MINI Sh3ll
(function($, window, document, undefined) {
'use strict';
var defaults = {
mode: 'lg-slide',
// Ex : 'ease'
cssEasing: 'ease',
//'for jquery animation'
easing: 'linear',
speed: 600,
height: '100%',
width: '100%',
addClass: '',
startClass: 'lg-start-zoom',
backdropDuration: 150,
hideBarsDelay: 6000,
useLeft: false,
closable: true,
loop: true,
escKey: true,
keyPress: true,
controls: true,
slideEndAnimatoin: true,
hideControlOnEnd: false,
mousewheel: true,
// .lg-item || '.lg-sub-html'
appendSubHtmlTo: '.lg-sub-html',
/**
* @desc number of preload slides
* will exicute only after the current slide is fully loaded.
*
* @ex you clicked on 4th image and if preload = 1 then 3rd slide and 5th
* slide will be loaded in the background after the 4th slide is fully loaded..
* if preload is 2 then 2nd 3rd 5th 6th slides will be preloaded.. ... ...
*
*/
preload: 1,
showAfterLoad: true,
selector: '',
selectWithin: '',
nextHtml: '',
prevHtml: '',
// 0, 1
index: false,
iframeMaxWidth: '100%',
download: true,
counter: true,
appendCounterTo: '.lg-toolbar',
swipeThreshold: 50,
enableSwipe: true,
enableDrag: true,
dynamic: false,
dynamicEl: [],
galleryId: 1
};
function Plugin(element, options) {
// Current lightGallery element
this.el = element;
// Current jquery element
this.$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);
if (youtube) {
return {
youtube: youtube
};
} else if (vimeo) {
return {
vimeo: vimeo
};
} else if (dailymotion) {
return {
dailymotion: dailymotion
};
}
};
/**
* @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;
if (this.s.dynamic) {
if (this.s.dynamicEl[index].subHtmlUrl) {
subHtmlUrl = this.s.dynamicEl[index].subHtmlUrl;
} else {
subHtml = this.s.dynamicEl[index].subHtml;
}
} else {
if (this.$items.eq(index).attr('data-sub-html-url')) {
subHtmlUrl = this.$items.eq(index).attr('data-sub-html-url');
} else {
subHtml = this.$items.eq(index).attr('data-sub-html');
}
}
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 === '#') {
subHtml = $(subHtml).html();
} else {
subHtml = subHtml;
}
} else {
subHtml = '';
}
}
if (this.s.appendSubHtmlTo === '.lg-sub-html') {
if (subHtmlUrl) {
this.$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);
OHA YOOOO