/*! PhotoSwipe - v4.1.3 - 2019-01-08
* http://photoswipe.com
* Copyright (c) 2019 Dmitry Semenov; */
(function(root,factory){if(typeof define==='function'&&define.amd){define(factory)}else if(typeof exports==='object'){module.exports=factory()}else{root.PhotoSwipe=factory()}})(this,function(){'use strict';var PhotoSwipe=function(template,UiClass,items,options){var framework={features:null,bind:function(target,type,listener,unbind){var methodName=(unbind?'remove':'add')+'EventListener';type=type.split(' ');for(var i=0;i<type.length;i++){if(type[i]){target[methodName](type[i],listener,!1)}}},isArray:function(obj){return(obj instanceof Array)},createEl:function(classes,tag){var el=document.createElement(tag||'div');if(classes){el.className=classes}
return el},getScrollY:function(){var yOffset=window.pageYOffset;return yOffset!==undefined?yOffset:document.documentElement.scrollTop},unbind:function(target,type,listener){framework.bind(target,type,listener,!0)},removeClass:function(el,className){var reg=new RegExp('(\\s|^)'+className+'(\\s|$)');el.className=el.className.replace(reg,' ').replace(/^\s\s*/,'').replace(/\s\s*$/,'')},addClass:function(el,className){if(!framework.hasClass(el,className)){el.className+=(el.className?' ':'')+className}},hasClass:function(el,className){return el.className&&new RegExp('(^|\\s)'+className+'(\\s|$)').test(el.className)},getChildByClass:function(parentEl,childClassName){var node=parentEl.firstChild;while(node){if(framework.hasClass(node,childClassName)){return node}
node=node.nextSibling}},arraySearch:function(array,value,key){var i=array.length;while(i--){if(array[i][key]===value){return i}}
return-1},extend:function(o1,o2,preventOverwrite){for(var prop in o2){if(o2.hasOwnProperty(prop)){if(preventOverwrite&&o1.hasOwnProperty(prop)){continue}
o1[prop]=o2[prop]}}},easing:{sine:{out:function(k){return Math.sin(k*(Math.PI/2))},inOut:function(k){return-(Math.cos(Math.PI*k)-1)/2}},cubic:{out:function(k){return--k*k*k+1}}},detectFeatures:function(){if(framework.features){return framework.features}
var helperEl=framework.createEl(),helperStyle=helperEl.style,vendor='',features={};features.oldIE=document.all&&!document.addEventListener;features.touch='ontouchstart' in window;if(window.requestAnimationFrame){features.raf=window.requestAnimationFrame;features.caf=window.cancelAnimationFrame}
features.pointerEvent=!!(window.PointerEvent)||navigator.msPointerEnabled;if(!features.pointerEvent){var ua=navigator.userAgent;if(/iP(hone|od)/.test(navigator.platform)){var v=(navigator.appVersion).match(/OS (\d+)_(\d+)_?(\d+)?/);if(v&&v.length>0){v=parseInt(v[1],10);if(v>=1&&v<8){features.isOldIOSPhone=!0}}}
var match=ua.match(/Android\s([0-9\.]*)/);var androidversion=match?match[1]:0;androidversion=parseFloat(androidversion);if(androidversion>=1){if(androidversion<4.4){features.isOldAndroid=!0}
features.androidVersion=androidversion}
features.isMobileOpera=/opera mini|opera mobi/i.test(ua)}
var styleChecks=['transform','perspective','animationName'],vendors=['','webkit','Moz','ms','O'],styleCheckItem,styleName;for(var i=0;i<4;i++){vendor=vendors[i];for(var a=0;a<3;a++){styleCheckItem=styleChecks[a];styleName=vendor+(vendor?styleCheckItem.charAt(0).toUpperCase()+styleCheckItem.slice(1):styleCheckItem);if(!features[styleCheckItem]&&styleName in helperStyle){features[styleCheckItem]=styleName}}
if(vendor&&!features.raf){vendor=vendor.toLowerCase();features.raf=window[vendor+'RequestAnimationFrame'];if(features.raf){features.caf=window[vendor+'CancelAnimationFrame']||window[vendor+'CancelRequestAnimationFrame']}}}
if(!features.raf){var lastTime=0;features.raf=function(fn){var currTime=new Date().getTime();var timeToCall=Math.max(0,16-(currTime-lastTime));var id=window.setTimeout(function(){fn(currTime+timeToCall)},timeToCall);lastTime=currTime+timeToCall;return id};features.caf=function(id){clearTimeout(id)}}
features.svg=!!document.createElementNS&&!!document.createElementNS('http://www.w3.org/2000/svg','svg').createSVGRect;framework.features=features;return features}};framework.detectFeatures();if(framework.features.oldIE){framework.bind=function(target,type,listener,unbind){type=type.split(' ');var methodName=(unbind?'detach':'attach')+'Event',evName,_handleEv=function(){listener.handleEvent.call(listener)};for(var i=0;i<type.length;i++){evName=type[i];if(evName){if(typeof listener==='object'&&listener.handleEvent){if(!unbind){listener['oldIE'+evName]=_handleEv}else{if(!listener['oldIE'+evName]){return!1}}
target[methodName]('on'+evName,listener['oldIE'+evName])}else{target[methodName]('on'+evName,listener)}}}}}
var self=this;var DOUBLE_TAP_RADIUS=25,NUM_HOLDERS=3;var _options={allowPanToNext:!0,spacing:0.12,bgOpacity:1,mouseUsed:!1,loop:!0,pinchToClose:!0,closeOnScroll:!0,closeOnVerticalDrag:!0,verticalDragRange:0.75,hideAnimationDuration:333,showAnimationDuration:333,showHideOpacity:!1,focus:!0,escKey:!0,arrowKeys:!0,mainScrollEndFriction:0.35,panEndFriction:0.35,isClickableElement:function(el){return el.tagName==='A'},getDoubleTapZoom:function(isMouseClick,item){if(isMouseClick){return 1}else{return item.initialZoomLevel<0.7?1:1.33}},maxSpreadZoom:1.33,modal:!0,scaleMode:'fit'};framework.extend(_options,options);var _getEmptyPoint=function(){return{x:0,y:0}};var _isOpen,_isDestroying,_closedByScroll,_currentItemIndex,_containerStyle,_containerShiftIndex,_currPanDist=_getEmptyPoint(),_startPanOffset=_getEmptyPoint(),_panOffset=_getEmptyPoint(),_upMoveEvents,_downEvents,_globalEventHandlers,_viewportSize={},_currZoomLevel,_startZoomLevel,_translatePrefix,_translateSufix,_updateSizeInterval,_itemsNeedUpdate,_currPositionIndex=0,_offset={},_slideSize=_getEmptyPoint(),_itemHolders,_prevItemIndex,_indexDiff=0,_dragStartEvent,_dragMoveEvent,_dragEndEvent,_dragCancelEvent,_transformKey,_pointerEventEnabled,_isFixedPosition=!0,_likelyTouchDevice,_modules=[],_requestAF,_cancelAF,_initalClassName,_initalWindowScrollY,_oldIE,_currentWindowScrollY,_features,_windowVisibleSize={},_renderMaxResolution=!1,_orientationChangeTimeout,_registerModule=function(name,module){framework.extend(self,module.publicMethods);_modules.push(name)},_getLoopedId=function(index){var numSlides=_getNumItems();if(index>numSlides-1){return index-numSlides}else if(index<0){return numSlides+index}
return index},_listeners={},_listen=function(name,fn){if(!_listeners[name]){_listeners[name]=[]}
return _listeners[name].push(fn)},_shout=function(name){var listeners=_listeners[name];if(listeners){var args=Array.prototype.slice.call(arguments);args.shift();for(var i=0;i<listeners.length;i++){listeners[i].apply(self,args)}}},_getCurrentTime=function(){return new Date().getTime()},_applyBgOpacity=function(opacity){_bgOpacity=opacity;self.bg.style.opacity=opacity*_options.bgOpacity},_applyZoomTransform=function(styleObj,x,y,zoom,item){if(!_renderMaxResolution||(item&&item!==self.currItem)){zoom=zoom/(item?item.fitRatio:self.currItem.fitRatio)}
styleObj[_transformKey]=_translatePrefix+x+'px, '+y+'px'+_translateSufix+' scale('+zoom+')'},_applyCurrentZoomPan=function(allowRenderResolution){if(_currZoomElementStyle){if(allowRenderResolution){if(_currZoomLevel>self.currItem.fitRatio){if(!_renderMaxResolution){_setImageSize(self.currItem,!1,!0);_renderMaxResolution=!0}}else{if(_renderMaxResolution){_setImageSize(self.currItem);_renderMaxResolution=!1}}}
_applyZoomTransform(_currZoomElementStyle,_panOffset.x,_panOffset.y,_currZoomLevel)}},_applyZoomPanToItem=function(item){if(item.container){_applyZoomTransform(item.container.style,item.initialPosition.x,item.initialPosition.y,item.initialZoomLevel,item)}},_setTranslateX=function(x,elStyle){elStyle[_transformKey]=_translatePrefix+x+'px, 0px'+_translateSufix},_moveMainScroll=function(x,dragging){if(!_options.loop&&dragging){var newSlideIndexOffset=_currentItemIndex+(_slideSize.x*_currPositionIndex-x)/_slideSize.x,delta=Math.round(x-_mainScrollPos.x);if((newSlideIndexOffset<0&&delta>0)||(newSlideIndexOffset>=_getNumItems()-1&&delta<0)){x=_mainScrollPos.x+delta*_options.mainScrollEndFriction}}
_mainScrollPos.x=x;_setTranslateX(x,_containerStyle)},_calculatePanOffset=function(axis,zoomLevel){var m=_midZoomPoint[axis]-_offset[axis];return _startPanOffset[axis]+_currPanDist[axis]+m-m*(zoomLevel/_startZoomLevel)},_equalizePoints=function(p1,p2){p1.x=p2.x;p1.y=p2.y;if(p2.id){p1.id=p2.id}},_roundPoint=function(p){p.x=Math.round(p.x);p.y=Math.round(p.y)},_mouseMoveTimeout=null,_onFirstMouseMove=function(){if(_mouseMoveTimeout){framework.unbind(document,'mousemove',_onFirstMouseMove);framework.addClass(template,'pswp--has_mouse');_options.mouseUsed=!0;_shout('mouseUsed')}
_mouseMoveTimeout=setTimeout(function(){_mouseMoveTimeout=null},100)},_bindEvents=function(){framework.bind(document,'keydown',self);if(_features.transform){framework.bind(self.scrollWrap,'click',self)}
if(!_options.mouseUsed){framework.bind(document,'mousemove',_onFirstMouseMove)}
framework.bind(window,'resize scroll orientationchange',self);_shout('bindEvents')},_unbindEvents=function(){framework.unbind(window,'resize scroll orientationchange',self);framework.unbind(window,'scroll',_globalEventHandlers.scroll);framework.unbind(document,'keydown',self);framework.unbind(document,'mousemove',_onFirstMouseMove);if(_features.transform){framework.unbind(self.scrollWrap,'click',self)}
if(_isDragging){framework.unbind(window,_upMoveEvents,self)}
clearTimeout(_orientationChangeTimeout);_shout('unbindEvents')},_calculatePanBounds=function(zoomLevel,update){var bounds=_calculateItemSize(self.currItem,_viewportSize,zoomLevel);if(update){_currPanBounds=bounds}
return bounds},_getMinZoomLevel=function(item){if(!item){item=self.currItem}
return item.initialZoomLevel},_getMaxZoomLevel=function(item){if(!item){item=self.currItem}
return item.w>0?_options.maxSpreadZoom:1},_modifyDestPanOffset=function(axis,destPanBounds,destPanOffset,destZoomLevel){if(destZoomLevel===self.currItem.initialZoomLevel){destPanOffset[axis]=self.currItem.initialPosition[axis];return!0}else{destPanOffset[axis]=_calculatePanOffset(axis,destZoomLevel);if(destPanOffset[axis]>destPanBounds.min[axis]){destPanOffset[axis]=destPanBounds.min[axis];return!0}else if(destPanOffset[axis]<destPanBounds.max[axis]){destPanOffset[axis]=destPanBounds.max[axis];return!0}}
return!1},_setupTransforms=function(){if(_transformKey){var allow3dTransform=_features.perspective&&!_likelyTouchDevice;_translatePrefix='translate'+(allow3dTransform?'3d(':'(');_translateSufix=_features.perspective?', 0px)':')';return}
_transformKey='left';framework.addClass(template,'pswp--ie');_setTranslateX=function(x,elStyle){elStyle.left=x+'px'};_applyZoomPanToItem=function(item){var zoomRatio=item.fitRatio>1?1:item.fitRatio,s=item.container.style,w=zoomRatio*item.w,h=zoomRatio*item.h;s.width=w+'px';s.height=h+'px';s.left=item.initialPosition.x+'px';s.top=item.initialPosition.y+'px'};_applyCurrentZoomPan=function(){if(_currZoomElementStyle){var s=_currZoomElementStyle,item=self.currItem,zoomRatio=item.fitRatio>1?1:item.fitRatio,w=zoomRatio*item.w,h=zoomRatio*item.h;s.width=w+'px';s.height=h+'px';s.left=_panOffset.x+'px';s.top=_panOffset.y+'px'}}},_onKeyDown=function(e){var keydownAction='';if(_options.escKey&&e.keyCode===27){keydownAction='close'}else if(_options.arrowKeys){if(e.keyCode===37){keydownAction='prev'}else if(e.keyCode===39){keydownAction='next'}}
if(keydownAction){if(!e.ctrlKey&&!e.altKey&&!e.shiftKey&&!e.metaKey){if(e.preventDefault){e.preventDefault()}else{e.returnValue=!1}
self[keydownAction]()}}},_onGlobalClick=function(e){if(!e){return}
if(_moved||_zoomStarted||_mainScrollAnimating||_verticalDragInitiated){e.preventDefault();e.stopPropagation()}},_updatePageScrollOffset=function(){self.setScrollOffset(0,framework.getScrollY())};var _animations={},_numAnimations=0,_stopAnimation=function(name){if(_animations[name]){if(_animations[name].raf){_cancelAF(_animations[name].raf)}
_numAnimations--;delete _animations[name]}},_registerStartAnimation=function(name){if(_animations[name]){_stopAnimation(name)}
if(!_animations[name]){_numAnimations++;_animations[name]={}}},_stopAllAnimations=function(){for(var prop in _animations){if(_animations.hasOwnProperty(prop)){_stopAnimation(prop)}}},_animateProp=function(name,b,endProp,d,easingFn,onUpdate,onComplete){var startAnimTime=_getCurrentTime(),t;_registerStartAnimation(name);var animloop=function(){if(_animations[name]){t=_getCurrentTime()-startAnimTime;if(t>=d){_stopAnimation(name);onUpdate(endProp);if(onComplete){onComplete()}
return}
onUpdate((endProp-b)*easingFn(t/d)+b);_animations[name].raf=_requestAF(animloop)}};animloop()};var publicMethods={shout:_shout,listen:_listen,viewportSize:_viewportSize,options:_options,isMainScrollAnimating:function(){return _mainScrollAnimating},getZoomLevel:function(){return _currZoomLevel},getCurrentIndex:function(){return _currentItemIndex},isDragging:function(){return _isDragging},isZooming:function(){return _isZooming},setScrollOffset:function(x,y){_offset.x=x;_currentWindowScrollY=_offset.y=y;_shout('updateScrollOffset',_offset)},applyZoomPan:function(zoomLevel,panX,panY,allowRenderResolution){_panOffset.x=panX;_panOffset.y=panY;_currZoomLevel=zoomLevel;_applyCurrentZoomPan(allowRenderResolution)},init:function(){if(_isOpen||_isDestroying){return}
var i;self.framework=framework;self.template=template;self.bg=framework.getChildByClass(template,'pswp__bg');_initalClassName=template.className;_isOpen=!0;_features=framework.detectFeatures();_requestAF=_features.raf;_cancelAF=_features.caf;_transformKey=_features.transform;_oldIE=_features.oldIE;self.scrollWrap=framework.getChildByClass(template,'pswp__scroll-wrap');self.container=framework.getChildByClass(self.scrollWrap,'pswp__container');_containerStyle=self.container.style;self.itemHolders=_itemHolders=[{el:self.container.children[0],wrap:0,index:-1},{el:self.container.children[1],wrap:0,index:-1},{el:self.container.children[2],wrap:0,index:-1}];_itemHolders[0].el.style.display=_itemHolders[2].el.style.display='none';_setupTransforms();_globalEventHandlers={resize:self.updateSize,orientationchange:function(){clearTimeout(_orientationChangeTimeout);_orientationChangeTimeout=setTimeout(function(){if(_viewportSize.x!==self.scrollWrap.clientWidth){self.updateSize()}},500)},scroll:_updatePageScrollOffset,keydown:_onKeyDown,click:_onGlobalClick};var oldPhone=_features.isOldIOSPhone||_features.isOldAndroid||_features.isMobileOpera;if(!_features.animationName||!_features.transform||oldPhone){_options.showAnimationDuration=_options.hideAnimationDuration=0}
for(i=0;i<_modules.length;i++){self['init'+_modules[i]]()}
if(UiClass){var ui=self.ui=new UiClass(self,framework);ui.init()}
_shout('firstUpdate');_currentItemIndex=_currentItemIndex||_options.index||0;if(isNaN(_currentItemIndex)||_currentItemIndex<0||_currentItemIndex>=_getNumItems()){_currentItemIndex=0}
self.currItem=_getItemAt(_currentItemIndex);if(_features.isOldIOSPhone||_features.isOldAndroid){_isFixedPosition=!1}
template.setAttribute('aria-hidden','false');if(_options.modal){if(!_isFixedPosition){template.style.position='absolute';template.style.top=framework.getScrollY()+'px'}else{template.style.position='fixed'}}
if(_currentWindowScrollY===undefined){_shout('initialLayout');_currentWindowScrollY=_initalWindowScrollY=framework.getScrollY()}
var rootClasses='pswp--open ';if(_options.mainClass){rootClasses+=_options.mainClass+' '}
if(_options.showHideOpacity){rootClasses+='pswp--animate_opacity '}
rootClasses+=_likelyTouchDevice?'pswp--touch':'pswp--notouch';rootClasses+=_features.animationName?' pswp--css_animation':'';rootClasses+=_features.svg?' pswp--svg':'';framework.addClass(template,rootClasses);self.updateSize();_containerShiftIndex=-1;_indexDiff=null;for(i=0;i<NUM_HOLDERS;i++){_setTranslateX((i+_containerShiftIndex)*_slideSize.x,_itemHolders[i].el.style)}
if(!_oldIE){framework.bind(self.scrollWrap,_downEvents,self)}
_listen('initialZoomInEnd',function(){self.setContent(_itemHolders[0],_currentItemIndex-1);self.setContent(_itemHolders[2],_currentItemIndex+1);_itemHolders[0].el.style.display=_itemHolders[2].el.style.display='block';if(_options.focus){template.focus()}
_bindEvents()});self.setContent(_itemHolders[1],_currentItemIndex);self.updateCurrItem();_shout('afterInit');if(!_isFixedPosition){_updateSizeInterval=setInterval(function(){if(!_numAnimations&&!_isDragging&&!_isZooming&&(_currZoomLevel===self.currItem.initialZoomLevel)){self.updateSize()}},1000)}
framework.addClass(template,'pswp--visible')},close:function(){if(!_isOpen){return}
_isOpen=!1;_isDestroying=!0;_shout('close');_unbindEvents();_showOrHide(self.currItem,null,!0,self.destroy)},destroy:function(){_shout('destroy');if(_showOrHideTimeout){clearTimeout(_showOrHideTimeout)}
template.setAttribute('aria-hidden','true');template.className=_initalClassName;if(_updateSizeInterval){clearInterval(_updateSizeInterval)}
framework.unbind(self.scrollWrap,_downEvents,self);framework.unbind(window,'scroll',self);_stopDragUpdateLoop();_stopAllAnimations();_listeners=null},panTo:function(x,y,force){if(!force){if(x>_currPanBounds.min.x){x=_currPanBounds.min.x}else if(x<_currPanBounds.max.x){x=_currPanBounds.max.x}
if(y>_currPanBounds.min.y){y=_currPanBounds.min.y}else if(y<_currPanBounds.max.y){y=_currPanBounds.max.y}}
_panOffset.x=x;_panOffset.y=y;_applyCurrentZoomPan()},handleEvent:function(e){e=e||window.event;if(_globalEventHandlers[e.type]){_globalEventHandlers[e.type](e)}},goTo:function(index){index=_getLoopedId(index);var diff=index-_currentItemIndex;_indexDiff=diff;_currentItemIndex=index;self.currItem=_getItemAt(_currentItemIndex);_currPositionIndex-=diff;_moveMainScroll(_slideSize.x*_currPositionIndex);_stopAllAnimations();_mainScrollAnimating=!1;self.updateCurrItem()},next:function(){self.goTo(_currentItemIndex+1)},prev:function(){self.goTo(_currentItemIndex-1)},updateCurrZoomItem:function(emulateSetContent){if(emulateSetContent){_shout('beforeChange',0)}
if(_itemHolders[1].el.children.length){var zoomElement=_itemHolders[1].el.children[0];if(framework.hasClass(zoomElement,'pswp__zoom-wrap')){_currZoomElementStyle=zoomElement.style}else{_currZoomElementStyle=null}}else{_currZoomElementStyle=null}
_currPanBounds=self.currItem.bounds;_startZoomLevel=_currZoomLevel=self.currItem.initialZoomLevel;_panOffset.x=_currPanBounds.center.x;_panOffset.y=_currPanBounds.center.y;if(emulateSetContent){_shout('afterChange')}},invalidateCurrItems:function(){_itemsNeedUpdate=!0;for(var i=0;i<NUM_HOLDERS;i++){if(_itemHolders[i].item){_itemHolders[i].item.needsUpdate=!0}}},updateCurrItem:function(beforeAnimation){if(_indexDiff===0){return}
var diffAbs=Math.abs(_indexDiff),tempHolder;if(beforeAnimation&&diffAbs<2){return}
self.currItem=_getItemAt(_currentItemIndex);_renderMaxResolution=!1;_shout('beforeChange',_indexDiff);if(diffAbs>=NUM_HOLDERS){_containerShiftIndex+=_indexDiff+(_indexDiff>0?-NUM_HOLDERS:NUM_HOLDERS);diffAbs=NUM_HOLDERS}
for(var i=0;i<diffAbs;i++){if(_indexDiff>0){tempHolder=_itemHolders.shift();_itemHolders[NUM_HOLDERS-1]=tempHolder;_containerShiftIndex++;_setTranslateX((_containerShiftIndex+2)*_slideSize.x,tempHolder.el.style);self.setContent(tempHolder,_currentItemIndex-diffAbs+i+1+1)}else{tempHolder=_itemHolders.pop();_itemHolders.unshift(tempHolder);_containerShiftIndex--;_setTranslateX(_containerShiftIndex*_slideSize.x,tempHolder.el.style);self.setContent(tempHolder,_currentItemIndex+diffAbs-i-1-1)}}
if(_currZoomElementStyle&&Math.abs(_indexDiff)===1){var prevItem=_getItemAt(_prevItemIndex);if(prevItem.initialZoomLevel!==_currZoomLevel){_calculateItemSize(prevItem,_viewportSize);_setImageSize(prevItem);_applyZoomPanToItem(prevItem)}}
_indexDiff=0;self.updateCurrZoomItem();_prevItemIndex=_currentItemIndex;_shout('afterChange')},updateSize:function(force){if(!_isFixedPosition&&_options.modal){var windowScrollY=framework.getScrollY();if(_currentWindowScrollY!==windowScrollY){template.style.top=windowScrollY+'px';_currentWindowScrollY=windowScrollY}
if(!force&&_windowVisibleSize.x===window.innerWidth&&_windowVisibleSize.y===window.innerHeight){return}
_windowVisibleSize.x=window.innerWidth;_windowVisibleSize.y=window.innerHeight;template.style.height=_windowVisibleSize.y+'px'}
_viewportSize.x=self.scrollWrap.clientWidth;_viewportSize.y=self.scrollWrap.clientHeight;_updatePageScrollOffset();_slideSize.x=_viewportSize.x+Math.round(_viewportSize.x*_options.spacing);_slideSize.y=_viewportSize.y;_moveMainScroll(_slideSize.x*_currPositionIndex);_shout('beforeResize');if(_containerShiftIndex!==undefined){var holder,item,hIndex;for(var i=0;i<NUM_HOLDERS;i++){holder=_itemHolders[i];_setTranslateX((i+_containerShiftIndex)*_slideSize.x,holder.el.style);hIndex=_currentItemIndex+i-1;if(_options.loop&&_getNumItems()>2){hIndex=_getLoopedId(hIndex)}
item=_getItemAt(hIndex);if(item&&(_itemsNeedUpdate||item.needsUpdate||!item.bounds)){self.cleanSlide(item);self.setContent(holder,hIndex);if(i===1){self.currItem=item;self.updateCurrZoomItem(!0)}
item.needsUpdate=!1}else if(holder.index===-1&&hIndex>=0){self.setContent(holder,hIndex)}
if(item&&item.container){_calculateItemSize(item,_viewportSize);_setImageSize(item);_applyZoomPanToItem(item)}}
_itemsNeedUpdate=!1}
_startZoomLevel=_currZoomLevel=self.currItem.initialZoomLevel;_currPanBounds=self.currItem.bounds;if(_currPanBounds){_panOffset.x=_currPanBounds.center.x;_panOffset.y=_currPanBounds.center.y;_applyCurrentZoomPan(!0)}
_shout('resize')},zoomTo:function(destZoomLevel,centerPoint,speed,easingFn,updateFn){if(centerPoint){_startZoomLevel=_currZoomLevel;_midZoomPoint.x=Math.abs(centerPoint.x)-_panOffset.x;_midZoomPoint.y=Math.abs(centerPoint.y)-_panOffset.y;_equalizePoints(_startPanOffset,_panOffset)}
var destPanBounds=_calculatePanBounds(destZoomLevel,!1),destPanOffset={};_modifyDestPanOffset('x',destPanBounds,destPanOffset,destZoomLevel);_modifyDestPanOffset('y',destPanBounds,destPanOffset,destZoomLevel);var initialZoomLevel=_currZoomLevel;var initialPanOffset={x:_panOffset.x,y:_panOffset.y};_roundPoint(destPanOffset);var onUpdate=function(now){if(now===1){_currZoomLevel=destZoomLevel;_panOffset.x=destPanOffset.x;_panOffset.y=destPanOffset.y}else{_currZoomLevel=(destZoomLevel-initialZoomLevel)*now+initialZoomLevel;_panOffset.x=(destPanOffset.x-initialPanOffset.x)*now+initialPanOffset.x;_panOffset.y=(destPanOffset.y-initialPanOffset.y)*now+initialPanOffset.y}
if(updateFn){updateFn(now)}
_applyCurrentZoomPan(now===1)};if(speed){_animateProp('customZoomTo',0,1,speed,easingFn||framework.easing.sine.inOut,onUpdate)}else{onUpdate(1)}}};var MIN_SWIPE_DISTANCE=30,DIRECTION_CHECK_OFFSET=10;var _gestureStartTime,_gestureCheckSpeedTime,p={},p2={},delta={},_currPoint={},_startPoint={},_currPointers=[],_startMainScrollPos={},_releaseAnimData,_posPoints=[],_tempPoint={},_isZoomingIn,_verticalDragInitiated,_oldAndroidTouchEndTimeout,_currZoomedItemIndex=0,_centerPoint=_getEmptyPoint(),_lastReleaseTime=0,_isDragging,_isMultitouch,_zoomStarted,_moved,_dragAnimFrame,_mainScrollShifted,_currentPoints,_isZooming,_currPointsDistance,_startPointsDistance,_currPanBounds,_mainScrollPos=_getEmptyPoint(),_currZoomElementStyle,_mainScrollAnimating,_midZoomPoint=_getEmptyPoint(),_currCenterPoint=_getEmptyPoint(),_direction,_isFirstMove,_opacityChanged,_bgOpacity,_wasOverInitialZoom,_isEqualPoints=function(p1,p2){return p1.x===p2.x&&p1.y===p2.y},_isNearbyPoints=function(touch0,touch1){return Math.abs(touch0.x-touch1.x)<DOUBLE_TAP_RADIUS&&Math.abs(touch0.y-touch1.y)<DOUBLE_TAP_RADIUS},_calculatePointsDistance=function(p1,p2){_tempPoint.x=Math.abs(p1.x-p2.x);_tempPoint.y=Math.abs(p1.y-p2.y);return Math.sqrt(_tempPoint.x*_tempPoint.x+_tempPoint.y*_tempPoint.y)},_stopDragUpdateLoop=function(){if(_dragAnimFrame){_cancelAF(_dragAnimFrame);_dragAnimFrame=null}},_dragUpdateLoop=function(){if(_isDragging){_dragAnimFrame=_requestAF(_dragUpdateLoop);_renderMovement()}},_canPan=function(){return!(_options.scaleMode==='fit'&&_currZoomLevel===self.currItem.initialZoomLevel)},_closestElement=function(el,fn){if(!el||el===document){return!1}
if(el.getAttribute('class')&&el.getAttribute('class').indexOf('pswp__scroll-wrap')>-1){return!1}
if(fn(el)){return el}
return _closestElement(el.parentNode,fn)},_preventObj={},_preventDefaultEventBehaviour=function(e,isDown){_preventObj.prevent=!_closestElement(e.target,_options.isClickableElement);_shout('preventDragEvent',e,isDown,_preventObj);return _preventObj.prevent},_convertTouchToPoint=function(touch,p){p.x=touch.pageX;p.y=touch.pageY;p.id=touch.identifier;return p},_findCenterOfPoints=function(p1,p2,pCenter){pCenter.x=(p1.x+p2.x)*0.5;pCenter.y=(p1.y+p2.y)*0.5},_pushPosPoint=function(time,x,y){if(time-_gestureCheckSpeedTime>50){var o=_posPoints.length>2?_posPoints.shift():{};o.x=x;o.y=y;_posPoints.push(o);_gestureCheckSpeedTime=time}},_calculateVerticalDragOpacityRatio=function(){var yOffset=_panOffset.y-self.currItem.initialPosition.y;return 1-Math.abs(yOffset/(_viewportSize.y/2))},_ePoint1={},_ePoint2={},_tempPointsArr=[],_tempCounter,_getTouchPoints=function(e){while(_tempPointsArr.length>0){_tempPointsArr.pop()}
if(!_pointerEventEnabled){if(e.type.indexOf('touch')>-1){if(e.touches&&e.touches.length>0){_tempPointsArr[0]=_convertTouchToPoint(e.touches[0],_ePoint1);if(e.touches.length>1){_tempPointsArr[1]=_convertTouchToPoint(e.touches[1],_ePoint2)}}}else{_ePoint1.x=e.pageX;_ePoint1.y=e.pageY;_ePoint1.id='';_tempPointsArr[0]=_ePoint1}}else{_tempCounter=0;_currPointers.forEach(function(p){if(_tempCounter===0){_tempPointsArr[0]=p}else if(_tempCounter===1){_tempPointsArr[1]=p}
_tempCounter++})}
return _tempPointsArr},_panOrMoveMainScroll=function(axis,delta){var panFriction,overDiff=0,newOffset=_panOffset[axis]+delta[axis],startOverDiff,dir=delta[axis]>0,newMainScrollPosition=_mainScrollPos.x+delta.x,mainScrollDiff=_mainScrollPos.x-_startMainScrollPos.x,newPanPos,newMainScrollPos;if(newOffset>_currPanBounds.min[axis]||newOffset<_currPanBounds.max[axis]){panFriction=_options.panEndFriction}else{panFriction=1}
newOffset=_panOffset[axis]+delta[axis]*panFriction;if(_options.allowPanToNext||_currZoomLevel===self.currItem.initialZoomLevel){if(!_currZoomElementStyle){newMainScrollPos=newMainScrollPosition}else if(_direction==='h'&&axis==='x'&&!_zoomStarted){if(dir){if(newOffset>_currPanBounds.min[axis]){panFriction=_options.panEndFriction;overDiff=_currPanBounds.min[axis]-newOffset;startOverDiff=_currPanBounds.min[axis]-_startPanOffset[axis]}
if((startOverDiff<=0||mainScrollDiff<0)&&_getNumItems()>1){newMainScrollPos=newMainScrollPosition;if(mainScrollDiff<0&&newMainScrollPosition>_startMainScrollPos.x){newMainScrollPos=_startMainScrollPos.x}}else{if(_currPanBounds.min.x!==_currPanBounds.max.x){newPanPos=newOffset}}}else{if(newOffset<_currPanBounds.max[axis]){panFriction=_options.panEndFriction;overDiff=newOffset-_currPanBounds.max[axis];startOverDiff=_startPanOffset[axis]-_currPanBounds.max[axis]}
if((startOverDiff<=0||mainScrollDiff>0)&&_getNumItems()>1){newMainScrollPos=newMainScrollPosition;if(mainScrollDiff>0&&newMainScrollPosition<_startMainScrollPos.x){newMainScrollPos=_startMainScrollPos.x}}else{if(_currPanBounds.min.x!==_currPanBounds.max.x){newPanPos=newOffset}}}}
if(axis==='x'){if(newMainScrollPos!==undefined){_moveMainScroll(newMainScrollPos,!0);if(newMainScrollPos===_startMainScrollPos.x){_mainScrollShifted=!1}else{_mainScrollShifted=!0}}
if(_currPanBounds.min.x!==_currPanBounds.max.x){if(newPanPos!==undefined){_panOffset.x=newPanPos}else if(!_mainScrollShifted){_panOffset.x+=delta.x*panFriction}}
return newMainScrollPos!==undefined}}
if(!_mainScrollAnimating){if(!_mainScrollShifted){if(_currZoomLevel>self.currItem.fitRatio){_panOffset[axis]+=delta[axis]*panFriction}}}},_onDragStart=function(e){if(e.type==='mousedown'&&e.button>0){return}
if(_initialZoomRunning){e.preventDefault();return}
if(_oldAndroidTouchEndTimeout&&e.type==='mousedown'){return}
if(_preventDefaultEventBehaviour(e,!0)){e.preventDefault()}
_shout('pointerDown');if(_pointerEventEnabled){var pointerIndex=framework.arraySearch(_currPointers,e.pointerId,'id');if(pointerIndex<0){pointerIndex=_currPointers.length}
_currPointers[pointerIndex]={x:e.pageX,y:e.pageY,id:e.pointerId}}
var startPointsList=_getTouchPoints(e),numPoints=startPointsList.length;_currentPoints=null;_stopAllAnimations();if(!_isDragging||numPoints===1){_isDragging=_isFirstMove=!0;framework.bind(window,_upMoveEvents,self);_isZoomingIn=_wasOverInitialZoom=_opacityChanged=_verticalDragInitiated=_mainScrollShifted=_moved=_isMultitouch=_zoomStarted=!1;_direction=null;_shout('firstTouchStart',startPointsList);_equalizePoints(_startPanOffset,_panOffset);_currPanDist.x=_currPanDist.y=0;_equalizePoints(_currPoint,startPointsList[0]);_equalizePoints(_startPoint,_currPoint);_startMainScrollPos.x=_slideSize.x*_currPositionIndex;_posPoints=[{x:_currPoint.x,y:_currPoint.y}];_gestureCheckSpeedTime=_gestureStartTime=_getCurrentTime();_calculatePanBounds(_currZoomLevel,!0);_stopDragUpdateLoop();_dragUpdateLoop()}
if(!_isZooming&&numPoints>1&&!_mainScrollAnimating&&!_mainScrollShifted){_startZoomLevel=_currZoomLevel;_zoomStarted=!1;_isZooming=_isMultitouch=!0;_currPanDist.y=_currPanDist.x=0;_equalizePoints(_startPanOffset,_panOffset);_equalizePoints(p,startPointsList[0]);_equalizePoints(p2,startPointsList[1]);_findCenterOfPoints(p,p2,_currCenterPoint);_midZoomPoint.x=Math.abs(_currCenterPoint.x)-_panOffset.x;_midZoomPoint.y=Math.abs(_currCenterPoint.y)-_panOffset.y;_currPointsDistance=_startPointsDistance=_calculatePointsDistance(p,p2)}},_onDragMove=function(e){e.preventDefault();if(_pointerEventEnabled){var pointerIndex=framework.arraySearch(_currPointers,e.pointerId,'id');if(pointerIndex>-1){var p=_currPointers[pointerIndex];p.x=e.pageX;p.y=e.pageY}}
if(_isDragging){var touchesList=_getTouchPoints(e);if(!_direction&&!_moved&&!_isZooming){if(_mainScrollPos.x!==_slideSize.x*_currPositionIndex){_direction='h'}else{var diff=Math.abs(touchesList[0].x-_currPoint.x)-Math.abs(touchesList[0].y-_currPoint.y);if(Math.abs(diff)>=DIRECTION_CHECK_OFFSET){_direction=diff>0?'h':'v';_currentPoints=touchesList}}}else{_currentPoints=touchesList}}},_renderMovement=function(){if(!_currentPoints){return}
var numPoints=_currentPoints.length;if(numPoints===0){return}
_equalizePoints(p,_currentPoints[0]);delta.x=p.x-_currPoint.x;delta.y=p.y-_currPoint.y;if(_isZooming&&numPoints>1){_currPoint.x=p.x;_currPoint.y=p.y;if(!delta.x&&!delta.y&&_isEqualPoints(_currentPoints[1],p2)){return}
_equalizePoints(p2,_currentPoints[1]);if(!_zoomStarted){_zoomStarted=!0;_shout('zoomGestureStarted')}
var pointsDistance=_calculatePointsDistance(p,p2);var zoomLevel=_calculateZoomLevel(pointsDistance);if(zoomLevel>self.currItem.initialZoomLevel+self.currItem.initialZoomLevel/15){_wasOverInitialZoom=!0}
var zoomFriction=1,minZoomLevel=_getMinZoomLevel(),maxZoomLevel=_getMaxZoomLevel();if(zoomLevel<minZoomLevel){if(_options.pinchToClose&&!_wasOverInitialZoom&&_startZoomLevel<=self.currItem.initialZoomLevel){var minusDiff=minZoomLevel-zoomLevel;var percent=1-minusDiff/(minZoomLevel/1.2);_applyBgOpacity(percent);_shout('onPinchClose',percent);_opacityChanged=!0}else{zoomFriction=(minZoomLevel-zoomLevel)/minZoomLevel;if(zoomFriction>1){zoomFriction=1}
zoomLevel=minZoomLevel-zoomFriction*(minZoomLevel/3)}}else if(zoomLevel>maxZoomLevel){zoomFriction=(zoomLevel-maxZoomLevel)/(minZoomLevel*6);if(zoomFriction>1){zoomFriction=1}
zoomLevel=maxZoomLevel+zoomFriction*minZoomLevel}
if(zoomFriction<0){zoomFriction=0}
_currPointsDistance=pointsDistance;_findCenterOfPoints(p,p2,_centerPoint);_currPanDist.x+=_centerPoint.x-_currCenterPoint.x;_currPanDist.y+=_centerPoint.y-_currCenterPoint.y;_equalizePoints(_currCenterPoint,_centerPoint);_panOffset.x=_calculatePanOffset('x',zoomLevel);_panOffset.y=_calculatePanOffset('y',zoomLevel);_isZoomingIn=zoomLevel>_currZoomLevel;_currZoomLevel=zoomLevel;_applyCurrentZoomPan()}else{if(!_direction){return}
if(_isFirstMove){_isFirstMove=!1;if(Math.abs(delta.x)>=DIRECTION_CHECK_OFFSET){delta.x-=_currentPoints[0].x-_startPoint.x}
if(Math.abs(delta.y)>=DIRECTION_CHECK_OFFSET){delta.y-=_currentPoints[0].y-_startPoint.y}}
_currPoint.x=p.x;_currPoint.y=p.y;if(delta.x===0&&delta.y===0){return}
if(_direction==='v'&&_options.closeOnVerticalDrag){if(!_canPan()){_currPanDist.y+=delta.y;_panOffset.y+=delta.y;var opacityRatio=_calculateVerticalDragOpacityRatio();_verticalDragInitiated=!0;_shout('onVerticalDrag',opacityRatio);_applyBgOpacity(opacityRatio);_applyCurrentZoomPan();return}}
_pushPosPoint(_getCurrentTime(),p.x,p.y);_moved=!0;_currPanBounds=self.currItem.bounds;var mainScrollChanged=_panOrMoveMainScroll('x',delta);if(!mainScrollChanged){_panOrMoveMainScroll('y',delta);_roundPoint(_panOffset);_applyCurrentZoomPan()}}},_onDragRelease=function(e){if(_features.isOldAndroid){if(_oldAndroidTouchEndTimeout&&e.type==='mouseup'){return}
if(e.type.indexOf('touch')>-1){clearTimeout(_oldAndroidTouchEndTimeout);_oldAndroidTouchEndTimeout=setTimeout(function(){_oldAndroidTouchEndTimeout=0},600)}}
_shout('pointerUp');if(_preventDefaultEventBehaviour(e,!1)){e.preventDefault()}
var releasePoint;if(_pointerEventEnabled){var pointerIndex=framework.arraySearch(_currPointers,e.pointerId,'id');if(pointerIndex>-1){releasePoint=_currPointers.splice(pointerIndex,1)[0];if(navigator.msPointerEnabled){var MSPOINTER_TYPES={4:'mouse',2:'touch',3:'pen'};releasePoint.type=MSPOINTER_TYPES[e.pointerType];if(!releasePoint.type){releasePoint.type=e.pointerType||'mouse'}}else{releasePoint.type=e.pointerType||'mouse'}}}
var touchList=_getTouchPoints(e),gestureType,numPoints=touchList.length;if(e.type==='mouseup'){numPoints=0}
if(numPoints===2){_currentPoints=null;return!0}
if(numPoints===1){_equalizePoints(_startPoint,touchList[0])}
if(numPoints===0&&!_direction&&!_mainScrollAnimating){if(!releasePoint){if(e.type==='mouseup'){releasePoint={x:e.pageX,y:e.pageY,type:'mouse'}}else if(e.changedTouches&&e.changedTouches[0]){releasePoint={x:e.changedTouches[0].pageX,y:e.changedTouches[0].pageY,type:'touch'}}}
_shout('touchRelease',e,releasePoint)}
var releaseTimeDiff=-1;if(numPoints===0){_isDragging=!1;framework.unbind(window,_upMoveEvents,self);_stopDragUpdateLoop();if(_isZooming){releaseTimeDiff=0}else if(_lastReleaseTime!==-1){releaseTimeDiff=_getCurrentTime()-_lastReleaseTime}}
_lastReleaseTime=numPoints===1?_getCurrentTime():-1;if(releaseTimeDiff!==-1&&releaseTimeDiff<150){gestureType='zoom'}else{gestureType='swipe'}
if(_isZooming&&numPoints<2){_isZooming=!1;if(numPoints===1){gestureType='zoomPointerUp'}
_shout('zoomGestureEnded')}
_currentPoints=null;if(!_moved&&!_zoomStarted&&!_mainScrollAnimating&&!_verticalDragInitiated){return}
_stopAllAnimations();if(!_releaseAnimData){_releaseAnimData=_initDragReleaseAnimationData()}
_releaseAnimData.calculateSwipeSpeed('x');if(_verticalDragInitiated){var opacityRatio=_calculateVerticalDragOpacityRatio();if(opacityRatio<_options.verticalDragRange){self.close()}else{var initalPanY=_panOffset.y,initialBgOpacity=_bgOpacity;_animateProp('verticalDrag',0,1,300,framework.easing.cubic.out,function(now){_panOffset.y=(self.currItem.initialPosition.y-initalPanY)*now+initalPanY;_applyBgOpacity((1-initialBgOpacity)*now+initialBgOpacity);_applyCurrentZoomPan()});_shout('onVerticalDrag',1)}
return}
if((_mainScrollShifted||_mainScrollAnimating)&&numPoints===0){var itemChanged=_finishSwipeMainScrollGesture(gestureType,_releaseAnimData);if(itemChanged){return}
gestureType='zoomPointerUp'}
if(_mainScrollAnimating){return}
if(gestureType!=='swipe'){_completeZoomGesture();return}
if(!_mainScrollShifted&&_currZoomLevel>self.currItem.fitRatio){_completePanGesture(_releaseAnimData)}},_initDragReleaseAnimationData=function(){var lastFlickDuration,tempReleasePos;var s={lastFlickOffset:{},lastFlickDist:{},lastFlickSpeed:{},slowDownRatio:{},slowDownRatioReverse:{},speedDecelerationRatio:{},speedDecelerationRatioAbs:{},distanceOffset:{},backAnimDestination:{},backAnimStarted:{},calculateSwipeSpeed:function(axis){if(_posPoints.length>1){lastFlickDuration=_getCurrentTime()-_gestureCheckSpeedTime+50;tempReleasePos=_posPoints[_posPoints.length-2][axis]}else{lastFlickDuration=_getCurrentTime()-_gestureStartTime;tempReleasePos=_startPoint[axis]}
s.lastFlickOffset[axis]=_currPoint[axis]-tempReleasePos;s.lastFlickDist[axis]=Math.abs(s.lastFlickOffset[axis]);if(s.lastFlickDist[axis]>20){s.lastFlickSpeed[axis]=s.lastFlickOffset[axis]/lastFlickDuration}else{s.lastFlickSpeed[axis]=0}
if(Math.abs(s.lastFlickSpeed[axis])<0.1){s.lastFlickSpeed[axis]=0}
s.slowDownRatio[axis]=0.95;s.slowDownRatioReverse[axis]=1-s.slowDownRatio[axis];s.speedDecelerationRatio[axis]=1},calculateOverBoundsAnimOffset:function(axis,speed){if(!s.backAnimStarted[axis]){if(_panOffset[axis]>_currPanBounds.min[axis]){s.backAnimDestination[axis]=_currPanBounds.min[axis]}else if(_panOffset[axis]<_currPanBounds.max[axis]){s.backAnimDestination[axis]=_currPanBounds.max[axis]}
if(s.backAnimDestination[axis]!==undefined){s.slowDownRatio[axis]=0.7;s.slowDownRatioReverse[axis]=1-s.slowDownRatio[axis];if(s.speedDecelerationRatioAbs[axis]<0.05){s.lastFlickSpeed[axis]=0;s.backAnimStarted[axis]=!0;_animateProp('bounceZoomPan'+axis,_panOffset[axis],s.backAnimDestination[axis],speed||300,framework.easing.sine.out,function(pos){_panOffset[axis]=pos;_applyCurrentZoomPan()})}}}},calculateAnimOffset:function(axis){if(!s.backAnimStarted[axis]){s.speedDecelerationRatio[axis]=s.speedDecelerationRatio[axis]*(s.slowDownRatio[axis]+s.slowDownRatioReverse[axis]-s.slowDownRatioReverse[axis]*s.timeDiff/10);s.speedDecelerationRatioAbs[axis]=Math.abs(s.lastFlickSpeed[axis]*s.speedDecelerationRatio[axis]);s.distanceOffset[axis]=s.lastFlickSpeed[axis]*s.speedDecelerationRatio[axis]*s.timeDiff;_panOffset[axis]+=s.distanceOffset[axis]}},panAnimLoop:function(){if(_animations.zoomPan){_animations.zoomPan.raf=_requestAF(s.panAnimLoop);s.now=_getCurrentTime();s.timeDiff=s.now-s.lastNow;s.lastNow=s.now;s.calculateAnimOffset('x');s.calculateAnimOffset('y');_applyCurrentZoomPan();s.calculateOverBoundsAnimOffset('x');s.calculateOverBoundsAnimOffset('y');if(s.speedDecelerationRatioAbs.x<0.05&&s.speedDecelerationRatioAbs.y<0.05){_panOffset.x=Math.round(_panOffset.x);_panOffset.y=Math.round(_panOffset.y);_applyCurrentZoomPan();_stopAnimation('zoomPan');return}}}};return s},_completePanGesture=function(animData){animData.calculateSwipeSpeed('y');_currPanBounds=self.currItem.bounds;animData.backAnimDestination={};animData.backAnimStarted={};if(Math.abs(animData.lastFlickSpeed.x)<=0.05&&Math.abs(animData.lastFlickSpeed.y)<=0.05){animData.speedDecelerationRatioAbs.x=animData.speedDecelerationRatioAbs.y=0;animData.calculateOverBoundsAnimOffset('x');animData.calculateOverBoundsAnimOffset('y');return!0}
_registerStartAnimation('zoomPan');animData.lastNow=_getCurrentTime();animData.panAnimLoop()},_finishSwipeMainScrollGesture=function(gestureType,_releaseAnimData){var itemChanged;if(!_mainScrollAnimating){_currZoomedItemIndex=_currentItemIndex}
var itemsDiff;if(gestureType==='swipe'){var totalShiftDist=_currPoint.x-_startPoint.x,isFastLastFlick=_releaseAnimData.lastFlickDist.x<10;if(totalShiftDist>MIN_SWIPE_DISTANCE&&(isFastLastFlick||_releaseAnimData.lastFlickOffset.x>20)){itemsDiff=-1}else if(totalShiftDist<-MIN_SWIPE_DISTANCE&&(isFastLastFlick||_releaseAnimData.lastFlickOffset.x<-20)){itemsDiff=1}}
var nextCircle;if(itemsDiff){_currentItemIndex+=itemsDiff;if(_currentItemIndex<0){_currentItemIndex=_options.loop?_getNumItems()-1:0;nextCircle=!0}else if(_currentItemIndex>=_getNumItems()){_currentItemIndex=_options.loop?0:_getNumItems()-1;nextCircle=!0}
if(!nextCircle||_options.loop){_indexDiff+=itemsDiff;_currPositionIndex-=itemsDiff;itemChanged=!0}}
var animateToX=_slideSize.x*_currPositionIndex;var animateToDist=Math.abs(animateToX-_mainScrollPos.x);var finishAnimDuration;if(!itemChanged&&animateToX>_mainScrollPos.x!==_releaseAnimData.lastFlickSpeed.x>0){finishAnimDuration=333}else{finishAnimDuration=Math.abs(_releaseAnimData.lastFlickSpeed.x)>0?animateToDist/Math.abs(_releaseAnimData.lastFlickSpeed.x):333;finishAnimDuration=Math.min(finishAnimDuration,400);finishAnimDuration=Math.max(finishAnimDuration,250)}
if(_currZoomedItemIndex===_currentItemIndex){itemChanged=!1}
_mainScrollAnimating=!0;_shout('mainScrollAnimStart');_animateProp('mainScroll',_mainScrollPos.x,animateToX,finishAnimDuration,framework.easing.cubic.out,_moveMainScroll,function(){_stopAllAnimations();_mainScrollAnimating=!1;_currZoomedItemIndex=-1;if(itemChanged||_currZoomedItemIndex!==_currentItemIndex){self.updateCurrItem()}
_shout('mainScrollAnimComplete')});if(itemChanged){self.updateCurrItem(!0)}
return itemChanged},_calculateZoomLevel=function(touchesDistance){return 1/_startPointsDistance*touchesDistance*_startZoomLevel},_completeZoomGesture=function(){var destZoomLevel=_currZoomLevel,minZoomLevel=_getMinZoomLevel(),maxZoomLevel=_getMaxZoomLevel();if(_currZoomLevel<minZoomLevel){destZoomLevel=minZoomLevel}else if(_currZoomLevel>maxZoomLevel){destZoomLevel=maxZoomLevel}
var destOpacity=1,onUpdate,initialOpacity=_bgOpacity;if(_opacityChanged&&!_isZoomingIn&&!_wasOverInitialZoom&&_currZoomLevel<minZoomLevel){self.close();return!0}
if(_opacityChanged){onUpdate=function(now){_applyBgOpacity((destOpacity-initialOpacity)*now+initialOpacity)}}
self.zoomTo(destZoomLevel,0,200,framework.easing.cubic.out,onUpdate);return!0};_registerModule('Gestures',{publicMethods:{initGestures:function(){var addEventNames=function(pref,down,move,up,cancel){_dragStartEvent=pref+down;_dragMoveEvent=pref+move;_dragEndEvent=pref+up;if(cancel){_dragCancelEvent=pref+cancel}else{_dragCancelEvent=''}};_pointerEventEnabled=_features.pointerEvent;if(_pointerEventEnabled&&_features.touch){_features.touch=!1}
if(_pointerEventEnabled){if(navigator.msPointerEnabled){addEventNames('MSPointer','Down','Move','Up','Cancel')}else{addEventNames('pointer','down','move','up','cancel')}}else if(_features.touch){addEventNames('touch','start','move','end','cancel');_likelyTouchDevice=!0}else{addEventNames('mouse','down','move','up')}
_upMoveEvents=_dragMoveEvent+' '+_dragEndEvent+' '+_dragCancelEvent;_downEvents=_dragStartEvent;if(_pointerEventEnabled&&!_likelyTouchDevice){_likelyTouchDevice=(navigator.maxTouchPoints>1)||(navigator.msMaxTouchPoints>1)}
self.likelyTouchDevice=_likelyTouchDevice;_globalEventHandlers[_dragStartEvent]=_onDragStart;_globalEventHandlers[_dragMoveEvent]=_onDragMove;_globalEventHandlers[_dragEndEvent]=_onDragRelease;if(_dragCancelEvent){_globalEventHandlers[_dragCancelEvent]=_globalEventHandlers[_dragEndEvent]}
if(_features.touch){_downEvents+=' mousedown';_upMoveEvents+=' mousemove mouseup';_globalEventHandlers.mousedown=_globalEventHandlers[_dragStartEvent];_globalEventHandlers.mousemove=_globalEventHandlers[_dragMoveEvent];_globalEventHandlers.mouseup=_globalEventHandlers[_dragEndEvent]}
if(!_likelyTouchDevice){_options.allowPanToNext=!1}}}});var _showOrHideTimeout,_showOrHide=function(item,img,out,completeFn){if(_showOrHideTimeout){clearTimeout(_showOrHideTimeout)}
_initialZoomRunning=!0;_initialContentSet=!0;var thumbBounds;if(item.initialLayout){thumbBounds=item.initialLayout;item.initialLayout=null}else{thumbBounds=_options.getThumbBoundsFn&&_options.getThumbBoundsFn(_currentItemIndex)}
var duration=out?_options.hideAnimationDuration:_options.showAnimationDuration;var onComplete=function(){_stopAnimation('initialZoom');if(!out){_applyBgOpacity(1);if(img){img.style.display='block'}
framework.addClass(template,'pswp--animated-in');_shout('initialZoom'+(out?'OutEnd':'InEnd'))}else{self.template.removeAttribute('style');self.bg.removeAttribute('style')}
if(completeFn){completeFn()}
_initialZoomRunning=!1};if(!duration||!thumbBounds||thumbBounds.x===undefined){_shout('initialZoom'+(out?'Out':'In'));_currZoomLevel=item.initialZoomLevel;_equalizePoints(_panOffset,item.initialPosition);_applyCurrentZoomPan();template.style.opacity=out?0:1;_applyBgOpacity(1);if(duration){setTimeout(function(){onComplete()},duration)}else{onComplete()}
return}
var startAnimation=function(){var closeWithRaf=_closedByScroll,fadeEverything=!self.currItem.src||self.currItem.loadError||_options.showHideOpacity;if(item.miniImg){item.miniImg.style.webkitBackfaceVisibility='hidden'}
if(!out){_currZoomLevel=thumbBounds.w/item.w;_panOffset.x=thumbBounds.x;_panOffset.y=thumbBounds.y-_initalWindowScrollY;self[fadeEverything?'template':'bg'].style.opacity=0.001;_applyCurrentZoomPan()}
_registerStartAnimation('initialZoom');if(out&&!closeWithRaf){framework.removeClass(template,'pswp--animated-in')}
if(fadeEverything){if(out){framework[(closeWithRaf?'remove':'add')+'Class'](template,'pswp--animate_opacity')}else{setTimeout(function(){framework.addClass(template,'pswp--animate_opacity')},30)}}
_showOrHideTimeout=setTimeout(function(){_shout('initialZoom'+(out?'Out':'In'));if(!out){_currZoomLevel=item.initialZoomLevel;_equalizePoints(_panOffset,item.initialPosition);_applyCurrentZoomPan();_applyBgOpacity(1);if(fadeEverything){template.style.opacity=1}else{_applyBgOpacity(1)}
_showOrHideTimeout=setTimeout(onComplete,duration+20)}else{var destZoomLevel=thumbBounds.w/item.w,initialPanOffset={x:_panOffset.x,y:_panOffset.y},initialZoomLevel=_currZoomLevel,initalBgOpacity=_bgOpacity,onUpdate=function(now){if(now===1){_currZoomLevel=destZoomLevel;_panOffset.x=thumbBounds.x;_panOffset.y=thumbBounds.y-_currentWindowScrollY}else{_currZoomLevel=(destZoomLevel-initialZoomLevel)*now+initialZoomLevel;_panOffset.x=(thumbBounds.x-initialPanOffset.x)*now+initialPanOffset.x;_panOffset.y=(thumbBounds.y-_currentWindowScrollY-initialPanOffset.y)*now+initialPanOffset.y}
_applyCurrentZoomPan();if(fadeEverything){template.style.opacity=1-now}else{_applyBgOpacity(initalBgOpacity-now*initalBgOpacity)}};if(closeWithRaf){_animateProp('initialZoom',0,1,duration,framework.easing.cubic.out,onUpdate,onComplete)}else{onUpdate(1);_showOrHideTimeout=setTimeout(onComplete,duration+20)}}},out?25:90)};startAnimation()};var _items,_tempPanAreaSize={},_imagesToAppendPool=[],_initialContentSet,_initialZoomRunning,_controllerDefaultOptions={index:0,errorMsg:'<div class="pswp__error-msg"><a href="%url%" target="_blank">The image</a> could not be loaded.</div>',forceProgressiveLoading:!1,preload:[1,1],getNumItemsFn:function(){return _items.length}};var _getItemAt,_getNumItems,_initialIsLoop,_getZeroBounds=function(){return{center:{x:0,y:0},max:{x:0,y:0},min:{x:0,y:0}}},_calculateSingleItemPanBounds=function(item,realPanElementW,realPanElementH){var bounds=item.bounds;bounds.center.x=Math.round((_tempPanAreaSize.x-realPanElementW)/2);bounds.center.y=Math.round((_tempPanAreaSize.y-realPanElementH)/2)+item.vGap.top;bounds.max.x=(realPanElementW>_tempPanAreaSize.x)?Math.round(_tempPanAreaSize.x-realPanElementW):bounds.center.x;bounds.max.y=(realPanElementH>_tempPanAreaSize.y)?Math.round(_tempPanAreaSize.y-realPanElementH)+item.vGap.top:bounds.center.y;bounds.min.x=(realPanElementW>_tempPanAreaSize.x)?0:bounds.center.x;bounds.min.y=(realPanElementH>_tempPanAreaSize.y)?item.vGap.top:bounds.center.y},_calculateItemSize=function(item,viewportSize,zoomLevel){if(item.src&&!item.loadError){var isInitial=!zoomLevel;if(isInitial){if(!item.vGap){item.vGap={top:0,bottom:0}}
_shout('parseVerticalMargin',item)}
_tempPanAreaSize.x=viewportSize.x;_tempPanAreaSize.y=viewportSize.y-item.vGap.top-item.vGap.bottom;if(isInitial){var hRatio=_tempPanAreaSize.x/item.w;var vRatio=_tempPanAreaSize.y/item.h;item.fitRatio=hRatio<vRatio?hRatio:vRatio;var scaleMode=_options.scaleMode;if(scaleMode==='orig'){zoomLevel=1}else if(scaleMode==='fit'){zoomLevel=item.fitRatio}
if(zoomLevel>1){zoomLevel=1}
item.initialZoomLevel=zoomLevel;if(!item.bounds){item.bounds=_getZeroBounds()}}
if(!zoomLevel){return}
_calculateSingleItemPanBounds(item,item.w*zoomLevel,item.h*zoomLevel);if(isInitial&&zoomLevel===item.initialZoomLevel){item.initialPosition=item.bounds.center}
return item.bounds}else{item.w=item.h=0;item.initialZoomLevel=item.fitRatio=1;item.bounds=_getZeroBounds();item.initialPosition=item.bounds.center;return item.bounds}},_appendImage=function(index,item,baseDiv,img,preventAnimation,keepPlaceholder){if(item.loadError){return}
if(img){item.imageAppended=!0;_setImageSize(item,img,(item===self.currItem&&_renderMaxResolution));baseDiv.appendChild(img);if(keepPlaceholder){setTimeout(function(){if(item&&item.loaded&&item.placeholder){item.placeholder.style.display='none';item.placeholder=null}},500)}}},_preloadImage=function(item){item.loading=!0;item.loaded=!1;var img=item.img=framework.createEl('pswp__img','img');var onComplete=function(){item.loading=!1;item.loaded=!0;if(item.loadComplete){item.loadComplete(item)}else{item.img=null}
img.onload=img.onerror=null;img=null};img.onload=onComplete;img.onerror=function(){item.loadError=!0;onComplete()};img.src=item.src;return img},_checkForError=function(item,cleanUp){if(item.src&&item.loadError&&item.container){if(cleanUp){item.container.innerHTML=''}
item.container.innerHTML=_options.errorMsg.replace('%url%',item.src);return!0}},_setImageSize=function(item,img,maxRes){if(!item.src){return}
if(!img){img=item.container.lastChild}
var w=maxRes?item.w:Math.round(item.w*item.fitRatio),h=maxRes?item.h:Math.round(item.h*item.fitRatio);if(item.placeholder&&!item.loaded){item.placeholder.style.width=w+'px';item.placeholder.style.height=h+'px'}
img.style.width=w+'px';img.style.height=h+'px'},_appendImagesPool=function(){if(_imagesToAppendPool.length){var poolItem;for(var i=0;i<_imagesToAppendPool.length;i++){poolItem=_imagesToAppendPool[i];if(poolItem.holder.index===poolItem.index){_appendImage(poolItem.index,poolItem.item,poolItem.baseDiv,poolItem.img,!1,poolItem.clearPlaceholder)}}
_imagesToAppendPool=[]}};_registerModule('Controller',{publicMethods:{lazyLoadItem:function(index){index=_getLoopedId(index);var item=_getItemAt(index);if(!item||((item.loaded||item.loading)&&!_itemsNeedUpdate)){return}
_shout('gettingData',index,item);if(!item.src){return}
_preloadImage(item)},initController:function(){framework.extend(_options,_controllerDefaultOptions,!0);self.items=_items=items;_getItemAt=self.getItemAt;_getNumItems=_options.getNumItemsFn;_initialIsLoop=_options.loop;if(_getNumItems()<3){_options.loop=!1}
_listen('beforeChange',function(diff){var p=_options.preload,isNext=diff===null?!0:(diff>=0),preloadBefore=Math.min(p[0],_getNumItems()),preloadAfter=Math.min(p[1],_getNumItems()),i;for(i=1;i<=(isNext?preloadAfter:preloadBefore);i++){self.lazyLoadItem(_currentItemIndex+i)}
for(i=1;i<=(isNext?preloadBefore:preloadAfter);i++){self.lazyLoadItem(_currentItemIndex-i)}});_listen('initialLayout',function(){self.currItem.initialLayout=_options.getThumbBoundsFn&&_options.getThumbBoundsFn(_currentItemIndex)});_listen('mainScrollAnimComplete',_appendImagesPool);_listen('initialZoomInEnd',_appendImagesPool);_listen('destroy',function(){var item;for(var i=0;i<_items.length;i++){item=_items[i];if(item.container){item.container=null}
if(item.placeholder){item.placeholder=null}
if(item.img){item.img=null}
if(item.preloader){item.preloader=null}
if(item.loadError){item.loaded=item.loadError=!1}}
_imagesToAppendPool=null})},getItemAt:function(index){if(index>=0){return _items[index]!==undefined?_items[index]:!1}
return!1},allowProgressiveImg:function(){return _options.forceProgressiveLoading||!_likelyTouchDevice||_options.mouseUsed||screen.width>1200},setContent:function(holder,index){if(_options.loop){index=_getLoopedId(index)}
var prevItem=self.getItemAt(holder.index);if(prevItem){prevItem.container=null}
var item=self.getItemAt(index),img;if(!item){holder.el.innerHTML='';return}
_shout('gettingData',index,item);holder.index=index;holder.item=item;var baseDiv=item.container=framework.createEl('pswp__zoom-wrap');if(!item.src&&item.html){if(item.html.tagName){baseDiv.appendChild(item.html)}else{baseDiv.innerHTML=item.html}}
_checkForError(item);_calculateItemSize(item,_viewportSize);if(item.src&&!item.loadError&&!item.loaded){item.loadComplete=function(item){if(!_isOpen){return}
if(holder&&holder.index===index){if(_checkForError(item,!0)){item.loadComplete=item.img=null;_calculateItemSize(item,_viewportSize);_applyZoomPanToItem(item);if(holder.index===_currentItemIndex){self.updateCurrZoomItem()}
return}
if(!item.imageAppended){if(_features.transform&&(_mainScrollAnimating||_initialZoomRunning)){_imagesToAppendPool.push({item:item,baseDiv:baseDiv,img:item.img,index:index,holder:holder,clearPlaceholder:!0})}else{_appendImage(index,item,baseDiv,item.img,_mainScrollAnimating||_initialZoomRunning,!0)}}else{if(!_initialZoomRunning&&item.placeholder){item.placeholder.style.display='none';item.placeholder=null}}}
item.loadComplete=null;item.img=null;_shout('imageLoadComplete',index,item)};if(framework.features.transform){var placeholderClassName='pswp__img pswp__img--placeholder';placeholderClassName+=(item.msrc?'':' pswp__img--placeholder--blank');var placeholder=framework.createEl(placeholderClassName,item.msrc?'img':'');if(item.msrc){placeholder.src=item.msrc}
_setImageSize(item,placeholder);baseDiv.appendChild(placeholder);item.placeholder=placeholder}
if(!item.loading){_preloadImage(item)}
if(self.allowProgressiveImg()){if(!_initialContentSet&&_features.transform){_imagesToAppendPool.push({item:item,baseDiv:baseDiv,img:item.img,index:index,holder:holder})}else{_appendImage(index,item,baseDiv,item.img,!0,!0)}}}else if(item.src&&!item.loadError){img=framework.createEl('pswp__img','img');img.style.opacity=1;img.src=item.src;_setImageSize(item,img);_appendImage(index,item,baseDiv,img,!0)}
if(!_initialContentSet&&index===_currentItemIndex){_currZoomElementStyle=baseDiv.style;_showOrHide(item,(img||item.img))}else{_applyZoomPanToItem(item)}
holder.el.innerHTML='';holder.el.appendChild(baseDiv)},cleanSlide:function(item){if(item.img){item.img.onload=item.img.onerror=null}
item.loaded=item.loading=item.img=item.imageAppended=!1}}});var tapTimer,tapReleasePoint={},_dispatchTapEvent=function(origEvent,releasePoint,pointerType){var e=document.createEvent('CustomEvent'),eDetail={origEvent:origEvent,target:origEvent.target,releasePoint:releasePoint,pointerType:pointerType||'touch'};e.initCustomEvent('pswpTap',!0,!0,eDetail);origEvent.target.dispatchEvent(e)};_registerModule('Tap',{publicMethods:{initTap:function(){_listen('firstTouchStart',self.onTapStart);_listen('touchRelease',self.onTapRelease);_listen('destroy',function(){tapReleasePoint={};tapTimer=null})},onTapStart:function(touchList){if(touchList.length>1){clearTimeout(tapTimer);tapTimer=null}},onTapRelease:function(e,releasePoint){if(!releasePoint){return}
if(!_moved&&!_isMultitouch&&!_numAnimations){var p0=releasePoint;if(tapTimer){clearTimeout(tapTimer);tapTimer=null;if(_isNearbyPoints(p0,tapReleasePoint)){_shout('doubleTap',p0);return}}
if(releasePoint.type==='mouse'){_dispatchTapEvent(e,releasePoint,'mouse');return}
var clickedTagName=e.target.tagName.toUpperCase();if(clickedTagName==='BUTTON'||framework.hasClass(e.target,'pswp__single-tap')){_dispatchTapEvent(e,releasePoint);return}
_equalizePoints(tapReleasePoint,p0);tapTimer=setTimeout(function(){_dispatchTapEvent(e,releasePoint);tapTimer=null},300)}}}});var _wheelDelta;_registerModule('DesktopZoom',{publicMethods:{initDesktopZoom:function(){if(_oldIE){return}
if(_likelyTouchDevice){_listen('mouseUsed',function(){self.setupDesktopZoom()})}else{self.setupDesktopZoom(!0)}},setupDesktopZoom:function(onInit){_wheelDelta={};var events='wheel mousewheel DOMMouseScroll';_listen('bindEvents',function(){framework.bind(template,events,self.handleMouseWheel)});_listen('unbindEvents',function(){if(_wheelDelta){framework.unbind(template,events,self.handleMouseWheel)}});self.mouseZoomedIn=!1;var hasDraggingClass,updateZoomable=function(){if(self.mouseZoomedIn){framework.removeClass(template,'pswp--zoomed-in');self.mouseZoomedIn=!1}
if(_currZoomLevel<1){framework.addClass(template,'pswp--zoom-allowed')}else{framework.removeClass(template,'pswp--zoom-allowed')}
removeDraggingClass()},removeDraggingClass=function(){if(hasDraggingClass){framework.removeClass(template,'pswp--dragging');hasDraggingClass=!1}};_listen('resize',updateZoomable);_listen('afterChange',updateZoomable);_listen('pointerDown',function(){if(self.mouseZoomedIn){hasDraggingClass=!0;framework.addClass(template,'pswp--dragging')}});_listen('pointerUp',removeDraggingClass);if(!onInit){updateZoomable()}},handleMouseWheel:function(e){if(_currZoomLevel<=self.currItem.fitRatio){if(_options.modal){if(!_options.closeOnScroll||_numAnimations||_isDragging){e.preventDefault()}else if(_transformKey&&Math.abs(e.deltaY)>2){_closedByScroll=!0;self.close()}}
return!0}
e.stopPropagation();_wheelDelta.x=0;if('deltaX' in e){if(e.deltaMode===1){_wheelDelta.x=e.deltaX*18;_wheelDelta.y=e.deltaY*18}else{_wheelDelta.x=e.deltaX;_wheelDelta.y=e.deltaY}}else if('wheelDelta' in e){if(e.wheelDeltaX){_wheelDelta.x=-0.16*e.wheelDeltaX}
if(e.wheelDeltaY){_wheelDelta.y=-0.16*e.wheelDeltaY}else{_wheelDelta.y=-0.16*e.wheelDelta}}else if('detail' in e){_wheelDelta.y=e.detail}else{return}
_calculatePanBounds(_currZoomLevel,!0);var newPanX=_panOffset.x-_wheelDelta.x,newPanY=_panOffset.y-_wheelDelta.y;if(_options.modal||(newPanX<=_currPanBounds.min.x&&newPanX>=_currPanBounds.max.x&&newPanY<=_currPanBounds.min.y&&newPanY>=_currPanBounds.max.y)){e.preventDefault()}
self.panTo(newPanX,newPanY)},toggleDesktopZoom:function(centerPoint){centerPoint=centerPoint||{x:_viewportSize.x/2+_offset.x,y:_viewportSize.y/2+_offset.y};var doubleTapZoomLevel=_options.getDoubleTapZoom(!0,self.currItem);var zoomOut=_currZoomLevel===doubleTapZoomLevel;self.mouseZoomedIn=!zoomOut;self.zoomTo(zoomOut?self.currItem.initialZoomLevel:doubleTapZoomLevel,centerPoint,333);framework[(!zoomOut?'add':'remove')+'Class'](template,'pswp--zoomed-in')}}});var _historyDefaultOptions={history:!0,galleryUID:1};var _historyUpdateTimeout,_hashChangeTimeout,_hashAnimCheckTimeout,_hashChangedByScript,_hashChangedByHistory,_hashReseted,_initialHash,_historyChanged,_closedFromURL,_urlChangedOnce,_windowLoc,_supportsPushState,_getHash=function(){return _windowLoc.hash.substring(1)},_cleanHistoryTimeouts=function(){if(_historyUpdateTimeout){clearTimeout(_historyUpdateTimeout)}
if(_hashAnimCheckTimeout){clearTimeout(_hashAnimCheckTimeout)}},_parseItemIndexFromURL=function(){var hash=_getHash(),params={};if(hash.length<5){return params}
var i,vars=hash.split('&');for(i=0;i<vars.length;i++){if(!vars[i]){continue}
var pair=vars[i].split('=');if(pair.length<2){continue}
params[pair[0]]=pair[1]}
if(_options.galleryPIDs){var searchfor=params.pid;params.pid=0;for(i=0;i<_items.length;i++){if(_items[i].pid===searchfor){params.pid=i;break}}}else{params.pid=parseInt(params.pid,10)-1}
if(params.pid<0){params.pid=0}
return params},_updateHash=function(){if(_hashAnimCheckTimeout){clearTimeout(_hashAnimCheckTimeout)}
if(_numAnimations||_isDragging){_hashAnimCheckTimeout=setTimeout(_updateHash,500);return}
if(_hashChangedByScript){clearTimeout(_hashChangeTimeout)}else{_hashChangedByScript=!0}
var pid=(_currentItemIndex+1);var item=_getItemAt(_currentItemIndex);if(item.hasOwnProperty('pid')){pid=item.pid}
var newHash=_initialHash+'&'+'gid='+_options.galleryUID+'&'+'pid='+pid;if(!_historyChanged){if(_windowLoc.hash.indexOf(newHash)===-1){_urlChangedOnce=!0}}
var newURL=_windowLoc.href.split('#')[0]+'#'+newHash;if(_supportsPushState){if('#'+newHash!==window.location.hash){history[_historyChanged?'replaceState':'pushState']('',document.title,newURL)}}else{if(_historyChanged){_windowLoc.replace(newURL)}else{_windowLoc.hash=newHash}}
_historyChanged=!0;_hashChangeTimeout=setTimeout(function(){_hashChangedByScript=!1},60)};_registerModule('History',{publicMethods:{initHistory:function(){framework.extend(_options,_historyDefaultOptions,!0);if(!_options.history){return}
_windowLoc=window.location;_urlChangedOnce=!1;_closedFromURL=!1;_historyChanged=!1;_initialHash=_getHash();_supportsPushState=('pushState' in history);if(_initialHash.indexOf('gid=')>-1){_initialHash=_initialHash.split('&gid=')[0];_initialHash=_initialHash.split('?gid=')[0]}
_listen('afterChange',self.updateURL);_listen('unbindEvents',function(){framework.unbind(window,'hashchange',self.onHashChange)});var returnToOriginal=function(){_hashReseted=!0;if(!_closedFromURL){if(_urlChangedOnce){history.back()}else{if(_initialHash){_windowLoc.hash=_initialHash}else{if(_supportsPushState){history.pushState('',document.title,_windowLoc.pathname+_windowLoc.search)}else{_windowLoc.hash=''}}}}
_cleanHistoryTimeouts()};_listen('unbindEvents',function(){if(_closedByScroll){returnToOriginal()}});_listen('destroy',function(){if(!_hashReseted){returnToOriginal()}});_listen('firstUpdate',function(){_currentItemIndex=_parseItemIndexFromURL().pid});var index=_initialHash.indexOf('pid=');if(index>-1){_initialHash=_initialHash.substring(0,index);if(_initialHash.slice(-1)==='&'){_initialHash=_initialHash.slice(0,-1)}}
setTimeout(function(){if(_isOpen){framework.bind(window,'hashchange',self.onHashChange)}},40)},onHashChange:function(){if(_getHash()===_initialHash){_closedFromURL=!0;self.close();return}
if(!_hashChangedByScript){_hashChangedByHistory=!0;self.goTo(_parseItemIndexFromURL().pid);_hashChangedByHistory=!1}},updateURL:function(){_cleanHistoryTimeouts();if(_hashChangedByHistory){return}
if(!_historyChanged){_updateHash()}else{_historyUpdateTimeout=setTimeout(_updateHash,800)}}}});framework.extend(self,publicMethods)};return PhotoSwipe})