3425 lines
94 KiB
JavaScript
3425 lines
94 KiB
JavaScript
(function (window, document, $, undefined) {
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"use strict";
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window.console = window.console || {
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info: function (stuff) {}
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};
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// If there's no jQuery, fancyBox can't work
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// =========================================
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if (!$) {
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return;
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}
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// Check if fancyBox is already initialized
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// ========================================
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if ($.fn.fancybox) {
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console.info("fancyBox already initialized");
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return;
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}
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// Private default settings
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// ========================
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var defaults = {
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// Close existing modals
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// Set this to false if you do not need to stack multiple instances
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closeExisting: false,
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// Enable infinite gallery navigation
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loop: false,
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// Horizontal space between slides
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gutter: 50,
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// Enable keyboard navigation
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keyboard: true,
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// Should allow caption to overlap the content
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preventCaptionOverlap: true,
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// Should display navigation arrows at the screen edges
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arrows: true,
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// Should display counter at the top left corner
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infobar: true,
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// Should display close button (using `btnTpl.smallBtn` template) over the content
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// Can be true, false, "auto"
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// If "auto" - will be automatically enabled for "html", "inline" or "ajax" items
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smallBtn: "auto",
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// Should display toolbar (buttons at the top)
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// Can be true, false, "auto"
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// If "auto" - will be automatically hidden if "smallBtn" is enabled
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toolbar: "auto",
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// What buttons should appear in the top right corner.
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// Buttons will be created using templates from `btnTpl` option
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// and they will be placed into toolbar (class="fancybox-toolbar"` element)
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buttons: [
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"zoom",
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//"share",
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"slideShow",
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//"fullScreen",
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//"download",
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"thumbs",
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"close"
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],
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// Detect "idle" time in seconds
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idleTime: 3,
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// Disable right-click and use simple image protection for images
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protect: false,
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// Shortcut to make content "modal" - disable keyboard navigtion, hide buttons, etc
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modal: false,
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image: {
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// Wait for images to load before displaying
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// true - wait for image to load and then display;
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// false - display thumbnail and load the full-sized image over top,
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// requires predefined image dimensions (`data-width` and `data-height` attributes)
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preload: false
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},
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ajax: {
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// Object containing settings for ajax request
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settings: {
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// This helps to indicate that request comes from the modal
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// Feel free to change naming
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data: {
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fancybox: true
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}
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}
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},
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iframe: {
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// Iframe template
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tpl: '<iframe id="fancybox-frame{rnd}" name="fancybox-frame{rnd}" class="fancybox-iframe" allowfullscreen="allowfullscreen" allow="autoplay; fullscreen" src=""></iframe>',
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// Preload iframe before displaying it
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// This allows to calculate iframe content width and height
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// (note: Due to "Same Origin Policy", you can't get cross domain data).
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preload: true,
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// Custom CSS styling for iframe wrapping element
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// You can use this to set custom iframe dimensions
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css: {},
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// Iframe tag attributes
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attr: {
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scrolling: "auto"
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}
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},
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// For HTML5 video only
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video: {
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tpl: '<video class="fancybox-video" controls controlsList="nodownload" poster="{{poster}}">' +
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'<source src="{{src}}" type="{{format}}" />' +
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'Sorry, your browser doesn\'t support embedded videos, <a href="{{src}}">download</a> and watch with your favorite video player!' +
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"</video>",
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format: "", // custom video format
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autoStart: true
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},
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// Default content type if cannot be detected automatically
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defaultType: "image",
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// Open/close animation type
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// Possible values:
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// false - disable
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// "zoom" - zoom images from/to thumbnail
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// "fade"
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// "zoom-in-out"
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//
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animationEffect: "zoom",
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// Duration in ms for open/close animation
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animationDuration: 366,
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// Should image change opacity while zooming
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// If opacity is "auto", then opacity will be changed if image and thumbnail have different aspect ratios
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zoomOpacity: "auto",
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// Transition effect between slides
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//
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// Possible values:
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// false - disable
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// "fade'
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// "slide'
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// "circular'
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// "tube'
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// "zoom-in-out'
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// "rotate'
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//
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transitionEffect: "fade",
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// Duration in ms for transition animation
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transitionDuration: 366,
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// Custom CSS class for slide element
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slideClass: "",
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// Custom CSS class for layout
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baseClass: "",
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// Base template for layout
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baseTpl: '<div class="fancybox-container" role="dialog" tabindex="-1">' +
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'<div class="fancybox-bg"></div>' +
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'<div class="fancybox-inner">' +
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'<div class="fancybox-infobar"><span data-fancybox-index></span> / <span data-fancybox-count></span></div>' +
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'<div class="fancybox-toolbar">{{buttons}}</div>' +
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'<div class="fancybox-navigation">{{arrows}}</div>' +
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'<div class="fancybox-stage"></div>' +
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'<div class="fancybox-caption"><div class="fancybox-caption__body"></div></div>' +
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"</div>" +
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"</div>",
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// Loading indicator template
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spinnerTpl: '<div class="fancybox-loading"></div>',
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// Error message template
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errorTpl: '<div class="fancybox-error"><p>{{ERROR}}</p></div>',
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btnTpl: {
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download: '<a download data-fancybox-download class="fancybox-button fancybox-button--download" title="{{DOWNLOAD}}" href="javascript:;">' +
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'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18.62 17.09V19H5.38v-1.91zm-2.97-6.96L17 11.45l-5 4.87-5-4.87 1.36-1.32 2.68 2.64V5h1.92v7.77z"/></svg>' +
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"</a>",
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zoom: '<button data-fancybox-zoom class="fancybox-button fancybox-button--zoom" title="{{ZOOM}}">' +
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'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18.7 17.3l-3-3a5.9 5.9 0 0 0-.6-7.6 5.9 5.9 0 0 0-8.4 0 5.9 5.9 0 0 0 0 8.4 5.9 5.9 0 0 0 7.7.7l3 3a1 1 0 0 0 1.3 0c.4-.5.4-1 0-1.5zM8.1 13.8a4 4 0 0 1 0-5.7 4 4 0 0 1 5.7 0 4 4 0 0 1 0 5.7 4 4 0 0 1-5.7 0z"/></svg>' +
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"</button>",
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close: '<button data-fancybox-close class="fancybox-button fancybox-button--close" title="{{CLOSE}}">' +
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'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 10.6L6.6 5.2 5.2 6.6l5.4 5.4-5.4 5.4 1.4 1.4 5.4-5.4 5.4 5.4 1.4-1.4-5.4-5.4 5.4-5.4-1.4-1.4-5.4 5.4z"/></svg>' +
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"</button>",
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// Arrows
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arrowLeft: '<button data-fancybox-prev class="fancybox-button fancybox-button--arrow_left" title="{{PREV}}">' +
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'<div><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M11.28 15.7l-1.34 1.37L5 12l4.94-5.07 1.34 1.38-2.68 2.72H19v1.94H8.6z"/></svg></div>' +
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"</button>",
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arrowRight: '<button data-fancybox-next class="fancybox-button fancybox-button--arrow_right" title="{{NEXT}}">' +
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'<div><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M15.4 12.97l-2.68 2.72 1.34 1.38L19 12l-4.94-5.07-1.34 1.38 2.68 2.72H5v1.94z"/></svg></div>' +
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"</button>",
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// This small close button will be appended to your html/inline/ajax content by default,
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// if "smallBtn" option is not set to false
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smallBtn: '<button type="button" data-fancybox-close class="fancybox-button fancybox-close-small" title="{{CLOSE}}">' +
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'<svg xmlns="http://www.w3.org/2000/svg" version="1" viewBox="0 0 24 24"><path d="M13 12l5-5-1-1-5 5-5-5-1 1 5 5-5 5 1 1 5-5 5 5 1-1z"/></svg>' +
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"</button>"
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},
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// Container is injected into this element
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parentEl: "body",
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// Hide browser vertical scrollbars; use at your own risk
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hideScrollbar: true,
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// Focus handling
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// ==============
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// Try to focus on the first focusable element after opening
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autoFocus: true,
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// Put focus back to active element after closing
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backFocus: true,
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// Do not let user to focus on element outside modal content
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trapFocus: true,
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// Module specific options
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// =======================
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fullScreen: {
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autoStart: false
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},
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// Set `touch: false` to disable panning/swiping
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touch: {
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vertical: true, // Allow to drag content vertically
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momentum: true // Continue movement after releasing mouse/touch when panning
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},
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// Hash value when initializing manually,
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// set `false` to disable hash change
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hash: null,
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// Customize or add new media types
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// Example:
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/*
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media : {
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youtube : {
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params : {
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autoplay : 0
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}
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}
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}
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*/
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media: {},
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slideShow: {
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autoStart: false,
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speed: 3000
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},
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thumbs: {
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autoStart: false, // Display thumbnails on opening
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hideOnClose: true, // Hide thumbnail grid when closing animation starts
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parentEl: ".fancybox-container", // Container is injected into this element
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axis: "y" // Vertical (y) or horizontal (x) scrolling
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},
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// Use mousewheel to navigate gallery
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// If 'auto' - enabled for images only
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wheel: "auto",
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// Callbacks
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//==========
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// See Documentation/API/Events for more information
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// Example:
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/*
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afterShow: function( instance, current ) {
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console.info( 'Clicked element:' );
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console.info( current.opts.$orig );
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}
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*/
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onInit: $.noop, // When instance has been initialized
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beforeLoad: $.noop, // Before the content of a slide is being loaded
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afterLoad: $.noop, // When the content of a slide is done loading
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beforeShow: $.noop, // Before open animation starts
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afterShow: $.noop, // When content is done loading and animating
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beforeClose: $.noop, // Before the instance attempts to close. Return false to cancel the close.
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afterClose: $.noop, // After instance has been closed
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onActivate: $.noop, // When instance is brought to front
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onDeactivate: $.noop, // When other instance has been activated
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// Interaction
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// ===========
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// Use options below to customize taken action when user clicks or double clicks on the fancyBox area,
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// each option can be string or method that returns value.
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//
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// Possible values:
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// "close" - close instance
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// "next" - move to next gallery item
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// "nextOrClose" - move to next gallery item or close if gallery has only one item
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// "toggleControls" - show/hide controls
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// "zoom" - zoom image (if loaded)
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// false - do nothing
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// Clicked on the content
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clickContent: function (current, event) {
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return current.type === "image" ? "zoom" : false;
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},
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// Clicked on the slide
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clickSlide: "close",
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// Clicked on the background (backdrop) element;
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// if you have not changed the layout, then most likely you need to use `clickSlide` option
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clickOutside: "close",
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// Same as previous two, but for double click
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dblclickContent: false,
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dblclickSlide: false,
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dblclickOutside: false,
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// Custom options when mobile device is detected
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// =============================================
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mobile: {
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preventCaptionOverlap: false,
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idleTime: false,
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clickContent: function (current, event) {
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return current.type === "image" ? "toggleControls" : false;
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},
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clickSlide: function (current, event) {
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return "close";
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},
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dblclickContent: function (current, event) {
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return current.type === "image" ? "zoom" : false;
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},
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dblclickSlide: function (current, event) {
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return current.type === "image" ? "zoom" : false;
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}
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},
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// Internationalization
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// ====================
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lang: "en",
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i18n: {
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en: {
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CLOSE: "Close",
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NEXT: "Next",
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PREV: "Previous",
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ERROR: "The requested content cannot be loaded. <br/> Please try again later.",
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PLAY_START: "Start slideshow",
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PLAY_STOP: "Pause slideshow",
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FULL_SCREEN: "Full screen",
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THUMBS: "Thumbnails",
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DOWNLOAD: "Download",
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SHARE: "Share",
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ZOOM: "Zoom"
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},
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de: {
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CLOSE: "Schließen",
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NEXT: "Weiter",
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PREV: "Zurück",
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ERROR: "Die angeforderten Daten konnten nicht geladen werden. <br/> Bitte versuchen Sie es später nochmal.",
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PLAY_START: "Diaschau starten",
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PLAY_STOP: "Diaschau beenden",
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FULL_SCREEN: "Vollbild",
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THUMBS: "Vorschaubilder",
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DOWNLOAD: "Herunterladen",
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SHARE: "Teilen",
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ZOOM: "Vergrößern"
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}
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}
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};
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// Few useful variables and methods
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// ================================
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var $W = $(window);
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var $D = $(document);
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var called = 0;
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// Check if an object is a jQuery object and not a native JavaScript object
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// ========================================================================
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var isQuery = function (obj) {
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return obj && obj.hasOwnProperty && obj instanceof $;
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};
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// Handle multiple browsers for "requestAnimationFrame" and "cancelAnimationFrame"
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// ===============================================================================
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var requestAFrame = (function () {
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return (
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window.requestAnimationFrame ||
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window.webkitRequestAnimationFrame ||
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window.mozRequestAnimationFrame ||
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window.oRequestAnimationFrame ||
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// if all else fails, use setTimeout
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function (callback) {
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return window.setTimeout(callback, 1000 / 60);
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}
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);
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})();
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var cancelAFrame = (function () {
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return (
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window.cancelAnimationFrame ||
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window.webkitCancelAnimationFrame ||
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window.mozCancelAnimationFrame ||
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window.oCancelAnimationFrame ||
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function (id) {
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window.clearTimeout(id);
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}
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);
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})();
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// Detect the supported transition-end event property name
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// =======================================================
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var transitionEnd = (function () {
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var el = document.createElement("fakeelement"),
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t;
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var transitions = {
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transition: "transitionend",
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OTransition: "oTransitionEnd",
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MozTransition: "transitionend",
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WebkitTransition: "webkitTransitionEnd"
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};
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for (t in transitions) {
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if (el.style[t] !== undefined) {
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return transitions[t];
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}
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}
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return "transitionend";
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})();
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// Force redraw on an element.
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// This helps in cases where the browser doesn't redraw an updated element properly
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// ================================================================================
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var forceRedraw = function ($el) {
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return $el && $el.length && $el[0].offsetHeight;
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};
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// Exclude array (`buttons`) options from deep merging
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// ===================================================
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var mergeOpts = function (opts1, opts2) {
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var rez = $.extend(true, {}, opts1, opts2);
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$.each(opts2, function (key, value) {
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if ($.isArray(value)) {
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rez[key] = value;
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}
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});
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return rez;
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};
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// How much of an element is visible in viewport
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// =============================================
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var inViewport = function (elem) {
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var elemCenter, rez;
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if (!elem || elem.ownerDocument !== document) {
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return false;
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}
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$(".fancybox-container").css("pointer-events", "none");
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elemCenter = {
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x: elem.getBoundingClientRect().left + elem.offsetWidth / 2,
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y: elem.getBoundingClientRect().top + elem.offsetHeight / 2
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};
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rez = document.elementFromPoint(elemCenter.x, elemCenter.y) === elem;
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$(".fancybox-container").css("pointer-events", "");
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return rez;
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};
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// Class definition
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// ================
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var FancyBox = function (content, opts, index) {
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var self = this;
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self.opts = mergeOpts({
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index: index
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}, $.fancybox.defaults);
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if ($.isPlainObject(opts)) {
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self.opts = mergeOpts(self.opts, opts);
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}
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if ($.fancybox.isMobile) {
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self.opts = mergeOpts(self.opts, self.opts.mobile);
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}
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self.id = self.opts.id || ++called;
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self.currIndex = parseInt(self.opts.index, 10) || 0;
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self.prevIndex = null;
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self.prevPos = null;
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self.currPos = 0;
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self.firstRun = true;
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// All group items
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self.group = [];
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// Existing slides (for current, next and previous gallery items)
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self.slides = {};
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// Create group elements
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self.addContent(content);
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if (!self.group.length) {
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return;
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}
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self.init();
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};
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$.extend(FancyBox.prototype, {
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// Create DOM structure
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// ====================
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init: function () {
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var self = this,
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firstItem = self.group[self.currIndex],
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firstItemOpts = firstItem.opts,
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$container,
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buttonStr;
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if (firstItemOpts.closeExisting) {
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$.fancybox.close(true);
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}
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// Hide scrollbars
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// ===============
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$("body").addClass("fancybox-active");
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if (
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!$.fancybox.getInstance() &&
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firstItemOpts.hideScrollbar !== false &&
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!$.fancybox.isMobile &&
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document.body.scrollHeight > window.innerHeight
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) {
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$("head").append(
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'<style id="fancybox-style-noscroll" type="text/css">.compensate-for-scrollbar{margin-right:' +
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(window.innerWidth - document.documentElement.clientWidth) +
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"px;}</style>"
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);
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$("body").addClass("compensate-for-scrollbar");
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}
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// Build html markup and set references
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// ====================================
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// Build html code for buttons and insert into main template
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buttonStr = "";
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$.each(firstItemOpts.buttons, function (index, value) {
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buttonStr += firstItemOpts.btnTpl[value] || "";
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});
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// Create markup from base template, it will be initially hidden to
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// avoid unnecessary work like painting while initializing is not complete
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$container = $(
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self.translate(
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self,
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firstItemOpts.baseTpl
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.replace("{{buttons}}", buttonStr)
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.replace("{{arrows}}", firstItemOpts.btnTpl.arrowLeft + firstItemOpts.btnTpl.arrowRight)
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)
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)
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.attr("id", "fancybox-container-" + self.id)
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.addClass(firstItemOpts.baseClass)
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.data("FancyBox", self)
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.appendTo(firstItemOpts.parentEl);
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// Create object holding references to jQuery wrapped nodes
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self.$refs = {
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container: $container
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};
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["bg", "inner", "infobar", "toolbar", "stage", "caption", "navigation"].forEach(function (item) {
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self.$refs[item] = $container.find(".fancybox-" + item);
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});
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self.trigger("onInit");
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// Enable events, deactive previous instances
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self.activate();
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// Build slides, load and reveal content
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self.jumpTo(self.currIndex);
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},
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// Simple i18n support - replaces object keys found in template
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// with corresponding values
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// ============================================================
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translate: function (obj, str) {
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var arr = obj.opts.i18n[obj.opts.lang] || obj.opts.i18n.en;
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return str.replace(/\{\{(\w+)\}\}/g, function (match, n) {
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return arr[n] === undefined ? match : arr[n];
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});
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},
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// Populate current group with fresh content
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// Check if each object has valid type and content
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// ===============================================
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addContent: function (content) {
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var self = this,
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items = $.makeArray(content),
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thumbs;
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$.each(items, function (i, item) {
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var obj = {},
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opts = {},
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$item,
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type,
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found,
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src,
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srcParts;
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// Step 1 - Make sure we have an object
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// ====================================
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if ($.isPlainObject(item)) {
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// We probably have manual usage here, something like
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// $.fancybox.open( [ { src : "image.jpg", type : "image" } ] )
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obj = item;
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opts = item.opts || item;
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} else if ($.type(item) === "object" && $(item).length) {
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// Here we probably have jQuery collection returned by some selector
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$item = $(item);
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// Support attributes like `data-options='{"touch" : false}'` and `data-touch='false'`
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opts = $item.data() || {};
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opts = $.extend(true, {}, opts, opts.options);
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// Here we store clicked element
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opts.$orig = $item;
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obj.src = self.opts.src || opts.src || $item.attr("href");
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// Assume that simple syntax is used, for example:
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// `$.fancybox.open( $("#test"), {} );`
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if (!obj.type && !obj.src) {
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obj.type = "inline";
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obj.src = item;
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}
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} else {
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// Assume we have a simple html code, for example:
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// $.fancybox.open( '<div><h1>Hi!</h1></div>' );
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obj = {
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type: "html",
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src: item + ""
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};
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}
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// Each gallery object has full collection of options
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obj.opts = $.extend(true, {}, self.opts, opts);
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// Do not merge buttons array
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if ($.isArray(opts.buttons)) {
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obj.opts.buttons = opts.buttons;
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}
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if ($.fancybox.isMobile && obj.opts.mobile) {
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obj.opts = mergeOpts(obj.opts, obj.opts.mobile);
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}
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// Step 2 - Make sure we have content type, if not - try to guess
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// ==============================================================
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type = obj.type || obj.opts.type;
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src = obj.src || "";
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if (!type && src) {
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if ((found = src.match(/\.(mp4|mov|ogv|webm)((\?|#).*)?$/i))) {
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type = "video";
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if (!obj.opts.video.format) {
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obj.opts.video.format = "video/" + (found[1] === "ogv" ? "ogg" : found[1]);
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}
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} else if (src.match(/(^data:image\/[a-z0-9+\/=]*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg|ico)((\?|#).*)?$)/i)) {
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type = "image";
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} else if (src.match(/\.(pdf)((\?|#).*)?$/i)) {
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type = "iframe";
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obj = $.extend(true, obj, {
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contentType: "pdf",
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opts: {
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iframe: {
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preload: false
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}
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}
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});
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} else if (src.charAt(0) === "#") {
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type = "inline";
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}
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}
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if (type) {
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obj.type = type;
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} else {
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self.trigger("objectNeedsType", obj);
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}
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if (!obj.contentType) {
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obj.contentType = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1 ? "html" : obj.type;
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}
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// Step 3 - Some adjustments
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// =========================
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obj.index = self.group.length;
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if (obj.opts.smallBtn == "auto") {
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obj.opts.smallBtn = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1;
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}
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if (obj.opts.toolbar === "auto") {
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obj.opts.toolbar = !obj.opts.smallBtn;
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}
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// Find thumbnail image, check if exists and if is in the viewport
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obj.$thumb = obj.opts.$thumb || null;
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if (obj.opts.$trigger && obj.index === self.opts.index) {
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obj.$thumb = obj.opts.$trigger.find("img:first");
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if (obj.$thumb.length) {
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obj.opts.$orig = obj.opts.$trigger;
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}
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}
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if (!(obj.$thumb && obj.$thumb.length) && obj.opts.$orig) {
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obj.$thumb = obj.opts.$orig.find("img:first");
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}
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if (obj.$thumb && !obj.$thumb.length) {
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obj.$thumb = null;
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}
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obj.thumb = obj.opts.thumb || (obj.$thumb ? obj.$thumb[0].src : null);
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// "caption" is a "special" option, it can be used to customize caption per gallery item
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if ($.type(obj.opts.caption) === "function") {
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obj.opts.caption = obj.opts.caption.apply(item, [self, obj]);
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}
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if ($.type(self.opts.caption) === "function") {
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obj.opts.caption = self.opts.caption.apply(item, [self, obj]);
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}
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// Make sure we have caption as a string or jQuery object
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if (!(obj.opts.caption instanceof $)) {
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obj.opts.caption = obj.opts.caption === undefined ? "" : obj.opts.caption + "";
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}
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// Check if url contains "filter" used to filter the content
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// Example: "ajax.html #something"
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if (obj.type === "ajax") {
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srcParts = src.split(/\s+/, 2);
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if (srcParts.length > 1) {
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obj.src = srcParts.shift();
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obj.opts.filter = srcParts.shift();
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}
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}
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// Hide all buttons and disable interactivity for modal items
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if (obj.opts.modal) {
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obj.opts = $.extend(true, obj.opts, {
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trapFocus: true,
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// Remove buttons
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infobar: 0,
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toolbar: 0,
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smallBtn: 0,
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// Disable keyboard navigation
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keyboard: 0,
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// Disable some modules
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slideShow: 0,
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fullScreen: 0,
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thumbs: 0,
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touch: 0,
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// Disable click event handlers
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clickContent: false,
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clickSlide: false,
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clickOutside: false,
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dblclickContent: false,
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dblclickSlide: false,
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dblclickOutside: false
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});
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}
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// Step 4 - Add processed object to group
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// ======================================
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self.group.push(obj);
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});
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// Update controls if gallery is already opened
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if (Object.keys(self.slides).length) {
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self.updateControls();
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// Update thumbnails, if needed
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thumbs = self.Thumbs;
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if (thumbs && thumbs.isActive) {
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thumbs.create();
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thumbs.focus();
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}
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}
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},
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// Attach an event handler functions for:
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// - navigation buttons
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// - browser scrolling, resizing;
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// - focusing
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// - keyboard
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// - detecting inactivity
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// ======================================
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addEvents: function () {
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var self = this;
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self.removeEvents();
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// Make navigation elements clickable
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// ==================================
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self.$refs.container
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.on("click.fb-close", "[data-fancybox-close]", function (e) {
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e.stopPropagation();
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e.preventDefault();
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self.close(e);
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})
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.on("touchstart.fb-prev click.fb-prev", "[data-fancybox-prev]", function (e) {
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e.stopPropagation();
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e.preventDefault();
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self.previous();
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})
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.on("touchstart.fb-next click.fb-next", "[data-fancybox-next]", function (e) {
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e.stopPropagation();
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e.preventDefault();
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self.next();
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})
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.on("click.fb", "[data-fancybox-zoom]", function (e) {
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// Click handler for zoom button
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self[self.isScaledDown() ? "scaleToActual" : "scaleToFit"]();
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});
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// Handle page scrolling and browser resizing
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// ==========================================
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$W.on("orientationchange.fb resize.fb", function (e) {
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if (e && e.originalEvent && e.originalEvent.type === "resize") {
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if (self.requestId) {
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cancelAFrame(self.requestId);
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}
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self.requestId = requestAFrame(function () {
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self.update(e);
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});
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} else {
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if (self.current && self.current.type === "iframe") {
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self.$refs.stage.hide();
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}
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setTimeout(
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function () {
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self.$refs.stage.show();
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self.update(e);
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},
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$.fancybox.isMobile ? 600 : 250
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);
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}
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});
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$D.on("keydown.fb", function (e) {
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var instance = $.fancybox ? $.fancybox.getInstance() : null,
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current = instance.current,
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keycode = e.keyCode || e.which;
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|
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// Trap keyboard focus inside of the modal
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// =======================================
|
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if (keycode == 9) {
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if (current.opts.trapFocus) {
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self.focus(e);
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}
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return;
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}
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|
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// Enable keyboard navigation
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// ==========================
|
|
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if (!current.opts.keyboard || e.ctrlKey || e.altKey || e.shiftKey || $(e.target).is("input,textarea,video,audio,select")) {
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return;
|
|
}
|
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|
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// Backspace and Esc keys
|
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if (keycode === 8 || keycode === 27) {
|
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e.preventDefault();
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self.close(e);
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return;
|
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}
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// Left arrow and Up arrow
|
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if (keycode === 37 || keycode === 38) {
|
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e.preventDefault();
|
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|
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self.previous();
|
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return;
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}
|
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|
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// Righ arrow and Down arrow
|
|
if (keycode === 39 || keycode === 40) {
|
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e.preventDefault();
|
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|
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self.next();
|
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return;
|
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}
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|
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self.trigger("afterKeydown", e, keycode);
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});
|
|
|
|
// Hide controls after some inactivity period
|
|
if (self.group[self.currIndex].opts.idleTime) {
|
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self.idleSecondsCounter = 0;
|
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|
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$D.on(
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"mousemove.fb-idle mouseleave.fb-idle mousedown.fb-idle touchstart.fb-idle touchmove.fb-idle scroll.fb-idle keydown.fb-idle",
|
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function (e) {
|
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self.idleSecondsCounter = 0;
|
|
|
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if (self.isIdle) {
|
|
self.showControls();
|
|
}
|
|
|
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self.isIdle = false;
|
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}
|
|
);
|
|
|
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self.idleInterval = window.setInterval(function () {
|
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self.idleSecondsCounter++;
|
|
|
|
if (self.idleSecondsCounter >= self.group[self.currIndex].opts.idleTime && !self.isDragging) {
|
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self.isIdle = true;
|
|
self.idleSecondsCounter = 0;
|
|
|
|
self.hideControls();
|
|
}
|
|
}, 1000);
|
|
}
|
|
},
|
|
|
|
// Remove events added by the core
|
|
// ===============================
|
|
|
|
removeEvents: function () {
|
|
var self = this;
|
|
|
|
$W.off("orientationchange.fb resize.fb");
|
|
$D.off("keydown.fb .fb-idle");
|
|
|
|
this.$refs.container.off(".fb-close .fb-prev .fb-next");
|
|
|
|
if (self.idleInterval) {
|
|
window.clearInterval(self.idleInterval);
|
|
|
|
self.idleInterval = null;
|
|
}
|
|
},
|
|
|
|
// Change to previous gallery item
|
|
// ===============================
|
|
|
|
previous: function (duration) {
|
|
return this.jumpTo(this.currPos - 1, duration);
|
|
},
|
|
|
|
// Change to next gallery item
|
|
// ===========================
|
|
|
|
next: function (duration) {
|
|
return this.jumpTo(this.currPos + 1, duration);
|
|
},
|
|
|
|
// Switch to selected gallery item
|
|
// ===============================
|
|
|
|
jumpTo: function (pos, duration) {
|
|
var self = this,
|
|
groupLen = self.group.length,
|
|
firstRun,
|
|
isMoved,
|
|
loop,
|
|
current,
|
|
previous,
|
|
slidePos,
|
|
stagePos,
|
|
prop,
|
|
diff;
|
|
|
|
if (self.isDragging || self.isClosing || (self.isAnimating && self.firstRun)) {
|
|
return;
|
|
}
|
|
|
|
// Should loop?
|
|
pos = parseInt(pos, 10);
|
|
loop = self.current ? self.current.opts.loop : self.opts.loop;
|
|
|
|
if (!loop && (pos < 0 || pos >= groupLen)) {
|
|
return false;
|
|
}
|
|
|
|
// Check if opening for the first time; this helps to speed things up
|
|
firstRun = self.firstRun = !Object.keys(self.slides).length;
|
|
|
|
// Create slides
|
|
previous = self.current;
|
|
|
|
self.prevIndex = self.currIndex;
|
|
self.prevPos = self.currPos;
|
|
|
|
current = self.createSlide(pos);
|
|
|
|
if (groupLen > 1) {
|
|
if (loop || current.index < groupLen - 1) {
|
|
self.createSlide(pos + 1);
|
|
}
|
|
|
|
if (loop || current.index > 0) {
|
|
self.createSlide(pos - 1);
|
|
}
|
|
}
|
|
|
|
self.current = current;
|
|
self.currIndex = current.index;
|
|
self.currPos = current.pos;
|
|
|
|
self.trigger("beforeShow", firstRun);
|
|
|
|
self.updateControls();
|
|
|
|
// Validate duration length
|
|
current.forcedDuration = undefined;
|
|
|
|
if ($.isNumeric(duration)) {
|
|
current.forcedDuration = duration;
|
|
} else {
|
|
duration = current.opts[firstRun ? "animationDuration" : "transitionDuration"];
|
|
}
|
|
|
|
duration = parseInt(duration, 10);
|
|
|
|
// Check if user has swiped the slides or if still animating
|
|
isMoved = self.isMoved(current);
|
|
|
|
// Make sure current slide is visible
|
|
current.$slide.addClass("fancybox-slide--current");
|
|
|
|
// Fresh start - reveal container, current slide and start loading content
|
|
if (firstRun) {
|
|
if (current.opts.animationEffect && duration) {
|
|
self.$refs.container.css("transition-duration", duration + "ms");
|
|
}
|
|
|
|
self.$refs.container.addClass("fancybox-is-open").trigger("focus");
|
|
|
|
// Attempt to load content into slide
|
|
// This will later call `afterLoad` -> `revealContent`
|
|
self.loadSlide(current);
|
|
|
|
self.preload("image");
|
|
|
|
return;
|
|
}
|
|
|
|
// Get actual slide/stage positions (before cleaning up)
|
|
slidePos = $.fancybox.getTranslate(previous.$slide);
|
|
stagePos = $.fancybox.getTranslate(self.$refs.stage);
|
|
|
|
// Clean up all slides
|
|
$.each(self.slides, function (index, slide) {
|
|
$.fancybox.stop(slide.$slide, true);
|
|
});
|
|
|
|
if (previous.pos !== current.pos) {
|
|
previous.isComplete = false;
|
|
}
|
|
|
|
previous.$slide.removeClass("fancybox-slide--complete fancybox-slide--current");
|
|
|
|
// If slides are out of place, then animate them to correct position
|
|
if (isMoved) {
|
|
// Calculate horizontal swipe distance
|
|
diff = slidePos.left - (previous.pos * slidePos.width + previous.pos * previous.opts.gutter);
|
|
|
|
$.each(self.slides, function (index, slide) {
|
|
slide.$slide.removeClass("fancybox-animated").removeClass(function (index, className) {
|
|
return (className.match(/(^|\s)fancybox-fx-\S+/g) || []).join(" ");
|
|
});
|
|
|
|
// Make sure that each slide is in equal distance
|
|
// This is mostly needed for freshly added slides, because they are not yet positioned
|
|
var leftPos = slide.pos * slidePos.width + slide.pos * slide.opts.gutter;
|
|
|
|
$.fancybox.setTranslate(slide.$slide, {
|
|
top: 0,
|
|
left: leftPos - stagePos.left + diff
|
|
});
|
|
|
|
if (slide.pos !== current.pos) {
|
|
slide.$slide.addClass("fancybox-slide--" + (slide.pos > current.pos ? "next" : "previous"));
|
|
}
|
|
|
|
// Redraw to make sure that transition will start
|
|
forceRedraw(slide.$slide);
|
|
|
|
// Animate the slide
|
|
$.fancybox.animate(
|
|
slide.$slide, {
|
|
top: 0,
|
|
left: (slide.pos - current.pos) * slidePos.width + (slide.pos - current.pos) * slide.opts.gutter
|
|
},
|
|
duration,
|
|
function () {
|
|
slide.$slide
|
|
.css({
|
|
transform: "",
|
|
opacity: ""
|
|
})
|
|
.removeClass("fancybox-slide--next fancybox-slide--previous");
|
|
|
|
if (slide.pos === self.currPos) {
|
|
self.complete();
|
|
}
|
|
}
|
|
);
|
|
});
|
|
} else if (duration && current.opts.transitionEffect) {
|
|
// Set transition effect for previously active slide
|
|
prop = "fancybox-animated fancybox-fx-" + current.opts.transitionEffect;
|
|
|
|
previous.$slide.addClass("fancybox-slide--" + (previous.pos > current.pos ? "next" : "previous"));
|
|
|
|
$.fancybox.animate(
|
|
previous.$slide,
|
|
prop,
|
|
duration,
|
|
function () {
|
|
previous.$slide.removeClass(prop).removeClass("fancybox-slide--next fancybox-slide--previous");
|
|
},
|
|
false
|
|
);
|
|
}
|
|
|
|
if (current.isLoaded) {
|
|
self.revealContent(current);
|
|
} else {
|
|
self.loadSlide(current);
|
|
}
|
|
|
|
self.preload("image");
|
|
},
|
|
|
|
// Create new "slide" element
|
|
// These are gallery items that are actually added to DOM
|
|
// =======================================================
|
|
|
|
createSlide: function (pos) {
|
|
var self = this,
|
|
$slide,
|
|
index;
|
|
|
|
index = pos % self.group.length;
|
|
index = index < 0 ? self.group.length + index : index;
|
|
|
|
if (!self.slides[pos] && self.group[index]) {
|
|
$slide = $('<div class="fancybox-slide"></div>').appendTo(self.$refs.stage);
|
|
|
|
self.slides[pos] = $.extend(true, {}, self.group[index], {
|
|
pos: pos,
|
|
$slide: $slide,
|
|
isLoaded: false
|
|
});
|
|
|
|
self.updateSlide(self.slides[pos]);
|
|
}
|
|
|
|
return self.slides[pos];
|
|
},
|
|
|
|
// Scale image to the actual size of the image;
|
|
// x and y values should be relative to the slide
|
|
// ==============================================
|
|
|
|
scaleToActual: function (x, y, duration) {
|
|
var self = this,
|
|
current = self.current,
|
|
$content = current.$content,
|
|
canvasWidth = $.fancybox.getTranslate(current.$slide).width,
|
|
canvasHeight = $.fancybox.getTranslate(current.$slide).height,
|
|
newImgWidth = current.width,
|
|
newImgHeight = current.height,
|
|
imgPos,
|
|
posX,
|
|
posY,
|
|
scaleX,
|
|
scaleY;
|
|
|
|
if (self.isAnimating || self.isMoved() || !$content || !(current.type == "image" && current.isLoaded && !current.hasError)) {
|
|
return;
|
|
}
|
|
|
|
self.isAnimating = true;
|
|
|
|
$.fancybox.stop($content);
|
|
|
|
x = x === undefined ? canvasWidth * 0.5 : x;
|
|
y = y === undefined ? canvasHeight * 0.5 : y;
|
|
|
|
imgPos = $.fancybox.getTranslate($content);
|
|
|
|
imgPos.top -= $.fancybox.getTranslate(current.$slide).top;
|
|
imgPos.left -= $.fancybox.getTranslate(current.$slide).left;
|
|
|
|
scaleX = newImgWidth / imgPos.width;
|
|
scaleY = newImgHeight / imgPos.height;
|
|
|
|
// Get center position for original image
|
|
posX = canvasWidth * 0.5 - newImgWidth * 0.5;
|
|
posY = canvasHeight * 0.5 - newImgHeight * 0.5;
|
|
|
|
// Make sure image does not move away from edges
|
|
if (newImgWidth > canvasWidth) {
|
|
posX = imgPos.left * scaleX - (x * scaleX - x);
|
|
|
|
if (posX > 0) {
|
|
posX = 0;
|
|
}
|
|
|
|
if (posX < canvasWidth - newImgWidth) {
|
|
posX = canvasWidth - newImgWidth;
|
|
}
|
|
}
|
|
|
|
if (newImgHeight > canvasHeight) {
|
|
posY = imgPos.top * scaleY - (y * scaleY - y);
|
|
|
|
if (posY > 0) {
|
|
posY = 0;
|
|
}
|
|
|
|
if (posY < canvasHeight - newImgHeight) {
|
|
posY = canvasHeight - newImgHeight;
|
|
}
|
|
}
|
|
|
|
self.updateCursor(newImgWidth, newImgHeight);
|
|
|
|
$.fancybox.animate(
|
|
$content, {
|
|
top: posY,
|
|
left: posX,
|
|
scaleX: scaleX,
|
|
scaleY: scaleY
|
|
},
|
|
duration || 366,
|
|
function () {
|
|
self.isAnimating = false;
|
|
}
|
|
);
|
|
|
|
// Stop slideshow
|
|
if (self.SlideShow && self.SlideShow.isActive) {
|
|
self.SlideShow.stop();
|
|
}
|
|
},
|
|
|
|
// Scale image to fit inside parent element
|
|
// ========================================
|
|
|
|
scaleToFit: function (duration) {
|
|
var self = this,
|
|
current = self.current,
|
|
$content = current.$content,
|
|
end;
|
|
|
|
if (self.isAnimating || self.isMoved() || !$content || !(current.type == "image" && current.isLoaded && !current.hasError)) {
|
|
return;
|
|
}
|
|
|
|
self.isAnimating = true;
|
|
|
|
$.fancybox.stop($content);
|
|
|
|
end = self.getFitPos(current);
|
|
|
|
self.updateCursor(end.width, end.height);
|
|
|
|
$.fancybox.animate(
|
|
$content, {
|
|
top: end.top,
|
|
left: end.left,
|
|
scaleX: end.width / $content.width(),
|
|
scaleY: end.height / $content.height()
|
|
},
|
|
duration || 366,
|
|
function () {
|
|
self.isAnimating = false;
|
|
}
|
|
);
|
|
},
|
|
|
|
// Calculate image size to fit inside viewport
|
|
// ===========================================
|
|
|
|
getFitPos: function (slide) {
|
|
var self = this,
|
|
$content = slide.$content,
|
|
$slide = slide.$slide,
|
|
width = slide.width || slide.opts.width,
|
|
height = slide.height || slide.opts.height,
|
|
maxWidth,
|
|
maxHeight,
|
|
minRatio,
|
|
aspectRatio,
|
|
rez = {};
|
|
|
|
if (!slide.isLoaded || !$content || !$content.length) {
|
|
return false;
|
|
}
|
|
|
|
maxWidth = $.fancybox.getTranslate(self.$refs.stage).width;
|
|
maxHeight = $.fancybox.getTranslate(self.$refs.stage).height;
|
|
|
|
maxWidth -=
|
|
parseFloat($slide.css("paddingLeft")) +
|
|
parseFloat($slide.css("paddingRight")) +
|
|
parseFloat($content.css("marginLeft")) +
|
|
parseFloat($content.css("marginRight"));
|
|
|
|
maxHeight -=
|
|
parseFloat($slide.css("paddingTop")) +
|
|
parseFloat($slide.css("paddingBottom")) +
|
|
parseFloat($content.css("marginTop")) +
|
|
parseFloat($content.css("marginBottom"));
|
|
|
|
if (!width || !height) {
|
|
width = maxWidth;
|
|
height = maxHeight;
|
|
}
|
|
|
|
minRatio = Math.min(1, maxWidth / width, maxHeight / height);
|
|
|
|
width = minRatio * width;
|
|
height = minRatio * height;
|
|
|
|
// Adjust width/height to precisely fit into container
|
|
if (width > maxWidth - 0.5) {
|
|
width = maxWidth;
|
|
}
|
|
|
|
if (height > maxHeight - 0.5) {
|
|
height = maxHeight;
|
|
}
|
|
|
|
if (slide.type === "image") {
|
|
rez.top = Math.floor((maxHeight - height) * 0.5) + parseFloat($slide.css("paddingTop"));
|
|
rez.left = Math.floor((maxWidth - width) * 0.5) + parseFloat($slide.css("paddingLeft"));
|
|
} else if (slide.contentType === "video") {
|
|
// Force aspect ratio for the video
|
|
// "I say the whole world must learn of our peaceful ways… by force!"
|
|
aspectRatio = slide.opts.width && slide.opts.height ? width / height : slide.opts.ratio || 16 / 9;
|
|
|
|
if (height > width / aspectRatio) {
|
|
height = width / aspectRatio;
|
|
} else if (width > height * aspectRatio) {
|
|
width = height * aspectRatio;
|
|
}
|
|
}
|
|
|
|
rez.width = width;
|
|
rez.height = height;
|
|
|
|
return rez;
|
|
},
|
|
|
|
// Update content size and position for all slides
|
|
// ==============================================
|
|
|
|
update: function (e) {
|
|
var self = this;
|
|
|
|
$.each(self.slides, function (key, slide) {
|
|
self.updateSlide(slide, e);
|
|
});
|
|
},
|
|
|
|
// Update slide content position and size
|
|
// ======================================
|
|
|
|
updateSlide: function (slide, e) {
|
|
var self = this,
|
|
$content = slide && slide.$content,
|
|
width = slide.width || slide.opts.width,
|
|
height = slide.height || slide.opts.height,
|
|
$slide = slide.$slide;
|
|
|
|
// First, prevent caption overlap, if needed
|
|
self.adjustCaption(slide);
|
|
|
|
// Then resize content to fit inside the slide
|
|
if ($content && (width || height || slide.contentType === "video") && !slide.hasError) {
|
|
$.fancybox.stop($content);
|
|
|
|
$.fancybox.setTranslate($content, self.getFitPos(slide));
|
|
|
|
if (slide.pos === self.currPos) {
|
|
self.isAnimating = false;
|
|
|
|
self.updateCursor();
|
|
}
|
|
}
|
|
|
|
// Then some adjustments
|
|
self.adjustLayout(slide);
|
|
|
|
if ($slide.length) {
|
|
$slide.trigger("refresh");
|
|
|
|
if (slide.pos === self.currPos) {
|
|
self.$refs.toolbar
|
|
.add(self.$refs.navigation.find(".fancybox-button--arrow_right"))
|
|
.toggleClass("compensate-for-scrollbar", $slide.get(0).scrollHeight > $slide.get(0).clientHeight);
|
|
}
|
|
}
|
|
|
|
self.trigger("onUpdate", slide, e);
|
|
},
|
|
|
|
// Horizontally center slide
|
|
// =========================
|
|
|
|
centerSlide: function (duration) {
|
|
var self = this,
|
|
current = self.current,
|
|
$slide = current.$slide;
|
|
|
|
if (self.isClosing || !current) {
|
|
return;
|
|
}
|
|
|
|
$slide.siblings().css({
|
|
transform: "",
|
|
opacity: ""
|
|
});
|
|
|
|
$slide
|
|
.parent()
|
|
.children()
|
|
.removeClass("fancybox-slide--previous fancybox-slide--next");
|
|
|
|
$.fancybox.animate(
|
|
$slide, {
|
|
top: 0,
|
|
left: 0,
|
|
opacity: 1
|
|
},
|
|
duration === undefined ? 0 : duration,
|
|
function () {
|
|
// Clean up
|
|
$slide.css({
|
|
transform: "",
|
|
opacity: ""
|
|
});
|
|
|
|
if (!current.isComplete) {
|
|
self.complete();
|
|
}
|
|
},
|
|
false
|
|
);
|
|
},
|
|
|
|
// Check if current slide is moved (swiped)
|
|
// ========================================
|
|
|
|
isMoved: function (slide) {
|
|
var current = slide || this.current,
|
|
slidePos,
|
|
stagePos;
|
|
|
|
if (!current) {
|
|
return false;
|
|
}
|
|
|
|
stagePos = $.fancybox.getTranslate(this.$refs.stage);
|
|
slidePos = $.fancybox.getTranslate(current.$slide);
|
|
|
|
return (
|
|
!current.$slide.hasClass("fancybox-animated") &&
|
|
(Math.abs(slidePos.top - stagePos.top) > 0.5 || Math.abs(slidePos.left - stagePos.left) > 0.5)
|
|
);
|
|
},
|
|
|
|
// Update cursor style depending if content can be zoomed
|
|
// ======================================================
|
|
|
|
updateCursor: function (nextWidth, nextHeight) {
|
|
var self = this,
|
|
current = self.current,
|
|
$container = self.$refs.container,
|
|
canPan,
|
|
isZoomable;
|
|
|
|
if (!current || self.isClosing || !self.Guestures) {
|
|
return;
|
|
}
|
|
|
|
$container.removeClass("fancybox-is-zoomable fancybox-can-zoomIn fancybox-can-zoomOut fancybox-can-swipe fancybox-can-pan");
|
|
|
|
canPan = self.canPan(nextWidth, nextHeight);
|
|
|
|
isZoomable = canPan ? true : self.isZoomable();
|
|
|
|
$container.toggleClass("fancybox-is-zoomable", isZoomable);
|
|
|
|
$("[data-fancybox-zoom]").prop("disabled", !isZoomable);
|
|
|
|
if (canPan) {
|
|
$container.addClass("fancybox-can-pan");
|
|
} else if (
|
|
isZoomable &&
|
|
(current.opts.clickContent === "zoom" || ($.isFunction(current.opts.clickContent) && current.opts.clickContent(current) == "zoom"))
|
|
) {
|
|
$container.addClass("fancybox-can-zoomIn");
|
|
} else if (current.opts.touch && (current.opts.touch.vertical || self.group.length > 1) && current.contentType !== "video") {
|
|
$container.addClass("fancybox-can-swipe");
|
|
}
|
|
},
|
|
|
|
// Check if current slide is zoomable
|
|
// ==================================
|
|
|
|
isZoomable: function () {
|
|
var self = this,
|
|
current = self.current,
|
|
fitPos;
|
|
|
|
// Assume that slide is zoomable if:
|
|
// - image is still loading
|
|
// - actual size of the image is smaller than available area
|
|
if (current && !self.isClosing && current.type === "image" && !current.hasError) {
|
|
if (!current.isLoaded) {
|
|
return true;
|
|
}
|
|
|
|
fitPos = self.getFitPos(current);
|
|
|
|
if (fitPos && (current.width > fitPos.width || current.height > fitPos.height)) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
// Check if current image dimensions are smaller than actual
|
|
// =========================================================
|
|
|
|
isScaledDown: function (nextWidth, nextHeight) {
|
|
var self = this,
|
|
rez = false,
|
|
current = self.current,
|
|
$content = current.$content;
|
|
|
|
if (nextWidth !== undefined && nextHeight !== undefined) {
|
|
rez = nextWidth < current.width && nextHeight < current.height;
|
|
} else if ($content) {
|
|
rez = $.fancybox.getTranslate($content);
|
|
rez = rez.width < current.width && rez.height < current.height;
|
|
}
|
|
|
|
return rez;
|
|
},
|
|
|
|
// Check if image dimensions exceed parent element
|
|
// ===============================================
|
|
|
|
canPan: function (nextWidth, nextHeight) {
|
|
var self = this,
|
|
current = self.current,
|
|
pos = null,
|
|
rez = false;
|
|
|
|
if (current.type === "image" && (current.isComplete || (nextWidth && nextHeight)) && !current.hasError) {
|
|
rez = self.getFitPos(current);
|
|
|
|
if (nextWidth !== undefined && nextHeight !== undefined) {
|
|
pos = {
|
|
width: nextWidth,
|
|
height: nextHeight
|
|
};
|
|
} else if (current.isComplete) {
|
|
pos = $.fancybox.getTranslate(current.$content);
|
|
}
|
|
|
|
if (pos && rez) {
|
|
rez = Math.abs(pos.width - rez.width) > 1.5 || Math.abs(pos.height - rez.height) > 1.5;
|
|
}
|
|
}
|
|
|
|
return rez;
|
|
},
|
|
|
|
// Load content into the slide
|
|
// ===========================
|
|
|
|
loadSlide: function (slide) {
|
|
var self = this,
|
|
type,
|
|
$slide,
|
|
ajaxLoad;
|
|
|
|
if (slide.isLoading || slide.isLoaded) {
|
|
return;
|
|
}
|
|
|
|
slide.isLoading = true;
|
|
|
|
if (self.trigger("beforeLoad", slide) === false) {
|
|
slide.isLoading = false;
|
|
|
|
return false;
|
|
}
|
|
|
|
type = slide.type;
|
|
$slide = slide.$slide;
|
|
|
|
$slide
|
|
.off("refresh")
|
|
.trigger("onReset")
|
|
.addClass(slide.opts.slideClass);
|
|
|
|
// Create content depending on the type
|
|
switch (type) {
|
|
case "image":
|
|
self.setImage(slide);
|
|
|
|
break;
|
|
|
|
case "iframe":
|
|
self.setIframe(slide);
|
|
|
|
break;
|
|
|
|
case "html":
|
|
self.setContent(slide, slide.src || slide.content);
|
|
|
|
break;
|
|
|
|
case "video":
|
|
self.setContent(
|
|
slide,
|
|
slide.opts.video.tpl
|
|
.replace(/\{\{src\}\}/gi, slide.src)
|
|
.replace("{{format}}", slide.opts.videoFormat || slide.opts.video.format || "")
|
|
.replace("{{poster}}", slide.thumb || "")
|
|
);
|
|
|
|
break;
|
|
|
|
case "inline":
|
|
if ($(slide.src).length) {
|
|
self.setContent(slide, $(slide.src));
|
|
} else {
|
|
self.setError(slide);
|
|
}
|
|
|
|
break;
|
|
|
|
case "ajax":
|
|
self.showLoading(slide);
|
|
|
|
ajaxLoad = $.ajax(
|
|
$.extend({}, slide.opts.ajax.settings, {
|
|
url: slide.src,
|
|
success: function (data, textStatus) {
|
|
if (textStatus === "success") {
|
|
self.setContent(slide, data);
|
|
}
|
|
},
|
|
error: function (jqXHR, textStatus) {
|
|
if (jqXHR && textStatus !== "abort") {
|
|
self.setError(slide);
|
|
}
|
|
}
|
|
})
|
|
);
|
|
|
|
$slide.one("onReset", function () {
|
|
ajaxLoad.abort();
|
|
});
|
|
|
|
break;
|
|
|
|
default:
|
|
self.setError(slide);
|
|
|
|
break;
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
// Use thumbnail image, if possible
|
|
// ================================
|
|
|
|
setImage: function (slide) {
|
|
var self = this,
|
|
ghost;
|
|
|
|
// Check if need to show loading icon
|
|
setTimeout(function () {
|
|
var $img = slide.$image;
|
|
|
|
if (!self.isClosing && slide.isLoading && (!$img || !$img.length || !$img[0].complete) && !slide.hasError) {
|
|
self.showLoading(slide);
|
|
}
|
|
}, 50);
|
|
|
|
//Check if image has srcset
|
|
self.checkSrcset(slide);
|
|
|
|
// This will be wrapper containing both ghost and actual image
|
|
slide.$content = $('<div class="fancybox-content"></div>')
|
|
.addClass("fancybox-is-hidden")
|
|
.appendTo(slide.$slide.addClass("fancybox-slide--image"));
|
|
|
|
// If we have a thumbnail, we can display it while actual image is loading
|
|
// Users will not stare at black screen and actual image will appear gradually
|
|
if (slide.opts.preload !== false && slide.opts.width && slide.opts.height && slide.thumb) {
|
|
slide.width = slide.opts.width;
|
|
slide.height = slide.opts.height;
|
|
|
|
ghost = document.createElement("img");
|
|
|
|
ghost.onerror = function () {
|
|
$(this).remove();
|
|
|
|
slide.$ghost = null;
|
|
};
|
|
|
|
ghost.onload = function () {
|
|
self.afterLoad(slide);
|
|
};
|
|
|
|
slide.$ghost = $(ghost)
|
|
.addClass("fancybox-image")
|
|
.appendTo(slide.$content)
|
|
.attr("src", slide.thumb);
|
|
}
|
|
|
|
// Start loading actual image
|
|
self.setBigImage(slide);
|
|
},
|
|
|
|
// Check if image has srcset and get the source
|
|
// ============================================
|
|
checkSrcset: function (slide) {
|
|
var srcset = slide.opts.srcset || slide.opts.image.srcset,
|
|
found,
|
|
temp,
|
|
pxRatio,
|
|
windowWidth;
|
|
|
|
// If we have "srcset", then we need to find first matching "src" value.
|
|
// This is necessary, because when you set an src attribute, the browser will preload the image
|
|
// before any javascript or even CSS is applied.
|
|
if (srcset) {
|
|
pxRatio = window.devicePixelRatio || 1;
|
|
windowWidth = window.innerWidth * pxRatio;
|
|
|
|
temp = srcset.split(",").map(function (el) {
|
|
var ret = {};
|
|
|
|
el.trim()
|
|
.split(/\s+/)
|
|
.forEach(function (el, i) {
|
|
var value = parseInt(el.substring(0, el.length - 1), 10);
|
|
|
|
if (i === 0) {
|
|
return (ret.url = el);
|
|
}
|
|
|
|
if (value) {
|
|
ret.value = value;
|
|
ret.postfix = el[el.length - 1];
|
|
}
|
|
});
|
|
|
|
return ret;
|
|
});
|
|
|
|
// Sort by value
|
|
temp.sort(function (a, b) {
|
|
return a.value - b.value;
|
|
});
|
|
|
|
// Ok, now we have an array of all srcset values
|
|
for (var j = 0; j < temp.length; j++) {
|
|
var el = temp[j];
|
|
|
|
if ((el.postfix === "w" && el.value >= windowWidth) || (el.postfix === "x" && el.value >= pxRatio)) {
|
|
found = el;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// If not found, take the last one
|
|
if (!found && temp.length) {
|
|
found = temp[temp.length - 1];
|
|
}
|
|
|
|
if (found) {
|
|
slide.src = found.url;
|
|
|
|
// If we have default width/height values, we can calculate height for matching source
|
|
if (slide.width && slide.height && found.postfix == "w") {
|
|
slide.height = (slide.width / slide.height) * found.value;
|
|
slide.width = found.value;
|
|
}
|
|
|
|
slide.opts.srcset = srcset;
|
|
}
|
|
}
|
|
},
|
|
|
|
// Create full-size image
|
|
// ======================
|
|
|
|
setBigImage: function (slide) {
|
|
var self = this,
|
|
img = document.createElement("img"),
|
|
$img = $(img);
|
|
|
|
slide.$image = $img
|
|
.one("error", function () {
|
|
self.setError(slide);
|
|
})
|
|
.one("load", function () {
|
|
var sizes;
|
|
|
|
if (!slide.$ghost) {
|
|
self.resolveImageSlideSize(slide, this.naturalWidth, this.naturalHeight);
|
|
|
|
self.afterLoad(slide);
|
|
}
|
|
|
|
if (self.isClosing) {
|
|
return;
|
|
}
|
|
|
|
if (slide.opts.srcset) {
|
|
sizes = slide.opts.sizes;
|
|
|
|
if (!sizes || sizes === "auto") {
|
|
sizes =
|
|
(slide.width / slide.height > 1 && $W.width() / $W.height() > 1 ? "100" : Math.round((slide.width / slide.height) * 100)) +
|
|
"vw";
|
|
}
|
|
|
|
$img.attr("sizes", sizes).attr("srcset", slide.opts.srcset);
|
|
}
|
|
|
|
// Hide temporary image after some delay
|
|
if (slide.$ghost) {
|
|
setTimeout(function () {
|
|
if (slide.$ghost && !self.isClosing) {
|
|
slide.$ghost.hide();
|
|
}
|
|
}, Math.min(300, Math.max(1000, slide.height / 1600)));
|
|
}
|
|
|
|
self.hideLoading(slide);
|
|
})
|
|
.addClass("fancybox-image")
|
|
.attr("src", slide.src)
|
|
.appendTo(slide.$content);
|
|
|
|
if ((img.complete || img.readyState == "complete") && $img.naturalWidth && $img.naturalHeight) {
|
|
$img.trigger("load");
|
|
} else if (img.error) {
|
|
$img.trigger("error");
|
|
}
|
|
},
|
|
|
|
// Computes the slide size from image size and maxWidth/maxHeight
|
|
// ==============================================================
|
|
|
|
resolveImageSlideSize: function (slide, imgWidth, imgHeight) {
|
|
var maxWidth = parseInt(slide.opts.width, 10),
|
|
maxHeight = parseInt(slide.opts.height, 10);
|
|
|
|
// Sets the default values from the image
|
|
slide.width = imgWidth;
|
|
slide.height = imgHeight;
|
|
|
|
if (maxWidth > 0) {
|
|
slide.width = maxWidth;
|
|
slide.height = Math.floor((maxWidth * imgHeight) / imgWidth);
|
|
}
|
|
|
|
if (maxHeight > 0) {
|
|
slide.width = Math.floor((maxHeight * imgWidth) / imgHeight);
|
|
slide.height = maxHeight;
|
|
}
|
|
},
|
|
|
|
// Create iframe wrapper, iframe and bindings
|
|
// ==========================================
|
|
|
|
setIframe: function (slide) {
|
|
var self = this,
|
|
opts = slide.opts.iframe,
|
|
$slide = slide.$slide,
|
|
$iframe;
|
|
|
|
slide.$content = $('<div class="fancybox-content' + (opts.preload ? " fancybox-is-hidden" : "") + '"></div>')
|
|
.css(opts.css)
|
|
.appendTo($slide);
|
|
|
|
$slide.addClass("fancybox-slide--" + slide.contentType);
|
|
|
|
slide.$iframe = $iframe = $(opts.tpl.replace(/\{rnd\}/g, new Date().getTime()))
|
|
.attr(opts.attr)
|
|
.appendTo(slide.$content);
|
|
|
|
if (opts.preload) {
|
|
self.showLoading(slide);
|
|
|
|
// Unfortunately, it is not always possible to determine if iframe is successfully loaded
|
|
// (due to browser security policy)
|
|
|
|
$iframe.on("load.fb error.fb", function (e) {
|
|
this.isReady = 1;
|
|
|
|
slide.$slide.trigger("refresh");
|
|
|
|
self.afterLoad(slide);
|
|
});
|
|
|
|
// Recalculate iframe content size
|
|
// ===============================
|
|
|
|
$slide.on("refresh.fb", function () {
|
|
var $content = slide.$content,
|
|
frameWidth = opts.css.width,
|
|
frameHeight = opts.css.height,
|
|
$contents,
|
|
$body;
|
|
|
|
if ($iframe[0].isReady !== 1) {
|
|
return;
|
|
}
|
|
|
|
try {
|
|
$contents = $iframe.contents();
|
|
$body = $contents.find("body");
|
|
} catch (ignore) {}
|
|
|
|
// Calculate content dimensions, if it is accessible
|
|
if ($body && $body.length && $body.children().length) {
|
|
// Avoid scrolling to top (if multiple instances)
|
|
$slide.css("overflow", "visible");
|
|
|
|
$content.css({
|
|
width: "100%",
|
|
"max-width": "100%",
|
|
height: "9999px"
|
|
});
|
|
|
|
if (frameWidth === undefined) {
|
|
frameWidth = Math.ceil(Math.max($body[0].clientWidth, $body.outerWidth(true)));
|
|
}
|
|
|
|
$content.css("width", frameWidth ? frameWidth : "").css("max-width", "");
|
|
|
|
if (frameHeight === undefined) {
|
|
frameHeight = Math.ceil(Math.max($body[0].clientHeight, $body.outerHeight(true)));
|
|
}
|
|
|
|
$content.css("height", frameHeight ? frameHeight : "");
|
|
|
|
$slide.css("overflow", "auto");
|
|
}
|
|
|
|
$content.removeClass("fancybox-is-hidden");
|
|
});
|
|
} else {
|
|
self.afterLoad(slide);
|
|
}
|
|
|
|
$iframe.attr("src", slide.src);
|
|
|
|
// Remove iframe if closing or changing gallery item
|
|
$slide.one("onReset", function () {
|
|
// This helps IE not to throw errors when closing
|
|
try {
|
|
$(this)
|
|
.find("iframe")
|
|
.hide()
|
|
.unbind()
|
|
.attr("src", "//about:blank");
|
|
} catch (ignore) {}
|
|
|
|
$(this)
|
|
.off("refresh.fb")
|
|
.empty();
|
|
|
|
slide.isLoaded = false;
|
|
slide.isRevealed = false;
|
|
});
|
|
},
|
|
|
|
// Wrap and append content to the slide
|
|
// ======================================
|
|
|
|
setContent: function (slide, content) {
|
|
var self = this;
|
|
|
|
if (self.isClosing) {
|
|
return;
|
|
}
|
|
|
|
self.hideLoading(slide);
|
|
|
|
if (slide.$content) {
|
|
$.fancybox.stop(slide.$content);
|
|
}
|
|
|
|
slide.$slide.empty();
|
|
|
|
// If content is a jQuery object, then it will be moved to the slide.
|
|
// The placeholder is created so we will know where to put it back.
|
|
if (isQuery(content) && content.parent().length) {
|
|
// Make sure content is not already moved to fancyBox
|
|
if (content.hasClass("fancybox-content") || content.parent().hasClass("fancybox-content")) {
|
|
content.parents(".fancybox-slide").trigger("onReset");
|
|
}
|
|
|
|
// Create temporary element marking original place of the content
|
|
slide.$placeholder = $("<div>")
|
|
.hide()
|
|
.insertAfter(content);
|
|
|
|
// Make sure content is visible
|
|
content.css("display", "inline-block");
|
|
} else if (!slide.hasError) {
|
|
// If content is just a plain text, try to convert it to html
|
|
if ($.type(content) === "string") {
|
|
content = $("<div>")
|
|
.append($.trim(content))
|
|
.contents();
|
|
}
|
|
|
|
// If "filter" option is provided, then filter content
|
|
if (slide.opts.filter) {
|
|
content = $("<div>")
|
|
.html(content)
|
|
.find(slide.opts.filter);
|
|
}
|
|
}
|
|
|
|
slide.$slide.one("onReset", function () {
|
|
// Pause all html5 video/audio
|
|
$(this)
|
|
.find("video,audio")
|
|
.trigger("pause");
|
|
|
|
// Put content back
|
|
if (slide.$placeholder) {
|
|
slide.$placeholder.after(content.removeClass("fancybox-content").hide()).remove();
|
|
|
|
slide.$placeholder = null;
|
|
}
|
|
|
|
// Remove custom close button
|
|
if (slide.$smallBtn) {
|
|
slide.$smallBtn.remove();
|
|
|
|
slide.$smallBtn = null;
|
|
}
|
|
|
|
// Remove content and mark slide as not loaded
|
|
if (!slide.hasError) {
|
|
$(this).empty();
|
|
|
|
slide.isLoaded = false;
|
|
slide.isRevealed = false;
|
|
}
|
|
});
|
|
|
|
$(content).appendTo(slide.$slide);
|
|
|
|
if ($(content).is("video,audio")) {
|
|
$(content).addClass("fancybox-video");
|
|
|
|
$(content).wrap("<div></div>");
|
|
|
|
slide.contentType = "video";
|
|
|
|
slide.opts.width = slide.opts.width || $(content).attr("width");
|
|
slide.opts.height = slide.opts.height || $(content).attr("height");
|
|
}
|
|
|
|
slide.$content = slide.$slide
|
|
.children()
|
|
.filter("div,form,main,video,audio,article,.fancybox-content")
|
|
.first();
|
|
|
|
slide.$content.siblings().hide();
|
|
|
|
// Re-check if there is a valid content
|
|
// (in some cases, ajax response can contain various elements or plain text)
|
|
if (!slide.$content.length) {
|
|
slide.$content = slide.$slide
|
|
.wrapInner("<div></div>")
|
|
.children()
|
|
.first();
|
|
}
|
|
|
|
slide.$content.addClass("fancybox-content");
|
|
|
|
slide.$slide.addClass("fancybox-slide--" + slide.contentType);
|
|
|
|
self.afterLoad(slide);
|
|
},
|
|
|
|
// Display error message
|
|
// =====================
|
|
|
|
setError: function (slide) {
|
|
slide.hasError = true;
|
|
|
|
slide.$slide
|
|
.trigger("onReset")
|
|
.removeClass("fancybox-slide--" + slide.contentType)
|
|
.addClass("fancybox-slide--error");
|
|
|
|
slide.contentType = "html";
|
|
|
|
this.setContent(slide, this.translate(slide, slide.opts.errorTpl));
|
|
|
|
if (slide.pos === this.currPos) {
|
|
this.isAnimating = false;
|
|
}
|
|
},
|
|
|
|
// Show loading icon inside the slide
|
|
// ==================================
|
|
|
|
showLoading: function (slide) {
|
|
var self = this;
|
|
|
|
slide = slide || self.current;
|
|
|
|
if (slide && !slide.$spinner) {
|
|
slide.$spinner = $(self.translate(self, self.opts.spinnerTpl))
|
|
.appendTo(slide.$slide)
|
|
.hide()
|
|
.fadeIn("fast");
|
|
}
|
|
},
|
|
|
|
// Remove loading icon from the slide
|
|
// ==================================
|
|
|
|
hideLoading: function (slide) {
|
|
var self = this;
|
|
|
|
slide = slide || self.current;
|
|
|
|
if (slide && slide.$spinner) {
|
|
slide.$spinner.stop().remove();
|
|
|
|
delete slide.$spinner;
|
|
}
|
|
},
|
|
|
|
// Adjustments after slide content has been loaded
|
|
// ===============================================
|
|
|
|
afterLoad: function (slide) {
|
|
var self = this;
|
|
|
|
if (self.isClosing) {
|
|
return;
|
|
}
|
|
|
|
slide.isLoading = false;
|
|
slide.isLoaded = true;
|
|
|
|
self.trigger("afterLoad", slide);
|
|
|
|
self.hideLoading(slide);
|
|
|
|
// Add small close button
|
|
if (slide.opts.smallBtn && (!slide.$smallBtn || !slide.$smallBtn.length)) {
|
|
slide.$smallBtn = $(self.translate(slide, slide.opts.btnTpl.smallBtn)).appendTo(slide.$content);
|
|
}
|
|
|
|
// Disable right click
|
|
if (slide.opts.protect && slide.$content && !slide.hasError) {
|
|
slide.$content.on("contextmenu.fb", function (e) {
|
|
if (e.button == 2) {
|
|
e.preventDefault();
|
|
}
|
|
|
|
return true;
|
|
});
|
|
|
|
// Add fake element on top of the image
|
|
// This makes a bit harder for user to select image
|
|
if (slide.type === "image") {
|
|
$('<div class="fancybox-spaceball"></div>').appendTo(slide.$content);
|
|
}
|
|
}
|
|
|
|
self.adjustCaption(slide);
|
|
|
|
self.adjustLayout(slide);
|
|
|
|
if (slide.pos === self.currPos) {
|
|
self.updateCursor();
|
|
}
|
|
|
|
self.revealContent(slide);
|
|
},
|
|
|
|
// Prevent caption overlap,
|
|
// fix css inconsistency across browsers
|
|
// =====================================
|
|
|
|
adjustCaption: function (slide) {
|
|
var self = this,
|
|
current = slide || self.current,
|
|
caption = current.opts.caption,
|
|
preventOverlap = current.opts.preventCaptionOverlap,
|
|
$caption = self.$refs.caption,
|
|
$clone,
|
|
captionH = false;
|
|
|
|
$caption.toggleClass("fancybox-caption--separate", preventOverlap);
|
|
|
|
if (preventOverlap && caption && caption.length) {
|
|
if (current.pos !== self.currPos) {
|
|
$clone = $caption.clone().appendTo($caption.parent());
|
|
|
|
$clone
|
|
.children()
|
|
.eq(0)
|
|
.empty()
|
|
.html(caption);
|
|
|
|
captionH = $clone.outerHeight(true);
|
|
|
|
$clone.empty().remove();
|
|
} else if (self.$caption) {
|
|
captionH = self.$caption.outerHeight(true);
|
|
}
|
|
|
|
current.$slide.css("padding-bottom", captionH || "");
|
|
}
|
|
},
|
|
|
|
// Simple hack to fix inconsistency across browsers, described here (affects Edge, too):
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=748518
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// ====================================================================================
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adjustLayout: function (slide) {
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var self = this,
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current = slide || self.current,
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scrollHeight,
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marginBottom,
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inlinePadding,
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actualPadding;
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|
if (current.isLoaded && current.opts.disableLayoutFix !== true) {
|
|
current.$content.css("margin-bottom", "");
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|
|
|
// If we would always set margin-bottom for the content,
|
|
// then it would potentially break vertical align
|
|
if (current.$content.outerHeight() > current.$slide.height() + 0.5) {
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|
inlinePadding = current.$slide[0].style["padding-bottom"];
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actualPadding = current.$slide.css("padding-bottom");
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if (parseFloat(actualPadding) > 0) {
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|
scrollHeight = current.$slide[0].scrollHeight;
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current.$slide.css("padding-bottom", 0);
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if (Math.abs(scrollHeight - current.$slide[0].scrollHeight) < 1) {
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marginBottom = actualPadding;
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}
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current.$slide.css("padding-bottom", inlinePadding);
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}
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}
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current.$content.css("margin-bottom", marginBottom);
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}
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},
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// Make content visible
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// This method is called right after content has been loaded or
|
|
// user navigates gallery and transition should start
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// ============================================================
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revealContent: function (slide) {
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var self = this,
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$slide = slide.$slide,
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end = false,
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start = false,
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isMoved = self.isMoved(slide),
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isRevealed = slide.isRevealed,
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effect,
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effectClassName,
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duration,
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opacity;
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slide.isRevealed = true;
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effect = slide.opts[self.firstRun ? "animationEffect" : "transitionEffect"];
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duration = slide.opts[self.firstRun ? "animationDuration" : "transitionDuration"];
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duration = parseInt(slide.forcedDuration === undefined ? duration : slide.forcedDuration, 10);
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if (isMoved || slide.pos !== self.currPos || !duration) {
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effect = false;
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}
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// Check if can zoom
|
|
if (effect === "zoom") {
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if (slide.pos === self.currPos && duration && slide.type === "image" && !slide.hasError && (start = self.getThumbPos(slide))) {
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end = self.getFitPos(slide);
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} else {
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effect = "fade";
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}
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}
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// Zoom animation
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// ==============
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if (effect === "zoom") {
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self.isAnimating = true;
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end.scaleX = end.width / start.width;
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end.scaleY = end.height / start.height;
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// Check if we need to animate opacity
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opacity = slide.opts.zoomOpacity;
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if (opacity == "auto") {
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opacity = Math.abs(slide.width / slide.height - start.width / start.height) > 0.1;
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}
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if (opacity) {
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start.opacity = 0.1;
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end.opacity = 1;
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}
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// Draw image at start position
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$.fancybox.setTranslate(slide.$content.removeClass("fancybox-is-hidden"), start);
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forceRedraw(slide.$content);
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// Start animation
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$.fancybox.animate(slide.$content, end, duration, function () {
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self.isAnimating = false;
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self.complete();
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});
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return;
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}
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self.updateSlide(slide);
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// Simply show content if no effect
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// ================================
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if (!effect) {
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slide.$content.removeClass("fancybox-is-hidden");
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|
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if (!isRevealed && isMoved && slide.type === "image" && !slide.hasError) {
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slide.$content.hide().fadeIn("fast");
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}
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|
|
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if (slide.pos === self.currPos) {
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self.complete();
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}
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return;
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}
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// Prepare for CSS transiton
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// =========================
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$.fancybox.stop($slide);
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//effectClassName = "fancybox-animated fancybox-slide--" + (slide.pos >= self.prevPos ? "next" : "previous") + " fancybox-fx-" + effect;
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effectClassName = "fancybox-slide--" + (slide.pos >= self.prevPos ? "next" : "previous") + " fancybox-animated fancybox-fx-" + effect;
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$slide.addClass(effectClassName).removeClass("fancybox-slide--current"); //.addClass(effectClassName);
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slide.$content.removeClass("fancybox-is-hidden");
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|
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// Force reflow
|
|
forceRedraw($slide);
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|
|
|
if (slide.type !== "image") {
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slide.$content.hide().show(0);
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|
}
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$.fancybox.animate(
|
|
$slide,
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"fancybox-slide--current",
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duration,
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function () {
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|
$slide.removeClass(effectClassName).css({
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transform: "",
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|
opacity: ""
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|
});
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|
|
|
if (slide.pos === self.currPos) {
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|
self.complete();
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|
}
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},
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true
|
|
);
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},
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|
|
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// Check if we can and have to zoom from thumbnail
|
|
//================================================
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|
|
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getThumbPos: function (slide) {
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|
var rez = false,
|
|
$thumb = slide.$thumb,
|
|
thumbPos,
|
|
btw,
|
|
brw,
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bbw,
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blw;
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|
|
if (!$thumb || !inViewport($thumb[0])) {
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|
return false;
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|
}
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thumbPos = $.fancybox.getTranslate($thumb);
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btw = parseFloat($thumb.css("border-top-width") || 0);
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brw = parseFloat($thumb.css("border-right-width") || 0);
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bbw = parseFloat($thumb.css("border-bottom-width") || 0);
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|
blw = parseFloat($thumb.css("border-left-width") || 0);
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rez = {
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top: thumbPos.top + btw,
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left: thumbPos.left + blw,
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width: thumbPos.width - brw - blw,
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height: thumbPos.height - btw - bbw,
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scaleX: 1,
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|
scaleY: 1
|
|
};
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|
|
|
return thumbPos.width > 0 && thumbPos.height > 0 ? rez : false;
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|
},
|
|
|
|
// Final adjustments after current gallery item is moved to position
|
|
// and it`s content is loaded
|
|
// ==================================================================
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|
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|
complete: function () {
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|
var self = this,
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|
current = self.current,
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|
slides = {},
|
|
$el;
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|
|
|
if (self.isMoved() || !current.isLoaded) {
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|
return;
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|
}
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|
|
|
if (!current.isComplete) {
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|
current.isComplete = true;
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|
|
current.$slide.siblings().trigger("onReset");
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|
|
self.preload("inline");
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|
|
// Trigger any CSS transiton inside the slide
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|
forceRedraw(current.$slide);
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|
|
|
current.$slide.addClass("fancybox-slide--complete");
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|
|
|
// Remove unnecessary slides
|
|
$.each(self.slides, function (key, slide) {
|
|
if (slide.pos >= self.currPos - 1 && slide.pos <= self.currPos + 1) {
|
|
slides[slide.pos] = slide;
|
|
} else if (slide) {
|
|
$.fancybox.stop(slide.$slide);
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|
|
slide.$slide.off().remove();
|
|
}
|
|
});
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|
|
|
self.slides = slides;
|
|
}
|
|
|
|
self.isAnimating = false;
|
|
|
|
self.updateCursor();
|
|
|
|
self.trigger("afterShow");
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|
|
|
// Autoplay first html5 video/audio
|
|
if (!!current.opts.video.autoStart) {
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|
current.$slide
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|
.find("video,audio")
|
|
.filter(":visible:first")
|
|
.trigger("play")
|
|
.one("ended", function () {
|
|
if (Document.exitFullscreen) {
|
|
Document.exitFullscreen();
|
|
} else if (this.webkitExitFullscreen) {
|
|
this.webkitExitFullscreen();
|
|
}
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|
|
self.next();
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|
});
|
|
}
|
|
|
|
// Try to focus on the first focusable element
|
|
if (current.opts.autoFocus && current.contentType === "html") {
|
|
// Look for the first input with autofocus attribute
|
|
$el = current.$content.find("input[autofocus]:enabled:visible:first");
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|
|
|
if ($el.length) {
|
|
$el.trigger("focus");
|
|
} else {
|
|
self.focus(null, true);
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|
}
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|
}
|
|
|
|
// Avoid jumping
|
|
current.$slide.scrollTop(0).scrollLeft(0);
|
|
},
|
|
|
|
// Preload next and previous slides
|
|
// ================================
|
|
|
|
preload: function (type) {
|
|
var self = this,
|
|
prev,
|
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next;
|
|
|
|
if (self.group.length < 2) {
|
|
return;
|
|
}
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|
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next = self.slides[self.currPos + 1];
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|
prev = self.slides[self.currPos - 1];
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|
|
if (prev && prev.type === type) {
|
|
self.loadSlide(prev);
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|
}
|
|
|
|
if (next && next.type === type) {
|
|
self.loadSlide(next);
|
|
}
|
|
},
|
|
|
|
// Try to find and focus on the first focusable element
|
|
// ====================================================
|
|
|
|
focus: function (e, firstRun) {
|
|
var self = this,
|
|
focusableStr = [
|
|
"a[href]",
|
|
"area[href]",
|
|
'input:not([disabled]):not([type="hidden"]):not([aria-hidden])',
|
|
"select:not([disabled]):not([aria-hidden])",
|
|
"textarea:not([disabled]):not([aria-hidden])",
|
|
"button:not([disabled]):not([aria-hidden])",
|
|
"iframe",
|
|
"object",
|
|
"embed",
|
|
"video",
|
|
"audio",
|
|
"[contenteditable]",
|
|
'[tabindex]:not([tabindex^="-"])'
|
|
].join(","),
|
|
focusableItems,
|
|
focusedItemIndex;
|
|
|
|
if (self.isClosing) {
|
|
return;
|
|
}
|
|
|
|
if (e || !self.current || !self.current.isComplete) {
|
|
// Focus on any element inside fancybox
|
|
focusableItems = self.$refs.container.find("*:visible");
|
|
} else {
|
|
// Focus inside current slide
|
|
focusableItems = self.current.$slide.find("*:visible" + (firstRun ? ":not(.fancybox-close-small)" : ""));
|
|
}
|
|
|
|
focusableItems = focusableItems.filter(focusableStr).filter(function () {
|
|
return $(this).css("visibility") !== "hidden" && !$(this).hasClass("disabled");
|
|
});
|
|
|
|
if (focusableItems.length) {
|
|
focusedItemIndex = focusableItems.index(document.activeElement);
|
|
|
|
if (e && e.shiftKey) {
|
|
// Back tab
|
|
if (focusedItemIndex < 0 || focusedItemIndex == 0) {
|
|
e.preventDefault();
|
|
|
|
focusableItems.eq(focusableItems.length - 1).trigger("focus");
|
|
}
|
|
} else {
|
|
// Outside or Forward tab
|
|
if (focusedItemIndex < 0 || focusedItemIndex == focusableItems.length - 1) {
|
|
if (e) {
|
|
e.preventDefault();
|
|
}
|
|
|
|
focusableItems.eq(0).trigger("focus");
|
|
}
|
|
}
|
|
} else {
|
|
self.$refs.container.trigger("focus");
|
|
}
|
|
},
|
|
|
|
// Activates current instance - brings container to the front and enables keyboard,
|
|
// notifies other instances about deactivating
|
|
// =================================================================================
|
|
|
|
activate: function () {
|
|
var self = this;
|
|
|
|
// Deactivate all instances
|
|
$(".fancybox-container").each(function () {
|
|
var instance = $(this).data("FancyBox");
|
|
|
|
// Skip self and closing instances
|
|
if (instance && instance.id !== self.id && !instance.isClosing) {
|
|
instance.trigger("onDeactivate");
|
|
|
|
instance.removeEvents();
|
|
|
|
instance.isVisible = false;
|
|
}
|
|
});
|
|
|
|
self.isVisible = true;
|
|
|
|
if (self.current || self.isIdle) {
|
|
self.update();
|
|
|
|
self.updateControls();
|
|
}
|
|
|
|
self.trigger("onActivate");
|
|
|
|
self.addEvents();
|
|
},
|
|
|
|
// Start closing procedure
|
|
// This will start "zoom-out" animation if needed and clean everything up afterwards
|
|
// =================================================================================
|
|
|
|
close: function (e, d) {
|
|
var self = this,
|
|
current = self.current,
|
|
effect,
|
|
duration,
|
|
$content,
|
|
domRect,
|
|
opacity,
|
|
start,
|
|
end;
|
|
|
|
var done = function () {
|
|
self.cleanUp(e);
|
|
};
|
|
|
|
if (self.isClosing) {
|
|
return false;
|
|
}
|
|
|
|
self.isClosing = true;
|
|
|
|
// If beforeClose callback prevents closing, make sure content is centered
|
|
if (self.trigger("beforeClose", e) === false) {
|
|
self.isClosing = false;
|
|
|
|
requestAFrame(function () {
|
|
self.update();
|
|
});
|
|
|
|
return false;
|
|
}
|
|
|
|
// Remove all events
|
|
// If there are multiple instances, they will be set again by "activate" method
|
|
self.removeEvents();
|
|
|
|
$content = current.$content;
|
|
effect = current.opts.animationEffect;
|
|
duration = $.isNumeric(d) ? d : effect ? current.opts.animationDuration : 0;
|
|
|
|
current.$slide.removeClass("fancybox-slide--complete fancybox-slide--next fancybox-slide--previous fancybox-animated");
|
|
|
|
if (e !== true) {
|
|
$.fancybox.stop(current.$slide);
|
|
} else {
|
|
effect = false;
|
|
}
|
|
|
|
// Remove other slides
|
|
current.$slide
|
|
.siblings()
|
|
.trigger("onReset")
|
|
.remove();
|
|
|
|
// Trigger animations
|
|
if (duration) {
|
|
self.$refs.container
|
|
.removeClass("fancybox-is-open")
|
|
.addClass("fancybox-is-closing")
|
|
.css("transition-duration", duration + "ms");
|
|
}
|
|
|
|
// Clean up
|
|
self.hideLoading(current);
|
|
|
|
self.hideControls(true);
|
|
|
|
self.updateCursor();
|
|
|
|
// Check if possible to zoom-out
|
|
if (
|
|
effect === "zoom" &&
|
|
!($content && duration && current.type === "image" && !self.isMoved() && !current.hasError && (end = self.getThumbPos(current)))
|
|
) {
|
|
effect = "fade";
|
|
}
|
|
|
|
if (effect === "zoom") {
|
|
$.fancybox.stop($content);
|
|
|
|
domRect = $.fancybox.getTranslate($content);
|
|
|
|
start = {
|
|
top: domRect.top,
|
|
left: domRect.left,
|
|
scaleX: domRect.width / end.width,
|
|
scaleY: domRect.height / end.height,
|
|
width: end.width,
|
|
height: end.height
|
|
};
|
|
|
|
// Check if we need to animate opacity
|
|
opacity = current.opts.zoomOpacity;
|
|
|
|
if (opacity == "auto") {
|
|
opacity = Math.abs(current.width / current.height - end.width / end.height) > 0.1;
|
|
}
|
|
|
|
if (opacity) {
|
|
end.opacity = 0;
|
|
}
|
|
|
|
$.fancybox.setTranslate($content, start);
|
|
|
|
forceRedraw($content);
|
|
|
|
$.fancybox.animate($content, end, duration, done);
|
|
|
|
return true;
|
|
}
|
|
|
|
if (effect && duration) {
|
|
$.fancybox.animate(
|
|
current.$slide.addClass("fancybox-slide--previous").removeClass("fancybox-slide--current"),
|
|
"fancybox-animated fancybox-fx-" + effect,
|
|
duration,
|
|
done
|
|
);
|
|
} else {
|
|
// If skip animation
|
|
if (e === true) {
|
|
setTimeout(done, duration);
|
|
} else {
|
|
done();
|
|
}
|
|
}
|
|
|
|
return true;
|
|
},
|
|
|
|
// Final adjustments after removing the instance
|
|
// =============================================
|
|
|
|
cleanUp: function (e) {
|
|
var self = this,
|
|
instance,
|
|
$focus = self.current.opts.$orig,
|
|
x,
|
|
y;
|
|
|
|
self.current.$slide.trigger("onReset");
|
|
|
|
self.$refs.container.empty().remove();
|
|
|
|
self.trigger("afterClose", e);
|
|
|
|
// Place back focus
|
|
if (!!self.current.opts.backFocus) {
|
|
if (!$focus || !$focus.length || !$focus.is(":visible")) {
|
|
$focus = self.$trigger;
|
|
}
|
|
|
|
if ($focus && $focus.length) {
|
|
x = window.scrollX;
|
|
y = window.scrollY;
|
|
|
|
$focus.trigger("focus");
|
|
|
|
$("html, body")
|
|
.scrollTop(y)
|
|
.scrollLeft(x);
|
|
}
|
|
}
|
|
|
|
self.current = null;
|
|
|
|
// Check if there are other instances
|
|
instance = $.fancybox.getInstance();
|
|
|
|
if (instance) {
|
|
instance.activate();
|
|
} else {
|
|
$("body").removeClass("fancybox-active compensate-for-scrollbar");
|
|
|
|
$("#fancybox-style-noscroll").remove();
|
|
}
|
|
},
|
|
|
|
// Call callback and trigger an event
|
|
// ==================================
|
|
|
|
trigger: function (name, slide) {
|
|
var args = Array.prototype.slice.call(arguments, 1),
|
|
self = this,
|
|
obj = slide && slide.opts ? slide : self.current,
|
|
rez;
|
|
|
|
if (obj) {
|
|
args.unshift(obj);
|
|
} else {
|
|
obj = self;
|
|
}
|
|
|
|
args.unshift(self);
|
|
|
|
if ($.isFunction(obj.opts[name])) {
|
|
rez = obj.opts[name].apply(obj, args);
|
|
}
|
|
|
|
if (rez === false) {
|
|
return rez;
|
|
}
|
|
|
|
if (name === "afterClose" || !self.$refs) {
|
|
$D.trigger(name + ".fb", args);
|
|
} else {
|
|
self.$refs.container.trigger(name + ".fb", args);
|
|
}
|
|
},
|
|
|
|
// Update infobar values, navigation button states and reveal caption
|
|
// ==================================================================
|
|
|
|
updateControls: function () {
|
|
var self = this,
|
|
current = self.current,
|
|
index = current.index,
|
|
$container = self.$refs.container,
|
|
$caption = self.$refs.caption,
|
|
caption = current.opts.caption;
|
|
|
|
// Recalculate content dimensions
|
|
current.$slide.trigger("refresh");
|
|
|
|
// Set caption
|
|
if (caption && caption.length) {
|
|
self.$caption = $caption;
|
|
|
|
$caption
|
|
.children()
|
|
.eq(0)
|
|
.html(caption);
|
|
} else {
|
|
self.$caption = null;
|
|
}
|
|
|
|
if (!self.hasHiddenControls && !self.isIdle) {
|
|
self.showControls();
|
|
}
|
|
|
|
// Update info and navigation elements
|
|
$container.find("[data-fancybox-count]").html(self.group.length);
|
|
$container.find("[data-fancybox-index]").html(index + 1);
|
|
|
|
$container.find("[data-fancybox-prev]").prop("disabled", !current.opts.loop && index <= 0);
|
|
$container.find("[data-fancybox-next]").prop("disabled", !current.opts.loop && index >= self.group.length - 1);
|
|
|
|
if (current.type === "image") {
|
|
// Re-enable buttons; update download button source
|
|
$container
|
|
.find("[data-fancybox-zoom]")
|
|
.show()
|
|
.end()
|
|
.find("[data-fancybox-download]")
|
|
.attr("href", current.opts.image.src || current.src)
|
|
.show();
|
|
} else if (current.opts.toolbar) {
|
|
$container.find("[data-fancybox-download],[data-fancybox-zoom]").hide();
|
|
}
|
|
|
|
// Make sure focus is not on disabled button/element
|
|
if ($(document.activeElement).is(":hidden,[disabled]")) {
|
|
self.$refs.container.trigger("focus");
|
|
}
|
|
},
|
|
|
|
// Hide toolbar and caption
|
|
// ========================
|
|
|
|
hideControls: function (andCaption) {
|
|
var self = this,
|
|
arr = ["infobar", "toolbar", "nav"];
|
|
|
|
if (andCaption || !self.current.opts.preventCaptionOverlap) {
|
|
arr.push("caption");
|
|
}
|
|
|
|
this.$refs.container.removeClass(
|
|
arr
|
|
.map(function (i) {
|
|
return "fancybox-show-" + i;
|
|
})
|
|
.join(" ")
|
|
);
|
|
|
|
this.hasHiddenControls = true;
|
|
},
|
|
|
|
showControls: function () {
|
|
var self = this,
|
|
opts = self.current ? self.current.opts : self.opts,
|
|
$container = self.$refs.container;
|
|
|
|
self.hasHiddenControls = false;
|
|
self.idleSecondsCounter = 0;
|
|
|
|
$container
|
|
.toggleClass("fancybox-show-toolbar", !!(opts.toolbar && opts.buttons))
|
|
.toggleClass("fancybox-show-infobar", !!(opts.infobar && self.group.length > 1))
|
|
.toggleClass("fancybox-show-caption", !!self.$caption)
|
|
.toggleClass("fancybox-show-nav", !!(opts.arrows && self.group.length > 1))
|
|
.toggleClass("fancybox-is-modal", !!opts.modal);
|
|
},
|
|
|
|
// Toggle toolbar and caption
|
|
// ==========================
|
|
|
|
toggleControls: function () {
|
|
if (this.hasHiddenControls) {
|
|
this.showControls();
|
|
} else {
|
|
this.hideControls();
|
|
}
|
|
}
|
|
});
|
|
|
|
$.fancybox = {
|
|
version: "{fancybox-version}",
|
|
defaults: defaults,
|
|
|
|
// Get current instance and execute a command.
|
|
//
|
|
// Examples of usage:
|
|
//
|
|
// $instance = $.fancybox.getInstance();
|
|
// $.fancybox.getInstance().jumpTo( 1 );
|
|
// $.fancybox.getInstance( 'jumpTo', 1 );
|
|
// $.fancybox.getInstance( function() {
|
|
// console.info( this.currIndex );
|
|
// });
|
|
// ======================================================
|
|
|
|
getInstance: function (command) {
|
|
var instance = $('.fancybox-container:not(".fancybox-is-closing"):last').data("FancyBox"),
|
|
args = Array.prototype.slice.call(arguments, 1);
|
|
|
|
if (instance instanceof FancyBox) {
|
|
if ($.type(command) === "string") {
|
|
instance[command].apply(instance, args);
|
|
} else if ($.type(command) === "function") {
|
|
command.apply(instance, args);
|
|
}
|
|
|
|
return instance;
|
|
}
|
|
|
|
return false;
|
|
},
|
|
|
|
// Create new instance
|
|
// ===================
|
|
|
|
open: function (items, opts, index) {
|
|
return new FancyBox(items, opts, index);
|
|
},
|
|
|
|
// Close current or all instances
|
|
// ==============================
|
|
|
|
close: function (all) {
|
|
var instance = this.getInstance();
|
|
|
|
if (instance) {
|
|
instance.close();
|
|
|
|
// Try to find and close next instance
|
|
if (all === true) {
|
|
this.close(all);
|
|
}
|
|
}
|
|
},
|
|
|
|
// Close all instances and unbind all events
|
|
// =========================================
|
|
|
|
destroy: function () {
|
|
this.close(true);
|
|
|
|
$D.add("body").off("click.fb-start", "**");
|
|
},
|
|
|
|
// Try to detect mobile devices
|
|
// ============================
|
|
|
|
isMobile: /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent),
|
|
|
|
// Detect if 'translate3d' support is available
|
|
// ============================================
|
|
|
|
use3d: (function () {
|
|
var div = document.createElement("div");
|
|
|
|
return (
|
|
window.getComputedStyle &&
|
|
window.getComputedStyle(div) &&
|
|
window.getComputedStyle(div).getPropertyValue("transform") &&
|
|
!(document.documentMode && document.documentMode < 11)
|
|
);
|
|
})(),
|
|
|
|
// Helper function to get current visual state of an element
|
|
// returns array[ top, left, horizontal-scale, vertical-scale, opacity ]
|
|
// =====================================================================
|
|
|
|
getTranslate: function ($el) {
|
|
var domRect;
|
|
|
|
if (!$el || !$el.length) {
|
|
return false;
|
|
}
|
|
|
|
domRect = $el[0].getBoundingClientRect();
|
|
|
|
return {
|
|
top: domRect.top || 0,
|
|
left: domRect.left || 0,
|
|
width: domRect.width,
|
|
height: domRect.height,
|
|
opacity: parseFloat($el.css("opacity"))
|
|
};
|
|
},
|
|
|
|
// Shortcut for setting "translate3d" properties for element
|
|
// Can set be used to set opacity, too
|
|
// ========================================================
|
|
|
|
setTranslate: function ($el, props) {
|
|
var str = "",
|
|
css = {};
|
|
|
|
if (!$el || !props) {
|
|
return;
|
|
}
|
|
|
|
if (props.left !== undefined || props.top !== undefined) {
|
|
str =
|
|
(props.left === undefined ? $el.position().left : props.left) +
|
|
"px, " +
|
|
(props.top === undefined ? $el.position().top : props.top) +
|
|
"px";
|
|
|
|
if (this.use3d) {
|
|
str = "translate3d(" + str + ", 0px)";
|
|
} else {
|
|
str = "translate(" + str + ")";
|
|
}
|
|
}
|
|
|
|
if (props.scaleX !== undefined && props.scaleY !== undefined) {
|
|
str += " scale(" + props.scaleX + ", " + props.scaleY + ")";
|
|
} else if (props.scaleX !== undefined) {
|
|
str += " scaleX(" + props.scaleX + ")";
|
|
}
|
|
|
|
if (str.length) {
|
|
css.transform = str;
|
|
}
|
|
|
|
if (props.opacity !== undefined) {
|
|
css.opacity = props.opacity;
|
|
}
|
|
|
|
if (props.width !== undefined) {
|
|
css.width = props.width;
|
|
}
|
|
|
|
if (props.height !== undefined) {
|
|
css.height = props.height;
|
|
}
|
|
|
|
return $el.css(css);
|
|
},
|
|
|
|
// Simple CSS transition handler
|
|
// =============================
|
|
|
|
animate: function ($el, to, duration, callback, leaveAnimationName) {
|
|
var self = this,
|
|
from;
|
|
|
|
if ($.isFunction(duration)) {
|
|
callback = duration;
|
|
duration = null;
|
|
}
|
|
|
|
self.stop($el);
|
|
|
|
from = self.getTranslate($el);
|
|
|
|
$el.on(transitionEnd, function (e) {
|
|
// Skip events from child elements and z-index change
|
|
if (e && e.originalEvent && (!$el.is(e.originalEvent.target) || e.originalEvent.propertyName == "z-index")) {
|
|
return;
|
|
}
|
|
|
|
self.stop($el);
|
|
|
|
if ($.isNumeric(duration)) {
|
|
$el.css("transition-duration", "");
|
|
}
|
|
|
|
if ($.isPlainObject(to)) {
|
|
if (to.scaleX !== undefined && to.scaleY !== undefined) {
|
|
self.setTranslate($el, {
|
|
top: to.top,
|
|
left: to.left,
|
|
width: from.width * to.scaleX,
|
|
height: from.height * to.scaleY,
|
|
scaleX: 1,
|
|
scaleY: 1
|
|
});
|
|
}
|
|
} else if (leaveAnimationName !== true) {
|
|
$el.removeClass(to);
|
|
}
|
|
|
|
if ($.isFunction(callback)) {
|
|
callback(e);
|
|
}
|
|
});
|
|
|
|
if ($.isNumeric(duration)) {
|
|
$el.css("transition-duration", duration + "ms");
|
|
}
|
|
|
|
// Start animation by changing CSS properties or class name
|
|
if ($.isPlainObject(to)) {
|
|
if (to.scaleX !== undefined && to.scaleY !== undefined) {
|
|
delete to.width;
|
|
delete to.height;
|
|
|
|
if ($el.parent().hasClass("fancybox-slide--image")) {
|
|
$el.parent().addClass("fancybox-is-scaling");
|
|
}
|
|
}
|
|
|
|
$.fancybox.setTranslate($el, to);
|
|
} else {
|
|
$el.addClass(to);
|
|
}
|
|
|
|
// Make sure that `transitionend` callback gets fired
|
|
$el.data(
|
|
"timer",
|
|
setTimeout(function () {
|
|
$el.trigger(transitionEnd);
|
|
}, duration + 33)
|
|
);
|
|
},
|
|
|
|
stop: function ($el, callCallback) {
|
|
if ($el && $el.length) {
|
|
clearTimeout($el.data("timer"));
|
|
|
|
if (callCallback) {
|
|
$el.trigger(transitionEnd);
|
|
}
|
|
|
|
$el.off(transitionEnd).css("transition-duration", "");
|
|
|
|
$el.parent().removeClass("fancybox-is-scaling");
|
|
}
|
|
}
|
|
};
|
|
|
|
// Default click handler for "fancyboxed" links
|
|
// ============================================
|
|
|
|
function _run(e, opts) {
|
|
var items = [],
|
|
index = 0,
|
|
$target,
|
|
value,
|
|
instance;
|
|
|
|
// Avoid opening multiple times
|
|
if (e && e.isDefaultPrevented()) {
|
|
return;
|
|
}
|
|
|
|
e.preventDefault();
|
|
|
|
opts = opts || {};
|
|
|
|
if (e && e.data) {
|
|
opts = mergeOpts(e.data.options, opts);
|
|
}
|
|
|
|
$target = opts.$target || $(e.currentTarget).trigger("blur");
|
|
instance = $.fancybox.getInstance();
|
|
|
|
if (instance && instance.$trigger && instance.$trigger.is($target)) {
|
|
return;
|
|
}
|
|
|
|
if (opts.selector) {
|
|
items = $(opts.selector);
|
|
} else {
|
|
// Get all related items and find index for clicked one
|
|
value = $target.attr("data-fancybox") || "";
|
|
|
|
if (value) {
|
|
items = e.data ? e.data.items : [];
|
|
items = items.length ? items.filter('[data-fancybox="' + value + '"]') : $('[data-fancybox="' + value + '"]');
|
|
} else {
|
|
items = [$target];
|
|
}
|
|
}
|
|
|
|
index = $(items).index($target);
|
|
|
|
// Sometimes current item can not be found
|
|
if (index < 0) {
|
|
index = 0;
|
|
}
|
|
|
|
instance = $.fancybox.open(items, opts, index);
|
|
|
|
// Save last active element
|
|
instance.$trigger = $target;
|
|
}
|
|
|
|
// Create a jQuery plugin
|
|
// ======================
|
|
|
|
$.fn.fancybox = function (options) {
|
|
var selector;
|
|
|
|
options = options || {};
|
|
selector = options.selector || false;
|
|
|
|
if (selector) {
|
|
// Use body element instead of document so it executes first
|
|
$("body")
|
|
.off("click.fb-start", selector)
|
|
.on("click.fb-start", selector, {
|
|
options: options
|
|
}, _run);
|
|
} else {
|
|
this.off("click.fb-start").on(
|
|
"click.fb-start", {
|
|
items: this,
|
|
options: options
|
|
},
|
|
_run
|
|
);
|
|
}
|
|
|
|
return this;
|
|
};
|
|
|
|
// Self initializing plugin for all elements having `data-fancybox` attribute
|
|
// ==========================================================================
|
|
|
|
$D.on("click.fb-start", "[data-fancybox]", _run);
|
|
|
|
// Enable "trigger elements"
|
|
// =========================
|
|
|
|
$D.on("click.fb-start", "[data-fancybox-trigger]", function (e) {
|
|
$('[data-fancybox="' + $(this).attr("data-fancybox-trigger") + '"]')
|
|
.eq($(this).attr("data-fancybox-index") || 0)
|
|
.trigger("click.fb-start", {
|
|
$trigger: $(this)
|
|
});
|
|
});
|
|
|
|
// Track focus event for better accessibility styling
|
|
// ==================================================
|
|
(function () {
|
|
var buttonStr = ".fancybox-button",
|
|
focusStr = "fancybox-focus",
|
|
$pressed = null;
|
|
|
|
$D.on("mousedown mouseup focus blur", buttonStr, function (e) {
|
|
switch (e.type) {
|
|
case "mousedown":
|
|
$pressed = $(this);
|
|
break;
|
|
case "mouseup":
|
|
$pressed = null;
|
|
break;
|
|
case "focusin":
|
|
$(buttonStr).removeClass(focusStr);
|
|
|
|
if (!$(this).is($pressed) && !$(this).is("[disabled]")) {
|
|
$(this).addClass(focusStr);
|
|
}
|
|
break;
|
|
case "focusout":
|
|
$(buttonStr).removeClass(focusStr);
|
|
break;
|
|
}
|
|
});
|
|
})();
|
|
})(window, document, jQuery); |