4313 lines
143 KiB
JavaScript
4313 lines
143 KiB
JavaScript
/*!
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* justifiedGallery - v3.7.0
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* http://miromannino.github.io/Justified-Gallery/
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* Copyright (c) 2018 Miro Mannino
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* Licensed under the MIT license.
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*/
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(function (factory) {
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define(['jquery'], factory);
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} else if (typeof module === 'object' && module.exports) {
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// Node/CommonJS
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module.exports = function( root, jQuery ) {
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if ( jQuery === undefined ) {
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// require('jQuery') returns a factory that requires window to
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// build a jQuery instance, we normalize how we use modules
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// that require this pattern but the window provided is a noop
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// if it's defined (how jquery works)
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if ( typeof window !== 'undefined' ) {
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jQuery = require('jquery');
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}
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else {
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jQuery = require('jquery')(root);
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}
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}
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factory(jQuery);
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return jQuery;
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};
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} else {
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// Browser globals
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factory(jQuery);
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}
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}(function ($) {
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/**
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* Justified Gallery controller constructor
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*
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* @param $gallery the gallery to build
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* @param settings the settings (the defaults are in JustifiedGallery.defaults)
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* @constructor
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*/
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var JustifiedGallery = function ($gallery, settings) {
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this.settings = settings;
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this.checkSettings();
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this.imgAnalyzerTimeout = null;
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this.entries = null;
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this.buildingRow = {
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entriesBuff : [],
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width : 0,
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height : 0,
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aspectRatio : 0
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};
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this.lastFetchedEntry = null;
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this.lastAnalyzedIndex = -1;
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this.yield = {
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every : 2, // do a flush every n flushes (must be greater than 1)
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flushed : 0 // flushed rows without a yield
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};
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this.border = settings.border >= 0 ? settings.border : settings.margins;
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this.maxRowHeight = this.retrieveMaxRowHeight();
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this.suffixRanges = this.retrieveSuffixRanges();
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this.offY = this.border;
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this.rows = 0;
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this.spinner = {
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phase : 0,
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timeSlot : 150,
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$el : $('<div class="spinner"><span></span><span></span><span></span></div>'),
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intervalId : null
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};
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this.scrollBarOn = false;
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this.checkWidthIntervalId = null;
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this.galleryWidth = $gallery.width();
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this.$gallery = $gallery;
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};
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/** @returns {String} the best suffix given the width and the height */
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JustifiedGallery.prototype.getSuffix = function (width, height) {
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var longestSide, i;
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longestSide = (width > height) ? width : height;
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for (i = 0; i < this.suffixRanges.length; i++) {
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if (longestSide <= this.suffixRanges[i]) {
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return this.settings.sizeRangeSuffixes[this.suffixRanges[i]];
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}
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}
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return this.settings.sizeRangeSuffixes[this.suffixRanges[i - 1]];
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};
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/**
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* Remove the suffix from the string
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*
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* @returns {string} a new string without the suffix
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*/
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JustifiedGallery.prototype.removeSuffix = function (str, suffix) {
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return str.substring(0, str.length - suffix.length);
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};
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/**
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* @returns {boolean} a boolean to say if the suffix is contained in the str or not
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*/
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JustifiedGallery.prototype.endsWith = function (str, suffix) {
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return str.indexOf(suffix, str.length - suffix.length) !== -1;
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};
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/**
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* Get the used suffix of a particular url
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*
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* @param str
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* @returns {String} return the used suffix
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*/
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JustifiedGallery.prototype.getUsedSuffix = function (str) {
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for (var si in this.settings.sizeRangeSuffixes) {
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if (this.settings.sizeRangeSuffixes.hasOwnProperty(si)) {
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if (this.settings.sizeRangeSuffixes[si].length === 0) continue;
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if (this.endsWith(str, this.settings.sizeRangeSuffixes[si])) return this.settings.sizeRangeSuffixes[si];
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}
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}
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return '';
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};
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/**
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* Given an image src, with the width and the height, returns the new image src with the
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* best suffix to show the best quality thumbnail.
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*
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* @returns {String} the suffix to use
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*/
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JustifiedGallery.prototype.newSrc = function (imageSrc, imgWidth, imgHeight, image) {
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var newImageSrc;
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if (this.settings.thumbnailPath) {
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newImageSrc = this.settings.thumbnailPath(imageSrc, imgWidth, imgHeight, image);
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} else {
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var matchRes = imageSrc.match(this.settings.extension);
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var ext = (matchRes !== null) ? matchRes[0] : '';
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newImageSrc = imageSrc.replace(this.settings.extension, '');
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newImageSrc = this.removeSuffix(newImageSrc, this.getUsedSuffix(newImageSrc));
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newImageSrc += this.getSuffix(imgWidth, imgHeight) + ext;
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}
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return newImageSrc;
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};
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/**
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* Shows the images that is in the given entry
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*
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* @param $entry the entry
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* @param callback the callback that is called when the show animation is finished
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*/
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JustifiedGallery.prototype.showImg = function ($entry, callback) {
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if (this.settings.cssAnimation) {
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$entry.addClass('entry-visible');
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if (callback) callback();
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} else {
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$entry.stop().fadeTo(this.settings.imagesAnimationDuration, 1.0, callback);
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$entry.find(this.settings.imgSelector).stop().fadeTo(this.settings.imagesAnimationDuration, 1.0, callback);
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}
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};
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/**
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* Extract the image src form the image, looking from the 'safe-src', and if it can't be found, from the
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* 'src' attribute. It saves in the image data the 'jg.originalSrc' field, with the extracted src.
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*
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* @param $image the image to analyze
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* @returns {String} the extracted src
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*/
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JustifiedGallery.prototype.extractImgSrcFromImage = function ($image) {
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var imageSrc = (typeof $image.data('safe-src') !== 'undefined') ? $image.data('safe-src') : $image.attr('src');
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$image.data('jg.originalSrc', imageSrc);
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return imageSrc;
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};
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/** @returns {jQuery} the image in the given entry */
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JustifiedGallery.prototype.imgFromEntry = function ($entry) {
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var $img = $entry.find(this.settings.imgSelector);
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return $img.length === 0 ? null : $img;
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};
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/** @returns {jQuery} the caption in the given entry */
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JustifiedGallery.prototype.captionFromEntry = function ($entry) {
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var $caption = $entry.find('> .caption');
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return $caption.length === 0 ? null : $caption;
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};
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/**
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* Display the entry
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*
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* @param {jQuery} $entry the entry to display
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* @param {int} x the x position where the entry must be positioned
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* @param y the y position where the entry must be positioned
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* @param imgWidth the image width
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* @param imgHeight the image height
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* @param rowHeight the row height of the row that owns the entry
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*/
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JustifiedGallery.prototype.displayEntry = function ($entry, x, y, imgWidth, imgHeight, rowHeight) {
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$entry.width(imgWidth);
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$entry.height(rowHeight);
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$entry.css('top', y);
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$entry.css('left', x);
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var $image = this.imgFromEntry($entry);
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if ($image !== null) {
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$image.css('width', imgWidth);
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$image.css('height', imgHeight);
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$image.css('margin-left', - imgWidth / 2);
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$image.css('margin-top', - imgHeight / 2);
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// Image reloading for an high quality of thumbnails
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var imageSrc = $image.attr('src');
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var newImageSrc = this.newSrc(imageSrc, imgWidth, imgHeight, $image[0]);
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$image.one('error', function () {
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$image.attr('src', $image.data('jg.originalSrc')); //revert to the original thumbnail, we got it.
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});
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var loadNewImage = function () {
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if (imageSrc !== newImageSrc) { //load the new image after the fadeIn
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$image.attr('src', newImageSrc);
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}
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};
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if ($entry.data('jg.loaded') === 'skipped') {
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this.onImageEvent(imageSrc, $.proxy(function() {
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this.showImg($entry, loadNewImage);
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$entry.data('jg.loaded', true);
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}, this));
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} else {
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this.showImg($entry, loadNewImage);
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}
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} else {
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this.showImg($entry);
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}
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this.displayEntryCaption($entry);
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};
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/**
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* Display the entry caption. If the caption element doesn't exists, it creates the caption using the 'alt'
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* or the 'title' attributes.
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*
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* @param {jQuery} $entry the entry to process
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*/
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JustifiedGallery.prototype.displayEntryCaption = function ($entry) {
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var $image = this.imgFromEntry($entry);
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if ($image !== null && this.settings.captions) {
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var $imgCaption = this.captionFromEntry($entry);
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// Create it if it doesn't exists
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if ($imgCaption === null) {
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var caption = $image.attr('alt');
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if (!this.isValidCaption(caption)) caption = $entry.attr('title');
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if (this.isValidCaption(caption)) { // Create only we found something
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$imgCaption = $('<div class="caption">' + caption + '</div>');
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$entry.append($imgCaption);
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$entry.data('jg.createdCaption', true);
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}
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}
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// Create events (we check again the $imgCaption because it can be still inexistent)
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if ($imgCaption !== null) {
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if (!this.settings.cssAnimation) $imgCaption.stop().fadeTo(0, this.settings.captionSettings.nonVisibleOpacity);
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this.addCaptionEventsHandlers($entry);
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}
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} else {
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this.removeCaptionEventsHandlers($entry);
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}
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};
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/**
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* Validates the caption
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*
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* @param caption The caption that should be validated
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* @return {boolean} Validation result
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*/
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JustifiedGallery.prototype.isValidCaption = function (caption) {
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return (typeof caption !== 'undefined' && caption.length > 0);
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};
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/**
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* The callback for the event 'mouseenter'. It assumes that the event currentTarget is an entry.
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* It shows the caption using jQuery (or using CSS if it is configured so)
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*
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* @param {Event} eventObject the event object
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*/
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JustifiedGallery.prototype.onEntryMouseEnterForCaption = function (eventObject) {
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var $caption = this.captionFromEntry($(eventObject.currentTarget));
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if (this.settings.cssAnimation) {
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$caption.addClass('caption-visible').removeClass('caption-hidden');
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} else {
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$caption.stop().fadeTo(this.settings.captionSettings.animationDuration,
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this.settings.captionSettings.visibleOpacity);
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}
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};
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/**
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* The callback for the event 'mouseleave'. It assumes that the event currentTarget is an entry.
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* It hides the caption using jQuery (or using CSS if it is configured so)
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*
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* @param {Event} eventObject the event object
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*/
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JustifiedGallery.prototype.onEntryMouseLeaveForCaption = function (eventObject) {
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var $caption = this.captionFromEntry($(eventObject.currentTarget));
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if (this.settings.cssAnimation) {
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$caption.removeClass('caption-visible').removeClass('caption-hidden');
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} else {
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$caption.stop().fadeTo(this.settings.captionSettings.animationDuration,
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this.settings.captionSettings.nonVisibleOpacity);
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}
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};
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/**
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* Add the handlers of the entry for the caption
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*
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* @param $entry the entry to modify
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*/
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JustifiedGallery.prototype.addCaptionEventsHandlers = function ($entry) {
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var captionMouseEvents = $entry.data('jg.captionMouseEvents');
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if (typeof captionMouseEvents === 'undefined') {
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captionMouseEvents = {
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mouseenter: $.proxy(this.onEntryMouseEnterForCaption, this),
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mouseleave: $.proxy(this.onEntryMouseLeaveForCaption, this)
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};
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$entry.on('mouseenter', undefined, undefined, captionMouseEvents.mouseenter);
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$entry.on('mouseleave', undefined, undefined, captionMouseEvents.mouseleave);
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$entry.data('jg.captionMouseEvents', captionMouseEvents);
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}
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};
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/**
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* Remove the handlers of the entry for the caption
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*
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* @param $entry the entry to modify
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*/
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JustifiedGallery.prototype.removeCaptionEventsHandlers = function ($entry) {
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var captionMouseEvents = $entry.data('jg.captionMouseEvents');
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if (typeof captionMouseEvents !== 'undefined') {
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$entry.off('mouseenter', undefined, captionMouseEvents.mouseenter);
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$entry.off('mouseleave', undefined, captionMouseEvents.mouseleave);
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$entry.removeData('jg.captionMouseEvents');
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}
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};
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/**
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* Clear the building row data to be used for a new row
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*/
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JustifiedGallery.prototype.clearBuildingRow = function () {
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this.buildingRow.entriesBuff = [];
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this.buildingRow.aspectRatio = 0;
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this.buildingRow.width = 0;
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};
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/**
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* Justify the building row, preparing it to
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*
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* @param isLastRow
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* @returns a boolean to know if the row has been justified or not
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*/
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JustifiedGallery.prototype.prepareBuildingRow = function (isLastRow) {
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var i, $entry, imgAspectRatio, newImgW, newImgH, justify = true;
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var minHeight = 0;
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var availableWidth = this.galleryWidth - 2 * this.border - (
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(this.buildingRow.entriesBuff.length - 1) * this.settings.margins);
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var rowHeight = availableWidth / this.buildingRow.aspectRatio;
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var defaultRowHeight = this.settings.rowHeight;
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var justifiable = this.buildingRow.width / availableWidth > this.settings.justifyThreshold;
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//Skip the last row if we can't justify it and the lastRow == 'hide'
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if (isLastRow && this.settings.lastRow === 'hide' && !justifiable) {
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for (i = 0; i < this.buildingRow.entriesBuff.length; i++) {
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$entry = this.buildingRow.entriesBuff[i];
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if (this.settings.cssAnimation)
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$entry.removeClass('entry-visible');
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else {
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$entry.stop().fadeTo(0, 0.1);
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$entry.find('> img, > a > img').fadeTo(0, 0);
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}
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}
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return -1;
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}
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// With lastRow = nojustify, justify if is justificable (the images will not become too big)
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if (isLastRow && !justifiable && this.settings.lastRow !== 'justify' && this.settings.lastRow !== 'hide') {
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justify = false;
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if (this.rows > 0) {
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defaultRowHeight = (this.offY - this.border - this.settings.margins * this.rows) / this.rows;
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justify = defaultRowHeight * this.buildingRow.aspectRatio / availableWidth > this.settings.justifyThreshold;
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}
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}
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for (i = 0; i < this.buildingRow.entriesBuff.length; i++) {
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$entry = this.buildingRow.entriesBuff[i];
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imgAspectRatio = $entry.data('jg.width') / $entry.data('jg.height');
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if (justify) {
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newImgW = (i === this.buildingRow.entriesBuff.length - 1) ? availableWidth : rowHeight * imgAspectRatio;
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newImgH = rowHeight;
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} else {
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newImgW = defaultRowHeight * imgAspectRatio;
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newImgH = defaultRowHeight;
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}
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availableWidth -= Math.round(newImgW);
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$entry.data('jg.jwidth', Math.round(newImgW));
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$entry.data('jg.jheight', Math.ceil(newImgH));
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if (i === 0 || minHeight > newImgH) minHeight = newImgH;
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}
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this.buildingRow.height = minHeight;
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return justify;
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};
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/**
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* Flush a row: justify it, modify the gallery height accordingly to the row height
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*
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* @param isLastRow
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*/
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JustifiedGallery.prototype.flushRow = function (isLastRow) {
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var settings = this.settings;
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var $entry, buildingRowRes, offX = this.border, i;
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buildingRowRes = this.prepareBuildingRow(isLastRow);
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if (isLastRow && settings.lastRow === 'hide' && buildingRowRes === -1) {
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this.clearBuildingRow();
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return;
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}
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if(this.maxRowHeight) {
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if(this.maxRowHeight < this.buildingRow.height) this.buildingRow.height = this.maxRowHeight;
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}
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//Align last (unjustified) row
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if (isLastRow && (settings.lastRow === 'center' || settings.lastRow === 'right')) {
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var availableWidth = this.galleryWidth - 2 * this.border - (this.buildingRow.entriesBuff.length - 1) * settings.margins;
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for (i = 0; i < this.buildingRow.entriesBuff.length; i++) {
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$entry = this.buildingRow.entriesBuff[i];
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availableWidth -= $entry.data('jg.jwidth');
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}
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if (settings.lastRow === 'center')
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offX += availableWidth / 2;
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else if (settings.lastRow === 'right')
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offX += availableWidth;
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}
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var lastEntryIdx = this.buildingRow.entriesBuff.length - 1;
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for (i = 0; i <= lastEntryIdx; i++) {
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$entry = this.buildingRow.entriesBuff[ this.settings.rtl ? lastEntryIdx - i : i ];
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this.displayEntry($entry, offX, this.offY, $entry.data('jg.jwidth'), $entry.data('jg.jheight'), this.buildingRow.height);
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offX += $entry.data('jg.jwidth') + settings.margins;
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}
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//Gallery Height
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this.galleryHeightToSet = this.offY + this.buildingRow.height + this.border;
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this.setGalleryTempHeight(this.galleryHeightToSet + this.getSpinnerHeight());
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if (!isLastRow || (this.buildingRow.height <= settings.rowHeight && buildingRowRes)) {
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//Ready for a new row
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this.offY += this.buildingRow.height + settings.margins;
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this.rows += 1;
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this.clearBuildingRow();
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this.settings.triggerEvent.call(this, 'jg.rowflush');
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}
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};
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// Scroll position not restoring: https://github.com/miromannino/Justified-Gallery/issues/221
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var galleryPrevStaticHeight = 0;
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JustifiedGallery.prototype.rememberGalleryHeight = function () {
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galleryPrevStaticHeight = this.$gallery.height();
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this.$gallery.height(galleryPrevStaticHeight);
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};
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// grow only
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JustifiedGallery.prototype.setGalleryTempHeight = function (height) {
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galleryPrevStaticHeight = Math.max(height, galleryPrevStaticHeight);
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this.$gallery.height(galleryPrevStaticHeight);
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};
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JustifiedGallery.prototype.setGalleryFinalHeight = function (height) {
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galleryPrevStaticHeight = height;
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this.$gallery.height(height);
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};
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/**
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* @returns {boolean} a boolean saying if the scrollbar is active or not
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*/
|
|
function hasScrollBar() {
|
|
return $("body").height() > $(window).height();
|
|
}
|
|
|
|
/**
|
|
* Checks the width of the gallery container, to know if a new justification is needed
|
|
*/
|
|
JustifiedGallery.prototype.checkWidth = function () {
|
|
this.checkWidthIntervalId = setInterval($.proxy(function () {
|
|
|
|
// if the gallery is not currently visible, abort.
|
|
if (!this.$gallery.is(":visible")) return;
|
|
|
|
var galleryWidth = parseFloat(this.$gallery.width());
|
|
if (hasScrollBar() === this.scrollBarOn) {
|
|
if (Math.abs(galleryWidth - this.galleryWidth) > this.settings.refreshSensitivity) {
|
|
this.galleryWidth = galleryWidth;
|
|
this.rewind();
|
|
|
|
this.rememberGalleryHeight();
|
|
|
|
// Restart to analyze
|
|
this.startImgAnalyzer(true);
|
|
}
|
|
} else {
|
|
this.scrollBarOn = hasScrollBar();
|
|
this.galleryWidth = galleryWidth;
|
|
}
|
|
}, this), this.settings.refreshTime);
|
|
};
|
|
|
|
/**
|
|
* @returns {boolean} a boolean saying if the spinner is active or not
|
|
*/
|
|
JustifiedGallery.prototype.isSpinnerActive = function () {
|
|
return this.spinner.intervalId !== null;
|
|
};
|
|
|
|
/**
|
|
* @returns {int} the spinner height
|
|
*/
|
|
JustifiedGallery.prototype.getSpinnerHeight = function () {
|
|
return this.spinner.$el.innerHeight();
|
|
};
|
|
|
|
/**
|
|
* Stops the spinner animation and modify the gallery height to exclude the spinner
|
|
*/
|
|
JustifiedGallery.prototype.stopLoadingSpinnerAnimation = function () {
|
|
clearInterval(this.spinner.intervalId);
|
|
this.spinner.intervalId = null;
|
|
this.setGalleryTempHeight(this.$gallery.height() - this.getSpinnerHeight());
|
|
this.spinner.$el.detach();
|
|
};
|
|
|
|
/**
|
|
* Starts the spinner animation
|
|
*/
|
|
JustifiedGallery.prototype.startLoadingSpinnerAnimation = function () {
|
|
var spinnerContext = this.spinner;
|
|
var $spinnerPoints = spinnerContext.$el.find('span');
|
|
clearInterval(spinnerContext.intervalId);
|
|
this.$gallery.append(spinnerContext.$el);
|
|
this.setGalleryTempHeight(this.offY + this.buildingRow.height + this.getSpinnerHeight());
|
|
spinnerContext.intervalId = setInterval(function () {
|
|
if (spinnerContext.phase < $spinnerPoints.length) {
|
|
$spinnerPoints.eq(spinnerContext.phase).fadeTo(spinnerContext.timeSlot, 1);
|
|
} else {
|
|
$spinnerPoints.eq(spinnerContext.phase - $spinnerPoints.length).fadeTo(spinnerContext.timeSlot, 0);
|
|
}
|
|
spinnerContext.phase = (spinnerContext.phase + 1) % ($spinnerPoints.length * 2);
|
|
}, spinnerContext.timeSlot);
|
|
};
|
|
|
|
/**
|
|
* Rewind the image analysis to start from the first entry.
|
|
*/
|
|
JustifiedGallery.prototype.rewind = function () {
|
|
this.lastFetchedEntry = null;
|
|
this.lastAnalyzedIndex = -1;
|
|
this.offY = this.border;
|
|
this.rows = 0;
|
|
this.clearBuildingRow();
|
|
};
|
|
|
|
/**
|
|
* Update the entries searching it from the justified gallery HTML element
|
|
*
|
|
* @param norewind if norewind only the new entries will be changed (i.e. randomized, sorted or filtered)
|
|
* @returns {boolean} true if some entries has been founded
|
|
*/
|
|
JustifiedGallery.prototype.updateEntries = function (norewind) {
|
|
var newEntries;
|
|
|
|
if (norewind && this.lastFetchedEntry != null) {
|
|
newEntries = $(this.lastFetchedEntry).nextAll(this.settings.selector).toArray();
|
|
} else {
|
|
this.entries = [];
|
|
newEntries = this.$gallery.children(this.settings.selector).toArray();
|
|
}
|
|
|
|
if (newEntries.length > 0) {
|
|
|
|
// Sort or randomize
|
|
if ($.isFunction(this.settings.sort)) {
|
|
newEntries = this.sortArray(newEntries);
|
|
} else if (this.settings.randomize) {
|
|
newEntries = this.shuffleArray(newEntries);
|
|
}
|
|
this.lastFetchedEntry = newEntries[newEntries.length - 1];
|
|
|
|
// Filter
|
|
if (this.settings.filter) {
|
|
newEntries = this.filterArray(newEntries);
|
|
} else {
|
|
this.resetFilters(newEntries);
|
|
}
|
|
|
|
}
|
|
|
|
this.entries = this.entries.concat(newEntries);
|
|
return true;
|
|
};
|
|
|
|
/**
|
|
* Apply the entries order to the DOM, iterating the entries and appending the images
|
|
*
|
|
* @param entries the entries that has been modified and that must be re-ordered in the DOM
|
|
*/
|
|
JustifiedGallery.prototype.insertToGallery = function (entries) {
|
|
var that = this;
|
|
$.each(entries, function () {
|
|
$(this).appendTo(that.$gallery);
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Shuffle the array using the Fisher-Yates shuffle algorithm
|
|
*
|
|
* @param a the array to shuffle
|
|
* @return the shuffled array
|
|
*/
|
|
JustifiedGallery.prototype.shuffleArray = function (a) {
|
|
var i, j, temp;
|
|
for (i = a.length - 1; i > 0; i--) {
|
|
j = Math.floor(Math.random() * (i + 1));
|
|
temp = a[i];
|
|
a[i] = a[j];
|
|
a[j] = temp;
|
|
}
|
|
this.insertToGallery(a);
|
|
return a;
|
|
};
|
|
|
|
/**
|
|
* Sort the array using settings.comparator as comparator
|
|
*
|
|
* @param a the array to sort (it is sorted)
|
|
* @return the sorted array
|
|
*/
|
|
JustifiedGallery.prototype.sortArray = function (a) {
|
|
a.sort(this.settings.sort);
|
|
this.insertToGallery(a);
|
|
return a;
|
|
};
|
|
|
|
/**
|
|
* Reset the filters removing the 'jg-filtered' class from all the entries
|
|
*
|
|
* @param a the array to reset
|
|
*/
|
|
JustifiedGallery.prototype.resetFilters = function (a) {
|
|
for (var i = 0; i < a.length; i++) $(a[i]).removeClass('jg-filtered');
|
|
};
|
|
|
|
/**
|
|
* Filter the entries considering theirs classes (if a string has been passed) or using a function for filtering.
|
|
*
|
|
* @param a the array to filter
|
|
* @return the filtered array
|
|
*/
|
|
JustifiedGallery.prototype.filterArray = function (a) {
|
|
var settings = this.settings;
|
|
if ($.type(settings.filter) === 'string') {
|
|
// Filter only keeping the entries passed in the string
|
|
return a.filter(function (el) {
|
|
var $el = $(el);
|
|
if ($el.is(settings.filter)) {
|
|
$el.removeClass('jg-filtered');
|
|
return true;
|
|
} else {
|
|
$el.addClass('jg-filtered').removeClass('jg-visible');
|
|
return false;
|
|
}
|
|
});
|
|
} else if ($.isFunction(settings.filter)) {
|
|
// Filter using the passed function
|
|
var filteredArr = a.filter(settings.filter);
|
|
for (var i = 0; i < a.length; i++) {
|
|
if (filteredArr.indexOf(a[i]) === -1) {
|
|
$(a[i]).addClass('jg-filtered').removeClass('jg-visible');
|
|
} else {
|
|
$(a[i]).removeClass('jg-filtered');
|
|
}
|
|
}
|
|
return filteredArr;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Destroy the Justified Gallery instance.
|
|
*
|
|
* It clears all the css properties added in the style attributes. We doesn't backup the original
|
|
* values for those css attributes, because it costs (performance) and because in general one
|
|
* shouldn't use the style attribute for an uniform set of images (where we suppose the use of
|
|
* classes). Creating a backup is also difficult because JG could be called multiple times and
|
|
* with different style attributes.
|
|
*/
|
|
JustifiedGallery.prototype.destroy = function () {
|
|
clearInterval(this.checkWidthIntervalId);
|
|
|
|
$.each(this.entries, $.proxy(function(_, entry) {
|
|
var $entry = $(entry);
|
|
|
|
// Reset entry style
|
|
$entry.css('width', '');
|
|
$entry.css('height', '');
|
|
$entry.css('top', '');
|
|
$entry.css('left', '');
|
|
$entry.data('jg.loaded', undefined);
|
|
$entry.removeClass('jg-entry');
|
|
|
|
// Reset image style
|
|
var $img = this.imgFromEntry($entry);
|
|
$img.css('width', '');
|
|
$img.css('height', '');
|
|
$img.css('margin-left', '');
|
|
$img.css('margin-top', '');
|
|
$img.attr('src', $img.data('jg.originalSrc'));
|
|
$img.data('jg.originalSrc', undefined);
|
|
|
|
// Remove caption
|
|
this.removeCaptionEventsHandlers($entry);
|
|
var $caption = this.captionFromEntry($entry);
|
|
if ($entry.data('jg.createdCaption')) {
|
|
// remove also the caption element (if created by jg)
|
|
$entry.data('jg.createdCaption', undefined);
|
|
if ($caption !== null) $caption.remove();
|
|
} else {
|
|
if ($caption !== null) $caption.fadeTo(0, 1);
|
|
}
|
|
|
|
}, this));
|
|
|
|
this.$gallery.css('height', '');
|
|
this.$gallery.removeClass('justified-gallery');
|
|
this.$gallery.data('jg.controller', undefined);
|
|
};
|
|
|
|
/**
|
|
* Analyze the images and builds the rows. It returns if it found an image that is not loaded.
|
|
*
|
|
* @param isForResize if the image analyzer is called for resizing or not, to call a different callback at the end
|
|
*/
|
|
JustifiedGallery.prototype.analyzeImages = function (isForResize) {
|
|
for (var i = this.lastAnalyzedIndex + 1; i < this.entries.length; i++) {
|
|
var $entry = $(this.entries[i]);
|
|
if ($entry.data('jg.loaded') === true || $entry.data('jg.loaded') === 'skipped') {
|
|
var availableWidth = this.galleryWidth - 2 * this.border - (
|
|
(this.buildingRow.entriesBuff.length - 1) * this.settings.margins);
|
|
var imgAspectRatio = $entry.data('jg.width') / $entry.data('jg.height');
|
|
if (availableWidth / (this.buildingRow.aspectRatio + imgAspectRatio) < this.settings.rowHeight) {
|
|
this.flushRow(false);
|
|
|
|
if(++this.yield.flushed >= this.yield.every) {
|
|
this.startImgAnalyzer(isForResize);
|
|
return;
|
|
}
|
|
}
|
|
|
|
this.buildingRow.entriesBuff.push($entry);
|
|
this.buildingRow.aspectRatio += imgAspectRatio;
|
|
this.buildingRow.width += imgAspectRatio * this.settings.rowHeight;
|
|
this.lastAnalyzedIndex = i;
|
|
|
|
} else if ($entry.data('jg.loaded') !== 'error') {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Last row flush (the row is not full)
|
|
if (this.buildingRow.entriesBuff.length > 0) this.flushRow(true);
|
|
|
|
if (this.isSpinnerActive()) {
|
|
this.stopLoadingSpinnerAnimation();
|
|
}
|
|
|
|
/* Stop, if there is, the timeout to start the analyzeImages.
|
|
This is because an image can be set loaded, and the timeout can be set,
|
|
but this image can be analyzed yet.
|
|
*/
|
|
this.stopImgAnalyzerStarter();
|
|
|
|
//On complete callback
|
|
this.settings.triggerEvent.call(this, isForResize ? 'jg.resize' : 'jg.complete');
|
|
this.setGalleryFinalHeight(this.galleryHeightToSet);
|
|
};
|
|
|
|
/**
|
|
* Stops any ImgAnalyzer starter (that has an assigned timeout)
|
|
*/
|
|
JustifiedGallery.prototype.stopImgAnalyzerStarter = function () {
|
|
this.yield.flushed = 0;
|
|
if (this.imgAnalyzerTimeout !== null) {
|
|
clearTimeout(this.imgAnalyzerTimeout);
|
|
this.imgAnalyzerTimeout = null;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Starts the image analyzer. It is not immediately called to let the browser to update the view
|
|
*
|
|
* @param isForResize specifies if the image analyzer must be called for resizing or not
|
|
*/
|
|
JustifiedGallery.prototype.startImgAnalyzer = function (isForResize) {
|
|
var that = this;
|
|
this.stopImgAnalyzerStarter();
|
|
this.imgAnalyzerTimeout = setTimeout(function () {
|
|
that.analyzeImages(isForResize);
|
|
}, 0.001); // we can't start it immediately due to a IE different behaviour
|
|
};
|
|
|
|
/**
|
|
* Checks if the image is loaded or not using another image object. We cannot use the 'complete' image property,
|
|
* because some browsers, with a 404 set complete = true.
|
|
*
|
|
* @param imageSrc the image src to load
|
|
* @param onLoad callback that is called when the image has been loaded
|
|
* @param onError callback that is called in case of an error
|
|
*/
|
|
JustifiedGallery.prototype.onImageEvent = function (imageSrc, onLoad, onError) {
|
|
if (!onLoad && !onError) return;
|
|
|
|
var memImage = new Image();
|
|
var $memImage = $(memImage);
|
|
if (onLoad) {
|
|
$memImage.one('load', function () {
|
|
$memImage.off('load error');
|
|
onLoad(memImage);
|
|
});
|
|
}
|
|
if (onError) {
|
|
$memImage.one('error', function() {
|
|
$memImage.off('load error');
|
|
onError(memImage);
|
|
});
|
|
}
|
|
memImage.src = imageSrc;
|
|
};
|
|
|
|
/**
|
|
* Init of Justified Gallery controlled
|
|
* It analyzes all the entries starting theirs loading and calling the image analyzer (that works with loaded images)
|
|
*/
|
|
JustifiedGallery.prototype.init = function () {
|
|
var imagesToLoad = false, skippedImages = false, that = this;
|
|
$.each(this.entries, function (index, entry) {
|
|
var $entry = $(entry);
|
|
var $image = that.imgFromEntry($entry);
|
|
|
|
$entry.addClass('jg-entry');
|
|
|
|
if ($entry.data('jg.loaded') !== true && $entry.data('jg.loaded') !== 'skipped') {
|
|
|
|
// Link Rel global overwrite
|
|
if (that.settings.rel !== null) $entry.attr('rel', that.settings.rel);
|
|
|
|
// Link Target global overwrite
|
|
if (that.settings.target !== null) $entry.attr('target', that.settings.target);
|
|
|
|
if ($image !== null) {
|
|
|
|
// Image src
|
|
var imageSrc = that.extractImgSrcFromImage($image);
|
|
$image.attr('src', imageSrc);
|
|
|
|
/* If we have the height and the width, we don't wait that the image is loaded, but we start directly
|
|
* with the justification */
|
|
if (that.settings.waitThumbnailsLoad === false) {
|
|
var width = parseFloat($image.prop('width'));
|
|
var height = parseFloat($image.prop('height'));
|
|
if (!isNaN(width) && !isNaN(height)) {
|
|
$entry.data('jg.width', width);
|
|
$entry.data('jg.height', height);
|
|
$entry.data('jg.loaded', 'skipped');
|
|
skippedImages = true;
|
|
that.startImgAnalyzer(false);
|
|
return true; // continue
|
|
}
|
|
}
|
|
|
|
$entry.data('jg.loaded', false);
|
|
imagesToLoad = true;
|
|
|
|
// Spinner start
|
|
if (!that.isSpinnerActive()) that.startLoadingSpinnerAnimation();
|
|
|
|
that.onImageEvent(imageSrc, function (loadImg) { // image loaded
|
|
$entry.data('jg.width', loadImg.width);
|
|
$entry.data('jg.height', loadImg.height);
|
|
$entry.data('jg.loaded', true);
|
|
that.startImgAnalyzer(false);
|
|
}, function () { // image load error
|
|
$entry.data('jg.loaded', 'error');
|
|
that.startImgAnalyzer(false);
|
|
});
|
|
|
|
} else {
|
|
$entry.data('jg.loaded', true);
|
|
$entry.data('jg.width', $entry.width() | parseFloat($entry.css('width')) | 1);
|
|
$entry.data('jg.height', $entry.height() | parseFloat($entry.css('height')) | 1);
|
|
}
|
|
|
|
}
|
|
|
|
});
|
|
|
|
if (!imagesToLoad && !skippedImages) this.startImgAnalyzer(false);
|
|
this.checkWidth();
|
|
};
|
|
|
|
/**
|
|
* Checks that it is a valid number. If a string is passed it is converted to a number
|
|
*
|
|
* @param settingContainer the object that contains the setting (to allow the conversion)
|
|
* @param settingName the setting name
|
|
*/
|
|
JustifiedGallery.prototype.checkOrConvertNumber = function (settingContainer, settingName) {
|
|
if ($.type(settingContainer[settingName]) === 'string') {
|
|
settingContainer[settingName] = parseFloat(settingContainer[settingName]);
|
|
}
|
|
|
|
if ($.type(settingContainer[settingName]) === 'number') {
|
|
if (isNaN(settingContainer[settingName])) throw 'invalid number for ' + settingName;
|
|
} else {
|
|
throw settingName + ' must be a number';
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Checks the sizeRangeSuffixes and, if necessary, converts
|
|
* its keys from string (e.g. old settings with 'lt100') to int.
|
|
*/
|
|
JustifiedGallery.prototype.checkSizeRangesSuffixes = function () {
|
|
if ($.type(this.settings.sizeRangeSuffixes) !== 'object') {
|
|
throw 'sizeRangeSuffixes must be defined and must be an object';
|
|
}
|
|
|
|
var suffixRanges = [];
|
|
for (var rangeIdx in this.settings.sizeRangeSuffixes) {
|
|
if (this.settings.sizeRangeSuffixes.hasOwnProperty(rangeIdx)) suffixRanges.push(rangeIdx);
|
|
}
|
|
|
|
var newSizeRngSuffixes = {0: ''};
|
|
for (var i = 0; i < suffixRanges.length; i++) {
|
|
if ($.type(suffixRanges[i]) === 'string') {
|
|
try {
|
|
var numIdx = parseInt(suffixRanges[i].replace(/^[a-z]+/, ''), 10);
|
|
newSizeRngSuffixes[numIdx] = this.settings.sizeRangeSuffixes[suffixRanges[i]];
|
|
} catch (e) {
|
|
throw 'sizeRangeSuffixes keys must contains correct numbers (' + e + ')';
|
|
}
|
|
} else {
|
|
newSizeRngSuffixes[suffixRanges[i]] = this.settings.sizeRangeSuffixes[suffixRanges[i]];
|
|
}
|
|
}
|
|
|
|
this.settings.sizeRangeSuffixes = newSizeRngSuffixes;
|
|
};
|
|
|
|
/**
|
|
* check and convert the maxRowHeight setting
|
|
* requires rowHeight to be already set
|
|
* TODO: should be always called when only rowHeight is changed
|
|
* @return number or null
|
|
*/
|
|
JustifiedGallery.prototype.retrieveMaxRowHeight = function () {
|
|
var newMaxRowHeight = null;
|
|
var rowHeight = this.settings.rowHeight;
|
|
|
|
if ($.type(this.settings.maxRowHeight) === 'string') {
|
|
if (this.settings.maxRowHeight.match(/^[0-9]+%$/)) {
|
|
newMaxRowHeight = rowHeight * parseFloat(this.settings.maxRowHeight.match(/^([0-9]+)%$/)[1]) / 100;
|
|
} else {
|
|
newMaxRowHeight = parseFloat(this.settings.maxRowHeight);
|
|
}
|
|
} else if ($.type(this.settings.maxRowHeight) === 'number') {
|
|
newMaxRowHeight = this.settings.maxRowHeight;
|
|
} else if (this.settings.maxRowHeight === false || this.settings.maxRowHeight == null) {
|
|
return null;
|
|
} else {
|
|
throw 'maxRowHeight must be a number or a percentage';
|
|
}
|
|
|
|
// check if the converted value is not a number
|
|
if (isNaN(newMaxRowHeight)) throw 'invalid number for maxRowHeight';
|
|
|
|
// check values, maxRowHeight must be >= rowHeight
|
|
if (newMaxRowHeight < rowHeight) newMaxRowHeight = rowHeight;
|
|
|
|
return newMaxRowHeight;
|
|
};
|
|
|
|
/**
|
|
* Checks the settings
|
|
*/
|
|
JustifiedGallery.prototype.checkSettings = function () {
|
|
this.checkSizeRangesSuffixes();
|
|
|
|
this.checkOrConvertNumber(this.settings, 'rowHeight');
|
|
this.checkOrConvertNumber(this.settings, 'margins');
|
|
this.checkOrConvertNumber(this.settings, 'border');
|
|
|
|
var lastRowModes = [
|
|
'justify',
|
|
'nojustify',
|
|
'left',
|
|
'center',
|
|
'right',
|
|
'hide'
|
|
];
|
|
if (lastRowModes.indexOf(this.settings.lastRow) === -1) {
|
|
throw 'lastRow must be one of: ' + lastRowModes.join(', ');
|
|
}
|
|
|
|
this.checkOrConvertNumber(this.settings, 'justifyThreshold');
|
|
if (this.settings.justifyThreshold < 0 || this.settings.justifyThreshold > 1) {
|
|
throw 'justifyThreshold must be in the interval [0,1]';
|
|
}
|
|
if ($.type(this.settings.cssAnimation) !== 'boolean') {
|
|
throw 'cssAnimation must be a boolean';
|
|
}
|
|
|
|
if ($.type(this.settings.captions) !== 'boolean') throw 'captions must be a boolean';
|
|
this.checkOrConvertNumber(this.settings.captionSettings, 'animationDuration');
|
|
|
|
this.checkOrConvertNumber(this.settings.captionSettings, 'visibleOpacity');
|
|
if (this.settings.captionSettings.visibleOpacity < 0 ||
|
|
this.settings.captionSettings.visibleOpacity > 1) {
|
|
throw 'captionSettings.visibleOpacity must be in the interval [0, 1]';
|
|
}
|
|
|
|
this.checkOrConvertNumber(this.settings.captionSettings, 'nonVisibleOpacity');
|
|
if (this.settings.captionSettings.nonVisibleOpacity < 0 ||
|
|
this.settings.captionSettings.nonVisibleOpacity > 1) {
|
|
throw 'captionSettings.nonVisibleOpacity must be in the interval [0, 1]';
|
|
}
|
|
|
|
this.checkOrConvertNumber(this.settings, 'imagesAnimationDuration');
|
|
this.checkOrConvertNumber(this.settings, 'refreshTime');
|
|
this.checkOrConvertNumber(this.settings, 'refreshSensitivity');
|
|
if ($.type(this.settings.randomize) !== 'boolean') throw 'randomize must be a boolean';
|
|
if ($.type(this.settings.selector) !== 'string') throw 'selector must be a string';
|
|
|
|
if (this.settings.sort !== false && !$.isFunction(this.settings.sort)) {
|
|
throw 'sort must be false or a comparison function';
|
|
}
|
|
|
|
if (this.settings.filter !== false && !$.isFunction(this.settings.filter) &&
|
|
$.type(this.settings.filter) !== 'string') {
|
|
throw 'filter must be false, a string or a filter function';
|
|
}
|
|
};
|
|
|
|
/**
|
|
* It brings all the indexes from the sizeRangeSuffixes and it orders them. They are then sorted and returned.
|
|
* @returns {Array} sorted suffix ranges
|
|
*/
|
|
JustifiedGallery.prototype.retrieveSuffixRanges = function () {
|
|
var suffixRanges = [];
|
|
for (var rangeIdx in this.settings.sizeRangeSuffixes) {
|
|
if (this.settings.sizeRangeSuffixes.hasOwnProperty(rangeIdx)) suffixRanges.push(parseInt(rangeIdx, 10));
|
|
}
|
|
suffixRanges.sort(function (a, b) { return a > b ? 1 : a < b ? -1 : 0; });
|
|
return suffixRanges;
|
|
};
|
|
|
|
/**
|
|
* Update the existing settings only changing some of them
|
|
*
|
|
* @param newSettings the new settings (or a subgroup of them)
|
|
*/
|
|
JustifiedGallery.prototype.updateSettings = function (newSettings) {
|
|
// In this case Justified Gallery has been called again changing only some options
|
|
this.settings = $.extend({}, this.settings, newSettings);
|
|
this.checkSettings();
|
|
|
|
// As reported in the settings: negative value = same as margins, 0 = disabled
|
|
this.border = this.settings.border >= 0 ? this.settings.border : this.settings.margins;
|
|
|
|
this.maxRowHeight = this.retrieveMaxRowHeight();
|
|
this.suffixRanges = this.retrieveSuffixRanges();
|
|
};
|
|
|
|
JustifiedGallery.prototype.defaults = {
|
|
sizeRangeSuffixes: { }, /* e.g. Flickr configuration
|
|
{
|
|
100: '_t', // used when longest is less than 100px
|
|
240: '_m', // used when longest is between 101px and 240px
|
|
320: '_n', // ...
|
|
500: '',
|
|
640: '_z',
|
|
1024: '_b' // used as else case because it is the last
|
|
}
|
|
*/
|
|
thumbnailPath: undefined, /* If defined, sizeRangeSuffixes is not used, and this function is used to determine the
|
|
path relative to a specific thumbnail size. The function should accept respectively three arguments:
|
|
current path, width and height */
|
|
rowHeight: 120, // required? required to be > 0?
|
|
maxRowHeight: false, // false or negative value to deactivate. Positive number to express the value in pixels,
|
|
// A string '[0-9]+%' to express in percentage (e.g. 300% means that the row height
|
|
// can't exceed 3 * rowHeight)
|
|
margins: 1,
|
|
border: -1, // negative value = same as margins, 0 = disabled, any other value to set the border
|
|
|
|
lastRow: 'nojustify', // … which is the same as 'left', or can be 'justify', 'center', 'right' or 'hide'
|
|
|
|
justifyThreshold: 0.90, /* if row width / available space > 0.90 it will be always justified
|
|
* (i.e. lastRow setting is not considered) */
|
|
waitThumbnailsLoad: true,
|
|
captions: true,
|
|
cssAnimation: true,
|
|
imagesAnimationDuration: 500, // ignored with css animations
|
|
captionSettings: { // ignored with css animations
|
|
animationDuration: 500,
|
|
visibleOpacity: 0.7,
|
|
nonVisibleOpacity: 0.0
|
|
},
|
|
rel: null, // rewrite the rel of each analyzed links
|
|
target: null, // rewrite the target of all links
|
|
extension: /\.[^.\\/]+$/, // regexp to capture the extension of an image
|
|
refreshTime: 200, // time interval (in ms) to check if the page changes its width
|
|
refreshSensitivity: 0, // change in width allowed (in px) without re-building the gallery
|
|
randomize: false,
|
|
rtl: false, // right-to-left mode
|
|
sort: false, /*
|
|
- false: to do not sort
|
|
- function: to sort them using the function as comparator (see Array.prototype.sort())
|
|
*/
|
|
filter: false, /*
|
|
- false, null or undefined: for a disabled filter
|
|
- a string: an entry is kept if entry.is(filter string) returns true
|
|
see jQuery's .is() function for further information
|
|
- a function: invoked with arguments (entry, index, array). Return true to keep the entry, false otherwise.
|
|
It follows the specifications of the Array.prototype.filter() function of JavaScript.
|
|
*/
|
|
selector: 'a, div:not(.spinner)', // The selector that is used to know what are the entries of the gallery
|
|
imgSelector: '> img, > a > img', // The selector that is used to know what are the images of each entry
|
|
triggerEvent: function (event) { // This is called to trigger events, the default behavior is to call $.trigger
|
|
this.$gallery.trigger(event); // Consider that 'this' is this set to the JustifiedGallery object, so it can
|
|
} // access to fields such as $gallery, useful to trigger events with jQuery.
|
|
};
|
|
|
|
/**
|
|
* Justified Gallery plugin for jQuery
|
|
*
|
|
* Events
|
|
* - jg.complete : called when all the gallery has been created
|
|
* - jg.resize : called when the gallery has been resized
|
|
* - jg.rowflush : when a new row appears
|
|
*
|
|
* @param arg the action (or the settings) passed when the plugin is called
|
|
* @returns {*} the object itself
|
|
*/
|
|
$.fn.justifiedGallery = function (arg) {
|
|
return this.each(function (index, gallery) {
|
|
|
|
var $gallery = $(gallery);
|
|
$gallery.addClass('justified-gallery');
|
|
|
|
var controller = $gallery.data('jg.controller');
|
|
if (typeof controller === 'undefined') {
|
|
// Create controller and assign it to the object data
|
|
if (typeof arg !== 'undefined' && arg !== null && $.type(arg) !== 'object') {
|
|
if (arg === 'destroy') return; // Just a call to an unexisting object
|
|
throw 'The argument must be an object';
|
|
}
|
|
controller = new JustifiedGallery($gallery, $.extend({}, JustifiedGallery.prototype.defaults, arg));
|
|
$gallery.data('jg.controller', controller);
|
|
} else if (arg === 'norewind') {
|
|
// In this case we don't rewind: we analyze only the latest images (e.g. to complete the last unfinished row
|
|
// ... left to be more readable
|
|
} else if (arg === 'destroy') {
|
|
controller.destroy();
|
|
return;
|
|
} else {
|
|
// In this case Justified Gallery has been called again changing only some options
|
|
controller.updateSettings(arg);
|
|
controller.rewind();
|
|
}
|
|
|
|
// Update the entries list
|
|
if (!controller.updateEntries(arg === 'norewind')) return;
|
|
|
|
// Init justified gallery
|
|
controller.init();
|
|
|
|
});
|
|
};
|
|
|
|
}));
|
|
/*!
|
|
* jQuery Mousewheel 3.1.13
|
|
*
|
|
* Copyright jQuery Foundation and other contributors
|
|
* Released under the MIT license
|
|
* http://jquery.org/license
|
|
*/
|
|
|
|
(function (factory) {
|
|
if ( typeof define === 'function' && define.amd ) {
|
|
// AMD. Register as an anonymous module.
|
|
define(['jquery'], factory);
|
|
} else if (typeof exports === 'object') {
|
|
// Node/CommonJS style for Browserify
|
|
module.exports = factory;
|
|
} else {
|
|
// Browser globals
|
|
factory(jQuery);
|
|
}
|
|
}(function ($) {
|
|
|
|
var toFix = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
|
|
toBind = ( 'onwheel' in document || document.documentMode >= 9 ) ?
|
|
['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
|
|
slice = Array.prototype.slice,
|
|
nullLowestDeltaTimeout, lowestDelta;
|
|
|
|
if ( $.event.fixHooks ) {
|
|
for ( var i = toFix.length; i; ) {
|
|
$.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
|
|
}
|
|
}
|
|
|
|
var special = $.event.special.mousewheel = {
|
|
version: '3.1.12',
|
|
|
|
setup: function() {
|
|
if ( this.addEventListener ) {
|
|
for ( var i = toBind.length; i; ) {
|
|
this.addEventListener( toBind[--i], handler, false );
|
|
}
|
|
} else {
|
|
this.onmousewheel = handler;
|
|
}
|
|
// Store the line height and page height for this particular element
|
|
$.data(this, 'mousewheel-line-height', special.getLineHeight(this));
|
|
$.data(this, 'mousewheel-page-height', special.getPageHeight(this));
|
|
},
|
|
|
|
teardown: function() {
|
|
if ( this.removeEventListener ) {
|
|
for ( var i = toBind.length; i; ) {
|
|
this.removeEventListener( toBind[--i], handler, false );
|
|
}
|
|
} else {
|
|
this.onmousewheel = null;
|
|
}
|
|
// Clean up the data we added to the element
|
|
$.removeData(this, 'mousewheel-line-height');
|
|
$.removeData(this, 'mousewheel-page-height');
|
|
},
|
|
|
|
getLineHeight: function(elem) {
|
|
var $elem = $(elem),
|
|
$parent = $elem['offsetParent' in $.fn ? 'offsetParent' : 'parent']();
|
|
if (!$parent.length) {
|
|
$parent = $('body');
|
|
}
|
|
return parseInt($parent.css('fontSize'), 10) || parseInt($elem.css('fontSize'), 10) || 16;
|
|
},
|
|
|
|
getPageHeight: function(elem) {
|
|
return $(elem).height();
|
|
},
|
|
|
|
settings: {
|
|
adjustOldDeltas: true, // see shouldAdjustOldDeltas() below
|
|
normalizeOffset: true // calls getBoundingClientRect for each event
|
|
}
|
|
};
|
|
|
|
$.fn.extend({
|
|
mousewheel: function(fn) {
|
|
return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
|
|
},
|
|
|
|
unmousewheel: function(fn) {
|
|
return this.unbind('mousewheel', fn);
|
|
}
|
|
});
|
|
|
|
|
|
function handler(event) {
|
|
var orgEvent = event || window.event,
|
|
args = slice.call(arguments, 1),
|
|
delta = 0,
|
|
deltaX = 0,
|
|
deltaY = 0,
|
|
absDelta = 0,
|
|
offsetX = 0,
|
|
offsetY = 0;
|
|
event = $.event.fix(orgEvent);
|
|
event.type = 'mousewheel';
|
|
|
|
// Old school scrollwheel delta
|
|
if ( 'detail' in orgEvent ) { deltaY = orgEvent.detail * -1; }
|
|
if ( 'wheelDelta' in orgEvent ) { deltaY = orgEvent.wheelDelta; }
|
|
if ( 'wheelDeltaY' in orgEvent ) { deltaY = orgEvent.wheelDeltaY; }
|
|
if ( 'wheelDeltaX' in orgEvent ) { deltaX = orgEvent.wheelDeltaX * -1; }
|
|
|
|
// Firefox < 17 horizontal scrolling related to DOMMouseScroll event
|
|
if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
|
|
deltaX = deltaY * -1;
|
|
deltaY = 0;
|
|
}
|
|
|
|
// Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
|
|
delta = deltaY === 0 ? deltaX : deltaY;
|
|
|
|
// New school wheel delta (wheel event)
|
|
if ( 'deltaY' in orgEvent ) {
|
|
deltaY = orgEvent.deltaY * -1;
|
|
delta = deltaY;
|
|
}
|
|
if ( 'deltaX' in orgEvent ) {
|
|
deltaX = orgEvent.deltaX;
|
|
if ( deltaY === 0 ) { delta = deltaX * -1; }
|
|
}
|
|
|
|
// No change actually happened, no reason to go any further
|
|
if ( deltaY === 0 && deltaX === 0 ) { return; }
|
|
|
|
// Need to convert lines and pages to pixels if we aren't already in pixels
|
|
// There are three delta modes:
|
|
// * deltaMode 0 is by pixels, nothing to do
|
|
// * deltaMode 1 is by lines
|
|
// * deltaMode 2 is by pages
|
|
if ( orgEvent.deltaMode === 1 ) {
|
|
var lineHeight = $.data(this, 'mousewheel-line-height');
|
|
delta *= lineHeight;
|
|
deltaY *= lineHeight;
|
|
deltaX *= lineHeight;
|
|
} else if ( orgEvent.deltaMode === 2 ) {
|
|
var pageHeight = $.data(this, 'mousewheel-page-height');
|
|
delta *= pageHeight;
|
|
deltaY *= pageHeight;
|
|
deltaX *= pageHeight;
|
|
}
|
|
|
|
// Store lowest absolute delta to normalize the delta values
|
|
absDelta = Math.max( Math.abs(deltaY), Math.abs(deltaX) );
|
|
|
|
if ( !lowestDelta || absDelta < lowestDelta ) {
|
|
lowestDelta = absDelta;
|
|
|
|
// Adjust older deltas if necessary
|
|
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
|
|
lowestDelta /= 40;
|
|
}
|
|
}
|
|
|
|
// Adjust older deltas if necessary
|
|
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
|
|
// Divide all the things by 40!
|
|
delta /= 40;
|
|
deltaX /= 40;
|
|
deltaY /= 40;
|
|
}
|
|
|
|
// Get a whole, normalized value for the deltas
|
|
delta = Math[ delta >= 1 ? 'floor' : 'ceil' ](delta / lowestDelta);
|
|
deltaX = Math[ deltaX >= 1 ? 'floor' : 'ceil' ](deltaX / lowestDelta);
|
|
deltaY = Math[ deltaY >= 1 ? 'floor' : 'ceil' ](deltaY / lowestDelta);
|
|
|
|
// Normalise offsetX and offsetY properties
|
|
if ( special.settings.normalizeOffset && this.getBoundingClientRect ) {
|
|
var boundingRect = this.getBoundingClientRect();
|
|
offsetX = event.clientX - boundingRect.left;
|
|
offsetY = event.clientY - boundingRect.top;
|
|
}
|
|
|
|
// Add information to the event object
|
|
event.deltaX = deltaX;
|
|
event.deltaY = deltaY;
|
|
event.deltaFactor = lowestDelta;
|
|
event.offsetX = offsetX;
|
|
event.offsetY = offsetY;
|
|
// Go ahead and set deltaMode to 0 since we converted to pixels
|
|
// Although this is a little odd since we overwrite the deltaX/Y
|
|
// properties with normalized deltas.
|
|
event.deltaMode = 0;
|
|
|
|
// Add event and delta to the front of the arguments
|
|
args.unshift(event, delta, deltaX, deltaY);
|
|
|
|
// Clearout lowestDelta after sometime to better
|
|
// handle multiple device types that give different
|
|
// a different lowestDelta
|
|
// Ex: trackpad = 3 and mouse wheel = 120
|
|
if (nullLowestDeltaTimeout) { clearTimeout(nullLowestDeltaTimeout); }
|
|
nullLowestDeltaTimeout = setTimeout(nullLowestDelta, 200);
|
|
|
|
return ($.event.dispatch || $.event.handle).apply(this, args);
|
|
}
|
|
|
|
function nullLowestDelta() {
|
|
lowestDelta = null;
|
|
}
|
|
|
|
function shouldAdjustOldDeltas(orgEvent, absDelta) {
|
|
// If this is an older event and the delta is divisable by 120,
|
|
// then we are assuming that the browser is treating this as an
|
|
// older mouse wheel event and that we should divide the deltas
|
|
// by 40 to try and get a more usable deltaFactor.
|
|
// Side note, this actually impacts the reported scroll distance
|
|
// in older browsers and can cause scrolling to be slower than native.
|
|
// Turn this off by setting $.event.special.mousewheel.settings.adjustOldDeltas to false.
|
|
return special.settings.adjustOldDeltas && orgEvent.type === 'mousewheel' && absDelta % 120 === 0;
|
|
}
|
|
|
|
}));
|
|
|
|
(function() {
|
|
'use strict';
|
|
|
|
var defaults = {
|
|
|
|
mode: 'lg-slide',
|
|
|
|
// Ex : 'ease'
|
|
cssEasing: 'ease',
|
|
|
|
//'for jquery animation'
|
|
easing: 'linear',
|
|
speed: 600,
|
|
height: '100%',
|
|
width: '100%',
|
|
addClass: '',
|
|
startClass: 'lg-start-zoom',
|
|
backdropDuration: 150,
|
|
hideBarsDelay: 6000,
|
|
|
|
useLeft: false,
|
|
|
|
closable: true,
|
|
loop: true,
|
|
escKey: true,
|
|
keyPress: true,
|
|
controls: true,
|
|
slideEndAnimatoin: true,
|
|
hideControlOnEnd: false,
|
|
mousewheel: true,
|
|
|
|
getCaptionFromTitleOrAlt: true,
|
|
|
|
// .lg-item || '.lg-sub-html'
|
|
appendSubHtmlTo: '.lg-sub-html',
|
|
|
|
subHtmlSelectorRelative: false,
|
|
|
|
/**
|
|
* @desc number of preload slides
|
|
* will exicute only after the current slide is fully loaded.
|
|
*
|
|
* @ex you clicked on 4th image and if preload = 1 then 3rd slide and 5th
|
|
* slide will be loaded in the background after the 4th slide is fully loaded..
|
|
* if preload is 2 then 2nd 3rd 5th 6th slides will be preloaded.. ... ...
|
|
*
|
|
*/
|
|
preload: 1,
|
|
showAfterLoad: true,
|
|
selector: '',
|
|
selectWithin: '',
|
|
nextHtml: '',
|
|
prevHtml: '',
|
|
|
|
// 0, 1
|
|
index: false,
|
|
|
|
iframeMaxWidth: '100%',
|
|
|
|
download: true,
|
|
counter: true,
|
|
appendCounterTo: '.lg-toolbar',
|
|
|
|
swipeThreshold: 50,
|
|
enableSwipe: true,
|
|
enableDrag: true,
|
|
|
|
dynamic: false,
|
|
dynamicEl: [],
|
|
galleryId: 1
|
|
};
|
|
|
|
function Plugin(element, options) {
|
|
|
|
// Current lightGallery element
|
|
this.el = element;
|
|
|
|
// Current jquery element
|
|
this.$el = $(element);
|
|
|
|
// lightGallery settings
|
|
this.s = $.extend({}, defaults, options);
|
|
|
|
// When using dynamic mode, ensure dynamicEl is an array
|
|
if (this.s.dynamic && this.s.dynamicEl !== 'undefined' && this.s.dynamicEl.constructor === Array && !this.s.dynamicEl.length) {
|
|
throw ('When using dynamic mode, you must also define dynamicEl as an Array.');
|
|
}
|
|
|
|
// lightGallery modules
|
|
this.modules = {};
|
|
|
|
// false when lightgallery complete first slide;
|
|
this.lGalleryOn = false;
|
|
|
|
this.lgBusy = false;
|
|
|
|
// Timeout function for hiding controls;
|
|
this.hideBartimeout = false;
|
|
|
|
// To determine browser supports for touch events;
|
|
this.isTouch = ('ontouchstart' in document.documentElement);
|
|
|
|
// Disable hideControlOnEnd if sildeEndAnimation is true
|
|
if (this.s.slideEndAnimatoin) {
|
|
this.s.hideControlOnEnd = false;
|
|
}
|
|
|
|
// Gallery items
|
|
if (this.s.dynamic) {
|
|
this.$items = this.s.dynamicEl;
|
|
} else {
|
|
if (this.s.selector === 'this') {
|
|
this.$items = this.$el;
|
|
} else if (this.s.selector !== '') {
|
|
if (this.s.selectWithin) {
|
|
this.$items = $(this.s.selectWithin).find(this.s.selector);
|
|
} else {
|
|
this.$items = this.$el.find($(this.s.selector));
|
|
}
|
|
} else {
|
|
this.$items = this.$el.children();
|
|
}
|
|
}
|
|
|
|
// .lg-item
|
|
this.$slide = '';
|
|
|
|
// .lg-outer
|
|
this.$outer = '';
|
|
|
|
this.init();
|
|
|
|
return this;
|
|
}
|
|
|
|
Plugin.prototype.init = function() {
|
|
|
|
var _this = this;
|
|
|
|
// s.preload should not be more than $item.length
|
|
if (_this.s.preload > _this.$items.length) {
|
|
_this.s.preload = _this.$items.length;
|
|
}
|
|
|
|
// if dynamic option is enabled execute immediately
|
|
var _hash = window.location.hash;
|
|
if (_hash.indexOf('lg=' + this.s.galleryId) > 0) {
|
|
|
|
_this.index = parseInt(_hash.split('&slide=')[1], 10);
|
|
|
|
$('body').addClass('lg-from-hash');
|
|
if (!$('body').hasClass('lg-on')) {
|
|
setTimeout(function() {
|
|
_this.build(_this.index);
|
|
});
|
|
|
|
$('body').addClass('lg-on');
|
|
}
|
|
}
|
|
|
|
if (_this.s.dynamic) {
|
|
|
|
_this.$el.trigger('onBeforeOpen.lg');
|
|
|
|
_this.index = _this.s.index || 0;
|
|
|
|
// prevent accidental double execution
|
|
if (!$('body').hasClass('lg-on')) {
|
|
setTimeout(function() {
|
|
_this.build(_this.index);
|
|
$('body').addClass('lg-on');
|
|
});
|
|
}
|
|
} else {
|
|
|
|
// Using different namespace for click because click event should not unbind if selector is same object('this')
|
|
_this.$items.on('click.lgcustom', function(event) {
|
|
|
|
// For IE8
|
|
try {
|
|
event.preventDefault();
|
|
event.preventDefault();
|
|
} catch (er) {
|
|
event.returnValue = false;
|
|
}
|
|
|
|
_this.$el.trigger('onBeforeOpen.lg');
|
|
|
|
_this.index = _this.s.index || _this.$items.index(this);
|
|
|
|
// prevent accidental double execution
|
|
if (!$('body').hasClass('lg-on')) {
|
|
_this.build(_this.index);
|
|
$('body').addClass('lg-on');
|
|
}
|
|
});
|
|
}
|
|
|
|
};
|
|
|
|
Plugin.prototype.build = function(index) {
|
|
|
|
var _this = this;
|
|
|
|
_this.structure();
|
|
|
|
// module constructor
|
|
$.each($.fn.lightGallery.modules, function(key) {
|
|
_this.modules[key] = new $.fn.lightGallery.modules[key](_this.el);
|
|
});
|
|
|
|
// initiate slide function
|
|
_this.slide(index, false, false, false);
|
|
|
|
if (_this.s.keyPress) {
|
|
_this.keyPress();
|
|
}
|
|
|
|
if (_this.$items.length > 1) {
|
|
|
|
_this.arrow();
|
|
|
|
setTimeout(function() {
|
|
_this.enableDrag();
|
|
_this.enableSwipe();
|
|
}, 50);
|
|
|
|
if (_this.s.mousewheel) {
|
|
_this.mousewheel();
|
|
}
|
|
} else {
|
|
_this.$slide.on('click.lg', function() {
|
|
_this.$el.trigger('onSlideClick.lg');
|
|
});
|
|
}
|
|
|
|
_this.counter();
|
|
|
|
_this.closeGallery();
|
|
|
|
_this.$el.trigger('onAfterOpen.lg');
|
|
|
|
// Hide controllers if mouse doesn't move for some period
|
|
_this.$outer.on('mousemove.lg click.lg touchstart.lg', function() {
|
|
|
|
_this.$outer.removeClass('lg-hide-items');
|
|
|
|
clearTimeout(_this.hideBartimeout);
|
|
|
|
// Timeout will be cleared on each slide movement also
|
|
_this.hideBartimeout = setTimeout(function() {
|
|
_this.$outer.addClass('lg-hide-items');
|
|
}, _this.s.hideBarsDelay);
|
|
|
|
});
|
|
|
|
_this.$outer.trigger('mousemove.lg');
|
|
|
|
};
|
|
|
|
Plugin.prototype.structure = function() {
|
|
var list = '';
|
|
var controls = '';
|
|
var i = 0;
|
|
var subHtmlCont = '';
|
|
var template;
|
|
var _this = this;
|
|
|
|
$('body').append('<div class="lg-backdrop"></div>');
|
|
$('.lg-backdrop').css('transition-duration', this.s.backdropDuration + 'ms');
|
|
|
|
// Create gallery items
|
|
for (i = 0; i < this.$items.length; i++) {
|
|
list += '<div class="lg-item"></div>';
|
|
}
|
|
|
|
// Create controlls
|
|
if (this.s.controls && this.$items.length > 1) {
|
|
controls = '<div class="lg-actions">' +
|
|
'<button class="lg-prev lg-icon">' + this.s.prevHtml + '</button>' +
|
|
'<button class="lg-next lg-icon">' + this.s.nextHtml + '</button>' +
|
|
'</div>';
|
|
}
|
|
|
|
if (this.s.appendSubHtmlTo === '.lg-sub-html') {
|
|
subHtmlCont = '<div class="lg-sub-html"></div>';
|
|
}
|
|
|
|
template = '<div class="lg-outer ' + this.s.addClass + ' ' + this.s.startClass + '">' +
|
|
'<div class="lg" style="width:' + this.s.width + '; height:' + this.s.height + '">' +
|
|
'<div class="lg-inner">' + list + '</div>' +
|
|
'<div class="lg-toolbar lg-group">' +
|
|
'<span class="lg-close lg-icon"></span>' +
|
|
'</div>' +
|
|
controls +
|
|
subHtmlCont +
|
|
'</div>' +
|
|
'</div>';
|
|
|
|
$('body').append(template);
|
|
this.$outer = $('.lg-outer');
|
|
this.$slide = this.$outer.find('.lg-item');
|
|
|
|
if (this.s.useLeft) {
|
|
this.$outer.addClass('lg-use-left');
|
|
|
|
// Set mode lg-slide if use left is true;
|
|
this.s.mode = 'lg-slide';
|
|
} else {
|
|
this.$outer.addClass('lg-use-css3');
|
|
}
|
|
|
|
// For fixed height gallery
|
|
_this.setTop();
|
|
$(window).on('resize.lg orientationchange.lg', function() {
|
|
setTimeout(function() {
|
|
_this.setTop();
|
|
}, 100);
|
|
});
|
|
|
|
// add class lg-current to remove initial transition
|
|
this.$slide.eq(this.index).addClass('lg-current');
|
|
|
|
// add Class for css support and transition mode
|
|
if (this.doCss()) {
|
|
this.$outer.addClass('lg-css3');
|
|
} else {
|
|
this.$outer.addClass('lg-css');
|
|
|
|
// Set speed 0 because no animation will happen if browser doesn't support css3
|
|
this.s.speed = 0;
|
|
}
|
|
|
|
this.$outer.addClass(this.s.mode);
|
|
|
|
if (this.s.enableDrag && this.$items.length > 1) {
|
|
this.$outer.addClass('lg-grab');
|
|
}
|
|
|
|
if (this.s.showAfterLoad) {
|
|
this.$outer.addClass('lg-show-after-load');
|
|
}
|
|
|
|
if (this.doCss()) {
|
|
var $inner = this.$outer.find('.lg-inner');
|
|
$inner.css('transition-timing-function', this.s.cssEasing);
|
|
$inner.css('transition-duration', this.s.speed + 'ms');
|
|
}
|
|
|
|
setTimeout(function() {
|
|
$('.lg-backdrop').addClass('in');
|
|
});
|
|
|
|
setTimeout(function() {
|
|
_this.$outer.addClass('lg-visible');
|
|
}, this.s.backdropDuration);
|
|
|
|
if (this.s.download) {
|
|
this.$outer.find('.lg-toolbar').append('<a id="lg-download" target="_blank" download class="lg-download lg-icon"></a>');
|
|
}
|
|
|
|
// Store the current scroll top value to scroll back after closing the gallery..
|
|
this.prevScrollTop = $(window).scrollTop();
|
|
|
|
};
|
|
|
|
// For fixed height gallery
|
|
Plugin.prototype.setTop = function() {
|
|
if (this.s.height !== '100%') {
|
|
var wH = $(window).height();
|
|
var top = (wH - parseInt(this.s.height, 10)) / 2;
|
|
var $lGallery = this.$outer.find('.lg');
|
|
if (wH >= parseInt(this.s.height, 10)) {
|
|
$lGallery.css('top', top + 'px');
|
|
} else {
|
|
$lGallery.css('top', '0px');
|
|
}
|
|
}
|
|
};
|
|
|
|
// Find css3 support
|
|
Plugin.prototype.doCss = function() {
|
|
// check for css animation support
|
|
var support = function() {
|
|
var transition = ['transition', 'MozTransition', 'WebkitTransition', 'OTransition', 'msTransition', 'KhtmlTransition'];
|
|
var root = document.documentElement;
|
|
var i = 0;
|
|
for (i = 0; i < transition.length; i++) {
|
|
if (transition[i] in root.style) {
|
|
return true;
|
|
}
|
|
}
|
|
};
|
|
|
|
if (support()) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
/**
|
|
* @desc Check the given src is video
|
|
* @param {String} src
|
|
* @return {Object} video type
|
|
* Ex:{ youtube : ["//www.youtube.com/watch?v=c0asJgSyxcY", "c0asJgSyxcY"] }
|
|
*/
|
|
Plugin.prototype.isVideo = function(src, index) {
|
|
|
|
var html;
|
|
if (this.s.dynamic) {
|
|
html = this.s.dynamicEl[index].html;
|
|
} else {
|
|
html = this.$items.eq(index).attr('data-html');
|
|
}
|
|
|
|
if (!src) {
|
|
if(html) {
|
|
return {
|
|
html5: true
|
|
};
|
|
} else {
|
|
console.error('lightGallery :- data-src is not pvovided on slide item ' + (index + 1) + '. Please make sure the selector property is properly configured. More info - http://sachinchoolur.github.io/lightGallery/demos/html-markup.html');
|
|
return false;
|
|
}
|
|
}
|
|
|
|
var youtube = src.match(/\/\/(?:www\.)?youtu(?:\.be|be\.com|be-nocookie\.com)\/(?:watch\?v=|embed\/)?([a-z0-9\-\_\%]+)/i);
|
|
var vimeo = src.match(/\/\/(?:www\.)?vimeo.com\/([0-9a-z\-_]+)/i);
|
|
var dailymotion = src.match(/\/\/(?:www\.)?dai.ly\/([0-9a-z\-_]+)/i);
|
|
var vk = src.match(/\/\/(?:www\.)?(?:vk\.com|vkontakte\.ru)\/(?:video_ext\.php\?)(.*)/i);
|
|
|
|
if (youtube) {
|
|
return {
|
|
youtube: youtube
|
|
};
|
|
} else if (vimeo) {
|
|
return {
|
|
vimeo: vimeo
|
|
};
|
|
} else if (dailymotion) {
|
|
return {
|
|
dailymotion: dailymotion
|
|
};
|
|
} else if (vk) {
|
|
return {
|
|
vk: vk
|
|
};
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @desc Create image counter
|
|
* Ex: 1/10
|
|
*/
|
|
Plugin.prototype.counter = function() {
|
|
if (this.s.counter) {
|
|
$(this.s.appendCounterTo).append('<div id="lg-counter"><span id="lg-counter-current">' + (parseInt(this.index, 10) + 1) + '</span> / <span id="lg-counter-all">' + this.$items.length + '</span></div>');
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @desc add sub-html into the slide
|
|
* @param {Number} index - index of the slide
|
|
*/
|
|
Plugin.prototype.addHtml = function(index) {
|
|
var subHtml = null;
|
|
var subHtmlUrl;
|
|
var $currentEle;
|
|
if (this.s.dynamic) {
|
|
if (this.s.dynamicEl[index].subHtmlUrl) {
|
|
subHtmlUrl = this.s.dynamicEl[index].subHtmlUrl;
|
|
} else {
|
|
subHtml = this.s.dynamicEl[index].subHtml;
|
|
}
|
|
} else {
|
|
$currentEle = this.$items.eq(index);
|
|
if ($currentEle.attr('data-sub-html-url')) {
|
|
subHtmlUrl = $currentEle.attr('data-sub-html-url');
|
|
} else {
|
|
subHtml = $currentEle.attr('data-sub-html');
|
|
if (this.s.getCaptionFromTitleOrAlt && !subHtml) {
|
|
subHtml = $currentEle.attr('title') || $currentEle.find('img').first().attr('alt');
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!subHtmlUrl) {
|
|
if (typeof subHtml !== 'undefined' && subHtml !== null) {
|
|
|
|
// get first letter of subhtml
|
|
// if first letter starts with . or # get the html form the jQuery object
|
|
var fL = subHtml.substring(0, 1);
|
|
if (fL === '.' || fL === '#') {
|
|
if (this.s.subHtmlSelectorRelative && !this.s.dynamic) {
|
|
subHtml = $currentEle.find(subHtml).html();
|
|
} else {
|
|
subHtml = $(subHtml).html();
|
|
}
|
|
}
|
|
} else {
|
|
subHtml = '';
|
|
}
|
|
}
|
|
|
|
if (this.s.appendSubHtmlTo === '.lg-sub-html') {
|
|
|
|
if (subHtmlUrl) {
|
|
this.$outer.find(this.s.appendSubHtmlTo).load(subHtmlUrl);
|
|
} else {
|
|
this.$outer.find(this.s.appendSubHtmlTo).html(subHtml);
|
|
}
|
|
|
|
} else {
|
|
|
|
if (subHtmlUrl) {
|
|
this.$slide.eq(index).load(subHtmlUrl);
|
|
} else {
|
|
this.$slide.eq(index).append(subHtml);
|
|
}
|
|
}
|
|
|
|
// Add lg-empty-html class if title doesn't exist
|
|
if (typeof subHtml !== 'undefined' && subHtml !== null) {
|
|
if (subHtml === '') {
|
|
this.$outer.find(this.s.appendSubHtmlTo).addClass('lg-empty-html');
|
|
} else {
|
|
this.$outer.find(this.s.appendSubHtmlTo).removeClass('lg-empty-html');
|
|
}
|
|
}
|
|
|
|
this.$el.trigger('onAfterAppendSubHtml.lg', [index]);
|
|
};
|
|
|
|
/**
|
|
* @desc Preload slides
|
|
* @param {Number} index - index of the slide
|
|
*/
|
|
Plugin.prototype.preload = function(index) {
|
|
var i = 1;
|
|
var j = 1;
|
|
for (i = 1; i <= this.s.preload; i++) {
|
|
if (i >= this.$items.length - index) {
|
|
break;
|
|
}
|
|
|
|
this.loadContent(index + i, false, 0);
|
|
}
|
|
|
|
for (j = 1; j <= this.s.preload; j++) {
|
|
if (index - j < 0) {
|
|
break;
|
|
}
|
|
|
|
this.loadContent(index - j, false, 0);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @desc Load slide content into slide.
|
|
* @param {Number} index - index of the slide.
|
|
* @param {Boolean} rec - if true call loadcontent() function again.
|
|
* @param {Boolean} delay - delay for adding complete class. it is 0 except first time.
|
|
*/
|
|
Plugin.prototype.loadContent = function(index, rec, delay) {
|
|
|
|
var _this = this;
|
|
var _hasPoster = false;
|
|
var _$img;
|
|
var _src;
|
|
var _poster;
|
|
var _srcset;
|
|
var _sizes;
|
|
var _html;
|
|
var getResponsiveSrc = function(srcItms) {
|
|
var rsWidth = [];
|
|
var rsSrc = [];
|
|
for (var i = 0; i < srcItms.length; i++) {
|
|
var __src = srcItms[i].split(' ');
|
|
|
|
// Manage empty space
|
|
if (__src[0] === '') {
|
|
__src.splice(0, 1);
|
|
}
|
|
|
|
rsSrc.push(__src[0]);
|
|
rsWidth.push(__src[1]);
|
|
}
|
|
|
|
var wWidth = $(window).width();
|
|
for (var j = 0; j < rsWidth.length; j++) {
|
|
if (parseInt(rsWidth[j], 10) > wWidth) {
|
|
_src = rsSrc[j];
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
|
|
if (_this.s.dynamic) {
|
|
|
|
if (_this.s.dynamicEl[index].poster) {
|
|
_hasPoster = true;
|
|
_poster = _this.s.dynamicEl[index].poster;
|
|
}
|
|
|
|
_html = _this.s.dynamicEl[index].html;
|
|
_src = _this.s.dynamicEl[index].src;
|
|
|
|
if (_this.s.dynamicEl[index].responsive) {
|
|
var srcDyItms = _this.s.dynamicEl[index].responsive.split(',');
|
|
getResponsiveSrc(srcDyItms);
|
|
}
|
|
|
|
_srcset = _this.s.dynamicEl[index].srcset;
|
|
_sizes = _this.s.dynamicEl[index].sizes;
|
|
|
|
} else {
|
|
|
|
if (_this.$items.eq(index).attr('data-poster')) {
|
|
_hasPoster = true;
|
|
_poster = _this.$items.eq(index).attr('data-poster');
|
|
}
|
|
|
|
_html = _this.$items.eq(index).attr('data-html');
|
|
_src = _this.$items.eq(index).attr('href') || _this.$items.eq(index).attr('data-src');
|
|
|
|
if (_this.$items.eq(index).attr('data-responsive')) {
|
|
var srcItms = _this.$items.eq(index).attr('data-responsive').split(',');
|
|
getResponsiveSrc(srcItms);
|
|
}
|
|
|
|
_srcset = _this.$items.eq(index).attr('data-srcset');
|
|
_sizes = _this.$items.eq(index).attr('data-sizes');
|
|
|
|
}
|
|
|
|
//if (_src || _srcset || _sizes || _poster) {
|
|
|
|
var iframe = false;
|
|
if (_this.s.dynamic) {
|
|
if (_this.s.dynamicEl[index].iframe) {
|
|
iframe = true;
|
|
}
|
|
} else {
|
|
if (_this.$items.eq(index).attr('data-iframe') === 'true') {
|
|
iframe = true;
|
|
}
|
|
}
|
|
|
|
var _isVideo = _this.isVideo(_src, index);
|
|
if (!_this.$slide.eq(index).hasClass('lg-loaded')) {
|
|
if (iframe) {
|
|
_this.$slide.eq(index).prepend('<div class="lg-video-cont lg-has-iframe" style="max-width:' + _this.s.iframeMaxWidth + '"><div class="lg-video"><iframe class="lg-object" frameborder="0" src="' + _src + '" allowfullscreen="true"></iframe></div></div>');
|
|
} else if (_hasPoster) {
|
|
var videoClass = '';
|
|
if (_isVideo && _isVideo.youtube) {
|
|
videoClass = 'lg-has-youtube';
|
|
} else if (_isVideo && _isVideo.vimeo) {
|
|
videoClass = 'lg-has-vimeo';
|
|
} else {
|
|
videoClass = 'lg-has-html5';
|
|
}
|
|
|
|
_this.$slide.eq(index).prepend('<div class="lg-video-cont ' + videoClass + ' "><div class="lg-video"><span class="lg-video-play"></span><img class="lg-object lg-has-poster" src="' + _poster + '" /></div></div>');
|
|
|
|
} else if (_isVideo) {
|
|
_this.$slide.eq(index).prepend('<div class="lg-video-cont "><div class="lg-video"></div></div>');
|
|
_this.$el.trigger('hasVideo.lg', [index, _src, _html]);
|
|
} else {
|
|
_this.$slide.eq(index).prepend('<div class="lg-img-wrap"><img class="lg-object lg-image" src="' + _src + '" /></div>');
|
|
}
|
|
|
|
_this.$el.trigger('onAferAppendSlide.lg', [index]);
|
|
|
|
_$img = _this.$slide.eq(index).find('.lg-object');
|
|
if (_sizes) {
|
|
_$img.attr('sizes', _sizes);
|
|
}
|
|
|
|
if (_srcset) {
|
|
_$img.attr('srcset', _srcset);
|
|
try {
|
|
picturefill({
|
|
elements: [_$img[0]]
|
|
});
|
|
} catch (e) {
|
|
console.warn('lightGallery :- If you want srcset to be supported for older browser please include picturefil version 2 javascript library in your document.');
|
|
}
|
|
}
|
|
|
|
if (this.s.appendSubHtmlTo !== '.lg-sub-html') {
|
|
_this.addHtml(index);
|
|
}
|
|
|
|
_this.$slide.eq(index).addClass('lg-loaded');
|
|
}
|
|
|
|
_this.$slide.eq(index).find('.lg-object').on('load.lg error.lg', function() {
|
|
|
|
// For first time add some delay for displaying the start animation.
|
|
var _speed = 0;
|
|
|
|
// Do not change the delay value because it is required for zoom plugin.
|
|
// If gallery opened from direct url (hash) speed value should be 0
|
|
if (delay && !$('body').hasClass('lg-from-hash')) {
|
|
_speed = delay;
|
|
}
|
|
|
|
setTimeout(function() {
|
|
_this.$slide.eq(index).addClass('lg-complete');
|
|
_this.$el.trigger('onSlideItemLoad.lg', [index, delay || 0]);
|
|
}, _speed);
|
|
|
|
});
|
|
|
|
// @todo check load state for html5 videos
|
|
if (_isVideo && _isVideo.html5 && !_hasPoster) {
|
|
_this.$slide.eq(index).addClass('lg-complete');
|
|
}
|
|
|
|
if (rec === true) {
|
|
if (!_this.$slide.eq(index).hasClass('lg-complete')) {
|
|
_this.$slide.eq(index).find('.lg-object').on('load.lg error.lg', function() {
|
|
_this.preload(index);
|
|
});
|
|
} else {
|
|
_this.preload(index);
|
|
}
|
|
}
|
|
|
|
//}
|
|
};
|
|
|
|
/**
|
|
* @desc slide function for lightgallery
|
|
** Slide() gets call on start
|
|
** ** Set lg.on true once slide() function gets called.
|
|
** Call loadContent() on slide() function inside setTimeout
|
|
** ** On first slide we do not want any animation like slide of fade
|
|
** ** So on first slide( if lg.on if false that is first slide) loadContent() should start loading immediately
|
|
** ** Else loadContent() should wait for the transition to complete.
|
|
** ** So set timeout s.speed + 50
|
|
<=> ** loadContent() will load slide content in to the particular slide
|
|
** ** It has recursion (rec) parameter. if rec === true loadContent() will call preload() function.
|
|
** ** preload will execute only when the previous slide is fully loaded (images iframe)
|
|
** ** avoid simultaneous image load
|
|
<=> ** Preload() will check for s.preload value and call loadContent() again accoring to preload value
|
|
** loadContent() <====> Preload();
|
|
|
|
* @param {Number} index - index of the slide
|
|
* @param {Boolean} fromTouch - true if slide function called via touch event or mouse drag
|
|
* @param {Boolean} fromThumb - true if slide function called via thumbnail click
|
|
* @param {String} direction - Direction of the slide(next/prev)
|
|
*/
|
|
Plugin.prototype.slide = function(index, fromTouch, fromThumb, direction) {
|
|
|
|
var _prevIndex = this.$outer.find('.lg-current').index();
|
|
var _this = this;
|
|
|
|
// Prevent if multiple call
|
|
// Required for hsh plugin
|
|
if (_this.lGalleryOn && (_prevIndex === index)) {
|
|
return;
|
|
}
|
|
|
|
var _length = this.$slide.length;
|
|
var _time = _this.lGalleryOn ? this.s.speed : 0;
|
|
|
|
if (!_this.lgBusy) {
|
|
|
|
if (this.s.download) {
|
|
var _src;
|
|
if (_this.s.dynamic) {
|
|
_src = _this.s.dynamicEl[index].downloadUrl !== false && (_this.s.dynamicEl[index].downloadUrl || _this.s.dynamicEl[index].src);
|
|
} else {
|
|
_src = _this.$items.eq(index).attr('data-download-url') !== 'false' && (_this.$items.eq(index).attr('data-download-url') || _this.$items.eq(index).attr('href') || _this.$items.eq(index).attr('data-src'));
|
|
|
|
}
|
|
|
|
if (_src) {
|
|
$('#lg-download').attr('href', _src);
|
|
_this.$outer.removeClass('lg-hide-download');
|
|
} else {
|
|
_this.$outer.addClass('lg-hide-download');
|
|
}
|
|
}
|
|
|
|
this.$el.trigger('onBeforeSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);
|
|
|
|
_this.lgBusy = true;
|
|
|
|
clearTimeout(_this.hideBartimeout);
|
|
|
|
// Add title if this.s.appendSubHtmlTo === lg-sub-html
|
|
if (this.s.appendSubHtmlTo === '.lg-sub-html') {
|
|
|
|
// wait for slide animation to complete
|
|
setTimeout(function() {
|
|
_this.addHtml(index);
|
|
}, _time);
|
|
}
|
|
|
|
this.arrowDisable(index);
|
|
|
|
if (!direction) {
|
|
if (index < _prevIndex) {
|
|
direction = 'prev';
|
|
} else if (index > _prevIndex) {
|
|
direction = 'next';
|
|
}
|
|
}
|
|
|
|
if (!fromTouch) {
|
|
|
|
// remove all transitions
|
|
_this.$outer.addClass('lg-no-trans');
|
|
|
|
this.$slide.removeClass('lg-prev-slide lg-next-slide');
|
|
|
|
if (direction === 'prev') {
|
|
|
|
//prevslide
|
|
this.$slide.eq(index).addClass('lg-prev-slide');
|
|
this.$slide.eq(_prevIndex).addClass('lg-next-slide');
|
|
} else {
|
|
|
|
// next slide
|
|
this.$slide.eq(index).addClass('lg-next-slide');
|
|
this.$slide.eq(_prevIndex).addClass('lg-prev-slide');
|
|
}
|
|
|
|
// give 50 ms for browser to add/remove class
|
|
setTimeout(function() {
|
|
_this.$slide.removeClass('lg-current');
|
|
|
|
//_this.$slide.eq(_prevIndex).removeClass('lg-current');
|
|
_this.$slide.eq(index).addClass('lg-current');
|
|
|
|
// reset all transitions
|
|
_this.$outer.removeClass('lg-no-trans');
|
|
}, 50);
|
|
} else {
|
|
|
|
this.$slide.removeClass('lg-prev-slide lg-current lg-next-slide');
|
|
var touchPrev;
|
|
var touchNext;
|
|
if (_length > 2) {
|
|
touchPrev = index - 1;
|
|
touchNext = index + 1;
|
|
|
|
if ((index === 0) && (_prevIndex === _length - 1)) {
|
|
|
|
// next slide
|
|
touchNext = 0;
|
|
touchPrev = _length - 1;
|
|
} else if ((index === _length - 1) && (_prevIndex === 0)) {
|
|
|
|
// prev slide
|
|
touchNext = 0;
|
|
touchPrev = _length - 1;
|
|
}
|
|
|
|
} else {
|
|
touchPrev = 0;
|
|
touchNext = 1;
|
|
}
|
|
|
|
if (direction === 'prev') {
|
|
_this.$slide.eq(touchNext).addClass('lg-next-slide');
|
|
} else {
|
|
_this.$slide.eq(touchPrev).addClass('lg-prev-slide');
|
|
}
|
|
|
|
_this.$slide.eq(index).addClass('lg-current');
|
|
}
|
|
|
|
if (_this.lGalleryOn) {
|
|
setTimeout(function() {
|
|
_this.loadContent(index, true, 0);
|
|
}, this.s.speed + 50);
|
|
|
|
setTimeout(function() {
|
|
_this.lgBusy = false;
|
|
_this.$el.trigger('onAfterSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);
|
|
}, this.s.speed);
|
|
|
|
} else {
|
|
_this.loadContent(index, true, _this.s.backdropDuration);
|
|
|
|
_this.lgBusy = false;
|
|
_this.$el.trigger('onAfterSlide.lg', [_prevIndex, index, fromTouch, fromThumb]);
|
|
}
|
|
|
|
_this.lGalleryOn = true;
|
|
|
|
if (this.s.counter) {
|
|
$('#lg-counter-current').text(index + 1);
|
|
}
|
|
|
|
}
|
|
_this.index = index;
|
|
|
|
};
|
|
|
|
/**
|
|
* @desc Go to next slide
|
|
* @param {Boolean} fromTouch - true if slide function called via touch event
|
|
*/
|
|
Plugin.prototype.goToNextSlide = function(fromTouch) {
|
|
var _this = this;
|
|
var _loop = _this.s.loop;
|
|
if (fromTouch && _this.$slide.length < 3) {
|
|
_loop = false;
|
|
}
|
|
|
|
if (!_this.lgBusy) {
|
|
if ((_this.index + 1) < _this.$slide.length) {
|
|
_this.index++;
|
|
_this.$el.trigger('onBeforeNextSlide.lg', [_this.index]);
|
|
_this.slide(_this.index, fromTouch, false, 'next');
|
|
} else {
|
|
if (_loop) {
|
|
_this.index = 0;
|
|
_this.$el.trigger('onBeforeNextSlide.lg', [_this.index]);
|
|
_this.slide(_this.index, fromTouch, false, 'next');
|
|
} else if (_this.s.slideEndAnimatoin && !fromTouch) {
|
|
_this.$outer.addClass('lg-right-end');
|
|
setTimeout(function() {
|
|
_this.$outer.removeClass('lg-right-end');
|
|
}, 400);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @desc Go to previous slide
|
|
* @param {Boolean} fromTouch - true if slide function called via touch event
|
|
*/
|
|
Plugin.prototype.goToPrevSlide = function(fromTouch) {
|
|
var _this = this;
|
|
var _loop = _this.s.loop;
|
|
if (fromTouch && _this.$slide.length < 3) {
|
|
_loop = false;
|
|
}
|
|
|
|
if (!_this.lgBusy) {
|
|
if (_this.index > 0) {
|
|
_this.index--;
|
|
_this.$el.trigger('onBeforePrevSlide.lg', [_this.index, fromTouch]);
|
|
_this.slide(_this.index, fromTouch, false, 'prev');
|
|
} else {
|
|
if (_loop) {
|
|
_this.index = _this.$items.length - 1;
|
|
_this.$el.trigger('onBeforePrevSlide.lg', [_this.index, fromTouch]);
|
|
_this.slide(_this.index, fromTouch, false, 'prev');
|
|
} else if (_this.s.slideEndAnimatoin && !fromTouch) {
|
|
_this.$outer.addClass('lg-left-end');
|
|
setTimeout(function() {
|
|
_this.$outer.removeClass('lg-left-end');
|
|
}, 400);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
Plugin.prototype.keyPress = function() {
|
|
var _this = this;
|
|
if (this.$items.length > 1) {
|
|
$(window).on('keyup.lg', function(e) {
|
|
if (_this.$items.length > 1) {
|
|
if (e.keyCode === 37) {
|
|
e.preventDefault();
|
|
_this.goToPrevSlide();
|
|
}
|
|
|
|
if (e.keyCode === 39) {
|
|
e.preventDefault();
|
|
_this.goToNextSlide();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
$(window).on('keydown.lg', function(e) {
|
|
if (_this.s.escKey === true && e.keyCode === 27) {
|
|
e.preventDefault();
|
|
if (!_this.$outer.hasClass('lg-thumb-open')) {
|
|
_this.destroy();
|
|
} else {
|
|
_this.$outer.removeClass('lg-thumb-open');
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
Plugin.prototype.arrow = function() {
|
|
var _this = this;
|
|
this.$outer.find('.lg-prev').on('click.lg', function() {
|
|
_this.goToPrevSlide();
|
|
});
|
|
|
|
this.$outer.find('.lg-next').on('click.lg', function() {
|
|
_this.goToNextSlide();
|
|
});
|
|
};
|
|
|
|
Plugin.prototype.arrowDisable = function(index) {
|
|
|
|
// Disable arrows if s.hideControlOnEnd is true
|
|
if (!this.s.loop && this.s.hideControlOnEnd) {
|
|
if ((index + 1) < this.$slide.length) {
|
|
this.$outer.find('.lg-next').removeAttr('disabled').removeClass('disabled');
|
|
} else {
|
|
this.$outer.find('.lg-next').attr('disabled', 'disabled').addClass('disabled');
|
|
}
|
|
|
|
if (index > 0) {
|
|
this.$outer.find('.lg-prev').removeAttr('disabled').removeClass('disabled');
|
|
} else {
|
|
this.$outer.find('.lg-prev').attr('disabled', 'disabled').addClass('disabled');
|
|
}
|
|
}
|
|
};
|
|
|
|
Plugin.prototype.setTranslate = function($el, xValue, yValue) {
|
|
// jQuery supports Automatic CSS prefixing since jQuery 1.8.0
|
|
if (this.s.useLeft) {
|
|
$el.css('left', xValue);
|
|
} else {
|
|
$el.css({
|
|
transform: 'translate3d(' + (xValue) + 'px, ' + yValue + 'px, 0px)'
|
|
});
|
|
}
|
|
};
|
|
|
|
Plugin.prototype.touchMove = function(startCoords, endCoords) {
|
|
|
|
var distance = endCoords - startCoords;
|
|
|
|
if (Math.abs(distance) > 15) {
|
|
// reset opacity and transition duration
|
|
this.$outer.addClass('lg-dragging');
|
|
|
|
// move current slide
|
|
this.setTranslate(this.$slide.eq(this.index), distance, 0);
|
|
|
|
// move next and prev slide with current slide
|
|
this.setTranslate($('.lg-prev-slide'), -this.$slide.eq(this.index).width() + distance, 0);
|
|
this.setTranslate($('.lg-next-slide'), this.$slide.eq(this.index).width() + distance, 0);
|
|
}
|
|
};
|
|
|
|
Plugin.prototype.touchEnd = function(distance) {
|
|
var _this = this;
|
|
|
|
// keep slide animation for any mode while dragg/swipe
|
|
if (_this.s.mode !== 'lg-slide') {
|
|
_this.$outer.addClass('lg-slide');
|
|
}
|
|
|
|
this.$slide.not('.lg-current, .lg-prev-slide, .lg-next-slide').css('opacity', '0');
|
|
|
|
// set transition duration
|
|
setTimeout(function() {
|
|
_this.$outer.removeClass('lg-dragging');
|
|
if ((distance < 0) && (Math.abs(distance) > _this.s.swipeThreshold)) {
|
|
_this.goToNextSlide(true);
|
|
} else if ((distance > 0) && (Math.abs(distance) > _this.s.swipeThreshold)) {
|
|
_this.goToPrevSlide(true);
|
|
} else if (Math.abs(distance) < 5) {
|
|
|
|
// Trigger click if distance is less than 5 pix
|
|
_this.$el.trigger('onSlideClick.lg');
|
|
}
|
|
|
|
_this.$slide.removeAttr('style');
|
|
});
|
|
|
|
// remove slide class once drag/swipe is completed if mode is not slide
|
|
setTimeout(function() {
|
|
if (!_this.$outer.hasClass('lg-dragging') && _this.s.mode !== 'lg-slide') {
|
|
_this.$outer.removeClass('lg-slide');
|
|
}
|
|
}, _this.s.speed + 100);
|
|
|
|
};
|
|
|
|
Plugin.prototype.enableSwipe = function() {
|
|
var _this = this;
|
|
var startCoords = 0;
|
|
var endCoords = 0;
|
|
var isMoved = false;
|
|
|
|
if (_this.s.enableSwipe && _this.doCss()) {
|
|
|
|
_this.$slide.on('touchstart.lg', function(e) {
|
|
if (!_this.$outer.hasClass('lg-zoomed') && !_this.lgBusy) {
|
|
e.preventDefault();
|
|
_this.manageSwipeClass();
|
|
startCoords = e.originalEvent.targetTouches[0].pageX;
|
|
}
|
|
});
|
|
|
|
_this.$slide.on('touchmove.lg', function(e) {
|
|
if (!_this.$outer.hasClass('lg-zoomed')) {
|
|
e.preventDefault();
|
|
endCoords = e.originalEvent.targetTouches[0].pageX;
|
|
_this.touchMove(startCoords, endCoords);
|
|
isMoved = true;
|
|
}
|
|
});
|
|
|
|
_this.$slide.on('touchend.lg', function() {
|
|
if (!_this.$outer.hasClass('lg-zoomed')) {
|
|
if (isMoved) {
|
|
isMoved = false;
|
|
_this.touchEnd(endCoords - startCoords);
|
|
} else {
|
|
_this.$el.trigger('onSlideClick.lg');
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
};
|
|
|
|
Plugin.prototype.enableDrag = function() {
|
|
var _this = this;
|
|
var startCoords = 0;
|
|
var endCoords = 0;
|
|
var isDraging = false;
|
|
var isMoved = false;
|
|
if (_this.s.enableDrag && _this.doCss()) {
|
|
_this.$slide.on('mousedown.lg', function(e) {
|
|
if (!_this.$outer.hasClass('lg-zoomed') && !_this.lgBusy && !$(e.target).text().trim()) {
|
|
e.preventDefault();
|
|
_this.manageSwipeClass();
|
|
startCoords = e.pageX;
|
|
isDraging = true;
|
|
|
|
// ** Fix for webkit cursor issue https://code.google.com/p/chromium/issues/detail?id=26723
|
|
_this.$outer.scrollLeft += 1;
|
|
_this.$outer.scrollLeft -= 1;
|
|
|
|
// *
|
|
|
|
_this.$outer.removeClass('lg-grab').addClass('lg-grabbing');
|
|
|
|
_this.$el.trigger('onDragstart.lg');
|
|
}
|
|
});
|
|
|
|
$(window).on('mousemove.lg', function(e) {
|
|
if (isDraging) {
|
|
isMoved = true;
|
|
endCoords = e.pageX;
|
|
_this.touchMove(startCoords, endCoords);
|
|
_this.$el.trigger('onDragmove.lg');
|
|
}
|
|
});
|
|
|
|
$(window).on('mouseup.lg', function(e) {
|
|
if (isMoved) {
|
|
isMoved = false;
|
|
_this.touchEnd(endCoords - startCoords);
|
|
_this.$el.trigger('onDragend.lg');
|
|
} else if ($(e.target).hasClass('lg-object') || $(e.target).hasClass('lg-video-play')) {
|
|
_this.$el.trigger('onSlideClick.lg');
|
|
}
|
|
|
|
// Prevent execution on click
|
|
if (isDraging) {
|
|
isDraging = false;
|
|
_this.$outer.removeClass('lg-grabbing').addClass('lg-grab');
|
|
}
|
|
});
|
|
|
|
}
|
|
};
|
|
|
|
Plugin.prototype.manageSwipeClass = function() {
|
|
var _touchNext = this.index + 1;
|
|
var _touchPrev = this.index - 1;
|
|
if (this.s.loop && this.$slide.length > 2) {
|
|
if (this.index === 0) {
|
|
_touchPrev = this.$slide.length - 1;
|
|
} else if (this.index === this.$slide.length - 1) {
|
|
_touchNext = 0;
|
|
}
|
|
}
|
|
|
|
this.$slide.removeClass('lg-next-slide lg-prev-slide');
|
|
if (_touchPrev > -1) {
|
|
this.$slide.eq(_touchPrev).addClass('lg-prev-slide');
|
|
}
|
|
|
|
this.$slide.eq(_touchNext).addClass('lg-next-slide');
|
|
};
|
|
|
|
Plugin.prototype.mousewheel = function() {
|
|
var _this = this;
|
|
_this.$outer.on('mousewheel.lg', function(e) {
|
|
|
|
if (!e.deltaY) {
|
|
return;
|
|
}
|
|
|
|
if (e.deltaY > 0) {
|
|
_this.goToPrevSlide();
|
|
} else {
|
|
_this.goToNextSlide();
|
|
}
|
|
|
|
e.preventDefault();
|
|
});
|
|
|
|
};
|
|
|
|
Plugin.prototype.closeGallery = function() {
|
|
|
|
var _this = this;
|
|
var mousedown = false;
|
|
this.$outer.find('.lg-close').on('click.lg', function() {
|
|
_this.destroy();
|
|
});
|
|
|
|
if (_this.s.closable) {
|
|
|
|
// If you drag the slide and release outside gallery gets close on chrome
|
|
// for preventing this check mousedown and mouseup happened on .lg-item or lg-outer
|
|
_this.$outer.on('mousedown.lg', function(e) {
|
|
|
|
if ($(e.target).is('.lg-outer') || $(e.target).is('.lg-item ') || $(e.target).is('.lg-img-wrap')) {
|
|
mousedown = true;
|
|
} else {
|
|
mousedown = false;
|
|
}
|
|
|
|
});
|
|
|
|
_this.$outer.on('mousemove.lg', function() {
|
|
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');
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
$.fn.lightGallery.modules = {};
|
|
|
|
})();
|
|
|
|
/*! lg-autoplay - v1.0.4 - 2017-03-28
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2017 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof exports === 'object') {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(jQuery);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
|
|
(function() {
|
|
|
|
'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.$el.one('onSlideItemLoad.lg.tm', function() {
|
|
_this.startlAuto();
|
|
});
|
|
}
|
|
|
|
// cancel interval on touchstart and dragstart
|
|
_this.$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, 'next');
|
|
}, _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();
|
|
};
|
|
|
|
$.fn.lightGallery.modules.autoplay = Autoplay;
|
|
|
|
})();
|
|
|
|
|
|
}));
|
|
|
|
/*! lg-fullscreen - v1.1.0 - 2019-02-19
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2019 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof module === 'object' && module.exports) {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(root["jQuery"]);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
(function() {
|
|
|
|
'use strict';
|
|
|
|
var defaults = {
|
|
fullScreen: true
|
|
};
|
|
|
|
function isFullScreen() {
|
|
return (
|
|
document.fullscreenElement ||
|
|
document.mozFullScreenElement ||
|
|
document.webkitFullscreenElement ||
|
|
document.msFullscreenElement
|
|
);
|
|
}
|
|
|
|
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 (isFullScreen()) {
|
|
_this.exitFullscreen();
|
|
} else {
|
|
_this.requestFullscreen();
|
|
}
|
|
});
|
|
|
|
};
|
|
|
|
Fullscreen.prototype.destroy = function() {
|
|
|
|
// exit from fullscreen if activated
|
|
if(isFullScreen()) {
|
|
this.exitFullscreen();
|
|
}
|
|
|
|
$(document).off('fullscreenchange.lg webkitfullscreenchange.lg mozfullscreenchange.lg MSFullscreenChange.lg');
|
|
};
|
|
|
|
$.fn.lightGallery.modules.fullscreen = Fullscreen;
|
|
|
|
})();
|
|
|
|
}));
|
|
|
|
/*! lg-hash - v1.0.4 - 2017-12-20
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2017 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof exports === 'object') {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(jQuery);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
(function() {
|
|
|
|
'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) {
|
|
if (history.replaceState) {
|
|
history.replaceState(null, null, window.location.pathname + window.location.search + '#lg=' + _this.core.s.galleryId + '&slide=' + index);
|
|
} else {
|
|
window.location.hash = 'lg=' + _this.core.s.galleryId + '&slide=' + index;
|
|
}
|
|
});
|
|
|
|
// Listen hash change and change the slide according to slide value
|
|
$(window).on('hashchange.lg.hash', function() {
|
|
_hash = window.location.hash;
|
|
var _idx = parseInt(_hash.split('&slide=')[1], 10);
|
|
|
|
// it galleryId doesn't exist in the url close the gallery
|
|
if ((_hash.indexOf('lg=' + _this.core.s.galleryId) > -1)) {
|
|
_this.core.slide(_idx, false, false);
|
|
} else if (_this.core.lGalleryOn) {
|
|
_this.core.destroy();
|
|
}
|
|
|
|
});
|
|
};
|
|
|
|
Hash.prototype.destroy = function() {
|
|
|
|
if (!this.core.s.hash) {
|
|
return;
|
|
}
|
|
|
|
// Reset to old hash value
|
|
if (this.oldHash && this.oldHash.indexOf('lg=' + this.core.s.galleryId) < 0) {
|
|
if (history.replaceState) {
|
|
history.replaceState(null, null, this.oldHash);
|
|
} else {
|
|
window.location.hash = this.oldHash;
|
|
}
|
|
} else {
|
|
if (history.replaceState) {
|
|
history.replaceState(null, document.title, window.location.pathname + window.location.search);
|
|
} else {
|
|
window.location.hash = '';
|
|
}
|
|
}
|
|
|
|
this.core.$el.off('.lg.hash');
|
|
|
|
};
|
|
|
|
$.fn.lightGallery.modules.hash = Hash;
|
|
|
|
})();
|
|
|
|
|
|
}));
|
|
|
|
/*! lg-pager - v1.0.2 - 2017-01-22
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2017 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof exports === 'object') {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(jQuery);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
(function() {
|
|
|
|
'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, true, 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() {
|
|
|
|
};
|
|
|
|
$.fn.lightGallery.modules.pager = Pager;
|
|
|
|
})();
|
|
|
|
|
|
}));
|
|
|
|
/*! lg-thumbnail - v1.1.0 - 2017-08-08
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2017 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof exports === 'object') {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(jQuery);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
(function() {
|
|
|
|
'use strict';
|
|
|
|
var defaults = {
|
|
thumbnail: true,
|
|
|
|
animateThumb: true,
|
|
currentPagerPosition: 'middle',
|
|
|
|
thumbWidth: 100,
|
|
thumbHeight: '80px',
|
|
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.$items.length * (this.core.s.thumbWidth + this.core.s.thumbMargin));
|
|
this.thumbIndex = this.core.index;
|
|
|
|
if (this.core.s.animateThumb) {
|
|
this.core.s.thumbHeight = '100%';
|
|
}
|
|
|
|
// Thumbnail animation value
|
|
this.left = 0;
|
|
|
|
this.init();
|
|
|
|
return this;
|
|
};
|
|
|
|
Thumbnail.prototype.init = function() {
|
|
var _this = this;
|
|
if (this.core.s.thumbnail && this.core.$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 && this.core.doCss()) {
|
|
if (this.core.s.enableThumbDrag) {
|
|
this.enableThumbDrag();
|
|
}
|
|
|
|
if (this.core.s.enableThumbSwipe) {
|
|
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 $thumb;
|
|
var html = '<div class="lg-thumb-outer">' +
|
|
'<div class="lg-thumb lg-group">' +
|
|
'</div>' +
|
|
'</div>';
|
|
|
|
switch (this.core.s.vimeoThumbSize) {
|
|
case 'thumbnail_large':
|
|
vimeoErrorThumbSize = '640';
|
|
break;
|
|
case 'thumbnail_medium':
|
|
vimeoErrorThumbSize = '200x150';
|
|
break;
|
|
case 'thumbnail_small':
|
|
vimeoErrorThumbSize = '100x75';
|
|
}
|
|
|
|
_this.core.$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; height: ' + _this.core.s.thumbHeight + '; 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, false);
|
|
}
|
|
}, 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');
|
|
}
|
|
};
|
|
|
|
$.fn.lightGallery.modules.Thumbnail = Thumbnail;
|
|
|
|
})();
|
|
|
|
}));
|
|
|
|
/*! lg-zoom - v1.1.0 - 2017-08-08
|
|
* http://sachinchoolur.github.io/lightGallery
|
|
* Copyright (c) 2017 Sachin N; Licensed GPLv3 */
|
|
|
|
(function (root, factory) {
|
|
if (typeof define === 'function' && define.amd) {
|
|
// AMD. Register as an anonymous module unless amdModuleId is set
|
|
define(['jquery'], function (a0) {
|
|
return (factory(a0));
|
|
});
|
|
} else if (typeof exports === 'object') {
|
|
// Node. Does not work with strict CommonJS, but
|
|
// only CommonJS-like environments that support module.exports,
|
|
// like Node.
|
|
module.exports = factory(require('jquery'));
|
|
} else {
|
|
factory(jQuery);
|
|
}
|
|
}(this, function ($) {
|
|
|
|
(function() {
|
|
|
|
'use strict';
|
|
|
|
var getUseLeft = function() {
|
|
var useLeft = false;
|
|
var isChrome = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
|
|
if (isChrome && parseInt(isChrome[2], 10) < 54) {
|
|
useLeft = true;
|
|
}
|
|
|
|
return useLeft;
|
|
};
|
|
|
|
var defaults = {
|
|
scale: 1,
|
|
zoom: true,
|
|
actualSize: true,
|
|
enableZoomAfter: 300,
|
|
useLeftForZoom: getUseLeft()
|
|
};
|
|
|
|
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) + $(window).scrollTop();
|
|
}
|
|
|
|
return this;
|
|
};
|
|
|
|
Zoom.prototype.init = function() {
|
|
|
|
var _this = this;
|
|
var zoomIcons = '<span id="lg-zoom-in" class="lg-icon"></span><span id="lg-zoom-out" class="lg-icon"></span>';
|
|
|
|
if (_this.core.s.actualSize) {
|
|
zoomIcons += '<span id="lg-actual-size" class="lg-icon"></span>';
|
|
}
|
|
|
|
if (_this.core.s.useLeftForZoom) {
|
|
_this.core.$outer.addClass('lg-use-left-for-zoom');
|
|
} else {
|
|
_this.core.$outer.addClass('lg-use-transition-for-zoom');
|
|
}
|
|
|
|
this.core.$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() - $image.prop('offsetWidth')) / 2;
|
|
var offsetY = (($(window).height() - $image.prop('offsetHeight')) / 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);
|
|
|
|
if (_this.core.s.useLeftForZoom) {
|
|
$image.parent().css({
|
|
left: -x + 'px',
|
|
top: -y + 'px'
|
|
}).attr('data-x', x).attr('data-y', y);
|
|
} else {
|
|
$image.parent().css('transform', 'translate3d(-' + x + 'px, -' + y + 'px, 0)').attr('data-x', x).attr('data-y', y);
|
|
}
|
|
};
|
|
|
|
var callScale = function() {
|
|
if (scale > 1) {
|
|
_this.core.$outer.addClass('lg-zoomed');
|
|
} else {
|
|
_this.resetZoom();
|
|
}
|
|
|
|
if (scale < 1) {
|
|
scale = 1;
|
|
}
|
|
|
|
zoom(scale);
|
|
};
|
|
|
|
var actualSize = function(event, $image, index, fromIcon) {
|
|
var w = $image.prop('offsetWidth');
|
|
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.$el.on('onBeforeSlide.lg.tm', function() {
|
|
scale = 1;
|
|
_this.resetZoom();
|
|
});
|
|
|
|
// Drag option after zoom
|
|
_this.zoomDrag();
|
|
|
|
_this.zoomSwipe();
|
|
|
|
};
|
|
|
|
// Reset zoom effect
|
|
Zoom.prototype.resetZoom = function() {
|
|
this.core.$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.prop('offsetHeight') * $image.attr('data-scale') > _this.core.$outer.find('.lg').height();
|
|
allowX = $image.prop('offsetWidth') * $image.attr('data-scale') > _this.core.$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(_$el.attr('data-x'));
|
|
}
|
|
|
|
if ((Math.abs(endCoords.x - startCoords.x) > 15) || (Math.abs(endCoords.y - startCoords.y) > 15)) {
|
|
|
|
if (_this.core.s.useLeftForZoom) {
|
|
_$el.css({
|
|
left: distanceX + 'px',
|
|
top: distanceY + 'px'
|
|
});
|
|
} else {
|
|
_$el.css('transform', 'translate3d(' + distanceX + 'px, ' + distanceY + 'px, 0)');
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
});
|
|
|
|
_this.core.$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.prop('offsetHeight') * $image.attr('data-scale') > _this.core.$outer.find('.lg').height();
|
|
allowX = $image.prop('offsetWidth') * $image.attr('data-scale') > _this.core.$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'));
|
|
}
|
|
|
|
if (_this.core.s.useLeftForZoom) {
|
|
_$el.css({
|
|
left: distanceX + 'px',
|
|
top: distanceY + 'px'
|
|
});
|
|
} else {
|
|
_$el.css('transform', 'translate3d(' + distanceX + 'px, ' + distanceY + 'px, 0)');
|
|
}
|
|
}
|
|
});
|
|
|
|
$(window).on('mouseup.lg.zoom', function(e) {
|
|
|
|
if (isDraging) {
|
|
isDraging = false;
|
|
_this.core.$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() - $image.prop('offsetHeight')) / 2;
|
|
var maxY = Math.abs(($image.prop('offsetHeight') * Math.abs($image.attr('data-scale'))) - _this.core.$outer.find('.lg').height() + minY);
|
|
var minX = (_this.core.$outer.find('.lg').width() - $image.prop('offsetWidth')) / 2;
|
|
var maxX = Math.abs(($image.prop('offsetWidth') * 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'));
|
|
}
|
|
|
|
if (_this.core.s.useLeftForZoom) {
|
|
_$el.css({
|
|
left: distanceX + 'px',
|
|
top: distanceY + 'px'
|
|
});
|
|
} else {
|
|
_$el.css('transform', 'translate3d(' + distanceX + 'px, ' + distanceY + 'px, 0)');
|
|
}
|
|
|
|
}
|
|
};
|
|
|
|
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;
|
|
|
|
})();
|
|
|
|
|
|
}));
|