Blame | Last modification | View Log | RSS feed
/*!jQuery Colorbox v1.4.15 - 2013-04-22(c) 2013 Jack Moore - jacklmoore.com/colorboxlicense: http://www.opensource.org/licenses/mit-license.php*/(function ($, document, window) {var// Default settings object.// See http://jacklmoore.com/colorbox for details.defaults = {transition: "elastic",speed: 300,fadeOut: 300,width: false,initialWidth: "600",innerWidth: false,maxWidth: false,height: false,initialHeight: "450",innerHeight: false,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,// alternate image paths for high-res displaysretinaImage: false,retinaUrl: false,retinaSuffix: '@2x.$1',// internationalizationcurrent: "image {current} of {total}",previous: "previous",next: "next",close: "close",xhrError: "This content failed to load.",imgError: "This image failed to load.",open: false,returnFocus: true,reposition: true,loop: true,slideshow: false,slideshowAuto: true,slideshowSpeed: 2500,slideshowStart: "start slideshow",slideshowStop: "stop slideshow",photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp)((#|\?).*)?$/i,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},// Abstracting the HTML and event identifiers for easy rebrandingcolorbox = 'colorbox',prefix = 'cbox',boxElement = prefix + 'Element',// Eventsevent_open = prefix + '_open',event_load = prefix + '_load',event_complete = prefix + '_complete',event_cleanup = prefix + '_cleanup',event_closed = prefix + '_closed',event_purge = prefix + '_purge',// Cached jQuery Object Variables$overlay,$box,$wrap,$content,$topBorder,$leftBorder,$rightBorder,$bottomBorder,$related,$window,$loaded,$loadingBay,$loadingOverlay,$title,$current,$slideshow,$next,$prev,$close,$groupControls,$events = $('<a/>'),// Variables for cached values or use across multiple functionssettings,interfaceHeight,interfaceWidth,loadedHeight,loadedWidth,element,index,photo,open,active,closing,loadingTimer,publicMethod,div = "div",className,requests = 0,init;// ****************// HELPER FUNCTIONS// ****************// Convenience function for creating new jQuery objectsfunction $tag(tag, id, css) {var element = document.createElement(tag);if (id) {element.id = prefix + id;}if (css) {element.style.cssText = css;}return $(element);}// Get the window height using innerHeight when available to avoid an issue with iOS// http://bugs.jquery.com/ticket/6724function winheight() {return window.innerHeight ? window.innerHeight : $(window).height();}// Determine the next and previous members in a group.function getIndex(increment) {varmax = $related.length,newIndex = (index + increment) % max;return (newIndex < 0) ? max + newIndex : newIndex;}// Convert '%' and 'px' values to integersfunction setSize(size, dimension) {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 the regex.function isImage(settings, url) {return settings.photo || settings.photoRegex.test(url);}function retinaUrl(settings, url) {return settings.retinaUrl && window.devicePixelRatio > 1 ? url.replace(settings.photoRegex, settings.retinaSuffix) : url;}function trapFocus(e) {if ('contains' in $box[0] && !$box[0].contains(e.target)) {e.stopPropagation();$box.focus();}}// Assigns function results to their respective propertiesfunction 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 = $.extend({}, data);}for (i in settings) {if ($.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);}}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 = $.trim(settings.href);}}function trigger(event, callback) {// for external use$(document).trigger(event);// for internal use$events.trigger(event);if ($.isFunction(callback)) {callback.call(element);}}// Slideshow functionalityfunction slideshow() {vartimeOut,className = prefix + "Slideshow_",click = "click." + prefix,clear,set,start,stop;if (settings.slideshow && $related[1]) {clear = function () {clearTimeout(timeOut);};set = function () {if (settings.loop || $related[index + 1]) {timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);}};start = function () {$slideshow.html(settings.slideshowStop).unbind(click).one(click, stop);$events.bind(event_complete, set).bind(event_load, clear).bind(event_cleanup, stop);$box.removeClass(className + "off").addClass(className + "on");};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();});$box.removeClass(className + "on").addClass(className + "off");};if (settings.slideshowAuto) {start();} else {stop();}} else {$box.removeClass(className + "off " + className + "on");}}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;if (data) {relRelated = $(this).data('rel') || data.rel || this.rel;}return (relRelated === settings.rel);});index = $related.index(element);// Check direct calls to Colorbox.if (index === -1) {$related = $related.add(element);index = $related.length - 1;}}$overlay.css({opacity: parseFloat(settings.opacity),cursor: settings.overlayClose ? "pointer" : "auto",visibility: 'visible'}).show();if (className) {$box.add($overlay).removeClass(className);}if (settings.className) {$box.add($overlay).addClass(settings.className);}className = settings.className;$close.html(settings.close).show();if (!open) {open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.// Show colorbox so the sizes can be calculated in older versions of jQuery$box.css({visibility:'hidden', display:'block'});$loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden').appendTo($content);// Cache values needed for size calculationsinterfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();loadedHeight = $loaded.outerHeight(true);loadedWidth = $loaded.outerWidth(true);// Opens inital empty Colorbox prior to content being loaded.settings.w = setSize(settings.initialWidth, 'x');settings.h = setSize(settings.initialHeight, 'y');publicMethod.position();slideshow();trigger(event_open, settings.onOpen);$groupControls.add($title).hide();$box.focus();// Confine focus to the modal// Uses event capturing that is not supported in IE8-if (document.addEventListener) {document.addEventListener('focus', trapFocus, true);$events.one(event_closed, function () {document.removeEventListener('focus', trapFocus, true);});}// Return focus on closingif (settings.returnFocus) {$events.one(event_closed, function () {$(element).focus();});}}load();}}// Colorbox's markup needs to be added to the DOM prior to being called// so that the browser will go ahead and load the CSS background images.function appendHTML() {if (!$box && document.body) {init = false;$window = $(window);$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 = $tag(div, "LoadingOverlay").add($tag(div, "LoadingGraphic"));$wrap = $tag(div, "Wrapper");$content = $tag(div, "Content").append($title = $tag(div, "Title"),$current = $tag(div, "Current"),$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$tag(div).append($tag(div, "TopLeft"),$topBorder = $tag(div, "TopCenter"),$tag(div, "TopRight")),$tag(div, false, 'clear:left').append($leftBorder = $tag(div, "MiddleLeft"),$content,$rightBorder = $tag(div, "MiddleRight")),$tag(div, false, 'clear:left').append($tag(div, "BottomLeft"),$bottomBorder = $tag(div, "BottomCenter"),$tag(div, "BottomRight"))).find('div div').css({'float': 'left'});$loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none');$groupControls = $next.add($prev).add($current).add($slideshow);$(document.body).append($overlay, $box.append($wrap, $loadingBay));}}// Add Colorbox's event bindingsfunction addBindings() {function clickHandler(e) {// ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt.// See: http://jacklmoore.com/notes/click-events/if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.control)) {e.preventDefault();launch(this);}}if ($box) {if (!init) {init = true;// 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.overlayClose) {publicMethod.close();}});// Key Bindings$(document).bind('keydown.' + prefix, function (e) {var key = e.keyCode;if (open && settings.escKey && key === 27) {e.preventDefault();publicMethod.close();}if (open && settings.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 $this = this;options = options || {};appendHTML();if (addBindings()) {if ($.isFunction($this)) { // assume a call to $.colorbox$this = $('<a/>');options.open = true;} else if (!$this[0]) { // colorbox being applied to empty collectionreturn $this;}if (callback) {options.onComplete = callback;}$this.each(function () {$.data(this, colorbox, $.extend({}, $.data(this, colorbox) || defaults, options));}).addClass(boxElement);if (($.isFunction(options.open) && options.open.call($this)) || options.open) {launch($this[0]);}}return $this;};publicMethod.position = function (speed, loadedCallback) {varcss,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 = $window.scrollLeft();if (settings.fixed) {offset.top -= scrollTop;offset.left -= scrollLeft;$box.css({position: 'fixed'});} else {top = scrollTop;left = scrollLeft;$box.css({position: 'absolute'});}// keeps the top and left positions within the browser's viewport.if (settings.right !== false) {left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.right, 'x'), 0);} else if (settings.left !== false) {left += setSize(settings.left, 'x');} else {left += Math.round(Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2);}if (settings.bottom !== false) {top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.bottom, 'y'), 0);} else if (settings.top !== false) {top += setSize(settings.top, 'y');} else {top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2);}$box.css({top: offset.top, left: offset.left, visibility:'visible'});// 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 = $rightBorder[0].style.height = (parseInt(that.style.height,10) - interfaceHeight)+'px';}css = {width: settings.w + loadedWidth + interfaceWidth, height: settings.h + loadedHeight + interfaceHeight, top: top, left: left};if(speed===0){ // temporary workaround to side-step jQuery-UI 1.8 bug (http://bugs.jquery.com/ticket/12273)$box.css(css);}$box.dequeue().animate(css, {duration: speed,complete: function () {modalDimensions(this);active = false;// shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.$wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";$wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";if (settings.reposition) {setTimeout(function () { // small delay before binding onresize due to an IE8 bug.$window.bind('resize.' + prefix, publicMethod.position);}, 1);}if (loadedCallback) {loadedCallback();}},step: function () {modalDimensions(this);}});};publicMethod.resize = function (options) {if (open) {options = options || {};if (options.width) {settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;}if (options.innerWidth) {settings.w = setSize(options.innerWidth, 'x');}$loaded.css({width: settings.w});if (options.height) {settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;}if (options.innerHeight) {settings.h = setSize(options.innerHeight, 'y');}if (!options.innerHeight && !options.height) {$loaded.css({height: "auto"});settings.h = $loaded.height();}$loaded.css({height: settings.h});publicMethod.position(settings.transition === "none" ? 0 : settings.speed);}};publicMethod.prep = function (object) {if (!open) {return;}var callback, speed = settings.transition === "none" ? 0 : settings.speed;$loaded.empty().remove(); // Using empty first may prevent some IE7 issues.$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($loadingBay.show())// content has to be appended to the DOM for accurate size calculations..css({width: getWidth(), overflow: settings.scrolling ? 'auto' : 'hidden'}).css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height..prependTo($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'});callback = function () {var total = $related.length,iframe,frameBorder = 'frameBorder',allowTransparency = 'allowTransparency',complete;if (!open) {return;}function removeFilter() { // Needed for IE7 & IE8 in versions of jQuery prior to 1.7.2if ($.support.opacity === false) {$box[0].style.removeAttribute('filter');}}complete = function () {clearTimeout(loadingTimer);$loadingOverlay.hide();trigger(event_complete, settings.onComplete);};$title.html(settings.title).add($loaded).show();if (total > 1) { // handle groupingif (typeof settings.current === "string") {$current.html(settings.current.replace('{current}', index + 1).replace('{total}', total)).show();}$next[(settings.loop || index < total - 1) ? "show" : "hide"]().html(settings.next);$prev[(settings.loop || index) ? "show" : "hide"]().html(settings.previous);if (settings.slideshow) {$slideshow.show();}// Preloads images within a rel groupif (settings.preloading) {$.each([getIndex(-1), getIndex(1)], function(){var src,img,i = $related[this],data = $.data(i, colorbox);if (data && data.href) {src = data.href;if ($.isFunction(src)) {src = src.call(i);}} else {src = $(i).attr('href');}if (src && isImage(data, src)) {src = retinaUrl(data, src);img = new Image();img.src = src;}});}} else {$groupControls.hide();}if (settings.iframe) {iframe = $tag('iframe')[0];if (frameBorder in iframe) {iframe[frameBorder] = 0;}if (allowTransparency in iframe) {iframe[allowTransparency] = "true";}if (!settings.scrolling) {iframe.scrolling = "no";}$(iframe).attr({src: settings.href,name: (new Date()).getTime(), // give the iframe a unique name to prevent caching'class': prefix + 'Iframe',allowFullScreen : true, // allow HTML5 video to go fullscreenwebkitAllowFullScreen : true,mozallowfullscreen : true}).one('load', complete).appendTo($loaded);$events.one(event_purge, function () {iframe.src = "//about:blank";});if (settings.fastIframe) {$(iframe).trigger('load');}} else {complete();}if (settings.transition === 'fade') {$box.fadeTo(speed, 1, removeFilter);} else {removeFilter();}};if (settings.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;element = $related[index];makeSettings();trigger(event_purge);trigger(event_load, settings.onLoad);settings.h = settings.height ?setSize(settings.height, 'y') - loadedHeight - interfaceHeight :settings.innerHeight && setSize(settings.innerHeight, 'y');settings.w = settings.width ?setSize(settings.width, 'x') - loadedWidth - interfaceWidth :settings.innerWidth && setSize(settings.innerWidth, 'x');// Sets the minimum dimensions for use in image scalingsettings.mw = settings.w;settings.mh = settings.h;// Re-evaluate the minimum width and height based on maxWidth and maxHeight values.// If the width or height exceed the maxWidth or maxHeight, use the maximum values instead.if (settings.maxWidth) {settings.mw = setSize(settings.maxWidth, 'x') - loadedWidth - interfaceWidth;settings.mw = settings.w && settings.w < settings.mw ? settings.w : settings.mw;}if (settings.maxHeight) {settings.mh = setSize(settings.maxHeight, 'y') - loadedHeight - interfaceHeight;settings.mh = settings.h && settings.h < settings.mh ? settings.h : settings.mh;}href = settings.href;loadingTimer = setTimeout(function () {$loadingOverlay.show();}, 100);if (settings.inline) {// 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]);$events.one(event_purge, function () {$inline.replaceWith($loaded.children());});prep($(href));} else if (settings.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(settings, href)) {href = retinaUrl(settings, href);$(photo = new Image()).addClass(prefix + 'Photo').bind('error',function () {settings.title = false;prep($tag(div, 'Error').html(settings.imgError));}).one('load', function () {var percent;if (request !== requests) {return;}photo.alt = $(element).attr('alt') || $(element).attr('data-alt') || '';if (settings.retinaImage && window.devicePixelRatio > 1) {photo.height = photo.height / window.devicePixelRatio;photo.width = photo.width / window.devicePixelRatio;}if (settings.scalePhotos) {setResize = function () {photo.height -= photo.height * percent;photo.width -= photo.width * percent;};if (settings.mw && photo.width > settings.mw) {percent = (photo.width - settings.mw) / photo.width;setResize();}if (settings.mh && photo.height > settings.mh) {percent = (photo.height - settings.mh) / photo.height;setResize();}}if (settings.h) {photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px';}if ($related[1] && (settings.loop || $related[index + 1])) {photo.style.cursor = 'pointer';photo.onclick = function () {publicMethod.next();};}photo.style.width = photo.width + 'px';photo.style.height = photo.height + 'px';setTimeout(function () { // A pause because Chrome will sometimes report a 0 by 0 size otherwise.prep(photo);}, 1);});setTimeout(function () { // A pause because Opera 10.6+ will sometimes not run the onload function otherwise.photo.src = href;}, 1);} else if (href) {$loadingBay.load(href, settings.data, function (data, status) {if (request === requests) {prep(status === 'error' ? $tag(div, 'Error').html(settings.xhrError) : $(this).contents());}});}}// Navigates to the next page/image in a set.publicMethod.next = function () {if (!active && $related[1] && (settings.loop || $related[index + 1])) {index = getIndex(1);launch($related[index]);}};publicMethod.prev = function () {if (!active && $related[1] && (settings.loop || index)) {index = getIndex(-1);launch($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.onCleanup);$window.unbind('.' + prefix);$overlay.fadeTo(settings.fadeOut || 0, 0);$box.stop().fadeTo(settings.fadeOut || 0, 0, function () {$box.add($overlay).css({'opacity': 1, cursor: 'auto'}).hide();trigger(event_purge);$loaded.empty().remove(); // Using empty first may prevent some IE7 issues.setTimeout(function () {closing = false;trigger(event_closed, settings.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().remove();$overlay.remove();closing = false;$box = null;$('.' + boxElement).removeData(colorbox).removeClass(boxElement);$(document).unbind('click.'+prefix);};// A method for fetching the current element Colorbox is referencing.// returns a jQuery object.publicMethod.element = function () {return $(element);};publicMethod.settings = defaults;}(jQuery, document, window));