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1105 lines
28 KiB
1105 lines
28 KiB
/*! |
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Colorbox 1.6.4 |
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license: MIT |
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http://www.jacklmoore.com/colorbox |
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*/ |
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(function ($, document, window) { |
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var |
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// Default settings object. |
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// See http://jacklmoore.com/colorbox for details. |
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defaults = { |
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// data sources |
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html: false, |
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photo: false, |
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iframe: false, |
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inline: false, |
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|
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// behavior and appearance |
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transition: "elastic", |
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speed: 300, |
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fadeOut: 300, |
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width: false, |
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initialWidth: "600", |
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innerWidth: false, |
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maxWidth: false, |
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height: false, |
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initialHeight: "450", |
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innerHeight: false, |
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maxHeight: false, |
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scalePhotos: true, |
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scrolling: true, |
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opacity: 0.9, |
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preloading: true, |
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className: false, |
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overlayClose: true, |
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escKey: true, |
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arrowKey: true, |
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top: false, |
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bottom: false, |
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left: false, |
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right: false, |
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fixed: false, |
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data: undefined, |
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closeButton: true, |
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fastIframe: true, |
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open: false, |
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reposition: true, |
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loop: true, |
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slideshow: false, |
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slideshowAuto: true, |
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slideshowSpeed: 2500, |
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slideshowStart: "start slideshow", |
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slideshowStop: "stop slideshow", |
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photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/i, |
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|
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// alternate image paths for high-res displays |
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retinaImage: false, |
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retinaUrl: false, |
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retinaSuffix: '@2x.$1', |
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|
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// internationalization |
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current: "image {current} of {total}", |
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previous: "previous", |
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next: "next", |
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close: "close", |
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xhrError: "This content failed to load.", |
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imgError: "This image failed to load.", |
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|
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// accessbility |
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returnFocus: true, |
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trapFocus: true, |
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|
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// callbacks |
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onOpen: false, |
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onLoad: false, |
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onComplete: false, |
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onCleanup: false, |
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onClosed: false, |
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|
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rel: function() { |
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return this.rel; |
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}, |
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href: function() { |
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// using this.href would give the absolute url, when the href may have been inteded as a selector (e.g. '#container') |
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return $(this).attr('href'); |
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}, |
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title: function() { |
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return this.title; |
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}, |
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createImg: function() { |
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var img = new Image(); |
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var attrs = $(this).data('cbox-img-attrs'); |
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|
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if (typeof attrs === 'object') { |
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$.each(attrs, function(key, val){ |
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img[key] = val; |
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}); |
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} |
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|
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return img; |
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}, |
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createIframe: function() { |
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var iframe = document.createElement('iframe'); |
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var attrs = $(this).data('cbox-iframe-attrs'); |
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|
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if (typeof attrs === 'object') { |
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$.each(attrs, function(key, val){ |
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iframe[key] = val; |
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}); |
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} |
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|
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if ('frameBorder' in iframe) { |
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iframe.frameBorder = 0; |
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} |
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if ('allowTransparency' in iframe) { |
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iframe.allowTransparency = "true"; |
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} |
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iframe.name = (new Date()).getTime(); // give the iframe a unique name to prevent caching |
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iframe.allowFullscreen = true; |
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|
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return iframe; |
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} |
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}, |
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|
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// Abstracting the HTML and event identifiers for easy rebranding |
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colorbox = 'wfcolorbox', |
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prefix = 'wfcbox', |
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boxElement = prefix + 'Element', |
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|
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// Events |
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event_open = prefix + '_open', |
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event_load = prefix + '_load', |
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event_complete = prefix + '_complete', |
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event_cleanup = prefix + '_cleanup', |
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event_closed = prefix + '_closed', |
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event_purge = prefix + '_purge', |
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|
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// Cached jQuery Object Variables |
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$overlay, |
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$box, |
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$wrap, |
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$content, |
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$topBorder, |
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$leftBorder, |
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$rightBorder, |
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$bottomBorder, |
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$related, |
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$window, |
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$loaded, |
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$loadingBay, |
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$loadingOverlay, |
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$title, |
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$current, |
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$slideshow, |
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$next, |
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$prev, |
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$close, |
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$groupControls, |
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$events = $('<a/>'), // $({}) would be preferred, but there is an issue with jQuery 1.4.2 |
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|
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// Variables for cached values or use across multiple functions |
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settings, |
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interfaceHeight, |
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interfaceWidth, |
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loadedHeight, |
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loadedWidth, |
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index, |
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photo, |
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open, |
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active, |
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closing, |
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loadingTimer, |
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publicMethod, |
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div = "div", |
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requests = 0, |
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previousCSS = {}, |
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init; |
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|
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// **************** |
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// HELPER FUNCTIONS |
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// **************** |
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|
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// Convenience function for creating new jQuery objects |
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function $tag(tag, id, css) { |
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var element = document.createElement(tag); |
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|
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if (id) { |
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element.id = prefix + id; |
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} |
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|
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if (css) { |
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element.style.cssText = css; |
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} |
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|
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return $(element); |
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} |
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|
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// Get the window height using innerHeight when available to avoid an issue with iOS |
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// http://bugs.jquery.com/ticket/6724 |
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function winheight() { |
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return window.innerHeight ? window.innerHeight : $(window).height(); |
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} |
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|
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function Settings(element, options) { |
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if (options !== Object(options)) { |
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options = {}; |
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} |
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|
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this.cache = {}; |
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this.el = element; |
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|
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this.value = function(key) { |
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var dataAttr; |
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|
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if (this.cache[key] === undefined) { |
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dataAttr = $(this.el).attr('data-cbox-'+key); |
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|
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if (dataAttr !== undefined) { |
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this.cache[key] = dataAttr; |
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} else if (options[key] !== undefined) { |
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this.cache[key] = options[key]; |
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} else if (defaults[key] !== undefined) { |
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this.cache[key] = defaults[key]; |
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} |
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} |
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|
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return this.cache[key]; |
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}; |
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this.get = function(key) { |
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var value = this.value(key); |
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return $.isFunction(value) ? value.call(this.el, this) : value; |
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}; |
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} |
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|
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// Determine the next and previous members in a group. |
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function getIndex(increment) { |
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var |
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max = $related.length, |
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newIndex = (index + increment) % max; |
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|
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return (newIndex < 0) ? max + newIndex : newIndex; |
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} |
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|
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// Convert '%' and 'px' values to integers |
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function setSize(size, dimension) { |
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return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : winheight()) / 100) : 1) * parseInt(size, 10)); |
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} |
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|
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// Checks an href to see if it is a photo. |
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// There is a force photo option (photo: true) for hrefs that cannot be matched by the regex. |
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function isImage(settings, url) { |
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return settings.get('photo') || settings.get('photoRegex').test(url); |
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} |
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|
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function retinaUrl(settings, url) { |
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return settings.get('retinaUrl') && window.devicePixelRatio > 1 ? url.replace(settings.get('photoRegex'), settings.get('retinaSuffix')) : url; |
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} |
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|
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function trapFocus(e) { |
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if ('contains' in $box[0] && !$box[0].contains(e.target) && e.target !== $overlay[0]) { |
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e.stopPropagation(); |
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$box.focus(); |
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} |
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} |
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|
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function setClass(str) { |
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if (setClass.str !== str) { |
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$box.add($overlay).removeClass(setClass.str).addClass(str); |
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setClass.str = str; |
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} |
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} |
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|
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function getRelated(rel) { |
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index = 0; |
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|
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if (rel && rel !== false && rel !== 'nofollow') { |
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$related = $('.' + boxElement).filter(function () { |
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var options = $.data(this, colorbox); |
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var settings = new Settings(this, options); |
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return (settings.get('rel') === rel); |
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}); |
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index = $related.index(settings.el); |
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|
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// Check direct calls to Colorbox. |
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if (index === -1) { |
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$related = $related.add(settings.el); |
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index = $related.length - 1; |
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} |
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} else { |
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$related = $(settings.el); |
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} |
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} |
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|
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function trigger(event) { |
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// for external use |
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$(document).trigger(event); |
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// for internal use |
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$events.triggerHandler(event); |
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} |
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|
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var slideshow = (function(){ |
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var active, |
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className = prefix + "Slideshow_", |
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click = "click." + prefix, |
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timeOut; |
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|
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function clear () { |
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clearTimeout(timeOut); |
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} |
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|
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function set() { |
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if (settings.get('loop') || $related[index + 1]) { |
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clear(); |
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timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed')); |
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} |
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} |
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|
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function start() { |
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$slideshow |
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.html(settings.get('slideshowStop')) |
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.unbind(click) |
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.one(click, stop); |
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|
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$events |
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.bind(event_complete, set) |
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.bind(event_load, clear); |
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|
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$box.removeClass(className + "off").addClass(className + "on"); |
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} |
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|
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function stop() { |
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clear(); |
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$events |
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.unbind(event_complete, set) |
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.unbind(event_load, clear); |
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|
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$slideshow |
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.html(settings.get('slideshowStart')) |
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.unbind(click) |
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.one(click, function () { |
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publicMethod.next(); |
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start(); |
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}); |
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|
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$box.removeClass(className + "on").addClass(className + "off"); |
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} |
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|
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function reset() { |
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active = false; |
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$slideshow.hide(); |
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clear(); |
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$events |
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.unbind(event_complete, set) |
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.unbind(event_load, clear); |
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$box.removeClass(className + "off " + className + "on"); |
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} |
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|
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return function(){ |
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if (active) { |
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if (!settings.get('slideshow')) { |
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$events.unbind(event_cleanup, reset); |
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reset(); |
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} |
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} else { |
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if (settings.get('slideshow') && $related[1]) { |
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active = true; |
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$events.one(event_cleanup, reset); |
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if (settings.get('slideshowAuto')) { |
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start(); |
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} else { |
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stop(); |
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} |
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$slideshow.show(); |
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} |
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} |
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}; |
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|
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}()); |
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function launch(element) { |
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var options; |
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|
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if (!closing) { |
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|
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options = $(element).data(colorbox); |
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settings = new Settings(element, options); |
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getRelated(settings.get('rel')); |
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|
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if (!open) { |
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open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys. |
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|
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setClass(settings.get('className')); |
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|
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// Show colorbox so the sizes can be calculated in older versions of jQuery |
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$box.css({visibility:'hidden', display:'block', opacity:''}); |
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|
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$loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden; visibility:hidden'); |
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$content.css({width:'', height:''}).append($loaded); |
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|
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// Cache values needed for size calculations |
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interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height(); |
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interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width(); |
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loadedHeight = $loaded.outerHeight(true); |
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loadedWidth = $loaded.outerWidth(true); |
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|
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// Opens inital empty Colorbox prior to content being loaded. |
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var initialWidth = setSize(settings.get('initialWidth'), 'x'); |
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var initialHeight = setSize(settings.get('initialHeight'), 'y'); |
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var maxWidth = settings.get('maxWidth'); |
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var maxHeight = settings.get('maxHeight'); |
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|
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settings.w = Math.max((maxWidth !== false ? Math.min(initialWidth, setSize(maxWidth, 'x')) : initialWidth) - loadedWidth - interfaceWidth, 0); |
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settings.h = Math.max((maxHeight !== false ? Math.min(initialHeight, setSize(maxHeight, 'y')) : initialHeight) - loadedHeight - interfaceHeight, 0); |
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|
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$loaded.css({width:'', height:settings.h}); |
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publicMethod.position(); |
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|
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trigger(event_open); |
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settings.get('onOpen'); |
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|
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$groupControls.add($title).hide(); |
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|
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$box.focus(); |
|
|
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if (settings.get('trapFocus')) { |
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// Confine focus to the modal |
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// Uses event capturing that is not supported in IE8- |
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if (document.addEventListener) { |
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|
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document.addEventListener('focus', trapFocus, true); |
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|
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$events.one(event_closed, function () { |
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document.removeEventListener('focus', trapFocus, true); |
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}); |
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} |
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} |
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|
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// Return focus on closing |
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if (settings.get('returnFocus')) { |
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$events.one(event_closed, function () { |
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$(settings.el).focus(); |
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}); |
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} |
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} |
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|
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var opacity = parseFloat(settings.get('opacity')); |
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$overlay.css({ |
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opacity: opacity === opacity ? opacity : '', |
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cursor: settings.get('overlayClose') ? 'pointer' : '', |
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visibility: 'visible' |
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}).show(); |
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|
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if (settings.get('closeButton')) { |
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$close.html(settings.get('close')).appendTo($content); |
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} else { |
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$close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4 |
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} |
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|
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load(); |
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} |
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} |
|
|
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// Colorbox's markup needs to be added to the DOM prior to being called |
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// so that the browser will go ahead and load the CSS background images. |
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function appendHTML() { |
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if (!$box) { |
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init = false; |
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$window = $(window); |
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$box = $tag(div).attr({ |
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id: colorbox, |
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'class': $.support.opacity === false ? prefix + 'IE' : '', // class for optional IE8 & lower targeted CSS. |
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role: 'dialog', |
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tabindex: '-1' |
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}).hide(); |
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$overlay = $tag(div, "Overlay").hide(); |
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$loadingOverlay = $([$tag(div, "LoadingOverlay")[0],$tag(div, "LoadingGraphic")[0]]); |
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$wrap = $tag(div, "Wrapper"); |
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$content = $tag(div, "Content").append( |
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$title = $tag(div, "Title"), |
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$current = $tag(div, "Current"), |
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$prev = $('<button type="button"/>').attr({id:prefix+'Previous'}), |
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$next = $('<button type="button"/>').attr({id:prefix+'Next'}), |
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$slideshow = $('<button type="button"/>').attr({id:prefix+'Slideshow'}), |
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$loadingOverlay |
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); |
|
|
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$close = $('<button type="button"/>').attr({id:prefix+'Close'}); |
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|
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$wrap.append( // The 3x3 Grid that makes up Colorbox |
|
$tag(div).append( |
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$tag(div, "TopLeft"), |
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$topBorder = $tag(div, "TopCenter"), |
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$tag(div, "TopRight") |
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), |
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$tag(div, false, 'clear:left').append( |
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$leftBorder = $tag(div, "MiddleLeft"), |
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$content, |
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$rightBorder = $tag(div, "MiddleRight") |
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), |
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$tag(div, false, 'clear:left').append( |
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$tag(div, "BottomLeft"), |
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$bottomBorder = $tag(div, "BottomCenter"), |
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$tag(div, "BottomRight") |
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) |
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).find('div div').css({'float': 'left'}); |
|
|
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$loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none; max-width:none;'); |
|
|
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$groupControls = $next.add($prev).add($current).add($slideshow); |
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} |
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if (document.body && !$box.parent().length) { |
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$(document.body).append($overlay, $box.append($wrap, $loadingBay)); |
|
} |
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} |
|
|
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// Add Colorbox's event bindings |
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function addBindings() { |
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function clickHandler(e) { |
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// ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt. |
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// See: http://jacklmoore.com/notes/click-events/ |
|
if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) { |
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e.preventDefault(); |
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launch(this); |
|
} |
|
} |
|
|
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if ($box) { |
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if (!init) { |
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init = true; |
|
|
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// Anonymous functions here keep the public method from being cached, thereby allowing them to be redefined on the fly. |
|
$next.click(function () { |
|
publicMethod.next(); |
|
}); |
|
$prev.click(function () { |
|
publicMethod.prev(); |
|
}); |
|
$close.click(function () { |
|
publicMethod.close(); |
|
}); |
|
$overlay.click(function () { |
|
if (settings.get('overlayClose')) { |
|
publicMethod.close(); |
|
} |
|
}); |
|
|
|
// Key Bindings |
|
$(document).bind('keydown.' + prefix, function (e) { |
|
var key = e.keyCode; |
|
if (open && settings.get('escKey') && key === 27) { |
|
e.preventDefault(); |
|
publicMethod.close(); |
|
} |
|
if (open && settings.get('arrowKey') && $related[1] && !e.altKey) { |
|
if (key === 37) { |
|
e.preventDefault(); |
|
$prev.click(); |
|
} else if (key === 39) { |
|
e.preventDefault(); |
|
$next.click(); |
|
} |
|
} |
|
}); |
|
|
|
if ($.isFunction($.fn.on)) { |
|
// For jQuery 1.7+ |
|
$(document).on('click.'+prefix, '.'+boxElement, clickHandler); |
|
} else { |
|
// For jQuery 1.3.x -> 1.6.x |
|
// This code is never reached in jQuery 1.9, so do not contact me about 'live' being removed. |
|
// This is not here for jQuery 1.9, it's here for legacy users. |
|
$('.'+boxElement).live('click.'+prefix, clickHandler); |
|
} |
|
} |
|
return true; |
|
} |
|
return false; |
|
} |
|
|
|
// Don't do anything if Colorbox already exists. |
|
if ($[colorbox]) { |
|
return; |
|
} |
|
|
|
// Append the HTML when the DOM loads |
|
$(appendHTML); |
|
|
|
|
|
// **************** |
|
// PUBLIC FUNCTIONS |
|
// Usage format: $.colorbox.close(); |
|
// Usage from within an iframe: parent.jQuery.colorbox.close(); |
|
// **************** |
|
|
|
publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) { |
|
var settings; |
|
var $obj = this; |
|
|
|
options = options || {}; |
|
|
|
if ($.isFunction($obj)) { // assume a call to $.colorbox |
|
$obj = $('<a/>'); |
|
options.open = true; |
|
} |
|
|
|
if (!$obj[0]) { // colorbox being applied to empty collection |
|
return $obj; |
|
} |
|
|
|
appendHTML(); |
|
|
|
if (addBindings()) { |
|
|
|
if (callback) { |
|
options.onComplete = callback; |
|
} |
|
|
|
$obj.each(function () { |
|
var old = $.data(this, colorbox) || {}; |
|
$.data(this, colorbox, $.extend(old, options)); |
|
}).addClass(boxElement); |
|
|
|
settings = new Settings($obj[0], options); |
|
|
|
if (settings.get('open')) { |
|
launch($obj[0]); |
|
} |
|
} |
|
|
|
return $obj; |
|
}; |
|
|
|
publicMethod.position = function (speed, loadedCallback) { |
|
var |
|
css, |
|
top = 0, |
|
left = 0, |
|
offset = $box.offset(), |
|
scrollTop, |
|
scrollLeft; |
|
|
|
$window.unbind('resize.' + prefix); |
|
|
|
// remove the modal so that it doesn't influence the document width/height |
|
$box.css({top: -9e4, left: -9e4}); |
|
|
|
scrollTop = $window.scrollTop(); |
|
scrollLeft = $window.scrollLeft(); |
|
|
|
if (settings.get('fixed')) { |
|
offset.top -= scrollTop; |
|
offset.left -= scrollLeft; |
|
$box.css({position: 'fixed'}); |
|
} else { |
|
top = scrollTop; |
|
left = scrollLeft; |
|
$box.css({position: 'absolute'}); |
|
} |
|
|
|
// keeps the top and left positions within the browser's viewport. |
|
if (settings.get('right') !== false) { |
|
left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.get('right'), 'x'), 0); |
|
} else if (settings.get('left') !== false) { |
|
left += setSize(settings.get('left'), 'x'); |
|
} else { |
|
left += Math.round(Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2); |
|
} |
|
|
|
if (settings.get('bottom') !== false) { |
|
top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.get('bottom'), 'y'), 0); |
|
} else if (settings.get('top') !== false) { |
|
top += setSize(settings.get('top'), 'y'); |
|
} else { |
|
top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2); |
|
} |
|
|
|
$box.css({top: offset.top, left: offset.left, visibility:'visible'}); |
|
|
|
// this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly, |
|
// but it has to be shrank down around the size of div#colorbox when it's done. If not, |
|
// it can invoke an obscure IE bug when using iframes. |
|
$wrap[0].style.width = $wrap[0].style.height = "9999px"; |
|
|
|
function modalDimensions() { |
|
$topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = (parseInt($box[0].style.width,10) - interfaceWidth)+'px'; |
|
$content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = (parseInt($box[0].style.height,10) - interfaceHeight)+'px'; |
|
} |
|
|
|
css = {width: settings.w + loadedWidth + interfaceWidth, height: settings.h + loadedHeight + interfaceHeight, top: top, left: left}; |
|
|
|
// setting the speed to 0 if the content hasn't changed size or position |
|
if (speed) { |
|
var tempSpeed = 0; |
|
$.each(css, function(i){ |
|
if (css[i] !== previousCSS[i]) { |
|
tempSpeed = speed; |
|
return; |
|
} |
|
}); |
|
speed = tempSpeed; |
|
} |
|
|
|
previousCSS = css; |
|
|
|
if (!speed) { |
|
$box.css(css); |
|
} |
|
|
|
$box.dequeue().animate(css, { |
|
duration: speed || 0, |
|
complete: function () { |
|
modalDimensions(); |
|
|
|
active = false; |
|
|
|
// shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation. |
|
$wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px"; |
|
$wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px"; |
|
|
|
if (settings.get('reposition')) { |
|
setTimeout(function () { // small delay before binding onresize due to an IE8 bug. |
|
$window.bind('resize.' + prefix, publicMethod.position); |
|
}, 1); |
|
} |
|
|
|
if ($.isFunction(loadedCallback)) { |
|
loadedCallback(); |
|
} |
|
}, |
|
step: modalDimensions |
|
}); |
|
}; |
|
|
|
publicMethod.resize = function (options) { |
|
var scrolltop; |
|
|
|
if (open) { |
|
options = options || {}; |
|
|
|
if (options.width) { |
|
settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth; |
|
} |
|
|
|
if (options.innerWidth) { |
|
settings.w = setSize(options.innerWidth, 'x'); |
|
} |
|
|
|
$loaded.css({width: settings.w}); |
|
|
|
if (options.height) { |
|
settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight; |
|
} |
|
|
|
if (options.innerHeight) { |
|
settings.h = setSize(options.innerHeight, 'y'); |
|
} |
|
|
|
if (!options.innerHeight && !options.height) { |
|
scrolltop = $loaded.scrollTop(); |
|
$loaded.css({height: "auto"}); |
|
settings.h = $loaded.height(); |
|
} |
|
|
|
$loaded.css({height: settings.h}); |
|
|
|
if(scrolltop) { |
|
$loaded.scrollTop(scrolltop); |
|
} |
|
|
|
publicMethod.position(settings.get('transition') === "none" ? 0 : settings.get('speed')); |
|
} |
|
}; |
|
|
|
publicMethod.prep = function (object) { |
|
if (!open) { |
|
return; |
|
} |
|
|
|
var callback, speed = settings.get('transition') === "none" ? 0 : settings.get('speed'); |
|
|
|
$loaded.remove(); |
|
|
|
$loaded = $tag(div, 'LoadedContent').append(object); |
|
|
|
function getWidth() { |
|
settings.w = settings.w || $loaded.width(); |
|
settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w; |
|
return settings.w; |
|
} |
|
function getHeight() { |
|
settings.h = settings.h || $loaded.height(); |
|
settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h; |
|
return settings.h; |
|
} |
|
|
|
$loaded.hide() |
|
.appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations. |
|
.css({width: getWidth(), overflow: settings.get('scrolling') ? 'auto' : 'hidden'}) |
|
.css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height. |
|
.prependTo($content); |
|
|
|
$loadingBay.hide(); |
|
|
|
// floating the IMG removes the bottom line-height and fixed a problem where IE miscalculates the width of the parent element as 100% of the document width. |
|
|
|
$(photo).css({'float': 'none'}); |
|
|
|
setClass(settings.get('className')); |
|
|
|
callback = function () { |
|
var total = $related.length, |
|
iframe, |
|
complete; |
|
|
|
if (!open) { |
|
return; |
|
} |
|
|
|
function removeFilter() { // Needed for IE8 in versions of jQuery prior to 1.7.2 |
|
if ($.support.opacity === false) { |
|
$box[0].style.removeAttribute('filter'); |
|
} |
|
} |
|
|
|
complete = function () { |
|
clearTimeout(loadingTimer); |
|
$loadingOverlay.hide(); |
|
trigger(event_complete); |
|
settings.get('onComplete'); |
|
}; |
|
|
|
|
|
$title.html(settings.get('title')).show(); |
|
$loaded.show(); |
|
|
|
if (total > 1) { // handle grouping |
|
if (typeof settings.get('current') === "string") { |
|
$current.html(settings.get('current').replace('{current}', index + 1).replace('{total}', total)).show(); |
|
} |
|
|
|
$next[(settings.get('loop') || index < total - 1) ? "show" : "hide"]().html(settings.get('next')); |
|
$prev[(settings.get('loop') || index) ? "show" : "hide"]().html(settings.get('previous')); |
|
|
|
slideshow(); |
|
|
|
// Preloads images within a rel group |
|
if (settings.get('preloading')) { |
|
$.each([getIndex(-1), getIndex(1)], function(){ |
|
var img, |
|
i = $related[this], |
|
settings = new Settings(i, $.data(i, colorbox)), |
|
src = settings.get('href'); |
|
|
|
if (src && isImage(settings, src)) { |
|
src = retinaUrl(settings, src); |
|
img = document.createElement('img'); |
|
img.src = src; |
|
} |
|
}); |
|
} |
|
} else { |
|
$groupControls.hide(); |
|
} |
|
|
|
if (settings.get('iframe')) { |
|
|
|
iframe = settings.get('createIframe'); |
|
|
|
if (!settings.get('scrolling')) { |
|
iframe.scrolling = "no"; |
|
} |
|
|
|
$(iframe) |
|
.attr({ |
|
src: settings.get('href'), |
|
'class': prefix + 'Iframe' |
|
}) |
|
.one('load', complete) |
|
.appendTo($loaded); |
|
|
|
$events.one(event_purge, function () { |
|
iframe.src = "//about:blank"; |
|
}); |
|
|
|
if (settings.get('fastIframe')) { |
|
$(iframe).trigger('load'); |
|
} |
|
} else { |
|
complete(); |
|
} |
|
|
|
if (settings.get('transition') === 'fade') { |
|
$box.fadeTo(speed, 1, removeFilter); |
|
} else { |
|
removeFilter(); |
|
} |
|
}; |
|
|
|
if (settings.get('transition') === 'fade') { |
|
$box.fadeTo(speed, 0, function () { |
|
publicMethod.position(0, callback); |
|
}); |
|
} else { |
|
publicMethod.position(speed, callback); |
|
} |
|
}; |
|
|
|
function load () { |
|
var href, setResize, prep = publicMethod.prep, $inline, request = ++requests; |
|
|
|
active = true; |
|
|
|
photo = false; |
|
|
|
trigger(event_purge); |
|
trigger(event_load); |
|
settings.get('onLoad'); |
|
|
|
settings.h = settings.get('height') ? |
|
setSize(settings.get('height'), 'y') - loadedHeight - interfaceHeight : |
|
settings.get('innerHeight') && setSize(settings.get('innerHeight'), 'y'); |
|
|
|
settings.w = settings.get('width') ? |
|
setSize(settings.get('width'), 'x') - loadedWidth - interfaceWidth : |
|
settings.get('innerWidth') && setSize(settings.get('innerWidth'), 'x'); |
|
|
|
// Sets the minimum dimensions for use in image scaling |
|
settings.mw = settings.w; |
|
settings.mh = settings.h; |
|
|
|
// Re-evaluate the minimum width and height based on maxWidth and maxHeight values. |
|
// If the width or height exceed the maxWidth or maxHeight, use the maximum values instead. |
|
if (settings.get('maxWidth')) { |
|
settings.mw = setSize(settings.get('maxWidth'), 'x') - loadedWidth - interfaceWidth; |
|
settings.mw = settings.w && settings.w < settings.mw ? settings.w : settings.mw; |
|
} |
|
if (settings.get('maxHeight')) { |
|
settings.mh = setSize(settings.get('maxHeight'), 'y') - loadedHeight - interfaceHeight; |
|
settings.mh = settings.h && settings.h < settings.mh ? settings.h : settings.mh; |
|
} |
|
|
|
href = settings.get('href'); |
|
|
|
loadingTimer = setTimeout(function () { |
|
$loadingOverlay.show(); |
|
}, 100); |
|
|
|
if (settings.get('inline')) { |
|
var $target = $(href).eq(0); |
|
// Inserts an empty placeholder where inline content is being pulled from. |
|
// An event is bound to put inline content back when Colorbox closes or loads new content. |
|
$inline = $('<div>').hide().insertBefore($target); |
|
|
|
$events.one(event_purge, function () { |
|
$inline.replaceWith($target); |
|
}); |
|
|
|
prep($target); |
|
} else if (settings.get('iframe')) { |
|
// IFrame element won't be added to the DOM until it is ready to be displayed, |
|
// to avoid problems with DOM-ready JS that might be trying to run in that iframe. |
|
prep(" "); |
|
} else if (settings.get('html')) { |
|
prep(settings.get('html')); |
|
} else if (isImage(settings, href)) { |
|
|
|
href = retinaUrl(settings, href); |
|
|
|
photo = settings.get('createImg'); |
|
|
|
$(photo) |
|
.addClass(prefix + 'Photo') |
|
.bind('error.'+prefix,function () { |
|
prep($tag(div, 'Error').html(settings.get('imgError'))); |
|
}) |
|
.one('load', function () { |
|
if (request !== requests) { |
|
return; |
|
} |
|
|
|
// A small pause because some browsers will occasionally report a |
|
// img.width and img.height of zero immediately after the img.onload fires |
|
setTimeout(function(){ |
|
var percent; |
|
|
|
if (settings.get('retinaImage') && window.devicePixelRatio > 1) { |
|
photo.height = photo.height / window.devicePixelRatio; |
|
photo.width = photo.width / window.devicePixelRatio; |
|
} |
|
|
|
if (settings.get('scalePhotos')) { |
|
setResize = function () { |
|
photo.height -= photo.height * percent; |
|
photo.width -= photo.width * percent; |
|
}; |
|
if (settings.mw && photo.width > settings.mw) { |
|
percent = (photo.width - settings.mw) / photo.width; |
|
setResize(); |
|
} |
|
if (settings.mh && photo.height > settings.mh) { |
|
percent = (photo.height - settings.mh) / photo.height; |
|
setResize(); |
|
} |
|
} |
|
|
|
if (settings.h) { |
|
photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px'; |
|
} |
|
|
|
if ($related[1] && (settings.get('loop') || $related[index + 1])) { |
|
photo.style.cursor = 'pointer'; |
|
|
|
$(photo).bind('click.'+prefix, function () { |
|
publicMethod.next(); |
|
}); |
|
} |
|
|
|
photo.style.width = photo.width + 'px'; |
|
photo.style.height = photo.height + 'px'; |
|
prep(photo); |
|
}, 1); |
|
}); |
|
|
|
photo.src = href; |
|
|
|
} else if (href) { |
|
$loadingBay.load(href, settings.get('data'), function (data, status) { |
|
if (request === requests) { |
|
prep(status === 'error' ? $tag(div, 'Error').html(settings.get('xhrError')) : $(this).contents()); |
|
} |
|
}); |
|
} |
|
} |
|
|
|
// Navigates to the next page/image in a set. |
|
publicMethod.next = function () { |
|
if (!active && $related[1] && (settings.get('loop') || $related[index + 1])) { |
|
index = getIndex(1); |
|
launch($related[index]); |
|
} |
|
}; |
|
|
|
publicMethod.prev = function () { |
|
if (!active && $related[1] && (settings.get('loop') || index)) { |
|
index = getIndex(-1); |
|
launch($related[index]); |
|
} |
|
}; |
|
|
|
// Note: to use this within an iframe use the following format: parent.jQuery.colorbox.close(); |
|
publicMethod.close = function () { |
|
if (open && !closing) { |
|
|
|
closing = true; |
|
open = false; |
|
trigger(event_cleanup); |
|
settings.get('onCleanup'); |
|
$window.unbind('.' + prefix); |
|
$overlay.fadeTo(settings.get('fadeOut') || 0, 0); |
|
|
|
$box.stop().fadeTo(settings.get('fadeOut') || 0, 0, function () { |
|
$box.hide(); |
|
$overlay.hide(); |
|
trigger(event_purge); |
|
$loaded.remove(); |
|
|
|
setTimeout(function () { |
|
closing = false; |
|
trigger(event_closed); |
|
settings.get('onClosed'); |
|
}, 1); |
|
}); |
|
} |
|
}; |
|
|
|
// Removes changes Colorbox made to the document, but does not remove the plugin. |
|
publicMethod.remove = function () { |
|
if (!$box) { return; } |
|
|
|
$box.stop(); |
|
$[colorbox].close(); |
|
$box.stop(false, true).remove(); |
|
$overlay.remove(); |
|
closing = false; |
|
$box = null; |
|
$('.' + boxElement) |
|
.removeData(colorbox) |
|
.removeClass(boxElement); |
|
|
|
$(document).unbind('click.'+prefix).unbind('keydown.'+prefix); |
|
}; |
|
|
|
// A method for fetching the current element Colorbox is referencing. |
|
// returns a jQuery object. |
|
publicMethod.element = function () { |
|
return $(settings.el); |
|
}; |
|
|
|
publicMethod.settings = defaults; |
|
|
|
}(jQuery, document, window));
|
|
|