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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);