upgrade lightbox + add thumbnails
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@@ -1,453 +0,0 @@
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/*!
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* Lightbox v2.8.2
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* by Lokesh Dhakar
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*
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* More info:
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* http://lokeshdhakar.com/projects/lightbox2/
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*
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* Copyright 2007, 2015 Lokesh Dhakar
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* Released under the MIT license
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* https://github.com/lokesh/lightbox2/blob/master/LICENSE
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*/
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// Uses Node, AMD or browser globals to create a module.
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(function (root, 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 exports === 'object') {
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// Node. Does not work with strict CommonJS, but
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// only CommonJS-like environments that support module.exports,
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// like Node.
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module.exports = factory(require('jquery'));
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} else {
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// Browser globals (root is window)
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root.lightbox = factory(root.jQuery);
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}
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}(this, function ($) {
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function Lightbox(options) {
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this.album = [];
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this.currentImageIndex = void 0;
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this.init();
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// options
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this.options = $.extend({}, this.constructor.defaults);
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this.option(options);
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}
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// Descriptions of all options available on the demo site:
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// http://lokeshdhakar.com/projects/lightbox2/index.html#options
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Lightbox.defaults = {
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albumLabel: 'Image %1 of %2',
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alwaysShowNavOnTouchDevices: false,
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fadeDuration: 500,
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fitImagesInViewport: true,
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// maxWidth: 800,
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// maxHeight: 600,
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positionFromTop: 50,
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resizeDuration: 700,
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showImageNumberLabel: true,
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wrapAround: false,
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disableScrolling: false
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};
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Lightbox.prototype.option = function(options) {
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$.extend(this.options, options);
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};
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Lightbox.prototype.imageCountLabel = function(currentImageNum, totalImages) {
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return this.options.albumLabel.replace(/%1/g, currentImageNum).replace(/%2/g, totalImages);
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};
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Lightbox.prototype.init = function() {
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this.enable();
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this.build();
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};
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// Loop through anchors and areamaps looking for either data-lightbox attributes or rel attributes
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// that contain 'lightbox'. When these are clicked, start lightbox.
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Lightbox.prototype.enable = function() {
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var self = this;
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$('body').on('click', 'a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]', function(event) {
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self.start($(event.currentTarget));
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return false;
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});
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};
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// Build html for the lightbox and the overlay.
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// Attach event handlers to the new DOM elements. click click click
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Lightbox.prototype.build = function() {
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var self = this;
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$('<div id="lightboxOverlay" class="lightboxOverlay"></div><div id="lightbox" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" /><div class="lb-nav"><a class="lb-prev" href="" ></a><a class="lb-next" href="" ></a></div><div class="lb-loader"><a class="lb-cancel"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close"></a></div></div></div></div>').appendTo($('body'));
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// Cache jQuery objects
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this.$lightbox = $('#lightbox');
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this.$overlay = $('#lightboxOverlay');
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this.$outerContainer = this.$lightbox.find('.lb-outerContainer');
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this.$container = this.$lightbox.find('.lb-container');
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// Store css values for future lookup
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this.containerTopPadding = parseInt(this.$container.css('padding-top'), 10);
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this.containerRightPadding = parseInt(this.$container.css('padding-right'), 10);
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this.containerBottomPadding = parseInt(this.$container.css('padding-bottom'), 10);
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this.containerLeftPadding = parseInt(this.$container.css('padding-left'), 10);
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// Attach event handlers to the newly minted DOM elements
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this.$overlay.hide().on('click', function() {
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self.end();
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return false;
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});
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this.$lightbox.hide().on('click', function(event) {
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if ($(event.target).attr('id') === 'lightbox') {
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self.end();
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}
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return false;
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});
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this.$outerContainer.on('click', function(event) {
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if ($(event.target).attr('id') === 'lightbox') {
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self.end();
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}
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return false;
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});
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this.$lightbox.find('.lb-prev').on('click', function() {
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if (self.currentImageIndex === 0) {
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self.changeImage(self.album.length - 1);
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} else {
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self.changeImage(self.currentImageIndex - 1);
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}
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return false;
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});
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this.$lightbox.find('.lb-next').on('click', function() {
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if (self.currentImageIndex === self.album.length - 1) {
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self.changeImage(0);
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} else {
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self.changeImage(self.currentImageIndex + 1);
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}
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return false;
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});
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this.$lightbox.find('.lb-loader, .lb-close').on('click', function() {
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self.end();
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return false;
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});
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};
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// Show overlay and lightbox. If the image is part of a set, add siblings to album array.
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Lightbox.prototype.start = function($link) {
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var self = this;
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var $window = $(window);
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$window.on('resize', $.proxy(this.sizeOverlay, this));
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$('select, object, embed').css({
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visibility: 'hidden'
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});
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this.sizeOverlay();
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this.album = [];
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var imageNumber = 0;
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function addToAlbum($link) {
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self.album.push({
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link: $link.attr('href'),
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title: $link.attr('data-title') || $link.attr('title')
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});
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}
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// Support both data-lightbox attribute and rel attribute implementations
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var dataLightboxValue = $link.attr('data-lightbox');
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var $links;
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if (dataLightboxValue) {
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$links = $($link.prop('tagName') + '[data-lightbox="' + dataLightboxValue + '"]');
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for (var i = 0; i < $links.length; i = ++i) {
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addToAlbum($($links[i]));
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if ($links[i] === $link[0]) {
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imageNumber = i;
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}
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}
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} else {
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if ($link.attr('rel') === 'lightbox') {
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// If image is not part of a set
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addToAlbum($link);
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} else {
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// If image is part of a set
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$links = $($link.prop('tagName') + '[rel="' + $link.attr('rel') + '"]');
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for (var j = 0; j < $links.length; j = ++j) {
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addToAlbum($($links[j]));
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if ($links[j] === $link[0]) {
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imageNumber = j;
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}
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}
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}
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}
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// Position Lightbox
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var top = $window.scrollTop() + this.options.positionFromTop;
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var left = $window.scrollLeft();
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this.$lightbox.css({
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top: top + 'px',
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left: left + 'px'
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}).fadeIn(this.options.fadeDuration);
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// Disable scrolling of the page while open
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if (this.options.disableScrolling) {
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$('body').addClass('lb-disable-scrolling');
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}
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this.changeImage(imageNumber);
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};
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// Hide most UI elements in preparation for the animated resizing of the lightbox.
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Lightbox.prototype.changeImage = function(imageNumber) {
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var self = this;
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this.disableKeyboardNav();
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var $image = this.$lightbox.find('.lb-image');
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this.$overlay.fadeIn(this.options.fadeDuration);
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$('.lb-loader').fadeIn('slow');
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this.$lightbox.find('.lb-image, .lb-nav, .lb-prev, .lb-next, .lb-dataContainer, .lb-numbers, .lb-caption').hide();
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this.$outerContainer.addClass('animating');
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// When image to show is preloaded, we send the width and height to sizeContainer()
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var preloader = new Image();
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preloader.onload = function() {
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var $preloader;
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var imageHeight;
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var imageWidth;
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var maxImageHeight;
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var maxImageWidth;
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var windowHeight;
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var windowWidth;
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$image.attr('src', self.album[imageNumber].link);
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$preloader = $(preloader);
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$image.width(preloader.width);
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$image.height(preloader.height);
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if (self.options.fitImagesInViewport) {
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// Fit image inside the viewport.
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// Take into account the border around the image and an additional 10px gutter on each side.
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windowWidth = $(window).width();
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windowHeight = $(window).height();
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maxImageWidth = windowWidth - self.containerLeftPadding - self.containerRightPadding - 20;
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maxImageHeight = windowHeight - self.containerTopPadding - self.containerBottomPadding - 120;
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// Check if image size is larger then maxWidth|maxHeight in settings
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if (self.options.maxWidth && self.options.maxWidth < maxImageWidth) {
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maxImageWidth = self.options.maxWidth;
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}
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if (self.options.maxHeight && self.options.maxHeight < maxImageWidth) {
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maxImageHeight = self.options.maxHeight;
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}
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// Is there a fitting issue?
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if ((preloader.width > maxImageWidth) || (preloader.height > maxImageHeight)) {
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if ((preloader.width / maxImageWidth) > (preloader.height / maxImageHeight)) {
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imageWidth = maxImageWidth;
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imageHeight = parseInt(preloader.height / (preloader.width / imageWidth), 10);
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$image.width(imageWidth);
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$image.height(imageHeight);
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} else {
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imageHeight = maxImageHeight;
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imageWidth = parseInt(preloader.width / (preloader.height / imageHeight), 10);
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$image.width(imageWidth);
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$image.height(imageHeight);
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}
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}
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}
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self.sizeContainer($image.width(), $image.height());
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};
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preloader.src = this.album[imageNumber].link;
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this.currentImageIndex = imageNumber;
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};
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// Stretch overlay to fit the viewport
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Lightbox.prototype.sizeOverlay = function() {
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this.$overlay
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.width($(document).width())
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.height($(document).height());
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};
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// Animate the size of the lightbox to fit the image we are showing
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Lightbox.prototype.sizeContainer = function(imageWidth, imageHeight) {
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var self = this;
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var oldWidth = this.$outerContainer.outerWidth();
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var oldHeight = this.$outerContainer.outerHeight();
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var newWidth = imageWidth + this.containerLeftPadding + this.containerRightPadding;
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var newHeight = imageHeight + this.containerTopPadding + this.containerBottomPadding;
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function postResize() {
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self.$lightbox.find('.lb-dataContainer').width(newWidth);
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self.$lightbox.find('.lb-prevLink').height(newHeight);
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self.$lightbox.find('.lb-nextLink').height(newHeight);
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self.showImage();
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}
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if (oldWidth !== newWidth || oldHeight !== newHeight) {
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this.$outerContainer.animate({
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width: newWidth,
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height: newHeight
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}, this.options.resizeDuration, 'swing', function() {
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postResize();
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});
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} else {
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postResize();
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}
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};
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// Display the image and its details and begin preload neighboring images.
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Lightbox.prototype.showImage = function() {
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this.$lightbox.find('.lb-loader').stop(true).hide();
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this.$lightbox.find('.lb-image').fadeIn('slow');
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this.updateNav();
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this.updateDetails();
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this.preloadNeighboringImages();
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this.enableKeyboardNav();
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};
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// Display previous and next navigation if appropriate.
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Lightbox.prototype.updateNav = function() {
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// Check to see if the browser supports touch events. If so, we take the conservative approach
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// and assume that mouse hover events are not supported and always show prev/next navigation
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// arrows in image sets.
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var alwaysShowNav = false;
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try {
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document.createEvent('TouchEvent');
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alwaysShowNav = (this.options.alwaysShowNavOnTouchDevices) ? true : false;
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} catch (e) {}
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this.$lightbox.find('.lb-nav').show();
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if (this.album.length > 1) {
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if (this.options.wrapAround) {
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if (alwaysShowNav) {
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this.$lightbox.find('.lb-prev, .lb-next').css('opacity', '1');
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}
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this.$lightbox.find('.lb-prev, .lb-next').show();
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} else {
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if (this.currentImageIndex > 0) {
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this.$lightbox.find('.lb-prev').show();
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if (alwaysShowNav) {
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this.$lightbox.find('.lb-prev').css('opacity', '1');
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}
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}
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if (this.currentImageIndex < this.album.length - 1) {
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this.$lightbox.find('.lb-next').show();
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if (alwaysShowNav) {
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this.$lightbox.find('.lb-next').css('opacity', '1');
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}
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}
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}
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}
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};
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// Display caption, image number, and closing button.
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Lightbox.prototype.updateDetails = function() {
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var self = this;
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// Enable anchor clicks in the injected caption html.
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// Thanks Nate Wright for the fix. @https://github.com/NateWr
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if (typeof this.album[this.currentImageIndex].title !== 'undefined' &&
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this.album[this.currentImageIndex].title !== '') {
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this.$lightbox.find('.lb-caption')
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.html(this.album[this.currentImageIndex].title)
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.fadeIn('fast')
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.find('a').on('click', function(event) {
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if ($(this).attr('target') !== undefined) {
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window.open($(this).attr('href'), $(this).attr('target'));
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} else {
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location.href = $(this).attr('href');
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}
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});
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}
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if (this.album.length > 1 && this.options.showImageNumberLabel) {
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var labelText = this.imageCountLabel(this.currentImageIndex + 1, this.album.length);
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this.$lightbox.find('.lb-number').text(labelText).fadeIn('fast');
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} else {
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this.$lightbox.find('.lb-number').hide();
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}
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this.$outerContainer.removeClass('animating');
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this.$lightbox.find('.lb-dataContainer').fadeIn(this.options.resizeDuration, function() {
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return self.sizeOverlay();
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});
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};
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// Preload previous and next images in set.
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Lightbox.prototype.preloadNeighboringImages = function() {
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if (this.album.length > this.currentImageIndex + 1) {
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var preloadNext = new Image();
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preloadNext.src = this.album[this.currentImageIndex + 1].link;
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}
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if (this.currentImageIndex > 0) {
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var preloadPrev = new Image();
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preloadPrev.src = this.album[this.currentImageIndex - 1].link;
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}
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};
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Lightbox.prototype.enableKeyboardNav = function() {
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$(document).on('keyup.keyboard', $.proxy(this.keyboardAction, this));
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};
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Lightbox.prototype.disableKeyboardNav = function() {
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$(document).off('.keyboard');
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};
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Lightbox.prototype.keyboardAction = function(event) {
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var KEYCODE_ESC = 27;
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var KEYCODE_LEFTARROW = 37;
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var KEYCODE_RIGHTARROW = 39;
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var keycode = event.keyCode;
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var key = String.fromCharCode(keycode).toLowerCase();
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if (keycode === KEYCODE_ESC || key.match(/x|o|c/)) {
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this.end();
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} else if (key === 'p' || keycode === KEYCODE_LEFTARROW) {
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if (this.currentImageIndex !== 0) {
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this.changeImage(this.currentImageIndex - 1);
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} else if (this.options.wrapAround && this.album.length > 1) {
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this.changeImage(this.album.length - 1);
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}
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} else if (key === 'n' || keycode === KEYCODE_RIGHTARROW) {
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if (this.currentImageIndex !== this.album.length - 1) {
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this.changeImage(this.currentImageIndex + 1);
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} else if (this.options.wrapAround && this.album.length > 1) {
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this.changeImage(0);
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}
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}
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};
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// Closing time. :-(
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Lightbox.prototype.end = function() {
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this.disableKeyboardNav();
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$(window).off('resize', this.sizeOverlay);
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this.$lightbox.fadeOut(this.options.fadeDuration);
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this.$overlay.fadeOut(this.options.fadeDuration);
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$('select, object, embed').css({
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visibility: 'visible'
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});
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if (this.options.disableScrolling) {
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$('body').removeClass('lb-disable-scrolling');
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}
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};
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return new Lightbox();
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}));
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Vendored
+15
@@ -0,0 +1,15 @@
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||||
/*!
|
||||
* Lightbox v2.10.0
|
||||
* by Lokesh Dhakar
|
||||
*
|
||||
* More info:
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||||
* http://lokeshdhakar.com/projects/lightbox2/
|
||||
*
|
||||
* Copyright 2007, 2018 Lokesh Dhakar
|
||||
* Released under the MIT license
|
||||
* https://github.com/lokesh/lightbox2/blob/master/LICENSE
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||||
*
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||||
* @preserve
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*/
|
||||
!function(a,b){"function"==typeof define&&define.amd?define(["jquery"],b):"object"==typeof exports?module.exports=b(require("jquery")):a.lightbox=b(a.jQuery)}(this,function(a){function b(b){this.album=[],this.currentImageIndex=void 0,this.init(),this.options=a.extend({},this.constructor.defaults),this.option(b)}return b.defaults={albumLabel:"Image %1 of %2",alwaysShowNavOnTouchDevices:!1,fadeDuration:600,fitImagesInViewport:!0,imageFadeDuration:600,positionFromTop:50,resizeDuration:700,showImageNumberLabel:!0,wrapAround:!1,disableScrolling:!1,sanitizeTitle:!1},b.prototype.option=function(b){a.extend(this.options,b)},b.prototype.imageCountLabel=function(a,b){return this.options.albumLabel.replace(/%1/g,a).replace(/%2/g,b)},b.prototype.init=function(){var b=this;a(document).ready(function(){b.enable(),b.build()})},b.prototype.enable=function(){var b=this;a("body").on("click","a[rel^=lightbox], area[rel^=lightbox], a[data-lightbox], area[data-lightbox]",function(c){return b.start(a(c.currentTarget)),!1})},b.prototype.build=function(){if(!(a("#lightbox").length>0)){var b=this;a('<div id="lightboxOverlay" class="lightboxOverlay"></div><div id="lightbox" class="lightbox"><div class="lb-outerContainer"><div class="lb-container"><img class="lb-image" src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" /><div class="lb-nav"><a class="lb-prev" href="" ></a><a class="lb-next" href="" ></a></div><div class="lb-loader"><a class="lb-cancel"></a></div></div></div><div class="lb-dataContainer"><div class="lb-data"><div class="lb-details"><span class="lb-caption"></span><span class="lb-number"></span></div><div class="lb-closeContainer"><a class="lb-close"></a></div></div></div></div>').appendTo(a("body")),this.$lightbox=a("#lightbox"),this.$overlay=a("#lightboxOverlay"),this.$outerContainer=this.$lightbox.find(".lb-outerContainer"),this.$container=this.$lightbox.find(".lb-container"),this.$image=this.$lightbox.find(".lb-image"),this.$nav=this.$lightbox.find(".lb-nav"),this.containerPadding={top:parseInt(this.$container.css("padding-top"),10),right:parseInt(this.$container.css("padding-right"),10),bottom:parseInt(this.$container.css("padding-bottom"),10),left:parseInt(this.$container.css("padding-left"),10)},this.imageBorderWidth={top:parseInt(this.$image.css("border-top-width"),10),right:parseInt(this.$image.css("border-right-width"),10),bottom:parseInt(this.$image.css("border-bottom-width"),10),left:parseInt(this.$image.css("border-left-width"),10)},this.$overlay.hide().on("click",function(){return b.end(),!1}),this.$lightbox.hide().on("click",function(c){return"lightbox"===a(c.target).attr("id")&&b.end(),!1}),this.$outerContainer.on("click",function(c){return"lightbox"===a(c.target).attr("id")&&b.end(),!1}),this.$lightbox.find(".lb-prev").on("click",function(){return 0===b.currentImageIndex?b.changeImage(b.album.length-1):b.changeImage(b.currentImageIndex-1),!1}),this.$lightbox.find(".lb-next").on("click",function(){return b.currentImageIndex===b.album.length-1?b.changeImage(0):b.changeImage(b.currentImageIndex+1),!1}),this.$nav.on("mousedown",function(a){3===a.which&&(b.$nav.css("pointer-events","none"),b.$lightbox.one("contextmenu",function(){setTimeout(function(){this.$nav.css("pointer-events","auto")}.bind(b),0)}))}),this.$lightbox.find(".lb-loader, .lb-close").on("click",function(){return b.end(),!1})}},b.prototype.start=function(b){function c(a){d.album.push({alt:a.attr("data-alt"),link:a.attr("href"),title:a.attr("data-title")||a.attr("title")})}var d=this,e=a(window);e.on("resize",a.proxy(this.sizeOverlay,this)),a("select, object, embed").css({visibility:"hidden"}),this.sizeOverlay(),this.album=[];var f,g=0,h=b.attr("data-lightbox");if(h){f=a(b.prop("tagName")+'[data-lightbox="'+h+'"]');for(var i=0;i<f.length;i=++i)c(a(f[i])),f[i]===b[0]&&(g=i)}else if("lightbox"===b.attr("rel"))c(b);else{f=a(b.prop("tagName")+'[rel="'+b.attr("rel")+'"]');for(var j=0;j<f.length;j=++j)c(a(f[j])),f[j]===b[0]&&(g=j)}var k=e.scrollTop()+this.options.positionFromTop,l=e.scrollLeft();this.$lightbox.css({top:k+"px",left:l+"px"}).fadeIn(this.options.fadeDuration),this.options.disableScrolling&&a("html").addClass("lb-disable-scrolling"),this.changeImage(g)},b.prototype.changeImage=function(b){var c=this;this.disableKeyboardNav();var d=this.$lightbox.find(".lb-image");this.$overlay.fadeIn(this.options.fadeDuration),a(".lb-loader").fadeIn("slow"),this.$lightbox.find(".lb-image, .lb-nav, .lb-prev, .lb-next, .lb-dataContainer, .lb-numbers, .lb-caption").hide(),this.$outerContainer.addClass("animating");var e=new Image;e.onload=function(){var f,g,h,i,j,k;d.attr({alt:c.album[b].alt,src:c.album[b].link}),a(e),d.width(e.width),d.height(e.height),c.options.fitImagesInViewport&&(k=a(window).width(),j=a(window).height(),i=k-c.containerPadding.left-c.containerPadding.right-c.imageBorderWidth.left-c.imageBorderWidth.right-20,h=j-c.containerPadding.top-c.containerPadding.bottom-c.imageBorderWidth.top-c.imageBorderWLine truncated
|
||||
//# sourceMappingURL=lightbox.min.map
|
||||
Reference in new issue
Block a user