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author | B Stack <bgstack15@gmail.com> | 2021-02-01 09:07:23 -0500 |
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committer | B Stack <bgstack15@gmail.com> | 2021-02-01 09:07:23 -0500 |
commit | a4481dc007ff202882b783ed4b36e03a8b4c1d05 (patch) | |
tree | 0f8b5ccb6ea5e966e8d517b07936479ef49b3516 /bgstack15-gallery-theme/static/js/jquery.colorbox.js | |
download | gallery-a4481dc007ff202882b783ed4b36e03a8b4c1d05.tar.gz gallery-a4481dc007ff202882b783ed4b36e03a8b4c1d05.tar.bz2 gallery-a4481dc007ff202882b783ed4b36e03a8b4c1d05.zip |
initial commit
Diffstat (limited to 'bgstack15-gallery-theme/static/js/jquery.colorbox.js')
-rw-r--r-- | bgstack15-gallery-theme/static/js/jquery.colorbox.js | 1105 |
1 files changed, 1105 insertions, 0 deletions
diff --git a/bgstack15-gallery-theme/static/js/jquery.colorbox.js b/bgstack15-gallery-theme/static/js/jquery.colorbox.js new file mode 100644 index 0000000..12dd1b2 --- /dev/null +++ b/bgstack15-gallery-theme/static/js/jquery.colorbox.js @@ -0,0 +1,1105 @@ +/*! + Colorbox 1.6.4 + license: MIT + http://www.jacklmoore.com/colorbox +*/ +(function ($, document, window) { + var + // Default settings object. + // See http://jacklmoore.com/colorbox for details. + defaults = { + // data sources + html: false, + photo: false, + iframe: false, + inline: false, + + // behavior and appearance + transition: "elastic", + speed: 300, + fadeOut: 300, + width: false, + initialWidth: "600", + innerWidth: false, + maxWidth: false, + height: false, + initialHeight: "450", + innerHeight: false, + maxHeight: false, + scalePhotos: true, + scrolling: true, + opacity: 0.9, + preloading: true, + className: false, + overlayClose: true, + escKey: true, + arrowKey: true, + top: false, + bottom: false, + left: false, + right: false, + fixed: false, + data: undefined, + closeButton: true, + fastIframe: true, + open: false, + reposition: true, + loop: true, + slideshow: false, + slideshowAuto: true, + slideshowSpeed: 2500, + slideshowStart: "start slideshow", + slideshowStop: "stop slideshow", + photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/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", + close: "close", + xhrError: "This content failed to load.", + imgError: "This image failed to load.", + + // accessbility + returnFocus: true, + trapFocus: true, + + // callbacks + onOpen: false, + onLoad: false, + onComplete: false, + onCleanup: false, + onClosed: false, + + 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; + }, + createImg: function() { + var img = new Image(); + var attrs = $(this).data('cbox-img-attrs'); + + if (typeof attrs === 'object') { + $.each(attrs, function(key, val){ + img[key] = val; + }); + } + + return img; + }, + createIframe: function() { + var iframe = document.createElement('iframe'); + var attrs = $(this).data('cbox-iframe-attrs'); + + if (typeof attrs === 'object') { + $.each(attrs, function(key, val){ + iframe[key] = val; + }); + } + + if ('frameBorder' in iframe) { + iframe.frameBorder = 0; + } + if ('allowTransparency' in iframe) { + iframe.allowTransparency = "true"; + } + iframe.name = (new Date()).getTime(); // give the iframe a unique name to prevent caching + iframe.allowFullscreen = true; + + return iframe; + } + }, + + // Abstracting the HTML and event identifiers for easy rebranding + colorbox = 'colorbox', + prefix = 'cbox', + boxElement = prefix + 'Element', + + // Events + event_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/>'), // $({}) would be prefered, but there is an issue with jQuery 1.4.2 + + // Variables for cached values or use across multiple functions + settings, + interfaceHeight, + interfaceWidth, + loadedHeight, + loadedWidth, + index, + photo, + open, + active, + closing, + loadingTimer, + publicMethod, + div = "div", + requests = 0, + previousCSS = {}, + init; + + // **************** + // HELPER FUNCTIONS + // **************** + + // Convenience function for creating new jQuery objects + function $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/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) { + var + max = $related.length, + newIndex = (index + increment) % max; + + return (newIndex < 0) ? max + newIndex : newIndex; + } + + // Convert '%' and 'px' values to integers + function 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.get('photo') || settings.get('photoRegex').test(url); + } + + 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(); + } + } + + function setClass(str) { + if (setClass.str !== str) { + $box.add($overlay).removeClass(setClass.str).addClass(str); + setClass.str = str; + } + } + + function getRelated(rel) { + index = 0; + + 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) { + // for external use + $(document).trigger(event); + // for internal use + $events.triggerHandler(event); + } + + var slideshow = (function(){ + var active, + className = prefix + "Slideshow_", + click = "click." + prefix, + timeOut; + + function clear () { + clearTimeout(timeOut); + } + + function set() { + if (settings.get('loop') || $related[index + 1]) { + clear(); + timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed')); + } + } + + function start() { + $slideshow + .html(settings.get('slideshowStop')) + .unbind(click) + .one(click, stop); + + $events + .bind(event_complete, set) + .bind(event_load, clear); + + $box.removeClass(className + "off").addClass(className + "on"); + } + + function stop() { + clear(); + + $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"); + } + + function reset() { + active = false; + $slideshow.hide(); + clear(); + $events + .unbind(event_complete, set) + .unbind(event_load, clear); + $box.removeClass(className + "off " + className + "on"); + } + + 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(); + } + $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', opacity:''}); + + $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(); + 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. + 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 = Math.max((maxWidth !== false ? Math.min(initialWidth, setSize(maxWidth, 'x')) : initialWidth) - loadedWidth - interfaceWidth, 0); + settings.h = Math.max((maxHeight !== false ? Math.min(initialHeight, setSize(maxHeight, 'y')) : initialHeight) - loadedHeight - interfaceHeight, 0); + + $loaded.css({width:'', height:settings.h}); + publicMethod.position(); + + trigger(event_open); + settings.get('onOpen'); + + $groupControls.add($title).hide(); + + $box.focus(); + + 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(); + + if (settings.get('closeButton')) { + $close.html(settings.get('close')).appendTo($content); + } else { + $close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4 + } + + load(); + } + } + + // Colorbox's markup needs to be added to the DOM prior to being called + // so that the browser will go ahead and load the CSS background images. + function appendHTML() { + if (!$box) { + 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")[0],$tag(div, "LoadingGraphic")[0]]); + $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 = $('<button type="button"/>').attr({id:prefix+'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; max-width:none;'); + + $groupControls = $next.add($prev).add($current).add($slideshow); + } + if (document.body && !$box.parent().length) { + $(document.body).append($overlay, $box.append($wrap, $loadingBay)); + } + } + + // Add Colorbox's event bindings + function addBindings() { + function clickHandler(e) { + // ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt. + // See: http://jacklmoore.com/notes/click-events/ + if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) { + e.preventDefault(); + launch(this); + } + } + + if ($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.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 occassionaly 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)); |