QUESTDB_website/js/photoswipe.min.js

/*! PhotoSwipe - v4.1.2 - 2017-04-05
* http://photoswipe.com
* Copyright (c) 2017 Dmitry Semenov; */
!function(a,b){"function"==typeof define&&define.amd?define(b):"object"==typeof exports?module.exports=b():a.PhotoSwipe=b()}(this,function(){"use strict";var a=function(a,b,c,d){var e={features:null,bind:function(a,b,c,d){var e=(d?"remove":"add")+"EventListener";b=b.split(" ");for(var f=0;f<b.length;f++)b[f]&&a[e](b[f],c,!1)},isArray:function(a){return a instanceof Array},createEl:function(a,b){var c=document.createElement(b||"div");return a&&(c.className=a),c},getScrollY:function(){var a=window.pageYOffset;return void 0!==a?a:document.documentElement.scrollTop},unbind:function(a,b,c){e.bind(a,b,c,!0)},removeClass:function(a,b){var c=new RegExp("(\\s|^)"+b+"(\\s|$)");a.className=a.className.replace(c," ").replace(/^\s\s*/,"").replace(/\s\s*$/,"")},addClass:function(a,b){e.hasClass(a,b)||(a.className+=(a.className?" ":"")+b)},hasClass:function(a,b){return a.className&&new RegExp("(^|\\s)"+b+"(\\s|$)").test(a.className)},getChildByClass:function(a,b){for(var c=a.firstChild;c;){if(e.hasClass(c,b))return c;c=c.nextSibling}},arraySearch:function(a,b,c){for(var d=a.length;d--;)if(a[d][c]===b)return d;return-1},extend:function(a,b,c){for(var d in b)if(b.hasOwnProperty(d)){if(c&&a.hasOwnProperty(d))continue;a[d]=b[d]}},easing:{sine:{out:function(a){return Math.sin(a*(Math.PI/2))},inOut:function(a){return-(Math.cos(Math.PI*a)-1)/2}},cubic:{out:function(a){return--a*a*a+1}}},detectFeatures:function(){if(e.features)return e.features;var a=e.createEl(),b=a.style,c="",d={};if(d.oldIE=document.all&&!document.addEventListener,d.touch="ontouchstart"in window,window.requestAnimationFrame&&(d.raf=window.requestAnimationFrame,d.caf=window.cancelAnimationFrame),d.pointerEvent=navigator.pointerEnabled||navigator.msPointerEnabled,!d.pointerEvent){var f=navigator.userAgent;if(/iP(hone|od)/.test(navigator.platform)){var g=navigator.appVersion.match(/OS (\d+)_(\d+)_?(\d+)?/);g&&g.length>0&&(g=parseInt(g[1],10),g>=1&&g<8&&(d.isOldIOSPhone=!0))}var h=f.match(/Android\s([0-9\.]*)/),i=h?h[1]:0;i=parseFloat(i),i>=1&&(i<4.4&&(d.isOldAndroid=!0),d.androidVersion=i),d.isMobileOpera=/opera mini|opera mobi/i.test(f)}for(var j,k,l=["transform","perspective","animationName"],m=["","webkit","Moz","ms","O"],n=0;n<4;n++){c=m[n];for(var o=0;o<3;o++)j=l[o],k=c+(c?j.charAt(0).toUpperCase()+j.slice(1):j),!d[j]&&k in b&&(d[j]=k);c&&!d.raf&&(c=c.toLowerCase(),d.raf=window[c+"RequestAnimationFrame"],d.raf&&(d.caf=window[c+"CancelAnimationFrame"]||window[c+"CancelRequestAnimationFrame"]))}if(!d.raf){var p=0;d.raf=function(a){var b=(new Date).getTime(),c=Math.max(0,16-(b-p)),d=window.setTimeout(function(){a(b+c)},c);return p=b+c,d},d.caf=function(a){clearTimeout(a)}}return d.svg=!!document.createElementNS&&!!document.createElementNS("http://www.w3.org/2000/svg","svg").createSVGRect,e.features=d,d}};e.detectFeatures(),e.features.oldIE&&(e.bind=function(a,b,c,d){b=b.split(" ");for(var e,f=(d?"detach":"attach")+"Event",g=function(){c.handleEvent.call(c)},h=0;h<b.length;h++)if(e=b[h])if("object"==typeof c&&c.handleEvent){if(d){if(!c["oldIE"+e])return!1}else c["oldIE"+e]=g;a[f]("on"+e,c["oldIE"+e])}else a[f]("on"+e,c)});var f=this,g=25,h=3,i={allowPanToNext:!0,spacing:.12,bgOpacity:1,mouseUsed:!1,loop:!0,pinchToClose:!0,closeOnScroll:!0,closeOnVerticalDrag:!0,verticalDragRange:.75,hideAnimationDuration:333,showAnimationDuration:333,showHideOpacity:!1,focus:!0,escKey:!0,arrowKeys:!0,mainScrollEndFriction:.35,panEndFriction:.35,isClickableElement:function(a){return"A"===a.tagName},getDoubleTapZoom:function(a,b){return a?1:b.initialZoomLevel<.7?1:1.33},maxSpreadZoom:1.33,modal:!0,scaleMode:"fit"};e.extend(i,d);var j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,$,_,aa,ba,ca,da,ea,fa,ga,ha,ia,ja,ka,la,ma=function(){return{x:0,y:0}},na=ma(),oa=ma(),pa=ma(),qa={},ra=0,sa={},ta=ma(),ua=0,va=!0,wa=[],xa={},ya=!1,za=function(a,b){e.extend(f,b.publicMethods),wa.push(a)},Aa=function(a){var b=ac();return a>b-1?a-b:a<0?b+a:a},Ba={},Ca=function(a,b){return Ba[a]||(Ba[a]=[]),Ba[a].push(b)},Da=function(a){var b=Ba[a];if(b){var c=Array.prototype.slice.