"use strict";function _typeof(t){return(_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}!function(t,e){"function"==typeof define&&define.amd?define(["jquery"],function(t){return e(t)}):"object"==("undefined"==typeof exports?"undefined":_typeof(exports))?module.exports=e(require("jquery")):e(jQuery)}(0,function(a){function t(t){return this.core=a(t).data("lightGallery"),this.core.s=a.extend({},e,this.core.s),this.$el=a(t),this.$thumbOuter=null,this.thumbOuterWidth=0,this.thumbTotalWidth=this.core.$items.length*(this.core.s.thumbWidth+this.core.s.thumbMargin),this.thumbIndex=this.core.index,this.core.s.animateThumb&&(this.core.s.thumbHeight="100%"),this.left=0,this.init(),this}var e;e={thumbnail:!0,animateThumb:!0,currentPagerPosition:"middle",thumbWidth:100,thumbHeight:"80px",thumbContHeight:100,thumbMargin:5,exThumbImage:!1,showThumbByDefault:!0,toogleThumb:!0,pullCaptionUp:!0,enableThumbDrag:!0,enableThumbSwipe:!0,swipeThreshold:50,loadYoutubeThumbnail:!0,youtubeThumbSize:1,loadVimeoThumbnail:!0,vimeoThumbSize:"thumbnail_small",loadDailymotionThumbnail:!0},t.prototype.init=function(){var t=this;this.core.s.thumbnail&&1<this.core.$items.length&&(this.core.s.showThumbByDefault&&setTimeout(function(){t.core.$outer.addClass("lg-thumb-open")},700),this.core.s.pullCaptionUp&&this.core.$outer.addClass("lg-pull-caption-up"),this.build(),this.core.s.animateThumb&&this.core.doCss()?(this.core.s.enableThumbDrag&&this.enableThumbDrag(),this.core.s.enableThumbSwipe&&this.enableThumbSwipe(),this.thumbClickable=!1):this.thumbClickable=!0,this.toogle(),this.thumbkeyPress())},t.prototype.build=function(){function e(t,e,i){var o,h=r.core.isVideo(t,i)||{},u="";h.youtube||h.vimeo||h.dailymotion?h.youtube?o=r.core.s.loadYoutubeThumbnail?"//img.youtube.com/vi/"+h.youtube[1]+"/"+r.core.s.youtubeThumbSize+".jpg":e:h.vimeo?r.core.s.loadVimeoThumbnail?(o="//i.vimeocdn.com/video/error_"+n+".jpg",u=h.vimeo[1]):o=e:h.dailymotion&&(o=r.core.s.loadDailymotionThumbnail?"//www.dailymotion.com/thumbnail/video/"+h.dailymotion[1]:e):o=e,s+='<div data-vimeo-id="'+u+'" class="lg-thumb-item" style="width:'+r.core.s.thumbWidth+"px; height: "+r.core.s.thumbHeight+"; margin-right: "+r.core.s.thumbMargin+'px"><img src="'+o+'" /></div>',u=""}var t,r=this,s="",n="";switch(this.core.s.vimeoThumbSize){case"thumbnail_large":n="640";break;case"thumbnail_medium":n="200x150";break;case"thumbnail_small":n="100x75"}if(r.core.$outer.addClass("lg-has-thumb"),r.core.$outer.find(".lg").append('<div class="lg-thumb-outer"><div class="lg-thumb lg-group"></div></div>'),r.$thumbOuter=r.core.$outer.find(".lg-thumb-outer"),r.thumbOuterWidth=r.$thumbOuter.width(),r.core.s.animateThumb&&r.core.$outer.find(".lg-thumb").css({width:r.thumbTotalWidth+"px",position:"relative"}),this.core.s.animateThumb&&r.$thumbOuter.css("height",r.core.s.thumbContHeight+"px"),r.core.s.dynamic)for(var i=0;i<r.core.s.dynamicEl.length;i++)e(r.core.s.dynamicEl[i].src,r.core.s.dynamicEl[i].thumb,i);else r.core.$items.each(function(t){r.core.s.exThumbImage?e(a(this).attr("href")||a(this).attr("data-src"),a(this).attr(r.core.s.exThumbImage),t):e(a(this).attr("href")||a(this).attr("data-src"),a(this).find("img").attr("src"),t)});r.core.$outer.find(".lg-thumb").html(s),(t=r.core.$outer.find(".lg-thumb-item")).each(function(){var e=a(this),t=e.attr("data-vimeo-id");t&&a.getJSON("//www.vimeo.com/api/v2/video/"+t+".json?callback=?",{format:"json"},function(t){e.find("img").attr("src",t[0][r.core.s.vimeoThumbSize])})}),t.eq(r.core.index).addClass("active"),r.core.$el.on("onBeforeSlide.lg.tm",function(){t.removeClass("active"),t.eq(r.core.index).addClass("active")}),t.on("click.lg touchend.lg",function(){var t=a(this);setTimeout(function(){(!r.thumbClickable||r.core.lgBusy)&&r.core.doCss()||(r.core.index=t.index(),r.core.slide(r.core.index,!1,!0,!1))},50)}),r.core.$el.on("onBeforeSlide.lg.tm",function(){r.animateThumb(r.core.index)}),a(window).on("resize.lg.thumb orientationchange.lg.thumb",function(){setTimeout(function(){r.animateThumb(r.core.index),r.thumbOuterWidth=r.$thumbOuter.width()},200)})},t.prototype.setTranslate=function(t){this.core.$outer.find(".lg-thumb").css({transform:"translate3d(-"+t+"px, 0px, 0px)"})},t.prototype.animateThumb=function(t){var e=this.core.$outer.find(".lg-thumb");if(this.core.s.animateThumb){var i;switch(this.core.s.currentPagerPosition){case"left":i=0;break;case"middle":i=this.thumbOuterWidth/2-this.core.s.thumbWidth/2;break;case"right":i=this.thumbOuterWidth-this.core.s.thumbWidth}this.left=(this.core.s.thumbWidth+this.core.s.thumbMargin)*t-1-i,this.left>this.thumbTotalWidth-this.thumbOuterWidth&&(this.left=this.thumbTotalWidth-this.thumbOuterWidth),this.left<0&&(this.left=0),this.core.lGalleryOn?(e.hasClass("on")||this.core.$outer.find(".lg-thumb").css("transition-duration",this.core.s.speed+"ms"),this.core.doCss()||e.animate({left:-this.left+"px"},this.core.s.speed)):this.core.doCss()||e.css("left",-this.left+"px"),this.setTranslate(this.left)}},t.prototype.enableThumbDrag=function(){var e=this,i=0,o=0,h=!1,u=!1,r=0;e.$thumbOuter.addClass("lg-grab"),e.core.$outer.find(".lg-thumb").on("mousedown.lg.thumb",function(t){e.thumbTotalWidth>e.thumbOuterWidth&&(t.preventDefault(),i=t.pageX,h=!0,e.core.$outer.scrollLeft+=1,e.core.$outer.scrollLeft-=1,e.thumbClickable=!1,e.$thumbOuter.removeClass("lg-grab").addClass("lg-grabbing"))}),a(window).on("mousemove.lg.thumb",function(t){h&&(r=e.left,u=!0,o=t.pageX,e.$thumbOuter.addClass("lg-dragging"),(r-=o-i)>e.thumbTotalWidth-e.thumbOuterWidth&&(r=e.thumbTotalWidth-e.thumbOuterWidth),r<0&&(r=0),e.setTranslate(r))}),a(window).on("mouseup.lg.thumb",function(){u?(u=!1,e.$thumbOuter.removeClass("lg-dragging"),e.left=r,Math.abs(o-i)<e.core.s.swipeThreshold&&(e.thumbClickable=!0)):e.thumbClickable=!0,h&&(h=!1,e.$thumbOuter.removeClass("lg-grabbing").addClass("lg-grab"))})},t.prototype.enableThumbSwipe=function(){var e=this,i=0,o=0,h=!1,u=0;e.core.$outer.find(".lg-thumb").on("touchstart.lg",function(t){e.thumbTotalWidth>e.thumbOuterWidth&&(t.preventDefault(),i=t.originalEvent.targetTouches[0].pageX,e.thumbClickable=!1)}),e.core.$outer.find(".lg-thumb").on("touchmove.lg",function(t){e.thumbTotalWidth>e.thumbOuterWidth&&(t.preventDefault(),o=t.originalEvent.targetTouches[0].pageX,h=!0,e.$thumbOuter.addClass("lg-dragging"),u=e.left,(u-=o-i)>e.thumbTotalWidth-e.thumbOuterWidth&&(u=e.thumbTotalWidth-e.thumbOuterWidth),u<0&&(u=0),e.setTranslate(u))}),e.core.$outer.find(".lg-thumb").on("touchend.lg",function(){e.thumbTotalWidth>e.thumbOuterWidth&&h?(h=!1,e.$thumbOuter.removeClass("lg-dragging"),Math.abs(o-i)<e.core.s.swipeThreshold&&(e.thumbClickable=!0),e.left=u):e.thumbClickable=!0})},t.prototype.toogle=function(){var t=this;t.core.s.toogleThumb&&(t.core.$outer.addClass("lg-can-toggle"),t.$thumbOuter.append('<span class="lg-toogle-thumb lg-icon"></span>'),t.core.$outer.find(".lg-toogle-thumb").on("click.lg",function(){t.core.$outer.toggleClass("lg-thumb-open")}))},t.prototype.thumbkeyPress=function(){var e=this;a(window).on("keydown.lg.thumb",function(t){38===t.keyCode?(t.preventDefault(),e.core.$outer.addClass("lg-thumb-open")):40===t.keyCode&&(t.preventDefault(),e.core.$outer.removeClass("lg-thumb-open"))})},t.prototype.destroy=function(){this.core.s.thumbnail&&1<this.core.$items.length&&(a(window).off("resize.lg.thumb orientationchange.lg.thumb keydown.lg.thumb"),this.$thumbOuter.remove(),this.core.$outer.removeClass("lg-has-thumb"))},a.fn.lightGallery.modules.Thumbnail=t});