/*! 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,false);}}},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,true);},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=true;}}}
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=true;}
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 false;}}
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:true,spacing:0.12,bgOpacity:1,mouseUsed:false,loop:true,pinchToClose:true,closeOnScroll:true,closeOnVerticalDrag:true,verticalDragRange:0.75,hideAnimationDuration:333,showAnimationDuration:333,showHideOpacity:false,focus:true,escKey:true,arrowKeys:true,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:true,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=true,_likelyTouchDevice,_modules=[],_requestAF,_cancelAF,_initalClassName,_initalWindowScrollY,_oldIE,_currentWindowScrollY,_features,_windowVisibleSize={},_renderMaxResolution=false,_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,false,true);_renderMaxResolution=true;}}else{if(_renderMaxResolution){_setImageSize(self.currItem);_renderMaxResolution=false;}}}
_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=true;_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 true;}else{destPanOffset[axis]=_calculatePanOffset(axis,destZoomLevel);if(destPanOffset[axis]>destPanBounds.min[axis]){destPanOffset[axis]=destPanBounds.min[axis];return true;}else if(destPanOffset[axis]<destPanBounds.max[axis]){destPanOffset[axis]=destPanBounds.max[axis];return true;}}
return false;},_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=false;}
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=true;_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=false;}
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=false;_isDestroying=true;_shout('close');_unbindEvents();_showOrHide(self.currItem,null,true,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=false;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=true;for(var i=0;i<NUM_HOLDERS;i++){if(_itemHolders[i].item){_itemHolders[i].item.needsUpdate=true;}}},updateCurrItem:function(beforeAnimation){if(_indexDiff===0){return;}
var diffAbs=Math.abs(_indexDiff),tempHolder;if(beforeAnimation&&diffAbs<2){return;}
self.currItem=_getItemAt(_currentItemIndex);_renderMaxResolution=false;_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(true);}
item.needsUpdate=false;}else if(holder.index===-1&&hIndex>=0){self.setContent(holder,hIndex);}
if(item&&item.container){_calculateItemSize(item,_viewportSize);_setImageSize(item);_applyZoomPanToItem(item);}}
_itemsNeedUpdate=false;}
_startZoomLevel=_currZoomLevel=self.currItem.initialZoomLevel;_currPanBounds=self.currItem.bounds;if(_currPanBounds){_panOffset.x=_currPanBounds.center.x;_panOffset.y=_currPanBounds.center.y;_applyCurrentZoomPan(true);}
_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,false),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 false;}
if(el.getAttribute('class')&&el.getAttribute('class').indexOf('pswp__scroll-wrap')>-1){return false;}
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,true);if(newMainScrollPos===_startMainScrollPos.x){_mainScrollShifted=false;}else{_mainScrollShifted=true;}}
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,true)){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=true;framework.bind(window,_upMoveEvents,self);_isZoomingIn=_wasOverInitialZoom=_opacityChanged=_verticalDragInitiated=_mainScrollShifted=_moved=_isMultitouch=_zoomStarted=false;_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,true);_stopDragUpdateLoop();_dragUpdateLoop();}
if(!_isZooming&&numPoints>1&&!_mainScrollAnimating&&!_mainScrollShifted){_startZoomLevel=_currZoomLevel;_zoomStarted=false;_isZooming=_isMultitouch=true;_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=true;_shout('zoomGestureStarted');}
var pointsDistance=_calculatePointsDistance(p,p2);var zoomLevel=_calculateZoomLevel(pointsDistance);if(zoomLevel>self.currItem.initialZoomLevel+self.currItem.initialZoomLevel/15){_wasOverInitialZoom=true;}
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=true;}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=false;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=true;_shout('onVerticalDrag',opacityRatio);_applyBgOpacity(opacityRatio);_applyCurrentZoomPan();return;}}
_pushPosPoint(_getCurrentTime(),p.x,p.y);_moved=true;_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,false)){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 true;}
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=false;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=false;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]=true;_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 true;}
_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=true;}else if(_currentItemIndex>=_getNumItems()){_currentItemIndex=_options.loop?0:_getNumItems()-1;nextCircle=true;}
if(!nextCircle||_options.loop){_indexDiff+=itemsDiff;_currPositionIndex-=itemsDiff;itemChanged=true;}}
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=false;}
_mainScrollAnimating=true;_shout('mainScrollAnimStart');_animateProp('mainScroll',_mainScrollPos.x,animateToX,finishAnimDuration,framework.easing.cubic.out,_moveMainScroll,function(){_stopAllAnimations();_mainScrollAnimating=false;_currZoomedItemIndex=-1;if(itemChanged||_currZoomedItemIndex!==_currentItemIndex){self.updateCurrItem();}
_shout('mainScrollAnimComplete');});if(itemChanged){self.updateCurrItem(true);}
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 true;}
if(_opacityChanged){onUpdate=function(now){_applyBgOpacity((destOpacity-initialOpacity)*now+initialOpacity);};}
self.zoomTo(destZoomLevel,0,200,framework.easing.cubic.out,onUpdate);return true;};_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=false;}
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=true;}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=false;}}}});var _showOrHideTimeout,_showOrHide=function(item,img,out,completeFn){if(_showOrHideTimeout){clearTimeout(_showOrHideTimeout);}
_initialZoomRunning=true;_initialContentSet=true;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=false;};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:false,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=true;_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=true;item.loaded=false;var img=item.img=framework.createEl('pswp__img','img');var onComplete=function(){item.loading=false;item.loaded=true;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=true;onComplete();};img.src=item.src;img.alt=item.alt||'';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 true;}},_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,false,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,true);self.items=_items=items;_getItemAt=self.getItemAt;_getNumItems=_options.getNumItemsFn;_initialIsLoop=_options.loop;if(_getNumItems()<3){_options.loop=false;}
_listen('beforeChange',function(diff){var p=_options.preload,isNext=diff===null?true:(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=false;}}
_imagesToAppendPool=null;});},getItemAt:function(index){if(index>=0){return _items[index]!==undefined?_items[index]:false;}
return false;},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,true)){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:true});}else{_appendImage(index,item,baseDiv,item.img,_mainScrollAnimating||_initialZoomRunning,true);}}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,true,true);}}}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,true);}
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=false;}}});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',true,true,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&&self.container.contains(e.target)){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(true);}},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=false;var hasDraggingClass,updateZoomable=function(){if(self.mouseZoomedIn){framework.removeClass(template,'pswp--zoomed-in');self.mouseZoomedIn=false;}
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=false;}};_listen('resize',updateZoomable);_listen('afterChange',updateZoomable);_listen('pointerDown',function(){if(self.mouseZoomedIn){hasDraggingClass=true;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=true;self.close();}}
return true;}
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,true);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(true,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:true,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=true;}
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=true;}}
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=true;_hashChangeTimeout=setTimeout(function(){_hashChangedByScript=false;},60);};_registerModule('History',{publicMethods:{initHistory:function(){framework.extend(_options,_historyDefaultOptions,true);if(!_options.history){return;}
_windowLoc=window.location;_urlChangedOnce=false;_closedFromURL=false;_historyChanged=false;_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=true;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=true;self.close();return;}
if(!_hashChangedByScript){_hashChangedByHistory=true;self.goTo(_parseItemIndexFromURL().pid);_hashChangedByHistory=false;}},updateURL:function(){_cleanHistoryTimeouts();if(_hashChangedByHistory){return;}
if(!_historyChanged){_updateHash();}else{_historyUpdateTimeout=setTimeout(_updateHash,800);}}}});framework.extend(self,publicMethods);};return PhotoSwipe;});