diff options
Diffstat (limited to 'library/colorbox/jquery.colorbox.js')
| -rw-r--r-- | library/colorbox/jquery.colorbox.js | 931 |
1 files changed, 523 insertions, 408 deletions
diff --git a/library/colorbox/jquery.colorbox.js b/library/colorbox/jquery.colorbox.js index 5b9aecdc2..c0348849e 100644 --- a/library/colorbox/jquery.colorbox.js +++ b/library/colorbox/jquery.colorbox.js @@ -1,15 +1,23 @@ -/* - jQuery ColorBox v1.3.32 - 2013-01-31 - (c) 2013 Jack Moore - jacklmoore.com/colorbox - license: http://www.opensource.org/licenses/mit-license.php +/*! + Colorbox 1.5.14 + license: MIT + http://www.jacklmoore.com/colorbox */ (function ($, document, window) { var // Default settings object. // See http://jacklmoore.com/colorbox for details. defaults = { + // data sources + html: false, + photo: false, + iframe: false, + inline: false, + + // behavior and appearance transition: "elastic", speed: 300, + fadeOut: 300, width: false, initialWidth: "600", innerWidth: false, @@ -20,18 +28,36 @@ maxHeight: false, scalePhotos: true, scrolling: true, - inline: false, - html: false, - iframe: false, - fastIframe: true, - photo: false, - href: false, - title: false, - rel: false, opacity: 0.9, preloading: true, className: false, + overlayClose: true, + escKey: true, + arrowKey: true, + top: false, + bottom: false, + left: false, + right: false, + fixed: false, + data: undefined, + closeButton: true, + fastIframe: true, + open: false, + reposition: true, + loop: true, + slideshow: false, + slideshowAuto: true, + slideshowSpeed: 2500, + slideshowStart: "start slideshow", + slideshowStop: "stop slideshow", + photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/i, + + // alternate image paths for high-res displays + retinaImage: false, + retinaUrl: false, + retinaSuffix: '@2x.$1', + // internationalization current: "image {current} of {total}", previous: "previous", next: "next", @@ -39,31 +65,29 @@ xhrError: "This content failed to load.", imgError: "This image failed to load.", - open: false, + // accessbility returnFocus: true, - reposition: true, - loop: true, - slideshow: false, - slideshowAuto: true, - slideshowSpeed: 2500, - slideshowStart: "start slideshow", - slideshowStop: "stop slideshow", + trapFocus: true, + + // callbacks onOpen: false, onLoad: false, onComplete: false, onCleanup: false, onClosed: false, - overlayClose: true, - escKey: true, - arrowKey: true, - top: false, - bottom: false, - left: false, - right: false, - fixed: false, - data: undefined + + rel: function() { + return this.rel; + }, + href: function() { + // using this.href would give the absolute url, when the href may have been inteded as a selector (e.g. '#container') + return $(this).attr('href'); + }, + title: function() { + return this.title; + } }, - + // Abstracting the HTML and event identifiers for easy rebranding colorbox = 'colorbox', prefix = 'cbox', @@ -76,11 +100,6 @@ event_cleanup = prefix + '_cleanup', event_closed = prefix + '_closed', event_purge = prefix + '_purge', - - // Special Handling for IE - isIE = !$.support.leadingWhitespace, // IE6 to IE8 - isIE6 = isIE && !window.XMLHttpRequest, // IE6 - event_ie6 = prefix + '_IE6', // Cached jQuery Object Variables $overlay, @@ -103,7 +122,7 @@ $prev, $close, $groupControls, - $events = $({}), + $events = $('<a/>'), // $({}) would be prefered, but there is an issue with jQuery 1.4.2 // Variables for cached values or use across multiple functions settings, @@ -111,7 +130,6 @@ interfaceWidth, loadedHeight, loadedWidth, - element, index, photo, open, @@ -120,14 +138,15 @@ loadingTimer, publicMethod, div = "div", - className, + requests = 0, + previousCSS = {}, init; // **************** // HELPER FUNCTIONS // **************** - // Convience function for creating new jQuery objects + // Convenience function for creating new jQuery objects function $tag(tag, id, css) { var element = document.createElement(tag); @@ -141,6 +160,44 @@ return $(element); } + + // Get the window height using innerHeight when available to avoid an issue with iOS + // http://bugs.jquery.com/ticket/6724 + function winheight() { + return window.innerHeight ? window.innerHeight : $(window).height(); + } + + function Settings(element, options) { + if (options !== Object(options)) { + options = {}; + } + + this.cache = {}; + this.el = element; + + this.value = function(key) { + var dataAttr; + + if (this.cache[key] === undefined) { + dataAttr = $(this.el).attr('data-cbox-'+key); + + if (dataAttr !== undefined) { + this.cache[key] = dataAttr; + } else if (options[key] !== undefined) { + this.cache[key] = options[key]; + } else if (defaults[key] !== undefined) { + this.cache[key] = defaults[key]; + } + } + + return this.cache[key]; + }; + + this.get = function(key) { + var value = this.value(key); + return $.isFunction(value) ? value.call(this.el, this) : value; + }; + } // Determine the next and previous members in a group. function getIndex(increment) { @@ -153,224 +210,254 @@ // Convert '%' and 'px' values to integers function setSize(size, dimension) { - return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : $window.height()) / 100) : 1) * parseInt(size, 10)); + return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : winheight()) / 100) : 1) * parseInt(size, 10)); } // Checks an href to see if it is a photo. - // There is a force photo option (photo: true) for hrefs that cannot be matched by this regex. - function isImage(url) { - return settings.photo || /\.(gif|png|jp(e|g|eg)|bmp|ico)((#|\?).*)?$/i.test(url); + // There is a force photo option (photo: true) for hrefs that cannot be matched by the regex. + function isImage(settings, url) { + return settings.get('photo') || settings.get('photoRegex').test(url); } - // Assigns function results to their respective properties - function makeSettings() { - var i, - data = $.data(element, colorbox); - - if (data == null) { - settings = $.extend({}, defaults); - if (console && console.log) { - console.log('Error: cboxElement missing settings object'); - } - } else { - settings = $.extend({}, data); + function retinaUrl(settings, url) { + return settings.get('retinaUrl') && window.devicePixelRatio > 1 ? url.replace(settings.get('photoRegex'), settings.get('retinaSuffix')) : url; + } + + function trapFocus(e) { + if ('contains' in $box[0] && !$box[0].contains(e.target) && e.target !== $overlay[0]) { + e.stopPropagation(); + $box.focus(); } - - for (i in settings) { - if ($.isFunction(settings[i]) && i.slice(0, 2) !== 'on') { // checks to make sure the function isn't one of the callbacks, they will be handled at the appropriate time. - settings[i] = settings[i].call(element); - } + } + + function setClass(str) { + if (setClass.str !== str) { + $box.add($overlay).removeClass(setClass.str).addClass(str); + setClass.str = str; } + } + + function getRelated(rel) { + index = 0; - settings.rel = settings.rel || element.rel || $(element).data('rel') || 'nofollow'; - settings.href = settings.href || $(element).attr('href'); - settings.title = settings.title || element.title; - - if (typeof settings.href === "string") { - settings.href = $.trim(settings.href); + if (rel && rel !== false && rel !== 'nofollow') { + $related = $('.' + boxElement).filter(function () { + var options = $.data(this, colorbox); + var settings = new Settings(this, options); + return (settings.get('rel') === rel); + }); + index = $related.index(settings.el); + + // Check direct calls to Colorbox. + if (index === -1) { + $related = $related.add(settings.el); + index = $related.length - 1; + } + } else { + $related = $(settings.el); } } - function trigger(event, callback) { + function trigger(event) { // for external use $(document).trigger(event); - // for internal use - $events.trigger(event); + $events.triggerHandler(event); + } + + var slideshow = (function(){ + var active, + className = prefix + "Slideshow_", + click = "click." + prefix, + timeOut; - if ($.isFunction(callback)) { - callback.call(element); + function clear () { + clearTimeout(timeOut); } - } - // Slideshow functionality - function slideshow() { - var - timeOut, - className = prefix + "Slideshow_", - click = "click." + prefix, - clear, - set, - start, - stop; - - if (settings.slideshow && $related[1]) { - clear = function () { - clearTimeout(timeOut); - }; + function set() { + if (settings.get('loop') || $related[index + 1]) { + clear(); + timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed')); + } + } - set = function () { - if (settings.loop || $related[index + 1]) { - timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed); - } - }; + function start() { + $slideshow + .html(settings.get('slideshowStop')) + .unbind(click) + .one(click, stop); - start = function () { - $slideshow - .html(settings.slideshowStop) - .unbind(click) - .one(click, stop); + $events + .bind(event_complete, set) + .bind(event_load, clear); - $events - .bind(event_complete, set) - .bind(event_load, clear) - .bind(event_cleanup, stop); + $box.removeClass(className + "off").addClass(className + "on"); + } - $box.removeClass(className + "off").addClass(className + "on"); - }; + function stop() { + clear(); - stop = function () { - clear(); - - $events - .unbind(event_complete, set) - .unbind(event_load, clear) - .unbind(event_cleanup, stop); - - $slideshow - .html(settings.slideshowStart) - .unbind(click) - .one(click, function () { - publicMethod.next(); - start(); - }); + $events + .unbind(event_complete, set) + .unbind(event_load, clear); + + $slideshow + .html(settings.get('slideshowStart')) + .unbind(click) + .one(click, function () { + publicMethod.next(); + start(); + }); - $box.removeClass(className + "on").addClass(className + "off"); - }; - - if (settings.slideshowAuto) { - start(); - } else { - stop(); - } - } else { - $box.removeClass(className + "off " + className + "on"); + $box.removeClass(className + "on").addClass(className + "off"); } - } - function launch(target) { - if (!closing) { - - element = target; - - makeSettings(); - - $related = $(element); - - index = 0; - - if (settings.rel !== 'nofollow') { - $related = $('.' + boxElement).filter(function () { - var data = $.data(this, colorbox), - relRelated; + function reset() { + active = false; + $slideshow.hide(); + clear(); + $events + .unbind(event_complete, set) + .unbind(event_load, clear); + $box.removeClass(className + "off " + className + "on"); + } - if (data) { - relRelated = $(this).data('rel') || data.rel || this.rel; + return function(){ + if (active) { + if (!settings.get('slideshow')) { + $events.unbind(event_cleanup, reset); + reset(); + } + } else { + if (settings.get('slideshow') && $related[1]) { + active = true; + $events.one(event_cleanup, reset); + if (settings.get('slideshowAuto')) { + start(); + } else { + stop(); } - - return (relRelated === settings.rel); - }); - index = $related.index(element); - - // Check direct calls to ColorBox. - if (index === -1) { - $related = $related.add(element); - index = $related.length - 1; + $slideshow.show(); } } + }; + + }()); + + + function launch(element) { + var options; + + if (!closing) { + + options = $(element).data(colorbox); + + settings = new Settings(element, options); + getRelated(settings.get('rel')); + if (!open) { open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys. + + setClass(settings.get('className')); // Show colorbox so the sizes can be calculated in older versions of jQuery - $box.css({visibility:'hidden', display:'block'}); + $box.css({visibility:'hidden', display:'block', opacity:''}); - $loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden').appendTo($content); + $loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden; visibility:hidden'); + $content.css({width:'', height:''}).append($loaded); // Cache values needed for size calculations - interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();//Subtraction needed for IE6 + interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height(); interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width(); loadedHeight = $loaded.outerHeight(true); loadedWidth = $loaded.outerWidth(true); - if (settings.returnFocus) { - $(element).blur(); - $events.one(event_closed, function () { - $(element).focus(); - }); - } - - $overlay.css({ - opacity: parseFloat(settings.opacity), - cursor: settings.overlayClose ? "pointer" : "auto", - visibility: 'visible' - }).show(); - - // Opens inital empty ColorBox prior to content being loaded. - settings.w = setSize(settings.initialWidth, 'x'); - settings.h = setSize(settings.initialHeight, 'y'); + // Opens inital empty Colorbox prior to content being loaded. + var initialWidth = setSize(settings.get('initialWidth'), 'x'); + var initialHeight = setSize(settings.get('initialHeight'), 'y'); + var maxWidth = settings.get('maxWidth'); + var maxHeight = settings.get('maxHeight'); + + settings.w = (maxWidth !== false ? Math.min(initialWidth, setSize(maxWidth, 'x')) : initialWidth) - loadedWidth - interfaceWidth; + settings.h = (maxHeight !== false ? Math.min(initialHeight, setSize(maxHeight, 'y')) : initialHeight) - loadedHeight - interfaceHeight; + + $loaded.css({width:'', height:settings.h}); publicMethod.position(); - if (isIE6) { - $window.bind('resize.' + event_ie6 + ' scroll.' + event_ie6, function () { - $overlay.css({width: $window.width(), height: $window.height(), top: $window.scrollTop(), left: $window.scrollLeft()}); - }).trigger('resize.' + event_ie6); - } - - slideshow(); + trigger(event_open); + settings.get('onOpen'); - trigger(event_open, settings.onOpen); - $groupControls.add($title).hide(); + + $box.focus(); - $close.html(settings.close).show(); + if (settings.get('trapFocus')) { + // Confine focus to the modal + // Uses event capturing that is not supported in IE8- + if (document.addEventListener) { + + document.addEventListener('focus', trapFocus, true); + + $events.one(event_closed, function () { + document.removeEventListener('focus', trapFocus, true); + }); + } + } + + // Return focus on closing + if (settings.get('returnFocus')) { + $events.one(event_closed, function () { + $(settings.el).focus(); + }); + } } + + var opacity = parseFloat(settings.get('opacity')); + $overlay.css({ + opacity: opacity === opacity ? opacity : '', + cursor: settings.get('overlayClose') ? 'pointer' : '', + visibility: 'visible' + }).show(); - publicMethod.load(true); + if (settings.get('closeButton')) { + $close.html(settings.get('close')).appendTo($content); + } else { + $close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4 + } + + load(); } } - // ColorBox's markup needs to be added to the DOM prior to being called + // Colorbox's markup needs to be added to the DOM prior to being called // so that the browser will go ahead and load the CSS background images. function appendHTML() { - if (!$box && document.body) { + if (!$box) { init = false; - $window = $(window); - $box = $tag(div).attr({id: colorbox, 'class': isIE ? prefix + (isIE6 ? 'IE6' : 'IE') : ''}).hide(); - $overlay = $tag(div, "Overlay", isIE6 ? 'position:absolute' : '').hide(); - $loadingOverlay = $tag(div, "LoadingOverlay").add($tag(div, "LoadingGraphic")); + $box = $tag(div).attr({ + id: colorbox, + 'class': $.support.opacity === false ? prefix + 'IE' : '', // class for optional IE8 & lower targeted CSS. + role: 'dialog', + tabindex: '-1' + }).hide(); + $overlay = $tag(div, "Overlay").hide(); + $loadingOverlay = $([$tag(div, "LoadingOverlay")[0],$tag(div, "LoadingGraphic")[0]]); $wrap = $tag(div, "Wrapper"); $content = $tag(div, "Content").append( $title = $tag(div, "Title"), $current = $tag(div, "Current"), - $next = $tag(div, "Next"), - $prev = $tag(div, "Previous"), - $slideshow = $tag(div, "Slideshow"), - $close = $tag(div, "Close") + $prev = $('<button type="button"/>').attr({id:prefix+'Previous'}), + $next = $('<button type="button"/>').attr({id:prefix+'Next'}), + $slideshow = $tag('button', "Slideshow"), + $loadingOverlay ); + + $close = $('<button type="button"/>').attr({id:prefix+'Close'}); - $wrap.append( // The 3x3 Grid that makes up ColorBox + $wrap.append( // The 3x3 Grid that makes up Colorbox $tag(div).append( $tag(div, "TopLeft"), $topBorder = $tag(div, "TopCenter"), @@ -388,20 +475,21 @@ ) ).find('div div').css({'float': 'left'}); - $loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none'); + $loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none; max-width:none;'); $groupControls = $next.add($prev).add($current).add($slideshow); - + } + if (document.body && !$box.parent().length) { $(document.body).append($overlay, $box.append($wrap, $loadingBay)); } } - // Add ColorBox's event bindings + // Add Colorbox's event bindings function addBindings() { function clickHandler(e) { // ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt. // See: http://jacklmoore.com/notes/click-events/ - if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey)) { + if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) { e.preventDefault(); launch(this); } @@ -422,7 +510,7 @@ publicMethod.close(); }); $overlay.click(function () { - if (settings.overlayClose) { + if (settings.get('overlayClose')) { publicMethod.close(); } }); @@ -430,11 +518,11 @@ // Key Bindings $(document).bind('keydown.' + prefix, function (e) { var key = e.keyCode; - if (open && settings.escKey && key === 27) { + if (open && settings.get('escKey') && key === 27) { e.preventDefault(); publicMethod.close(); } - if (open && settings.arrowKey && $related[1]) { + if (open && settings.get('arrowKey') && $related[1] && !e.altKey) { if (key === 37) { e.preventDefault(); $prev.click(); @@ -446,8 +534,12 @@ }); if ($.isFunction($.fn.on)) { + // For jQuery 1.7+ $(document).on('click.'+prefix, '.'+boxElement, clickHandler); - } else { // For jQuery 1.3.x -> 1.6.x + } 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. $('.'+boxElement).live('click.'+prefix, clickHandler); } } @@ -456,8 +548,8 @@ return false; } - // Don't do anything if ColorBox already exists. - if ($.colorbox) { + // Don't do anything if Colorbox already exists. + if ($[colorbox]) { return; } @@ -467,39 +559,49 @@ // **************** // PUBLIC FUNCTIONS - // Usage format: $.fn.colorbox.close(); - // Usage from within an iframe: parent.$.fn.colorbox.close(); + // Usage format: $.colorbox.close(); + // Usage from within an iframe: parent.jQuery.colorbox.close(); // **************** publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) { - var $this = this; - + var settings; + var $obj = this; + options = options || {}; + + if ($.isFunction($obj)) { // assume a call to $.colorbox + $obj = $('<a/>'); + options.open = true; + } else if (!$obj[0]) { // colorbox being applied to empty collection + return $obj; + } + + + if (!$obj[0]) { // colorbox being applied to empty collection + return $obj; + } appendHTML(); if (addBindings()) { - if ($.isFunction($this)) { // assume a call to $.colorbox - $this = $('<a/>'); - options.open = true; - } else if (!$this[0]) { // colorbox being applied to empty collection - return $this; - } - + if (callback) { options.onComplete = callback; } - - $this.each(function () { - $.data(this, colorbox, $.extend({}, $.data(this, colorbox) || defaults, options)); + + $obj.each(function () { + var old = $.data(this, colorbox) || {}; + $.data(this, colorbox, $.extend(old, options)); }).addClass(boxElement); + + settings = new Settings($obj[0], options); - if (($.isFunction(options.open) && options.open.call($this)) || options.open) { - launch($this[0]); + if (settings.get('open')) { + launch($obj[0]); } } - return $this; + return $obj; }; publicMethod.position = function (speed, loadedCallback) { @@ -519,7 +621,7 @@ scrollTop = $window.scrollTop(); scrollLeft = $window.scrollLeft(); - if (settings.fixed && !isIE6) { + if (settings.get('fixed')) { offset.top -= scrollTop; offset.left -= scrollLeft; $box.css({position: 'fixed'}); @@ -530,46 +632,58 @@ } // keeps the top and left positions within the browser's viewport. - if (settings.right !== false) { - left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.right, 'x'), 0); - } else if (settings.left !== false) { - left += setSize(settings.left, 'x'); + 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.bottom !== false) { - top += Math.max($window.height() - settings.h - loadedHeight - interfaceHeight - setSize(settings.bottom, 'y'), 0); - } else if (settings.top !== false) { - top += setSize(settings.top, 'y'); + if (settings.get('bottom') !== false) { + top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.get('bottom'), 'y'), 0); + } else if (settings.get('top') !== false) { + top += setSize(settings.get('top'), 'y'); } else { - top += Math.round(Math.max($window.height() - settings.h - loadedHeight - interfaceHeight, 0) / 2); + top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2); } $box.css({top: offset.top, left: offset.left, visibility:'visible'}); - - // setting the speed to 0 to reduce the delay between same-sized content. - speed = ($box.width() === settings.w + loadedWidth && $box.height() === settings.h + loadedHeight) ? 0 : speed || 0; // 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(that) { - $topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = (parseInt(that.style.width,10) - interfaceWidth)+'px'; - $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = (parseInt(that.style.height,10) - interfaceHeight)+'px'; + 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}; - if(speed===0){ // temporary workaround to side-step jQuery-UI 1.8 bug (http://bugs.jquery.com/ticket/12273) + // 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, + duration: speed || 0, complete: function () { - modalDimensions(this); + modalDimensions(); active = false; @@ -577,47 +691,57 @@ $wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px"; $wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px"; - if (settings.reposition) { + if (settings.get('reposition')) { setTimeout(function () { // small delay before binding onresize due to an IE8 bug. $window.bind('resize.' + prefix, publicMethod.position); }, 1); } - if (loadedCallback) { + if ($.isFunction(loadedCallback)) { loadedCallback(); } }, - step: function () { - modalDimensions(this); - } + 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.transition === "none" ? 0 : settings.speed); + publicMethod.position(settings.get('transition') === "none" ? 0 : settings.get('speed')); } }; @@ -626,9 +750,9 @@ return; } - var callback, speed = settings.transition === "none" ? 0 : settings.speed; - - $loaded.empty().remove(); // Using empty first may prevent some IE7 issues. + var callback, speed = settings.get('transition') === "none" ? 0 : settings.get('speed'); + + $loaded.remove(); $loaded = $tag(div, 'LoadedContent').append(object); @@ -645,81 +769,65 @@ $loaded.hide() .appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations. - .css({width: getWidth(), overflow: settings.scrolling ? 'auto' : 'hidden'}) + .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', marginLeft: 'auto', marginRight: 'auto'}); $(photo).css({'float': 'none'}); - + setClass(settings.get('className')); + callback = function () { var total = $related.length, iframe, - frameBorder = 'frameBorder', - allowTransparency = 'allowTransparency', complete; if (!open) { return; } - function removeFilter() { - if (isIE) { + function removeFilter() { // Needed for IE8 in versions of jQuery prior to 1.7.2 + if ($.support.opacity === false) { $box[0].style.removeAttribute('filter'); } } complete = function () { clearTimeout(loadingTimer); - $loadingOverlay.remove(); - trigger(event_complete, settings.onComplete); + $loadingOverlay.hide(); + trigger(event_complete); + settings.get('onComplete'); }; + - if (isIE) { - //This fadeIn helps the bicubic resampling to kick-in. - if (photo) { - $loaded.fadeIn(100); - } - } - - $title.html(settings.title).add($loaded).show(); + $title.html(settings.get('title')).show(); + $loaded.show(); if (total > 1) { // handle grouping - if (typeof settings.current === "string") { - $current.html(settings.current.replace('{current}', index + 1).replace('{total}', total)).show(); + if (typeof settings.get('current') === "string") { + $current.html(settings.get('current').replace('{current}', index + 1).replace('{total}', total)).show(); } - $next[(settings.loop || index < total - 1) ? "show" : "hide"]().html(settings.next); - $prev[(settings.loop || index) ? "show" : "hide"]().html(settings.previous); + $next[(settings.get('loop') || index < total - 1) ? "show" : "hide"]().html(settings.get('next')); + $prev[(settings.get('loop') || index) ? "show" : "hide"]().html(settings.get('previous')); - if (settings.slideshow) { - $slideshow.show(); - } + slideshow(); // Preloads images within a rel group - if (settings.preloading) { + if (settings.get('preloading')) { $.each([getIndex(-1), getIndex(1)], function(){ - var src, - img, + var img, i = $related[this], - data = $.data(i, colorbox); - - if (data && data.href) { - src = data.href; - if ($.isFunction(src)) { - src = src.call(i); - } - } else { - src = $(i).attr('href'); - } + settings = new Settings(i, $.data(i, colorbox)), + src = settings.get('href'); - if (src && (isImage(src) || data.photo)) { - img = new Image(); + if (src && isImage(settings, src)) { + src = retinaUrl(settings, src); + img = document.createElement('img'); img.src = src; } }); @@ -728,29 +836,27 @@ $groupControls.hide(); } - if (settings.iframe) { - iframe = $tag('iframe')[0]; + if (settings.get('iframe')) { + iframe = document.createElement('iframe'); - if (frameBorder in iframe) { - iframe[frameBorder] = 0; + if ('frameBorder' in iframe) { + iframe.frameBorder = 0; } - if (allowTransparency in iframe) { - iframe[allowTransparency] = "true"; + if ('allowTransparency' in iframe) { + iframe.allowTransparency = "true"; } - if (!settings.scrolling) { + if (!settings.get('scrolling')) { iframe.scrolling = "no"; } $(iframe) .attr({ - src: settings.href, + src: settings.get('href'), name: (new Date()).getTime(), // give the iframe a unique name to prevent caching 'class': prefix + 'Iframe', - allowFullScreen : true, // allow HTML5 video to go fullscreen - webkitAllowFullScreen : true, - mozallowfullscreen : true + allowFullScreen : true // allow HTML5 video to go fullscreen }) .one('load', complete) .appendTo($loaded); @@ -759,21 +865,21 @@ iframe.src = "//about:blank"; }); - if (settings.fastIframe) { + if (settings.get('fastIframe')) { $(iframe).trigger('load'); } } else { complete(); } - if (settings.transition === 'fade') { + if (settings.get('transition') === 'fade') { $box.fadeTo(speed, 1, removeFilter); } else { removeFilter(); } }; - if (settings.transition === 'fade') { + if (settings.get('transition') === 'fade') { $box.fadeTo(speed, 0, function () { publicMethod.position(0, callback); }); @@ -782,38 +888,24 @@ } }; - publicMethod.load = function (launched) { - var href, setResize, prep = publicMethod.prep, $inline; + function load () { + var href, setResize, prep = publicMethod.prep, $inline, request = ++requests; active = true; photo = false; - element = $related[index]; - - if (!launched) { - makeSettings(); - } - - if (className) { - $box.add($overlay).removeClass(className); - } - if (settings.className) { - $box.add($overlay).addClass(settings.className); - } - className = settings.className; - trigger(event_purge); + trigger(event_load); + settings.get('onLoad'); - trigger(event_load, settings.onLoad); + settings.h = settings.get('height') ? + setSize(settings.get('height'), 'y') - loadedHeight - interfaceHeight : + settings.get('innerHeight') && setSize(settings.get('innerHeight'), 'y'); - settings.h = settings.height ? - setSize(settings.height, 'y') - loadedHeight - interfaceHeight : - settings.innerHeight && setSize(settings.innerHeight, 'y'); - - settings.w = settings.width ? - setSize(settings.width, 'x') - loadedWidth - interfaceWidth : - settings.innerWidth && setSize(settings.innerWidth, 'x'); + 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; @@ -821,153 +913,176 @@ // 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.maxWidth) { - settings.mw = setSize(settings.maxWidth, 'x') - loadedWidth - interfaceWidth; + 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.maxHeight) { - settings.mh = setSize(settings.maxHeight, 'y') - loadedHeight - interfaceHeight; + 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.href; + href = settings.get('href'); loadingTimer = setTimeout(function () { - $loadingOverlay.appendTo($content); + $loadingOverlay.show(); }, 100); - if (settings.inline) { + if (settings.get('inline')) { + var $target = $(href); // 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 = $tag(div).hide().insertBefore($(href)[0]); + // 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 () { - $inline.replaceWith($loaded.children()); + $inline.replaceWith($target); }); - prep($(href)); - } else if (settings.iframe) { + prep($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.html) { - prep(settings.html); - } else if (isImage(href)) { - $(photo = new Image()) + } else if (settings.get('html')) { + prep(settings.get('html')); + } else if (isImage(settings, href)) { + + href = retinaUrl(settings, href); + + photo = new Image(); + + $(photo) .addClass(prefix + 'Photo') .bind('error',function () { - settings.title = false; - prep($tag(div, 'Error').html(settings.imgError)); + prep($tag(div, 'Error').html(settings.get('imgError'))); }) .one('load', function () { - var percent; - - if (settings.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 (request !== requests) { + return; + } + + // A small pause because some browsers will occassionaly report a + // img.width and img.height of zero immediately after the img.onload fires + setTimeout(function(){ + var percent; + + $.each(['alt', 'longdesc', 'aria-describedby'], function(i,val){ + var attr = $(settings.el).attr(val) || $(settings.el).attr('data-'+val); + if (attr) { + photo.setAttribute(val, attr); + } + }); + + if (settings.get('retinaImage') && window.devicePixelRatio > 1) { + photo.height = photo.height / window.devicePixelRatio; + photo.width = photo.width / window.devicePixelRatio; } - if (settings.mh && photo.height > settings.mh) { - percent = (photo.height - settings.mh) / photo.height; - setResize(); + + if (settings.get('scalePhotos')) { + setResize = function () { + photo.height -= photo.height * percent; + photo.width -= photo.width * percent; + }; + if (settings.mw && photo.width > settings.mw) { + percent = (photo.width - settings.mw) / photo.width; + setResize(); + } + if (settings.mh && photo.height > settings.mh) { + percent = (photo.height - settings.mh) / photo.height; + setResize(); + } } - } - - if (settings.h) { - photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px'; - } - - if ($related[1] && (settings.loop || $related[index + 1])) { - photo.style.cursor = 'pointer'; - photo.onclick = function () { - publicMethod.next(); - }; - } - - if (isIE) { - photo.style.msInterpolationMode = 'bicubic'; - } - - setTimeout(function () { // A pause because Chrome will sometimes report a 0 by 0 size otherwise. + + if (settings.h) { + photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px'; + } + + if ($related[1] && (settings.get('loop') || $related[index + 1])) { + photo.style.cursor = 'pointer'; + photo.onclick = function () { + publicMethod.next(); + }; + } + + photo.style.width = photo.width + 'px'; + photo.style.height = photo.height + 'px'; prep(photo); }, 1); }); - setTimeout(function () { // A pause because Opera 10.6+ will sometimes not run the onload function otherwise. - photo.src = href; - }, 1); + photo.src = href; + } else if (href) { - $loadingBay.load(href, settings.data, function (data, status) { - prep(status === 'error' ? $tag(div, 'Error').html(settings.xhrError) : $(this).contents()); + $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.loop || $related[index + 1])) { + if (!active && $related[1] && (settings.get('loop') || $related[index + 1])) { index = getIndex(1); - publicMethod.load(); + launch($related[index]); } }; publicMethod.prev = function () { - if (!active && $related[1] && (settings.loop || index)) { + if (!active && $related[1] && (settings.get('loop') || index)) { index = getIndex(-1); - publicMethod.load(); + launch($related[index]); } }; - // Note: to use this within an iframe use the following format: parent.$.fn.colorbox.close(); + // 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); - trigger(event_cleanup, settings.onCleanup); - - $window.unbind('.' + prefix + ' .' + event_ie6); - - $overlay.fadeTo(200, 0); - - $box.stop().fadeTo(300, 0, function () { - - $box.add($overlay).css({'opacity': 1, cursor: 'auto'}).hide(); - + $box.stop().fadeTo(settings.get('fadeOut') || 0, 0, function () { + $box.hide(); + $overlay.hide(); trigger(event_purge); - - $loaded.empty().remove(); // Using empty first may prevent some IE7 issues. + $loaded.remove(); setTimeout(function () { closing = false; - trigger(event_closed, settings.onClosed); + trigger(event_closed); + settings.get('onClosed'); }, 1); }); } }; - // Removes changes ColorBox made to the document, but does not remove the plugin - // from jQuery. + // Removes changes Colorbox made to the document, but does not remove the plugin. publicMethod.remove = function () { - $([]).add($box).add($overlay).remove(); + if (!$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); + $(document).unbind('click.'+prefix).unbind('keydown.'+prefix); }; - // A method for fetching the current element ColorBox is referencing. + // A method for fetching the current element Colorbox is referencing. // returns a jQuery object. publicMethod.element = function () { - return $(element); + return $(settings.el); }; publicMethod.settings = defaults; |