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core.js
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core.js
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(function(window, document, $, undefined) {
"use strict";
window.console = window.console || {
info: function(stuff) {}
};
// If there's no jQuery, fancyBox can't work
// =========================================
if (!$) {
return;
}
// Check if fancyBox is already initialized
// ========================================
if ($.fn.fancybox) {
console.info("fancyBox already initialized");
return;
}
// Private default settings
// ========================
var defaults = {
// Close existing modals
// Set this to false if you do not need to stack multiple instances
closeExisting: false,
// Enable infinite gallery navigation
loop: false,
// Horizontal space between slides
gutter: 50,
// Enable keyboard navigation
keyboard: true,
// Should allow caption to overlap the content
preventCaptionOverlap: true,
// Should display navigation arrows at the screen edges
arrows: true,
// Should display counter at the top left corner
infobar: true,
// Should display close button (using `btnTpl.smallBtn` template) over the content
// Can be true, false, "auto"
// If "auto" - will be automatically enabled for "html", "inline" or "ajax" items
smallBtn: "auto",
// Should display toolbar (buttons at the top)
// Can be true, false, "auto"
// If "auto" - will be automatically hidden if "smallBtn" is enabled
toolbar: "auto",
// 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: [
"zoom",
//"share",
"slideShow",
//"fullScreen",
//"download",
"thumbs",
"close"
],
// Detect "idle" time in seconds
idleTime: 3,
// 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
// true - wait for image to load and then display;
// false - display thumbnail and load the full-sized image over top,
// requires predefined image dimensions (`data-width` and `data-height` attributes)
preload: false
},
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" allowfullscreen="allowfullscreen" allow="autoplay; fullscreen" 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"
}
},
// For HTML5 video only
video: {
tpl:
'<video class="fancybox-video" controls controlsList="nodownload" poster="{{poster}}">' +
'<source src="{{src}}" type="{{format}}" />' +
'Sorry, your browser doesn\'t support embedded videos, <a href="{{src}}">download</a> and watch with your favorite video player!' +
"</video>",
format: "", // custom video format
autoStart: true
},
// 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: 366,
// 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"><div class="fancybox-caption__body"></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}}" href="javascript:;">' +
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18.62 17.09V19H5.38v-1.91zm-2.97-6.96L17 11.45l-5 4.87-5-4.87 1.36-1.32 2.68 2.64V5h1.92v7.77z"/></svg>' +
"</a>",
zoom:
'<button data-fancybox-zoom class="fancybox-button fancybox-button--zoom" title="{{ZOOM}}">' +
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18.7 17.3l-3-3a5.9 5.9 0 0 0-.6-7.6 5.9 5.9 0 0 0-8.4 0 5.9 5.9 0 0 0 0 8.4 5.9 5.9 0 0 0 7.7.7l3 3a1 1 0 0 0 1.3 0c.4-.5.4-1 0-1.5zM8.1 13.8a4 4 0 0 1 0-5.7 4 4 0 0 1 5.7 0 4 4 0 0 1 0 5.7 4 4 0 0 1-5.7 0z"/></svg>' +
"</button>",
close:
'<button data-fancybox-close class="fancybox-button fancybox-button--close" title="{{CLOSE}}">' +
'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 10.6L6.6 5.2 5.2 6.6l5.4 5.4-5.4 5.4 1.4 1.4 5.4-5.4 5.4 5.4 1.4-1.4-5.4-5.4 5.4-5.4-1.4-1.4-5.4 5.4z"/></svg>' +
"</button>",
// Arrows
arrowLeft:
'<button data-fancybox-prev class="fancybox-button fancybox-button--arrow_left" title="{{PREV}}">' +
'<div><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M11.28 15.7l-1.34 1.37L5 12l4.94-5.07 1.34 1.38-2.68 2.72H19v1.94H8.6z"/></svg></div>' +
"</button>",
arrowRight:
'<button data-fancybox-next class="fancybox-button fancybox-button--arrow_right" title="{{NEXT}}">' +
'<div><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M15.4 12.97l-2.68 2.72 1.34 1.38L19 12l-4.94-5.07-1.34 1.38 2.68 2.72H5v1.94z"/></svg></div>' +
"</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 type="button" data-fancybox-close class="fancybox-button fancybox-close-small" title="{{CLOSE}}">' +
'<svg xmlns="http://www.w3.org/2000/svg" version="1" viewBox="0 0 24 24"><path d="M13 12l5-5-1-1-5 5-5-5-1 1 5 5-5 5 1 1 5-5 5 5 1-1z"/></svg>' +
"</button>"
},
// Container is injected into this element
parentEl: "body",
// Hide browser vertical scrollbars; use at your own risk
hideScrollbar: true,
// Focus handling
// ==============
// Try to focus on the first focusable element after opening
autoFocus: true,
// 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 panning/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: 3000
},
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;
// if you have not changed the layout, then most likely you need to use `clickSlide` option
clickOutside: "close",
// Same as previous two, but for double click
dblclickContent: false,
dblclickSlide: false,
dblclickOutside: false,
// Custom options when mobile device is detected
// =============================================
mobile: {
preventCaptionOverlap: false,
idleTime: false,
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: "Vergrößern"
}
}
};
// 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 $;
};
// Handle multiple browsers for "requestAnimationFrame" and "cancelAnimationFrame"
// ===============================================================================
var requestAFrame = (function() {
return (
window.requestAnimationFrame ||
window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.oRequestAnimationFrame ||
// if all else fails, use setTimeout
function(callback) {
return window.setTimeout(callback, 1000 / 60);
}
);
})();
var cancelAFrame = (function() {
return (
window.cancelAnimationFrame ||
window.webkitCancelAnimationFrame ||
window.mozCancelAnimationFrame ||
window.oCancelAnimationFrame ||
function(id) {
window.clearTimeout(id);
}
);
})();
// Detect the supported transition-end event property name
// =======================================================
var transitionEnd = (function() {
var el = document.createElement("fakeelement"),
t;
var transitions = {
transition: "transitionend",
OTransition: "oTransitionEnd",
MozTransition: "transitionend",
WebkitTransition: "webkitTransitionEnd"
};
for (t in transitions) {
if (el.style[t] !== undefined) {
return transitions[t];
}
}
return "transitionend";
})();
// Force redraw on an element.
// This helps in cases where the browser doesn't redraw an updated element properly
// ================================================================================
var forceRedraw = function($el) {
return $el && $el.length && $el[0].offsetHeight;
};
// Exclude array (`buttons`) options from deep merging
// ===================================================
var mergeOpts = function(opts1, opts2) {
var rez = $.extend(true, {}, opts1, opts2);
$.each(opts2, function(key, value) {
if ($.isArray(value)) {
rez[key] = value;
}
});
return rez;
};
// How much of an element is visible in viewport
// =============================================
var inViewport = function(elem) {
var elemCenter, rez;
if (!elem || elem.ownerDocument !== document) {
return false;
}
$(".fancybox-container").css("pointer-events", "none");
elemCenter = {
x: elem.getBoundingClientRect().left + elem.offsetWidth / 2,
y: elem.getBoundingClientRect().top + elem.offsetHeight / 2
};
rez = document.elementFromPoint(elemCenter.x, elemCenter.y) === elem;
$(".fancybox-container").css("pointer-events", "");
return rez;
};
// Class definition
// ================
var FancyBox = function(content, opts, index) {
var self = this;
self.opts = mergeOpts({index: index}, $.fancybox.defaults);
if ($.isPlainObject(opts)) {
self.opts = mergeOpts(self.opts, opts);
}
if ($.fancybox.isMobile) {
self.opts = mergeOpts(self.opts, self.opts.mobile);
}
self.id = self.opts.id || ++called;
self.currIndex = parseInt(self.opts.index, 10) || 0;
self.prevIndex = null;
self.prevPos = null;
self.currPos = 0;
self.firstRun = true;
// All group items
self.group = [];
// Existing slides (for current, next and previous gallery items)
self.slides = {};
// Create group elements
self.addContent(content);
if (!self.group.length) {
return;
}
self.init();
};
$.extend(FancyBox.prototype, {
// Create DOM structure
// ====================
init: function() {
var self = this,
firstItem = self.group[self.currIndex],
firstItemOpts = firstItem.opts,
$container,
buttonStr;
if (firstItemOpts.closeExisting) {
$.fancybox.close(true);
}
// Hide scrollbars
// ===============
$("body").addClass("fancybox-active");
if (
!$.fancybox.getInstance() &&
firstItemOpts.hideScrollbar !== false &&
!$.fancybox.isMobile &&
document.body.scrollHeight > window.innerHeight
) {
$("head").append(
'<style id="fancybox-style-noscroll" type="text/css">.compensate-for-scrollbar{margin-right:' +
(window.innerWidth - document.documentElement.clientWidth) +
"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 = $(
self.translate(
self,
firstItemOpts.baseTpl
.replace("{{buttons}}", buttonStr)
.replace("{{arrows}}", firstItemOpts.btnTpl.arrowLeft + firstItemOpts.btnTpl.arrowRight)
)
)
.attr("id", "fancybox-container-" + self.id)
.addClass(firstItemOpts.baseClass)
.data("FancyBox", self)
.appendTo(firstItemOpts.parentEl);
// Create object holding references to jQuery wrapped nodes
self.$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] || obj.opts.i18n.en;
return str.replace(/\{\{(\w+)\}\}/g, function(match, n) {
return arr[n] === undefined ? match : arr[n];
});
},
// Populate current group with fresh content
// Check if each object has valid type and content
// ===============================================
addContent: function(content) {
var self = this,
items = $.makeArray(content),
thumbs;
$.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);
// Support attributes like `data-options='{"touch" : false}'` and `data-touch='false'`
opts = $item.data() || {};
opts = $.extend(true, {}, opts, opts.options);
// Here we store clicked element
opts.$orig = $item;
obj.src = self.opts.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;
}
if ($.fancybox.isMobile && obj.opts.mobile) {
obj.opts = mergeOpts(obj.opts, obj.opts.mobile);
}
// Step 2 - Make sure we have content type, if not - try to guess
// ==============================================================
type = obj.type || obj.opts.type;
src = obj.src || "";
if (!type && src) {
if ((found = src.match(/\.(mp4|mov|ogv|webm)((\?|#).*)?$/i))) {
type = "video";
if (!obj.opts.video.format) {
obj.opts.video.format = "video/" + (found[1] === "ogv" ? "ogg" : found[1]);
}
} else 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 = "iframe";
obj = $.extend(true, obj, {contentType: "pdf", opts: {iframe: {preload: false}}});
} else if (src.charAt(0) === "#") {
type = "inline";
}
}
if (type) {
obj.type = type;
} else {
self.trigger("objectNeedsType", obj);
}
if (!obj.contentType) {
obj.contentType = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1 ? "html" : obj.type;
}
// Step 3 - Some adjustments
// =========================
obj.index = self.group.length;
if (obj.opts.smallBtn == "auto") {
obj.opts.smallBtn = $.inArray(obj.type, ["html", "inline", "ajax"]) > -1;
}
if (obj.opts.toolbar === "auto") {
obj.opts.toolbar = !obj.opts.smallBtn;
}
// Find thumbnail image, check if exists and if is in the viewport
obj.$thumb = obj.opts.$thumb || null;
if (obj.opts.$trigger && obj.index === self.opts.index) {
obj.$thumb = obj.opts.$trigger.find("img:first");
if (obj.$thumb.length) {
obj.opts.$orig = obj.opts.$trigger;
}
}
if (!(obj.$thumb && obj.$thumb.length) && obj.opts.$orig) {
obj.$thumb = obj.opts.$orig.find("img:first");
}
if (obj.$thumb && !obj.$thumb.length) {
obj.$thumb = null;
}
obj.thumb = obj.opts.thumb || (obj.$thumb ? obj.$thumb[0].src : null);
// "caption" is a "special" option, it can be used to customize caption per gallery item
if ($.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 (obj.type === "ajax") {
srcParts = src.split(/\s+/, 2);
if (srcParts.length > 1) {
obj.src = srcParts.shift();
obj.opts.filter = srcParts.shift();
}
}
// Hide all buttons and disable interactivity for modal items
if (obj.opts.modal) {
obj.opts = $.extend(true, obj.opts, {
trapFocus: true,
// Remove buttons
infobar: 0,
toolbar: 0,
smallBtn: 0,
// Disable keyboard navigation
keyboard: 0,
// Disable some modules
slideShow: 0,
fullScreen: 0,
thumbs: 0,
touch: 0,
// Disable click event handlers
clickContent: false,
clickSlide: false,
clickOutside: false,
dblclickContent: false,
dblclickSlide: false,
dblclickOutside: false
});
}
// Step 4 - Add processed object to group
// ======================================
self.group.push(obj);
});
// Update controls if gallery is already opened
if (Object.keys(self.slides).length) {
self.updateControls();
// Update thumbnails, if needed
thumbs = self.Thumbs;
if (thumbs && thumbs.isActive) {
thumbs.create();
thumbs.focus();
}
}
},
// Attach an event handler functions for:
// - navigation buttons
// - browser scrolling, resizing;
// - focusing
// - keyboard
// - detecting inactivity
// ======================================
addEvents: function() {
var self = this;
self.removeEvents();
// Make navigation elements clickable
// ==================================
self.$refs.container
.on("click.fb-close", "[data-fancybox-close]", function(e) {
e.stopPropagation();
e.preventDefault();
self.close(e);
})
.on("touchstart.fb-prev click.fb-prev", "[data-fancybox-prev]", function(e) {
e.stopPropagation();
e.preventDefault();
self.previous();
})
.on("touchstart.fb-next click.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
// ==========================================
$W.on("orientationchange.fb resize.fb", function(e) {
if (e && e.originalEvent && e.originalEvent.type === "resize") {
if (self.requestId) {
cancelAFrame(self.requestId);
}
self.requestId = requestAFrame(function() {
self.update(e);
});
} else {
if (self.current && self.current.type === "iframe") {
self.$refs.stage.hide();
}
setTimeout(
function() {
self.$refs.stage.show();
self.update(e);
},
$.fancybox.isMobile ? 600 : 250
);
}
});
$D.on("keydown.fb", function(e) {
var instance = $.fancybox ? $.fancybox.getInstance() : null,
current = instance.current,
keycode = e.keyCode || e.which;
// Trap keyboard focus inside of the modal
// =======================================
if (keycode == 9) {
if (current.opts.trapFocus) {
self.focus(e);
}
return;
}
// Enable keyboard navigation
// ==========================
if (!current.opts.keyboard || e.ctrlKey || e.altKey || e.shiftKey || $(e.target).is("input,textarea,video,audio")) {
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);
}