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/*! lightgallery - v1.6.6 - 2017-12-20

* http://sachinchoolur.github.io/lightGallery/

(function() {

'use strict';

var defaults = {

mode: 'lg-slide',

// Ex : 'ease'

cssEasing: 'ease',

//'for jquery animation'

easing: 'linear',

speed: 600,

height: '100%',

width: '100%',

addClass: '',

startClass: 'lg-start-zoom',

backdropDuration: 150,

hideBarsDelay: 6000,

useLeft: false,

closable: true,

loop: true,

escKey: true,

keyPress: true,

controls: true,

slideEndAnimatoin: true,

hideControlOnEnd: false,

mousewheel: true,

getCaptionFromTitleOrAlt: true,

// .lg-item || '.lg-sub-html'

appendSubHtmlTo: '.lg-sub-html',

subHtmlSelectorRelative: false,

/**

* @desc number of preload slides

* will exicute only after the current slide is fully loaded.

* @ex you clicked on 4th image and if preload = 1 then 3rd slide and 5th

* slide will be loaded in the background after the 4th slide is fully loaded..

* if preload is 2 then 2nd 3rd 5th 6th slides will be preloaded.. ... ...

preload: 1,

showAfterLoad: true,

selector: '',

selectWithin: '',

nextHtml: '',

prevHtml: '',

// 0, 1

index: false,

iframeMaxWidth: '100%',

download: true,

counter: true,

appendCounterTo: '.lg-toolbar',

swipeThreshold: 50,

enableSwipe: true,

enableDrag: true,

dynamic: false,

dynamicEl: [],

galleryId: 1

};

function Plugin(element, options) {

// Current lightGallery element

this.el = element;

// Current jquery element

this.$el = $(element);

// lightGallery settings

this.s = $.extend({}, defaults, options);

// When using dynamic mode, ensure dynamicEl is an array

if (this.s.dynamic && this.s.dynamicEl !== 'undefined' && this.s.dynamicEl.constructor === Array && !this.s.dynamicEl.length) {

throw ('When using dynamic mode, you must also define dynamicEl as an Array.');

}

// lightGallery modules

this.modules = {};

// false when lightgallery complete first slide;

this.lGalleryOn = false;

this.lgBusy = false;

// Timeout function for hiding controls;

this.hideBartimeout = false;

// To determine browser supports for touch events;

this.isTouch = ('ontouchstart' in document.documentElement);

// Disable hideControlOnEnd if sildeEndAnimation is true

if (this.s.slideEndAnimatoin) {

this.s.hideControlOnEnd = false;

}

// Gallery items

if (this.s.dynamic) {

this.$items = this.s.dynamicEl;

} else {

if (this.s.selector === 'this') {

this.$items = this.$el;

} else if (this.s.selector !== '') {

if (this.s.selectWithin) {

this.$items = $(this.s.selectWithin).find(this.s.selector);

} else {

this.$items = this.$el.find($(this.s.selector));

}

} else {

this.$items = this.$el.children();

}

// .lg-item

this.$slide = '';

// .lg-outer

this.$outer = '';

this.init();

return this;

}

Plugin.prototype.init = function() {

var _this = this;

// s.preload should not be more than $item.length

if (_this.s.preload > _this.$items.length) {

_this.s.preload = _this.$items.length;

}

// if dynamic option is enabled execute immediately

var _hash = window.location.hash;

if (_hash.indexOf('lg=' + this.s.galleryId) > 0) {

_this.index = parseInt(_hash.split('&slide=')[1], 10);

$('body').addClass('lg-from-hash');

if (!$('body').hasClass('lg-on')) {

setTimeout(function() {

_this.build(_this.index);

});

$('body').addClass('lg-on');

}

if (_this.s.dynamic) {

_this.$el.trigger('onBeforeOpen.lg');

_this.index = _this.s.index || 0;

// prevent accidental double execution

if (!$('body').hasClass('lg-on')) {

setTimeout(function() {

_this.build(_this.index);

$('body').addClass('lg-on');

});

}

} else {

// Using different namespace for click because click event should not unbind if selector is same object('this')

_this.$items.on('click.lgcustom', function(event) {

// For IE8

try {

event.preventDefault();

} catch (er) {

event.returnValue = false;

}

_this.$el.trigger('onBeforeOpen.lg');

_this.index = _this.s.index || _this.$items.index(this);

// prevent accidental double execution

if (!$('body').hasClass('lg-on')) {

_this.build(_this.index);

$('body').addClass('lg-on');

}

});

}

};

Plugin.prototype.build = function(index) {

var _this = this;

_this.structure();

// module constructor

$.each($.fn.lightGallery.modules, function(key) {

_this.modules[key] = new $.fn.lightGallery.modules[key](_this.el);

});

// initiate slide function

_this.slide(index, false, false, false);

if (_this.s.keyPress) {

_this.keyPress();

}

if (_this.$items.length > 1) {

_this.arrow();

setTimeout(function() {

_this.enableDrag();

_this.enableSwipe();

}, 50);

if (_this.s.mousewheel) {

_this.mousewheel();

}

} else {

_this.$slide.on('click.lg', function() {

_this.$el.trigger('onSlideClick.lg');

});

}

_this.counter();

_this.closeGallery();

_this.$el.trigger('onAfterOpen.lg');

// Hide controllers if mouse doesn't move for some period

_this.$outer.on('mousemove.lg click.lg touchstart.lg', function() {

_this.$outer.removeClass('lg-hide-items');

clearTimeout(_this.hideBartimeout);

// Timeout will be cleared on each slide movement also

_this.hideBartimeout = setTimeout(function() {

_this.$outer.addClass('lg-hide-items');

}, _this.s.hideBarsDelay);

});

_this.$outer.trigger('mousemove.lg');

};

Plugin.prototype.structure = function() {

var list = '';

var controls = '';

var i = 0;

var subHtmlCont = '';

var template;

var _this = this;

$('body').append('<div class="lg-backdrop"></div>');

$('.lg-backdrop').css('transition-duration', this.s.backdropDuration + 'ms');

// Create gallery items

for (i = 0; i < this.$items.length; i++) {

list += '<div class="lg-item"></div>';

}

// Create controlls

if (this.s.controls && this.$items.length > 1) {

controls = '<div class="lg-actions">' +

'<button class="lg-prev lg-icon">' + this.s.prevHtml + '</button>' +

'<button class="lg-next lg-icon">' + this.s.nextHtml + '</button>' +

'</div>';

}

if (this.s.appendSubHtmlTo === '.lg-sub-html') {

subHtmlCont = '<div class="lg-sub-html"></div>';

}

template = '<div class="lg-outer ' + this.s.addClass + ' ' + this.s.startClass + '">' +

'<div class="lg" style="width:' + this.s.width + '; height:' + this.s.height + '">' +

'<div class="lg-inner">' + list + '</div>' +

'<div class="lg-toolbar lg-group">' +

'<span class="lg-close lg-icon"></span>' +

'</div>' +

controls +

subHtmlCont +

'</div>' +

'</div>';

$('body').append(template);

this.$outer = $('.lg-outer');

this.$slide = this.$outer.find('.lg-item');

if (this.s.useLeft) {

this.$outer.addClass('lg-use-left');

// Set mode lg-slide if use left is true;

this.s.mode = 'lg-slide';

} else {

this.$outer.addClass('lg-use-css3');

}

// For fixed height gallery

_this.setTop();

$(window).on('resize.lg orientationchange.lg', function() {

setTimeout(function() {

_this.setTop();

}, 100);

});

// add class lg-current to remove initial transition

this.$slide.eq(this.index).addClass('lg-current');

// add Class for css support and transition mode

if (this.doCss()) {

this.$outer.addClass('lg-css3');

} else {

this.$outer.addClass('lg-css');

// Set speed 0 because no animation will happen if browser doesn't support css3

this.s.speed = 0;

}

this.$outer.addClass(this.s.mode);

if (this.s.enableDrag && this.$items.length > 1) {

this.$outer.addClass('lg-grab');

}

if (this.s.showAfterLoad) {

this.$outer.addClass('lg-show-after-load');

}

if (this.doCss()) {

var $inner = this.$outer.find('.lg-inner');

$inner.css('transition-timing-function', this.s.cssEasing);

$inner.css('transition-duration', this.s.speed + 'ms');

}

setTimeout(function() {

$('.lg-backdrop').addClass('in');

});

setTimeout(function() {

_this.$outer.addClass('lg-visible');

}, this.s.backdropDuration);

if (this.s.download) {

this.$outer.find('.lg-toolbar').append('<a id="lg-download" target="_blank" download class="lg-download lg-icon"></a>');

}

// Store the current scroll top value to scroll back after closing the gallery..

this.prevScrollTop = $(window).scrollTop();

};

// For fixed height gallery

Plugin.prototype.setTop = function() {

if (this.s.height !== '100%') {

var wH = $(window).height();

var top = (wH - parseInt(this.s.height, 10)) / 2;

var $lGallery = this.$outer.find('.lg');

if (wH >= parseInt(this.s.height, 10)) {

$lGallery.css('top', top + 'px');

} else {

$lGallery.css('top', '0px');

}

};

// Find css3 support

Plugin.prototype.doCss = function() {

// check for css animation support

var support = function() {

var transition = ['transition', 'MozTransition', 'WebkitTransition', 'OTransition', 'msTransition', 'KhtmlTransition'];

var root = document.documentElement;

var i = 0;

for (i = 0; i < transition.length; i++) {

if (transition[i] in root.style) {

return true;

}

};

if (support()) {

return true;

}

return false;

};

/**

*  @desc Check the given src is video

*  @param {String} src

*  @return {Object} video type

*  Ex:{ youtube  :  ["//www.youtube.com/watch?v=c0asJgSyxcY", "c0asJgSyxcY"] }

Plugin.prototype.isVideo = function(src, index) {

var html;

if (this.s.dynamic) {

html = this.s.dynamicEl[index].html;

} else {

html = this.$items.eq(index).attr('data-html');

}

if (!src) {

if(html) {

return {

html5: true

};

} else {

console.error('lightGallery :- data-src is not pvovided on slide item ' + (index + 1) + '. Please make sure the selector property is properly configured. More info - http://sachinchoolur.github.io/lightGallery/demos/html-markup.html');

return false;

}

var youtube = src.match(/\/\/(?:www\.)?youtu(?:\.be|be\.com)\/(?:watch\?v=|embed\/)?([a-z0-9\-\_\%]+)/i);

var vimeo = src.match(/\/\/(?:www\.)?vimeo.com\/([0-9a-z\-_]+)/i);

var dailymotion = src.match(/\/\/(?:www\.)?dai.ly\/([0-9a-z\-_]+)/i);

var vk = src.match(/\/\/(?:www\.)?(?:vk\.com|vkontakte\.ru)\/(?:video_ext\.php\?)(.*)/i);

if (youtube) {

return {

youtube: youtube

};

} else if (vimeo) {

return {

vimeo: vimeo

};

} else if (dailymotion) {

return {

dailymotion: dailymotion

};

} else if (vk) {

return {

vk: vk

};

}

};

/**

*  @desc Create image counter

*  Ex: 1/10

Plugin.prototype.counter = function() {

if (this.s.counter) {

$(this.s.appendCounterTo).append('<div id="lg-counter"><span id="lg-counter-current">' + (parseInt(this.index, 10) + 1) + '</span> / <span id="lg-counter-all">' + this.$items.length + '</span></div>');

}

};

/**

*  @desc add sub-html into the slide

*  @param {Number} index - index of the slide

Plugin.prototype.addHtml = function(index) {

var subHtml = null;

var subHtmlUrl;

var $currentEle;

if (this.s.dynamic) {

if (this.s.dynamicEl[index].subHtmlUrl) {

subHtmlUrl = this.s.dynamicEl[index].subHtmlUrl;

} else {

subHtml = this.s.dynamicEl[index].subHtml;

}

} else {

$currentEle = this.$items.eq(index);

if ($currentEle.attr('data-sub-html-url')) {

subHtmlUrl = $currentEle.attr('data-sub-html-url');

} else {

subHtml = $currentEle.attr('data-sub-html');

if (this.s.getCaptionFromTitleOrAlt && !subHtml) {

subHtml = $currentEle.attr('title') || $currentEle.find('img').first().attr('alt');

}

if (!subHtmlUrl) {

if (typeof subHtml !== 'undefined' && subHtml !== null) {

// get first letter of subhtml

// if first letter starts with . or # get the html form the jQuery object

var fL = subHtml.substring(0, 1);

if (fL === '.' || fL === '#') {

if (this.s.subHtmlSelectorRelative && !this.s.dynamic) {

subHtml = $currentEle.find(subHtml).html();

} else {

subHtml = $(subHtml).html();

}

} else {

subHtml = '';

}

if (this.s.appendSubHtmlTo === '.lg-sub-html') {

if (subHtmlUrl) {

this.$outer.find(this.s.appendSubHtmlTo).load(subHtmlUrl);

} else {

this.$outer.find(this.s.appendSubHtmlTo).html(subHtml);

}

} else {

if (subHtmlUrl) {

this.$slide.eq(index).load(subHtmlUrl);

} else {

this.$slide.eq(index).append(subHtml);

}

// Add lg-empty-html class if title doesn't exist

if (typeof subHtml !== 'undefined' && subHtml !== null) {

if (subHtml === '') {

this.$outer.find(this.s.appendSubHtmlTo).addClass('lg-empty-html');

} else {

this.$outer.find(this.s.appendSubHtmlTo).removeClass('lg-empty-html');

}

this.$el.trigger('onAfterAppendSubHtml.lg', [index]);

};

/**

*  @desc Preload slides

*  @param {Number} index - index of the slide

Plugin.prototype.preload = function(index) {

var i = 1;

var j = 1;

for (i = 1; i <= this.s.preload; i++) {

if (i >= this.$items.length - index) {

break;

}

this.loadContent(index + i, false, 0);

}

for (j = 1; j <= this.s.preload; j++) {

if (index - j < 0) {

break;

}

this.loadContent(index - j, false, 0);

}

};

/**

*  @desc Load slide content into slide.

*  @param {Number} index - index of the slide.

*  @param {Boolean} rec - if true call loadcontent() function again.

*  @param {Boolean} delay - delay for adding complete class. it is 0 except first time.

Plugin.prototype.loadContent = function(index, rec, delay) {

var _this = this;

var _hasPoster = false;

var _$img;

var _src;

var _poster;

var _srcset;

var _sizes;

var _html;

var getResponsiveSrc = function(srcItms) {

var rsWidth = [];

var rsSrc = [];

for (var i = 0; i < srcItms.length; i++) {

var __src = srcItms[i].split(' ');

// Manage empty space

if (__src[0] === '') {

__src.splice(0, 1);

}

rsSrc.push(__src[0]);

rsWidth.push(__src[1]);

}

var wWidth = $(window).width();

for (var j = 0; j < rsWidth.length; j++) {

if (parseInt(rsWidth[j], 10) > wWidth) {

_src = rsSrc[j];

break;

}

};

if (_this.s.dynamic) {

if (_this.s.dynamicEl[index].poster) {

_hasPoster = true;

_poster = _this.s.dynamicEl[index].poster;

}

_html = _this.s.dynamicEl[index].html;

_src = _this.s.dynamicEl[index].src;

if (_this.s.dynamicEl[index].responsive) {

var srcDyItms = _this.s.dynamicEl[index].responsive.split(',');

getResponsiveSrc(srcDyItms);

}

_srcset = _this.s.dynamicEl[index].srcset;

_sizes = _this.s.dynamicEl[index].sizes;

} else {

if (_this.$items.eq(index).attr('data-poster')) {

_hasPoster = true;

_poster = _this.$items.eq(index).attr('data-poster');

}

_html = _this.$items.eq(index).attr('data-html');

_src = _this.$items.eq(index).attr('href') || _this.$items.eq(index).attr('data-src');

if (_this.$items.eq(index).attr('data-responsive')) {

var srcItms = _this.$items.eq(index).attr('data-responsive').split(',');

getResponsiveSrc(srcItms);

}

_srcset = _this.$items.eq(index).attr('data-srcset');

_sizes = _this.$items.eq(index).attr('data-sizes');

}

//if (_src || _srcset || _sizes || _poster) {

var iframe = false;

if (_this.s.dynamic) {

if (_this.s.dynamicEl[index].iframe) {

iframe = true;

}

} else {

if (_this.$items.eq(index).attr('data-iframe') === 'true') {

iframe = true;

}

var _isVideo = _this.isVideo(_src, index);

if (!_this.$slide.eq(index).hasClass('lg-loaded')) {

if (iframe) {

_this.$slide.eq(index).prepend('<div class="lg-video-cont lg-has-iframe" style="max-width:' + _this.s.iframeMaxWidth + '"><div class="lg-video"><iframe class="lg-object" frameborder="0" src="' + _src + '"  allowfullscreen="true"></iframe></div></div>');

} else if (_hasPoster) {

var videoClass = '';

if (_isVideo && _isVideo.youtube) {

videoClass = 'lg-has-youtube';

} else if (_isVideo && _isVideo.vimeo) {

videoClass = 'lg-has-vimeo';

} else {

videoClass = 'lg-has-html5';

}

_this.$slide.eq(index).prepend('<div class="lg-video-cont ' + videoClass + ' "><div class="lg-video"><span class="lg-video-play"></span><img class="lg-object lg-has-poster" src="' + _poster + '" /></div></div>');

} else if (_isVideo) {

_this.$slide.eq(index).prepend('<div class="lg-video-cont "><div class="lg-video"></div></div>');

_this.$el.trigger('hasVideo.lg', [index, _src, _html]);

} else {

_this.$slide.eq(index).prepend('<div class="lg-img-wrap"><img class="lg-object lg-image" src="' + _src + '" /></div>');

}

_this.$el.trigger('onAferAppendSlide.lg', [index]);

_$img = _this.$slide.eq(index).find('.lg-object');

if (_sizes) {

_$img.attr('sizes', _sizes);

}

if (_srcset) {

_$img.attr('srcset', _srcset);

try {

picturefill({

elements: [_$img[0]]

});

} catch (e) {

console.warn('lightGallery :- If you want srcset to be supported for older browser please include picturefil version 2 javascript library in your document.');

}

if (this.s.appendSubHtmlTo !== '.lg-sub-html') {

_this.addHtml(index);

}

_this.$slide.eq(index).addClass('lg-loaded');

}

_this.$slide.eq(index).find('.lg-object').on('load.lg error.lg', function() {

// For first time add some delay for displaying the start animation.

var _speed = 0;

// Do not change the delay value because it is required for zoom plugin.

// If gallery opened from direct url (hash) speed value should be 0

if (delay && !$('body').hasClass('lg-from-hash')) {

_speed = delay;

}

setTimeout(function() {

_this.$slide.eq(index).addClass('lg-complete');

_this.$el.trigger('onSlideItemLoad.lg', [index, delay || 0]);

}, _speed);

});

// @todo check load state for html5 videos

if (_isVideo && _isVideo.html5 && !_hasPoster) {

_this.$slide.eq(index).addClass('lg-complete');

}

if (rec === true) {

if (!_this.$slide.eq(index).hasClass('lg-complete')) {

_this.$slide.eq(index).find('.lg-object').on('load.lg error.lg', function() {

_this.preload(index);

});

} else {

_this.preload(index);

}

//}

};

/**

*   @desc slide function for lightgallery

** Slide() gets call on start

** ** Set lg.on true once slide() function gets called.

** Call loadContent() on slide() function inside setTimeout

** ** On first slide we do not want any animation like slide of fade

** ** So on first slide( if lg.on if false that is first slide) loadContent() should start loading immediately

** ** Else loadContent() should wait for the transition to complete.

** ** So set timeout s.speed + 50

<=> ** loadContent() will load slide content in to the particular slide

** ** It has recursion (rec) parameter. if rec === true loadContent() will call preload() function.

** ** preload will execute only when the previous slide is fully loaded (images iframe)

** ** avoid simultaneous image load

<=> ** Preload() will check for s.preload value and call loadContent() again accoring to preload value

** loadContent()  <====> Preload();

*   @param {Number} index - index of the slide

*   @param {Boolean} fromTouch - true if slide function called via touch event or mouse drag

*   @param {Boolean} fromThumb - true if slide function called via thumbnail click

*   @param {String} direction - Direction of the slide(next/prev)

Plugin.prototype.slide = function(index, fromTouch, fromThumb, direction) {

var _prevIndex = this.$outer.find('.lg-current').index();

var _this = this;

// Prevent if multiple call

// Required for hsh plugin

if (_this.lGalleryOn && (_prevIndex === index)) {

return;

}

var _length = this.$slide.length;

var _time = _this.lGalleryOn ? this.s.speed : 0;

if (!_this.lgBusy) {

if (this.s.download) {

var _src;

if (_this.s.dynamic) {

_src = _this.s.dynamicEl[index].downloadUrl !== false && (_this.s.dynamicEl[index].downloadUrl || _this.s.dynamicEl[index].src);

} else {

_src = _this.$items.eq(index).attr('data-download-url') !== 'false' && (_this.$items.eq(index).attr('data-download-url') || _this.$items.eq(index).attr('href') || _this.$items.eq(index).attr('data-src'));

}

if (_src) {

$('#lg-download').attr('href', _src);

_this.$outer.removeClass('lg-hide-download');

} else {

_this.$outer.addClass('lg-hide-download');

}

this.$el.trigger('onBeforeSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);

_this.lgBusy = true;

clearTimeout(_this.hideBartimeout);

// Add title if this.s.appendSubHtmlTo === lg-sub-html

if (this.s.appendSubHtmlTo === '.lg-sub-html') {

// wait for slide animation to complete

setTimeout(function() {

_this.addHtml(index);

}, _time);

}

this.arrowDisable(index);

if (!direction) {

if (index < _prevIndex) {

direction = 'prev';

} else if (index > _prevIndex) {

direction = 'next';

}

if (!fromTouch) {

// remove all transitions

_this.$outer.addClass('lg-no-trans');

this.$slide.removeClass('lg-prev-slide lg-next-slide');

if (direction === 'prev') {

//prevslide

this.$slide.eq(index).addClass('lg-prev-slide');

this.$slide.eq(_prevIndex).addClass('lg-next-slide');

} else {

// next slide

this.$slide.eq(index).addClass('lg-next-slide');

this.$slide.eq(_prevIndex).addClass('lg-prev-slide');

}

// give 50 ms for browser to add/remove class

setTimeout(function() {

_this.$slide.removeClass('lg-current');

//_this.$slide.eq(_prevIndex).removeClass('lg-current');

_this.$slide.eq(index).addClass('lg-current');

// reset all transitions

_this.$outer.removeClass('lg-no-trans');

}, 50);

} else {

this.$slide.removeClass('lg-prev-slide lg-current lg-next-slide');

var touchPrev;

var touchNext;

if (_length > 2) {

touchPrev = index - 1;

touchNext = index + 1;

if ((index === 0) && (_prevIndex === _length - 1)) {

// next slide

touchNext = 0;

touchPrev = _length - 1;

} else if ((index === _length - 1) && (_prevIndex === 0)) {

// prev slide

touchNext = 0;

touchPrev = _length - 1;

}

} else {

touchPrev = 0;

touchNext = 1;

}

if (direction === 'prev') {

_this.$slide.eq(touchNext).addClass('lg-next-slide');

} else {

_this.$slide.eq(touchPrev).addClass('lg-prev-slide');

}

_this.$slide.eq(index).addClass('lg-current');

}

if (_this.lGalleryOn) {

setTimeout(function() {

_this.loadContent(index, true, 0);

}, this.s.speed + 50);

setTimeout(function() {

_this.lgBusy = false;

_this.$el.trigger('onAfterSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);

}, this.s.speed);

} else {

_this.loadContent(index, true, _this.s.backdropDuration);

_this.lgBusy = false;

_this.$el.trigger('onAfterSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);

}

_this.lGalleryOn = true;

if (this.s.counter) {

$('#lg-counter-current').text(index + 1);

}

_this.index = index;

};

/**

*  @desc Go to next slide

*  @param {Boolean} fromTouch - true if slide function called via touch event

Plugin.prototype.goToNextSlide = function(fromTouch) {

var _this = this;

var _loop = _this.s.loop;

if (fromTouch && _this.$slide.length < 3) {

_loop = false;

}

if (!_this.lgBusy) {

if ((_this.index + 1) < _this.$slide.length) {

_this.index++;

_this.$el.trigger('onBeforeNextSlide.lg', [_this.index]);

_this.slide(_this.index, fromTouch, false, 'next');

} else {

if (_loop) {

_this.index = 0;

_this.$el.trigger('onBeforeNextSlide.lg', [_this.index]);

_this.slide(_this.index, fromTouch, false, 'next');

} else if (_this.s.slideEndAnimatoin && !fromTouch) {

_this.$outer.addClass('lg-right-end');

setTimeout(function() {

_this.$outer.removeClass('lg-right-end');

}, 400);

}

};

/**

*  @desc Go to previous slide

*  @param {Boolean} fromTouch - true if slide function called via touch event

Plugin.prototype.goToPrevSlide = function(fromTouch) {

var _this = this;

var _loop = _this.s.loop;

if (fromTouch && _this.$slide.length < 3) {

_loop = false;

}

if (!_this.lgBusy) {

if (_this.index > 0) {

_this.index--;

_this.$el.trigger('onBeforePrevSlide.lg', [_this.index, fromTouch]);

_this.slide(_this.index, fromTouch, false, 'prev');

} else {

if (_loop) {

_this.index = _this.$items.length - 1;

_this.$el.trigger('onBeforePrevSlide.lg', [_this.index, fromTouch]);

_this.slide(_this.index, fromTouch, false, 'prev');

} else if (_this.s.slideEndAnimatoin && !fromTouch) {

_this.$outer.addClass('lg-left-end');

setTimeout(function() {

_this.$outer.removeClass('lg-left-end');

}, 400);

}

};

Plugin.prototype.keyPress = function() {

var _this = this;

if (this.$items.length > 1) {

$(window).on('keyup.lg', function(e) {

if (_this.$items.length > 1) {

if (e.keyCode === 37) {

e.preventDefault();

_this.goToPrevSlide();

}

if (e.keyCode === 39) {

e.preventDefault();

_this.goToNextSlide();

}

});

}

$(window).on('keydown.lg', function(e) {

if (_this.s.escKey === true && e.keyCode === 27) {

e.preventDefault();

if (!_this.$outer.hasClass('lg-thumb-open')) {

_this.destroy();

} else {

_this.$outer.removeClass('lg-thumb-open');

}

});

};

Plugin.prototype.arrow = function() {

var _this = this;

this.$outer.find('.lg-prev').on('click.lg', function() {

_this.goToPrevSlide();

});

this.$outer.find('.lg-next').on('click.lg', function() {

_this.goToNextSlide();

});

};

Plugin.prototype.arrowDisable = function(index) {

// Disable arrows if s.hideControlOnEnd is true

if (!this.s.loop && this.s.hideControlOnEnd) {

if ((index + 1) < this.$slide.length) {

this.$outer.find('.lg-next').removeAttr('disabled').removeClass('disabled');

} else {

this.$outer.find('.lg-next').attr('disabled', 'disabled').addClass('disabled');

}

if (index > 0) {

this.$outer.find('.lg-prev').removeAttr('disabled').removeClass('disabled');

} else {

this.$outer.find('.lg-prev').attr('disabled', 'disabled').addClass('disabled');

}

};

Plugin.prototype.setTranslate = function($el, xValue, yValue) {

// jQuery supports Automatic CSS prefixing since jQuery 1.8.0

if (this.s.useLeft) {

$el.css('left', xValue);

} else {

$el.css({

transform: 'translate3d(' + (xValue) + 'px, ' + yValue + 'px, 0px)'

});

}

};

Plugin.prototype.touchMove = function(startCoords, endCoords) {

var distance = endCoords - startCoords;

if (Math.abs(distance) > 15) {

// reset opacity and transition duration

this.$outer.addClass('lg-dragging');

// move current slide

this.setTranslate(this.$slide.eq(this.index), distance, 0);

// move next and prev slide with current slide

this.setTranslate($('.lg-prev-slide'), -this.$slide.eq(this.index).width() + distance, 0);

this.setTranslate($('.lg-next-slide'), this.$slide.eq(this.index).width() + distance, 0);

}

};

Plugin.prototype.touchEnd = function(distance) {

var _this = this;

// keep slide animation for any mode while dragg/swipe

if (_this.s.mode !== 'lg-slide') {

_this.$outer.addClass('lg-slide');

}

this.$slide.not('.lg-current, .lg-prev-slide, .lg-next-slide').css('opacity', '0');

// set transition duration

setTimeout(function() {

_this.$outer.removeClass('lg-dragging');

if ((distance < 0) && (Math.abs(distance) > _this.s.swipeThreshold)) {

_this.goToNextSlide(true);

} else if ((distance > 0) && (Math.abs(distance) > _this.s.swipeThreshold)) {

_this.goToPrevSlide(true);

} else if (Math.abs(distance) < 5) {

// Trigger click if distance is less than 5 pix

_this.$el.trigger('onSlideClick.lg');

}

_this.$slide.removeAttr('style');

});

// remove slide class once drag/swipe is completed if mode is not slide

setTimeout(function() {

if (!_this.$outer.hasClass('lg-dragging') && _this.s.mode !== 'lg-slide') {

_this.$outer.removeClass('lg-slide');

}

}, _this.s.speed + 100);

};

Plugin.prototype.enableSwipe = function() {

var _this = this;

var startCoords = 0;

var endCoords = 0;

var isMoved = false;

if (_this.s.enableSwipe && _this.doCss()) {

_this.$slide.on('touchstart.lg', function(e) {

if (!_this.$outer.hasClass('lg-zoomed') && !_this.lgBusy) {

e.preventDefault();

_this.manageSwipeClass();

startCoords = e.originalEvent.targetTouches[0].pageX;

}

});

_this.$slide.on('touchmove.lg', function(e) {

if (!_this.$outer.hasClass('lg-zoomed')) {

e.preventDefault();

endCoords = e.originalEvent.targetTouches[0].pageX;

_this.touchMove(startCoords, endCoords);

isMoved = true;

}

});

_this.$slide.on('touchend.lg', function() {

if (!_this.$outer.hasClass('lg-zoomed')) {

if (isMoved) {

isMoved = false;

_this.touchEnd(endCoords - startCoords);

} else {

_this.$el.trigger('onSlideClick.lg');

}

});

}

};

Plugin.prototype.enableDrag = function() {

var _this = this;

var startCoords = 0;

var endCoords = 0;

var isDraging = false;

var isMoved = false;

if (_this.s.enableDrag && _this.doCss()) {

_this.$slide.on('mousedown.lg', function(e) {

// execute only on .lg-object

if (!_this.$outer.hasClass('lg-zoomed')) {

if ($(e.target).hasClass('lg-object') || $(e.target).hasClass('lg-video-play')) {

e.preventDefault();

if (!_this.lgBusy) {

_this.manageSwipeClass();

startCoords = e.pageX;

isDraging = true;

// ** Fix for webkit cursor issue https://code.google.com/p/chromium/issues/detail?id=26723

_this.$outer.scrollLeft += 1;

_this.$outer.scrollLeft -= 1;

// *

_this.$outer.removeClass('lg-grab').addClass('lg-grabbing');

_this.$el.trigger('onDragstart.lg');

}

});

$(window).on('mousemove.lg', function(e) {

if (isDraging) {

isMoved = true;

endCoords = e.pageX;

_this.touchMove(startCoords, endCoords);

_this.$el.trigger('onDragmove.lg');

}

});

$(window).on('mouseup.lg', function(e) {

if (isMoved) {

isMoved = false;

_this.touchEnd(endCoords - startCoords);

_this.$el.trigger('onDragend.lg');

} else if ($(e.target).hasClass('lg-object') || $(e.target).hasClass('lg-video-play')) {

_this.$el.trigger('onSlideClick.lg');

}

// Prevent execution on click

if (isDraging) {

isDraging = false;

_this.$outer.removeClass('lg-grabbing').addClass('lg-grab');

}

});

}

};

Plugin.prototype.manageSwipeClass = function() {

var _touchNext = this.index + 1;

var _touchPrev = this.index - 1;

if (this.s.loop && this.$slide.length > 2) {

if (this.index === 0) {

_touchPrev = this.$slide.length - 1;

} else if (this.index === this.$slide.length - 1) {

_touchNext = 0;

}

this.$slide.removeClass('lg-next-slide lg-prev-slide');

if (_touchPrev > -1) {

this.$slide.eq(_touchPrev).addClass('lg-prev-slide');

}

this.$slide.eq(_touchNext).addClass('lg-next-slide');

};

Plugin.prototype.mousewheel = function() {

var _this = this;

_this.$outer.on('mousewheel.lg', function(e) {

if (!e.deltaY) {

return;

}

if (e.deltaY > 0) {

_this.goToPrevSlide();

} else {

_this.goToNextSlide();

}

e.preventDefault();

});

};

Plugin.prototype.closeGallery = function() {

var _this = this;

var mousedown = false;

this.$outer.find('.lg-close').on('click.lg', function() {

_this.destroy();

});

if (_this.s.closable) {

// If you drag the slide and release outside gallery gets close on chrome

// for preventing this check mousedown and mouseup happened on .lg-item or lg-outer

_this.$outer.on('mousedown.lg', function(e) {

if ($(e.target).is('.lg-outer') || $(e.target).is('.lg-item ') || $(e.target).is('.lg-img-wrap')) {

mousedown = true;

} else {

mousedown = false;

}

});

_this.$outer.on('mouseup.lg', function(e) {

if ($(e.target).is('.lg-outer') || $(e.target).is('.lg-item ') || $(e.target).is('.lg-img-wrap') && mousedown) {

if (!_this.$outer.hasClass('lg-dragging')) {

_this.destroy();

}

});

}

};

Plugin.prototype.destroy = function(d) {

var _this = this;

if (!d) {

_this.$el.trigger('onBeforeClose.lg');

$(window).scrollTop(_this.prevScrollTop);

}

/**

* if d is false or undefined destroy will only close the gallery

* plugins instance remains with the element

* if d is true destroy will completely remove the plugin

if (d) {

if (!_this.s.dynamic) {

// only when not using dynamic mode is $items a jquery collection

this.$items.off('click.lg click.lgcustom');

}

$.removeData(_this.el, 'lightGallery');

}

// Unbind all events added by lightGallery

this.$el.off('.lg.tm');

// Distroy all lightGallery modules

$.each($.fn.lightGallery.modules, function(key) {

if (_this.modules[key]) {

_this.modules[key].destroy();

}

});

this.lGalleryOn = false;

clearTimeout(_this.hideBartimeout);

this.hideBartimeout = false;

$(window).off('.lg');

$('body').removeClass('lg-on lg-from-hash');

if (_this.$outer) {

_this.$outer.removeClass('lg-visible');

}

$('.lg-backdrop').removeClass('in');

setTimeout(function() {

if (_this.$outer) {

_this.$outer.remove();

}

$('.lg-backdrop').remove();

if (!d) {

_this.$el.trigger('onCloseAfter.lg');

}

}, _this.s.backdropDuration + 50);

};

$.fn.lightGallery = function(options) {

return this.each(function() {

if (!$.data(this, 'lightGallery')) {

$.data(this, 'lightGallery', new Plugin(this, options));

} else {

try {

$(this).data('lightGallery').init();

} catch (err) {

console.error('lightGallery has not initiated properly');

}

});

};

$.fn.lightGallery.modules = {};

})();

}));