cops/fancybox/jquery.fancybox.js
2012-06-02 08:48:07 +02:00

1463 lines
33 KiB
JavaScript

/*!
* fancyBox - jQuery Plugin
* version: 2.0.6 (16/04/2012)
* @requires jQuery v1.6 or later
*
* Examples at http://fancyapps.com/fancybox/
* License: www.fancyapps.com/fancybox/#license
*
* Copyright 2012 Janis Skarnelis - janis@fancyapps.com
*
*/
(function (window, document, $, undefined) {
"use strict";
var W = $(window),
D = $(document),
F = $.fancybox = function () {
F.open.apply( this, arguments );
},
didResize = false,
resizeTimer = null,
isTouch = document.createTouch !== undefined,
isString = function(str) {
return $.type(str) === "string";
},
isPercentage = function(str) {
return isString(str) && str.indexOf('%') > 0;
},
getValue = function(value, dim) {
if (dim && isPercentage(value)) {
value = F.getViewport()[ dim ] / 100 * parseInt(value, 10);
}
return Math.round(value) + 'px';
};
$.extend(F, {
// The current version of fancyBox
version: '2.0.5',
defaults: {
padding: 15,
margin: 20,
width: 800,
height: 600,
minWidth: 100,
minHeight: 100,
maxWidth: 9999,
maxHeight: 9999,
autoSize: true,
autoResize: !isTouch,
autoCenter : !isTouch,
fitToView: true,
aspectRatio: false,
topRatio: 0.5,
fixed: false,
scrolling: 'auto', // 'auto', 'yes' or 'no'
wrapCSS: '',
arrows: true,
closeBtn: true,
closeClick: false,
nextClick : false,
mouseWheel: true,
autoPlay: false,
playSpeed: 3000,
preload : 3,
modal: false,
loop: true,
ajax: { dataType: 'html', headers: { 'X-fancyBox': true } },
keys: {
next: [13, 32, 34, 39, 40], // enter, space, page down, right arrow, down arrow
prev: [8, 33, 37, 38], // backspace, page up, left arrow, up arrow
close: [27] // escape key
},
// Override some properties
index: 0,
type: null,
href: null,
content: null,
title: null,
// HTML templates
tpl: {
wrap: '<div class="fancybox-wrap"><div class="fancybox-skin"><div class="fancybox-outer"><div class="fancybox-inner"></div></div></div></div>',
image: '<img class="fancybox-image" src="{href}" alt="" />',
iframe: '<iframe class="fancybox-iframe" name="fancybox-frame{rnd}" frameborder="0" hspace="0"' + ($.browser.msie ? ' allowtransparency="true"' : '') + '></iframe>',
swf: '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="100%" height="100%"><param name="wmode" value="transparent" /><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="{href}" /><embed src="{href}" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="100%" height="100%" wmode="transparent"></embed></object>',
error: '<p class="fancybox-error">The requested content cannot be loaded.<br/>Please try again later.</p>',
closeBtn: '<div title="Close" class="fancybox-item fancybox-close"></div>',
next: '<a title="Next" class="fancybox-nav fancybox-next"><span></span></a>',
prev: '<a title="Previous" class="fancybox-nav fancybox-prev"><span></span></a>'
},
// Properties for each animation type
// Opening fancyBox
openEffect: 'fade', // 'elastic', 'fade' or 'none'
openSpeed: 300,
openEasing: 'swing',
openOpacity: true,
openMethod: 'zoomIn',
// Closing fancyBox
closeEffect: 'fade', // 'elastic', 'fade' or 'none'
closeSpeed: 300,
closeEasing: 'swing',
closeOpacity: true,
closeMethod: 'zoomOut',
// Changing next gallery item
nextEffect: 'elastic', // 'elastic', 'fade' or 'none'
nextSpeed: 300,
nextEasing: 'swing',
nextMethod: 'changeIn',
// Changing previous gallery item
prevEffect: 'elastic', // 'elastic', 'fade' or 'none'
prevSpeed: 300,
prevEasing: 'swing',
prevMethod: 'changeOut',
// Enabled helpers
helpers: {
overlay: {
speedIn: 0,
speedOut: 300,
opacity: 0.8,
css: {
cursor: 'pointer'
},
closeClick: true
},
title: {
type: 'float' // 'float', 'inside', 'outside' or 'over'
}
},
// Callbacks
onCancel: $.noop, // If canceling
beforeLoad: $.noop, // Before loading
afterLoad: $.noop, // After loading
beforeShow: $.noop, // Before changing in current item
afterShow: $.noop, // After opening
beforeClose: $.noop, // Before closing
afterClose: $.noop // After closing
},
//Current state
group: {}, // Selected group
opts: {}, // Group options
coming: null, // Element being loaded
current: null, // Currently loaded element
isOpen: false, // Is currently open
isOpened: false, // Have been fully opened at least once
wrap: null,
skin: null,
outer: null,
inner: null,
player: {
timer: null,
isActive: false
},
// Loaders
ajaxLoad: null,
imgPreload: null,
// Some collections
transitions: {},
helpers: {},
/*
* Static methods
*/
open: function (group, opts) {
//Kill existing instances
F.close(true);
//Normalize group
if (group && !$.isArray(group)) {
group = group instanceof $ ? $(group).get() : [group];
}
F.isActive = true;
//Extend the defaults
F.opts = $.extend(true, {}, F.defaults, opts);
//All options are merged recursive except keys
if ($.isPlainObject(opts) && opts.keys !== undefined) {
F.opts.keys = opts.keys ? $.extend({}, F.defaults.keys, opts.keys) : false;
}
F.group = group;
F._start(F.opts.index || 0);
},
cancel: function () {
if (F.coming && false === F.trigger('onCancel')) {
return;
}
F.coming = null;
F.hideLoading();
if (F.ajaxLoad) {
F.ajaxLoad.abort();
}
F.ajaxLoad = null;
if (F.imgPreload) {
F.imgPreload.onload = F.imgPreload.onabort = F.imgPreload.onerror = null;
}
},
close: function (a) {
F.cancel();
if (!F.current || false === F.trigger('beforeClose')) {
return;
}
F.unbindEvents();
//If forced or is still opening then remove immediately
if (!F.isOpen || (a && a[0] === true)) {
$('.fancybox-wrap').stop().trigger('onReset').remove();
F._afterZoomOut();
} else {
F.isOpen = F.isOpened = false;
$('.fancybox-item, .fancybox-nav').remove();
F.wrap.stop(true).removeClass('fancybox-opened');
F.inner.css('overflow', 'hidden');
F.transitions[F.current.closeMethod]();
}
},
// Start/stop slideshow
play: function (a) {
var clear = function () {
clearTimeout(F.player.timer);
},
set = function () {
clear();
if (F.current && F.player.isActive) {
F.player.timer = setTimeout(F.next, F.current.playSpeed);
}
},
stop = function () {
clear();
$('body').unbind('.player');
F.player.isActive = false;
F.trigger('onPlayEnd');
},
start = function () {
if (F.current && (F.current.loop || F.current.index < F.group.length - 1)) {
F.player.isActive = true;
$('body').bind({
'afterShow.player onUpdate.player': set,
'onCancel.player beforeClose.player': stop,
'beforeLoad.player': clear
});
set();
F.trigger('onPlayStart');
}
};
if (F.player.isActive || (a && a[0] === false)) {
stop();
} else {
start();
}
},
next: function () {
if (F.current) {
F.jumpto(F.current.index + 1);
}
},
prev: function () {
if (F.current) {
F.jumpto(F.current.index - 1);
}
},
jumpto: function (index) {
if (!F.current) {
return;
}
index = parseInt(index, 10);
if (F.group.length > 1 && F.current.loop) {
if (index >= F.group.length) {
index = 0;
} else if (index < 0) {
index = F.group.length - 1;
}
}
if (F.group[index] !== undefined) {
F.cancel();
F._start(index);
}
},
reposition: function (e, onlyAbsolute) {
var pos;
if (F.isOpen) {
pos = F._getPosition(onlyAbsolute);
if (e && e.type === 'scroll') {
delete pos.position;
F.wrap.stop(true, true).animate(pos, 200);
} else {
F.wrap.css(pos);
}
}
},
update: function (e) {
if (!F.isOpen) {
return;
}
// Run this code after a delay for better performance
if (!didResize) {
resizeTimer = setTimeout(function () {
var current = F.current, anyway = !e || (e && e.type === 'orientationchange');
if (didResize) {
didResize = false;
if (!current) {
return;
}
if ((!e || e.type !== 'scroll') || anyway) {
if (current.autoSize && current.type !== 'iframe') {
F.inner.height('auto');
current.height = F.inner.height();
}
if (current.autoResize || anyway) {
F._setDimension();
}
if (current.canGrow && current.type !== 'iframe') {
F.inner.height('auto');
}
}
if (current.autoCenter || anyway) {
F.reposition(e);
}
F.trigger('onUpdate');
}
}, 200);
}
didResize = true;
},
toggle: function () {
if (F.isOpen) {
F.current.fitToView = !F.current.fitToView;
F.update();
}
},
hideLoading: function () {
D.unbind('keypress.fb');
$('#fancybox-loading').remove();
},
showLoading: function () {
F.hideLoading();
//If user will press the escape-button, the request will be canceled
D.bind('keypress.fb', function(e) {
if (e.keyCode === 27) {
e.preventDefault();
F.cancel();
}
});
$('<div id="fancybox-loading"><div></div></div>').click(F.cancel).appendTo('body');
},
getViewport: function () {
// See http://bugs.jquery.com/ticket/6724
return {
x: W.scrollLeft(),
y: W.scrollTop(),
w: isTouch && window.innerWidth ? window.innerWidth : W.width(),
h: isTouch && window.innerHeight ? window.innerHeight : W.height()
};
},
// Unbind the keyboard / clicking actions
unbindEvents: function () {
if (F.wrap) {
F.wrap.unbind('.fb');
}
D.unbind('.fb');
W.unbind('.fb');
},
bindEvents: function () {
var current = F.current,
keys = current.keys;
if (!current) {
return;
}
W.bind('resize.fb orientationchange.fb' + (current.autoCenter && !current.fixed ? ' scroll.fb' : ''), F.update);
if (keys) {
D.bind('keydown.fb', function (e) {
var code, target = e.target || e.srcElement;
// Ignore key combinations and key events within form elements
if (!e.ctrlKey && !e.altKey && !e.shiftKey && !e.metaKey && !(target && (target.type || $(target).is('[contenteditable]')))) {
code = e.keyCode;
if ($.inArray(code, keys.close) > -1) {
F.close();
e.preventDefault();
} else if ($.inArray(code, keys.next) > -1) {
F.next();
e.preventDefault();
} else if ($.inArray(code, keys.prev) > -1) {
F.prev();
e.preventDefault();
}
}
});
}
if ($.fn.mousewheel && current.mouseWheel && F.group.length > 1) {
F.wrap.bind('mousewheel.fb', function (e, delta) {
var target = e.target || null;
if (delta !== 0 && (!target || target.clientHeight === 0 || (target.scrollHeight === target.clientHeight && target.scrollWidth === target.clientWidth))) {
e.preventDefault();
F[delta > 0 ? 'prev' : 'next']();
}
});
}
},
trigger: function (event, o) {
var ret, obj = o || F[ $.inArray(event, ['onCancel', 'beforeLoad', 'afterLoad']) > -1 ? 'coming' : 'current' ];
if (!obj) {
return;
}
if ($.isFunction( obj[event] )) {
ret = obj[event].apply(obj, Array.prototype.slice.call(arguments, 1));
}
if (ret === false) {
return false;
}
if (obj.helpers) {
$.each(obj.helpers, function (helper, opts) {
if (opts && $.isPlainObject(F.helpers[helper]) && $.isFunction(F.helpers[helper][event])) {
F.helpers[helper][event](opts, obj);
}
});
}
$.event.trigger(event + '.fb');
},
isImage: function (str) {
return isString(str) && str.match(/\.(jpe?g|gif|png|bmp)((\?|#).*)?$/i);
},
isSWF: function (str) {
return isString(str) && str.match(/\.(swf)((\?|#).*)?$/i);
},
_start: function (index) {
var coming = {},
element = F.group[index] || null,
isDom,
href,
type,
rez,
hrefParts;
if (element && (element.nodeType || element instanceof $)) {
isDom = true;
if ($.metadata) {
coming = $(element).metadata();
}
}
coming = $.extend(true, {}, F.opts, {index : index, element : element}, ($.isPlainObject(element) ? element : coming));
// Re-check overridable options
$.each(['href', 'title', 'content', 'type'], function(i,v) {
coming[v] = F.opts[ v ] || (isDom && $(element).attr( v )) || coming[ v ] || null;
});
// Convert margin property to array - top, right, bottom, left
if (typeof coming.margin === 'number') {
coming.margin = [coming.margin, coming.margin, coming.margin, coming.margin];
}
// 'modal' propery is just a shortcut
if (coming.modal) {
$.extend(true, coming, {
closeBtn : false,
closeClick: false,
nextClick : false,
arrows : false,
mouseWheel : false,
keys : null,
helpers: {
overlay : {
css: {
cursor : 'auto'
},
closeClick : false
}
}
});
}
//Give a chance for callback or helpers to update coming item (type, title, etc)
F.coming = coming;
if (false === F.trigger('beforeLoad')) {
F.coming = null;
return;
}
type = coming.type;
href = coming.href || element;
///Check if content type is set, if not, try to get
if (!type) {
if (isDom) {
type = $(element).data('fancybox-type');
if (!type) {
rez = element.className.match(/fancybox\.(\w+)/);
type = rez ? rez[1] : null;
}
}
if (!type && isString(href)) {
if (F.isImage(href)) {
type = 'image';
} else if (F.isSWF(href)) {
type = 'swf';
} else if (href.match(/^#/)) {
type = 'inline';
}
}
// ...if not - display element itself
if (!type) {
type = isDom ? 'inline' : 'html';
}
coming.type = type;
}
// Check before try to load; 'inline' and 'html' types need content, others - href
if (type === 'inline' || type === 'html') {
if (!coming.content) {
if (type === 'inline') {
coming.content = $( isString(href) ? href.replace(/.*(?=#[^\s]+$)/, '') : href ); //strip for ie7
} else {
coming.content = element;
}
}
if (!coming.content || !coming.content.length) {
type = null;
}
} else if (!href) {
type = null;
}
/*
* Add reference to the group, so it`s possible to access from callbacks, example:
* afterLoad : function() {
* this.title = 'Image ' + (this.index + 1) + ' of ' + this.group.length + (this.title ? ' - ' + this.title : '');
* }
*/
if (type === 'ajax' && isString(href)) {
hrefParts = href.split(/\s+/, 2);
href = hrefParts.shift();
coming.selector = hrefParts.shift();
}
coming.href = href;
coming.group = F.group;
coming.isDom = isDom;
switch (type) {
case 'image':
F._loadImage();
break;
case 'ajax':
F._loadAjax();
break;
case 'inline':
case 'iframe':
case 'swf':
case 'html':
F._afterLoad();
break;
default:
F._error( 'type' );
}
},
_error: function ( type ) {
F.hideLoading();
$.extend(F.coming, {
type : 'html',
autoSize : true,
minWidth : 0,
minHeight : 0,
padding : 15,
hasError : type,
content : F.coming.tpl.error
});
F._afterLoad();
},
_loadImage: function () {
// Reset preload image so it is later possible to check "complete" property
var img = F.imgPreload = new Image();
img.onload = function () {
this.onload = this.onerror = null;
F.coming.width = this.width;
F.coming.height = this.height;
F._afterLoad();
};
img.onerror = function () {
this.onload = this.onerror = null;
F._error( 'image' );
};
img.src = F.coming.href;
if (img.complete === undefined || !img.complete) {
F.showLoading();
}
},
_loadAjax: function () {
F.showLoading();
F.ajaxLoad = $.ajax($.extend({}, F.coming.ajax, {
url: F.coming.href,
error: function (jqXHR, textStatus) {
if (F.coming && textStatus !== 'abort') {
F._error( 'ajax', jqXHR );
} else {
F.hideLoading();
}
},
success: function (data, textStatus) {
if (textStatus === 'success') {
F.coming.content = data;
F._afterLoad();
}
}
}));
},
_preloadImages: function() {
var group = F.group,
current = F.current,
len = group.length,
item,
href,
i,
cnt = Math.min(current.preload, len - 1);
if (!current.preload || group.length < 2) {
return;
}
for (i = 1; i <= cnt; i += 1) {
item = group[ (current.index + i ) % len ];
href = item.href || $( item ).attr('href') || item;
if (item.type === 'image' || F.isImage(href)) {
new Image().src = href;
}
}
},
_afterLoad: function () {
F.hideLoading();
if (!F.coming || false === F.trigger('afterLoad', F.current)) {
F.coming = false;
return;
}
if (F.isOpened) {
$('.fancybox-item, .fancybox-nav').remove();
F.wrap.stop(true).removeClass('fancybox-opened');
F.inner.css('overflow', 'hidden');
F.transitions[F.current.prevMethod]();
} else {
$('.fancybox-wrap').stop().trigger('onReset').remove();
F.trigger('afterClose');
}
F.unbindEvents();
F.isOpen = false;
F.current = F.coming;
//Build the neccessary markup
F.wrap = $(F.current.tpl.wrap).addClass('fancybox-' + (isTouch ? 'mobile' : 'desktop') + ' fancybox-type-' + F.current.type + ' fancybox-tmp ' + F.current.wrapCSS).appendTo('body');
F.skin = $('.fancybox-skin', F.wrap).css('padding', getValue(F.current.padding));
F.outer = $('.fancybox-outer', F.wrap);
F.inner = $('.fancybox-inner', F.wrap);
F._setContent();
},
_setContent: function () {
var current = F.current,
content = current.content,
type = current.type,
minWidth = current.minWidth,
minHeight = current.minHeight,
maxWidth = current.maxWidth,
maxHeight = current.maxHeight,
loadingBay;
switch (type) {
case 'inline':
case 'ajax':
case 'html':
if (current.selector) {
content = $('<div>').html(content).find(current.selector);
} else if (content instanceof $) {
if (content.parent().hasClass('fancybox-inner')) {
content.parents('.fancybox-wrap').unbind('onReset');
}
content = content.show().detach();
$(F.wrap).bind('onReset', function () {
content.appendTo('body').hide();
});
}
if (current.autoSize) {
loadingBay = $('<div class="fancybox-wrap ' + F.current.wrapCSS + ' fancybox-tmp"></div>')
.appendTo('body')
.css({
minWidth : getValue(minWidth, 'w'),
minHeight : getValue(minHeight, 'h'),
maxWidth : getValue(maxWidth, 'w'),
maxHeight : getValue(maxHeight, 'h')
})
.append(content);
current.width = loadingBay.width();
current.height = loadingBay.height();
// Re-check to fix 1px bug in some browsers
loadingBay.width( F.current.width );
if (loadingBay.height() > current.height) {
loadingBay.width(current.width + 1);
current.width = loadingBay.width();
current.height = loadingBay.height();
}
content = loadingBay.contents().detach();
loadingBay.remove();
}
break;
case 'image':
content = current.tpl.image.replace('{href}', current.href);
current.aspectRatio = true;
break;
case 'swf':
content = current.tpl.swf.replace(/\{width\}/g, current.width).replace(/\{height\}/g, current.height).replace(/\{href\}/g, current.href);
break;
case 'iframe':
content = $(current.tpl.iframe.replace('{rnd}', new Date().getTime()) )
.attr('scrolling', current.scrolling)
.attr('src', current.href);
current.scrolling = isTouch ? 'scroll' : 'auto';
break;
}
if (type === 'image' || type === 'swf') {
current.autoSize = false;
current.scrolling = 'visible';
}
if (type === 'iframe' && current.autoSize) {
F.showLoading();
F._setDimension();
F.inner.css('overflow', current.scrolling);
content.bind({
onCancel : function() {
$(this).unbind();
F._afterZoomOut();
},
load : function() {
F.hideLoading();
try {
if (this.contentWindow.document.location) {
F.current.height = $(this).contents().find('body').height();
}
} catch (e) {
F.current.autoSize = false;
}
F[ F.isOpen ? '_afterZoomIn' : '_beforeShow']();
}
}).appendTo(F.inner);
} else {
F.inner.append(content);
F._beforeShow();
}
},
_beforeShow : function() {
F.coming = null;
//Give a chance for helpers or callbacks to update elements
F.trigger('beforeShow');
//Set initial dimensions and hide
F._setDimension();
F.wrap.hide().removeClass('fancybox-tmp');
F.bindEvents();
F._preloadImages();
F.transitions[ F.isOpened ? F.current.nextMethod : F.current.openMethod ]();
},
_setDimension: function () {
var wrap = F.wrap,
inner = F.inner,
current = F.current,
viewport = F.getViewport(),
margin = current.margin,
padding2 = current.padding * 2,
width = current.width,
height = current.height,
maxWidth = current.maxWidth + padding2,
maxHeight = current.maxHeight + padding2,
minWidth = current.minWidth + padding2,
minHeight = current.minHeight + padding2,
ratio,
height_;
viewport.w -= (margin[1] + margin[3]);
viewport.h -= (margin[0] + margin[2]);
if (isPercentage(width)) {
width = (((viewport.w - padding2) * parseFloat(width)) / 100);
}
if (isPercentage(height)) {
height = (((viewport.h - padding2) * parseFloat(height)) / 100);
}
ratio = width / height;
width += padding2;
height += padding2;
if (current.fitToView) {
maxWidth = Math.min(viewport.w, maxWidth);
maxHeight = Math.min(viewport.h, maxHeight);
}
if (current.aspectRatio) {
if (width > maxWidth) {
width = maxWidth;
height = ((width - padding2) / ratio) + padding2;
}
if (height > maxHeight) {
height = maxHeight;
width = ((height - padding2) * ratio) + padding2;
}
if (width < minWidth) {
width = minWidth;
height = ((width - padding2) / ratio) + padding2;
}
if (height < minHeight) {
height = minHeight;
width = ((height - padding2) * ratio) + padding2;
}
} else {
width = Math.max(minWidth, Math.min(width, maxWidth));
height = Math.max(minHeight, Math.min(height, maxHeight));
}
width = Math.round(width);
height = Math.round(height);
//Reset dimensions
$(wrap.add(inner)).width('auto').height('auto');
inner.width(width - padding2).height(height - padding2);
wrap.width(width);
height_ = wrap.height(); // Real wrap height
//Fit wrapper inside
if (width > maxWidth || height_ > maxHeight) {
while ((width > maxWidth || height_ > maxHeight) && width > minWidth && height_ > minHeight) {
height = height - 10;
if (current.aspectRatio) {
width = Math.round(((height - padding2) * ratio) + padding2);
if (width < minWidth) {
width = minWidth;
height = ((width - padding2) / ratio) + padding2;
}
} else {
width = width - 10;
}
inner.width(width - padding2).height(height - padding2);
wrap.width(width);
height_ = wrap.height();
}
}
current.dim = {
width : getValue(width),
height : getValue(height_)
};
current.canGrow = current.autoSize && height > minHeight && height < maxHeight;
current.canShrink = false;
current.canExpand = false;
if ((width - padding2) < current.width || (height - padding2) < current.height) {
current.canExpand = true;
} else if ((width > viewport.w || height_ > viewport.h) && width > minWidth && height > minHeight) {
current.canShrink = true;
}
F.innerSpace = height_ - padding2 - inner.height();
},
_getPosition: function (onlyAbsolute) {
var current = F.current,
viewport = F.getViewport(),
margin = current.margin,
width = F.wrap.width() + margin[1] + margin[3],
height = F.wrap.height() + margin[0] + margin[2],
rez = {
position: 'absolute',
top : margin[0] + viewport.y,
left : margin[3] + viewport.x
};
if (current.autoCenter && current.fixed && !onlyAbsolute && height <= viewport.h && width <= viewport.w) {
rez = {
position: 'fixed',
top : margin[0],
left : margin[3]
};
}
rez.top = getValue(Math.max(rez.top, rez.top + ((viewport.h - height) * current.topRatio)));
rez.left = getValue(Math.max(rez.left, rez.left + ((viewport.w - width) * 0.5)));
return rez;
},
_afterZoomIn: function () {
var current = F.current, scrolling = current ? current.scrolling : 'no';
if (!current) {
return;
}
F.isOpen = F.isOpened = true;
F.wrap.addClass('fancybox-opened');
F.inner.css('overflow', scrolling === 'yes' ? 'scroll' : (scrolling === 'no' ? 'hidden' : scrolling));
F.trigger('afterShow');
F.update();
//Assign a click event
if (current.closeClick || current.nextClick) {
F.inner.css('cursor', 'pointer').bind('click.fb', function(e) {
if (!$(e.target).is('a') && !$(e.target).parent().is('a')) {
F[ current.closeClick ? 'close' : 'next' ]();
}
});
}
//Create a close button
if (current.closeBtn) {
$(current.tpl.closeBtn).appendTo(F.skin).bind('click.fb', F.close);
}
//Create navigation arrows
if (current.arrows && F.group.length > 1) {
if (current.loop || current.index > 0) {
$(current.tpl.prev).appendTo(F.outer).bind('click.fb', F.prev);
}
if (current.loop || current.index < F.group.length - 1) {
$(current.tpl.next).appendTo(F.outer).bind('click.fb', F.next);
}
}
if (F.opts.autoPlay && !F.player.isActive) {
F.opts.autoPlay = false;
F.play();
}
},
_afterZoomOut: function () {
var current = F.current;
F.wrap.trigger('onReset').remove();
$.extend(F, {
group: {},
opts: {},
current: null,
isActive: false,
isOpened: false,
isOpen: false,
wrap: null,
skin: null,
outer: null,
inner: null
});
F.trigger('afterClose', current);
}
});
/*
* Default transitions
*/
F.transitions = {
getOrigPosition: function () {
var current = F.current,
element = current.element,
padding = current.padding,
orig = $(current.orig),
pos = {},
width = 50,
height = 50,
viewport;
if (!orig.length && current.isDom && $(element).is(':visible')) {
orig = $(element).find('img:first');
if (!orig.length) {
orig = $(element);
}
}
if (orig.length) {
pos = orig.offset();
if (orig.is('img')) {
width = orig.outerWidth();
height = orig.outerHeight();
}
} else {
viewport = F.getViewport();
pos.top = viewport.y + (viewport.h - height) * 0.5;
pos.left = viewport.x + (viewport.w - width) * 0.5;
}
pos = {
top : getValue(pos.top - padding),
left : getValue(pos.left - padding),
width : getValue(width + padding * 2),
height : getValue(height + padding * 2)
};
return pos;
},
step: function (now, fx) {
var prop = fx.prop, value, ratio;
if (prop === 'width' || prop === 'height') {
value = Math.ceil(now - (F.current.padding * 2));
if (prop === 'height') {
ratio = (now - fx.start) / (fx.end - fx.start);
if (fx.start > fx.end) {
ratio = 1 - ratio;
}
value -= F.innerSpace * ratio;
}
F.inner[prop](value);
}
},
zoomIn: function () {
var wrap = F.wrap,
current = F.current,
effect = current.openEffect,
elastic = effect === 'elastic',
dim = current.dim,
startPos = $.extend({}, dim, F._getPosition( elastic )),
endPos = $.extend({opacity : 1}, startPos);
//Remove "position" property that breaks older IE
delete endPos.position;
if (elastic) {
startPos = this.getOrigPosition();
if (current.openOpacity) {
startPos.opacity = 0;
}
F.outer.add(F.inner).width('auto').height('auto');
} else if (effect === 'fade') {
startPos.opacity = 0;
}
wrap.css(startPos)
.show()
.animate(endPos, {
duration : effect === 'none' ? 0 : current.openSpeed,
easing : current.openEasing,
step : elastic ? this.step : null,
complete : F._afterZoomIn
});
},
zoomOut: function () {
var wrap = F.wrap,
current = F.current,
effect = current.openEffect,
elastic = effect === 'elastic',
endPos = {opacity : 0};
if (elastic) {
if (wrap.css('position') === 'fixed') {
wrap.css(F._getPosition(true));
}
endPos = this.getOrigPosition();
if (current.closeOpacity) {
endPos.opacity = 0;
}
}
wrap.animate(endPos, {
duration : effect === 'none' ? 0 : current.closeSpeed,
easing : current.closeEasing,
step : elastic ? this.step : null,
complete : F._afterZoomOut
});
},
changeIn: function () {
var wrap = F.wrap,
current = F.current,
effect = current.nextEffect,
elastic = effect === 'elastic',
startPos = F._getPosition( elastic ),
endPos = { opacity : 1 };
startPos.opacity = 0;
if (elastic) {
startPos.top = getValue(parseInt(startPos.top, 10) - 200);
endPos.top = '+=200px';
}
wrap.css(startPos)
.show()
.animate(endPos, {
duration : effect === 'none' ? 0 : current.nextSpeed,
easing : current.nextEasing,
complete : F._afterZoomIn
});
},
changeOut: function () {
var wrap = F.wrap,
current = F.current,
effect = current.prevEffect,
endPos = { opacity : 0 },
cleanUp = function () {
$(this).trigger('onReset').remove();
};
wrap.removeClass('fancybox-opened');
if (effect === 'elastic') {
endPos.top = '+=200px';
}
wrap.animate(endPos, {
duration : effect === 'none' ? 0 : current.prevSpeed,
easing : current.prevEasing,
complete : cleanUp
});
}
};
/*
* Overlay helper
*/
F.helpers.overlay = {
overlay: null,
update: function () {
var width, scrollWidth, offsetWidth;
//Reset width/height so it will not mess
this.overlay.width('100%').height('100%');
if ($.browser.msie || isTouch) {
scrollWidth = Math.max(document.documentElement.scrollWidth, document.body.scrollWidth);
offsetWidth = Math.max(document.documentElement.offsetWidth, document.body.offsetWidth);
width = scrollWidth < offsetWidth ? W.width() : scrollWidth;
} else {
width = D.width();
}
this.overlay.width(width).height(D.height());
},
beforeShow: function (opts) {
if (this.overlay) {
return;
}
opts = $.extend(true, {}, F.defaults.helpers.overlay, opts);
this.overlay = $('<div id="fancybox-overlay"></div>').css(opts.css).appendTo('body');
if (opts.closeClick) {
this.overlay.bind('click.fb', F.close);
}
if (F.current.fixed && !isTouch) {
this.overlay.addClass('overlay-fixed');
} else {
this.update();
this.onUpdate = function () {
this.update();
};
}
this.overlay.fadeTo(opts.speedIn, opts.opacity);
},
afterClose: function (opts) {
if (this.overlay) {
this.overlay.fadeOut(opts.speedOut || 0, function () {
$(this).remove();
});
}
this.overlay = null;
}
};
/*
* Title helper
*/
F.helpers.title = {
beforeShow: function (opts) {
var title, text = F.current.title;
if (text) {
title = $('<div class="fancybox-title fancybox-title-' + opts.type + '-wrap">' + text + '</div>').appendTo('body');
if (opts.type === 'float') {
//This helps for some browsers
title.width(title.width());
title.wrapInner('<span class="child"></span>');
//Increase bottom margin so this title will also fit into viewport
F.current.margin[2] += Math.abs(parseInt(title.css('margin-bottom'), 10));
}
title.appendTo(opts.type === 'over' ? F.inner : (opts.type === 'outside' ? F.wrap : F.skin));
}
}
};
// jQuery plugin initialization
$.fn.fancybox = function (options) {
var that = $(this),
selector = this.selector || '',
index,
run = function(e) {
var what = this, idx = index, relType, relVal;
if (!(e.ctrlKey || e.altKey || e.shiftKey || e.metaKey) && !$(what).is('.fancybox-wrap')) {
e.preventDefault();
relType = options.groupAttr || 'data-fancybox-group';
relVal = $(what).attr(relType);
if (!relVal) {
relType = 'rel';
relVal = what[ relType ];
}
if (relVal && relVal !== '' && relVal !== 'nofollow') {
what = selector.length ? $(selector) : that;
what = what.filter('[' + relType + '="' + relVal + '"]');
idx = what.index(this);
}
options.index = idx;
F.open(what, options);
}
};
options = options || {};
index = options.index || 0;
if (selector) {
D.undelegate(selector, 'click.fb-start').delegate(selector, 'click.fb-start', run);
} else {
that.unbind('click.fb-start').bind('click.fb-start', run);
}
return this;
};
// Test for fixedPosition needs a body at doc ready
$(document).ready(function() {
F.defaults.fixed = $.support.fixedPosition || (!($.browser.msie && $.browser.version <= 6) && !isTouch);
});
}(window, document, jQuery));