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| Current File : /home1/savoy/www/savoyglobal.net/gea/assets/js/jquery.colorbox.js |
// ColorBox v1.3.15 - a full featured, light-weight, customizable lightbox based on jQuery 1.3+
// Copyright (c) 2010 Jack Moore - jack@colorpowered.com
// Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
(function ($, window) {
var
// ColorBox Default Settings.
// See http://colorpowered.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,
photo: false,
href: false,
title: false,
rel: false,
opacity: 0.9,
preloading: true,
current: "image {current} of {total}",
previous: "previous",
next: "next",
close: "close",
open: false,
returnFocus: 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
},
// Abstracting the HTML and event identifiers for easy rebranding
colorbox = 'colorbox',
prefix = 'cbox',
// 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',
event_loaded = prefix + '_loaded',
// Special Handling for IE
isIE = $.browser.msie && !$.support.opacity, // feature detection alone gave a false positive on at least one phone browser and on some development versions of Chrome.
isIE6 = isIE && $.browser.version < 7,
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,
// Variables for cached values or use across multiple functions
interfaceHeight,
interfaceWidth,
loadedHeight,
loadedWidth,
element,
index,
settings,
open,
active,
closing = false,
publicMethod,
boxElement = prefix + 'Element';
// ****************
// HELPER FUNCTIONS
// ****************
// jQuery object generator to reduce code size
function $div(id, css) {
id = id ? ' id="' + prefix + id + '"' : '';
css = css ? ' style="' + css + '"' : '';
return $('<div' + id + css + '/>');
}
// Convert % values to pixels
function setSize(size, dimension) {
dimension = dimension === 'x' ? $window.width() : $window.height();
return (typeof size === 'string') ? Math.round((/%/.test(size) ? (dimension / 100) * parseInt(size, 10) : parseInt(size, 10))) : size;
}
// Checks an href to see if it is a photo.
// There is a force photo option (photo: true) for hrefs that cannot be matched by this regex.
function isImage(url) {
return settings.photo || /\.(gif|png|jpg|jpeg|bmp)(?:\?([^#]*))?(?:#(\.*))?$/i.test(url);
}
// Assigns function results to their respective settings. This allows functions to be used as values.
function process(settings) {
for (var i in settings) {
if ($.isFunction(settings[i]) && i.substring(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 || 'nofollow';
settings.href = settings.href || $(element).attr('href');
settings.title = settings.title || element.title;
return settings;
}
function trigger(event, callback) {
if (callback) {
callback.call(element);
}
$.event.trigger(event);
}
// Slideshow functionality
function slideshow() {
var
timeOut,
className = prefix + "Slideshow_",
click = "click." + prefix,
start,
stop,
clear;
if (settings.slideshow && $related[1]) {
start = function () {
$slideshow
.text(settings.slideshowStop)
.unbind(click)
.bind(event_complete, function () {
if (index < $related.length - 1 || settings.loop) {
timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
}
})
.bind(event_load, function () {
clearTimeout(timeOut);
})
.one(click + ' ' + event_cleanup, stop);
$box.removeClass(className + "off").addClass(className + "on");
timeOut = setTimeout(publicMethod.next, settings.slideshowSpeed);
};
stop = function () {
clearTimeout(timeOut);
$slideshow
.text(settings.slideshowStart)
.unbind([event_complete, event_load, event_cleanup, click].join(' '))
.one(click, start);
$box.removeClass(className + "on").addClass(className + "off");
};
if (settings.slideshowAuto) {
start();
} else {
stop();
}
}
}
function launch(elem) {
if (!closing) {
element = elem;
settings = process($.extend({}, $.data(element, colorbox)));
$related = $(element);
index = 0;
if (settings.rel !== 'nofollow') {
$related = $('.' + boxElement).filter(function () {
var relRelated = $.data(this, colorbox).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.
$box.show();
if (settings.returnFocus) {
try {
element.blur();
$(element).one(event_closed, function () {
try {
this.focus();
} catch (e) {
// do nothing
}
});
} catch (e) {
// do nothing
}
}
// +settings.opacity avoids a problem in IE when using non-zero-prefixed-string-values, like '.5'
$overlay.css({"opacity": +settings.opacity, "cursor": settings.overlayClose ? "pointer" : "auto"}).show();
// Opens inital empty ColorBox prior to content being loaded.
settings.w = setSize(settings.initialWidth, 'x');
settings.h = setSize(settings.initialHeight, 'y');
publicMethod.position(0);
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('scroll.' + event_ie6);
}
trigger(event_open, settings.onOpen);
$current.add($prev).add($next).add($slideshow).add($title).hide();
$close.html(settings.close).show();
}
publicMethod.load(true);
}
}
// ****************
// PUBLIC FUNCTIONS
// Usage format: $.fn.colorbox.close();
// Usage from within an iframe: parent.$.fn.colorbox.close();
// ****************
publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {
var $this = this, autoOpen;
if (!$this[0] && $this.selector) { // if a selector was given and it didn't match any elements, go ahead and exit.
return $this;
}
options = options || {};
if (callback) {
options.onComplete = callback;
}
if (!$this[0] || $this.selector === undefined) { // detects $.colorbox() and $.fn.colorbox()
$this = $('<a/>');
options.open = true; // assume an immediate open
}
$this.each(function () {
$.data(this, colorbox, $.extend({}, $.data(this, colorbox) || defaults, options));
$(this).addClass(boxElement);
});
autoOpen = options.open;
if ($.isFunction(autoOpen)) {
autoOpen = autoOpen.call($this);
}
if (autoOpen) {
launch($this[0]);
}
return $this;
};
// Initialize ColorBox: store common calculations, preload the interface graphics, append the html.
// This preps colorbox for a speedy open when clicked, and lightens the burdon on the browser by only
// having to run once, instead of each time colorbox is opened.
publicMethod.init = function () {
// Create & Append jQuery Objects
$window = $(window);
$box = $div().attr({id: colorbox, 'class': isIE ? prefix + 'IE' : ''});
$overlay = $div("Overlay", isIE6 ? 'position:absolute' : '').hide();
$wrap = $div("Wrapper");
$content = $div("Content").append(
$loaded = $div("LoadedContent", 'width:0; height:0; overflow:hidden'),
$loadingOverlay = $div("LoadingOverlay").add($div("LoadingGraphic")),
$title = $div("Title"),
$current = $div("Current"),
$next = $div("Next"),
$prev = $div("Previous"),
$slideshow = $div("Slideshow").bind(event_open, slideshow),
$close = $div("Close")
);
$wrap.append( // The 3x3 Grid that makes up ColorBox
$div().append(
$div("TopLeft"),
$topBorder = $div("TopCenter"),
$div("TopRight")
),
$div(false, 'clear:left').append(
$leftBorder = $div("MiddleLeft"),
$content,
$rightBorder = $div("MiddleRight")
),
$div(false, 'clear:left').append(
$div("BottomLeft"),
$bottomBorder = $div("BottomCenter"),
$div("BottomRight")
)
).children().children().css({'float': 'left'});
$loadingBay = $div(false, 'position:absolute; width:9999px; visibility:hidden; display:none');
$('body').prepend($overlay, $box.append($wrap, $loadingBay));
$content.children()
.hover(function () {
$(this).addClass('hover');
}, function () {
$(this).removeClass('hover');
}).addClass('hover');
// 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);
// Setting padding to remove the need to do size conversions during the animation step.
$box.css({"padding-bottom": interfaceHeight, "padding-right": interfaceWidth}).hide();
// Setup button events.
$next.click(publicMethod.next);
$prev.click(publicMethod.prev);
$close.click(publicMethod.close);
// Adding the 'hover' class allowed the browser to load the hover-state
// background graphics. The class can now can be removed.
$content.children().removeClass('hover');
$('.' + boxElement).live('click', function (e) {
// checks to see if it was a non-left mouse-click and for clicks modified with ctrl, shift, or alt.
if (!((e.button !== 0 && typeof e.button !== 'undefined') || e.ctrlKey || e.shiftKey || e.altKey)) {
e.preventDefault();
launch(this);
}
});
$overlay.click(function () {
if (settings.overlayClose) {
publicMethod.close();
}
});
// Set Navigation Key Bindings
$(document).bind("keydown", function (e) {
if (open && settings.escKey && e.keyCode === 27) {
e.preventDefault();
publicMethod.close();
}
if (open && settings.arrowKey && !active && $related[1]) {
if (e.keyCode === 37 && (index || settings.loop)) {
e.preventDefault();
$prev.click();
} else if (e.keyCode === 39 && (index < $related.length - 1 || settings.loop)) {
e.preventDefault();
$next.click();
}
}
});
};
publicMethod.remove = function () {
$box.add($overlay).remove();
$('.' + boxElement).die('click').removeData(colorbox).removeClass(boxElement);
};
publicMethod.position = function (speed, loadedCallback) {
var
animate_speed,
// keeps the top and left positions within the browser's viewport.
posTop = Math.max(document.documentElement.clientHeight - settings.h - loadedHeight - interfaceHeight, 0) / 2 + $window.scrollTop(),
posLeft = Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2 + $window.scrollLeft();
// setting the speed to 0 to reduce the delay between same-sized content.
animate_speed = ($box.width() === settings.w + loadedWidth && $box.height() === settings.h + loadedHeight) ? 0 : speed;
// 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) {
// loading overlay height has to be explicitly set for IE6.
$topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = that.style.width;
$loadingOverlay[0].style.height = $loadingOverlay[1].style.height = $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = that.style.height;
}
$box.dequeue().animate({width: settings.w + loadedWidth, height: settings.h + loadedHeight, top: posTop, left: posLeft}, {
duration: animate_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 (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) {
var $child = $loaded.wrapInner("<div style='overflow:auto'></div>").children(); // temporary wrapper to get an accurate estimate of just how high the total content should be.
settings.h = $child.height();
$child.replaceWith($child.children()); // ditch the temporary wrapper div used in height calculation
}
$loaded.css({height: settings.h});
publicMethod.position(settings.transition === "none" ? 0 : settings.speed);
}
};
publicMethod.prep = function (object) {
if (!open) {
return;
}
var photo,
speed = settings.transition === "none" ? 0 : settings.speed;
$window.unbind('resize.' + prefix);
$loaded.remove();
$loaded = $div('LoadedContent').html(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.
$('#' + prefix + 'Photo').css({cssFloat: 'none', marginLeft: 'auto', marginRight: 'auto'});
// Hides SELECT elements in IE6 because they would otherwise sit on top of the overlay.
if (isIE6) {
$('select').not($box.find('select')).filter(function () {
return this.style.visibility !== 'hidden';
}).css({'visibility': 'hidden'}).one(event_cleanup, function () {
this.style.visibility = 'inherit';
});
}
function setPosition(s) {
var prev, prevSrc, next, nextSrc, total = $related.length, loop = settings.loop;
publicMethod.position(s, function () {
function defilter() {
if (isIE) {
//IE adds a filter when ColorBox fades in and out that can cause problems if the loaded content contains transparent pngs.
$box[0].style.removeAttribute("filter");
}
}
if (!open) {
return;
}
if (isIE) {
//This fadeIn helps the bicubic resampling to kick-in.
if (photo) {
$loaded.fadeIn(100);
}
}
$loaded.show();
trigger(event_loaded);
$title.show().html(settings.title);
if (total > 1) { // handle grouping
if (typeof settings.current === "string") {
$current.html(settings.current.replace(/\{current\}/, index + 1).replace(/\{total\}/, total)).show();
}
$next[(loop || index < total - 1) ? "show" : "hide"]().html(settings.next);
$prev[(loop || index) ? "show" : "hide"]().html(settings.previous);
prev = index ? $related[index - 1] : $related[total - 1];
next = index < total - 1 ? $related[index + 1] : $related[0];
if (settings.slideshow) {
$slideshow.show();
}
// Preloads images within a rel group
if (settings.preloading) {
nextSrc = $.data(next, colorbox).href || next.href;
prevSrc = $.data(prev, colorbox).href || prev.href;
nextSrc = $.isFunction(nextSrc) ? nextSrc.call(next) : nextSrc;
prevSrc = $.isFunction(prevSrc) ? prevSrc.call(prev) : prevSrc;
if (isImage(nextSrc)) {
$('<img/>')[0].src = nextSrc;
}
if (isImage(prevSrc)) {
$('<img/>')[0].src = prevSrc;
}
}
}
$loadingOverlay.hide();
if (settings.transition === 'fade') {
$box.fadeTo(speed, 1, function () {
defilter();
});
} else {
defilter();
}
$window.bind('resize.' + prefix, function () {
publicMethod.position(0);
});
trigger(event_complete, settings.onComplete);
});
}
if (settings.transition === 'fade') {
$box.fadeTo(speed, 0, function () {
setPosition(0);
});
} else {
setPosition(speed);
}
};
publicMethod.load = function (launched) {
var href, img, setResize, prep = publicMethod.prep;
active = true;
element = $related[index];
if (!launched) {
settings = process($.extend({}, $.data(element, colorbox)));
}
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;
$loadingOverlay.show();
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.
$div().hide().insertBefore($(href)[0]).one(event_purge, function () {
$(this).replaceWith($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.
$box.one(event_loaded, function () {
var iframe = $("<iframe frameborder='0' style='width:100%; height:100%; border:0; display:block'/>")[0];
iframe.name = prefix + (+new Date());
iframe.src = settings.href;
if (!settings.scrolling) {
iframe.scrolling = "no";
}
if (isIE) {
iframe.allowtransparency = "true";
}
$(iframe).appendTo($loaded).one(event_purge, function () {
iframe.src = "//about:blank";
});
});
prep(" ");
} else if (settings.html) {
prep(settings.html);
} else if (isImage(href)) {
img = new Image();
img.onload = function () {
var percent;
img.onload = null;
img.id = prefix + 'Photo';
$(img).css({border: 'none', display: 'block', cssFloat: 'left'});
if (settings.scalePhotos) {
setResize = function () {
img.height -= img.height * percent;
img.width -= img.width * percent;
};
if (settings.mw && img.width > settings.mw) {
percent = (img.width - settings.mw) / img.width;
setResize();
}
if (settings.mh && img.height > settings.mh) {
percent = (img.height - settings.mh) / img.height;
setResize();
}
}
if (settings.h) {
img.style.marginTop = Math.max(settings.h - img.height, 0) / 2 + 'px';
}
if ($related[1] && (index < $related.length - 1 || settings.loop)) {
$(img).css({cursor: 'pointer'}).click(publicMethod.next);
}
if (isIE) {
img.style.msInterpolationMode = 'bicubic';
}
setTimeout(function () { // Chrome will sometimes report a 0 by 0 size if there isn't pause in execution
prep(img);
}, 1);
};
setTimeout(function () { // Opera 10.6+ will sometimes load the src before the onload function is set
img.src = href;
}, 1);
} else if (href) {
$loadingBay.load(href, function (data, status, xhr) {
prep(status === 'error' ? 'Request unsuccessful: ' + xhr.statusText : $(this).children());
});
}
};
// Navigates to the next page/image in a set.
publicMethod.next = function () {
if (!active) {
index = index < $related.length - 1 ? index + 1 : 0;
publicMethod.load();
}
};
publicMethod.prev = function () {
if (!active) {
index = index ? index - 1 : $related.length - 1;
publicMethod.load();
}
};
// Note: to use this within an iframe use the following format: parent.$.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('fast', 0);
$box.stop().fadeTo('fast', 0, function () {
trigger(event_purge);
$loaded.remove();
$box.add($overlay).css({'opacity': 1, cursor: 'auto'}).hide();
setTimeout(function () {
closing = false;
trigger(event_closed, settings.onClosed);
}, 1);
});
}
};
// A method for fetching the current element ColorBox is referencing.
// returns a jQuery object.
publicMethod.element = function () {
return $(element);
};
publicMethod.settings = defaults;
// Initializes ColorBox when the DOM has loaded
$(publicMethod.init);
}(jQuery, this));