lightgallery/lit/lightgallery.esm.js

lightGallery is a feature-rich, modular JavaScript gallery plugin for building beautiful image and video galleries for the web and the mobile

/**
 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
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/**
 * @license
 * Copyright 2019 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
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 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
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/**
 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
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/**
 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
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/**
 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */
/*!
 * lightgallery | 2.2.1 | September 4th 2021
 * http://www.lightgalleryjs.com/
 * Copyright (c) 2020 Sachin Neravath;
 * @license GPLv3
 */
/*! *****************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
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0===i?this.firstElement?this.firstElement.getAttribute(t):"":(this._each((function(s){s.setAttribute(t,i)})),this)},t.prototype.find=function(t){return et(this._getSelector(t,this.selector))},t.prototype.first=function(){return this.selector&&void 0!==this.selector.length?et(this.selector[0]):et(this.selector)},t.prototype.eq=function(t){return et(this.selector[t])},t.prototype.parent=function(){return et(this.selector.parentElement)},t.prototype.get=function(){return this._getFirstEl()},t.prototype.removeAttr=function(t){var i=t.split(" ");return this._each((function(t){i.forEach((function(i){return t.removeAttribute(i)}))})),this},t.prototype.wrap=function(t){if(!this.firstElement)return this;var i=document.createElement("div");return i.className=t,this.firstElement.parentNode.insertBefore(i,this.firstElement),this.firstElement.parentNode.removeChild(this.firstElement),i.appendChild(this.firstElement),this},t.prototype.addClass=function(t){return void 0===t&&(t=""),this._each((function(i){t.split(" ").forEach((function(t){i.classList.add(t)}))})),this},t.prototype.removeClass=function(t){return this._each((function(i){t.split(" ").forEach((function(t){i.classList.remove(t)}))})),this},t.prototype.hasClass=function(t){return!!this.firstElement&&this.firstElement.classList.contains(t)},t.prototype.hasAttribute=function(t){return!!this.firstElement&&this.firstElement.hasAttribute(t)},t.prototype.toggleClass=function(t){return this.firstElement?(this.hasClass(t)?this.removeClass(t):this.addClass(t),this):this},t.prototype.css=function(t,i){var s=this;return this._each((function(e){s._setCssVendorPrefix(e,t,i)})),this},t.prototype.on=function(i,s){var e=this;return this.selector?(i.split(" ").forEach((function(i){Array.isArray(t.eventListeners[i])||(t.eventListeners[i]=[]),t.eventListeners[i].push(s),e.selector.addEventListener(i.split(".")[0],s)})),this):this},t.prototype.once=function(t,i){var s=this;return this.on(t,(function(){s.off(t),i(t)})),this},t.prototype.off=function(i){var s=this;return this.selector?(Object.keys(t.eventListeners).forEach((function(e){s.isEventMatched(i,e)&&(t.eventListeners[e].forEach((function(t){s.selector.removeEventListener(e.split(".")[0],t)})),t.eventListeners[e]=[])})),this):this},t.prototype.trigger=function(t,i){if(!this.firstElement)return this;var s=new CustomEvent(t.split(".")[0],{detail:i||null});return this.firstElement.dispatchEvent(s),this},t.prototype.load=function(t){var i=this;return fetch(t).then((function(t){i.selector.innerHTML=t})),this},t.prototype.html=function(t){return void 0===t?this.firstElement?this.firstElement.innerHTML:"":(this._each((function(i){i.innerHTML=t})),this)},t.prototype.append=function(t){return this._each((function(i){"string"==typeof t?i.insertAdjacentHTML("beforeend",t):i.appendChild(t)})),this},t.prototype.prepend=function(t){return this._each((function(i){i.insertAdjacentHTML("afterbegin",t)})),this},t.prototype.remove=function(){return this._each((function(t){t.parentNode.removeChild(t)})),this},t.prototype.empty=function(){return this._each((function(t){t.innerHTML=""})),this},t.prototype.scrollTop=function(t){return void 0!==t?(document.body.scrollTop=t,document.documentElement.scrollTop=t,this):window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0},t.prototype.scrollLeft=function(t){return void 0!==t?(document.body.scrollLeft=t,document.documentElement.scrollLeft=t,this):window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0},t.prototype.offset=function(){if(!this.firstElement)return{left:0,top:0};var t=this.firstElement.getBoundingClientRect(),i=et("body").style().marginLeft;return{left:t.left-parseFloat(i)+this.scrollLeft(),top:t.top+this.scrollTop()}},t.prototype.style=function(){return this.firstElement?this.firstElement.currentStyle||window.getComputedStyle(this.firstElement):{}},t.prototype.width=function(){var t=this.style();return this.firstElement.clientWidth-parseFloat(t.paddingLeft)-parseFloat(t.paddingRight)},t.prototype.height=function(){var t=this.style();return this.firstElement.clientHeight-parseFloat(t.paddingTop)-parseFloat(t.paddingBottom)},t.eventListeners={},t}();function et(t){return new st(t)}var nt=["src","sources","subHtml","subHtmlUrl","html","video","poster","slideName","responsive","srcset","sizes","iframe","downloadUrl","download","width","facebookShareUrl","tweetText","iframeTitle","twitterShareUrl","pinterestShareUrl","pinterestText","fbHtml","disqusIdentifier","disqusUrl"];function ot(t){return"href"===t?"src":t=(t=(t=t.replace("data-","")).charAt(0).toLowerCase()+t.slice(1)).replace(/-([a-z])/g,(function(t){return t[1].toUpperCase()}))}var ht=function(t,i,s,e){void 0===s&&(s=0);var n=et(t).attr("data-lg-size")||e;if(n){var o=n.split(",");if(o[1])for(var h=window.innerWidth,r=0;r<o.length;r++){var l=o[r];if(parseInt(l.split("-")[2],10)>h){n=l;break}r===o.length-1&&(n=l)}var a=n.split("-"),u=parseInt(a[0],10),c=parseInt(a[1],10),d=i.width(),g=i.height()-s,f=Math.min(d,u),v=Math.min(g,c),m=Math.min(f/u,v/c);return{width:u*m,height:c*m}}},rt=function(t,i,s,e,n){if(n){var o=et(t).find("img").first();if(o.get()){var h=i.get().getBoundingClientRect(),r=h.width,l=i.height()-(s+e),a=o.width(),u=o.height(),c=o.style(),d=(r-a)/2-o.offset().left+(parseFloat(c.paddingLeft)||0)+(parseFloat(c.borderLeft)||0)+et(window).scrollLeft()+h.left,g=(l-u)/2-o.offset().top+(parseFloat(c.paddingTop)||0)+(parseFloat(c.borderTop)||0)+et(window).scrollTop()+s;return"translate3d("+(d*=-1)+"px, "+(g*=-1)+"px, 0) scale3d("+a/n.width+", "+u/n.height+", 1)"}}},lt=function(t,i,s,e){return'<div class="lg-video-cont lg-has-iframe" style="width:'+t+"; height: "+i+'">\n                    <iframe class="lg-object" frameborder="0" '+(e?'title="'+e+'"':"")+' src="'+s+'"  allowfullscreen="true"></iframe>\n                </div>'},at=function(t,i,s,e,n,o){var h="<img "+s+" "+(e?'srcset="'+e+'"':"")+"  "+(n?'sizes="'+n+'"':"")+' class="lg-object lg-image" data-index="'+t+'" src="'+i+'" />',r="";o&&(r=("string"==typeof o?JSON.parse(o):o).map((function(t){var i="";return Object.keys(t).forEach((function(s){i+=" "+s+'="'+t[s]+'"'})),"<source "+i+"></source>"})));return""+r+h},ut=function(t){for(var i=[],s=[],e="",n=0;n<t.length;n++){var o=t[n].split(" ");""===o[0]&&o.splice(0,1),s.push(o[0]),i.push(o[1])}for(var h=window.innerWidth,r=0;r<i.length;r++)if(parseInt(i[r],10)>h){e=s[r];break}return e},ct=function(t){return!!t&&(!!t.complete&&0!==t.naturalWidth)},dt=function(t,i,s,e){return'<div class="lg-video-cont '+(e&&e.youtube?"lg-has-youtube":e&&e.vimeo?"lg-has-vimeo":"lg-has-html5")+'" style="'+s+'">\n                <div class="lg-video-play-button">\n                <svg\n                    viewBox="0 0 20 20"\n    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e=Array(t),n=0;for(i=0;i<s;i++)for(var o=arguments[i],h=0,r=o.length;h<r;h++,n++)e[n]=o[h];return e}(nt,i);return[].forEach.call(t,(function(t){for(var i={},h=0;h<t.attributes.length;h++){var r=t.attributes[h];if(r.specified){var l=ot(r.name),a="";o.indexOf(l)>-1&&(a=l),a&&(i[a]=r.value)}}var u=et(t),c=u.find("img").first().attr("alt"),d=u.attr("title"),g=e?u.attr(e):u.find("img").first().attr("src");i.thumb=g,s&&!i.subHtml&&(i.subHtml=d||c||""),i.alt=c||d||"",n.push(i)})),n},ft=function(){return/iPhone|iPad|iPod|Android/i.test(navigator.userAgent)},vt={mode:"lg-slide",easing:"ease",speed:400,licenseKey:"0000-0000-000-0000",height:"100%",width:"100%",addClass:"",startClass:"lg-start-zoom",backdropDuration:300,container:document.body,startAnimationDuration:400,zoomFromOrigin:!0,hideBarsDelay:0,showBarsAfter:1e4,slideDelay:0,supportLegacyBrowser:!0,allowMediaOverlap:!1,videoMaxSize:"1280-720",defaultCaptionHeight:0,ariaLabelledby:"",ariaDescribedby:"",closable:!0,swipeToClose:!0,closeOnTap:!0,showCloseIcon:!0,showMaximizeIcon:!1,loop:!0,escKey:!0,keyPress:!0,controls:!0,slideEndAnimation:!0,hideControlOnEnd:!1,mousewheel:!1,getCaptionFromTitleOrAlt:!0,appendSubHtmlTo:".lg-sub-html",subHtmlSelectorRelative:!1,preload:2,numberOfSlideItemsInDom:10,showAfterLoad:!0,selector:"",selectWithin:"",nextHtml:"",prevHtml:"",index:0,iframeWidth:"100%",iframeHeight:"100%",download:!0,counter:!0,appendCounterTo:".lg-toolbar",swipeThreshold:50,enableSwipe:!0,enableDrag:!0,dynamic:!1,dynamicEl:[],extraProps:[],exThumbImage:"",isMobile:void 0,mobileSettings:{controls:!1,showCloseIcon:!1,download:!1},plugins:[]},mt="lgAfterAppendSlide",pt="lgInit",bt="lgHasVideo",yt="lgContainerResize",wt="lgUpdateSlides",xt="lgAfterAppendSubHtml",Tt="lgBeforeOpen",St="lgAfterOpen",kt="lgSlideItemLoad",Ct="lgBeforeSlide",zt="lgAfterSlide",Mt="lgPosterClick",At="lgDragStart",Ot="lgDragMove",jt="lgDragEnd",It="lgBeforeNextSlide",$t="lgBeforePrevSlide",Et="lgBeforeClose",Pt="lgAfterClose",Ut=0,_t=function(){function t(t,i){if(this.lgOpened=!1,this.index=0,this.plugins=[],this.lGalleryOn=!1,this.lgBusy=!1,this.currentItemsInDom=[],this.prevScrollTop=0,this.isDummyImageRemoved=!1,this.dragOrSwipeEnabled=!1,this.mediaContainerPosition={top:0,bottom:0},!t)return this;if(Ut++,this.lgId=Ut,this.el=t,this.LGel=et(t),this.generateSettings(i),this.buildModules(),this.settings.dynamic&&void 0!==this.settings.dynamicEl&&!Array.isArray(this.settings.dynamicEl))throw"When using dynamic mode, you must also define dynamicEl as an Array.";return this.galleryItems=this.getItems(),this.normalizeSettings(),this.init(),this.validateLicense(),this}return t.prototype.generateSettings=function(t){if(this.settings=it(it({},vt),t),this.settings.isMobile&&"function"==typeof this.settings.isMobile?this.settings.isMobile():ft()){var i=it(it({},this.settings.mobileSettings),this.settings.mobileSettings);this.settings=it(it({},this.settings),i)}},t.prototype.normalizeSettings=function(){this.settings.slideEndAnimation&&(this.settings.hideControlOnEnd=!1),this.settings.closable||(this.settings.swipeToClose=!1),this.zoomFromOrigin=this.settings.zoomFromOrigin,this.settings.dynamic&&(this.zoomFromOrigin=!1),this.settings.container||(this.settings.container=document.body),this.settings.preload=Math.min(this.settings.preload,this.galleryItems.length)},t.prototype.init=function(){var t=this;this.addSlideVideoInfo(this.galleryItems),this.buildStructure(),this.LGel.trigger(pt,{instance:this}),this.settings.keyPress&&this.keyPress(),setTimeout((function(){t.enableDrag(),t.enableSwipe(),t.triggerPosterClick()}),50),this.arrow(),this.settings.mousewheel&&this.mousewheel(),this.settings.dynamic||this.openGalleryOnItemClick()},t.prototype.openGalleryOnItemClick=function(){for(var t=this,i=function(i){var e=s.items[i],n=et(e),o=st.generateUUID();n.attr("data-lg-id",o).on("click.lgcustom-item-"+o,(function(s){s.preventDefault();var n=t.settings.index||i;t.openGallery(n,e)}))},s=this,e=0;e<this.items.length;e++)i(e)},t.prototype.buildModules=function(){var t=this;this.settings.plugins.forEach((function(i){t.plugins.push(new i(t,et))}))},t.prototype.validateLicense=function(){this.settings.licenseKey?"0000-0000-000-0000"===this.settings.licenseKey&&console.warn("lightGallery: "+this.settings.licenseKey+" license key is not valid for production use"):console.error("Please provide a valid license key")},t.prototype.getSlideItem=function(t){return et(this.getSlideItemId(t))},t.prototype.getSlideItemId=function(t){return"#lg-item-"+this.lgId+"-"+t},t.prototype.getIdName=function(t){return t+"-"+this.lgId},t.prototype.getElementById=function(t){return et("#"+this.getIdName(t))},t.prototype.manageSingleSlideClassName=function(){this.galleryItems.length<2?this.outer.addClass("lg-single-item"):this.outer.removeClass("lg-single-item")},t.prototype.buildStructure=function(){var t=this;if(!(this.$container&&this.$container.get())){var i="",s="";this.settings.controls&&(i='<button type="button" id="'+this.getIdName("lg-prev")+'" aria-label="Previous slide" class="lg-prev lg-icon"> '+this.settings.prevHtml+' </button>\n                <button type="button" id="'+this.getIdName("lg-next")+'" aria-label="Next slide" class="lg-next lg-icon"> '+this.settings.nextHtml+" </button>"),".lg-item"!==this.settings.appendSubHtmlTo&&(s='<div class="lg-sub-html" role="status" aria-live="polite"></div>');var e="";this.settings.allowMediaOverlap&&(e+="lg-media-overlap ");var n=this.settings.ariaLabelledby?'aria-labelledby="'+this.settings.ariaLabelledby+'"':"",o=this.settings.ariaDescribedby?'aria-describedby="'+this.settings.ariaDescribedby+'"':"",h="lg-container "+this.settings.addClass+" "+(document.body!==this.settings.container?"lg-inline":""),r=this.settings.closable&&this.settings.showCloseIcon?'<button type="button" aria-label="Close gallery" id="'+this.getIdName("lg-close")+'" class="lg-close lg-icon"></button>':"",l=this.settings.showMaximizeIcon?'<button type="button" aria-label="Toggle maximize" id="'+this.getIdName("lg-maximize")+'" class="lg-maximize lg-icon"></button>':"",a='\n        <div class="'+h+'" id="'+this.getIdName("lg-container")+'" tabindex="-1" aria-modal="true" '+n+" "+o+' role="dialog"\n        >\n            <div id="'+this.getIdName("lg-backdrop")+'" class="lg-backdrop"></div>\n\n            <div id="'+this.getIdName("lg-outer")+'" class="lg-outer lg-use-css3 lg-css3 lg-hide-items '+e+' ">\n\n              <div id="'+this.getIdName("lg-content")+'" class="lg-content">\n                <div id="'+this.getIdName("lg-inner")+'" class="lg-inner">\n                </div>\n                '+i+'\n              </div>\n                <div id="'+this.getIdName("lg-toolbar")+'" class="lg-toolbar lg-group">\n                    '+l+"\n                    "+r+"\n                    </div>\n                    "+(".lg-outer"===this.settings.appendSubHtmlTo?s:"")+'\n                <div id="'+this.getIdName("lg-components")+'" class="lg-components">\n                    '+(".lg-sub-html"===this.settings.appendSubHtmlTo?s:"")+"\n                </div>\n            </div>\n        </div>\n        ";et(this.settings.container).css("position","relative").append(a),this.outer=this.getElementById("lg-outer"),this.$lgComponents=this.getElementById("lg-components"),this.$backdrop=this.getElementById("lg-backdrop"),this.$container=this.getElementById("lg-container"),this.$inner=this.getElementById("lg-inner"),this.$content=this.getElementById("lg-content"),this.$toolbar=this.getElementById("lg-toolbar"),this.$backdrop.css("transition-duration",this.settings.backdropDuration+"ms");var u=this.settings.mode+" ";this.manageSingleSlideClassName(),this.settings.enableDrag&&(u+="lg-grab "),this.settings.showAfterLoad&&(u+="lg-show-after-load"),this.outer.addClass(u),this.$inner.css("transition-timing-function",this.settings.easing),this.$inner.css("transition-duration",this.settings.speed+"ms"),this.settings.download&&this.$toolbar.append('<a id="'+this.getIdName("lg-download")+'" target="_blank" rel="noopener" aria-label="Download" download class="lg-download lg-icon"></a>'),this.counter(),et(window).on("resize.lg.global"+this.lgId+" orientationchange.lg.global"+this.lgId,(function(){t.refreshOnResize()})),this.hideBars(),this.manageCloseGallery(),this.toggleMaximize(),this.initModules()}},t.prototype.refreshOnResize=function(){if(this.lgOpened){var t=this.galleryItems[this.index].i;this.mediaContainerPosition=this.getMediaContainerPosition();var i=this.mediaContainerPosition,s=i.top,e=i.bottom;if(this.currentImageSize=ht(this.items[this.index],this.outer,s+e,t&&this.settings.videoMaxSize),t&&this.resizeVideoSlide(this.index,this.currentImageSize),this.zoomFromOrigin&&!this.isDummyImageRemoved){var n=this.getDummyImgStyles(this.currentImageSize);this.outer.find(".lg-current .lg-dummy-img").first().attr("style",n)}this.LGel.trigger(yt)}},t.prototype.resizeVideoSlide=function(t,i){var s=this.getVideoContStyle(i);this.getSlideItem(t).find(".lg-video-cont").attr("style",s)},t.prototype.updateSlides=function(t,i){if(this.index>t.length-1&&(this.index=t.length-1),1===t.length&&(this.index=0),t.length){var s=this.galleryItems[i].src;this.galleryItems=t,this.updateControls(),this.$inner.empty(),this.currentItemsInDom=[];var e=0;this.galleryItems.some((function(t,i){return t.src===s&&(e=i,!0)})),this.currentItemsInDom=this.organizeSlideItems(e,-1),this.loadContent(e,!0),this.getSlideItem(e).addClass("lg-current"),this.index=e,this.updateCurrentCounter(e),this.LGel.trigger(wt)}else this.closeGallery()},t.prototype.getItems=function(){if(this.items=[],this.settings.dynamic)return this.settings.dynamicEl||[];if("this"===this.settings.selector)this.items.push(this.el);else if(this.settings.selector)if("string"==typeof this.settings.selector)if(this.settings.selectWithin){var t=et(this.settings.selectWithin);this.items=t.find(this.settings.selector).get()}else this.items=this.el.querySelectorAll(this.settings.selector);else this.items=this.settings.selector;else this.items=this.el.children;return gt(this.items,this.settings.extraProps,this.settings.getCaptionFromTitleOrAlt,this.settings.exThumbImage)},t.prototype.openGallery=function(t,i){var s=this;if(void 0===t&&(t=this.settings.index),!this.lgOpened){this.lgOpened=!0,this.outer.get().focus(),this.outer.removeClass("lg-hide-items"),this.$container.addClass("lg-show");var e=this.getItemsToBeInsertedToDom(t,t);this.currentItemsInDom=e;var n="";e.forEach((function(t){n=n+'<div id="'+t+'" class="lg-item"></div>'})),this.$inner.append(n),this.addHtml(t);var o="";this.mediaContainerPosition=this.getMediaContainerPosition();var h=this.mediaContainerPosition,r=h.top,l=h.bottom;this.settings.allowMediaOverlap||this.setMediaContainerPosition(r,l),this.zoomFromOrigin&&i&&(this.currentImageSize=ht(i,this.outer,r+l,this.galleryItems[t].i&&this.settings.videoMaxSize),o=rt(i,this.outer,r,l,this.currentImageSize)),this.zoomFromOrigin&&o||(this.outer.addClass(this.settings.startClass),this.getSlideItem(t).removeClass("lg-complete"));var a=this.settings.zoomFromOrigin?100:this.settings.backdropDuration;setTimeout((function(){s.outer.addClass("lg-components-open")}),a),this.index=t,this.LGel.trigger(Tt),this.getSlideItem(t).addClass("lg-current"),this.lGalleryOn=!1,this.prevScrollTop=et(window).scrollTop(),setTimeout((function(){if(s.zoomFromOrigin&&o){var i=s.getSlideItem(t);i.css("transform",o),setTimeout((function(){i.addClass("lg-start-progress lg-start-end-progress").css("transition-duration",s.settings.startAnimationDuration+"ms"),s.outer.addClass("lg-zoom-from-image")})),setTimeout((function(){i.css("transform","translate3d(0, 0, 0)")}),100)}setTimeout((function(){s.$backdrop.addClass("in"),s.$container.addClass("lg-show-in")}),10),s.zoomFromOrigin&&o||setTimeout((function(){s.outer.addClass("lg-visible")}),s.settings.backdropDuration),s.slide(t,!1,!1,!1),s.LGel.trigger(St)})),document.body===this.settings.container&&et("html").addClass("lg-on")}},t.prototype.getMediaContainerPosition=function(){if(this.settings.allowMediaOverlap)return{top:0,bottom:0};var t=this.$toolbar.get().clientHeight||0,i=this.outer.find(".lg-components .lg-sub-html").get(),s=this.settings.defaultCaptionHeight||i&&i.clientHeight||0,e=this.outer.find(".lg-thumb-outer").get();return{top:t,bottom:(e?e.clientHeight:0)+s}},t.prototype.setMediaContainerPosition=function(t,i){void 0===t&&(t=0),void 0===i&&(i=0),this.$content.css("top",t+"px").css("bottom",i+"px")},t.prototype.hideBars=function(){var t=this;setTimeout((function(){t.outer.removeClass("lg-hide-items"),t.settings.hideBarsDelay>0&&(t.outer.on("mousemove.lg click.lg touchstart.lg",(function(){t.outer.removeClass("lg-hide-items"),clearTimeout(t.hideBarTimeout),t.hideBarTimeout=setTimeout((function(){t.outer.addClass("lg-hide-items")}),t.settings.hideBarsDelay)})),t.outer.trigger("mousemove.lg"))}),this.settings.showBarsAfter)},t.prototype.initPictureFill=function(t){if(this.settings.supportLegacyBrowser)try{picturefill({elements:[t.get()]})}catch(t){console.warn("lightGallery :- If you want srcset or picture tag to be supported for older browser please include picturefil javascript library in your document.")}},t.prototype.counter=function(){if(this.settings.counter){var t='<div class="lg-counter" role="status" aria-live="polite">\n                <span id="'+this.getIdName("lg-counter-current")+'" class="lg-counter-current">'+(this.index+1)+' </span> /\n                <span id="'+this.getIdName("lg-counter-all")+'" class="lg-counter-all">'+this.galleryItems.length+" </span></div>";this.outer.find(this.settings.appendCounterTo).append(t)}},t.prototype.addHtml=function(t){var i,s;if(this.galleryItems[t].subHtmlUrl?s=this.galleryItems[t].subHtmlUrl:i=this.galleryItems[t].subHtml,!s)if(i){var e=i.substring(0,1);"."!==e&&"#"!==e||(i=this.settings.subHtmlSelectorRelative&&!this.settings.dynamic?et(this.items).eq(t).find(i).first().html():et(i).first().html())}else i="";if(".lg-item"!==this.settings.appendSubHtmlTo)s?this.outer.find(".lg-sub-html").load(s):this.outer.find(".lg-sub-html").html(i);else{var n=et(this.getSlideItemId(t));s?n.load(s):n.append('<div class="lg-sub-html">'+i+"</div>")}null!=i&&(""===i?this.outer.find(this.settings.appendSubHtmlTo).addClass("lg-empty-html"):this.outer.find(this.settings.appendSubHtmlTo).removeClass("lg-empty-html")),this.LGel.trigger(xt,{index:t})},t.prototype.preload=function(t){for(var i=1;i<=this.settings.preload&&!(i>=this.galleryItems.length-t);i++)this.loadContent(t+i,!1);for(var s=1;s<=this.settings.preload&&!(t-s<0);s++)this.loadContent(t-s,!1)},t.prototype.getDummyImgStyles=function(t){return t?"width:"+t.width+"px;\n                margin-left: -"+t.width/2+"px;\n                margin-top: -"+t.height/2+"px;\n                height:"+t.height+"px":""},t.prototype.getVideoContStyle=function(t){return t?"width:"+t.width+"px;\n                height:"+t.height+"px":""},t.prototype.getDummyImageContent=function(t,i,s){var e;if(this.settings.dynamic||(e=et(this.items).eq(i)),e){var n=void 0;if(!(n=this.settings.exThumbImage?e.attr(this.settings.exThumbImage):e.find("img").first().attr("src")))return"";var o="<img "+s+' style="'+this.getDummyImgStyles(this.currentImageSize)+'" class="lg-dummy-img" src="'+n+'" />';return t.addClass("lg-first-slide"),this.outer.addClass("lg-first-slide-loading"),o}return""},t.prototype.setImgMarkup=function(t,i,s){var e=this.galleryItems[s],n=e.alt,o=e.srcset,h=e.sizes,r=e.sources,l=n?'alt="'+n+'"':"",a='<picture class="lg-img-wrap"> '+(!this.lGalleryOn&&this.zoomFromOrigin&&this.currentImageSize?this.getDummyImageContent(i,s,l):at(s,t,l,o,h,r))+"</picture>";i.prepend(a)},t.prototype.onLgObjectLoad=function(t,i,s,e,n){var o=this;n&&this.LGel.trigger(kt,{index:i,delay:s||0}),t.find(".lg-object").first().on("load.lg",(function(){o.handleLgObjectLoad(t,i,s,e,n)})),setTimeout((function(){t.find(".lg-object").first().on("error.lg",(function(){t.addClass("lg-complete lg-complete_"),t.html('<span class="lg-error-msg">Oops... Failed to load content...</span>')}))}),e)},t.prototype.handleLgObjectLoad=function(t,i,s,e,n){var o=this;setTimeout((function(){t.addClass("lg-complete lg-complete_"),n||o.LGel.trigger(kt,{index:i,delay:s||0})}),e)},t.prototype.isVideo=function(t,i){if(!t)return this.galleryItems[i].video?{html5:!0}:void console.error("lightGallery :- data-src is not provided on slide item "+(i+1)+". Please make sure the selector property is properly configured. More info - https://www.lightgalleryjs.com/demos/html-markup/");var s=t.match(/\/\/(?:www\.)?youtu(?:\.be|be\.com|be-nocookie\.com)\/(?:watch\?v=|embed\/)?([a-z0-9\-\_\%]+)/i),e=t.match(/\/\/(?:www\.)?(?:player\.)?vimeo.com\/(?:video\/)?([0-9a-z\-_]+)/i),n=t.match(/https?:\/\/(.+)?(wistia\.com|wi\.st)\/(medias|embed)\/([0-9a-z\-_]+)(.*)/);return s?{youtube:s}:e?{vimeo:e}:n?{wistia:n}:void 0},t.prototype.addSlideVideoInfo=function(t){var i=this;t.forEach((function(t,s){t.i=i.isVideo(t.src,s)}))},t.prototype.loadContent=function(t,i){var s=this,e=this.galleryItems[t],n=et(this.getSlideItemId(t)),o=e.poster,h=e.srcset,r=e.sizes,l=e.sources,a=e.src,u=e.video,c=u&&"string"==typeof u?JSON.parse(u):u;if(e.responsive){var d=e.responsive.split(",");a=ut(d)||a}var g=e.i,f="",v=!!e.iframe;if(!n.hasClass("lg-loaded")){if(g){var m=this.mediaContainerPosition,p=m.top,b=m.bottom,y=ht(this.items[t],this.outer,p+b,g&&this.settings.videoMaxSize);f=this.getVideoContStyle(y)}if(v){var w=lt(this.settings.iframeWidth,this.settings.iframeHeight,a,e.iframeTitle);n.prepend(w)}else if(o){var x="",T=!this.lGalleryOn,S=!this.lGalleryOn&&this.zoomFromOrigin&&this.currentImageSize;S&&(x=this.getDummyImageContent(n,t,""));w=dt(o,x||"",f,g);n.prepend(w);var k=(S?this.settings.startAnimationDuration:this.settings.backdropDuration)+100;setTimeout((function(){s.LGel.trigger(bt,{index:t,src:a,html5Video:c,hasPoster:!0,isFirstSlide:T})}),k)}else if(g){w='<div class="lg-video-cont " style="'+f+'"></div>';n.prepend(w),this.LGel.trigger(bt,{index:t,src:a,html5Video:c,hasPoster:!1})}else if(this.setImgMarkup(a,n,t),h||l){var C=n.find(".lg-object");this.initPictureFill(C)}this.LGel.trigger(mt,{index:t}),this.lGalleryOn&&".lg-item"===this.settings.appendSubHtmlTo&&this.addHtml(t)}var z=0,M=0;this.lGalleryOn||(M=this.zoomFromOrigin&&this.currentImageSize?this.settings.startAnimationDuration+10:this.settings.backdropDuration+10),M&&!et(document.body).hasClass("lg-from-hash")&&(z=M),!this.lGalleryOn&&this.zoomFromOrigin&&this.currentImageSize&&(setTimeout((function(){n.removeClass("lg-start-end-progress lg-start-progress").removeAttr("style")}),this.settings.startAnimationDuration+100),n.hasClass("lg-loaded")||setTimeout((function(){if(n.find(".lg-img-wrap").append(at(t,a,"",h,r,e.sources)),h||l){var i=n.find(".lg-object");s.initPictureFill(i)}s.onLgObjectLoad(n,t,M,z,!0);var o=n.find(".lg-object").first();ct(o.get())?s.loadContentOnLoad(t,n,z):o.on("load.lg error.lg",(function(){s.loadContentOnLoad(t,n,z)}))}),this.settings.startAnimationDuration+100)),n.addClass("lg-loaded"),this.onLgObjectLoad(n,t,M,z,!1),g&&g.html5&&!o&&n.addClass("lg-complete lg-complete_"),this.zoomFromOrigin&&this.currentImageSize||!n.hasClass("lg-complete_")||this.lGalleryOn||setTimeout((function(){n.addClass("lg-complete")}),this.settings.backdropDuration),this.lGalleryOn=!0,!0===i&&(n.hasClass("lg-complete_")?this.preload(t):n.find(".lg-object").first().on("load.lg error.lg",(function(){s.preload(t)})))},t.prototype.loadContentOnLoad=function(t,i,s){var e=this;setTimeout((function(){i.find(".lg-dummy-img").remove(),i.removeClass("lg-first-slide"),e.outer.removeClass("lg-first-slide-loading"),e.isDummyImageRemoved=!0,e.preload(t)}),s+300)},t.prototype.getItemsToBeInsertedToDom=function(t,i,s){var e=this;void 0===s&&(s=0);var n=[],o=Math.max(s,3);o=Math.min(o,this.galleryItems.length);var h="lg-item-"+this.lgId+"-"+i;if(this.galleryItems.length<=3)return this.galleryItems.forEach((function(t,i){n.push("lg-item-"+e.lgId+"-"+i)})),n;if(t<(this.galleryItems.length-1)/2){for(var r=t;r>t-o/2&&r>=0;r--)n.push("lg-item-"+this.lgId+"-"+r);var l=n.length;for(r=0;r<o-l;r++)n.push("lg-item-"+this.lgId+"-"+(t+r+1))}else{for(r=t;r<=this.galleryItems.length-1&&r<t+o/2;r++)n.push("lg-item-"+this.lgId+"-"+r);for(l=n.length,r=0;r<o-l;r++)n.push("lg-item-"+this.lgId+"-"+(t-r-1))}return this.settings.loop&&(t===this.galleryItems.length-1?n.push("lg-item-"+this.lgId+"-0"):0===t&&n.push("lg-item-"+this.lgId+"-"+(this.galleryItems.length-1))),-1===n.indexOf(h)&&n.push("lg-item-"+this.lgId+"-"+i),n},t.prototype.organizeSlideItems=function(t,i){var s=this,e=this.getItemsToBeInsertedToDom(t,i,this.settings.numberOfSlideItemsInDom);return e.forEach((function(t){-1===s.currentItemsInDom.indexOf(t)&&s.$inner.append('<div id="'+t+'" class="lg-item"></div>')})),this.currentItemsInDom.forEach((function(t){-1===e.indexOf(t)&&et("#"+t).remove()})),e},t.prototype.getPreviousSlideIndex=function(){var t=0;try{var i=this.outer.find(".lg-current").first().attr("id");t=parseInt(i.split("-")[3])||0}catch(i){t=0}return t},t.prototype.setDownloadValue=function(t){if(this.settings.download){var i=this.galleryItems[t];if(!1===i.downloadUrl||"false"===i.downloadUrl)this.outer.addClass("lg-hide-download");else{var s=this.getElementById("lg-download");this.outer.removeClass("lg-hide-download"),s.attr("href",i.downloadUrl||i.src),i.download&&s.attr("download",i.download)}}},t.prototype.makeSlideAnimation=function(t,i,s){var e=this;this.lGalleryOn&&s.addClass("lg-slide-progress"),setTimeout((function(){e.outer.addClass("lg-no-trans"),e.outer.find(".lg-item").removeClass("lg-prev-slide lg-next-slide"),"prev"===t?(i.addClass("lg-prev-slide"),s.addClass("lg-next-slide")):(i.addClass("lg-next-slide"),s.addClass("lg-prev-slide")),setTimeout((function(){e.outer.find(".lg-item").removeClass("lg-current"),i.addClass("lg-current"),e.outer.removeClass("lg-no-trans")}),50)}),this.lGalleryOn?this.settings.slideDelay:0)},t.prototype.slide=function(t,i,s,e){var n=this,o=this.getPreviousSlideIndex();if(this.currentItemsInDom=this.organizeSlideItems(t,o),!this.lGalleryOn||o!==t){var h=this.galleryItems.length;if(!this.lgBusy){this.settings.counter&&this.updateCurrentCounter(t);var r=this.getSlideItem(t),l=this.getSlideItem(o),a=this.galleryItems[t],u=a.i;if(this.outer.attr("data-lg-slide-type",this.getSlideType(a)),this.setDownloadValue(t),u){var c=this.mediaContainerPosition,d=c.top,g=c.bottom,f=ht(this.items[t],this.outer,d+g,u&&this.settings.videoMaxSize);this.resizeVideoSlide(t,f)}if(this.LGel.trigger(Ct,{prevIndex:o,index:t,fromTouch:!!i,fromThumb:!!s}),this.lgBusy=!0,clearTimeout(this.hideBarTimeout),this.arrowDisable(t),e||(t<o?e="prev":t>o&&(e="next")),i){this.outer.find(".lg-item").removeClass("lg-prev-slide lg-current lg-next-slide");var v=void 0,m=void 0;h>2?(v=t-1,m=t+1,(0===t&&o===h-1||t===h-1&&0===o)&&(m=0,v=h-1)):(v=0,m=1),"prev"===e?this.getSlideItem(m).addClass("lg-next-slide"):this.getSlideItem(v).addClass("lg-prev-slide"),r.addClass("lg-current")}else this.makeSlideAnimation(e,r,l);this.lGalleryOn||this.loadContent(t,!0),setTimeout((function(){n.lGalleryOn&&n.loadContent(t,!0),".lg-item"!==n.settings.appendSubHtmlTo&&n.addHtml(t)}),(this.lGalleryOn?this.settings.speed+50:50)+(i?0:this.settings.slideDelay)),setTimeout((function(){n.lgBusy=!1,l.removeClass("lg-slide-progress"),n.LGel.trigger(zt,{prevIndex:o,index:t,fromTouch:i,fromThumb:s})}),(this.lGalleryOn?this.settings.speed+100:100)+(i?0:this.settings.slideDelay))}this.index=t}},t.prototype.updateCurrentCounter=function(t){this.getElementById("lg-counter-current").html(t+1+"")},t.prototype.updateCounterTotal=function(){this.getElementById("lg-counter-all").html(this.galleryItems.length+"")},t.prototype.getSlideType=function(t){return t.i?"video":t.iframe?"iframe":"image"},t.prototype.touchMove=function(t,i,s){var e=i.pageX-t.pageX,n=i.pageY-t.pageY,o=!1;if(this.swipeDirection?o=!0:Math.abs(e)>15?(this.swipeDirection="horizontal",o=!0):Math.abs(n)>15&&(this.swipeDirection="vertical",o=!0),o){var h=this.getSlideItem(this.index);if("horizontal"===