(b)}return b.defaults={albumLabel:"Image %1 of %2",alwaysShowNavOnTouchDevices:!1,fadeDuration:500,fitImagesInViewport:!0,positionFromTop:50,resizeDuration:700,showImageNumberLabel:!0,wrapAround:!1,disableScrolling:!1},b.prototype.option=function(b){a.extend(this.options,b)},b.prototype.imageCountLabel=function(a,b){return this.options.albumLabel.replace(/%1/g,a).replace(/%2/g,b)},b.prototype.init=function(){this.enable(),this.build()},b.prototype.enable=function(){var b=this;a("body").on("click","a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]",function(c){return b.start(a(c.currentTarget)),!1})},b.prototype.build=function(){var b=this;a('<div id="lightboxOverlay" class="lightboxOverlay"></div><div id="lightbox" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" /><div class="lb-nav"><a class="lb-prev" href="" ></a><a class="lb-next" href="" ></a></div><div class="lb-loader"><a class="lb-cancel"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close"></a></div></div></div></div>').appendTo(a("body")),this.$lightbox=a("#lightbox"),this.$overlay=a("#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.$overlay.hide().on("click",function(){return b.end(),!1}),this.$lightbox.hide().on("click",function(c){return"lightbox"===a(c.target).attr("id")&&b.end(),!1}),this.$outerContainer.on("click",function(c){return"lightbox"===a(c.target).attr("id")&&b.end(),!1}),this.$lightbox.find(".lb-prev").on("click",function(){return 0===b.currentImageIndex?b.changeImage(b.album.length-1):b.changeImage(b.currentImageIndex-1),!1}),this.$lightbox.find(".lb-next").on("click",function(){return b.currentImageIndex===b.album.length-1?b.changeImage(0):b.changeImage(b.currentImageIndex+1),!1}),this.$lightbox.find(".lb-loader, .lb-close").on("click",function(){return b.end(),!1})},b.prototype.start=function(b){function c(a){d.album.push({link:a.attr("href"),title:a.attr("data-title")||a.attr("title")})}var d=this,e=a(window);e.on("resize",a.proxy(this.sizeOverlay,this)),a("select, object, embed").css({visibility:"hidden"}),this.sizeOverlay(),this.album=[];var f,g=0,h=b.attr("data-lightbox");if(h){f=a(b.prop("tagName")+'[data-lightbox="'+h+'"]');for(var i=0;i<f.length;i=++i)c(a(f[i])),f[i]===b[0]&&(g=i)}else if("lightbox"===b.attr("rel"))c(b);else{f=a(b.prop("tagName")+'[rel="'+b.attr("rel")+'"]');for(var j=0;j<f.length;j=++j)c(a(f[j])),f[j]===b[0]&&(g=j)}var k=e.scrollTop()+this.options.positionFromTop,l=e.scrollLeft();this.$lightbox.css({top:k+"px",left:l+"px"}).fadeIn(this.options.fadeDuration),this.options.disableScrolling&&a("body").addClass("lb-disable-scrolling"),this.changeImage(g)},b.prototype.changeImage=function(b){var c=this;this.disableKeyboardNav();var d=this.$lightbox.find(".lb-image");this.$overlay.fadeIn(this.options.fadeDuration),a(".lb-loader").fadeIn("slow"),this.$lightbox.find(".lb-image, .lb-nav, .lb-prev, .lb-next, .lb-dataContainer, .lb-numbers, .lb-caption").hide(),this.$outerContainer.addClass("animating");var e=new Image;e.onload=function(){var f,g,h,i,j,k,l;d.attr("src",c.album[b].link),f=a(e),d.width(e.width),d.height