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Filename : lightgallery-all.js
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/*! lightgallery - v1.2.21 - 2016-06-28

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

* Copyright (c) 2016 Sachin N; Licensed Apache 2.0 */

(function($, window, document, undefined) {



    '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();

                    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);



        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();

            }

        }



        _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);



        });



    };



    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">' +

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

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

                '</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 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');

        }



        $('.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 && html) {

            return {

                html5: true

            };

        }



        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" 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.error('Make sure you have included Picturefill version 2');

                }

            }



            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

    */

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



        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;

        var _next = false;

        var _prev = false;



        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 (!fromTouch) {



                // remove all transitions

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



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



                if (index < _prevIndex) {

                    _prev = true;

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

                        _prev = false;

                        _next = true;

                    }

                } else if (index > _prevIndex) {

                    _next = true;

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

                        _prev = true;

                        _next = false;

                    }

                }



                if (_prev) {



                    //prevslide

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

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

                } else if (_next) {



                    // 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 {



                var touchPrev = index - 1;

                var 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;

                }



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

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

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

            }



        }



    };



    /**

     *  @desc Go to next slide

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

     */

    Plugin.prototype.goToNextSlide = function(fromTouch) {

        var _this = this;

        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);

            } else {

                if (_this.s.loop) {

                    _this.index = 0;

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

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

                } else if (_this.s.slideEndAnimatoin) {

                    _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;

        if (!_this.lgBusy) {

            if (_this.index > 0) {

                _this.index--;

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

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

            } else {

                if (_this.s.loop) {

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

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

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

                } else if (_this.s.slideEndAnimatoin) {

                    _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.isTouch && _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.isTouch && _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;

        var length = this.$slide.length;

        if (this.s.loop) {

            if (this.index === 0) {

                touchPrev = length - 1;

            } else if (this.index === 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 = {};



})(jQuery, window, document);



/**

 * Autoplay Plugin

 * @version 1.2.0

 * @author Sachin N - @sachinchoolur

 * @license MIT License (MIT)

 */



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        autoplay: false,

        pause: 5000,

        progressBar: true,

        fourceAutoplay: false,

        autoplayControls: true,

        appendAutoplayControlsTo: '.lg-toolbar'

    };



    /**

     * Creates the autoplay plugin.

     * @param {object} element - lightGallery element

     */

    var Autoplay = function(element) {



        this.core = $(element).data('lightGallery');



        this.$el = $(element);



        // Execute only if items are above 1

        if (this.core.$items.length < 2) {

            return false;

        }



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

        this.interval = false;



        // Identify if slide happened from autoplay

        this.fromAuto = true;



        // Identify if autoplay canceled from touch/drag

        this.canceledOnTouch = false;



        // save fourceautoplay value

        this.fourceAutoplayTemp = this.core.s.fourceAutoplay;



        // do not allow progress bar if browser does not support css3 transitions

        if (!this.core.doCss()) {

            this.core.s.progressBar = false;

        }



        this.init();



        return this;

    };



    Autoplay.prototype.init = function() {

        var _this = this;



        // append autoplay controls

        if (_this.core.s.autoplayControls) {

            _this.controls();

        }



        // Create progress bar

        if (_this.core.s.progressBar) {

            _this.core.$outer.find('.lg').append('<div class="lg-progress-bar"><div class="lg-progress"></div></div>');

        }



        // set progress

        _this.progress();



        // Start autoplay

        if (_this.core.s.autoplay) {

            _this.startlAuto();

        }



        // cancel interval on touchstart and dragstart

        _this.$el.on('onDragstart.lg.tm touchstart.lg.tm', function() {

            if (_this.interval) {

                _this.cancelAuto();

                _this.canceledOnTouch = true;

            }

        });



        // restore autoplay if autoplay canceled from touchstart / dragstart

        _this.$el.on('onDragend.lg.tm touchend.lg.tm onSlideClick.lg.tm', function() {

            if (!_this.interval && _this.canceledOnTouch) {

                _this.startlAuto();

                _this.canceledOnTouch = false;

            }

        });



    };



    Autoplay.prototype.progress = function() {



        var _this = this;

        var _$progressBar;

        var _$progress;



        _this.$el.on('onBeforeSlide.lg.tm', function() {



            // start progress bar animation

            if (_this.core.s.progressBar && _this.fromAuto) {

                _$progressBar = _this.core.$outer.find('.lg-progress-bar');

                _$progress = _this.core.$outer.find('.lg-progress');

                if (_this.interval) {

                    _$progress.removeAttr('style');

                    _$progressBar.removeClass('lg-start');

                    setTimeout(function() {

                        _$progress.css('transition', 'width ' + (_this.core.s.speed + _this.core.s.pause) + 'ms ease 0s');

                        _$progressBar.addClass('lg-start');

                    }, 20);

                }

            }



            // Remove setinterval if slide is triggered manually and fourceautoplay is false

            if (!_this.fromAuto && !_this.core.s.fourceAutoplay) {

                _this.cancelAuto();

            }



            _this.fromAuto = false;



        });

    };



    // Manage autoplay via play/stop buttons

    Autoplay.prototype.controls = function() {

        var _this = this;

        var _html = '<span class="lg-autoplay-button lg-icon"></span>';



        // Append autoplay controls

        $(this.core.s.appendAutoplayControlsTo).append(_html);



        _this.core.$outer.find('.lg-autoplay-button').on('click.lg', function() {

            if ($(_this.core.$outer).hasClass('lg-show-autoplay')) {

                _this.cancelAuto();

                _this.core.s.fourceAutoplay = false;

            } else {

                if (!_this.interval) {

                    _this.startlAuto();

                    _this.core.s.fourceAutoplay = _this.fourceAutoplayTemp;

                }

            }

        });

    };



    // Autostart gallery

    Autoplay.prototype.startlAuto = function() {

        var _this = this;



        _this.core.$outer.find('.lg-progress').css('transition', 'width ' + (_this.core.s.speed + _this.core.s.pause) + 'ms ease 0s');

        _this.core.$outer.addClass('lg-show-autoplay');

        _this.core.$outer.find('.lg-progress-bar').addClass('lg-start');



        _this.interval = setInterval(function() {

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

                _this.core.index++;

            } else {

                _this.core.index = 0;

            }



            _this.fromAuto = true;

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

        }, _this.core.s.speed + _this.core.s.pause);

    };



    // cancel Autostart

    Autoplay.prototype.cancelAuto = function() {

        clearInterval(this.interval);

        this.interval = false;

        this.core.$outer.find('.lg-progress').removeAttr('style');

        this.core.$outer.removeClass('lg-show-autoplay');

        this.core.$outer.find('.lg-progress-bar').removeClass('lg-start');

    };



    Autoplay.prototype.destroy = function() {



        this.cancelAuto();

        this.core.$outer.find('.lg-progress-bar').remove();

    };



    $.fn.lightGallery.modules.autoplay = Autoplay;



})(jQuery, window, document);



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        fullScreen: true

    };



    var Fullscreen = function(element) {



        // get lightGallery core plugin data

        this.core = $(element).data('lightGallery');



        this.$el = $(element);



        // extend module defalut settings with lightGallery core settings

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



        this.init();



        return this;

    };



    Fullscreen.prototype.init = function() {

        var fullScreen = '';

        if (this.core.s.fullScreen) {



            // check for fullscreen browser support

            if (!document.fullscreenEnabled && !document.webkitFullscreenEnabled &&

                !document.mozFullScreenEnabled && !document.msFullscreenEnabled) {

                return;

            } else {

                fullScreen = '<span class="lg-fullscreen lg-icon"></span>';

                this.core.$outer.find('.lg-toolbar').append(fullScreen);

                this.fullScreen();

            }

        }

    };



    Fullscreen.prototype.requestFullscreen = function() {

        var el = document.documentElement;

        if (el.requestFullscreen) {

            el.requestFullscreen();

        } else if (el.msRequestFullscreen) {

            el.msRequestFullscreen();

        } else if (el.mozRequestFullScreen) {

            el.mozRequestFullScreen();

        } else if (el.webkitRequestFullscreen) {

            el.webkitRequestFullscreen();

        }

    };



    Fullscreen.prototype.exitFullscreen = function() {

        if (document.exitFullscreen) {

            document.exitFullscreen();

        } else if (document.msExitFullscreen) {

            document.msExitFullscreen();

        } else if (document.mozCancelFullScreen) {

            document.mozCancelFullScreen();

        } else if (document.webkitExitFullscreen) {

            document.webkitExitFullscreen();

        }

    };



    // https://developer.mozilla.org/en-US/docs/Web/Guide/API/DOM/Using_full_screen_mode

    Fullscreen.prototype.fullScreen = function() {

        var _this = this;



        $(document).on('fullscreenchange.lg webkitfullscreenchange.lg mozfullscreenchange.lg MSFullscreenChange.lg', function() {

            _this.core.$outer.toggleClass('lg-fullscreen-on');

        });



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

            if (!document.fullscreenElement &&

                !document.mozFullScreenElement && !document.webkitFullscreenElement && !document.msFullscreenElement) {

                _this.requestFullscreen();

            } else {

                _this.exitFullscreen();

            }

        });



    };



    Fullscreen.prototype.destroy = function() {



        // exit from fullscreen if activated

        this.exitFullscreen();



        $(document).off('fullscreenchange.lg webkitfullscreenchange.lg mozfullscreenchange.lg MSFullscreenChange.lg');

    };



    $.fn.lightGallery.modules.fullscreen = Fullscreen;



})(jQuery, window, document);



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        pager: false

    };



    var Pager = function(element) {



        this.core = $(element).data('lightGallery');



        this.$el = $(element);

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

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

            this.init();

        }



        return this;

    };



    Pager.prototype.init = function() {

        var _this = this;

        var pagerList = '';

        var $pagerCont;

        var $pagerOuter;

        var timeout;



        _this.core.$outer.find('.lg').append('<div class="lg-pager-outer"></div>');



        if (_this.core.s.dynamic) {

            for (var i = 0; i < _this.core.s.dynamicEl.length; i++) {

                pagerList += '<span class="lg-pager-cont"> <span class="lg-pager"></span><div class="lg-pager-thumb-cont"><span class="lg-caret"></span> <img src="' + _this.core.s.dynamicEl[i].thumb + '" /></div></span>';

            }

        } else {

            _this.core.$items.each(function() {



                if (!_this.core.s.exThumbImage) {

                    pagerList += '<span class="lg-pager-cont"> <span class="lg-pager"></span><div class="lg-pager-thumb-cont"><span class="lg-caret"></span> <img src="' + $(this).find('img').attr('src') + '" /></div></span>';

                } else {

                    pagerList += '<span class="lg-pager-cont"> <span class="lg-pager"></span><div class="lg-pager-thumb-cont"><span class="lg-caret"></span> <img src="' + $(this).attr(_this.core.s.exThumbImage) + '" /></div></span>';

                }



            });

        }



        $pagerOuter = _this.core.$outer.find('.lg-pager-outer');



        $pagerOuter.html(pagerList);



        $pagerCont = _this.core.$outer.find('.lg-pager-cont');

        $pagerCont.on('click.lg touchend.lg', function() {

            var _$this = $(this);

            _this.core.index = _$this.index();

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

        });



        $pagerOuter.on('mouseover.lg', function() {

            clearTimeout(timeout);

            $pagerOuter.addClass('lg-pager-hover');

        });



        $pagerOuter.on('mouseout.lg', function() {

            timeout = setTimeout(function() {

                $pagerOuter.removeClass('lg-pager-hover');

            });

        });



        _this.core.$el.on('onBeforeSlide.lg.tm', function(e, prevIndex, index) {

            $pagerCont.removeClass('lg-pager-active');

            $pagerCont.eq(index).addClass('lg-pager-active');

        });



    };



    Pager.prototype.destroy = function() {



    };



    $.fn.lightGallery.modules.pager = Pager;



})(jQuery, window, document);



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        thumbnail: true,



        animateThumb: true,

        currentPagerPosition: 'middle',



        thumbWidth: 100,

        thumbContHeight: 100,

        thumbMargin: 5,



        exThumbImage: false,

        showThumbByDefault: true,

        toogleThumb: true,

        pullCaptionUp: true,



        enableThumbDrag: true,

        enableThumbSwipe: true,

        swipeThreshold: 50,



        loadYoutubeThumbnail: true,

        youtubeThumbSize: 1,



        loadVimeoThumbnail: true,

        vimeoThumbSize: 'thumbnail_small',



        loadDailymotionThumbnail: true

    };



    var Thumbnail = function(element) {



        // get lightGallery core plugin data

        this.core = $(element).data('lightGallery');



        // extend module default settings with lightGallery core settings

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



        this.$el = $(element);

        this.$thumbOuter = null;

        this.thumbOuterWidth = 0;

        this.thumbTotalWidth = (this.core.$items.length * (this.core.s.thumbWidth + this.core.s.thumbMargin));

        this.thumbIndex = this.core.index;



        // Thumbnail animation value

        this.left = 0;



        this.init();



        return this;

    };



    Thumbnail.prototype.init = function() {

        var _this = this;

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

            if (this.core.s.showThumbByDefault) {

                setTimeout(function(){

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

                }, 700);

            }



            if (this.core.s.pullCaptionUp) {

                this.core.$outer.addClass('lg-pull-caption-up');

            }



            this.build();

            if (this.core.s.animateThumb) {

                if (this.core.s.enableThumbDrag && !this.core.isTouch && this.core.doCss()) {

                    this.enableThumbDrag();

                }



                if (this.core.s.enableThumbSwipe && this.core.isTouch && this.core.doCss()) {

                    this.enableThumbSwipe();

                }



                this.thumbClickable = false;

            } else {

                this.thumbClickable = true;

            }



            this.toogle();

            this.thumbkeyPress();

        }

    };



    Thumbnail.prototype.build = function() {

        var _this = this;

        var thumbList = '';

        var vimeoErrorThumbSize = '';

        var $thumb;

        var html = '<div class="lg-thumb-outer">' +

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

            '</div>' +

            '</div>';



        switch (this.core.s.vimeoThumbSize) {

            case 'thumbnail_large':

                vimeoErrorThumbSize = '640';

                break;

            case 'thumbnail_medium':

                vimeoErrorThumbSize = '200x150';

                break;

            case 'thumbnail_small':

                vimeoErrorThumbSize = '100x75';

        }



        _this.core.$outer.addClass('lg-has-thumb');



        _this.core.$outer.find('.lg').append(html);



        _this.$thumbOuter = _this.core.$outer.find('.lg-thumb-outer');

        _this.thumbOuterWidth = _this.$thumbOuter.width();



        if (_this.core.s.animateThumb) {

            _this.core.$outer.find('.lg-thumb').css({

                width: _this.thumbTotalWidth + 'px',

                position: 'relative'

            });

        }



        if (this.core.s.animateThumb) {

            _this.$thumbOuter.css('height', _this.core.s.thumbContHeight + 'px');

        }



        function getThumb(src, thumb, index) {

            var isVideo = _this.core.isVideo(src, index) || {};

            var thumbImg;

            var vimeoId = '';



            if (isVideo.youtube || isVideo.vimeo || isVideo.dailymotion) {

                if (isVideo.youtube) {

                    if (_this.core.s.loadYoutubeThumbnail) {

                        thumbImg = '//img.youtube.com/vi/' + isVideo.youtube[1] + '/' + _this.core.s.youtubeThumbSize + '.jpg';

                    } else {

                        thumbImg = thumb;

                    }

                } else if (isVideo.vimeo) {

                    if (_this.core.s.loadVimeoThumbnail) {

                        thumbImg = '//i.vimeocdn.com/video/error_' + vimeoErrorThumbSize + '.jpg';

                        vimeoId = isVideo.vimeo[1];

                    } else {

                        thumbImg = thumb;

                    }

                } else if (isVideo.dailymotion) {

                    if (_this.core.s.loadDailymotionThumbnail) {

                        thumbImg = '//www.dailymotion.com/thumbnail/video/' + isVideo.dailymotion[1];

                    } else {

                        thumbImg = thumb;

                    }

                }

            } else {

                thumbImg = thumb;

            }



            thumbList += '<div data-vimeo-id="' + vimeoId + '" class="lg-thumb-item" style="width:' + _this.core.s.thumbWidth + 'px; margin-right: ' + _this.core.s.thumbMargin + 'px"><img src="' + thumbImg + '" /></div>';

            vimeoId = '';

        }



        if (_this.core.s.dynamic) {

            for (var i = 0; i < _this.core.s.dynamicEl.length; i++) {

                getThumb(_this.core.s.dynamicEl[i].src, _this.core.s.dynamicEl[i].thumb, i);

            }

        } else {

            _this.core.$items.each(function(i) {



                if (!_this.core.s.exThumbImage) {

                    getThumb($(this).attr('href') || $(this).attr('data-src'), $(this).find('img').attr('src'), i);

                } else {

                    getThumb($(this).attr('href') || $(this).attr('data-src'), $(this).attr(_this.core.s.exThumbImage), i);

                }



            });

        }



        _this.core.$outer.find('.lg-thumb').html(thumbList);



        $thumb = _this.core.$outer.find('.lg-thumb-item');



        // Load vimeo thumbnails

        $thumb.each(function() {

            var $this = $(this);

            var vimeoVideoId = $this.attr('data-vimeo-id');



            if (vimeoVideoId) {

                $.getJSON('//www.vimeo.com/api/v2/video/' + vimeoVideoId + '.json?callback=?', {

                    format: 'json'

                }, function(data) {

                    $this.find('img').attr('src', data[0][_this.core.s.vimeoThumbSize]);

                });

            }

        });



        // manage active class for thumbnail

        $thumb.eq(_this.core.index).addClass('active');

        _this.core.$el.on('onBeforeSlide.lg.tm', function() {

            $thumb.removeClass('active');

            $thumb.eq(_this.core.index).addClass('active');

        });



        $thumb.on('click.lg touchend.lg', function() {

            var _$this = $(this);

            setTimeout(function() {



                // In IE9 and bellow touch does not support

                // Go to slide if browser does not support css transitions

                if ((_this.thumbClickable && !_this.core.lgBusy) || !_this.core.doCss()) {

                    _this.core.index = _$this.index();

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

                }

            }, 50);

        });



        _this.core.$el.on('onBeforeSlide.lg.tm', function() {

            _this.animateThumb(_this.core.index);

        });



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

            setTimeout(function() {

                _this.animateThumb(_this.core.index);

                _this.thumbOuterWidth = _this.$thumbOuter.width();

            }, 200);

        });



    };



    Thumbnail.prototype.setTranslate = function(value) {

        // jQuery supports Automatic CSS prefixing since jQuery 1.8.0

        this.core.$outer.find('.lg-thumb').css({

            transform: 'translate3d(-' + (value) + 'px, 0px, 0px)'

        });

    };



    Thumbnail.prototype.animateThumb = function(index) {

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

        if (this.core.s.animateThumb) {

            var position;

            switch (this.core.s.currentPagerPosition) {

                case 'left':

                    position = 0;

                    break;

                case 'middle':

                    position = (this.thumbOuterWidth / 2) - (this.core.s.thumbWidth / 2);

                    break;

                case 'right':

                    position = this.thumbOuterWidth - this.core.s.thumbWidth;

            }

            this.left = ((this.core.s.thumbWidth + this.core.s.thumbMargin) * index - 1) - position;

            if (this.left > (this.thumbTotalWidth - this.thumbOuterWidth)) {

                this.left = this.thumbTotalWidth - this.thumbOuterWidth;

            }



            if (this.left < 0) {

                this.left = 0;

            }



            if (this.core.lGalleryOn) {

                if (!$thumb.hasClass('on')) {

                    this.core.$outer.find('.lg-thumb').css('transition-duration', this.core.s.speed + 'ms');

                }



                if (!this.core.doCss()) {

                    $thumb.animate({

                        left: -this.left + 'px'

                    }, this.core.s.speed);

                }

            } else {

                if (!this.core.doCss()) {

                    $thumb.css('left', -this.left + 'px');

                }

            }



            this.setTranslate(this.left);



        }

    };



    // Enable thumbnail dragging and swiping

    Thumbnail.prototype.enableThumbDrag = function() {



        var _this = this;

        var startCoords = 0;

        var endCoords = 0;

        var isDraging = false;

        var isMoved = false;

        var tempLeft = 0;



        _this.$thumbOuter.addClass('lg-grab');



        _this.core.$outer.find('.lg-thumb').on('mousedown.lg.thumb', function(e) {

            if (_this.thumbTotalWidth > _this.thumbOuterWidth) {

                // execute only on .lg-object

                e.preventDefault();

                startCoords = e.pageX;

                isDraging = true;



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

                _this.core.$outer.scrollLeft += 1;

                _this.core.$outer.scrollLeft -= 1;



                // *

                _this.thumbClickable = false;

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

            }

        });



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

            if (isDraging) {

                tempLeft = _this.left;

                isMoved = true;

                endCoords = e.pageX;



                _this.$thumbOuter.addClass('lg-dragging');



                tempLeft = tempLeft - (endCoords - startCoords);



                if (tempLeft > (_this.thumbTotalWidth - _this.thumbOuterWidth)) {

                    tempLeft = _this.thumbTotalWidth - _this.thumbOuterWidth;

                }



                if (tempLeft < 0) {

                    tempLeft = 0;

                }



                // move current slide

                _this.setTranslate(tempLeft);



            }

        });



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

            if (isMoved) {

                isMoved = false;

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



                _this.left = tempLeft;



                if (Math.abs(endCoords - startCoords) < _this.core.s.swipeThreshold) {

                    _this.thumbClickable = true;

                }



            } else {

                _this.thumbClickable = true;

            }



            if (isDraging) {

                isDraging = false;

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

            }

        });



    };



    Thumbnail.prototype.enableThumbSwipe = function() {

        var _this = this;

        var startCoords = 0;

        var endCoords = 0;

        var isMoved = false;

        var tempLeft = 0;



        _this.core.$outer.find('.lg-thumb').on('touchstart.lg', function(e) {

            if (_this.thumbTotalWidth > _this.thumbOuterWidth) {

                e.preventDefault();

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

                _this.thumbClickable = false;

            }

        });



        _this.core.$outer.find('.lg-thumb').on('touchmove.lg', function(e) {

            if (_this.thumbTotalWidth > _this.thumbOuterWidth) {

                e.preventDefault();

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

                isMoved = true;



                _this.$thumbOuter.addClass('lg-dragging');



                tempLeft = _this.left;



                tempLeft = tempLeft - (endCoords - startCoords);



                if (tempLeft > (_this.thumbTotalWidth - _this.thumbOuterWidth)) {

                    tempLeft = _this.thumbTotalWidth - _this.thumbOuterWidth;

                }



                if (tempLeft < 0) {

                    tempLeft = 0;

                }



                // move current slide

                _this.setTranslate(tempLeft);



            }

        });



        _this.core.$outer.find('.lg-thumb').on('touchend.lg', function() {

            if (_this.thumbTotalWidth > _this.thumbOuterWidth) {



                if (isMoved) {

                    isMoved = false;

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

                    if (Math.abs(endCoords - startCoords) < _this.core.s.swipeThreshold) {

                        _this.thumbClickable = true;

                    }



                    _this.left = tempLeft;

                } else {

                    _this.thumbClickable = true;

                }

            } else {

                _this.thumbClickable = true;

            }

        });



    };



    Thumbnail.prototype.toogle = function() {

        var _this = this;

        if (_this.core.s.toogleThumb) {

            _this.core.$outer.addClass('lg-can-toggle');

            _this.$thumbOuter.append('<span class="lg-toogle-thumb lg-icon"></span>');

            _this.core.$outer.find('.lg-toogle-thumb').on('click.lg', function() {

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

            });

        }

    };



    Thumbnail.prototype.thumbkeyPress = function() {

        var _this = this;

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

            if (e.keyCode === 38) {

                e.preventDefault();

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

            } else if (e.keyCode === 40) {

                e.preventDefault();

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

            }

        });

    };



    Thumbnail.prototype.destroy = function() {

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

            $(window).off('resize.lg.thumb orientationchange.lg.thumb keydown.lg.thumb');

            this.$thumbOuter.remove();

            this.core.$outer.removeClass('lg-has-thumb');

        }

    };



    $.fn.lightGallery.modules.Thumbnail = Thumbnail;



})(jQuery, window, document);



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        videoMaxWidth: '855px',

        youtubePlayerParams: false,

        vimeoPlayerParams: false,

        dailymotionPlayerParams: false,

        vkPlayerParams: false,

        videojs: false,

        videojsOptions: {}

    };



    var Video = function(element) {



        this.core = $(element).data('lightGallery');



        this.$el = $(element);

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

        this.videoLoaded = false;



        this.init();



        return this;

    };



    Video.prototype.init = function() {

        var _this = this;



        // Event triggered when video url found without poster

        _this.core.$el.on('hasVideo.lg.tm', function(event, index, src, html) {

            _this.core.$slide.eq(index).find('.lg-video').append(_this.loadVideo(src, 'lg-object', true, index, html));

            if (html) {

                if (_this.core.s.videojs) {

                    try {

                        videojs(_this.core.$slide.eq(index).find('.lg-html5').get(0), _this.core.s.videojsOptions, function() {

                            if (!_this.videoLoaded) {

                                this.play();

                            }

                        });

                    } catch (e) {

                        console.error('Make sure you have included videojs');

                    }

                } else {

                    _this.core.$slide.eq(index).find('.lg-html5').get(0).play();

                }

            }

        });



        // Set max width for video

        _this.core.$el.on('onAferAppendSlide.lg.tm', function(event, index) {

            _this.core.$slide.eq(index).find('.lg-video-cont').css('max-width', _this.core.s.videoMaxWidth);

            _this.videoLoaded = true;

        });



        var loadOnClick = function($el) {

            // check slide has poster

            if ($el.find('.lg-object').hasClass('lg-has-poster') && $el.find('.lg-object').is(':visible')) {



                // check already video element present

                if (!$el.hasClass('lg-has-video')) {



                    $el.addClass('lg-video-playing lg-has-video');



                    var _src;

                    var _html;

                    var _loadVideo = function(_src, _html) {



                        $el.find('.lg-video').append(_this.loadVideo(_src, '', false, _this.core.index, _html));



                        if (_html) {

                            if (_this.core.s.videojs) {

                                try {

                                    videojs(_this.core.$slide.eq(_this.core.index).find('.lg-html5').get(0), _this.core.s.videojsOptions, function() {

                                        this.play();

                                    });

                                } catch (e) {

                                    console.error('Make sure you have included videojs');

                                }

                            } else {

                                _this.core.$slide.eq(_this.core.index).find('.lg-html5').get(0).play();

                            }

                        }



                    };



                    if (_this.core.s.dynamic) {



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

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



                        _loadVideo(_src, _html);



                    } else {



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

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



                        _loadVideo(_src, _html);



                    }



                    var $tempImg = $el.find('.lg-object');

                    $el.find('.lg-video').append($tempImg);



                    // @todo loading icon for html5 videos also

                    // for showing the loading indicator while loading video

                    if (!$el.find('.lg-video-object').hasClass('lg-html5')) {

                        $el.removeClass('lg-complete');

                        $el.find('.lg-video-object').on('load.lg error.lg', function() {

                            $el.addClass('lg-complete');

                        });

                    }



                } else {



                    var youtubePlayer = $el.find('.lg-youtube').get(0);

                    var vimeoPlayer = $el.find('.lg-vimeo').get(0);

                    var dailymotionPlayer = $el.find('.lg-dailymotion').get(0);

                    var html5Player = $el.find('.lg-html5').get(0);

                    if (youtubePlayer) {

                        youtubePlayer.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}', '*');

                    } else if (vimeoPlayer) {

                        try {

                            $f(vimeoPlayer).api('play');

                        } catch (e) {

                            console.error('Make sure you have included froogaloop2 js');

                        }

                    } else if (dailymotionPlayer) {

                        dailymotionPlayer.contentWindow.postMessage('play', '*');



                    } else if (html5Player) {

                        if (_this.core.s.videojs) {

                            try {

                                videojs(html5Player).play();

                            } catch (e) {

                                console.error('Make sure you have included videojs');

                            }

                        } else {

                            html5Player.play();

                        }

                    }



                    $el.addClass('lg-video-playing');



                }

            }

        };



        if (_this.core.doCss() && _this.core.$items.length > 1 && ((_this.core.s.enableSwipe && _this.core.isTouch) || (_this.core.s.enableDrag && !_this.core.isTouch))) {

            _this.core.$el.on('onSlideClick.lg.tm', function() {

                var $el = _this.core.$slide.eq(_this.core.index);

                loadOnClick($el);

            });

        } else {



            // For IE 9 and bellow

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

                loadOnClick($(this));

            });

        }



        _this.core.$el.on('onBeforeSlide.lg.tm', function(event, prevIndex, index) {



            var $videoSlide = _this.core.$slide.eq(prevIndex);

            var youtubePlayer = $videoSlide.find('.lg-youtube').get(0);

            var vimeoPlayer = $videoSlide.find('.lg-vimeo').get(0);

            var dailymotionPlayer = $videoSlide.find('.lg-dailymotion').get(0);

            var vkPlayer = $videoSlide.find('.lg-vk').get(0);

            var html5Player = $videoSlide.find('.lg-html5').get(0);

            if (youtubePlayer) {

                youtubePlayer.contentWindow.postMessage('{"event":"command","func":"pauseVideo","args":""}', '*');

            } else if (vimeoPlayer) {

                try {

                    $f(vimeoPlayer).api('pause');

                } catch (e) {

                    console.error('Make sure you have included froogaloop2 js');

                }

            } else if (dailymotionPlayer) {

                dailymotionPlayer.contentWindow.postMessage('pause', '*');



            } else if (html5Player) {

                if (_this.core.s.videojs) {

                    try {

                        videojs(html5Player).pause();

                    } catch (e) {

                        console.error('Make sure you have included videojs');

                    }

                } else {

                    html5Player.pause();

                }

            } if (vkPlayer) {

                $(vkPlayer).attr('src', $(vkPlayer).attr('src').replace('&autoplay', '&noplay'));

            }



            var _src;

            if (_this.core.s.dynamic) {

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

            } else {

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



            }



            var _isVideo = _this.core.isVideo(_src, index) || {};

            if (_isVideo.youtube || _isVideo.vimeo || _isVideo.dailymotion || _isVideo.vk) {

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

            }



            //$videoSlide.addClass('lg-complete');



        });



        _this.core.$el.on('onAfterSlide.lg.tm', function(event, prevIndex) {

            _this.core.$slide.eq(prevIndex).removeClass('lg-video-playing');

        });

    };



    Video.prototype.loadVideo = function(src, addClass, noposter, index, html) {

        var video = '';

        var autoplay = 1;

        var a = '';

        var isVideo = this.core.isVideo(src, index) || {};



        // Enable autoplay for first video if poster doesn't exist

        if (noposter) {

            if (this.videoLoaded) {

                autoplay = 0;

            } else {

                autoplay = 1;

            }

        }



        if (isVideo.youtube) {



            a = '?wmode=opaque&autoplay=' + autoplay + '&enablejsapi=1';

            if (this.core.s.youtubePlayerParams) {

                a = a + '&' + $.param(this.core.s.youtubePlayerParams);

            }



            video = '<iframe class="lg-video-object lg-youtube ' + addClass + '" width="560" height="315" src="//www.youtube.com/embed/' + isVideo.youtube[1] + a + '" frameborder="0" allowfullscreen></iframe>';



        } else if (isVideo.vimeo) {



            a = '?autoplay=' + autoplay + '&api=1';

            if (this.core.s.vimeoPlayerParams) {

                a = a + '&' + $.param(this.core.s.vimeoPlayerParams);

            }



            video = '<iframe class="lg-video-object lg-vimeo ' + addClass + '" width="560" height="315"  src="//player.vimeo.com/video/' + isVideo.vimeo[1] + a + '" frameborder="0" webkitAllowFullScreen mozallowfullscreen allowFullScreen></iframe>';



        } else if (isVideo.dailymotion) {



            a = '?wmode=opaque&autoplay=' + autoplay + '&api=postMessage';

            if (this.core.s.dailymotionPlayerParams) {

                a = a + '&' + $.param(this.core.s.dailymotionPlayerParams);

            }



            video = '<iframe class="lg-video-object lg-dailymotion ' + addClass + '" width="560" height="315" src="//www.dailymotion.com/embed/video/' + isVideo.dailymotion[1] + a + '" frameborder="0" allowfullscreen></iframe>';



        } else if (isVideo.html5) {

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

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

                html = $(html).html();

            }



            video = html;



        } else if (isVideo.vk) {



            a = '&autoplay=' + autoplay;

            if (this.core.s.vkPlayerParams) {

                a = a + '&' + $.param(this.core.s.vkPlayerParams);

            }



            video = '<iframe class="lg-video-object lg-vk ' + addClass + '" width="560" height="315" src="http://vk.com/video_ext.php?' + isVideo.vk[1] + a + '" frameborder="0" allowfullscreen></iframe>';



        }



        return video;

    };



    Video.prototype.destroy = function() {

        this.videoLoaded = false;

    };



    $.fn.lightGallery.modules.video = Video;



})(jQuery, window, document);



(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        scale: 1,

        zoom: true,

        actualSize: true,

        enableZoomAfter: 300

    };



    var Zoom = function(element) {



        this.core = $(element).data('lightGallery');



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



        if (this.core.s.zoom && this.core.doCss()) {

            this.init();



            // Store the zoomable timeout value just to clear it while closing

            this.zoomabletimeout = false;



            // Set the initial value center

            this.pageX = $(window).width() / 2;

            this.pageY = ($(window).height() / 2) + $(window).scrollTop();

        }



        return this;

    };



    Zoom.prototype.init = function() {



        var _this = this;

        var zoomIcons = '<span id="lg-zoom-in" class="lg-icon"></span><span id="lg-zoom-out" class="lg-icon"></span>';



        if (_this.core.s.actualSize) {

            zoomIcons += '<span id="lg-actual-size" class="lg-icon"></span>';

        }



        this.core.$outer.find('.lg-toolbar').append(zoomIcons);



        // Add zoomable class

        _this.core.$el.on('onSlideItemLoad.lg.tm.zoom', function(event, index, delay) {



            // delay will be 0 except first time

            var _speed = _this.core.s.enableZoomAfter + delay;



            // set _speed value 0 if gallery opened from direct url and if it is first slide

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



                // will execute only once

                _speed = 0;

            } else {



                // Remove lg-from-hash to enable starting animation.

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

            }



            _this.zoomabletimeout = setTimeout(function() {

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

            }, _speed + 30);

        });



        var scale = 1;

        /**

         * @desc Image zoom

         * Translate the wrap and scale the image to get better user experience

         *

         * @param {String} scaleVal - Zoom decrement/increment value

         */

        var zoom = function(scaleVal) {



            var $image = _this.core.$outer.find('.lg-current .lg-image');

            var _x;

            var _y;



            // Find offset manually to avoid issue after zoom

            var offsetX = ($(window).width() - $image.width()) / 2;

            var offsetY = (($(window).height() - $image.height()) / 2) + $(window).scrollTop();



            _x = _this.pageX - offsetX;

            _y = _this.pageY - offsetY;



            var x = (scaleVal - 1) * (_x);

            var y = (scaleVal - 1) * (_y);



            $image.css('transform', 'scale3d(' + scaleVal + ', ' + scaleVal + ', 1)').attr('data-scale', scaleVal);



            $image.parent().css({

                left: -x + 'px',

                top: -y + 'px'

            }).attr('data-x', x).attr('data-y', y);

        };



        var callScale = function() {

            if (scale > 1) {

                _this.core.$outer.addClass('lg-zoomed');

            } else {

                _this.resetZoom();

            }



            if (scale < 1) {

                scale = 1;

            }



            zoom(scale);

        };



        var actualSize = function(event, $image, index, fromIcon) {

            var w = $image.width();

            var nw;

            if (_this.core.s.dynamic) {

                nw = _this.core.s.dynamicEl[index].width || $image[0].naturalWidth || w;

            } else {

                nw = _this.core.$items.eq(index).attr('data-width') || $image[0].naturalWidth || w;

            }



            var _scale;



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

                scale = 1;

            } else {

                if (nw > w) {

                    _scale = nw / w;

                    scale = _scale || 2;

                }

            }



            if (fromIcon) {

                _this.pageX = $(window).width() / 2;

                _this.pageY = ($(window).height() / 2) + $(window).scrollTop();

            } else {

                _this.pageX = event.pageX || event.originalEvent.targetTouches[0].pageX;

                _this.pageY = event.pageY || event.originalEvent.targetTouches[0].pageY;

            }



            callScale();

            setTimeout(function() {

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

            }, 10);

        };



        var tapped = false;



        // event triggered after appending slide content

        _this.core.$el.on('onAferAppendSlide.lg.tm.zoom', function(event, index) {



            // Get the current element

            var $image = _this.core.$slide.eq(index).find('.lg-image');



            $image.on('dblclick', function(event) {

                actualSize(event, $image, index);

            });



            $image.on('touchstart', function(event) {

                if (!tapped) {

                    tapped = setTimeout(function() {

                        tapped = null;

                    }, 300);

                } else {

                    clearTimeout(tapped);

                    tapped = null;

                    actualSize(event, $image, index);

                }



                event.preventDefault();

            });



        });



        // Update zoom on resize and orientationchange

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

            _this.pageX = $(window).width() / 2;

            _this.pageY = ($(window).height() / 2) + $(window).scrollTop();

            zoom(scale);

        });



        $('#lg-zoom-out').on('click.lg', function() {

            if (_this.core.$outer.find('.lg-current .lg-image').length) {

                scale -= _this.core.s.scale;

                callScale();

            }

        });



        $('#lg-zoom-in').on('click.lg', function() {

            if (_this.core.$outer.find('.lg-current .lg-image').length) {

                scale += _this.core.s.scale;

                callScale();

            }

        });



        $('#lg-actual-size').on('click.lg', function(event) {

            actualSize(event, _this.core.$slide.eq(_this.core.index).find('.lg-image'), _this.core.index, true);

        });



        // Reset zoom on slide change

        _this.core.$el.on('onBeforeSlide.lg.tm', function() {

            scale = 1;

            _this.resetZoom();

        });



        // Drag option after zoom

        if (!_this.core.isTouch) {

            _this.zoomDrag();

        }



        if (_this.core.isTouch) {

            _this.zoomSwipe();

        }



    };



    // Reset zoom effect

    Zoom.prototype.resetZoom = function() {

        this.core.$outer.removeClass('lg-zoomed');

        this.core.$slide.find('.lg-img-wrap').removeAttr('style data-x data-y');

        this.core.$slide.find('.lg-image').removeAttr('style data-scale');



        // Reset pagx pagy values to center

        this.pageX = $(window).width() / 2;

        this.pageY = ($(window).height() / 2) + $(window).scrollTop();

    };



    Zoom.prototype.zoomSwipe = function() {

        var _this = this;

        var startCoords = {};

        var endCoords = {};

        var isMoved = false;



        // Allow x direction drag

        var allowX = false;



        // Allow Y direction drag

        var allowY = false;



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



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

                var $image = _this.core.$slide.eq(_this.core.index).find('.lg-object');



                allowY = $image.outerHeight() * $image.attr('data-scale') > _this.core.$outer.find('.lg').height();

                allowX = $image.outerWidth() * $image.attr('data-scale') > _this.core.$outer.find('.lg').width();

                if ((allowX || allowY)) {

                    e.preventDefault();

                    startCoords = {

                        x: e.originalEvent.targetTouches[0].pageX,

                        y: e.originalEvent.targetTouches[0].pageY

                    };

                }

            }



        });



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



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



                var _$el = _this.core.$slide.eq(_this.core.index).find('.lg-img-wrap');

                var distanceX;

                var distanceY;



                e.preventDefault();

                isMoved = true;



                endCoords = {

                    x: e.originalEvent.targetTouches[0].pageX,

                    y: e.originalEvent.targetTouches[0].pageY

                };



                // reset opacity and transition duration

                _this.core.$outer.addClass('lg-zoom-dragging');



                if (allowY) {

                    distanceY = (-Math.abs(_$el.attr('data-y'))) + (endCoords.y - startCoords.y);

                } else {

                    distanceY = -Math.abs(_$el.attr('data-y'));

                }



                if (allowX) {

                    distanceX = (-Math.abs(_$el.attr('data-x'))) + (endCoords.x - startCoords.x);

                } else {

                    distanceX = -Math.abs(_$el.attr('data-x'));

                }



                if ((Math.abs(endCoords.x - startCoords.x) > 15) || (Math.abs(endCoords.y - startCoords.y) > 15)) {

                    _$el.css({

                        left: distanceX + 'px',

                        top: distanceY + 'px'

                    });

                }



            }



        });



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

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

                if (isMoved) {

                    isMoved = false;

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

                    _this.touchendZoom(startCoords, endCoords, allowX, allowY);



                }

            }

        });



    };



    Zoom.prototype.zoomDrag = function() {



        var _this = this;

        var startCoords = {};

        var endCoords = {};

        var isDraging = false;

        var isMoved = false;



        // Allow x direction drag

        var allowX = false;



        // Allow Y direction drag

        var allowY = false;



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



            // execute only on .lg-object

            var $image = _this.core.$slide.eq(_this.core.index).find('.lg-object');



            allowY = $image.outerHeight() * $image.attr('data-scale') > _this.core.$outer.find('.lg').height();

            allowX = $image.outerWidth() * $image.attr('data-scale') > _this.core.$outer.find('.lg').width();



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

                if ($(e.target).hasClass('lg-object') && (allowX || allowY)) {

                    e.preventDefault();

                    startCoords = {

                        x: e.pageX,

                        y: e.pageY

                    };



                    isDraging = true;



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

                    _this.core.$outer.scrollLeft += 1;

                    _this.core.$outer.scrollLeft -= 1;



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

                }

            }

        });



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

            if (isDraging) {

                var _$el = _this.core.$slide.eq(_this.core.index).find('.lg-img-wrap');

                var distanceX;

                var distanceY;



                isMoved = true;

                endCoords = {

                    x: e.pageX,

                    y: e.pageY

                };



                // reset opacity and transition duration

                _this.core.$outer.addClass('lg-zoom-dragging');



                if (allowY) {

                    distanceY = (-Math.abs(_$el.attr('data-y'))) + (endCoords.y - startCoords.y);

                } else {

                    distanceY = -Math.abs(_$el.attr('data-y'));

                }



                if (allowX) {

                    distanceX = (-Math.abs(_$el.attr('data-x'))) + (endCoords.x - startCoords.x);

                } else {

                    distanceX = -Math.abs(_$el.attr('data-x'));

                }



                _$el.css({

                    left: distanceX + 'px',

                    top: distanceY + 'px'

                });

            }

        });



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



            if (isDraging) {

                isDraging = false;

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



                // Fix for chrome mouse move on click

                if (isMoved && ((startCoords.x !== endCoords.x) || (startCoords.y !== endCoords.y))) {

                    endCoords = {

                        x: e.pageX,

                        y: e.pageY

                    };

                    _this.touchendZoom(startCoords, endCoords, allowX, allowY);



                }



                isMoved = false;

            }



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



        });

    };



    Zoom.prototype.touchendZoom = function(startCoords, endCoords, allowX, allowY) {



        var _this = this;

        var _$el = _this.core.$slide.eq(_this.core.index).find('.lg-img-wrap');

        var $image = _this.core.$slide.eq(_this.core.index).find('.lg-object');

        var distanceX = (-Math.abs(_$el.attr('data-x'))) + (endCoords.x - startCoords.x);

        var distanceY = (-Math.abs(_$el.attr('data-y'))) + (endCoords.y - startCoords.y);

        var minY = (_this.core.$outer.find('.lg').height() - $image.outerHeight()) / 2;

        var maxY = Math.abs(($image.outerHeight() * Math.abs($image.attr('data-scale'))) - _this.core.$outer.find('.lg').height() + minY);

        var minX = (_this.core.$outer.find('.lg').width() - $image.outerWidth()) / 2;

        var maxX = Math.abs(($image.outerWidth() * Math.abs($image.attr('data-scale'))) - _this.core.$outer.find('.lg').width() + minX);



        if ((Math.abs(endCoords.x - startCoords.x) > 15) || (Math.abs(endCoords.y - startCoords.y) > 15)) {

            if (allowY) {

                if (distanceY <= -maxY) {

                    distanceY = -maxY;

                } else if (distanceY >= -minY) {

                    distanceY = -minY;

                }

            }



            if (allowX) {

                if (distanceX <= -maxX) {

                    distanceX = -maxX;

                } else if (distanceX >= -minX) {

                    distanceX = -minX;

                }

            }



            if (allowY) {

                _$el.attr('data-y', Math.abs(distanceY));

            } else {

                distanceY = -Math.abs(_$el.attr('data-y'));

            }



            if (allowX) {

                _$el.attr('data-x', Math.abs(distanceX));

            } else {

                distanceX = -Math.abs(_$el.attr('data-x'));

            }



            _$el.css({

                left: distanceX + 'px',

                top: distanceY + 'px'

            });



        }

    };



    Zoom.prototype.destroy = function() {



        var _this = this;



        // Unbind all events added by lightGallery zoom plugin

        _this.core.$el.off('.lg.zoom');

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

        _this.core.$slide.off('.lg.zoom');

        _this.core.$el.off('.lg.tm.zoom');

        _this.resetZoom();

        clearTimeout(_this.zoomabletimeout);

        _this.zoomabletimeout = false;

    };



    $.fn.lightGallery.modules.zoom = Zoom;



})(jQuery, window, document);

(function($, window, document, undefined) {



    'use strict';



    var defaults = {

        hash: true

    };



    var Hash = function(element) {



        this.core = $(element).data('lightGallery');



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



        if (this.core.s.hash) {

            this.oldHash = window.location.hash;

            this.init();

        }



        return this;

    };



    Hash.prototype.init = function() {

        var _this = this;

        var _hash;



        // Change hash value on after each slide transition

        _this.core.$el.on('onAfterSlide.lg.tm', function(event, prevIndex, index) {

            window.location.hash = 'lg=' + _this.core.s.galleryId + '&slide=' + index;

        });



        // Listen hash change and change the slide according to slide value

        $(window).on('hashchange.lg.hash', function() {

            _hash = window.location.hash;

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



            // it galleryId doesn't exist in the url close the gallery

            if ((_hash.indexOf('lg=' + _this.core.s.galleryId) > -1)) {

                _this.core.slide(_idx, false, false);

            } else if (_this.core.lGalleryOn) {

                _this.core.destroy();

            }



        });

    };



    Hash.prototype.destroy = function() {



        if (!this.core.s.hash) {

            return;

        }



        // Reset to old hash value

        if (this.oldHash && this.oldHash.indexOf('lg=' + this.core.s.galleryId) < 0) {

            window.location.hash = this.oldHash;

        } else {

            if (history.pushState) {

                history.pushState('', document.title, window.location.pathname + window.location.search);

            } else {

                window.location.hash = '';

            }

        }



        this.core.$el.off('.lg.hash');



    };



    $.fn.lightGallery.modules.hash = Hash;



})(jQuery, window, document);