mirror of
https://github.com/friendica/friendica
synced 2024-12-25 06:40:17 +00:00
1105 lines
28 KiB
JavaScript
1105 lines
28 KiB
JavaScript
/*!
|
|
Colorbox 1.6.3
|
|
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 = $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; 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);
|
|
// 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));
|