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// ==================================================
// fancyBox v3.2.10
//
// Licensed GPLv3 for open source use
// or fancyBox Commercial License for commercial use
//
// http://fancyapps.com/fancybox/
// Copyright 2017 fancyApps
//
// ==================================================
;(function (window, document, $, undefined) {
'use strict';
// If there's no jQuery, fancyBox can't work
// =========================================
if (!$) {
return;
}
// Check if fancyBox is already initialized
// ========================================
if ($.fn.fancybox) {
if ('console' in window) {
console.log('fancyBox already initialized');
}
return;
}
// Private default settings
// ========================
var defaults = {
// Enable infinite gallery navigation
loop: false,
// Space around image, ignored if zoomed-in or viewport width is smaller than 800px
margin: [44, 0],
// Horizontal space between slides
gutter: 50,
// Enable keyboard navigation
keyboard: true,
// Should display navigation arrows at the screen edges
arrows: true,
// Should display infobar (counter and arrows at the top)
infobar: true,
// Should display toolbar (buttons at the top)
toolbar: true,
// What buttons should appear in the top right corner.
// Buttons will be created using templates from `btnTpl` option
// and they will be placed into toolbar (class="fancybox-toolbar"` element)
buttons: [
'slideShow',
'fullScreen',
'thumbs',
'share',
//'download',
//'zoom',
'close',
],
// Detect "idle" time in seconds
idleTime: 3,
// Should display buttons at top right corner of the content
// If 'auto' - they will be created for content having type 'html', 'inline' or 'ajax'
// Use template from `btnTpl.smallBtn` for customization
smallBtn: 'auto',
// Disable right-click and use simple image protection for images
protect: false,
// Shortcut to make content "modal" - disable keyboard navigtion, hide buttons, etc
modal: false,
image: {
// Wait for images to load before displaying
// Requires predefined image dimensions
// If 'auto' - will zoom in thumbnail if 'width' and 'height' attributes are found
preload: 'auto',
},
ajax: {
// Object containing settings for ajax request
settings: {
// This helps to indicate that request comes from the modal
// Feel free to change naming
data: {
fancybox: true,
},
},
},
iframe: {
// Iframe template
tpl: '<iframe id="fancybox-frame{rnd}" name="fancybox-frame{rnd}" class="fancybox-iframe" frameborder="0" vspace="0" hspace="0" webkitAllowFullScreen mozallowfullscreen allowFullScreen allowtransparency="true" src=""></iframe>',
// Preload iframe before displaying it
// This allows to calculate iframe content width and height
// (note: Due to "Same Origin Policy", you can't get cross domain data).
preload: true,
// Custom CSS styling for iframe wrapping element
// You can use this to set custom iframe dimensions
css: {},
// Iframe tag attributes
attr: {
scrolling: 'auto',
},
},
// Default content type if cannot be detected automatically
defaultType: 'image',
// Open/close animation type
// Possible values:
// false - disable
// "zoom" - zoom images from/to thumbnail
// "fade"
// "zoom-in-out"
//
animationEffect: 'zoom',
// Duration in ms for open/close animation
animationDuration: 500,
// Should image change opacity while zooming
// If opacity is "auto", then opacity will be changed if image and thumbnail have different aspect ratios
zoomOpacity: 'auto',
// Transition effect between slides
//
// Possible values:
// false - disable
// "fade'
// "slide'
// "circular'
// "tube'
// "zoom-in-out'
// "rotate'
//
transitionEffect: 'fade',
// Duration in ms for transition animation
transitionDuration: 366,
// Custom CSS class for slide element
slideClass: '',
// Custom CSS class for layout
baseClass: '',
// Base template for layout
baseTpl:
'<div class="fancybox-container" role="dialog" tabindex="-1">' +
'<div class="fancybox-bg"></div>' +
'<div class="fancybox-inner">' +
'<div class="fancybox-infobar">' +
'<span data-fancybox-index></span> / <span data-fancybox-count></span>' +
'</div>' +
'<div class="fancybox-toolbar">{{buttons}}</div>' +
'<div class="fancybox-navigation">{{arrows}}</div>' +
'<div class="fancybox-stage"></div>' +
'<div class="fancybox-caption-wrap"><div class="fancybox-caption"></div></div>' +
'</div>' +
'</div>',
// Loading indicator template
spinnerTpl: '<div class="fancybox-loading"></div>',
// Error message template
errorTpl: '<div class="fancybox-error"><p>{{ERROR}}<p></div>',
btnTpl: {
download: '<a download data-fancybox-download class="fancybox-button fancybox-button--download" title="{{DOWNLOAD}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M20,23 L20,8 L20,23 L13,16 L20,23 L27,16 L20,23 M26,28 L13,28 L27,28 L14,28" />' +
'</svg>' +
'</a>',
zoom: '<button data-fancybox-zoom class="fancybox-button fancybox-button--zoom" title="{{ZOOM}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M 18,17 m-8,0 a 8,8 0 1,0 16,0 a 8,8 0 1,0 -16,0 M25,23 L31,29 L25,23" />' +
'</svg>' +
'</button>',
close: '<button data-fancybox-close class="fancybox-button fancybox-button--close" title="{{CLOSE}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M10,10 L30,30 M30,10 L10,30" />' +
'</svg>' +
'</button>',
// This small close button will be appended to your html/inline/ajax content by default,
// if "smallBtn" option is not set to false
smallBtn: '<button data-fancybox-close class="fancybox-close-small" title="{{CLOSE}}"></button>',
// Arrows
arrowLeft: '<button data-fancybox-prev class="fancybox-button fancybox-button--arrow_left" title="{{PREV}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M10,20 L30,20 L10,20 L18,28 L10,20 L18,12 L10,20"></path>' +
'</svg>' +
'</button>',
arrowRight: '<button data-fancybox-next class="fancybox-button fancybox-button--arrow_right" title="{{NEXT}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M30,20 L10,20 L30,20 L22,28 L30,20 L22,12 L30,20"></path>' +
'</svg>' +
'</button>',
},
// Container is injected into this element
parentEl: 'body',
// Focus handling
// ==============
// Try to focus on the first focusable element after opening
autoFocus: false,
// Put focus back to active element after closing
backFocus: true,
// Do not let user to focus on element outside modal content
trapFocus: true,
// Module specific options
// =======================
fullScreen: {
autoStart: false,
},
// Set `touch: false` to disable dragging/swiping
touch: {
vertical: true, // Allow to drag content vertically
momentum: true, // Continue movement after releasing mouse/touch when panning
},
// Hash value when initializing manually,
// set `false` to disable hash change
hash: null,
// Customize or add new media types
// Example:
/*
media : {
youtube : {
params : {
autoplay : 0
}
}
}
*/
media: {},
slideShow: {
autoStart: false,
speed: 4000,
},
thumbs: {
autoStart: false, // Display thumbnails on opening
hideOnClose: true, // Hide thumbnail grid when closing animation starts
parentEl: '.fancybox-container', // Container is injected into this element
axis: 'y', // Vertical (y) or horizontal (x) scrolling
},
// Use mousewheel to navigate gallery
// If 'auto' - enabled for images only
wheel: 'auto',
// Callbacks
//==========
// See Documentation/API/Events for more information
// Example:
/*
afterShow: function( instance, current ) {
console.info( 'Clicked element:' );
console.info( current.opts.$orig );
}
*/
onInit: $.noop, // When instance has been initialized
beforeLoad: $.noop, // Before the content of a slide is being loaded
afterLoad: $.noop, // When the content of a slide is done loading
beforeShow: $.noop, // Before open animation starts
afterShow: $.noop, // When content is done loading and animating
beforeClose: $.noop, // Before the instance attempts to close. Return false to cancel the close.
afterClose: $.noop, // After instance has been closed
onActivate: $.noop, // When instance is brought to front
onDeactivate: $.noop, // When other instance has been activated
// Interaction
// ===========
// Use options below to customize taken action when user clicks or double clicks on the fancyBox area,
// each option can be string or method that returns value.
//
// Possible values:
// "close" - close instance
// "next" - move to next gallery item
// "nextOrClose" - move to next gallery item or close if gallery has only one item
// "toggleControls" - show/hide controls
// "zoom" - zoom image (if loaded)
// false - do nothing
// Clicked on the content
clickContent: function (current, event) {
return current.type === 'image' ? 'zoom' : false;
},
// Clicked on the slide
clickSlide: 'close',
// Clicked on the background (backdrop) element
clickOutside: 'close',
// Same as previous two, but for double click
dblclickContent: false,
dblclickSlide: false,
dblclickOutside: false,
// Custom options when mobile device is detected
// =============================================
mobile: {
idleTime: false,
margin: 0,
clickContent: function (current, event) {
return current.type === 'image' ? 'toggleControls' : false;
},
clickSlide: function (current, event) {
return current.type === 'image' ? 'toggleControls' : 'close';
},
dblclickContent: function (current, event) {
return current.type === 'image' ? 'zoom' : false;
},
dblclickSlide: function (current, event) {
return current.type === 'image' ? 'zoom' : false;
},
},
// Internationalization
// ============
lang: 'en',
i18n: {
'en': {
CLOSE: 'Close',
NEXT: 'Next',
PREV: 'Previous',
ERROR: 'The requested content cannot be loaded. <br/> Please try again later.',
PLAY_START: 'Start slideshow',
PLAY_STOP: 'Pause slideshow',
FULL_SCREEN: 'Full screen',
THUMBS: 'Thumbnails',
DOWNLOAD: 'Download',
SHARE: 'Share',
ZOOM: 'Zoom',
},
'de': {
CLOSE: 'Schliessen',
NEXT: 'Weiter',
PREV: 'Zurück',
ERROR: 'Die angeforderten Daten konnten nicht geladen werden. <br/> Bitte versuchen Sie es später nochmal.',
PLAY_START: 'Diaschau starten',
PLAY_STOP: 'Diaschau beenden',
FULL_SCREEN: 'Vollbild',
THUMBS: 'Vorschaubilder',
DOWNLOAD: 'Herunterladen',
SHARE: 'Teilen',
ZOOM: 'Maßstab',
},
},
};
// Few useful variables and methods
// ================================
var $W = $(window);
var $D = $(document);
var called = 0;
// Check if an object is a jQuery object and not a native JavaScript object
// ========================================================================
var isQuery = function (obj) {
return obj && obj.hasOwnProperty && obj instanceof $;
};
// Handle multiple browsers for "requestAnimationFrame" and "cancelAnimationFrame"
// ===============================================================================
var requestAFrame = (function () {
return window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.oRequestAnimationFrame ||
// if all else fails, use setTimeout
function (callback) {
return window.setTimeout(callback, 1000 / 60);
};
})();
// Detect the supported transition-end event property name
// =======================================================
var transitionEnd = (function () {
var t, el = document.createElement('fakeelement');
var transitions = {
'transition': 'transitionend',
'OTransition': 'oTransitionEnd',
'MozTransition': 'transitionend',
'WebkitTransition': 'webkitTransitionEnd',
};
for (t in transitions) {
if (el.style[t] !== undefined) {
return transitions[t];
}
}
return 'transitionend';
})();
// Force redraw on an element.
// This helps in cases where the browser doesn't redraw an updated element properly.
// =================================================================================
var forceRedraw = function ($el) {
return ($el && $el.length && $el[0].offsetHeight);
};
// Class definition
// ================
var FancyBox = function (content, opts, index) {
var self = this;
self.opts = $.extend(true, {index: index}, $.fancybox.defaults, opts || {});
if ($.fancybox.isMobile) {
self.opts = $.extend(true, {}, self.opts, self.opts.mobile);
}
// Exclude buttons option from deep merging
if (opts && $.isArray(opts.buttons)) {
self.opts.buttons = opts.buttons;
}
self.id = self.opts.id || ++called;
self.group = [];
self.currIndex = parseInt(self.opts.index, 10) || 0;
self.prevIndex = null;
self.prevPos = null;
self.currPos = 0;
self.firstRun = null;
// Create group elements from original item collection
self.createGroup(content);
if (!self.group.length) {
return;
}
// Save last active element and current scroll position
self.$lastFocus = $(document.activeElement).blur();
// Collection of gallery objects
self.slides = {};
self.init();
};
$.extend(FancyBox.prototype, {
// Create DOM structure
// ====================
init: function () {
var self = this,
firstItem = self.group[self.currIndex],
firstItemOpts = firstItem.opts,
scrollbarWidth = $.fancybox.scrollbarWidth,
$scrollDiv,
$container,
buttonStr;
self.scrollTop = $D.scrollTop();
self.scrollLeft = $D.scrollLeft();
// Hide scrollbars
// ===============
if (!$.fancybox.getInstance()) {
$('body').addClass('fancybox-active');
// iOS hack
if (/iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream) {
// iOS has problems for input elements inside fixed containers,
// the workaround is to apply `position: fixed` to `<body>` element,
// unfortunately, this makes it lose the scrollbars and forces address bar to appear.
if (firstItem.type !== 'image') {
$('body').css('top', $('body').scrollTop() * -1).addClass('fancybox-iosfix');
}
} else if (!$.fancybox.isMobile && document.body.scrollHeight >
window.innerHeight) {
if (scrollbarWidth === undefined) {
$scrollDiv = $(
'<div style="width:50px;height:50px;overflow:scroll;" />').appendTo('body');
scrollbarWidth = $.fancybox.scrollbarWidth = $scrollDiv[0].offsetWidth -
$scrollDiv[0].clientWidth;
$scrollDiv.remove();
}
$('head').append(
'<style id="fancybox-style-noscroll" type="text/css">.compensate-for-scrollbar { margin-right: ' +
scrollbarWidth + 'px; }</style>');
$('body').addClass('compensate-for-scrollbar');
}
}
// Build html markup and set references
// ====================================
// Build html code for buttons and insert into main template
buttonStr = '';
$.each(firstItemOpts.buttons, function (index, value) {
buttonStr += (firstItemOpts.btnTpl[value] || '');
});
// Create markup from base template, it will be initially hidden to
// avoid unnecessary work like painting while initializing is not complete
$container = $(
self.translate(self,
firstItemOpts.baseTpl.replace('\{\{buttons\}\}', buttonStr).replace('\{\{arrows\}\}', firstItemOpts.btnTpl.arrowLeft +
firstItemOpts.btnTpl.arrowRight),
),
).attr('id', 'fancybox-container-' + self.id).addClass('fancybox-is-hidden').addClass(firstItemOpts.baseClass).data('FancyBox', self).appendTo(firstItemOpts.parentEl);
// Create object holding references to jQuery wrapped nodes
self.$refs = {
container: $container,
};
[
'bg',
'inner',
'infobar',
'toolbar',
'stage',
'caption',
'navigation'].forEach(function (item) {
self.$refs[item] = $container.find('.fancybox-' + item);
});
self.trigger('onInit');
// Enable events, deactive previous instances
self.activate();
// Build slides, load and reveal content
self.jumpTo(self.currIndex);
},
// Simple i18n support - replaces object keys found in template
// with corresponding values
// ============================================================
translate: function (obj, str) {
var arr = obj.opts.i18n[obj.opts.lang];
return str.replace(/\{\{(\w+)\}\}/g, function (match, n) {
var value = arr[n];
if (value === undefined) {
return match;
}
return value;
});
},
// Create array of gally item objects
// Check if each object has valid type and content
// ===============================================
createGroup: function (content) {
var self = this;
var items = $.makeArray(content);
$.each(items, function (i, item) {
var obj = {},
opts = {},
$item,
type,
found,
src,
srcParts;
// Step 1 - Make sure we have an object
// ====================================
if ($.isPlainObject(item)) {
// We probably have manual usage here, something like
// $.fancybox.open( [ { src : "image.jpg", type : "image" } ] )
obj = item;
opts = item.opts || item;
} else if ($.type(item) === 'object' && $(item).length) {
// Here we probably have jQuery collection returned by some selector
$item = $(item);
opts = $item.data();
opts = $.extend({}, opts, opts.options || {});
// Here we store clicked element
opts.$orig = $item;
obj.src = opts.src || $item.attr('href');
// Assume that simple syntax is used, for example:
// `$.fancybox.open( $("#test"), {} );`
if (!obj.type && !obj.src) {
obj.type = 'inline';
obj.src = item;
}
} else {
// Assume we have a simple html code, for example:
// $.fancybox.open( '<div><h1>Hi!</h1></div>' );
obj = {
type: 'html',
src: item + '',
};
}
// Each gallery object has full collection of options
obj.opts = $.extend(true, {}, self.opts, opts);
// Do not merge buttons array
if ($.isArray(opts.buttons)) {
obj.opts.buttons = opts.buttons;
}
// Step 2 - Make sure we have content type, if not - try to guess
// ==============================================================
type = obj.type || obj.opts.type;
src = obj.src || '';
if (!type && src) {
if (src.match(
/(^data:image\/[a-z0-9+\/=]*,)|(\.(jp(e|g|eg)|gif|png|bmp|webp|svg|ico)((\?|#).*)?$)/i)) {
type = 'image';
} else if (src.match(/\.(pdf)((\?|#).*)?$/i)) {
type = 'pdf';
} else if (found = src.match(/\.(mp4|mov|ogv)((\?|#).*)?$/i)) {
type = 'video';
if (!obj.opts.videoFormat) {
obj.opts.videoFormat = 'video/' +
(found[1] === 'ogv' ? 'ogg' : found[1]);
}
} else if (src.charAt(0) === '#') {
type = 'inline';
}
}
if (type) {
obj.type = type;
} else {
self.trigger('objectNeedsType', obj);
}
// Step 3 - Some adjustments
// =========================
obj.index = self.group.length;
// Check if $orig and $thumb objects exist
if (obj.opts.$orig && !obj.opts.$orig.length) {
delete obj.opts.$orig;
}
if (!obj.opts.$thumb && obj.opts.$orig) {
obj.opts.$thumb = obj.opts.$orig.find('img:first');
}
if (obj.opts.$thumb && !obj.opts.$thumb.length) {
delete obj.opts.$thumb;
}
// "caption" is a "special" option, it can be used to customize caption per gallery item ..
if ($.type(obj.opts.caption) === 'function') {
obj.opts.caption = obj.opts.caption.apply(item, [self, obj]);
}
if ($.type(self.opts.caption) === 'function') {
obj.opts.caption = self.opts.caption.apply(item, [self, obj]);
}
// Make sure we have caption as a string or jQuery object
if (!(obj.opts.caption instanceof $)) {
obj.opts.caption = obj.opts.caption === undefined ?
'' :
obj.opts.caption + '';
}
// Check if url contains "filter" used to filter the content
// Example: "ajax.html #something"
if (type === 'ajax') {
srcParts = src.split(/\s+/, 2);
if (srcParts.length > 1) {
obj.src = srcParts.shift();
obj.opts.filter = srcParts.shift();
}
}
if (obj.opts.smallBtn == 'auto') {
if ($.inArray(type, ['html', 'inline', 'ajax']) > -1) {
obj.opts.toolbar = false;
obj.opts.smallBtn = true;
} else {
obj.opts.smallBtn = false;
}
}
// If the type is "pdf", then simply load file into iframe
if (type === 'pdf') {
obj.type = 'iframe';
obj.opts.iframe.preload = false;
}
// Hide all buttons and disable interactivity for modal items
if (obj.opts.modal) {
obj.opts = $.extend(true, obj.opts, {
// Remove buttons
infobar: 0,
toolbar: 0,
smallBtn: 0,
// Disable keyboard navigation
keyboard: 0,
// Disable some modules
slideShow: 0,
fullScreen: 0,
thumbs: 0,
touch: 0,
// Disable click event handlers
clickContent: false,
clickSlide: false,
clickOutside: false,
dblclickContent: false,
dblclickSlide: false,
dblclickOutside: false,
});
}
// Step 4 - Add processed object to group
// ======================================
self.group.push(obj);
});
},
// Attach an event handler functions for:
// - navigation buttons
// - browser scrolling, resizing;
// - focusing
// - keyboard
// - detect idle
// ======================================
addEvents: function () {
var self = this;
self.removeEvents();
// Make navigation elements clickable
self.$refs.container.on('click.fb-close', '[data-fancybox-close]',
function (e) {
e.stopPropagation();
e.preventDefault();
self.close(e);
}).on('click.fb-prev touchend.fb-prev', '[data-fancybox-prev]',
function (e) {
e.stopPropagation();
e.preventDefault();
self.previous();
}).on('click.fb-next touchend.fb-next', '[data-fancybox-next]',
function (e) {
e.stopPropagation();
e.preventDefault();
self.next();
}).on('click.fb', '[data-fancybox-zoom]', function (e) {
// Click handler for zoom button
self[self.isScaledDown() ? 'scaleToActual' : 'scaleToFit']();
});
// Handle page scrolling and browser resizing
$W.on('orientationchange.fb resize.fb', function (e) {
if (e && e.originalEvent && e.originalEvent.type === 'resize') {
requestAFrame(function () {
self.update();
});
} else {
self.$refs.stage.hide();
setTimeout(function () {
self.$refs.stage.show();
self.update();
}, 600);
}
});
// Trap keyboard focus inside of the modal, so the user does not accidentally tab outside of the modal
// (a.k.a. "escaping the modal")
$D.on('focusin.fb', function (e) {
var instance = $.fancybox ? $.fancybox.getInstance() : null;
if (instance.isClosing || !instance.current ||
!instance.current.opts.trapFocus ||
$(e.target).hasClass('fancybox-container') ||
$(e.target).is(document)) {
return;
}
if (instance && $(e.target).css('position') !== 'fixed' &&
!instance.$refs.container.has(e.target).length) {
e.stopPropagation();
instance.focus();
// Sometimes page gets scrolled, set it back
$W.scrollTop(self.scrollTop).scrollLeft(self.scrollLeft);
}
});
// Enable keyboard navigation
$D.on('keydown.fb', function (e) {
var current = self.current,
keycode = e.keyCode || e.which;
if (!current || !current.opts.keyboard) {
return;
}
if ($(e.target).is('input') || $(e.target).is('textarea')) {
return;
}
// Backspace and Esc keys
if (keycode === 8 || keycode === 27) {
e.preventDefault();
self.close(e);
return;
}
// Left arrow and Up arrow
if (keycode === 37 || keycode === 38) {
e.preventDefault();
self.previous();
return;
}
// Righ arrow and Down arrow
if (keycode === 39 || keycode === 40) {
e.preventDefault();
self.next();
return;
}
self.trigger('afterKeydown', e, keycode);
});
// Hide controls after some inactivity period
if (self.group[self.currIndex].opts.idleTime) {
self.idleSecondsCounter = 0;
$D.on(
'mousemove.fb-idle mouseleave.fb-idle mousedown.fb-idle touchstart.fb-idle touchmove.fb-idle scroll.fb-idle keydown.fb-idle',
function (e) {
self.idleSecondsCounter = 0;
if (self.isIdle) {
self.showControls();
}
self.isIdle = false;
});
self.idleInterval = window.setInterval(function () {
self.idleSecondsCounter++;
if (self.idleSecondsCounter >=
self.group[self.currIndex].opts.idleTime && !self.isDragging) {
self.isIdle = true;
self.idleSecondsCounter = 0;
self.hideControls();
}
}, 1000);
}
},
// Remove events added by the core
// ===============================
removeEvents: function () {
var self = this;
$W.off('orientationchange.fb resize.fb');
$D.off('focusin.fb keydown.fb .fb-idle');
this.$refs.container.off('.fb-close .fb-prev .fb-next');
if (self.idleInterval) {
window.clearInterval(self.idleInterval);
self.idleInterval = null;
}
},
// Change to previous gallery item
// ===============================
previous: function (duration) {
return this.jumpTo(this.currPos - 1, duration);
},
// Change to next gallery item
// ===========================
next: function (duration) {
return this.jumpTo(this.currPos + 1, duration);
},
// Switch to selected gallery item
// ===============================
jumpTo: function (pos, duration, slide) {
var self = this,
firstRun,
loop,
current,
previous,
canvasWidth,
currentPos,
transitionProps;
var groupLen = self.group.length;
if (self.isDragging || self.isClosing ||
(self.isAnimating && self.firstRun)) {
return;
}
pos = parseInt(pos, 10);
loop = self.current ? self.current.opts.loop : self.opts.loop;
if (!loop && (pos < 0 || pos >= groupLen)) {
return false;
}
firstRun = self.firstRun = (self.firstRun === null);
if (groupLen < 2 && !firstRun && !!self.isDragging) {
return;
}
previous = self.current;
self.prevIndex = self.currIndex;
self.prevPos = self.currPos;
// Create slides
current = self.createSlide(pos);
if (groupLen > 1) {
if (loop || current.index > 0) {
self.createSlide(pos - 1);
}
if (loop || current.index < groupLen - 1) {
self.createSlide(pos + 1);
}
}
self.current = current;
self.currIndex = current.index;
self.currPos = current.pos;
self.trigger('beforeShow', firstRun);
self.updateControls();
currentPos = $.fancybox.getTranslate(current.$slide);
current.isMoved = (currentPos.left !== 0 || currentPos.top !== 0) &&
!current.$slide.hasClass('fancybox-animated');
current.forcedDuration = undefined;
if ($.isNumeric(duration)) {
current.forcedDuration = duration;
} else {
duration = current.opts[firstRun ?
'animationDuration' :
'transitionDuration'];
}
duration = parseInt(duration, 10);
// Fresh start - reveal container, current slide and start loading content
if (firstRun) {
if (current.opts.animationEffect && duration) {
self.$refs.container.css('transition-duration', duration + 'ms');
}
self.$refs.container.removeClass('fancybox-is-hidden');
forceRedraw(self.$refs.container);
self.$refs.container.addClass('fancybox-is-open');
// Make first slide visible (to display loading icon, if needed)
current.$slide.addClass('fancybox-slide--current');
self.loadSlide(current);
self.preload('image');
return;
}
// Clean up
$.each(self.slides, function (index, slide) {
$.fancybox.stop(slide.$slide);
});
// Make current that slide is visible even if content is still loading
current.$slide.removeClass(
'fancybox-slide--next fancybox-slide--previous').addClass('fancybox-slide--current');
// If slides have been dragged, animate them to correct position
if (current.isMoved) {
canvasWidth = Math.round(current.$slide.width());
$.each(self.slides, function (index, slide) {
var pos = slide.pos - current.pos;
$.fancybox.animate(slide.$slide, {
top: 0,
left: (pos * canvasWidth) + (pos * slide.opts.gutter),
}, duration, function () {
slide.$slide.removeAttr('style').removeClass('fancybox-slide--next fancybox-slide--previous');
if (slide.pos === self.currPos) {
current.isMoved = false;
self.complete();
}
});
});
} else {
self.$refs.stage.children().removeAttr('style');
}
// Start transition that reveals current content
// or wait when it will be loaded
if (current.isLoaded) {
self.revealContent(current);
} else {
self.loadSlide(current);
}
self.preload('image');
if (previous.pos === current.pos) {
return;
}
// Handle previous slide
// =====================
transitionProps = 'fancybox-slide--' +
(previous.pos > current.pos ? 'next' : 'previous');
previous.$slide.removeClass(
'fancybox-slide--complete fancybox-slide--current fancybox-slide--next fancybox-slide--previous');
previous.isComplete = false;
if (!duration || (!current.isMoved && !current.opts.transitionEffect)) {
return;
}
if (current.isMoved) {
previous.$slide.addClass(transitionProps);
} else {
transitionProps = 'fancybox-animated ' + transitionProps +
' fancybox-fx-' + current.opts.transitionEffect;
$.fancybox.animate(previous.$slide, transitionProps, duration,
function () {
previous.$slide.removeClass(transitionProps).removeAttr('style');
});
}
},
// Create new "slide" element
// These are gallery items that are actually added to DOM
// =======================================================
createSlide: function (pos) {
var self = this;
var $slide;
var index;
index = pos % self.group.length;
index = index < 0 ? self.group.length + index : index;
if (!self.slides[pos] && self.group[index]) {
$slide = $('<div class="fancybox-slide"></div>').appendTo(self.$refs.stage);
self.slides[pos] = $.extend(true, {}, self.group[index], {
pos: pos,
$slide: $slide,
isLoaded: false,
});
self.updateSlide(self.slides[pos]);
}
return self.slides[pos];
},
// Scale image to the actual size of the image
// ===========================================
scaleToActual: function (x, y, duration) {
var self = this;
var current = self.current;
var $what = current.$content;
var imgPos, posX, posY, scaleX, scaleY;
var canvasWidth = parseInt(current.$slide.width(), 10);
var canvasHeight = parseInt(current.$slide.height(), 10);
var newImgWidth = current.width;
var newImgHeight = current.height;
if (!(current.type == 'image' && !current.hasError) || !$what ||
self.isAnimating) {
return;
}
$.fancybox.stop($what);
self.isAnimating = true;
x = x === undefined ? canvasWidth * 0.5 : x;
y = y === undefined ? canvasHeight * 0.5 : y;
imgPos = $.fancybox.getTranslate($what);
scaleX = newImgWidth / imgPos.width;
scaleY = newImgHeight / imgPos.height;
// Get center position for original image
posX = (canvasWidth * 0.5 - newImgWidth * 0.5);
posY = (canvasHeight * 0.5 - newImgHeight * 0.5);
// Make sure image does not move away from edges
if (newImgWidth > canvasWidth) {
posX = imgPos.left * scaleX - ((x * scaleX) - x);
if (posX > 0) {
posX = 0;
}
if (posX < canvasWidth - newImgWidth) {
posX = canvasWidth - newImgWidth;
}
}
if (newImgHeight > canvasHeight) {
posY = imgPos.top * scaleY - ((y * scaleY) - y);
if (posY > 0) {
posY = 0;
}
if (posY < canvasHeight - newImgHeight) {
posY = canvasHeight - newImgHeight;
}
}
self.updateCursor(newImgWidth, newImgHeight);
$.fancybox.animate($what, {
top: posY,
left: posX,
scaleX: scaleX,
scaleY: scaleY,
}, duration || 330, function () {
self.isAnimating = false;
});
// Stop slideshow
if (self.SlideShow && self.SlideShow.isActive) {
self.SlideShow.stop();
}
},
// Scale image to fit inside parent element
// ========================================
scaleToFit: function (duration) {
var self = this;
var current = self.current;
var $what = current.$content;
var end;
if (!(current.type == 'image' && !current.hasError) || !$what ||
self.isAnimating) {
return;
}
$.fancybox.stop($what);
self.isAnimating = true;
end = self.getFitPos(current);
self.updateCursor(end.width, end.height);
$.fancybox.animate($what, {
top: end.top,
left: end.left,
scaleX: end.width / $what.width(),
scaleY: end.height / $what.height(),
}, duration || 330, function () {
self.isAnimating = false;
});
},
// Calculate image size to fit inside viewport
// ===========================================
getFitPos: function (slide) {
var self = this;
var $what = slide.$content;
var imgWidth = slide.width;
var imgHeight = slide.height;
var margin = slide.opts.margin;
var canvasWidth, canvasHeight, minRatio, width, height;
if (!$what || !$what.length || (!imgWidth && !imgHeight)) {
return false;
}
// Convert "margin to CSS style: [ top, right, bottom, left ]
if ($.type(margin) === 'number') {
margin = [margin, margin];
}
if (margin.length == 2) {
margin = [margin[0], margin[1], margin[0], margin[1]];
}
// We can not use $slide width here, because it can have different diemensions while in transiton
canvasWidth = parseInt(self.$refs.stage.width(), 10) -
(margin[1] + margin[3]);
canvasHeight = parseInt(self.$refs.stage.height(), 10) -
(margin[0] + margin[2]);
minRatio = Math.min(1, canvasWidth / imgWidth, canvasHeight / imgHeight);
width = Math.floor(minRatio * imgWidth);
height = Math.floor(minRatio * imgHeight);
// Use floor rounding to make sure it really fits
return {
top: Math.floor((canvasHeight - height) * 0.5) + margin[0],
left: Math.floor((canvasWidth - width) * 0.5) + margin[3],
width: width,
height: height,
};
},
// Update content size and position for all slides
// ==============================================
update: function () {
var self = this;
$.each(self.slides, function (key, slide) {
self.updateSlide(slide);
});
},
// Update slide content position and size
// ======================================
updateSlide: function (slide, duration) {
var self = this,
$what = slide && slide.$content;
if ($what && (slide.width || slide.height)) {
self.isAnimating = false;
$.fancybox.stop($what);
$.fancybox.setTranslate($what, self.getFitPos(slide));
if (slide.pos === self.currPos) {
self.updateCursor();
}
}
slide.$slide.trigger('refresh');
self.trigger('onUpdate', slide);
},
// Horizontally center slide
// =========================
centerSlide: function (slide, duration) {
var self = this, canvasWidth, pos;
if (self.current) {
canvasWidth = Math.round(slide.$slide.width());
pos = slide.pos - self.current.pos;
$.fancybox.animate(slide.$slide, {
top: 0,
left: (pos * canvasWidth) + (pos * slide.opts.gutter),
opacity: 1,
}, duration === undefined ? 0 : duration, null, false);
}
},
// Update cursor style depending if content can be zoomed
// ======================================================
updateCursor: function (nextWidth, nextHeight) {
var self = this;
var isScaledDown;
var $container = self.$refs.container.removeClass(
'fancybox-is-zoomable fancybox-can-zoomIn fancybox-can-drag fancybox-can-zoomOut');
if (!self.current || self.isClosing) {
return;
}
if (self.isZoomable()) {
$container.addClass('fancybox-is-zoomable');
if (nextWidth !== undefined && nextHeight !== undefined) {
isScaledDown = nextWidth < self.current.width && nextHeight <
self.current.height;
} else {
isScaledDown = self.isScaledDown();
}
if (isScaledDown) {
// If image is scaled down, then, obviously, it can be zoomed to full size
$container.addClass('fancybox-can-zoomIn');
} else {
if (self.current.opts.touch) {
// If image size ir largen than available available and touch module is not disable,
// then user can do panning
$container.addClass('fancybox-can-drag');
} else {
$container.addClass('fancybox-can-zoomOut');
}
}
} else if (self.current.opts.touch) {
$container.addClass('fancybox-can-drag');
}
},
// Check if current slide is zoomable
// ==================================
isZoomable: function () {
var self = this;
var current = self.current;
var fitPos;
if (!current || self.isClosing) {
return;
}
// Assume that slide is zoomable if
// - image is loaded successfuly
// - click action is "zoom"
// - actual size of the image is smaller than available area
if (current.type === 'image' && current.isLoaded && !current.hasError &&
(current.opts.clickContent === 'zoom' ||
($.isFunction(current.opts.clickContent) &&
current.opts.clickContent(current) === 'zoom'))
) {
fitPos = self.getFitPos(current);
if (current.width > fitPos.width || current.height > fitPos.height) {
return true;
}
}
return false;
},
// Check if current image dimensions are smaller than actual
// =========================================================
isScaledDown: function () {
var self = this;
var current = self.current;
var $what = current.$content;
var rez = false;
if ($what) {
rez = $.fancybox.getTranslate($what);
rez = rez.width < current.width || rez.height < current.height;
}
return rez;
},
// Check if image dimensions exceed parent element
// ===============================================
canPan: function () {
var self = this;
var current = self.current;
var $what = current.$content;
var rez = false;
if ($what) {
rez = self.getFitPos(current);
rez = Math.abs($what.width() - rez.width) > 1 ||
Math.abs($what.height() - rez.height) > 1;
}
return rez;
},
// Load content into the slide
// ===========================
loadSlide: function (slide) {
var self = this, type, $slide;
var ajaxLoad;
if (slide.isLoading) {
return;
}
if (slide.isLoaded) {
return;
}
slide.isLoading = true;
self.trigger('beforeLoad', slide);
type = slide.type;
$slide = slide.$slide;
$slide.off('refresh').trigger('onReset').addClass('fancybox-slide--' + (type || 'unknown')).addClass(slide.opts.slideClass);
// Create content depending on the type
switch (type) {
case 'image':
self.setImage(slide);
break;
case 'iframe':
self.setIframe(slide);
break;
case 'html':
self.setContent(slide, slide.src || slide.content);
break;
case 'inline':
if ($(slide.src).length) {
self.setContent(slide, $(slide.src));
} else {
self.setError(slide);
}
break;
case 'ajax':
self.showLoading(slide);
ajaxLoad = $.ajax($.extend({}, slide.opts.ajax.settings, {
url: slide.src,
success: function (data, textStatus) {
if (textStatus === 'success') {
self.setContent(slide, data);
}
},
error: function (jqXHR, textStatus) {
if (jqXHR && textStatus !== 'abort') {
self.setError(slide);
}
},
}));
$slide.one('onReset', function () {
ajaxLoad.abort();
});
break;
case 'video' :
self.setContent(slide,
'<video controls>' +
'<source src="' + slide.src + '" type="' +
slide.opts.videoFormat + '">' +
'Your browser doesn\'t support HTML5 video' +
'</video>',
);
break;
default:
self.setError(slide);
break;
}
return true;
},
// Use thumbnail image, if possible
// ================================
setImage: function (slide) {
var self = this;
var srcset = slide.opts.srcset || slide.opts.image.srcset;
var found, temp, pxRatio, windowWidth;
// If we have "srcset", then we need to find matching "src" value.
// This is necessary, because when you set an src attribute, the browser will preload the image
// before any javascript or even CSS is applied.
if (srcset) {
pxRatio = window.devicePixelRatio || 1;
windowWidth = window.innerWidth * pxRatio;
temp = srcset.split(',').map(function (el) {
var ret = {};
el.trim().split(/\s+/).forEach(function (el, i) {
var value = parseInt(el.substring(0, el.length - 1), 10);
if (i === 0) {
return (ret.url = el);
}
if (value) {
ret.value = value;
ret.postfix = el[el.length - 1];
}
});
return ret;
});
// Sort by value
temp.sort(function (a, b) {
return a.value - b.value;
});
// Ok, now we have an array of all srcset values
for (var j = 0; j < temp.length; j++) {
var el = temp[j];
if ((el.postfix === 'w' && el.value >= windowWidth) ||
(el.postfix === 'x' && el.value >= pxRatio)) {
found = el;
break;
}
}
// If not found, take the last one
if (!found && temp.length) {
found = temp[temp.length - 1];
}
if (found) {
slide.src = found.url;
// If we have default width/height values, we can calculate height for matching source
if (slide.width && slide.height && found.postfix == 'w') {
slide.height = (slide.width / slide.height) * found.value;
slide.width = found.value;
}
}
}
// This will be wrapper containing both ghost and actual image
slide.$content = $('<div class="fancybox-image-wrap"></div>').addClass('fancybox-is-hidden').appendTo(slide.$slide);
// If we have a thumbnail, we can display it while actual image is loading
// Users will not stare at black screen and actual image will appear gradually
if (slide.opts.preload !== false && slide.opts.width &&
slide.opts.height && (slide.opts.thumb || slide.opts.$thumb)) {
slide.width = slide.opts.width;
slide.height = slide.opts.height;
slide.$ghost = $('<img />').one('error', function () {
$(this).remove();
slide.$ghost = null;
self.setBigImage(slide);
}).one('load', function () {
self.afterLoad(slide);
self.setBigImage(slide);
}).addClass('fancybox-image').appendTo(slide.$content).attr('src', slide.opts.thumb || slide.opts.$thumb.attr('src'));
} else {
self.setBigImage(slide);
}
},
// Create full-size image
// ======================
setBigImage: function (slide) {
var self = this;
var $img = $('<img />');
slide.$image = $img.one('error', function () {
self.setError(slide);
}).one('load', function () {
// Clear timeout that checks if loading icon needs to be displayed
clearTimeout(slide.timouts);
slide.timouts = null;
if (self.isClosing) {
return;
}
slide.width = slide.opts.width || this.naturalWidth;
slide.height = slide.opts.height || this.naturalHeight;
if (slide.opts.image.srcset) {
$img.attr('sizes', '100vw').attr('srcset', slide.opts.image.srcset);
}
self.hideLoading(slide);
if (slide.$ghost) {
slide.timouts = setTimeout(function () {
slide.timouts = null;
slide.$ghost.hide();
}, Math.min(300, Math.max(1000, slide.height / 1600)));
} else {
self.afterLoad(slide);
}
}).addClass('fancybox-image').attr('src', slide.src).appendTo(slide.$content);
if (($img[0].complete || $img[0].readyState == 'complete') &&
$img[0].naturalWidth && $img[0].naturalHeight) {
$img.trigger('load');
} else if ($img[0].error) {
$img.trigger('error');
} else {
slide.timouts = setTimeout(function () {
if (!$img[0].complete && !slide.hasError) {
self.showLoading(slide);
}
}, 100);
}
},
// Create iframe wrapper, iframe and bindings
// ==========================================
setIframe: function (slide) {
var self = this,
opts = slide.opts.iframe,
$slide = slide.$slide,
$iframe;
slide.$content = $('<div class="fancybox-content' +
(opts.preload ? ' fancybox-is-hidden' : '') + '"></div>').css(opts.css).appendTo($slide);
$iframe = $(opts.tpl.replace(/\{rnd\}/g, new Date().getTime())).attr(opts.attr).appendTo(slide.$content);
if (opts.preload) {
self.showLoading(slide);
// Unfortunately, it is not always possible to determine if iframe is successfully loaded
// (due to browser security policy)
$iframe.on('load.fb error.fb', function (e) {
this.isReady = 1;
slide.$slide.trigger('refresh');
self.afterLoad(slide);
});
// Recalculate iframe content size
// ===============================
$slide.on('refresh.fb', function () {
var $wrap = slide.$content,
frameWidth = opts.css.width,
frameHeight = opts.css.height,
scrollWidth,
$contents,
$body;
if ($iframe[0].isReady !== 1) {
return;
}
// Check if content is accessible,
// it will fail if frame is not with the same origin
try {
$contents = $iframe.contents();
$body = $contents.find('body');
} catch (ignore) {
}
// Calculate dimensions for the wrapper
if ($body && $body.length) {
if (frameWidth === undefined) {
scrollWidth = $iframe[0].contentWindow.document.documentElement.scrollWidth;
frameWidth = Math.ceil(
$body.outerWidth(true) + ($wrap.width() - scrollWidth));
frameWidth += $wrap.outerWidth() - $wrap.innerWidth();
}
if (frameHeight === undefined) {
frameHeight = Math.ceil($body.outerHeight(true));
frameHeight += $wrap.outerHeight() - $wrap.innerHeight();
}
// Resize wrapper to fit iframe content
if (frameWidth) {
$wrap.width(frameWidth);
}
if (frameHeight) {
$wrap.height(frameHeight);
}
}
$wrap.removeClass('fancybox-is-hidden');
});
} else {
this.afterLoad(slide);
}
$iframe.attr('src', slide.src);
if (slide.opts.smallBtn === true) {
slide.$content.prepend(
self.translate(slide, slide.opts.btnTpl.smallBtn));
}
// Remove iframe if closing or changing gallery item
$slide.one('onReset', function () {
// This helps IE not to throw errors when closing
try {
$(this).find('iframe').hide().attr('src', '//about:blank');
} catch (ignore) {
}
$(this).empty();
slide.isLoaded = false;
});
},
// Wrap and append content to the slide
// ======================================
setContent: function (slide, content) {
var self = this;
if (self.isClosing) {
return;
}
self.hideLoading(slide);
slide.$slide.empty();
if (isQuery(content) && content.parent().length) {
// If content is a jQuery object, then it will be moved to the slide.
// The placeholder is created so we will know where to put it back.
// If user is navigating gallery fast, then the content might be already inside fancyBox
// =====================================================================================
// Make sure content is not already moved to fancyBox
content.parent('.fancybox-slide--inline').trigger('onReset');
// Create temporary element marking original place of the content
slide.$placeholder = $('<div></div>').hide().insertAfter(content);
// Make sure content is visible
content.css('display', 'inline-block');
} else if (!slide.hasError) {
// If content is just a plain text, try to convert it to html
if ($.type(content) === 'string') {
content = $('<div>').append($.trim(content)).contents();
// If we have text node, then add wrapping element to make vertical alignment work
if (content[0].nodeType === 3) {
content = $('<div>').html(content);
}
}
// If "filter" option is provided, then filter content
if (slide.opts.filter) {
content = $('<div>').html(content).find(slide.opts.filter);
}
}
slide.$slide.one('onReset', function () {
// Pause all html5 video/audio
$(this).find('video,audio').trigger('pause');
// Put content back
if (slide.$placeholder) {
slide.$placeholder.after(content.hide()).remove();
slide.$placeholder = null;
}
// Remove custom close button
if (slide.$smallBtn) {
slide.$smallBtn.remove();
slide.$smallBtn = null;
}
// Remove content and mark slide as not loaded
if (!slide.hasError) {
$(this).empty();
slide.isLoaded = false;
}
});
slide.$content = $(content).appendTo(slide.$slide);
this.afterLoad(slide);
},
// Display error message
// =====================
setError: function (slide) {
slide.hasError = true;
slide.$slide.removeClass('fancybox-slide--' + slide.type);
this.setContent(slide, this.translate(slide, slide.opts.errorTpl));
},
// Show loading icon inside the slide
// ==================================
showLoading: function (slide) {
var self = this;
slide = slide || self.current;
if (slide && !slide.$spinner) {
slide.$spinner = $(self.opts.spinnerTpl).appendTo(slide.$slide);
}
},
// Remove loading icon from the slide
// ==================================
hideLoading: function (slide) {
var self = this;
slide = slide || self.current;
if (slide && slide.$spinner) {
slide.$spinner.remove();
delete slide.$spinner;
}
},
// Adjustments after slide content has been loaded
// ===============================================
afterLoad: function (slide) {
var self = this;
if (self.isClosing) {
return;
}
slide.isLoading = false;
slide.isLoaded = true;
self.trigger('afterLoad', slide);
self.hideLoading(slide);
if (slide.opts.smallBtn && !slide.$smallBtn) {
slide.$smallBtn = $(self.translate(slide, slide.opts.btnTpl.smallBtn)).appendTo(slide.$content.filter('div,form').first());
}
if (slide.opts.protect && slide.$content && !slide.hasError) {
// Disable right click
slide.$content.on('contextmenu.fb', function (e) {
if (e.button == 2) {
e.preventDefault();
}
return true;
});
// Add fake element on top of the image
// This makes a bit harder for user to select image
if (slide.type === 'image') {
$('<div class="fancybox-spaceball"></div>').appendTo(slide.$content);
}
}
self.revealContent(slide);
},
// Make content visible
// This method is called right after content has been loaded or
// user navigates gallery and transition should start
// ============================================================
revealContent: function (slide) {
var self = this;
var $slide = slide.$slide;
var effect, effectClassName, duration, opacity, end, start = false;
effect = slide.opts[self.firstRun ?
'animationEffect' :
'transitionEffect'];
duration = slide.opts[self.firstRun ?
'animationDuration' :
'transitionDuration'];
duration = parseInt(
slide.forcedDuration === undefined ? duration : slide.forcedDuration,
10);
if (slide.isMoved || slide.pos !== self.currPos || !duration) {
effect = false;
}
// Check if can zoom
if (effect === 'zoom' &&
!(slide.pos === self.currPos && duration && slide.type === 'image' &&
!slide.hasError && (start = self.getThumbPos(slide)))) {
effect = 'fade';
}
// Zoom animation
// ==============
if (effect === 'zoom') {
end = self.getFitPos(slide);
end.scaleX = end.width / start.width;
end.scaleY = end.height / start.height;
delete end.width;
delete end.height;
// Check if we need to animate opacity
opacity = slide.opts.zoomOpacity;
if (opacity == 'auto') {
opacity = Math.abs(
slide.width / slide.height - start.width / start.height) > 0.1;
}
if (opacity) {
start.opacity = 0.1;
end.opacity = 1;
}
// Draw image at start position
$.fancybox.setTranslate(
slide.$content.removeClass('fancybox-is-hidden'), start);
forceRedraw(slide.$content);
// Start animation
$.fancybox.animate(slide.$content, end, duration, function () {
self.complete();
});
return;
}
self.updateSlide(slide);
// Simply show content
// ===================
if (!effect) {
forceRedraw($slide);
slide.$content.removeClass('fancybox-is-hidden');
if (slide.pos === self.currPos) {
self.complete();
}
return;
}
$.fancybox.stop($slide);
effectClassName = 'fancybox-animated fancybox-slide--' +
(slide.pos >= self.prevPos ? 'next' : 'previous') + ' fancybox-fx-' +
effect;
$slide.removeAttr('style').removeClass(
'fancybox-slide--current fancybox-slide--next fancybox-slide--previous').addClass(effectClassName);
slide.$content.removeClass('fancybox-is-hidden');
//Force reflow for CSS3 transitions
forceRedraw($slide);
$.fancybox.animate($slide, 'fancybox-slide--current', duration,
function (e) {
$slide.removeClass(effectClassName).removeAttr('style');
if (slide.pos === self.currPos) {
self.complete();
}
}, true);
},
// Check if we can and have to zoom from thumbnail
//================================================
getThumbPos: function (slide) {
var self = this;
var rez = false;
// Check if element is inside the viewport by at least 1 pixel
var isElementVisible = function ($el) {
var element = $el[0];
var elementRect = element.getBoundingClientRect();
var parentRects = [];
var visibleInAllParents;
while (element.parentElement !== null) {
if ($(element.parentElement).css('overflow') === 'hidden' ||
$(element.parentElement).css('overflow') === 'auto') {
parentRects.push(element.parentElement.getBoundingClientRect());
}
element = element.parentElement;
}
visibleInAllParents = parentRects.every(function (parentRect) {
var visiblePixelX = Math.min(elementRect.right, parentRect.right) -
Math.max(elementRect.left, parentRect.left);
var visiblePixelY = Math.min(elementRect.bottom, parentRect.bottom) -
Math.max(elementRect.top, parentRect.top);
return visiblePixelX > 0 && visiblePixelY > 0;
});
return visibleInAllParents &&
elementRect.bottom > 0 && elementRect.right > 0 &&
elementRect.left < $(window).width() && elementRect.top <
$(window).height();
};
var $thumb = slide.opts.$thumb;
var thumbPos = $thumb ? $thumb.offset() : 0;
var slidePos;
if (thumbPos && $thumb[0].ownerDocument === document &&
isElementVisible($thumb)) {
slidePos = self.$refs.stage.offset();
rez = {
top: thumbPos.top - slidePos.top +
parseFloat($thumb.css('border-top-width') || 0),
left: thumbPos.left - slidePos.left +
parseFloat($thumb.css('border-left-width') || 0),
width: $thumb.width(),
height: $thumb.height(),
scaleX: 1,
scaleY: 1,
};
}
return rez;
},
// Final adjustments after current gallery item is moved to position
// and it`s content is loaded
// ==================================================================
complete: function () {
var self = this,
current = self.current,
slides = {},
promise;
if (current.isMoved || !current.isLoaded || current.isComplete) {
return;
}
current.isComplete = true;
current.$slide.siblings().trigger('onReset');
self.preload('inline');
// Trigger any CSS3 transiton inside the slide
forceRedraw(current.$slide);
current.$slide.addClass('fancybox-slide--complete');
// Remove unnecessary slides
$.each(self.slides, function (key, slide) {
if (slide.pos >= self.currPos - 1 && slide.pos <= self.currPos + 1) {
slides[slide.pos] = slide;
} else if (slide) {
$.fancybox.stop(slide.$slide);
slide.$slide.off().remove();
}
});
self.slides = slides;
self.updateCursor();
self.trigger('afterShow');
// Play first html5 video/audio
current.$slide.find('video,audio').first().trigger('play');
// Try to focus on the first focusable element
if ($(document.activeElement).is('[disabled]') ||
(current.opts.autoFocus &&
!(current.type == 'image' || current.type === 'iframe'))) {
self.focus();
}
},
// Preload next and previous slides
// ================================
preload: function (type) {
var self = this,
next = self.slides[self.currPos + 1],
prev = self.slides[self.currPos - 1];
if (next && next.type === type) {
self.loadSlide(next);
}
if (prev && prev.type === type) {
self.loadSlide(prev);
}
},
// Try to find and focus on the first focusable element
// ====================================================
focus: function () {
var current = this.current;
var $el;
if (this.isClosing) {
return;
}
if (current && current.isComplete) {
// Look for first input with autofocus attribute
$el = current.$slide.find('input[autofocus]:enabled:visible:first');
if (!$el.length) {
$el = current.$slide.find('button,:input,[tabindex],a').filter(':enabled:visible:first');
}
}
$el = $el && $el.length ? $el : this.$refs.container;
$el.focus();
},
// Activates current instance - brings container to the front and enables keyboard,
// notifies other instances about deactivating
// =================================================================================
activate: function () {
var self = this;
// Deactivate all instances
$('.fancybox-container').each(function () {
var instance = $(this).data('FancyBox');
// Skip self and closing instances
if (instance && instance.id !== self.id && !instance.isClosing) {
instance.trigger('onDeactivate');
instance.removeEvents();
instance.isVisible = false;
}
});
self.isVisible = true;
if (self.current || self.isIdle) {
self.update();
self.updateControls();
}
self.trigger('onActivate');
self.addEvents();
},
// Start closing procedure
// This will start "zoom-out" animation if needed and clean everything up afterwards
// =================================================================================
close: function (e, d) {
var self = this;
var current = self.current;
var effect, duration;
var $what, opacity, start, end;
var done = function () {
self.cleanUp(e);
};
if (self.isClosing) {
return false;
}
self.isClosing = true;
// If beforeClose callback prevents closing, make sure content is centered
if (self.trigger('beforeClose', e) === false) {
self.isClosing = false;
requestAFrame(function () {
self.update();
});
return false;
}
// Remove all events
// If there are multiple instances, they will be set again by "activate" method
self.removeEvents();
if (current.timouts) {
clearTimeout(current.timouts);
}
$what = current.$content;
effect = current.opts.animationEffect;
duration = $.isNumeric(d) ?
d :
(effect ? current.opts.animationDuration : 0);
// Remove other slides
current.$slide.off(transitionEnd).removeClass(
'fancybox-slide--complete fancybox-slide--next fancybox-slide--previous fancybox-animated');
current.$slide.siblings().trigger('onReset').remove();
// Trigger animations
if (duration) {
self.$refs.container.removeClass('fancybox-is-open').addClass('fancybox-is-closing');
}
// Clean up
self.hideLoading(current);
self.hideControls();
self.updateCursor();
// Check if possible to zoom-out
if (effect === 'zoom' &&
!(e !== true && $what && duration && current.type === 'image' &&
!current.hasError && (end = self.getThumbPos(current)))) {
effect = 'fade';
}
if (effect === 'zoom') {
$.fancybox.stop($what);
start = $.fancybox.getTranslate($what);
start.width = start.width * start.scaleX;
start.height = start.height * start.scaleY;
// Check if we need to animate opacity
opacity = current.opts.zoomOpacity;
if (opacity == 'auto') {
opacity = Math.abs(
current.width / current.height - end.width / end.height) > 0.1;
}
if (opacity) {
end.opacity = 0;
}
start.scaleX = start.width / end.width;
start.scaleY = start.height / end.height;
start.width = end.width;
start.height = end.height;
$.fancybox.setTranslate(current.$content, start);
forceRedraw(current.$content);
$.fancybox.animate(current.$content, end, duration, done);
return true;
}
if (effect && duration) {
// If skip animation
if (e === true) {
setTimeout(done, duration);
} else {
$.fancybox.animate(
current.$slide.removeClass('fancybox-slide--current'),
'fancybox-animated fancybox-slide--previous fancybox-fx-' +
effect, duration, done);
}
} else {
done();
}
return true;
},
// Final adjustments after removing the instance
// =============================================
cleanUp: function (e) {
var self = this,
$body = $('body'),
instance,
offset;
self.current.$slide.trigger('onReset');
self.$refs.container.empty().remove();
self.trigger('afterClose', e);
// Place back focus
if (self.$lastFocus && !!self.current.opts.backFocus) {
self.$lastFocus.focus();
}
self.current = null;
// Check if there are other instances
instance = $.fancybox.getInstance();
if (instance) {
instance.activate();
} else {
$W.scrollTop(self.scrollTop).scrollLeft(self.scrollLeft);
$body.removeClass('fancybox-active compensate-for-scrollbar');
if ($body.hasClass('fancybox-iosfix')) {
offset = parseInt(document.body.style.top, 10);
$body.removeClass('fancybox-iosfix').css('top', '').scrollTop(offset * -1);
}
$('#fancybox-style-noscroll').remove();
}
},
// Call callback and trigger an event
// ==================================
trigger: function (name, slide) {
var args = Array.prototype.slice.call(arguments, 1),
self = this,
obj = slide && slide.opts ? slide : self.current,
rez;
if (obj) {
args.unshift(obj);
} else {
obj = self;
}
args.unshift(self);
if ($.isFunction(obj.opts[name])) {
rez = obj.opts[name].apply(obj, args);
}
if (rez === false) {
return rez;
}
if (name === 'afterClose' || !self.$refs) {
$D.trigger(name + '.fb', args);
} else {
self.$refs.container.trigger(name + '.fb', args);
}
},
// Update infobar values, navigation button states and reveal caption
// ==================================================================
updateControls: function (force) {
var self = this;
var current = self.current,
index = current.index,
caption = current.opts.caption,
$container = self.$refs.container,
$caption = self.$refs.caption;
// Recalculate content dimensions
current.$slide.trigger('refresh');
self.$caption = caption && caption.length ? $caption.html(caption) : null;
if (!self.isHiddenControls && !self.isIdle) {
self.showControls();
}
// Update info and navigation elements
$container.find('[data-fancybox-count]').html(self.group.length);
$container.find('[data-fancybox-index]').html(index + 1);
$container.find('[data-fancybox-prev]').prop('disabled', (!current.opts.loop && index <= 0));
$container.find('[data-fancybox-next]').prop('disabled',
(!current.opts.loop && index >= self.group.length - 1));
if (current.type === 'image') {
// Update download button source
$container.find('[data-fancybox-download]').attr('href', current.opts.image.src || current.src).show();
} else {
$container.find('[data-fancybox-download],[data-fancybox-zoom]').hide();
}
},
// Hide toolbar and caption
// ========================
hideControls: function () {
this.isHiddenControls = true;
this.$refs.container.removeClass(
'fancybox-show-infobar fancybox-show-toolbar fancybox-show-caption fancybox-show-nav');
},
showControls: function () {
var self = this;
var opts = self.current ? self.current.opts : self.opts;
var $container = self.$refs.container;
self.isHiddenControls = false;
self.idleSecondsCounter = 0;
$container.toggleClass('fancybox-show-toolbar',
!!(opts.toolbar && opts.buttons)).toggleClass('fancybox-show-infobar',
!!(opts.infobar && self.group.length > 1)).toggleClass('fancybox-show-nav',
!!(opts.arrows && self.group.length > 1)).toggleClass('fancybox-is-modal', !!opts.modal);
if (self.$caption) {
$container.addClass('fancybox-show-caption ');
} else {
$container.removeClass('fancybox-show-caption');
}
},
// Toggle toolbar and caption
// ==========================
toggleControls: function () {
if (this.isHiddenControls) {
this.showControls();
} else {
this.hideControls();
}
},
});
$.fancybox = {
version: '3.2.10',
defaults: defaults,
// Get current instance and execute a command.
//
// Examples of usage:
//
// $instance = $.fancybox.getInstance();
// $.fancybox.getInstance().jumpTo( 1 );
// $.fancybox.getInstance( 'jumpTo', 1 );
// $.fancybox.getInstance( function() {
// console.info( this.currIndex );
// });
// ======================================================
getInstance: function (command) {
var instance = $('.fancybox-container:not(".fancybox-is-closing"):last').data('FancyBox');
var args = Array.prototype.slice.call(arguments, 1);
if (instance instanceof FancyBox) {
if ($.type(command) === 'string') {
instance[command].apply(instance, args);
} else if ($.type(command) === 'function') {
command.apply(instance, args);
}
return instance;
}
return false;
},
// Create new instance
// ===================
open: function (items, opts, index) {
return new FancyBox(items, opts, index);
},
// Close current or all instances
// ==============================
close: function (all) {
var instance = this.getInstance();
if (instance) {
instance.close();
// Try to find and close next instance
if (all === true) {
this.close();
}
}
},
// Close instances and unbind all events
// ==============================
destroy: function () {
this.close(true);
$D.off('click.fb-start');
},
// Try to detect mobile devices
// ============================
isMobile: document.createTouch !== undefined &&
/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(
navigator.userAgent),
// Detect if 'translate3d' support is available
// ============================================
use3d: (function () {
var div = document.createElement('div');
return window.getComputedStyle &&
window.getComputedStyle(div).getPropertyValue('transform') &&
!(document.documentMode && document.documentMode < 11);
}()),
// Helper function to get current visual state of an element
// returns array[ top, left, horizontal-scale, vertical-scale, opacity ]
// =====================================================================
getTranslate: function ($el) {
var matrix;
if (!$el || !$el.length) {
return false;
}
matrix = $el.eq(0).css('transform');
if (matrix && matrix.indexOf('matrix') !== -1) {
matrix = matrix.split('(')[1];
matrix = matrix.split(')')[0];
matrix = matrix.split(',');
} else {
matrix = [];
}
if (matrix.length) {
// If IE
if (matrix.length > 10) {
matrix = [matrix[13], matrix[12], matrix[0], matrix[5]];
} else {
matrix = [matrix[5], matrix[4], matrix[0], matrix[3]];
}
matrix = matrix.map(parseFloat);
} else {
matrix = [0, 0, 1, 1];
var transRegex = /\.*translate\((.*)px,(.*)px\)/i;
var transRez = transRegex.exec($el.eq(0).attr('style'));
if (transRez) {
matrix[0] = parseFloat(transRez[2]);
matrix[1] = parseFloat(transRez[1]);
}
}
return {
top: matrix[0],
left: matrix[1],
scaleX: matrix[2],
scaleY: matrix[3],
opacity: parseFloat($el.css('opacity')),
width: $el.width(),
height: $el.height(),
};
},
// Shortcut for setting "translate3d" properties for element
// Can set be used to set opacity, too
// ========================================================
setTranslate: function ($el, props) {
var str = '';
var css = {};
if (!$el || !props) {
return;
}
if (props.left !== undefined || props.top !== undefined) {
str = (props.left === undefined ? $el.position().left : props.left) +
'px, ' +
(props.top === undefined ? $el.position().top : props.top) + 'px';
if (this.use3d) {
str = 'translate3d(' + str + ', 0px)';
} else {
str = 'translate(' + str + ')';
}
}
if (props.scaleX !== undefined && props.scaleY !== undefined) {
str = (str.length ? str + ' ' : '') + 'scale(' + props.scaleX + ', ' +
props.scaleY + ')';
}
if (str.length) {
css.transform = str;
}
if (props.opacity !== undefined) {
css.opacity = props.opacity;
}
if (props.width !== undefined) {
css.width = props.width;
}
if (props.height !== undefined) {
css.height = props.height;
}
return $el.css(css);
},
// Simple CSS transition handler
// =============================
animate: function ($el, to, duration, callback, leaveAnimationName) {
if ($.isFunction(duration)) {
callback = duration;
duration = null;
}
if (!$.isPlainObject(to)) {
$el.removeAttr('style');
}
$el.on(transitionEnd, function (e) {
// Skip events from child elements and z-index change
if (e && e.originalEvent &&
(!$el.is(e.originalEvent.target) || e.originalEvent.propertyName ==
'z-index')) {
return;
}
$.fancybox.stop($el);
if ($.isPlainObject(to)) {
if (to.scaleX !== undefined && to.scaleY !== undefined) {
$el.css('transition-duration', '');
to.width = Math.round($el.width() * to.scaleX);
to.height = Math.round($el.height() * to.scaleY);
to.scaleX = 1;
to.scaleY = 1;
$.fancybox.setTranslate($el, to);
}
if (leaveAnimationName === false) {
$el.removeAttr('style');
}
} else if (leaveAnimationName !== true) {
$el.removeClass(to);
}
if ($.isFunction(callback)) {
callback(e);
}
});
if ($.isNumeric(duration)) {
$el.css('transition-duration', duration + 'ms');
}
if ($.isPlainObject(to)) {
$.fancybox.setTranslate($el, to);
} else {
$el.addClass(to);
}
if (to.scaleX && $el.hasClass('fancybox-image-wrap')) {
$el.parent().addClass('fancybox-is-scaling');
}
// Make sure that `transitionend` callback gets fired
$el.data('timer', setTimeout(function () {
$el.trigger('transitionend');
}, duration + 16));
},
stop: function ($el) {
clearTimeout($el.data('timer'));
$el.off('transitionend').css('transition-duration', '');
if ($el.hasClass('fancybox-image-wrap')) {
$el.parent().removeClass('fancybox-is-scaling');
}
},
};
// Default click handler for "fancyboxed" links
// ============================================
function _run(e) {
var $target = $(e.currentTarget),
opts = e.data ? e.data.options : {},
value = $target.attr('data-fancybox') || '',
index = 0,
items = [];
// Avoid opening multiple times
if (e.isDefaultPrevented()) {
return;
}
e.preventDefault();
// Get all related items and find index for clicked one
if (value) {
items = opts.selector ? $(opts.selector) : (e.data ? e.data.items : []);
items = items.length ?
items.filter('[data-fancybox="' + value + '"]') :
$('[data-fancybox="' + value + '"]');
index = items.index($target);
// Sometimes current item can not be found
// (for example, when slider clones items)
if (index < 0) {
index = 0;
}
} else {
items = [$target];
}
$.fancybox.open(items, opts, index);
}
// Create a jQuery plugin
// ======================
$.fn.fancybox = function (options) {
var selector;
options = options || {};
selector = options.selector || false;
if (selector) {
$('body').off('click.fb-start', selector).on('click.fb-start', selector, {
options: options,
}, _run);
} else {
this.off('click.fb-start').on('click.fb-start', {
items: this,
options: options,
}, _run);
}
return this;
};
// Self initializing plugin
// ========================
$D.on('click.fb-start', '[data-fancybox]', _run);
}(window, document, window.jQuery || jQuery));
// ==========================================================================
//
// Media
// Adds additional media type support
//
// ==========================================================================
;(function ($) {
'use strict';
// Formats matching url to final form
var format = function (url, rez, params) {
if (!url) {
return;
}
params = params || '';
if ($.type(params) === 'object') {
params = $.param(params, true);
}
$.each(rez, function (key, value) {
url = url.replace('$' + key, value || '');
});
if (params.length) {
url += (url.indexOf('?') > 0 ? '&' : '?') + params;
}
return url;
};
// Object containing properties for each media type
var defaults = {
youtube: {
matcher: /(youtube\.com|youtu\.be|youtube\-nocookie\.com)\/(watch\?(.*&)?v=|v\/|u\/|embed\/?)?(videoseries\?list=(.*)|[\w-]{11}|\?listType=(.*)&list=(.*))(.*)/i,
params: {
autoplay: 1,
autohide: 1,
fs: 1,
rel: 0,
hd: 1,
wmode: 'transparent',
enablejsapi: 1,
html5: 1,
},
paramPlace: 8,
type: 'iframe',
url: '//www.youtube.com/embed/$4',
thumb: '//img.youtube.com/vi/$4/hqdefault.jpg',
},
vimeo: {
matcher: /^.+vimeo.com\/(.*\/)?([\d]+)(.*)?/,
params: {
autoplay: 1,
hd: 1,
show_title: 1,
show_byline: 1,
show_portrait: 0,
fullscreen: 1,
api: 1,
},
paramPlace: 3,
type: 'iframe',
url: '//player.vimeo.com/video/$2',
},
metacafe: {
matcher: /metacafe.com\/watch\/(\d+)\/(.*)?/,
type: 'iframe',
url: '//www.metacafe.com/embed/$1/?ap=1',
},
dailymotion: {
matcher: /dailymotion.com\/video\/(.*)\/?(.*)/,
params: {
additionalInfos: 0,
autoStart: 1,
},
type: 'iframe',
url: '//www.dailymotion.com/embed/video/$1',
},
vine: {
matcher: /vine.co\/v\/([a-zA-Z0-9\?\=\-]+)/,
type: 'iframe',
url: '//vine.co/v/$1/embed/simple',
},
instagram: {
matcher: /(instagr\.am|instagram\.com)\/p\/([a-zA-Z0-9_\-]+)\/?/i,
type: 'image',
url: '//$1/p/$2/media/?size=l',
},
// Examples:
// http://maps.google.com/?ll=48.857995,2.294297&spn=0.007666,0.021136&t=m&z=16
// https://www.google.com/maps/@37.7852006,-122.4146355,14.65z
// https://www.google.com/maps/place/Googleplex/@37.4220041,-122.0833494,17z/data=!4m5!3m4!1s0x0:0x6c296c66619367e0!8m2!3d37.4219998!4d-122.0840572
gmap_place: {
matcher: /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(((maps\/(place\/(.*)\/)?\@(.*),(\d+.?\d+?)z))|(\?ll=))(.*)?/i,
type: 'iframe',
url: function (rez) {
return '//maps.google.' + rez[2] + '/?ll=' + (rez[9] ?
rez[9] + '&z=' + Math.floor(rez[10]) +
(rez[12] ? rez[12].replace(/^\//, '&') : '') :
rez[12]) + '&output=' +
(rez[12] && rez[12].indexOf('layer=c') > 0 ? 'svembed' : 'embed');
},
},
// Examples:
// https://www.google.com/maps/search/Empire+State+Building/
// https://www.google.com/maps/search/?api=1&query=centurylink+field
// https://www.google.com/maps/search/?api=1&query=47.5951518,-122.3316393
gmap_search: {
matcher: /(maps\.)?google\.([a-z]{2,3}(\.[a-z]{2})?)\/(maps\/search\/)(.*)/i,
type: 'iframe',
url: function (rez) {
return '//maps.google.' + rez[2] + '/maps?q=' +
rez[5].replace('query=', 'q=').replace('api=1', '') +
'&output=embed';
},
},
};
$(document).on('objectNeedsType.fb', function (e, instance, item) {
var url = item.src || '',
type = false,
media,
thumb,
rez,
params,
urlParams,
paramObj,
provider;
media = $.extend(true, {}, defaults, item.opts.media);
// Look for any matching media type
$.each(media, function (providerName, providerOpts) {
rez = url.match(providerOpts.matcher);
if (!rez) {
return;
}
type = providerOpts.type;
paramObj = {};
if (providerOpts.paramPlace && rez[providerOpts.paramPlace]) {
urlParams = rez[providerOpts.paramPlace];
if (urlParams[0] == '?') {
urlParams = urlParams.substring(1);
}
urlParams = urlParams.split('&');
for (var m = 0; m < urlParams.length; ++m) {
var p = urlParams[m].split('=', 2);
if (p.length == 2) {
paramObj[p[0]] = decodeURIComponent(p[1].replace(/\+/g, ' '));
}
}
}
params = $.extend(true, {}, providerOpts.params, item.opts[providerName],
paramObj);
url = $.type(providerOpts.url) === 'function' ?
providerOpts.url.call(this, rez, params, item) :
format(providerOpts.url, rez, params);
thumb = $.type(providerOpts.thumb) === 'function' ?
providerOpts.thumb.call(this, rez, params, item) :
format(providerOpts.thumb, rez);
if (providerName === 'vimeo') {
url = url.replace('&%23', '#');
}
return false;
});
// If it is found, then change content type and update the url
if (type) {
item.src = url;
item.type = type;
if (!item.opts.thumb && !(item.opts.$thumb && item.opts.$thumb.length)) {
item.opts.thumb = thumb;
}
if (type === 'iframe') {
$.extend(true, item.opts, {
iframe: {
preload: false,
attr: {
scrolling: 'no',
},
},
});
item.contentProvider = provider;
item.opts.slideClass += ' fancybox-slide--' +
(provider == 'gmap_place' || provider == 'gmap_search' ?
'map' :
'video');
}
} else if (url) {
item.type = item.opts.defaultType;
}
});
}(window.jQuery || jQuery));
// ==========================================================================
//
// Guestures
// Adds touch guestures, handles click and tap events
//
// ==========================================================================
;(function (window, document, $) {
'use strict';
var requestAFrame = (function () {
return window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.oRequestAnimationFrame ||
// if all else fails, use setTimeout
function (callback) {
return window.setTimeout(callback, 1000 / 60);
};
})();
var cancelAFrame = (function () {
return window.cancelAnimationFrame ||
window.webkitCancelAnimationFrame ||
window.mozCancelAnimationFrame ||
window.oCancelAnimationFrame ||
function (id) {
window.clearTimeout(id);
};
})();
var pointers = function (e) {
var result = [];
e = e.originalEvent || e || window.e;
e = e.touches && e.touches.length ?
e.touches :
(e.changedTouches && e.changedTouches.length ? e.changedTouches : [e]);
for (var key in e) {
if (e[key].pageX) {
result.push({x: e[key].pageX, y: e[key].pageY});
} else if (e[key].clientX) {
result.push({x: e[key].clientX, y: e[key].clientY});
}
}
return result;
};
var distance = function (point2, point1, what) {
if (!point1 || !point2) {
return 0;
}
if (what === 'x') {
return point2.x - point1.x;
} else if (what === 'y') {
return point2.y - point1.y;
}
return Math.sqrt(
Math.pow(point2.x - point1.x, 2) + Math.pow(point2.y - point1.y, 2));
};
var isClickable = function ($el) {
if ($el.is(
'a,area,button,[role="button"],input,label,select,summary,textarea') ||
$.isFunction($el.get(0).onclick) || $el.data('selectable')) {
return true;
}
// Check for attributes like data-fancybox-next or data-fancybox-close
for (var i = 0, atts = $el[0].attributes, n = atts.length; i < n; i++) {
if (atts[i].nodeName.substr(0, 14) === 'data-fancybox-') {
return true;
}
}
return false;
};
var hasScrollbars = function (el) {
var overflowY = window.getComputedStyle(el)['overflow-y'];
var overflowX = window.getComputedStyle(el)['overflow-x'];
var vertical = (overflowY === 'scroll' || overflowY === 'auto') &&
el.scrollHeight > el.clientHeight;
var horizontal = (overflowX === 'scroll' || overflowX === 'auto') &&
el.scrollWidth > el.clientWidth;
return vertical || horizontal;
};
var isScrollable = function ($el) {
var rez = false;
while (true) {
rez = hasScrollbars($el.get(0));
if (rez) {
break;
}
$el = $el.parent();
if (!$el.length || $el.hasClass('fancybox-stage') || $el.is('body')) {
break;
}
}
return rez;
};
var Guestures = function (instance) {
var self = this;
self.instance = instance;
self.$bg = instance.$refs.bg;
self.$stage = instance.$refs.stage;
self.$container = instance.$refs.container;
self.destroy();
self.$container.on('touchstart.fb.touch mousedown.fb.touch',
$.proxy(self, 'ontouchstart'));
};
Guestures.prototype.destroy = function () {
this.$container.off('.fb.touch');
};
Guestures.prototype.ontouchstart = function (e) {
var self = this;
var $target = $(e.target);
var instance = self.instance;
var current = instance.current;
var $content = current.$content;
var isTouchDevice = (e.type == 'touchstart');
// Do not respond to both (touch and mouse) events
if (isTouchDevice) {
self.$container.off('mousedown.fb.touch');
}
// Ignore right click
if (e.originalEvent && e.originalEvent.button == 2) {
return;
}
// Ignore taping on links, buttons, input elements
if (!$target.length || isClickable($target) ||
isClickable($target.parent())) {
return;
}
// Ignore clicks on the scrollbar
if (!$target.is('img') && e.originalEvent.clientX > $target[0].clientWidth +
$target.offset().left) {
return;
}
// Ignore clicks while zooming or closing
if (!current || self.instance.isAnimating || self.instance.isClosing) {
e.stopPropagation();
e.preventDefault();
return;
}
self.realPoints = self.startPoints = pointers(e);
if (!self.startPoints) {
return;
}
e.stopPropagation();
self.startEvent = e;
self.canTap = true;
self.$target = $target;
self.$content = $content;
self.opts = current.opts.touch;
self.isPanning = false;
self.isSwiping = false;
self.isZooming = false;
self.isScrolling = false;
self.sliderStartPos = self.sliderLastPos || {top: 0, left: 0};
self.contentStartPos = $.fancybox.getTranslate(self.$content);
self.contentLastPos = null;
self.startTime = new Date().getTime();
self.distanceX = self.distanceY = self.distance = 0;
self.canvasWidth = Math.round(current.$slide[0].clientWidth);
self.canvasHeight = Math.round(current.$slide[0].clientHeight);
$(document).off('.fb.touch').on(isTouchDevice ?
'touchend.fb.touch touchcancel.fb.touch' :
'mouseup.fb.touch mouseleave.fb.touch',
$.proxy(self, 'ontouchend')).on(isTouchDevice ? 'touchmove.fb.touch' : 'mousemove.fb.touch',
$.proxy(self, 'ontouchmove'));
if ($.fancybox.isMobile) {
document.addEventListener('scroll', self.onscroll, true);
}
if (!(self.opts || instance.canPan()) ||
!($target.is(self.$stage) || self.$stage.find($target).length)) {
// Prevent image ghosting while dragging
if ($target.is('img')) {
e.preventDefault();
}
return;
}
if (!($.fancybox.isMobile &&
(isScrollable($target) || isScrollable($target.parent())))) {
e.preventDefault();
}
if (self.startPoints.length === 1) {
if (current.type === 'image' &&
(self.contentStartPos.width > self.canvasWidth + 1 ||
self.contentStartPos.height > self.canvasHeight + 1)) {
$.fancybox.stop(self.$content);
self.$content.css('transition-duration', '');
self.isPanning = true;
} else {
self.isSwiping = true;
}
self.$container.addClass('fancybox-controls--isGrabbing');
}
if (self.startPoints.length === 2 && !instance.isAnimating &&
!current.hasError && current.type === 'image' &&
(current.isLoaded || current.$ghost)) {
self.canTap = false;
self.isSwiping = false;
self.isPanning = false;
self.isZooming = true;
$.fancybox.stop(self.$content);
self.$content.css('transition-duration', '');
self.centerPointStartX = ((self.startPoints[0].x +
self.startPoints[1].x) * 0.5) - $(window).scrollLeft();
self.centerPointStartY = ((self.startPoints[0].y +
self.startPoints[1].y) * 0.5) - $(window).scrollTop();
self.percentageOfImageAtPinchPointX = (self.centerPointStartX -
self.contentStartPos.left) / self.contentStartPos.width;
self.percentageOfImageAtPinchPointY = (self.centerPointStartY -
self.contentStartPos.top) / self.contentStartPos.height;
self.startDistanceBetweenFingers = distance(self.startPoints[0],
self.startPoints[1]);
}
};
Guestures.prototype.onscroll = function (e) {
self.isScrolling = true;
};
Guestures.prototype.ontouchmove = function (e) {
var self = this,
$target = $(e.target);
if (self.isScrolling ||
!($target.is(self.$stage) || self.$stage.find($target).length)) {
self.canTap = false;
return;
}
self.newPoints = pointers(e);
if (!(self.opts || self.instance.canPan()) || !self.newPoints ||
!self.newPoints.length) {
return;
}
if (!(self.isSwiping && self.isSwiping === true)) {
e.preventDefault();
}
self.distanceX = distance(self.newPoints[0], self.startPoints[0], 'x');
self.distanceY = distance(self.newPoints[0], self.startPoints[0], 'y');
self.distance = distance(self.newPoints[0], self.startPoints[0]);
// Skip false ontouchmove events (Chrome)
if (self.distance > 0) {
if (self.isSwiping) {
self.onSwipe(e);
} else if (self.isPanning) {
self.onPan();
} else if (self.isZooming) {
self.onZoom();
}
}
};
Guestures.prototype.onSwipe = function (e) {
var self = this,
swiping = self.isSwiping,
left = self.sliderStartPos.left || 0,
angle;
// If direction is not yet determined
if (swiping === true) {
// We need at least 10px distance to correctly calculate an angle
if (Math.abs(self.distance) > 10) {
self.canTap = false;
if (self.instance.group.length < 2 && self.opts.vertical) {
self.isSwiping = 'y';
} else if (self.instance.isDragging || self.opts.vertical === false ||
(self.opts.vertical === 'auto' && $(window).width() > 800)) {
self.isSwiping = 'x';
} else {
angle = Math.abs(
Math.atan2(self.distanceY, self.distanceX) * 180 / Math.PI);
self.isSwiping = (angle > 45 && angle < 135) ? 'y' : 'x';
}
self.canTap = false;
if (self.isSwiping === 'y' && $.fancybox.isMobile &&
(isScrollable(self.$target) ||
isScrollable(self.$target.parent()))) {
self.isScrolling = true;
return;
}
self.instance.isDragging = self.isSwiping;
// Reset points to avoid jumping, because we dropped first swipes to calculate the angle
self.startPoints = self.newPoints;
$.each(self.instance.slides, function (index, slide) {
$.fancybox.stop(slide.$slide);
slide.$slide.css('transition-duration', '');
slide.inTransition = false;
if (slide.pos === self.instance.current.pos) {
self.sliderStartPos.left = $.fancybox.getTranslate(
slide.$slide).left;
}
});
// Stop slideshow
if (self.instance.SlideShow && self.instance.SlideShow.isActive) {
self.instance.SlideShow.stop();
}
}
return;
}
// Sticky edges
if (swiping == 'x') {
if (self.distanceX > 0 && (self.instance.group.length < 2 ||
(self.instance.current.index === 0 &&
!self.instance.current.opts.loop))) {
left = left + Math.pow(self.distanceX, 0.8);
} else if (self.distanceX < 0 && (self.instance.group.length < 2 ||
(self.instance.current.index === self.instance.group.length - 1 &&
!self.instance.current.opts.loop))) {
left = left - Math.pow(-self.distanceX, 0.8);
} else {
left = left + self.distanceX;
}
}
self.sliderLastPos = {
top: swiping == 'x' ? 0 : self.sliderStartPos.top + self.distanceY,
left: left,
};
if (self.requestId) {
cancelAFrame(self.requestId);
self.requestId = null;
}
self.requestId = requestAFrame(function () {
if (self.sliderLastPos) {
$.each(self.instance.slides, function (index, slide) {
var pos = slide.pos - self.instance.currPos;
$.fancybox.setTranslate(slide.$slide, {
top: self.sliderLastPos.top,
left: self.sliderLastPos.left + (pos * self.canvasWidth) +
(pos * slide.opts.gutter),
});
});
self.$container.addClass('fancybox-is-sliding');
}
});
};
Guestures.prototype.onPan = function () {
var self = this;
// Sometimes, when tapping causally, image can move a bit and that breaks double tapping
if (distance(self.newPoints[0], self.realPoints[0]) <
($.fancybox.isMobile ? 10 : 5)) {
self.startPoints = self.newPoints;
return;
}
self.canTap = false;
self.contentLastPos = self.limitMovement();
if (self.requestId) {
cancelAFrame(self.requestId);
self.requestId = null;
}
self.requestId = requestAFrame(function () {
$.fancybox.setTranslate(self.$content, self.contentLastPos);
});
};
// Make panning sticky to the edges
Guestures.prototype.limitMovement = function () {
var self = this;
var canvasWidth = self.canvasWidth;
var canvasHeight = self.canvasHeight;
var distanceX = self.distanceX;
var distanceY = self.distanceY;
var contentStartPos = self.contentStartPos;
var currentOffsetX = contentStartPos.left;
var currentOffsetY = contentStartPos.top;
var currentWidth = contentStartPos.width;
var currentHeight = contentStartPos.height;
var minTranslateX, minTranslateY,
maxTranslateX, maxTranslateY,
newOffsetX, newOffsetY;
if (currentWidth > canvasWidth) {
newOffsetX = currentOffsetX + distanceX;
} else {
newOffsetX = currentOffsetX;
}
newOffsetY = currentOffsetY + distanceY;
// Slow down proportionally to traveled distance
minTranslateX = Math.max(0, canvasWidth * 0.5 - currentWidth * 0.5);
minTranslateY = Math.max(0, canvasHeight * 0.5 - currentHeight * 0.5);
maxTranslateX = Math.min(canvasWidth - currentWidth,
canvasWidth * 0.5 - currentWidth * 0.5);
maxTranslateY = Math.min(canvasHeight - currentHeight,
canvasHeight * 0.5 - currentHeight * 0.5);
if (currentWidth > canvasWidth) {
// ->
if (distanceX > 0 && newOffsetX > minTranslateX) {
newOffsetX = minTranslateX - 1 +
Math.pow(-minTranslateX + currentOffsetX + distanceX, 0.8) || 0;
}
// <-
if (distanceX < 0 && newOffsetX < maxTranslateX) {
newOffsetX = maxTranslateX + 1 -
Math.pow(maxTranslateX - currentOffsetX - distanceX, 0.8) || 0;
}
}
if (currentHeight > canvasHeight) {
// \/
if (distanceY > 0 && newOffsetY > minTranslateY) {
newOffsetY = minTranslateY - 1 +
Math.pow(-minTranslateY + currentOffsetY + distanceY, 0.8) || 0;
}
// /\
if (distanceY < 0 && newOffsetY < maxTranslateY) {
newOffsetY = maxTranslateY + 1 -
Math.pow(maxTranslateY - currentOffsetY - distanceY, 0.8) || 0;
}
}
return {
top: newOffsetY,
left: newOffsetX,
scaleX: contentStartPos.scaleX,
scaleY: contentStartPos.scaleY,
};
};
Guestures.prototype.limitPosition = function (
newOffsetX, newOffsetY, newWidth, newHeight) {
var self = this;
var canvasWidth = self.canvasWidth;
var canvasHeight = self.canvasHeight;
if (newWidth > canvasWidth) {
newOffsetX = newOffsetX > 0 ? 0 : newOffsetX;
newOffsetX = newOffsetX < canvasWidth - newWidth ?
canvasWidth - newWidth :
newOffsetX;
} else {
// Center horizontally
newOffsetX = Math.max(0, canvasWidth / 2 - newWidth / 2);
}
if (newHeight > canvasHeight) {
newOffsetY = newOffsetY > 0 ? 0 : newOffsetY;
newOffsetY = newOffsetY < canvasHeight - newHeight ?
canvasHeight - newHeight :
newOffsetY;
} else {
// Center vertically
newOffsetY = Math.max(0, canvasHeight / 2 - newHeight / 2);
}
return {
top: newOffsetY,
left: newOffsetX,
};
};
Guestures.prototype.onZoom = function () {
var self = this;
// Calculate current distance between points to get pinch ratio and new width and height
var currentWidth = self.contentStartPos.width;
var currentHeight = self.contentStartPos.height;
var currentOffsetX = self.contentStartPos.left;
var currentOffsetY = self.contentStartPos.top;
var endDistanceBetweenFingers = distance(self.newPoints[0],
self.newPoints[1]);
var pinchRatio = endDistanceBetweenFingers /
self.startDistanceBetweenFingers;
var newWidth = Math.floor(currentWidth * pinchRatio);
var newHeight = Math.floor(currentHeight * pinchRatio);
// This is the translation due to pinch-zooming
var translateFromZoomingX = (currentWidth - newWidth) *
self.percentageOfImageAtPinchPointX;
var translateFromZoomingY = (currentHeight - newHeight) *
self.percentageOfImageAtPinchPointY;
//Point between the two touches
var centerPointEndX = ((self.newPoints[0].x + self.newPoints[1].x) / 2) -
$(window).scrollLeft();
var centerPointEndY = ((self.newPoints[0].y + self.newPoints[1].y) / 2) -
$(window).scrollTop();
// And this is the translation due to translation of the centerpoint
// between the two fingers
var translateFromTranslatingX = centerPointEndX - self.centerPointStartX;
var translateFromTranslatingY = centerPointEndY - self.centerPointStartY;
// The new offset is the old/current one plus the total translation
var newOffsetX = currentOffsetX +
(translateFromZoomingX + translateFromTranslatingX);
var newOffsetY = currentOffsetY +
(translateFromZoomingY + translateFromTranslatingY);
var newPos = {
top: newOffsetY,
left: newOffsetX,
scaleX: self.contentStartPos.scaleX * pinchRatio,
scaleY: self.contentStartPos.scaleY * pinchRatio,
};
self.canTap = false;
self.newWidth = newWidth;
self.newHeight = newHeight;
self.contentLastPos = newPos;
if (self.requestId) {
cancelAFrame(self.requestId);
self.requestId = null;
}
self.requestId = requestAFrame(function () {
$.fancybox.setTranslate(self.$content, self.contentLastPos);
});
};
Guestures.prototype.ontouchend = function (e) {
var self = this;
var dMs = Math.max((new Date().getTime()) - self.startTime, 1);
var swiping = self.isSwiping;
var panning = self.isPanning;
var zooming = self.isZooming;
var scrolling = self.isScrolling;
self.endPoints = pointers(e);
self.$container.removeClass('fancybox-controls--isGrabbing');
$(document).off('.fb.touch');
document.removeEventListener('scroll', self.onscroll, true);
if (self.requestId) {
cancelAFrame(self.requestId);
self.requestId = null;
}
self.isSwiping = false;
self.isPanning = false;
self.isZooming = false;
self.isScrolling = false;
self.instance.isDragging = false;
if (self.canTap) {
return self.onTap(e);
}
self.speed = 366;
// Speed in px/ms
self.velocityX = self.distanceX / dMs * 0.5;
self.velocityY = self.distanceY / dMs * 0.5;
self.speedX = Math.max(self.speed * 0.5, Math.min(self.speed * 1.5,
(1 / Math.abs(self.velocityX)) * self.speed));
if (panning) {
self.endPanning();
} else if (zooming) {
self.endZooming();
} else {
self.endSwiping(swiping, scrolling);
}
};
Guestures.prototype.endSwiping = function (swiping, scrolling) {
var self = this,
ret = false,
len = self.instance.group.length;
self.sliderLastPos = null;
// Close if swiped vertically / navigate if horizontally
if (swiping == 'y' && !scrolling && Math.abs(self.distanceY) > 50) {
// Continue vertical movement
$.fancybox.animate(self.instance.current.$slide, {
top: self.sliderStartPos.top + self.distanceY + (self.velocityY * 150),
opacity: 0,
}, 150);
ret = self.instance.close(true, 300);
} else if (swiping == 'x' && self.distanceX > 50 && len > 1) {
ret = self.instance.previous(self.speedX);
} else if (swiping == 'x' && self.distanceX < -50 && len > 1) {
ret = self.instance.next(self.speedX);
}
if (ret === false && (swiping == 'x' || swiping == 'y')) {
if (scrolling || len < 2) {
self.instance.centerSlide(self.instance.current, 150);
} else {
self.instance.jumpTo(self.instance.current.index);
}
}
self.$container.removeClass('fancybox-is-sliding');
};
// Limit panning from edges
// ========================
Guestures.prototype.endPanning = function () {
var self = this;
var newOffsetX, newOffsetY, newPos;
if (!self.contentLastPos) {
return;
}
if (self.opts.momentum === false) {
newOffsetX = self.contentLastPos.left;
newOffsetY = self.contentLastPos.top;
} else {
// Continue movement
newOffsetX = self.contentLastPos.left + (self.velocityX * self.speed);
newOffsetY = self.contentLastPos.top + (self.velocityY * self.speed);
}
newPos = self.limitPosition(newOffsetX, newOffsetY,
self.contentStartPos.width, self.contentStartPos.height);
newPos.width = self.contentStartPos.width;
newPos.height = self.contentStartPos.height;
$.fancybox.animate(self.$content, newPos, 330);
};
Guestures.prototype.endZooming = function () {
var self = this;
var current = self.instance.current;
var newOffsetX, newOffsetY, newPos, reset;
var newWidth = self.newWidth;
var newHeight = self.newHeight;
if (!self.contentLastPos) {
return;
}
newOffsetX = self.contentLastPos.left;
newOffsetY = self.contentLastPos.top;
reset = {
top: newOffsetY,
left: newOffsetX,
width: newWidth,
height: newHeight,
scaleX: 1,
scaleY: 1,
};
// Reset scalex/scaleY values; this helps for perfomance and does not break animation
$.fancybox.setTranslate(self.$content, reset);
if (newWidth < self.canvasWidth && newHeight < self.canvasHeight) {
self.instance.scaleToFit(150);
} else if (newWidth > current.width || newHeight > current.height) {
self.instance.scaleToActual(self.centerPointStartX,
self.centerPointStartY, 150);
} else {
newPos = self.limitPosition(newOffsetX, newOffsetY, newWidth, newHeight);
// Switch from scale() to width/height or animation will not work correctly
$.fancybox.setTranslate(self.content,
$.fancybox.getTranslate(self.$content));
$.fancybox.animate(self.$content, newPos, 150);
}
};
Guestures.prototype.onTap = function (e) {
var self = this;
var $target = $(e.target);
var instance = self.instance;
var current = instance.current;
var endPoints = (e && pointers(e)) || self.startPoints;
var tapX = endPoints[0] ? endPoints[0].x - self.$stage.offset().left : 0;
var tapY = endPoints[0] ? endPoints[0].y - self.$stage.offset().top : 0;
var where;
var process = function (prefix) {
var action = current.opts[prefix];
if ($.isFunction(action)) {
action = action.apply(instance, [current, e]);
}
if (!action) {
return;
}
switch (action) {
case 'close' :
instance.close(self.startEvent);
break;
case 'toggleControls' :
instance.toggleControls(true);
break;
case 'next' :
instance.next();
break;
case 'nextOrClose' :
if (instance.group.length > 1) {
instance.next();
} else {
instance.close(self.startEvent);
}
break;
case 'zoom' :
if (current.type == 'image' && (current.isLoaded || current.$ghost)) {
if (instance.canPan()) {
instance.scaleToFit();
} else if (instance.isScaledDown()) {
instance.scaleToActual(tapX, tapY);
} else if (instance.group.length < 2) {
instance.close(self.startEvent);
}
}
break;
}
};
// Ignore right click
if (e.originalEvent && e.originalEvent.button == 2) {
return;
}
// Skip if clicked on the scrollbar
if (!$target.is('img') && tapX > $target[0].clientWidth +
$target.offset().left) {
return;
}
// Check where is clicked
if ($target.is(
'.fancybox-bg,.fancybox-inner,.fancybox-outer,.fancybox-container')) {
where = 'Outside';
} else if ($target.is('.fancybox-slide')) {
where = 'Slide';
} else if (instance.current.$content &&
instance.current.$content.find($target).addBack().filter($target).length) {
where = 'Content';
} else {
return;
}
// Check if this is a double tap
if (self.tapped) {
// Stop previously created single tap
clearTimeout(self.tapped);
self.tapped = null;
// Skip if distance between taps is too big
if (Math.abs(tapX - self.tapX) > 50 || Math.abs(tapY - self.tapY) > 50) {
return this;
}
// OK, now we assume that this is a double-tap
process('dblclick' + where);
} else {
// Single tap will be processed if user has not clicked second time within 300ms
// or there is no need to wait for double-tap
self.tapX = tapX;
self.tapY = tapY;
if (current.opts['dblclick' + where] &&
current.opts['dblclick' + where] !== current.opts['click' + where]) {
self.tapped = setTimeout(function () {
self.tapped = null;
process('click' + where);
}, 500);
} else {
process('click' + where);
}
}
return this;
};
$(document).on('onActivate.fb', function (e, instance) {
if (instance && !instance.Guestures) {
instance.Guestures = new Guestures(instance);
}
});
}(window, document, window.jQuery || jQuery));
// ==========================================================================
//
// SlideShow
// Enables slideshow functionality
//
// Example of usage:
// $.fancybox.getInstance().SlideShow.start()
//
// ==========================================================================
;(function (document, $) {
'use strict';
$.extend(true, $.fancybox.defaults, {
btnTpl: {
slideShow:
'<button data-fancybox-play class="fancybox-button fancybox-button--play" title="{{PLAY_START}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M13,12 L27,20 L13,27 Z" />' +
'<path d="M15,10 v19 M23,10 v19" />' +
'</svg>' +
'</button>',
},
slideShow: {
autoStart: false,
speed: 3000,
},
});
var SlideShow = function (instance) {
this.instance = instance;
this.init();
};
$.extend(SlideShow.prototype, {
timer: null,
isActive: false,
$button: null,
init: function () {
var self = this;
self.$button = self.instance.$refs.toolbar.find('[data-fancybox-play]').on('click', function () {
self.toggle();
});
if (self.instance.group.length < 2 ||
!self.instance.group[self.instance.currIndex].opts.slideShow) {
self.$button.hide();
}
},
set: function (force) {
var self = this;
// Check if reached last element
if (self.instance && self.instance.current &&
(force === true || self.instance.current.opts.loop ||
self.instance.currIndex < self.instance.group.length - 1)) {
self.timer = setTimeout(function () {
if (self.isActive) {
self.instance.jumpTo(
(self.instance.currIndex + 1) % self.instance.group.length);
}
}, self.instance.current.opts.slideShow.speed);
} else {
self.stop();
self.instance.idleSecondsCounter = 0;
self.instance.showControls();
}
},
clear: function () {
var self = this;
clearTimeout(self.timer);
self.timer = null;
},
start: function () {
var self = this;
var current = self.instance.current;
if (current) {
self.isActive = true;
self.$button.attr('title',
current.opts.i18n[current.opts.lang].PLAY_STOP).removeClass('fancybox-button--play').addClass('fancybox-button--pause');
self.set(true);
}
},
stop: function () {
var self = this;
var current = self.instance.current;
self.clear();
self.$button.attr('title',
current.opts.i18n[current.opts.lang].PLAY_START).removeClass('fancybox-button--pause').addClass('fancybox-button--play');
self.isActive = false;
},
toggle: function () {
var self = this;
if (self.isActive) {
self.stop();
} else {
self.start();
}
},
});
$(document).on({
'onInit.fb': function (e, instance) {
if (instance && !instance.SlideShow) {
instance.SlideShow = new SlideShow(instance);
}
},
'beforeShow.fb': function (e, instance, current, firstRun) {
var SlideShow = instance && instance.SlideShow;
if (firstRun) {
if (SlideShow && current.opts.slideShow.autoStart) {
SlideShow.start();
}
} else if (SlideShow && SlideShow.isActive) {
SlideShow.clear();
}
},
'afterShow.fb': function (e, instance, current) {
var SlideShow = instance && instance.SlideShow;
if (SlideShow && SlideShow.isActive) {
SlideShow.set();
}
},
'afterKeydown.fb': function (e, instance, current, keypress, keycode) {
var SlideShow = instance && instance.SlideShow;
// "P" or Spacebar
if (SlideShow && current.opts.slideShow &&
(keycode === 80 || keycode === 32) &&
!$(document.activeElement).is('button,a,input')) {
keypress.preventDefault();
SlideShow.toggle();
}
},
'beforeClose.fb onDeactivate.fb': function (e, instance) {
var SlideShow = instance && instance.SlideShow;
if (SlideShow) {
SlideShow.stop();
}
},
});
// Page Visibility API to pause slideshow when window is not active
$(document).on('visibilitychange', function () {
var instance = $.fancybox.getInstance();
var SlideShow = instance && instance.SlideShow;
if (SlideShow && SlideShow.isActive) {
if (document.hidden) {
SlideShow.clear();
} else {
SlideShow.set();
}
}
});
}(document, window.jQuery || jQuery));
// ==========================================================================
//
// FullScreen
// Adds fullscreen functionality
//
// ==========================================================================
;(function (document, $) {
'use strict';
// Collection of methods supported by user browser
var fn = (function () {
var fnMap = [
[
'requestFullscreen',
'exitFullscreen',
'fullscreenElement',
'fullscreenEnabled',
'fullscreenchange',
'fullscreenerror',
],
// new WebKit
[
'webkitRequestFullscreen',
'webkitExitFullscreen',
'webkitFullscreenElement',
'webkitFullscreenEnabled',
'webkitfullscreenchange',
'webkitfullscreenerror',
],
// old WebKit (Safari 5.1)
[
'webkitRequestFullScreen',
'webkitCancelFullScreen',
'webkitCurrentFullScreenElement',
'webkitCancelFullScreen',
'webkitfullscreenchange',
'webkitfullscreenerror',
],
[
'mozRequestFullScreen',
'mozCancelFullScreen',
'mozFullScreenElement',
'mozFullScreenEnabled',
'mozfullscreenchange',
'mozfullscreenerror',
],
[
'msRequestFullscreen',
'msExitFullscreen',
'msFullscreenElement',
'msFullscreenEnabled',
'MSFullscreenChange',
'MSFullscreenError',
],
];
var val;
var ret = {};
var i, j;
for (i = 0; i < fnMap.length; i++) {
val = fnMap[i];
if (val && val[1] in document) {
for (j = 0; j < val.length; j++) {
ret[fnMap[0][j]] = val[j];
}
return ret;
}
}
return false;
})();
// If browser does not have Full Screen API, then simply unset default button template and stop
if (!fn) {
if ($ && $.fancybox) {
$.fancybox.defaults.btnTpl.fullScreen = false;
}
return;
}
var FullScreen = {
request: function (elem) {
elem = elem || document.documentElement;
elem[fn.requestFullscreen](elem.ALLOW_KEYBOARD_INPUT);
},
exit: function () {
document[fn.exitFullscreen]();
},
toggle: function (elem) {
elem = elem || document.documentElement;
if (this.isFullscreen()) {
this.exit();
} else {
this.request(elem);
}
},
isFullscreen: function () {
return Boolean(document[fn.fullscreenElement]);
},
enabled: function () {
return Boolean(document[fn.fullscreenEnabled]);
},
};
$.extend(true, $.fancybox.defaults, {
btnTpl: {
fullScreen:
'<button data-fancybox-fullscreen class="fancybox-button fancybox-button--fullscreen" title="{{FULL_SCREEN}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M9,12 h22 v16 h-22 v-16 v16 h22 v-16 Z" />' +
'</svg>' +
'</button>',
},
fullScreen: {
autoStart: false,
},
});
$(document).on({
'onInit.fb': function (e, instance) {
var $container;
if (instance && instance.group[instance.currIndex].opts.fullScreen) {
$container = instance.$refs.container;
$container.on('click.fb-fullscreen', '[data-fancybox-fullscreen]',
function (e) {
e.stopPropagation();
e.preventDefault();
FullScreen.toggle($container[0]);
});
if (instance.opts.fullScreen && instance.opts.fullScreen.autoStart ===
true) {
FullScreen.request($container[0]);
}
// Expose API
instance.FullScreen = FullScreen;
} else if (instance) {
instance.$refs.toolbar.find('[data-fancybox-fullscreen]').hide();
}
},
'afterKeydown.fb': function (e, instance, current, keypress, keycode) {
// "P" or Spacebar
if (instance && instance.FullScreen && keycode === 70) {
keypress.preventDefault();
instance.FullScreen.toggle(instance.$refs.container[0]);
}
},
'beforeClose.fb': function (instance) {
if (instance && instance.FullScreen) {
FullScreen.exit();
}
},
});
$(document).on(fn.fullscreenchange, function () {
var isFullscreen = FullScreen.isFullscreen(),
instance = $.fancybox.getInstance();
if (instance) {
// If image is zooming, then force to stop and reposition properly
if (instance.current && instance.current.type === 'image' &&
instance.isAnimating) {
instance.current.$content.css('transition', 'none');
instance.isAnimating = false;
instance.update(true, true, 0);
}
instance.trigger('onFullscreenChange', isFullscreen);
instance.$refs.container.toggleClass('fancybox-is-fullscreen',
isFullscreen);
}
});
}(document, window.jQuery || jQuery));
// ==========================================================================
//
// Thumbs
// Displays thumbnails in a grid
//
// ==========================================================================
;(function (document, $) {
'use strict';
// Make sure there are default values
$.fancybox.defaults = $.extend(true, {
btnTpl: {
thumbs:
'<button data-fancybox-thumbs class="fancybox-button fancybox-button--thumbs" title="{{THUMBS}}">' +
'<svg viewBox="0 0 120 120">' +
'<path d="M30,30 h14 v14 h-14 Z M50,30 h14 v14 h-14 Z M70,30 h14 v14 h-14 Z M30,50 h14 v14 h-14 Z M50,50 h14 v14 h-14 Z M70,50 h14 v14 h-14 Z M30,70 h14 v14 h-14 Z M50,70 h14 v14 h-14 Z M70,70 h14 v14 h-14 Z" />' +
'</svg>' +
'</button>',
},
thumbs: {
autoStart: false, // Display thumbnails on opening
hideOnClose: true, // Hide thumbnail grid when closing animation starts
parentEl: '.fancybox-container', // Container is injected into this element
axis: 'y', // Vertical (y) or horizontal (x) scrolling
},
}, $.fancybox.defaults);
var FancyThumbs = function (instance) {
this.init(instance);
};
$.extend(FancyThumbs.prototype, {
$button: null,
$grid: null,
$list: null,
isVisible: false,
isActive: false,
init: function (instance) {
var self = this;
self.instance = instance;
instance.Thumbs = self;
// Enable thumbs if at least two group items have thumbnails
var first = instance.group[0],
second = instance.group[1];
self.opts = instance.group[instance.currIndex].opts.thumbs;
self.$button = instance.$refs.toolbar.find('[data-fancybox-thumbs]');
if (self.opts && first && second && (
(first.type == 'image' || first.opts.thumb || first.opts.$thumb) &&
(second.type == 'image' || second.opts.thumb || second.opts.$thumb)
)) {
self.$button.show().on('click', function () {
self.toggle();
});
self.isActive = true;
} else {
self.$button.hide();
}
},
create: function () {
var self = this,
instance = self.instance,
parentEl = self.opts.parentEl,
list,
src;
self.$grid = $(
'<div class="fancybox-thumbs fancybox-thumbs-' + self.opts.axis +
'"></div>').appendTo(instance.$refs.container.find(parentEl).addBack().filter(parentEl));
// Build list HTML
list = '<ul>';
$.each(instance.group, function (i, item) {
src = item.opts.thumb ||
(item.opts.$thumb ? item.opts.$thumb.attr('src') : null);
if (!src && item.type === 'image') {
src = item.src;
}
if (src && src.length) {
list += '<li data-index="' + i +
'" tabindex="0" class="fancybox-thumbs-loading"><img data-src="' +
src + '" /></li>';
}
});
list += '</ul>';
self.$list = $(list).appendTo(self.$grid).on('click', 'li', function () {
instance.jumpTo($(this).data('index'));
});
self.$list.find('img').hide().one('load', function () {
var $parent = $(this).parent().removeClass('fancybox-thumbs-loading'),
thumbWidth = $parent.outerWidth(),
thumbHeight = $parent.outerHeight(),
width,
height,
widthRatio,
heightRatio;
width = this.naturalWidth || this.width;
height = this.naturalHeight || this.height;
// Calculate thumbnail dimensions; center vertically and horizontally
widthRatio = width / thumbWidth;
heightRatio = height / thumbHeight;
if (widthRatio >= 1 && heightRatio >= 1) {
if (widthRatio > heightRatio) {
width = width / heightRatio;
height = thumbHeight;
} else {
width = thumbWidth;
height = height / widthRatio;
}
}
$(this).css({
width: Math.floor(width),
height: Math.floor(height),
'margin-top': height > thumbHeight ?
(Math.floor(thumbHeight * 0.3 - height * 0.3)) :
Math.floor(thumbHeight * 0.5 - height * 0.5),
'margin-left': Math.floor(thumbWidth * 0.5 - width * 0.5),
}).show();
}).each(function () {
this.src = $(this).data('src');
});
if (self.opts.axis === 'x') {
self.$list.width(parseInt(self.$grid.css('padding-right')) +
(instance.group.length *
self.$list.children().eq(0).outerWidth(true)) + 'px');
}
},
focus: function (duration) {
var self = this,
$list = self.$list,
thumb,
thumbPos;
if (self.instance.current) {
thumb = $list.children().removeClass('fancybox-thumbs-active').filter('[data-index="' + self.instance.current.index + '"]').addClass('fancybox-thumbs-active');
thumbPos = thumb.position();
// Check if need to scroll to make current thumb visible
if (self.opts.axis === 'y' && (thumbPos.top < 0 || thumbPos.top >
($list.height() - thumb.outerHeight()))) {
$list.stop().animate({'scrollTop': $list.scrollTop() + thumbPos.top},
duration);
} else if (self.opts.axis === 'x' && (
thumbPos.left < $list.parent().scrollLeft() ||
thumbPos.left > ($list.parent().scrollLeft() +
($list.parent().width() - thumb.outerWidth()))
)
) {
$list.parent().stop().animate({'scrollLeft': thumbPos.left}, duration);
}
}
},
update: function () {
this.instance.$refs.container.toggleClass('fancybox-show-thumbs',
this.isVisible);
if (this.isVisible) {
if (!this.$grid) {
this.create();
}
this.instance.trigger('onThumbsShow');
this.focus(0);
} else if (this.$grid) {
this.instance.trigger('onThumbsHide');
}
// Update content position
this.instance.update();
},
hide: function () {
this.isVisible = false;
this.update();
},
show: function () {
this.isVisible = true;
this.update();
},
toggle: function () {
this.isVisible = !this.isVisible;
this.update();
},
});
$(document).on({
'onInit.fb': function (e, instance) {
var Thumbs;
if (instance && !instance.Thumbs) {
Thumbs = new FancyThumbs(instance);
if (Thumbs.isActive && Thumbs.opts.autoStart === true) {
Thumbs.show();
}
}
},
'beforeShow.fb': function (e, instance, item, firstRun) {
var Thumbs = instance && instance.Thumbs;
if (Thumbs && Thumbs.isVisible) {
Thumbs.focus(firstRun ? 0 : 250);
}
},
'afterKeydown.fb': function (e, instance, current, keypress, keycode) {
var Thumbs = instance && instance.Thumbs;
// "G"
if (Thumbs && Thumbs.isActive && keycode === 71) {
keypress.preventDefault();
Thumbs.toggle();
}
},
'beforeClose.fb': function (e, instance) {
var Thumbs = instance && instance.Thumbs;
if (Thumbs && Thumbs.isVisible && Thumbs.opts.hideOnClose !== false) {
Thumbs.$grid.hide();
}
},
});
}(document, window.jQuery));
//// ==========================================================================
//
// Share
// Displays simple form for sharing current url
//
// ==========================================================================
;(function (document, $) {
'use strict';
$.extend(true, $.fancybox.defaults, {
btnTpl: {
share:
'<button data-fancybox-share class="fancybox-button fancybox-button--share" title="{{SHARE}}">' +
'<svg viewBox="0 0 40 40">' +
'<path d="M6,30 C8,18 19,16 23,16 L23,16 L23,10 L33,20 L23,29 L23,24 C19,24 8,27 6,30 Z">' +
'</svg>' +
'</button>',
},
share: {
tpl:
'<div class="fancybox-share">' +
'<h1>{{SHARE}}</h1>' +
'<p class="fancybox-share__links">' +
'<a class="fancybox-share__button fancybox-share__button--fb" href="https://www.facebook.com/sharer/sharer.php?u={{url}}">' +
'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m287 456v-299c0-21 6-35 35-35h38v-63c-7-1-29-3-55-3-54 0-91 33-91 94v306m143-254h-205v72h196" /></svg>' +
'<span>Facebook</span>' +
'</a>' +
'<a class="fancybox-share__button fancybox-share__button--pt" href="https://www.pinterest.com/pin/create/button/?url={{url}}&description={{descr}}&media={{media}}">' +
'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m265 56c-109 0-164 78-164 144 0 39 15 74 47 87 5 2 10 0 12-5l4-19c2-6 1-8-3-13-9-11-15-25-15-45 0-58 43-110 113-110 62 0 96 38 96 88 0 67-30 122-73 122-24 0-42-19-36-44 6-29 20-60 20-81 0-19-10-35-31-35-25 0-44 26-44 60 0 21 7 36 7 36l-30 125c-8 37-1 83 0 87 0 3 4 4 5 2 2-3 32-39 42-75l16-64c8 16 31 29 56 29 74 0 124-67 124-157 0-69-58-132-146-132z" fill="#fff"/></svg>' +
'<span>Pinterest</span>' +
'</a>' +
'<a class="fancybox-share__button fancybox-share__button--tw" href="https://twitter.com/intent/tweet?url={{url}}&text={{descr}}">' +
'<svg viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="m456 133c-14 7-31 11-47 13 17-10 30-27 37-46-15 10-34 16-52 20-61-62-157-7-141 75-68-3-129-35-169-85-22 37-11 86 26 109-13 0-26-4-37-9 0 39 28 72 65 80-12 3-25 4-37 2 10 33 41 57 77 57-42 30-77 38-122 34 170 111 378-32 359-208 16-11 30-25 41-42z" /></svg>' +
'<span>Twitter</span>' +
'</a>' +
'</p>' +
'<p><input class="fancybox-share__input" type="text" value="{{url_raw}}" /></p>' +
'</div>',
},
});
function escapeHtml(string) {
var entityMap = {
'&': '&',
'<': '<',
'>': '>',
'"': '"',
'\'': ''',
'/': '/',
'`': '`',
'=': '=',
};
return String(string).replace(/[&<>"'`=\/]/g, function (s) {
return entityMap[s];
});
}
$(document).on('click', '[data-fancybox-share]', function () {
var f = $.fancybox.getInstance(),
url,
tpl;
if (f) {
url = f.current.opts.hash === false ? f.current.src : window.location;
tpl = f.current.opts.share.tpl.replace(/\{\{media\}\}/g,
f.current.type === 'image' ? encodeURIComponent(f.current.src) : '').replace(/\{\{url\}\}/g, encodeURIComponent(url)).replace(/\{\{url_raw\}\}/g, escapeHtml(url)).replace(/\{\{descr\}\}/g,
f.$caption ? encodeURIComponent(f.$caption.text()) : '');
$.fancybox.open({
src: f.translate(f, tpl),
type: 'html',
opts: {
animationEffect: 'fade',
animationDuration: 250,
afterLoad: function (instance, current) {
// Opening links in a popup window
current.$content.find('.fancybox-share__links a').click(function () {
window.open(this.href, 'Share', 'width=550, height=450');
return false;
});
},
},
});
}
});
}(document, window.jQuery || jQuery));
// ==========================================================================
//
// Hash
// Enables linking to each modal
//
// ==========================================================================
;(function (document, window, $) {
'use strict';
// Simple $.escapeSelector polyfill (for jQuery prior v3)
if (!$.escapeSelector) {
$.escapeSelector = function (sel) {
var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g;
var fcssescape = function (ch, asCodePoint) {
if (asCodePoint) {
// U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
if (ch === '\0') {
return '\uFFFD';
}
// Control characters and (dependent upon position) numbers get escaped as code points
return ch.slice(0, -1) + '\\' +
ch.charCodeAt(ch.length - 1).toString(16) + ' ';
}
// Other potentially-special ASCII characters get backslash-escaped
return '\\' + ch;
};
return (sel + '').replace(rcssescape, fcssescape);
};
}
// Create new history entry only once
var shouldCreateHistory = true;
// Variable containing last hash value set by fancyBox
// It will be used to determine if fancyBox needs to close after hash change is detected
var currentHash = null;
// Throttling the history change
var timerID = null;
// Get info about gallery name and current index from url
function parseUrl() {
var hash = window.location.hash.substr(1);
var rez = hash.split('-');
var index = rez.length > 1 && /^\+?\d+$/.test(rez[rez.length - 1]) ?
parseInt(rez.pop(-1), 10) || 1 :
1;
var gallery = rez.join('-');
// Index is starting from 1
if (index < 1) {
index = 1;
}
return {
hash: hash,
index: index,
gallery: gallery,
};
}
// Trigger click evnt on links to open new fancyBox instance
function triggerFromUrl(url) {
var $el;
if (url.gallery !== '') {
// If we can find element matching 'data-fancybox' atribute, then trigger click event for that ..
$el = $('[data-fancybox=\'' + $.escapeSelector(url.gallery) + '\']').eq(url.index - 1);
if (!$el.length) {
// .. if not, try finding element by ID
$el = $('#' + $.escapeSelector(url.gallery) + '');
}
if ($el.length) {
shouldCreateHistory = false;
$el.trigger('click');
}
}
}
// Get gallery name from current instance
function getGalleryID(instance) {
var opts;
if (!instance) {
return false;
}
opts = instance.current ? instance.current.opts : instance.opts;
return opts.hash || (opts.$orig ? opts.$orig.data('fancybox') : '');
}
// Start when DOM becomes ready
$(function () {
// Check if user has disabled this module
if ($.fancybox.defaults.hash === false) {
return;
}
// Update hash when opening/closing fancyBox
$(document).on({
'onInit.fb': function (e, instance) {
var url, gallery;
if (instance.group[instance.currIndex].opts.hash === false) {
return;
}
url = parseUrl();
gallery = getGalleryID(instance);
// Make sure gallery start index matches index from hash
if (gallery && url.gallery && gallery == url.gallery) {
instance.currIndex = url.index - 1;
}
},
'beforeShow.fb': function (e, instance, current) {
var gallery;
if (!current || current.opts.hash === false) {
return;
}
gallery = getGalleryID(instance);
// Update window hash
if (gallery && gallery !== '') {
if (window.location.hash.indexOf(gallery) < 0) {
instance.opts.origHash = window.location.hash;
}
currentHash = gallery +
(instance.group.length > 1 ? '-' + (current.index + 1) : '');
if ('replaceState' in window.history) {
if (timerID) {
clearTimeout(timerID);
}
timerID = setTimeout(function () {
window.history[shouldCreateHistory ?
'pushState' :
'replaceState']({}, document.title,
window.location.pathname + window.location.search + '#' +
currentHash);
timerID = null;
shouldCreateHistory = false;
}, 300);
} else {
window.location.hash = currentHash;
}
}
},
'beforeClose.fb': function (e, instance, current) {
var gallery, origHash;
if (timerID) {
clearTimeout(timerID);
}
if (current.opts.hash === false) {
return;
}
gallery = getGalleryID(instance);
origHash = instance && instance.opts.origHash ?
instance.opts.origHash :
'';
// Remove hash from location bar
if (gallery && gallery !== '') {
if ('replaceState' in history) {
window.history.replaceState({}, document.title,
window.location.pathname + window.location.search + origHash);
} else {
window.location.hash = origHash;
// Keep original scroll position
$(window).scrollTop(instance.scrollTop).scrollLeft(instance.scrollLeft);
}
}
currentHash = null;
},
});
// Check if need to close after url has changed
$(window).on('hashchange.fb', function () {
var url = parseUrl();
if ($.fancybox.getInstance()) {
if (currentHash && currentHash !== url.gallery + '-' + url.index &&
!(url.index === 1 && currentHash == url.gallery)) {
currentHash = null;
$.fancybox.close();
}
} else if (url.gallery !== '') {
triggerFromUrl(url);
}
});
// Check current hash and trigger click event on matching element to start fancyBox, if needed
setTimeout(function () {
triggerFromUrl(parseUrl());
}, 50);
});
}(document, window, window.jQuery || jQuery));
;(function (document, $) {
'use strict';
var prevTime = new Date().getTime();
$(document).on({
'onInit.fb': function (e, instance, current) {
instance.$refs.stage.on(
'mousewheel DOMMouseScroll wheel MozMousePixelScroll', function (e) {
var current = instance.current,
currTime = new Date().getTime();
if (instance.group.length < 1 || current.opts.wheel === false ||
(current.opts.wheel === 'auto' && current.type !== 'image')) {
return;
}
e.preventDefault();
e.stopPropagation();
if (current.$slide.hasClass('fancybox-animated')) {
return;
}
e = e.originalEvent || e;
if (currTime - prevTime < 250) {
return;
}
prevTime = currTime;
instance[(-e.deltaY || -e.deltaX || e.wheelDelta || -e.detail) < 0 ?
'next' :
'previous']();
});
},
});
}(document, window.jQuery || jQuery));