mirror of
https://github.com/friendica/friendica
synced 2024-11-20 07:03:41 +00:00
975 lines
26 KiB
JavaScript
975 lines
26 KiB
JavaScript
/*
|
|
jQuery ColorBox v1.3.32 - 2013-01-31
|
|
(c) 2013 Jack Moore - jacklmoore.com/colorbox
|
|
license: http://www.opensource.org/licenses/mit-license.php
|
|
*/
|
|
(function ($, document, window) {
|
|
var
|
|
// Default settings object.
|
|
// See http://jacklmoore.com/colorbox for details.
|
|
defaults = {
|
|
transition: "elastic",
|
|
speed: 300,
|
|
width: false,
|
|
initialWidth: "600",
|
|
innerWidth: false,
|
|
maxWidth: false,
|
|
height: false,
|
|
initialHeight: "450",
|
|
innerHeight: false,
|
|
maxHeight: false,
|
|
scalePhotos: true,
|
|
scrolling: true,
|
|
inline: false,
|
|
html: false,
|
|
iframe: false,
|
|
fastIframe: true,
|
|
photo: false,
|
|
href: false,
|
|
title: false,
|
|
rel: false,
|
|
opacity: 0.9,
|
|
preloading: true,
|
|
className: false,
|
|
|
|
current: "image {current} of {total}",
|
|
previous: "previous",
|
|
next: "next",
|
|
close: "close",
|
|
xhrError: "This content failed to load.",
|
|
imgError: "This image failed to load.",
|
|
|
|
open: false,
|
|
returnFocus: true,
|
|
reposition: true,
|
|
loop: true,
|
|
slideshow: false,
|
|
slideshowAuto: true,
|
|
slideshowSpeed: 2500,
|
|
slideshowStart: "start slideshow",
|
|
slideshowStop: "stop slideshow",
|
|
onOpen: false,
|
|
onLoad: false,
|
|
onComplete: false,
|
|
onCleanup: false,
|
|
onClosed: false,
|
|
overlayClose: true,
|
|
escKey: true,
|
|
arrowKey: true,
|
|
top: false,
|
|
bottom: false,
|
|
left: false,
|
|
right: false,
|
|
fixed: false,
|
|
data: undefined
|
|
},
|
|
|
|
// Abstracting the HTML and event identifiers for easy rebranding
|
|
colorbox = 'colorbox',
|
|
prefix = 'cbox',
|
|
boxElement = prefix + 'Element',
|
|
|
|
// Events
|
|
event_open = prefix + '_open',
|
|
event_load = prefix + '_load',
|
|
event_complete = prefix + '_complete',
|
|
event_cleanup = prefix + '_cleanup',
|
|
event_closed = prefix + '_closed',
|
|
event_purge = prefix + '_purge',
|
|
|
|
// Special Handling for IE
|
|
isIE = !$.support.leadingWhitespace, // IE6 to IE8
|
|
isIE6 = isIE && !window.XMLHttpRequest, // IE6
|
|
event_ie6 = prefix + '_IE6',
|
|
|
|
// 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 = $({}),
|
|
|
|
// Variables for cached values or use across multiple functions
|
|
settings,
|
|
interfaceHeight,
|
|
interfaceWidth,
|
|
loadedHeight,
|
|
loadedWidth,
|
|
element,
|
|
index,
|
|
photo,
|
|
open,
|
|
active,
|
|
closing,
|
|
loadingTimer,
|
|
publicMethod,
|
|
div = "div",
|
|
className,
|
|
init;
|
|
|
|
// ****************
|
|
// HELPER FUNCTIONS
|
|
// ****************
|
|
|
|
// Convience 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);
|
|
}
|
|
|
|
// 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() : $window.height()) / 100) : 1) * parseInt(size, 10));
|
|
}
|
|
|
|
// Checks an href to see if it is a photo.
|
|
// There is a force photo option (photo: true) for hrefs that cannot be matched by this regex.
|
|
function isImage(url) {
|
|
return settings.photo || /\.(gif|png|jp(e|g|eg)|bmp|ico)((#|\?).*)?$/i.test(url);
|
|
}
|
|
|
|
// 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 = $.extend({}, data);
|
|
}
|
|
|
|
for (i in settings) {
|
|
if ($.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 functionality
|
|
function slideshow() {
|
|
var
|
|
timeOut,
|
|
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;
|
|
}
|
|
}
|
|
|
|
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 calculations
|
|
interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();//Subtraction needed for IE6
|
|
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');
|
|
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.onOpen);
|
|
|
|
$groupControls.add($title).hide();
|
|
|
|
$close.html(settings.close).show();
|
|
}
|
|
|
|
publicMethod.load(true);
|
|
}
|
|
}
|
|
|
|
// ColorBox's markup needs to be added to the DOM prior to being called
|
|
// so that the browser will go ahead and load the CSS background images.
|
|
function appendHTML() {
|
|
if (!$box && document.body) {
|
|
init = false;
|
|
|
|
$window = $(window);
|
|
$box = $tag(div).attr({id: colorbox, 'class': isIE ? prefix + (isIE6 ? 'IE6' : 'IE') : ''}).hide();
|
|
$overlay = $tag(div, "Overlay", isIE6 ? 'position:absolute' : '').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"),
|
|
$next = $tag(div, "Next"),
|
|
$prev = $tag(div, "Previous"),
|
|
$slideshow = $tag(div, "Slideshow"),
|
|
$close = $tag(div, "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, $loadingBay));
|
|
}
|
|
}
|
|
|
|
// Add ColorBox's event bindings
|
|
function addBindings() {
|
|
function clickHandler(e) {
|
|
// ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt.
|
|
// See: http://jacklmoore.com/notes/click-events/
|
|
if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey)) {
|
|
e.preventDefault();
|
|
launch(this);
|
|
}
|
|
}
|
|
|
|
if ($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]) {
|
|
if (key === 37) {
|
|
e.preventDefault();
|
|
$prev.click();
|
|
} else if (key === 39) {
|
|
e.preventDefault();
|
|
$next.click();
|
|
}
|
|
}
|
|
});
|
|
|
|
if ($.isFunction($.fn.on)) {
|
|
$(document).on('click.'+prefix, '.'+boxElement, clickHandler);
|
|
} else { // For jQuery 1.3.x -> 1.6.x
|
|
$('.'+boxElement).live('click.'+prefix, clickHandler);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Don't do anything if ColorBox already exists.
|
|
if ($.colorbox) {
|
|
return;
|
|
}
|
|
|
|
// Append the HTML when the DOM loads
|
|
$(appendHTML);
|
|
|
|
|
|
// ****************
|
|
// PUBLIC FUNCTIONS
|
|
// Usage format: $.fn.colorbox.close();
|
|
// Usage from within an iframe: parent.$.fn.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 collection
|
|
return $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) {
|
|
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.fixed && !isIE6) {
|
|
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($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2);
|
|
}
|
|
|
|
if (settings.bottom !== false) {
|
|
top += Math.max($window.height() - 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($window.height() - 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', marginLeft: 'auto', marginRight: 'auto'});
|
|
|
|
$(photo).css({'float': 'none'});
|
|
|
|
|
|
callback = function () {
|
|
var total = $related.length,
|
|
iframe,
|
|
frameBorder = 'frameBorder',
|
|
allowTransparency = 'allowTransparency',
|
|
complete;
|
|
|
|
if (!open) {
|
|
return;
|
|
}
|
|
|
|
function removeFilter() {
|
|
if (isIE) {
|
|
$box[0].style.removeAttribute('filter');
|
|
}
|
|
}
|
|
|
|
complete = function () {
|
|
clearTimeout(loadingTimer);
|
|
$loadingOverlay.remove();
|
|
trigger(event_complete, settings.onComplete);
|
|
};
|
|
|
|
if (isIE) {
|
|
//This fadeIn helps the bicubic resampling to kick-in.
|
|
if (photo) {
|
|
$loaded.fadeIn(100);
|
|
}
|
|
}
|
|
|
|
$title.html(settings.title).add($loaded).show();
|
|
|
|
if (total > 1) { // handle grouping
|
|
if (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 group
|
|
if (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(src) || data.photo)) {
|
|
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";
|
|
}
|
|
|
|
$(iframe)
|
|
.attr({
|
|
src: settings.href,
|
|
name: (new Date()).getTime(), // give the iframe a unique name to prevent caching
|
|
'class': prefix + 'Iframe',
|
|
allowFullScreen : true, // allow HTML5 video to go fullscreen
|
|
webkitAllowFullScreen : true,
|
|
mozallowfullscreen : true
|
|
})
|
|
.one('load', complete)
|
|
.appendTo($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);
|
|
}
|
|
};
|
|
|
|
publicMethod.load = function (launched) {
|
|
var href, setResize, prep = publicMethod.prep, $inline;
|
|
|
|
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.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 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.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 () {
|
|
$loadingOverlay.appendTo($content);
|
|
}, 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(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 (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();
|
|
};
|
|
}
|
|
|
|
if (isIE) {
|
|
photo.style.msInterpolationMode = 'bicubic';
|
|
}
|
|
|
|
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) {
|
|
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);
|
|
publicMethod.load();
|
|
}
|
|
};
|
|
|
|
publicMethod.prev = function () {
|
|
if (!active && $related[1] && (settings.loop || index)) {
|
|
index = getIndex(-1);
|
|
publicMethod.load();
|
|
}
|
|
};
|
|
|
|
// Note: to use this within an iframe use the following format: parent.$.fn.colorbox.close();
|
|
publicMethod.close = function () {
|
|
if (open && !closing) {
|
|
|
|
closing = true;
|
|
|
|
open = false;
|
|
|
|
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();
|
|
|
|
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
|
|
// from jQuery.
|
|
publicMethod.remove = function () {
|
|
$([]).add($box).add($overlay).remove();
|
|
$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));
|