File: /home/adventp/www/wp-content/themes/brooklyn/js/ut-scriptlibrary.js
/*! lozad.js - v1.14.0 - 2019-10-31
* https://github.com/ApoorvSaxena/lozad.js
* Copyright (c) 2019 Apoorv Saxena; Licensed MIT */
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.lozad = factory());
}(this, (function () { 'use strict';
/**
* Detect IE browser
* @const {boolean}
* @private
*/
var isIE = typeof document !== 'undefined' && document.documentMode;
var defaultConfig = {
rootMargin: '0px',
threshold: 0,
load: function load(element) {
if (element.nodeName.toLowerCase() === 'picture') {
var img = document.createElement('img');
if (isIE && element.getAttribute('data-iesrc')) {
img.src = element.getAttribute('data-iesrc');
}
if (element.getAttribute('data-alt')) {
img.alt = element.getAttribute('data-alt');
}
element.append(img);
}
if (element.nodeName.toLowerCase() === 'video' && !element.getAttribute('data-src')) {
if (element.children) {
var childs = element.children;
var childSrc = void 0;
for (var i = 0; i <= childs.length - 1; i++) {
childSrc = childs[i].getAttribute('data-src');
if (childSrc) {
childs[i].src = childSrc;
}
}
element.load();
}
}
if (element.getAttribute('data-poster')) {
element.poster = element.getAttribute('data-poster');
}
if (element.getAttribute('data-src')) {
element.src = element.getAttribute('data-src');
}
if (element.getAttribute('data-srcset')) {
element.setAttribute('srcset', element.getAttribute('data-srcset'));
}
if (element.getAttribute('data-background-image')) {
element.style.backgroundImage = 'url(\'' + element.getAttribute('data-background-image').split(',').join('\'),url(\'') + '\')';
} else if (element.getAttribute('data-background-image-set')) {
var imageSetLinks = element.getAttribute('data-background-image-set').split(',');
var firstUrlLink = imageSetLinks[0].substr(0, imageSetLinks[0].indexOf(' ')) || imageSetLinks[0]; // Substring before ... 1x
firstUrlLink = firstUrlLink.indexOf('url(') === -1 ? 'url(' + firstUrlLink + ')' : firstUrlLink;
if (imageSetLinks.length === 1) {
element.style.backgroundImage = firstUrlLink;
} else {
element.setAttribute('style', (element.getAttribute('style') || '') + ('background-image: ' + firstUrlLink + '; background-image: -webkit-image-set(' + imageSetLinks + '); background-image: image-set(' + imageSetLinks + ')'));
}
}
if (element.getAttribute('data-toggle-class')) {
element.classList.toggle(element.getAttribute('data-toggle-class'));
}
},
loaded: function loaded() {}
};
function markAsLoaded(element) {
element.setAttribute('data-loaded', true);
}
var isLoaded = function isLoaded(element) {
return element.getAttribute('data-loaded') === 'true';
};
var onIntersection = function onIntersection(load, loaded) {
return function (entries, observer) {
entries.forEach(function (entry) {
if (entry.intersectionRatio > 0 || entry.isIntersecting) {
observer.unobserve(entry.target);
if (!isLoaded(entry.target)) {
load(entry.target);
markAsLoaded(entry.target);
loaded(entry.target);
}
}
});
};
};
var getElements = function getElements(selector) {
var root = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : document;
if (selector instanceof Element) {
return [selector];
}
if (selector instanceof NodeList) {
return selector;
}
return root.querySelectorAll(selector);
};
function lozad () {
var selector = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '.lozad';
var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
var _Object$assign = Object.assign({}, defaultConfig, options),
root = _Object$assign.root,
rootMargin = _Object$assign.rootMargin,
threshold = _Object$assign.threshold,
load = _Object$assign.load,
loaded = _Object$assign.loaded;
var observer = void 0;
if (typeof window !== 'undefined' && window.IntersectionObserver) {
observer = new IntersectionObserver(onIntersection(load, loaded), {
root: root,
rootMargin: rootMargin,
threshold: threshold
});
}
return {
observe: function observe() {
var elements = getElements(selector, root);
for (var i = 0; i < elements.length; i++) {
if (isLoaded(elements[i])) {
continue;
}
if (observer) {
observer.observe(elements[i]);
continue;
}
load(elements[i]);
markAsLoaded(elements[i]);
loaded(elements[i]);
}
},
triggerLoad: function triggerLoad(element) {
if (isLoaded(element)) {
return;
}
load(element);
markAsLoaded(element);
loaded(element);
},
observer: observer
};
}
return lozad;
})));
/*
* jQuery appear plugin
*
* Copyright (c) 2012 Andrey Sidorov
* licensed under MIT license.
*
* https://github.com/morr/jquery.appear/
*
* Version: 0.3.6
*/
window.ut_global_wait = false; // used by appear and inview
(function($) {
var selectors = [];
var check_binded = false;
var check_lock = false;
var defaults = {
interval: 100,
force_process: false,
support_seamless_iframes: false
};
var $window = $(window);
var handle_seamless_iframe = false;
var $iframe;
var iframe_offset;
var $prior_appeared = [];
function process() {
check_lock = false;
for (var index = 0, selectorsLength = selectors.length; index < selectorsLength; index++) {
var $appeared = $(selectors[index]).filter(function() {
return $(this).is(':appeared');
});
$appeared.trigger('appear', [$appeared]);
if ($prior_appeared[index]) {
var $disappeared = $prior_appeared[index].not($appeared);
$disappeared.trigger('disappear', [$disappeared]);
}
$prior_appeared[index] = $appeared;
}
};
function add_selector(selector) {
selectors.push(selector);
$prior_appeared.push();
}
function remove_wait_timer( $el ) {
wait_timer = setTimeout( function(){
$el.data('ut-wait', 0 );
wait_timer = false;
}, $el.data('ut-remove-wait') );
}
// "appeared" custom filter
$.expr[':']['appeared'] = function(element) {
var $element = $(element);
// preloader is still active
if( typeof preloader_settings !== "undefined" && preloader_settings.loader_active ) {
return;
}
// element is not visible at all
if( !$element.is(':visible') ) {
return false;
}
if( $element.data('ut-wait') === 1 ) {
// used for time based delay appear
if( $element.data('ut-remove-wait') && !wait_timer ) {
remove_wait_timer( $element );
}
return false;
}
// all element are currently blocked
if( window.ut_global_wait ) {
return false;
}
// element revealer is nested in other revealer ( direct ancestor )
if( $element.hasClass('ut-element-revealer') &&
$element.parent(".ut-element-revealer-parent").length === 1 &&
$element.parent().parent(".ut-element-revealer-parent:not(.ut-element-revealer-in-back-parent):not(.ut-element-revealer-ready)").length === 1 ) {
return false;
}
// element revealer is nested revealer inside in other outer reveal
if( $element.hasClass('ut-element-revealer') &&
$element.parent().closest(".ut-element-revealer-parent").length === 1 &&
$element.parent().parent().closest(".ut-element-revealer-parent:not(.ut-element-revealer-ready)").length === 1 ) {
return false;
}
// element is nested revealer inside in other outer reveal
if( !$element.hasClass('ut-element-revealer') && $element.closest(".ut-element-revealer-parent:not(.ut-element-revealer-ready)").not(this).length === 1 ) {
return false;
}
var viewport_left = $window.scrollLeft();
var viewport_right = viewport_left + $window.width();
var viewport_top = $window.scrollTop();
var viewport_bottom = viewport_top + $window.height();
var offset = $element.offset();
var left = offset.left;
var top = offset.top;
if (handle_seamless_iframe) {
// handle the iframe being all or partially out of the top window's viewport
var top_window_top = $(window.top).scrollTop();
var top_window_bottom = top_window_top + $(window.top).height();
var top_window_left = $(window.top).scrollLeft();
var top_window_right = top_window_left + $(window.top).width();
var iframe_top = iframe_offset.top;
var iframe_bottom = iframe_top + $iframe.height();
var iframe_left = iframe_offset.left;
var iframe_right = iframe_left + $iframe.width();
if (top_window_top > iframe_bottom || // iframe is above the top window's viewport
iframe_top > top_window_bottom || // iframe is below the top window's viewport
top_window_left > iframe_right || // iframe is left of the top window's viewport
iframe_left > top_window_right) { // iframe is right of the top window's viewport
return false;
}
if (top_window_top > iframe_top) {
// the top of the iframe is outside of the top window's viewport, adjust to account for what is not visible
viewport_top += (top_window_top - iframe_top);
}
if (iframe_bottom > top_window_bottom) {
// the bottom of the iframe is outside of the top window's viewport, adjust to account for what is not visible
viewport_bottom -= (iframe_bottom - top_window_bottom);
}
if(top_window_left > iframe_left){
// the left of the iframe is outside of the top window's viewport, adjust to account for what is not visible
viewport_left += (top_window_left - iframe_left);
}
if(iframe_right > top_window_right){
// the right of the iframe is outside of the top window's viewport, adjust to account for what is not visible
viewport_right -= (iframe_right - top_window_right);
}
}
if (top + $element.height() >= viewport_top &&
top - ($element.data('appear-top-offset') || 0) <= viewport_bottom &&
left + $element.width() >= viewport_left &&
left - ($element.data('appear-left-offset') || 0) <= viewport_right) {
return true;
} else {
return false;
}
};
$.fn.extend({
// watching for element's appearance in browser viewport
appear: function(options) {
var opts = $.extend({}, defaults, options || {});
var selector = this.selector || this;
if (!check_binded) {
var on_check = function() {
if (check_lock) {
return;
}
check_lock = true;
setTimeout(process, opts.interval);
};
if (opts.support_seamless_iframes && window.frameElement) {
$iframe = $(window.frameElement);
// check if the iframe is seamless: has the seamless attribute (HTML5) or scrolling="no" (pre-HTML5)
handle_seamless_iframe = $iframe.attr('scrolling') === "no" || $iframe.is('[seamless]');
}
if (handle_seamless_iframe) {
iframe_offset = $iframe.offset();
$(window.top).scroll(on_check).resize(on_check);
} else {
$(window).scroll(on_check).resize(on_check);
}
check_binded = true;
}
if (opts.force_process) {
setTimeout(process, opts.interval);
}
add_selector(selector);
return $(selector);
}
});
$.extend({
// force elements's appearance check
force_appear: function() {
if (check_binded) {
process();
return true;
}
return false;
}
});
})(function() {
if (typeof module !== 'undefined') {
// Node
return require('jquery');
} else {
return jQuery;
}
}());
/**
* inview.js
* author Christopher Blum modifed by UnitedThemes
* based on the idea of Remy Sharp, http://remysharp.com/2009/01/26/element-in-view-event-plugin/
* forked from http://github.com/zuk/jquery.inview/
*/
(function (factory) {
if( typeof define === 'function' && define.amd) {
// AMD
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node, CommonJS
module.exports = factory(require('jquery'));
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
var inviewObjects = [],
viewportSize,
viewportOffset,
d = document,
w = window,
win = $(w),
documentElement = d.documentElement,
timer,
wait_timer = false;
$.event.special.inview = {
add: function(data) {
inviewObjects.push({ data: data, $element: $(this), element: this });
if ( inviewObjects.length) {
checkInView();
}
},
remove: function(data) {
for (var i=0; i<inviewObjects.length; i++) {
var inviewObject = inviewObjects[i];
if (inviewObject.element === this && inviewObject.data.guid === data.guid) {
inviewObjects.splice(i, 1);
break;
}
}
},
getInviewObjects: function () {
return inviewObjects;
}
};
function getViewportSize() {
var mode, domObject, size = { height: w.innerHeight, width: w.innerWidth };
// if this is correct then return it. iPad has compat Mode, so will
// go into check clientHeight/clientWidth (which has the wrong value).
if (!size.height) {
mode = d.compatMode;
if (mode || !$.support.boxModel) { // IE, Gecko
domObject = mode === 'CSS1Compat' ?
documentElement : // Standards
d.body; // Quirks
size = {
height: domObject.clientHeight,
width: domObject.clientWidth
};
}
}
return size;
}
function getViewportOffset() {
return {
top: w.pageYOffset || documentElement.scrollTop || d.body.scrollTop
};
}
function remove_wait_timer( $el ) {
wait_timer = setTimeout( function(){
$el.data('ut-wait', 0 );
wait_timer = false;
}, $el.data('ut-remove-wait') );
}
function createObserver( element, fullView = 0.3 ) {
const observer = new IntersectionObserver( ([entry]) => {
if( entry.isIntersecting ) {
if( window.ut_global_wait || (typeof preloader_settings !== "undefined" && preloader_settings.loader_active) ) {
$(element).trigger('inview', [false]);
return;
}
$(element).trigger('inview', [true]);
} else {
$(element).trigger('inview', [false]);
}
},{ root: null, rootMargin: '0px', threshold: fullView });
observer.observe(element);
}
function checkInView() {
if (!inviewObjects.length) {
return;
}
var i = 0, $elements = $.map(inviewObjects, function( inviewObject ) {
var selector = inviewObject.data.selector,
$element = inviewObject.$element;
return selector ? $element.find(selector) : $element;
});
viewportSize = viewportSize || getViewportSize();
viewportOffset = viewportOffset || getViewportOffset();
for( ; i<inviewObjects.length; i++ ) {
// Ignore elements that are not in the DOM tree
if (!$.contains(documentElement, $elements[i][0])) {
continue;
}
var $element = $($elements[i]),
appearOffset = $element.data('appear-top-offset');
if( !$element.is(':visible') ) {
$element.data('inview', false).trigger('inview', [false]);
continue;
}
if( $element.hasClass('ut-has-background-video') ) {
}
if( $element.data('ut-wait') === 1 ) {
// used for time based delay appear
setTimeout( function () {
createObserver($element[0], 0.30);
}, $element.data('ut-remove-wait') );
continue;
}
// Fully in Viewport
if( typeof appearOffset !== "undefined" && appearOffset === 'full' ) {
createObserver($element[0], 1.0);
} else {
if( typeof appearOffset !== "undefined" && appearOffset === 'none' ) {
appearOffset = 0.05;
}
if( typeof appearOffset !== "undefined" && appearOffset === 'quarter' ) {
appearOffset = 0.25;
}
if( typeof appearOffset !== "undefined" && appearOffset === 'auto' ) {
appearOffset = 0.5;
}
if( typeof appearOffset !== "undefined" && appearOffset === 'almost' ) {
appearOffset = 0.7;
}
if( typeof appearOffset !== "undefined" && appearOffset === 'partial' ) {
appearOffset = 0.33;
}
if( typeof appearOffset !== "undefined" && appearOffset === 'auto' || typeof appearOffset === "undefined" ) {
appearOffset = 0.25;
}
createObserver($element[0], appearOffset);
}
}
}
}));
/*! waitForImages jQuery Plugin - v2.4.0 - 2018-02-13
* https://github.com/alexanderdickson/waitForImages
* Copyright (c) 2018 Alex Dickson; Licensed MIT */
;(function (factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// CommonJS / nodejs module
module.exports = factory(require('jquery'));
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {
// Namespace all events.
var eventNamespace = 'waitForImages';
// Is srcset supported by this browser?
var hasSrcset = (function(img) {
return img.srcset && img.sizes;
})(new Image());
// CSS properties which contain references to images.
$.waitForImages = {
hasImageProperties: [
'backgroundImage',
'listStyleImage',
'borderImage',
'borderCornerImage',
'cursor'
],
hasImageAttributes: ['srcset']
};
// Custom selector to find all `img` elements with a valid `src` attribute.
$.expr.pseudos['has-src'] = function (obj) {
// Ensure we are dealing with an `img` element with a valid
// `src` attribute.
return $(obj).is('img[src][src!=""]');
};
// Custom selector to find images which are not already cached by the
// browser.
$.expr.pseudos.uncached = function (obj) {
// Ensure we are dealing with an `img` element with a valid
// `src` attribute.
if (!$(obj).is(':has-src')) {
return false;
}
return !obj.complete;
};
$.fn.waitForImages = function () {
var allImgsLength = 0;
var allImgsLoaded = 0;
var deferred = $.Deferred();
var originalCollection = this;
var allImgs = [];
// CSS properties which may contain an image.
var hasImgProperties = $.waitForImages.hasImageProperties || [];
// Element attributes which may contain an image.
var hasImageAttributes = $.waitForImages.hasImageAttributes || [];
// To match `url()` references.
// Spec: http://www.w3.org/TR/CSS2/syndata.html#value-def-uri
var matchUrl = /url\(\s*(['"]?)(.*?)\1\s*\)/g;
var finishedCallback;
var eachCallback;
var waitForAll;
// Handle options object (if passed).
if ($.isPlainObject(arguments[0])) {
waitForAll = arguments[0].waitForAll;
eachCallback = arguments[0].each;
finishedCallback = arguments[0].finished;
} else {
// Handle if using deferred object and only one param was passed in.
if (arguments.length === 1 && $.type(arguments[0]) === 'boolean') {
waitForAll = arguments[0];
} else {
finishedCallback = arguments[0];
eachCallback = arguments[1];
waitForAll = arguments[2];
}
}
// Handle missing callbacks.
finishedCallback = finishedCallback || $.noop;
eachCallback = eachCallback || $.noop;
// Convert waitForAll to Boolean.
waitForAll = !! waitForAll;
// Ensure callbacks are functions.
if (!$.isFunction(finishedCallback) || !$.isFunction(eachCallback)) {
throw new TypeError('An invalid callback was supplied.');
}
this.each(function () {
// Build a list of all imgs, dependent on what images will
// be considered.
var obj = $(this);
if (waitForAll) {
// Get all elements (including the original), as any one of
// them could have a background image.
obj.find('*').addBack().each(function () {
var element = $(this);
// If an `img` element, add it. But keep iterating in
// case it has a background image too.
if (element.is('img:has-src') &&
!element.is('[srcset]')) {
allImgs.push({
src: element.attr('src'),
element: element[0]
});
}
$.each(hasImgProperties, function (i, property) {
var propertyValue = element.css(property);
var match;
// If it doesn't contain this property, skip.
if (!propertyValue) {
return true;
}
// Get all url() of this element.
while (match = matchUrl.exec(propertyValue)) {
allImgs.push({
src: match[2],
element: element[0]
});
}
});
$.each(hasImageAttributes, function (i, attribute) {
var attributeValue = element.attr(attribute);
var attributeValues;
// If it doesn't contain this property, skip.
if (!attributeValue) {
return true;
}
allImgs.push({
src: element.attr('src'),
srcset: element.attr('srcset'),
element: element[0]
});
});
});
} else {
// For images only, the task is simpler.
obj.find('img:has-src')
.each(function () {
allImgs.push({
src: this.src,
element: this
});
});
}
});
allImgsLength = allImgs.length;
allImgsLoaded = 0;
// If no images found, don't bother.
if (allImgsLength === 0) {
finishedCallback.call(originalCollection);
deferred.resolveWith(originalCollection);
}
// Now that we've found all imgs in all elements in this,
// load them and attach callbacks.
$.each(allImgs, function (i, img) {
var image = new Image();
var events =
'load.' + eventNamespace + ' error.' + eventNamespace;
// Handle the image loading and error with the same callback.
$(image).one(events, function me (event) {
// If an error occurred with loading the image, set the
// third argument accordingly.
var eachArguments = [
allImgsLoaded,
allImgsLength,
event.type == 'load'
];
allImgsLoaded++;
eachCallback.apply(img.element, eachArguments);
deferred.notifyWith(img.element, eachArguments);
// Unbind the event listeners. I use this in addition to
// `one` as one of those events won't be called (either
// 'load' or 'error' will be called).
$(this).off(events, me);
if (allImgsLoaded == allImgsLength) {
finishedCallback.call(originalCollection[0]);
deferred.resolveWith(originalCollection[0]);
return false;
}
});
if (hasSrcset && img.srcset) {
image.srcset = img.srcset;
image.sizes = img.sizes;
}
image.src = img.src;
});
return deferred.promise();
};
}));
/*!
* imagesLoaded PACKAGED v4.1.3
* JavaScript is all like "You images are done yet or what?"
* MIT License
*/
/**
* EvEmitter v1.1.0
* Lil' event emitter
* MIT License
*/
/* jshint unused: true, undef: true, strict: true */
( function( global, factory ) {
// universal module definition
/* jshint strict: false */ /* globals define, module, window */
if ( typeof define == 'function' && define.amd ) {H
// AMD - RequireJS
define( 'ev-emitter/ev-emitter',factory );
} else if ( typeof module == 'object' && module.exports ) {
// CommonJS - Browserify, Webpack
module.exports = factory();
} else {
// Browser globals
global.EvEmitter = factory();
}
}( typeof window != 'undefined' ? window : this, function() {
function EvEmitter() {}
var proto = EvEmitter.prototype;
proto.on = function( eventName, listener ) {
if ( !eventName || !listener ) {
return;
}
// set events hash
var events = this._events = this._events || {};
// set listeners array
var listeners = events[ eventName ] = events[ eventName ] || [];
// only add once
if ( listeners.indexOf( listener ) == -1 ) {
listeners.push( listener );
}
return this;
};
proto.once = function( eventName, listener ) {
if ( !eventName || !listener ) {
return;
}
// add event
this.on( eventName, listener );
// set once flag
// set onceEvents hash
var onceEvents = this._onceEvents = this._onceEvents || {};
// set onceListeners object
var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
// set flag
onceListeners[ listener ] = true;
return this;
};
proto.off = function( eventName, listener ) {
var listeners = this._events && this._events[ eventName ];
if ( !listeners || !listeners.length ) {
return;
}
var index = listeners.indexOf( listener );
if ( index != -1 ) {
listeners.splice( index, 1 );
}
return this;
};
proto.emitEvent = function( eventName, args ) {
var listeners = this._events && this._events[ eventName ];
if ( !listeners || !listeners.length ) {
return;
}
var i = 0;
var listener = listeners[i];
args = args || [];
// once stuff
var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
while ( listener ) {
var isOnce = onceListeners && onceListeners[ listener ];
if ( isOnce ) {
// remove listener
// remove before trigger to prevent recursion
this.off( eventName, listener );
// unset once flag
delete onceListeners[ listener ];
}
// trigger listener
listener.apply( this, args );
// get next listener
i += isOnce ? 0 : 1;
listener = listeners[i];
}
return this;
};
proto.allOff =
proto.removeAllListeners = function() {
delete this._events;
delete this._onceEvents;
};
return EvEmitter;
}));
/*!
* imagesLoaded v4.1.3
* JavaScript is all like "You images are done yet or what?"
* MIT License
*/
( function( window, factory ) { 'use strict';
// universal module definition
/*global define: false, module: false, require: false */
if ( typeof define == 'function' && define.amd ) {
// AMD
define( [
'ev-emitter/ev-emitter'
], function( EvEmitter ) {
return factory( window, EvEmitter );
});
} else if ( typeof module == 'object' && module.exports ) {
// CommonJS
module.exports = factory(
window,
require('ev-emitter')
);
} else {
// browser global
window.imagesLoaded = factory(
window,
window.EvEmitter
);
}
})( typeof window !== 'undefined' ? window : this,
// -------------------------- factory -------------------------- //
function factory( window, EvEmitter ) {
var $ = window.jQuery;
var console = window.console;
// -------------------------- helpers -------------------------- //
// extend objects
function extend( a, b ) {
for ( var prop in b ) {
a[ prop ] = b[ prop ];
}
return a;
}
// turn element or nodeList into an array
function makeArray( obj ) {
var ary = [];
if ( Array.isArray( obj ) ) {
// use object if already an array
ary = obj;
} else if ( typeof obj.length == 'number' ) {
// convert nodeList to array
for ( var i=0; i < obj.length; i++ ) {
ary.push( obj[i] );
}
} else {
// array of single index
ary.push( obj );
}
return ary;
}
// -------------------------- imagesLoaded -------------------------- //
/**
* @param {Array, Element, NodeList, String} elem
* @param {Object or Function} options - if function, use as callback
* @param {Function} onAlways - callback function
*/
function ImagesLoaded( elem, options, onAlways ) {
// coerce ImagesLoaded() without new, to be new ImagesLoaded()
if ( !( this instanceof ImagesLoaded ) ) {
return new ImagesLoaded( elem, options, onAlways );
}
// use elem as selector string
if ( typeof elem == 'string' ) {
elem = document.querySelectorAll( elem );
}
this.elements = makeArray( elem );
this.options = extend( {}, this.options );
if ( typeof options == 'function' ) {
onAlways = options;
} else {
extend( this.options, options );
}
if ( onAlways ) {
this.on( 'always', onAlways );
}
this.getImages();
if ( $ ) {
// add jQuery Deferred object
this.jqDeferred = new $.Deferred();
}
// HACK check async to allow time to bind listeners
setTimeout( function() {
this.check();
}.bind( this ));
}
ImagesLoaded.prototype = Object.create( EvEmitter.prototype );
ImagesLoaded.prototype.options = {};
ImagesLoaded.prototype.getImages = function() {
this.images = [];
// filter & find items if we have an item selector
this.elements.forEach( this.addElementImages, this );
};
/**
* @param {Node} element
*/
ImagesLoaded.prototype.addElementImages = function( elem ) {
// filter siblings
if ( elem.nodeName == 'IMG' ) {
this.addImage( elem );
}
// get background image on element
if ( this.options.background === true ) {
this.addElementBackgroundImages( elem );
}
// find children
// no non-element nodes, #143
var nodeType = elem.nodeType;
if ( !nodeType || !elementNodeTypes[ nodeType ] ) {
return;
}
var childImgs = elem.querySelectorAll('img');
// concat childElems to filterFound array
for ( var i=0; i < childImgs.length; i++ ) {
var img = childImgs[i];
this.addImage( img );
}
// get child background images
if ( typeof this.options.background == 'string' ) {
var children = elem.querySelectorAll( this.options.background );
for ( i=0; i < children.length; i++ ) {
var child = children[i];
this.addElementBackgroundImages( child );
}
}
};
var elementNodeTypes = {
1: true,
9: true,
11: true
};
ImagesLoaded.prototype.addElementBackgroundImages = function( elem ) {
var style = getComputedStyle( elem );
if ( !style ) {
// Firefox returns null if in a hidden iframe https://bugzil.la/548397
return;
}
// get url inside url("...")
var reURL = /url\((['"])?(.*?)\1\)/gi;
var matches = reURL.exec( style.backgroundImage );
while ( matches !== null ) {
var url = matches && matches[2];
if ( url ) {
this.addBackground( url, elem );
}
matches = reURL.exec( style.backgroundImage );
}
};
/**
* @param {Image} img
*/
ImagesLoaded.prototype.addImage = function( img ) {
var loadingImage = new LoadingImage( img );
this.images.push( loadingImage );
};
ImagesLoaded.prototype.addBackground = function( url, elem ) {
var background = new Background( url, elem );
this.images.push( background );
};
ImagesLoaded.prototype.check = function() {
var _this = this;
this.progressedCount = 0;
this.hasAnyBroken = false;
// complete if no images
if ( !this.images.length ) {
this.complete();
return;
}
function onProgress( image, elem, message ) {
// HACK - Chrome triggers event before object properties have changed. #83
setTimeout( function() {
_this.progress( image, elem, message );
});
}
this.images.forEach( function( loadingImage ) {
loadingImage.once( 'progress', onProgress );
loadingImage.check();
});
};
ImagesLoaded.prototype.progress = function( image, elem, message ) {
this.progressedCount++;
this.hasAnyBroken = this.hasAnyBroken || !image.isLoaded;
// progress event
this.emitEvent( 'progress', [ this, image, elem ] );
if ( this.jqDeferred && this.jqDeferred.notify ) {
this.jqDeferred.notify( this, image );
}
// check if completed
if ( this.progressedCount == this.images.length ) {
this.complete();
}
if ( this.options.debug && console ) {
console.log( 'progress: ' + message, image, elem );
}
};
ImagesLoaded.prototype.complete = function() {
var eventName = this.hasAnyBroken ? 'fail' : 'done';
this.isComplete = true;
this.emitEvent( eventName, [ this ] );
this.emitEvent( 'always', [ this ] );
if ( this.jqDeferred ) {
var jqMethod = this.hasAnyBroken ? 'reject' : 'resolve';
this.jqDeferred[ jqMethod ]( this );
}
};
// -------------------------- -------------------------- //
function LoadingImage( img ) {
this.img = img;
}
LoadingImage.prototype = Object.create( EvEmitter.prototype );
LoadingImage.prototype.check = function() {
// If complete is true and browser supports natural sizes,
// try to check for image status manually.
var isComplete = this.getIsImageComplete();
if ( isComplete ) {
// report based on naturalWidth
this.confirm( this.img.naturalWidth !== 0, 'naturalWidth' );
return;
}
// If none of the checks above matched, simulate loading on detached element.
this.proxyImage = new Image();
this.proxyImage.addEventListener( 'load', this );
this.proxyImage.addEventListener( 'error', this );
// bind to image as well for Firefox. #191
this.img.addEventListener( 'load', this );
this.img.addEventListener( 'error', this );
this.proxyImage.src = this.img.src;
};
LoadingImage.prototype.getIsImageComplete = function() {
return this.img.complete && this.img.naturalWidth !== undefined;
};
LoadingImage.prototype.confirm = function( isLoaded, message ) {
this.isLoaded = isLoaded;
this.emitEvent( 'progress', [ this, this.img, message ] );
};
// ----- events ----- //
// trigger specified handler for event type
LoadingImage.prototype.handleEvent = function( event ) {
var method = 'on' + event.type;
if ( this[ method ] ) {
this[ method ]( event );
}
};
LoadingImage.prototype.onload = function() {
this.confirm( true, 'onload' );
this.unbindEvents();
};
LoadingImage.prototype.onerror = function() {
this.confirm( false, 'onerror' );
this.unbindEvents();
};
LoadingImage.prototype.unbindEvents = function() {
this.proxyImage.removeEventListener( 'load', this );
this.proxyImage.removeEventListener( 'error', this );
this.img.removeEventListener( 'load', this );
this.img.removeEventListener( 'error', this );
};
// -------------------------- Background -------------------------- //
function Background( url, element ) {
this.url = url;
this.element = element;
this.img = new Image();
}
// inherit LoadingImage prototype
Background.prototype = Object.create( LoadingImage.prototype );
Background.prototype.check = function() {
this.img.addEventListener( 'load', this );
this.img.addEventListener( 'error', this );
this.img.src = this.url;
// check if image is already complete
var isComplete = this.getIsImageComplete();
if ( isComplete ) {
this.confirm( this.img.naturalWidth !== 0, 'naturalWidth' );
this.unbindEvents();
}
};
Background.prototype.unbindEvents = function() {
this.img.removeEventListener( 'load', this );
this.img.removeEventListener( 'error', this );
};
Background.prototype.confirm = function( isLoaded, message ) {
this.isLoaded = isLoaded;
this.emitEvent( 'progress', [ this, this.element, message ] );
};
// -------------------------- jQuery -------------------------- //
ImagesLoaded.makeJQueryPlugin = function( jQuery ) {
jQuery = jQuery || window.jQuery;
if ( !jQuery ) {
return;
}
// set local variable
$ = jQuery;
// $().imagesLoaded()
$.fn.imagesLoaded = function( options, callback ) {
var instance = new ImagesLoaded( this, options, callback );
return instance.jqDeferred.promise( $(this) );
};
};
// try making plugin
ImagesLoaded.makeJQueryPlugin();
// -------------------------- -------------------------- //
return ImagesLoaded;
});
/*! Keyframes
*/
(function($) {
var animationSupport = false,
animationString = 'animation',
vendorPrefix = prefix = '',
domPrefixes = ['Webkit', 'Moz', 'O', 'ms', 'Khtml'];
$(document).ready(function(){
var style = document.body.style;
if( style.animationName !== undefined ) { animationSupport = true; }
if( animationSupport === false ) {
for( var i = 0; i < domPrefixes.length; i++ ) {
if( style[ domPrefixes[i] + 'AnimationName' ] !== undefined ) {
prefix = domPrefixes[ i ];
animationString = prefix + 'Animation';
vendorPrefix = '-' + prefix.toLowerCase() + '-';
animationSupport = true;
break;
}
}
}
});
var $createKeyframeStyleTag = function(id, css) {
if($.keyframe.debug){ console.log(id + " " + css); }
return $("<style>" + css + "</style>").attr({
"class": "keyframe-style",
id: id,
type: "text/css"
}).appendTo("head");
};
$.keyframe = {
debug: false,
getVendorPrefix: function() {
return vendorPrefix;
},
isSupported: function() {
return animationSupport;
},
generate: function(frameData) {
var frameName = frameData.name || "";
var css = "@" + vendorPrefix + "keyframes " + frameName + " {";
for (var key in frameData) {
if (key !== "name" && key !== "media" && key !== "complete") {
css += key + " {";
for (var property in frameData[key]) {
css += property + ":" + frameData[key][property] + ";";
}
css += "}";
}
}
if(window.PrefixFree)
css = PrefixFree.prefixCSS(css + "}");
else
css += "}";
if(frameData.media){
css = "@media " + frameData.media + "{" + css + "}";
}
var $frameStyle = $("style#" + frameData.name);
if ($frameStyle.length > 0) {
$frameStyle.html(css);
var $elems = $("*").filter(function() {
return this.style[animationString + "Name"] === frameName;
});
$elems.each(function() {
var $el = $(this);
var options = $el.data("keyframeOptions");
$el.resetKeyframe(function() {
$el.playKeyframe(options);
});
});
} else {
$createKeyframeStyleTag(frameName, css);
}
},
define: function(frameData) {
if (frameData.length) {
for (var i = 0; i < frameData.length; i++) {
var frame = frameData[i];
this.generate(frame);
}
} else {
this.generate(frameData);
}
}
};
var animationPlayState = "animation-play-state";
var playStateRunning = "running";
$.fn.resetKeyframe = function(callback) {
var $el = $(this).css(vendorPrefix + animationPlayState, playStateRunning).css(vendorPrefix + "animation", "none");
if (callback) {
setTimeout(callback, 1);
}
};
$.fn.pauseKeyframe = function() {
$(this).css(vendorPrefix + animationPlayState, "paused");
};
$.fn.resumeKeyframe = function() {
$(this).css(vendorPrefix + animationPlayState, playStateRunning);
};
$.fn.playKeyframe = function(frameOptions, callback) {
var animObjToStr = function(obj){
obj = $.extend({
duration: '0s',
timingFunction: "ease",
delay: '0s',
iterationCount: 1,
direction: "normal",
fillMode: "forwards"
}, obj);
return [obj.name, obj.duration, obj.timingFunction, obj.delay, obj.iterationCount, obj.direction, obj.fillMode].join(" ");
};
var animationcss = "";
if($.isArray(frameOptions)){
var frameOptionsStrings = [];
for(var i = 0; i < frameOptions.length; i++){
if (typeof frameOptions[i] === 'string') {
frameOptionsStrings.push(frameOptions[i]);
}else{
frameOptionsStrings.push(animObjToStr(frameOptions[i]));
}
}
animationcss = frameOptionsStrings.join(", ");
}else if (typeof frameOptions === 'string') {
animationcss = frameOptions;
}else{
animationcss = animObjToStr(frameOptions);
}
var animationkey = vendorPrefix + "animation";
var pfx = ["webkit", "moz", "MS", "o", ""];
if(!callback && frameOptions.complete){
callback = frameOptions.complete;
}
var _prefixEvent = function(element, type, callback) {
for(var i = 0; i < pfx.length; i++){
if (!pfx[i]) {
type = type.toLowerCase();
}
var evt = pfx[i] + type;
element.off(evt).on(evt, callback);
}
};
this.each(function() {
var $el = $(this).addClass("boostKeyframe").css(vendorPrefix + animationPlayState, playStateRunning).css(animationkey, animationcss).data("keyframeOptions", frameOptions);
if($.keyframe.debug){
console.group();
if(vendorPrefix){ console.log("Vendor Prefix: " + vendorPrefix); }
console.log("Style Applied: " + animationcss);
var testCss = $el.css(animationkey);
console.log("Rendered Style: " + (testCss ? testCss : $el[0].style.animation));
console.groupEnd();
}
if (callback) {
_prefixEvent($el, 'AnimationIteration', callback);
_prefixEvent($el, 'AnimationEnd', callback);
}
});
return this;
};
$createKeyframeStyleTag("boost-keyframe", " .boostKeyframe{" + vendorPrefix + "transform:scale3d(1,1,1);}");
})(jQuery);
/*! Picturefill - v3.0.1 - 2015-09-30
* http://scottjehl.github.io/picturefill
* Copyright (c) 2015 https://github.com/scottjehl/picturefill/blob/master/Authors.txt; Licensed MIT
*/
/*! Gecko-Picture - v1.0
* https://github.com/scottjehl/picturefill/tree/3.0/src/plugins/gecko-picture
* Firefox's early picture implementation (prior to FF41) is static and does
* not react to viewport changes. This tiny module fixes this.
*/
(function(window) {
/*jshint eqnull:true */
var ua = navigator.userAgent;
if ( window.HTMLPictureElement && ((/ecko/).test(ua) && ua.match(/rv\:(\d+)/) && RegExp.$1 < 41) ) {
addEventListener("resize", (function() {
var timer;
var dummySrc = document.createElement("source");
var fixRespimg = function(img) {
var source, sizes;
var picture = img.parentNode;
if (picture.nodeName.toUpperCase() === "PICTURE") {
source = dummySrc.cloneNode();
picture.insertBefore(source, picture.firstElementChild);
setTimeout(function() {
picture.removeChild(source);
});
} else if (!img._pfLastSize || img.offsetWidth > img._pfLastSize) {
img._pfLastSize = img.offsetWidth;
sizes = img.sizes;
img.sizes += ",100vw";
setTimeout(function() {
img.sizes = sizes;
});
}
};
var findPictureImgs = function() {
var i;
var imgs = document.querySelectorAll("picture > img, img[srcset][sizes]");
for (i = 0; i < imgs.length; i++) {
fixRespimg(imgs[i]);
}
};
var onResize = function() {
clearTimeout(timer);
timer = setTimeout(findPictureImgs, 99);
};
var mq = window.matchMedia && matchMedia("(orientation: landscape)");
var init = function() {
onResize();
if (mq && mq.addListener) {
mq.addListener(onResize);
}
};
dummySrc.srcset = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
if (/^[c|i]|d$/.test(document.readyState || "")) {
init();
} else {
document.addEventListener("DOMContentLoaded", init);
}
return onResize;
})());
}
})(window);
/*! Picturefill - v3.0.1
* http://scottjehl.github.io/picturefill
* Copyright (c) 2015 https://github.com/scottjehl/picturefill/blob/master/Authors.txt;
* License: MIT
*/
(function( window, document, undefined ) {
// Enable strict mode
"use strict";
// HTML shim|v it for old IE (IE9 will still need the HTML video tag workaround)
document.createElement( "picture" );
var warn, eminpx, alwaysCheckWDescriptor, evalId;
// local object for method references and testing exposure
var pf = {};
var noop = function() {};
var image = document.createElement( "img" );
var getImgAttr = image.getAttribute;
var setImgAttr = image.setAttribute;
var removeImgAttr = image.removeAttribute;
var docElem = document.documentElement;
var types = {};
var cfg = {
//resource selection:
algorithm: ""
};
var srcAttr = "data-pfsrc";
var srcsetAttr = srcAttr + "set";
// ua sniffing is done for undetectable img loading features,
// to do some non crucial perf optimizations
var ua = navigator.userAgent;
var supportAbort = (/rident/).test(ua) || ((/ecko/).test(ua) && ua.match(/rv\:(\d+)/) && RegExp.$1 > 35 );
var curSrcProp = "currentSrc";
var regWDesc = /\s+\+?\d+(e\d+)?w/;
var regSize = /(\([^)]+\))?\s*(.+)/;
var setOptions = window.picturefillCFG;
/**
* Shortcut property for https://w3c.github.io/webappsec/specs/mixedcontent/#restricts-mixed-content ( for easy overriding in tests )
*/
// baseStyle also used by getEmValue (i.e.: width: 1em is important)
var baseStyle = "position:absolute;left:0;visibility:hidden;display:block;padding:0;border:none;font-size:1em;width:1em;overflow:hidden;clip:rect(0px, 0px, 0px, 0px)";
var fsCss = "font-size:100%!important;";
var isVwDirty = true;
var cssCache = {};
var sizeLengthCache = {};
var DPR = window.devicePixelRatio;
var units = {
px: 1,
"in": 96
};
var anchor = document.createElement( "a" );
/**
* alreadyRun flag used for setOptions. is it true setOptions will reevaluate
* @type {boolean}
*/
var alreadyRun = false;
// Reusable, non-"g" Regexes
// (Don't use \s, to avoid matching non-breaking space.)
var regexLeadingSpaces = /^[ \t\n\r\u000c]+/,
regexLeadingCommasOrSpaces = /^[, \t\n\r\u000c]+/,
regexLeadingNotSpaces = /^[^ \t\n\r\u000c]+/,
regexTrailingCommas = /[,]+$/,
regexNonNegativeInteger = /^\d+$/,
// ( Positive or negative or unsigned integers or decimals, without or without exponents.
// Must include at least one digit.
// According to spec tests any decimal point must be followed by a digit.
// No leading plus sign is allowed.)
// https://html.spec.whatwg.org/multipage/infrastructure.html#valid-floating-point-number
regexFloatingPoint = /^-?(?:[0-9]+|[0-9]*\.[0-9]+)(?:[eE][+-]?[0-9]+)?$/;
var on = function(obj, evt, fn, capture) {
if ( obj.addEventListener ) {
obj.addEventListener(evt, fn, capture || false);
} else if ( obj.attachEvent ) {
obj.attachEvent( "on" + evt, fn);
}
};
/**
* simple memoize function:
*/
var memoize = function(fn) {
var cache = {};
return function(input) {
if ( !(input in cache) ) {
cache[ input ] = fn(input);
}
return cache[ input ];
};
};
// UTILITY FUNCTIONS
// Manual is faster than RegEx
// http://jsperf.com/whitespace-character/5
function isSpace(c) {
return (c === "\u0020" || // space
c === "\u0009" || // horizontal tab
c === "\u000A" || // new line
c === "\u000C" || // form feed
c === "\u000D"); // carriage return
}
/**
* gets a mediaquery and returns a boolean or gets a css length and returns a number
* @param css mediaqueries or css length
* @returns {boolean|number}
*
* based on: https://gist.github.com/jonathantneal/db4f77009b155f083738
*/
var evalCSS = (function() {
var regLength = /^([\d\.]+)(em|vw|px)$/;
var replace = function() {
var args = arguments, index = 0, string = args[0];
while (++index in args) {
string = string.replace(args[index], args[++index]);
}
return string;
};
var buildStr = memoize(function(css) {
return "return " + replace((css || "").toLowerCase(),
// interpret `and`
/\band\b/g, "&&",
// interpret `,`
/,/g, "||",
// interpret `min-` as >=
/min-([a-z-\s]+):/g, "e.$1>=",
// interpret `max-` as <=
/max-([a-z-\s]+):/g, "e.$1<=",
//calc value
/calc([^)]+)/g, "($1)",
// interpret css values
/(\d+[\.]*[\d]*)([a-z]+)/g, "($1 * e.$2)",
//make eval less evil
/^(?!(e.[a-z]|[0-9\.&=|><\+\-\*\(\)\/])).*/ig, ""
) + ";";
});
return function(css, length) {
var parsedLength;
if (!(css in cssCache)) {
cssCache[css] = false;
if (length && (parsedLength = css.match( regLength ))) {
cssCache[css] = parsedLength[ 1 ] * units[parsedLength[ 2 ]];
} else {
/*jshint evil:true */
try{
cssCache[css] = new Function("e", buildStr(css))(units);
} catch(e) {}
/*jshint evil:false */
}
}
return cssCache[css];
};
})();
var setResolution = function( candidate, sizesattr ) {
if ( candidate.w ) { // h = means height: || descriptor.type === 'h' do not handle yet...
candidate.cWidth = pf.calcListLength( sizesattr || "100vw" );
candidate.res = candidate.w / candidate.cWidth ;
} else {
candidate.res = candidate.d;
}
return candidate;
};
/**
*
* @param opt
*/
var picturefill = function( opt ) {
var elements, i, plen;
var options = opt || {};
if ( options.elements && options.elements.nodeType === 1 ) {
if ( options.elements.nodeName.toUpperCase() === "IMG" ) {
options.elements = [ options.elements ];
} else {
options.context = options.elements;
options.elements = null;
}
}
elements = options.elements || pf.qsa( (options.context || document), ( options.reevaluate || options.reselect ) ? pf.sel : pf.selShort );
if ( (plen = elements.length) ) {
pf.setupRun( options );
alreadyRun = true;
// Loop through all elements
for ( i = 0; i < plen; i++ ) {
pf.fillImg(elements[ i ], options);
}
pf.teardownRun( options );
}
};
/**
* outputs a warning for the developer
* @param {message}
* @type {Function}
*/
warn = ( window.console && console.warn ) ?
function( message ) {
console.warn( message );
} :
noop
;
if ( !(curSrcProp in image) ) {
curSrcProp = "src";
}
// Add support for standard mime types.
types[ "image/jpeg" ] = true;
types[ "image/gif" ] = true;
types[ "image/png" ] = true;
function detectTypeSupport( type, typeUri ) {
// based on Modernizr's lossless img-webp test
// note: asynchronous
var image = new window.Image();
image.onerror = function() {
types[ type ] = false;
picturefill();
};
image.onload = function() {
types[ type ] = image.width === 1;
picturefill();
};
image.src = typeUri;
return "pending";
}
// test svg support
types[ "image/svg+xml" ] = document.implementation.hasFeature( "http://wwwindow.w3.org/TR/SVG11/feature#Image", "1.1" );
/**
* updates the internal vW property with the current viewport width in px
*/
function updateMetrics() {
isVwDirty = false;
DPR = window.devicePixelRatio;
cssCache = {};
sizeLengthCache = {};
pf.DPR = DPR || 1;
units.width = Math.max(window.innerWidth || 0, docElem.clientWidth);
units.height = Math.max(window.innerHeight || 0, docElem.clientHeight);
units.vw = units.width / 100;
units.vh = units.height / 100;
evalId = [ units.height, units.width, DPR ].join("-");
units.em = pf.getEmValue();
units.rem = units.em;
}
function chooseLowRes( lowerValue, higherValue, dprValue, isCached ) {
var bonusFactor, tooMuch, bonus, meanDensity;
//experimental
if (cfg.algorithm === "saveData" ){
if ( lowerValue > 2.7 ) {
meanDensity = dprValue + 1;
} else {
tooMuch = higherValue - dprValue;
bonusFactor = Math.pow(lowerValue - 0.6, 1.5);
bonus = tooMuch * bonusFactor;
if (isCached) {
bonus += 0.1 * bonusFactor;
}
meanDensity = lowerValue + bonus;
}
} else {
meanDensity = (dprValue > 1) ?
Math.sqrt(lowerValue * higherValue) :
lowerValue;
}
return meanDensity > dprValue;
}
function applyBestCandidate( img ) {
var srcSetCandidates;
var matchingSet = pf.getSet( img );
var evaluated = false;
if ( matchingSet !== "pending" ) {
evaluated = evalId;
if ( matchingSet ) {
srcSetCandidates = pf.setRes( matchingSet );
pf.applySetCandidate( srcSetCandidates, img );
}
}
img[ pf.ns ].evaled = evaluated;
}
function ascendingSort( a, b ) {
return a.res - b.res;
}
function setSrcToCur( img, src, set ) {
var candidate;
if ( !set && src ) {
set = img[ pf.ns ].sets;
set = set && set[set.length - 1];
}
candidate = getCandidateForSrc(src, set);
if ( candidate ) {
src = pf.makeUrl(src);
img[ pf.ns ].curSrc = src;
img[ pf.ns ].curCan = candidate;
if ( !candidate.res ) {
setResolution( candidate, candidate.set.sizes );
}
}
return candidate;
}
function getCandidateForSrc( src, set ) {
var i, candidate, candidates;
if ( src && set ) {
candidates = pf.parseSet( set );
src = pf.makeUrl(src);
for ( i = 0; i < candidates.length; i++ ) {
if ( src === pf.makeUrl(candidates[ i ].url) ) {
candidate = candidates[ i ];
break;
}
}
}
return candidate;
}
function getAllSourceElements( picture, candidates ) {
var i, len, source, srcset;
// SPEC mismatch intended for size and perf:
// actually only source elements preceding the img should be used
// also note: don't use qsa here, because IE8 sometimes doesn't like source as the key part in a selector
var sources = picture.getElementsByTagName( "source" );
for ( i = 0, len = sources.length; i < len; i++ ) {
source = sources[ i ];
source[ pf.ns ] = true;
srcset = source.getAttribute( "srcset" );
// if source does not have a srcset attribute, skip
if ( srcset ) {
candidates.push( {
srcset: srcset,
media: source.getAttribute( "media" ),
type: source.getAttribute( "type" ),
sizes: source.getAttribute( "sizes" )
} );
}
}
}
/**
* Srcset Parser
* By Alex Bell | MIT License
*
* @returns Array [{url: _, d: _, w: _, h:_, set:_(????)}, ...]
*
* Based super duper closely on the reference algorithm at:
* https://html.spec.whatwg.org/multipage/embedded-content.html#parse-a-srcset-attribute
*/
// 1. Let input be the value passed to this algorithm.
// (TO-DO : Explain what "set" argument is here. Maybe choose a more
// descriptive & more searchable name. Since passing the "set" in really has
// nothing to do with parsing proper, I would prefer this assignment eventually
// go in an external fn.)
function parseSrcset(input, set) {
function collectCharacters(regEx) {
var chars,
match = regEx.exec(input.substring(pos));
if (match) {
chars = match[ 0 ];
pos += chars.length;
return chars;
}
}
var inputLength = input.length,
url,
descriptors,
currentDescriptor,
state,
c,
// 2. Let position be a pointer into input, initially pointing at the start
// of the string.
pos = 0,
// 3. Let candidates be an initially empty source set.
candidates = [];
/**
* Adds descriptor properties to a candidate, pushes to the candidates array
* @return undefined
*/
// (Declared outside of the while loop so that it's only created once.
// (This fn is defined before it is used, in order to pass JSHINT.
// Unfortunately this breaks the sequencing of the spec comments. :/ )
function parseDescriptors() {
// 9. Descriptor parser: Let error be no.
var pError = false,
// 10. Let width be absent.
// 11. Let density be absent.
// 12. Let future-compat-h be absent. (We're implementing it now as h)
w, d, h, i,
candidate = {},
desc, lastChar, value, intVal, floatVal;
// 13. For each descriptor in descriptors, run the appropriate set of steps
// from the following list:
for (i = 0 ; i < descriptors.length; i++) {
desc = descriptors[ i ];
lastChar = desc[ desc.length - 1 ];
value = desc.substring(0, desc.length - 1);
intVal = parseInt(value, 10);
floatVal = parseFloat(value);
// If the descriptor consists of a valid non-negative integer followed by
// a U+0077 LATIN SMALL LETTER W character
if (regexNonNegativeInteger.test(value) && (lastChar === "w")) {
// If width and density are not both absent, then let error be yes.
if (w || d) {pError = true;}
// Apply the rules for parsing non-negative integers to the descriptor.
// If the result is zero, let error be yes.
// Otherwise, let width be the result.
if (intVal === 0) {pError = true;} else {w = intVal;}
// If the descriptor consists of a valid floating-point number followed by
// a U+0078 LATIN SMALL LETTER X character
} else if (regexFloatingPoint.test(value) && (lastChar === "x")) {
// If width, density and future-compat-h are not all absent, then let error
// be yes.
if (w || d || h) {pError = true;}
// Apply the rules for parsing floating-point number values to the descriptor.
// If the result is less than zero, let error be yes. Otherwise, let density
// be the result.
if (floatVal < 0) {pError = true;} else {d = floatVal;}
// If the descriptor consists of a valid non-negative integer followed by
// a U+0068 LATIN SMALL LETTER H character
} else if (regexNonNegativeInteger.test(value) && (lastChar === "h")) {
// If height and density are not both absent, then let error be yes.
if (h || d) {pError = true;}
// Apply the rules for parsing non-negative integers to the descriptor.
// If the result is zero, let error be yes. Otherwise, let future-compat-h
// be the result.
if (intVal === 0) {pError = true;} else {h = intVal;}
// Anything else, Let error be yes.
} else {pError = true;}
} // (close step 13 for loop)
// 15. If error is still no, then append a new image source to candidates whose
// URL is url, associated with a width width if not absent and a pixel
// density density if not absent. Otherwise, there is a parse error.
if (!pError) {
candidate.url = url;
if (w) { candidate.w = w;}
if (d) { candidate.d = d;}
if (h) { candidate.h = h;}
if (!h && !d && !w) {candidate.d = 1;}
if (candidate.d === 1) {set.has1x = true;}
candidate.set = set;
candidates.push(candidate);
}
} // (close parseDescriptors fn)
/**
* Tokenizes descriptor properties prior to parsing
* Returns undefined.
* (Again, this fn is defined before it is used, in order to pass JSHINT.
* Unfortunately this breaks the logical sequencing of the spec comments. :/ )
*/
function tokenize() {
// 8.1. Descriptor tokeniser: Skip whitespace
collectCharacters(regexLeadingSpaces);
// 8.2. Let current descriptor be the empty string.
currentDescriptor = "";
// 8.3. Let state be in descriptor.
state = "in descriptor";
while (true) {
// 8.4. Let c be the character at position.
c = input.charAt(pos);
// Do the following depending on the value of state.
// For the purpose of this step, "EOF" is a special character representing
// that position is past the end of input.
// In descriptor
if (state === "in descriptor") {
// Do the following, depending on the value of c:
// Space character
// If current descriptor is not empty, append current descriptor to
// descriptors and let current descriptor be the empty string.
// Set state to after descriptor.
if (isSpace(c)) {
if (currentDescriptor) {
descriptors.push(currentDescriptor);
currentDescriptor = "";
state = "after descriptor";
}
// U+002C COMMA (,)
// Advance position to the next character in input. If current descriptor
// is not empty, append current descriptor to descriptors. Jump to the step
// labeled descriptor parser.
} else if (c === ",") {
pos += 1;
if (currentDescriptor) {
descriptors.push(currentDescriptor);
}
parseDescriptors();
return;
// U+0028 LEFT PARENTHESIS (()
// Append c to current descriptor. Set state to in parens.
} else if (c === "\u0028") {
currentDescriptor = currentDescriptor + c;
state = "in parens";
// EOF
// If current descriptor is not empty, append current descriptor to
// descriptors. Jump to the step labeled descriptor parser.
} else if (c === "") {
if (currentDescriptor) {
descriptors.push(currentDescriptor);
}
parseDescriptors();
return;
// Anything else
// Append c to current descriptor.
} else {
currentDescriptor = currentDescriptor + c;
}
// (end "in descriptor"
// In parens
} else if (state === "in parens") {
// U+0029 RIGHT PARENTHESIS ())
// Append c to current descriptor. Set state to in descriptor.
if (c === ")") {
currentDescriptor = currentDescriptor + c;
state = "in descriptor";
// EOF
// Append current descriptor to descriptors. Jump to the step labeled
// descriptor parser.
} else if (c === "") {
descriptors.push(currentDescriptor);
parseDescriptors();
return;
// Anything else
// Append c to current descriptor.
} else {
currentDescriptor = currentDescriptor + c;
}
// After descriptor
} else if (state === "after descriptor") {
// Do the following, depending on the value of c:
// Space character: Stay in this state.
if (isSpace(c)) {
// EOF: Jump to the step labeled descriptor parser.
} else if (c === "") {
parseDescriptors();
return;
// Anything else
// Set state to in descriptor. Set position to the previous character in input.
} else {
state = "in descriptor";
pos -= 1;
}
}
// Advance position to the next character in input.
pos += 1;
// Repeat this step.
} // (close while true loop)
}
// 4. Splitting loop: Collect a sequence of characters that are space
// characters or U+002C COMMA characters. If any U+002C COMMA characters
// were collected, that is a parse error.
while (true) {
collectCharacters(regexLeadingCommasOrSpaces);
// 5. If position is past the end of input, return candidates and abort these steps.
if (pos >= inputLength) {
return candidates; // (we're done, this is the sole return path)
}
// 6. Collect a sequence of characters that are not space characters,
// and let that be url.
url = collectCharacters(regexLeadingNotSpaces);
// 7. Let descriptors be a new empty list.
descriptors = [];
// 8. If url ends with a U+002C COMMA character (,), follow these substeps:
// (1). Remove all trailing U+002C COMMA characters from url. If this removed
// more than one character, that is a parse error.
if (url.slice(-1) === ",") {
url = url.replace(regexTrailingCommas, "");
// (Jump ahead to step 9 to skip tokenization and just push the candidate).
parseDescriptors();
// Otherwise, follow these substeps:
} else {
tokenize();
} // (close else of step 8)
// 16. Return to the step labeled splitting loop.
} // (Close of big while loop.)
}
/*
* Sizes Parser
*
* By Alex Bell | MIT License
*
* Non-strict but accurate and lightweight JS Parser for the string value <img sizes="here">
*
* Reference algorithm at:
* https://html.spec.whatwg.org/multipage/embedded-content.html#parse-a-sizes-attribute
*
* Most comments are copied in directly from the spec
* (except for comments in parens).
*
* Grammar is:
* <source-size-list> = <source-size># [ , <source-size-value> ]? | <source-size-value>
* <source-size> = <media-condition> <source-size-value>
* <source-size-value> = <length>
* http://www.w3.org/html/wg/drafts/html/master/embedded-content.html#attr-img-sizes
*
* E.g. "(max-width: 30em) 100vw, (max-width: 50em) 70vw, 100vw"
* or "(min-width: 30em), calc(30vw - 15px)" or just "30vw"
*
* Returns the first valid <css-length> with a media condition that evaluates to true,
* or "100vw" if all valid media conditions evaluate to false.
*
*/
function parseSizes(strValue) {
// (Percentage CSS lengths are not allowed in this case, to avoid confusion:
// https://html.spec.whatwg.org/multipage/embedded-content.html#valid-source-size-list
// CSS allows a single optional plus or minus sign:
// http://www.w3.org/TR/CSS2/syndata.html#numbers
// CSS is ASCII case-insensitive:
// http://www.w3.org/TR/CSS2/syndata.html#characters )
// Spec allows exponential notation for <number> type:
// http://dev.w3.org/csswg/css-values/#numbers
var regexCssLengthWithUnits = /^(?:[+-]?[0-9]+|[0-9]*\.[0-9]+)(?:[eE][+-]?[0-9]+)?(?:ch|cm|em|ex|in|mm|pc|pt|px|rem|vh|vmin|vmax|vw)$/i;
// (This is a quick and lenient test. Because of optional unlimited-depth internal
// grouping parens and strict spacing rules, this could get very complicated.)
var regexCssCalc = /^calc\((?:[0-9a-z \.\+\-\*\/\(\)]+)\)$/i;
var i;
var unparsedSizesList;
var unparsedSizesListLength;
var unparsedSize;
var lastComponentValue;
var size;
// UTILITY FUNCTIONS
// (Toy CSS parser. The goals here are:
// 1) expansive test coverage without the weight of a full CSS parser.
// 2) Avoiding regex wherever convenient.
// Quick tests: http://jsfiddle.net/gtntL4gr/3/
// Returns an array of arrays.)
function parseComponentValues(str) {
var chrctr;
var component = "";
var componentArray = [];
var listArray = [];
var parenDepth = 0;
var pos = 0;
var inComment = false;
function pushComponent() {
if (component) {
componentArray.push(component);
component = "";
}
}
function pushComponentArray() {
if (componentArray[0]) {
listArray.push(componentArray);
componentArray = [];
}
}
// (Loop forwards from the beginning of the string.)
while (true) {
chrctr = str.charAt(pos);
if (chrctr === "") { // ( End of string reached.)
pushComponent();
pushComponentArray();
return listArray;
} else if (inComment) {
if ((chrctr === "*") && (str[pos + 1] === "/")) { // (At end of a comment.)
inComment = false;
pos += 2;
pushComponent();
continue;
} else {
pos += 1; // (Skip all characters inside comments.)
continue;
}
} else if (isSpace(chrctr)) {
// (If previous character in loop was also a space, or if
// at the beginning of the string, do not add space char to
// component.)
if ( (str.charAt(pos - 1) && isSpace( str.charAt(pos - 1) ) ) || !component ) {
pos += 1;
continue;
} else if (parenDepth === 0) {
pushComponent();
pos +=1;
continue;
} else {
// (Replace any space character with a plain space for legibility.)
chrctr = " ";
}
} else if (chrctr === "(") {
parenDepth += 1;
} else if (chrctr === ")") {
parenDepth -= 1;
} else if (chrctr === ",") {
pushComponent();
pushComponentArray();
pos += 1;
continue;
} else if ( (chrctr === "/") && (str.charAt(pos + 1) === "*") ) {
inComment = true;
pos += 2;
continue;
}
component = component + chrctr;
pos += 1;
}
}
function isValidNonNegativeSourceSizeValue(s) {
if (regexCssLengthWithUnits.test(s) && (parseFloat(s) >= 0)) {return true;}
if (regexCssCalc.test(s)) {return true;}
// ( http://www.w3.org/TR/CSS2/syndata.html#numbers says:
// "-0 is equivalent to 0 and is not a negative number." which means that
// unitless zero and unitless negative zero must be accepted as special cases.)
if ((s === "0") || (s === "-0") || (s === "+0")) {return true;}
return false;
}
// When asked to parse a sizes attribute from an element, parse a
// comma-separated list of component values from the value of the element's
// sizes attribute (or the empty string, if the attribute is absent), and let
// unparsed sizes list be the result.
// http://dev.w3.org/csswg/css-syntax/#parse-comma-separated-list-of-component-values
unparsedSizesList = parseComponentValues(strValue);
unparsedSizesListLength = unparsedSizesList.length;
// For each unparsed size in unparsed sizes list:
for (i = 0; i < unparsedSizesListLength; i++) {
unparsedSize = unparsedSizesList[i];
// 1. Remove all consecutive <whitespace-token>s from the end of unparsed size.
// ( parseComponentValues() already omits spaces outside of parens. )
// If unparsed size is now empty, that is a parse error; continue to the next
// iteration of this algorithm.
// ( parseComponentValues() won't push an empty array. )
// 2. If the last component value in unparsed size is a valid non-negative
// <source-size-value>, let size be its value and remove the component value
// from unparsed size. Any CSS function other than the calc() function is
// invalid. Otherwise, there is a parse error; continue to the next iteration
// of this algorithm.
// http://dev.w3.org/csswg/css-syntax/#parse-component-value
lastComponentValue = unparsedSize[unparsedSize.length - 1];
if (isValidNonNegativeSourceSizeValue(lastComponentValue)) {
size = lastComponentValue;
unparsedSize.pop();
} else {
continue;
}
// 3. Remove all consecutive <whitespace-token>s from the end of unparsed
// size. If unparsed size is now empty, return size and exit this algorithm.
// If this was not the last item in unparsed sizes list, that is a parse error.
if (unparsedSize.length === 0) {
return size;
}
// 4. Parse the remaining component values in unparsed size as a
// <media-condition>. If it does not parse correctly, or it does parse
// correctly but the <media-condition> evaluates to false, continue to the
// next iteration of this algorithm.
// (Parsing all possible compound media conditions in JS is heavy, complicated,
// and the payoff is unclear. Is there ever an situation where the
// media condition parses incorrectly but still somehow evaluates to true?
// Can we just rely on the browser/polyfill to do it?)
unparsedSize = unparsedSize.join(" ");
if (!(pf.matchesMedia( unparsedSize ) ) ) {
continue;
}
// 5. Return size and exit this algorithm.
return size;
}
// If the above algorithm exhausts unparsed sizes list without returning a
// size value, return 100vw.
return "100vw";
}
// namespace
pf.ns = ("pf" + new Date().getTime()).substr(0, 9);
// srcset support test
pf.supSrcset = "srcset" in image;
pf.supSizes = "sizes" in image;
pf.supPicture = !!window.HTMLPictureElement;
if (pf.supSrcset && pf.supPicture && !pf.supSizes) {
(function(image2) {
image.srcset = "data:,a";
image2.src = "data:,a";
pf.supSrcset = image.complete === image2.complete;
pf.supPicture = pf.supSrcset && pf.supPicture;
})(document.createElement("img"));
}
// using pf.qsa instead of dom traversing does scale much better,
// especially on sites mixing responsive and non-responsive images
pf.selShort = "picture>img,img[srcset]";
pf.sel = pf.selShort;
pf.cfg = cfg;
if ( pf.supSrcset ) {
pf.sel += ",img[" + srcsetAttr + "]";
}
/**
* Shortcut property for `devicePixelRatio` ( for easy overriding in tests )
*/
pf.DPR = (DPR || 1 );
pf.u = units;
// container of supported mime types that one might need to qualify before using
pf.types = types;
alwaysCheckWDescriptor = pf.supSrcset && !pf.supSizes;
pf.setSize = noop;
/**
* Gets a string and returns the absolute URL
* @param src
* @returns {String} absolute URL
*/
pf.makeUrl = memoize(function(src) {
anchor.href = src;
return anchor.href;
});
/**
* Gets a DOM element or document and a selctor and returns the found matches
* Can be extended with jQuery/Sizzle for IE7 support
* @param context
* @param sel
* @returns {NodeList}
*/
pf.qsa = function(context, sel) {
return context.querySelectorAll(sel);
};
/**
* Shortcut method for matchMedia ( for easy overriding in tests )
* wether native or pf.mMQ is used will be decided lazy on first call
* @returns {boolean}
*/
pf.matchesMedia = function() {
if ( window.matchMedia && (matchMedia( "(min-width: 0.1em)" ) || {}).matches ) {
pf.matchesMedia = function( media ) {
return !media || ( matchMedia( media ).matches );
};
} else {
pf.matchesMedia = pf.mMQ;
}
return pf.matchesMedia.apply( this, arguments );
};
/**
* A simplified matchMedia implementation for IE8 and IE9
* handles only min-width/max-width with px or em values
* @param media
* @returns {boolean}
*/
pf.mMQ = function( media ) {
return media ? evalCSS(media) : true;
};
/**
* Returns the calculated length in css pixel from the given sourceSizeValue
* http://dev.w3.org/csswg/css-values-3/#length-value
* intended Spec mismatches:
* * Does not check for invalid use of CSS functions
* * Does handle a computed length of 0 the same as a negative and therefore invalid value
* @param sourceSizeValue
* @returns {Number}
*/
pf.calcLength = function( sourceSizeValue ) {
var value = evalCSS(sourceSizeValue, true) || false;
if (value < 0) {
value = false;
}
return value;
};
/**
* Takes a type string and checks if its supported
*/
pf.supportsType = function( type ) {
return ( type ) ? types[ type ] : true;
};
/**
* Parses a sourceSize into mediaCondition (media) and sourceSizeValue (length)
* @param sourceSizeStr
* @returns {*}
*/
pf.parseSize = memoize(function( sourceSizeStr ) {
var match = ( sourceSizeStr || "" ).match(regSize);
return {
media: match && match[1],
length: match && match[2]
};
});
pf.parseSet = function( set ) {
if ( !set.cands ) {
set.cands = parseSrcset(set.srcset, set);
}
return set.cands;
};
/**
* returns 1em in css px for html/body default size
* function taken from respondjs
* @returns {*|number}
*/
pf.getEmValue = function() {
var body;
if ( !eminpx && (body = document.body) ) {
var div = document.createElement( "div" ),
originalHTMLCSS = docElem.style.cssText,
originalBodyCSS = body.style.cssText;
div.style.cssText = baseStyle;
// 1em in a media query is the value of the default font size of the browser
// reset docElem and body to ensure the correct value is returned
docElem.style.cssText = fsCss;
body.style.cssText = fsCss;
body.appendChild( div );
eminpx = div.offsetWidth;
body.removeChild( div );
//also update eminpx before returning
eminpx = parseFloat( eminpx, 10 );
// restore the original values
docElem.style.cssText = originalHTMLCSS;
body.style.cssText = originalBodyCSS;
}
return eminpx || 16;
};
/**
* Takes a string of sizes and returns the width in pixels as a number
*/
pf.calcListLength = function( sourceSizeListStr ) {
// Split up source size list, ie ( max-width: 30em ) 100%, ( max-width: 50em ) 50%, 33%
//
// or (min-width:30em) calc(30% - 15px)
if ( !(sourceSizeListStr in sizeLengthCache) || cfg.uT ) {
var winningLength = pf.calcLength( parseSizes( sourceSizeListStr ) );
sizeLengthCache[ sourceSizeListStr ] = !winningLength ? units.width : winningLength;
}
return sizeLengthCache[ sourceSizeListStr ];
};
/**
* Takes a candidate object with a srcset property in the form of url/
* ex. "images/pic-medium.png 1x, images/pic-medium-2x.png 2x" or
* "images/pic-medium.png 400w, images/pic-medium-2x.png 800w" or
* "images/pic-small.png"
* Get an array of image candidates in the form of
* {url: "/foo/bar.png", resolution: 1}
* where resolution is http://dev.w3.org/csswg/css-values-3/#resolution-value
* If sizes is specified, res is calculated
*/
pf.setRes = function( set ) {
var candidates;
if ( set ) {
candidates = pf.parseSet( set );
for ( var i = 0, len = candidates.length; i < len; i++ ) {
setResolution( candidates[ i ], set.sizes );
}
}
return candidates;
};
pf.setRes.res = setResolution;
pf.applySetCandidate = function( candidates, img ) {
if ( !candidates.length ) {return;}
var candidate,
i,
j,
length,
bestCandidate,
curSrc,
curCan,
candidateSrc,
abortCurSrc;
var imageData = img[ pf.ns ];
var dpr = pf.DPR;
curSrc = imageData.curSrc || img[curSrcProp];
curCan = imageData.curCan || setSrcToCur(img, curSrc, candidates[0].set);
// if we have a current source, we might either become lazy or give this source some advantage
if ( curCan && curCan.set === candidates[ 0 ].set ) {
// if browser can abort image request and the image has a higher pixel density than needed
// and this image isn't downloaded yet, we skip next part and try to save bandwidth
abortCurSrc = (supportAbort && !img.complete && curCan.res - 0.1 > dpr);
if ( !abortCurSrc ) {
curCan.cached = true;
// if current candidate is "best", "better" or "okay",
// set it to bestCandidate
if ( curCan.res >= dpr ) {
bestCandidate = curCan;
}
}
}
if ( !bestCandidate ) {
candidates.sort( ascendingSort );
length = candidates.length;
bestCandidate = candidates[ length - 1 ];
for ( i = 0; i < length; i++ ) {
candidate = candidates[ i ];
if ( candidate.res >= dpr ) {
j = i - 1;
// we have found the perfect candidate,
// but let's improve this a little bit with some assumptions ;-)
if (candidates[ j ] &&
(abortCurSrc || curSrc !== pf.makeUrl( candidate.url )) &&
chooseLowRes(candidates[ j ].res, candidate.res, dpr, candidates[ j ].cached)) {
bestCandidate = candidates[ j ];
} else {
bestCandidate = candidate;
}
break;
}
}
}
if ( bestCandidate ) {
candidateSrc = pf.makeUrl( bestCandidate.url );
imageData.curSrc = candidateSrc;
imageData.curCan = bestCandidate;
if ( candidateSrc !== curSrc ) {
pf.setSrc( img, bestCandidate );
}
pf.setSize( img );
}
};
pf.setSrc = function( img, bestCandidate ) {
var origWidth;
img.src = bestCandidate.url;
// although this is a specific Safari issue, we don't want to take too much different code paths
if ( bestCandidate.set.type === "image/svg+xml" ) {
origWidth = img.style.width;
img.style.width = (img.offsetWidth + 1) + "px";
// next line only should trigger a repaint
// if... is only done to trick dead code removal
if ( img.offsetWidth + 1 ) {
img.style.width = origWidth;
}
}
};
pf.getSet = function( img ) {
var i, set, supportsType;
var match = false;
var sets = img [ pf.ns ].sets;
for ( i = 0; i < sets.length && !match; i++ ) {
set = sets[i];
if ( !set.srcset || !pf.matchesMedia( set.media ) || !(supportsType = pf.supportsType( set.type )) ) {
continue;
}
if ( supportsType === "pending" ) {
set = supportsType;
}
match = set;
break;
}
return match;
};
pf.parseSets = function( element, parent, options ) {
var srcsetAttribute, imageSet, isWDescripor, srcsetParsed;
var hasPicture = parent && parent.nodeName.toUpperCase() === "PICTURE";
var imageData = element[ pf.ns ];
if ( imageData.src === undefined || options.src ) {
imageData.src = getImgAttr.call( element, "src" );
if ( imageData.src ) {
setImgAttr.call( element, srcAttr, imageData.src );
} else {
removeImgAttr.call( element, srcAttr );
}
}
if ( imageData.srcset === undefined || options.srcset || !pf.supSrcset || element.srcset ) {
srcsetAttribute = getImgAttr.call( element, "srcset" );
imageData.srcset = srcsetAttribute;
srcsetParsed = true;
}
imageData.sets = [];
if ( hasPicture ) {
imageData.pic = true;
getAllSourceElements( parent, imageData.sets );
}
if ( imageData.srcset ) {
imageSet = {
srcset: imageData.srcset,
sizes: getImgAttr.call( element, "sizes" )
};
imageData.sets.push( imageSet );
isWDescripor = (alwaysCheckWDescriptor || imageData.src) && regWDesc.test(imageData.srcset || "");
// add normal src as candidate, if source has no w descriptor
if ( !isWDescripor && imageData.src && !getCandidateForSrc(imageData.src, imageSet) && !imageSet.has1x ) {
imageSet.srcset += ", " + imageData.src;
imageSet.cands.push({
url: imageData.src,
d: 1,
set: imageSet
});
}
} else if ( imageData.src ) {
imageData.sets.push( {
srcset: imageData.src,
sizes: null
} );
}
imageData.curCan = null;
imageData.curSrc = undefined;
// if img has picture or the srcset was removed or has a srcset and does not support srcset at all
// or has a w descriptor (and does not support sizes) set support to false to evaluate
imageData.supported = !( hasPicture || ( imageSet && !pf.supSrcset ) || isWDescripor );
if ( srcsetParsed && pf.supSrcset && !imageData.supported ) {
if ( srcsetAttribute ) {
setImgAttr.call( element, srcsetAttr, srcsetAttribute );
element.srcset = "";
} else {
removeImgAttr.call( element, srcsetAttr );
}
}
if (imageData.supported && !imageData.srcset && ((!imageData.src && element.src) || element.src !== pf.makeUrl(imageData.src))) {
if (imageData.src === null) {
element.removeAttribute("src");
} else {
element.src = imageData.src;
}
}
imageData.parsed = true;
};
pf.fillImg = function(element, options) {
var imageData;
var extreme = options.reselect || options.reevaluate;
// expando for caching data on the img
if ( !element[ pf.ns ] ) {
element[ pf.ns ] = {};
}
imageData = element[ pf.ns ];
// if the element has already been evaluated, skip it
// unless `options.reevaluate` is set to true ( this, for example,
// is set to true when running `picturefill` on `resize` ).
if ( !extreme && imageData.evaled === evalId ) {
return;
}
if ( !imageData.parsed || options.reevaluate ) {
pf.parseSets( element, element.parentNode, options );
}
if ( !imageData.supported ) {
applyBestCandidate( element );
} else {
imageData.evaled = evalId;
}
};
pf.setupRun = function() {
if ( !alreadyRun || isVwDirty || (DPR !== window.devicePixelRatio) ) {
updateMetrics();
}
};
// If picture is supported, well, that's awesome.
if ( pf.supPicture ) {
picturefill = noop;
pf.fillImg = noop;
} else {
// Set up picture polyfill by polling the document
(function() {
var isDomReady;
var regReady = window.attachEvent ? /d$|^c/ : /d$|^c|^i/;
var run = function() {
var readyState = document.readyState || "";
timerId = setTimeout(run, readyState === "loading" ? 200 : 999);
if ( document.body ) {
pf.fillImgs();
isDomReady = isDomReady || regReady.test(readyState);
if ( isDomReady ) {
clearTimeout( timerId );
}
}
};
var timerId = setTimeout(run, document.body ? 9 : 99);
// Also attach picturefill on resize and readystatechange
// http://modernjavascript.blogspot.com/2013/08/building-better-debounce.html
var debounce = function(func, wait) {
var timeout, timestamp;
var later = function() {
var last = (new Date()) - timestamp;
if (last < wait) {
timeout = setTimeout(later, wait - last);
} else {
timeout = null;
func();
}
};
return function() {
timestamp = new Date();
if (!timeout) {
timeout = setTimeout(later, wait);
}
};
};
var lastClientWidth = docElem.clientHeight;
var onResize = function() {
isVwDirty = Math.max(window.innerWidth || 0, docElem.clientWidth) !== units.width || docElem.clientHeight !== lastClientWidth;
lastClientWidth = docElem.clientHeight;
if ( isVwDirty ) {
pf.fillImgs();
}
};
on( window, "resize", debounce(onResize, 99 ) );
on( document, "readystatechange", run );
})();
}
pf.picturefill = picturefill;
//use this internally for easy monkey patching/performance testing
pf.fillImgs = picturefill;
pf.teardownRun = noop;
/* expose methods for testing */
picturefill._ = pf;
window.picturefillCFG = {
pf: pf,
push: function(args) {
var name = args.shift();
if (typeof pf[name] === "function") {
pf[name].apply(pf, args);
} else {
cfg[name] = args[0];
if (alreadyRun) {
pf.fillImgs( { reselect: true } );
}
}
}
};
while (setOptions && setOptions.length) {
window.picturefillCFG.push(setOptions.shift());
}
/* expose picturefill */
window.picturefill = picturefill;
/* expose picturefill */
if ( typeof module === "object" && typeof module.exports === "object" ) {
// CommonJS, just export
module.exports = picturefill;
} else if ( typeof define === "function" && define.amd ) {
// AMD support
define( "picturefill", function() { return picturefill; } );
}
// IE8 evals this sync, so it must be the last thing we do
if ( !pf.supPicture ) {
types[ "image/webp" ] = detectTypeSupport("image/webp", "data:image/webp;base64,UklGRkoAAABXRUJQVlA4WAoAAAAQAAAAAAAAAAAAQUxQSAwAAAABBxAR/Q9ERP8DAABWUDggGAAAADABAJ0BKgEAAQADADQlpAADcAD++/1QAA==" );
}
} )( window, document );
/*!
* jQuery.scrollTo
* Copyright (c) 2007-2015 Ariel Flesler - aflesler ○ gmail • com | http://flesler.blogspot.com
* Licensed under MIT
* http://flesler.blogspot.com/2007/10/jqueryscrollto.html
* @projectDescription Lightweight, cross-browser and highly customizable animated scrolling with jQuery
* @author Ariel Flesler
* @version 2.1.2
*/
;(function(factory) {
'use strict';
if (typeof define === 'function' && define.amd) {
// AMD
define(['jquery'], factory);
} else if (typeof module !== 'undefined' && module.exports) {
// CommonJS
module.exports = factory(require('jquery'));
} else {
// Global
factory(jQuery);
}
})(function($) {
'use strict';
var $scrollTo = $.scrollTo = function(target, duration, settings) {
return $(window).scrollTo(target, duration, settings);
};
$scrollTo.defaults = {
axis:'xy',
duration: 0,
limit:true
};
function isWin(elem) {
return !elem.nodeName ||
$.inArray(elem.nodeName.toLowerCase(), ['iframe','#document','html','body']) !== -1;
}
$.fn.scrollTo = function(target, duration, settings) {
if (typeof duration === 'object') {
settings = duration;
duration = 0;
}
if (typeof settings === 'function') {
settings = { onAfter:settings };
}
if (target === 'max') {
target = 9e9;
}
settings = $.extend({}, $scrollTo.defaults, settings);
// Speed is still recognized for backwards compatibility
duration = duration || settings.duration;
// Make sure the settings are given right
var queue = settings.queue && settings.axis.length > 1;
if (queue) {
// Let's keep the overall duration
duration /= 2;
}
settings.offset = both(settings.offset);
settings.over = both(settings.over);
return this.each(function() {
// Null target yields nothing, just like jQuery does
if (target === null) return;
var win = isWin(this),
elem = win ? this.contentWindow || window : this,
$elem = $(elem),
targ = target,
attr = {},
toff;
switch (typeof targ) {
// A number will pass the regex
case 'number':
case 'string':
if (/^([+-]=?)?\d+(\.\d+)?(px|%)?$/.test(targ)) {
targ = both(targ);
// We are done
break;
}
// Relative/Absolute selector
targ = win ? $(targ) : $(targ, elem);
/* falls through */
case 'object':
if (targ.length === 0) return;
// DOMElement / jQuery
if (targ.is || targ.style) {
// Get the real position of the target
toff = (targ = $(targ)).offset();
}
}
var offset = $.isFunction(settings.offset) && settings.offset(elem, targ) || settings.offset;
$.each(settings.axis.split(''), function(i, axis) {
var Pos = axis === 'x' ? 'Left' : 'Top',
pos = Pos.toLowerCase(),
key = 'scroll' + Pos,
prev = $elem[key](),
max = $scrollTo.max(elem, axis);
if (toff) {// jQuery / DOMElement
attr[key] = toff[pos] + (win ? 0 : prev - $elem.offset()[pos]);
// If it's a dom element, reduce the margin
if (settings.margin) {
attr[key] -= parseInt(targ.css('margin'+Pos), 10) || 0;
attr[key] -= parseInt(targ.css('border'+Pos+'Width'), 10) || 0;
}
attr[key] += offset[pos] || 0;
if (settings.over[pos]) {
// Scroll to a fraction of its width/height
attr[key] += targ[axis === 'x'?'width':'height']() * settings.over[pos];
}
} else {
var val = targ[pos];
// Handle percentage values
attr[key] = val.slice && val.slice(-1) === '%' ?
parseFloat(val) / 100 * max
: val;
}
// Number or 'number'
if (settings.limit && /^\d+$/.test(attr[key])) {
// Check the limits
attr[key] = attr[key] <= 0 ? 0 : Math.min(attr[key], max);
}
// Don't waste time animating, if there's no need.
if (!i && settings.axis.length > 1) {
if (prev === attr[key]) {
// No animation needed
attr = {};
} else if (queue) {
// Intermediate animation
animate(settings.onAfterFirst);
// Don't animate this axis again in the next iteration.
attr = {};
}
}
});
animate(settings.onAfter);
function animate(callback) {
var opts = $.extend({}, settings, {
// The queue setting conflicts with animate()
// Force it to always be true
queue: true,
duration: duration,
complete: callback && function() {
callback.call(elem, targ, settings);
}
});
$elem.animate(attr, opts);
}
});
};
// Max scrolling position, works on quirks mode
// It only fails (not too badly) on IE, quirks mode.
$scrollTo.max = function(elem, axis) {
var Dim = axis === 'x' ? 'Width' : 'Height',
scroll = 'scroll'+Dim;
if (!isWin(elem))
return elem[scroll] - $(elem)[Dim.toLowerCase()]();
var size = 'client' + Dim,
doc = elem.ownerDocument || elem.document,
html = doc.documentElement,
body = doc.body;
return Math.max(html[scroll], body[scroll]) - Math.min(html[size], body[size]);
};
function both(val) {
return $.isFunction(val) || $.isPlainObject(val) ? val : { top:val, left:val };
}
// Add special hooks so that window scroll properties can be animated
$.Tween.propHooks.scrollLeft =
$.Tween.propHooks.scrollTop = {
get: function(t) {
return $(t.elem)[t.prop]();
},
set: function(t) {
var curr = this.get(t);
// If interrupt is true and user scrolled, stop animating
if (t.options.interrupt && t._last && t._last !== curr) {
return $(t.elem).stop();
}
var next = Math.round(t.now);
// Don't waste CPU
// Browsers don't render floating point scroll
if (curr !== next) {
$(t.elem)[t.prop](next);
t._last = this.get(t);
}
}
};
// AMD requirement
return $scrollTo;
});
/*!
* jQuery.utresize
* @author UnitedThemes
* @version 1.0
*
*/
(function ($, sr) {
"use strict";
var debounce = function (func, threshold, execAsap) {
var timeout = '';
return function debounced() {
var obj = this, args = arguments;
function delayed() {
if (!execAsap) {
func.apply(obj, args);
}
timeout = null;
}
if (timeout) {
clearTimeout(timeout);
} else if (execAsap) {
func.apply(obj, args);
}
timeout = setTimeout(delayed, threshold || 100);
};
};
jQuery.fn[sr] = function(fn){ return fn ? this.on('resize', debounce(fn)) : this.trigger(sr); };
})(jQuery,'utresize');
/* Check if Element is in Viewport Plugin
================================================== */
jQuery.fn.isOnScreen = function(){
var win = jQuery(window);
var viewport = {
top : win.scrollTop(),
left : win.scrollLeft()
};
viewport.right = viewport.left + win.width();
viewport.bottom = viewport.top + win.height();
var bounds = this.offset();
bounds.right = bounds.left + this.outerWidth();
bounds.bottom = bounds.top + this.outerHeight();
return (!(viewport.right < bounds.left || viewport.left > bounds.right || viewport.bottom < bounds.top || viewport.top > bounds.bottom));
};
/*!
* jQuery.utresize_faster
* @author UnitedThemes
* @version 1.0
*
*/
(function ($, sr) {
"use strict";
var debounce = function (func, threshold, execAsap) {
var timeout = '';
return function debounced() {
var obj = this, args = arguments;
function delayed() {
if (!execAsap) {
func.apply(obj, args);
}
timeout = null;
}
if (timeout) {
clearTimeout(timeout);
} else if (execAsap) {
func.apply(obj, args);
}
timeout = setTimeout(delayed, threshold || 50);
};
};
jQuery.fn[sr] = function(fn){ return fn ? this.on('resize', debounce(fn)) : this.trigger(sr); };
})(jQuery,'utresize_fast');
/*
* jQuery Easing v1.4.0 - http://gsgd.co.uk/sandbox/jquery/easing/
* Open source under the BSD License.
* Copyright © 2008 George McGinley Smith
* All rights reserved.
* https://raw.github.com/gdsmith/jquery-easing/master/LICENSE
*/
(function (factory) {
if (typeof define === "function" && define.amd) {
define(['jquery'], function ($) {
return factory($);
});
} else if (typeof module === "object" && typeof module.exports === "object") {
exports = factory(require('jquery'));
} else {
factory(jQuery);
}
})(function($){
// Preserve the original jQuery "swing" easing as "jswing"
$.easing['jswing'] = $.easing['swing'];
var pow = Math.pow,
sqrt = Math.sqrt,
sin = Math.sin,
cos = Math.cos,
PI = Math.PI,
c1 = 1.70158,
c2 = c1 * 1.525,
c3 = c1 + 1,
c4 = ( 2 * PI ) / 3,
c5 = ( 2 * PI ) / 4.5;
// x is the fraction of animation progress, in the range 0..1
function bounceOut(x) {
var n1 = 7.5625,
d1 = 2.75;
if ( x < 1/d1 ) {
return n1*x*x;
} else if ( x < 2/d1 ) {
return n1*(x-=(1.5/d1))*x + 0.75;
} else if ( x < 2.5/d1 ) {
return n1*(x-=(2.25/d1))*x + 0.9375;
} else {
return n1*(x-=(2.625/d1))*x + 0.984375;
}
}
$.extend( $.easing,
{
def: 'easeOutQuad',
swing: function (x) {
return $.easing[$.easing.def](x);
},
easeInQuad: function (x) {
return x * x;
},
easeOutQuad: function (x) {
return 1 - ( 1 - x ) * ( 1 - x );
},
easeInOutQuad: function (x) {
return x < 0.5 ?
2 * x * x :
1 - pow( -2 * x + 2, 2 ) / 2;
},
easeInCubic: function (x) {
return x * x * x;
},
easeOutCubic: function (x) {
return 1 - pow( 1 - x, 3 );
},
easeInOutCubic: function (x) {
return x < 0.5 ?
4 * x * x * x :
1 - pow( -2 * x + 2, 3 ) / 2;
},
easeInQuart: function (x) {
return x * x * x * x;
},
easeOutQuart: function (x) {
return 1 - pow( 1 - x, 4 );
},
easeInOutQuart: function (x) {
return x < 0.5 ?
8 * x * x * x * x :
1 - pow( -2 * x + 2, 4 ) / 2;
},
easeInQuint: function (x) {
return x * x * x * x * x;
},
easeOutQuint: function (x) {
return 1 - pow( 1 - x, 5 );
},
easeInOutQuint: function (x) {
return x < 0.5 ?
16 * x * x * x * x * x :
1 - pow( -2 * x + 2, 5 ) / 2;
},
easeInSine: function (x) {
return 1 - cos( x * PI/2 );
},
easeOutSine: function (x) {
return sin( x * PI/2 );
},
easeInOutSine: function (x) {
return -( cos( PI * x ) - 1 ) / 2;
},
easeInExpo: function (x) {
return x === 0 ? 0 : pow( 2, 10 * x - 10 );
},
easeOutExpo: function (x) {
return x === 1 ? 1 : 1 - pow( 2, -10 * x );
},
easeInOutExpo: function (x) {
return x === 0 ? 0 : x === 1 ? 1 : x < 0.5 ?
pow( 2, 20 * x - 10 ) / 2 :
( 2 - pow( 2, -20 * x + 10 ) ) / 2;
},
easeInCirc: function (x) {
return 1 - sqrt( 1 - pow( x, 2 ) );
},
easeOutCirc: function (x) {
return sqrt( 1 - pow( x - 1, 2 ) );
},
easeInOutCirc: function (x) {
return x < 0.5 ?
( 1 - sqrt( 1 - pow( 2 * x, 2 ) ) ) / 2 :
( sqrt( 1 - pow( -2 * x + 2, 2 ) ) + 1 ) / 2;
},
easeInElastic: function (x) {
return x === 0 ? 0 : x === 1 ? 1 :
-pow( 2, 10 * x - 10 ) * sin( ( x * 10 - 10.75 ) * c4 );
},
easeOutElastic: function (x) {
return x === 0 ? 0 : x === 1 ? 1 :
pow( 2, -10 * x ) * sin( ( x * 10 - 0.75 ) * c4 ) + 1;
},
easeInOutElastic: function (x) {
return x === 0 ? 0 : x === 1 ? 1 : x < 0.5 ?
-( pow( 2, 20 * x - 10 ) * sin( ( 20 * x - 11.125 ) * c5 )) / 2 :
pow( 2, -20 * x + 10 ) * sin( ( 20 * x - 11.125 ) * c5 ) / 2 + 1;
},
easeInBack: function (x) {
return c3 * x * x * x - c1 * x * x;
},
easeOutBack: function (x) {
return 1 + c3 * pow( x - 1, 3 ) + c1 * pow( x - 1, 2 );
},
easeInOutBack: function (x) {
return x < 0.5 ?
( pow( 2 * x, 2 ) * ( ( c2 + 1 ) * 2 * x - c2 ) ) / 2 :
( pow( 2 * x - 2, 2 ) *( ( c2 + 1 ) * ( x * 2 - 2 ) + c2 ) + 2 ) / 2;
},
easeInBounce: function (x) {
return 1 - bounceOut( 1 - x );
},
easeOutBounce: bounceOut,
easeInOutBounce: function (x) {
return x < 0.5 ?
( 1 - bounceOut( 1 - 2 * x ) ) / 2 :
( 1 + bounceOut( 2 * x - 1 ) ) / 2;
}
});
});
/*!
* Lazy Load - jQuery plugin for lazy loading images
*
* Copyright (c) 2007-2015 Mika Tuupola
*
* Licensed under the MIT license:
* http://www.opensource.org/licenses/mit-license.php
*
* Project home:
* http://www.appelsiini.net/projects/lazyload
*
* Version: 1.9.7
*
*/
(function($, window, document, undefined) {
var $window = $(window);
$.fn.lazyload = function(options) {
var elements = this;
var $container;
var settings = {
threshold : 0,
failure_limit : 0,
event : "scroll",
effect : "show",
container : window,
data_attribute : "original",
skip_invisible : false,
appear : null,
load : null,
placeholder : "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"
};
function update() {
var counter = 0;
elements.each(function() {
var $this = $(this);
if (settings.skip_invisible && !$this.is(":visible")) {
return;
}
if ($.abovethetop(this, settings) ||
$.leftofbegin(this, settings)) {
/* Nothing. */
} else if (!$.belowthefold(this, settings) &&
!$.rightoffold(this, settings)) {
$this.trigger("appear");
/* if we found an image we'll load, reset the counter */
counter = 0;
} else {
if (++counter > settings.failure_limit) {
return false;
}
}
});
}
if(options) {
/* Maintain BC for a couple of versions. */
if (undefined !== options.failurelimit) {
options.failure_limit = options.failurelimit;
delete options.failurelimit;
}
if (undefined !== options.effectspeed) {
options.effect_speed = options.effectspeed;
delete options.effectspeed;
}
$.extend(settings, options);
}
/* Cache container as jQuery as object. */
$container = (settings.container === undefined ||
settings.container === window) ? $window : $(settings.container);
/* Fire one scroll event per scroll. Not one scroll event per image. */
if (0 === settings.event.indexOf("scroll")) {
$container.on(settings.event, function() {
return update();
});
}
this.each(function() {
var self = this;
var $self = $(self);
self.loaded = false;
/* If no src attribute given use data:uri. */
if ($self.attr("src") === undefined || $self.attr("src") === false) {
if ($self.is("img")) {
$self.attr("src", settings.placeholder);
}
}
/* When appear is triggered load original image. */
$self.one("appear", function() {
if (!this.loaded) {
if (settings.appear) {
var elements_left = elements.length;
settings.appear.call(self, elements_left, settings);
}
$("<img />")
.on("load", function() {
var original = $self.attr("data-" + settings.data_attribute);
$self.hide();
if ($self.is("img")) {
$self.attr("src", original);
} else {
$self.css({"background-image":"url('" + original + "')","background-size":"cover","background-position":"center center"});
}
//$self[settings.effect](settings.effect_speed);
self.loaded = true;
/* Remove image from array so it is not looped next time. */
var temp = $.grep(elements, function(element) {
return !element.loaded;
});
elements = $(temp);
if (settings.load) {
var elements_left = elements.length;
settings.load.call(self, elements_left, settings);
}
})
.attr("src", $self.attr("data-" + settings.data_attribute));
}
});
/* When wanted event is triggered load original image */
/* by triggering appear. */
if (0 !== settings.event.indexOf("scroll")) {
$self.on(settings.event, function() {
if (!self.loaded) {
$self.trigger("appear");
}
});
}
});
/* Check if something appears when window is resized. */
$window.on("resize", function() {
update();
});
/* With IOS5 force loading images when navigating with back button. */
/* Non optimal workaround. */
if ((/(?:iphone|ipod|ipad).*os 5/gi).test(navigator.appVersion)) {
$window.on("pageshow", function(event) {
if (event.originalEvent && event.originalEvent.persisted) {
elements.each(function() {
$(this).trigger("appear");
});
}
});
}
/* Force initial check if images should appear. */
$(document).ready(function() {
update();
});
return this;
};
/* Convenience methods in jQuery namespace. */
/* Use as $.belowthefold(element, {threshold : 100, container : window}) */
$.belowthefold = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = (window.innerHeight ? window.innerHeight : $window.height()) + $window.scrollTop();
} else {
fold = $(settings.container).offset().top + $(settings.container).height();
}
return fold <= $(element).offset().top - settings.threshold;
};
$.rightoffold = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.width() + $window.scrollLeft();
} else {
fold = $(settings.container).offset().left + $(settings.container).width();
}
return fold <= $(element).offset().left - settings.threshold;
};
$.abovethetop = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.scrollTop();
} else {
fold = $(settings.container).offset().top;
}
return fold >= $(element).offset().top + settings.threshold + $(element).height();
};
$.leftofbegin = function(element, settings) {
var fold;
if (settings.container === undefined || settings.container === window) {
fold = $window.scrollLeft();
} else {
fold = $(settings.container).offset().left;
}
return fold >= $(element).offset().left + settings.threshold + $(element).width();
};
$.inviewport = function(element, settings) {
return !$.rightoffold(element, settings) && !$.leftofbegin(element, settings) &&
!$.belowthefold(element, settings) && !$.abovethetop(element, settings);
};
/* Custom selectors for your convenience. */
/* Use as $("img:below-the-fold").something() or */
/* $("img").filter(":below-the-fold").something() which is faster */
$.extend($.expr[":"], {
"below-the-fold" : function(a) { return $.belowthefold(a, {threshold : 0}); },
"above-the-top" : function(a) { return !$.belowthefold(a, {threshold : 0}); },
"right-of-screen": function(a) { return $.rightoffold(a, {threshold : 0}); },
"left-of-screen" : function(a) { return !$.rightoffold(a, {threshold : 0}); },
"in-viewport" : function(a) { return $.inviewport(a, {threshold : 0}); },
/* Maintain BC for couple of versions. */
"above-the-fold" : function(a) { return !$.belowthefold(a, {threshold : 0}); },
"right-of-fold" : function(a) { return $.rightoffold(a, {threshold : 0}); },
"left-of-fold" : function(a) { return !$.rightoffold(a, {threshold : 0}); }
});
})(jQuery, window, document);
/*!
* jQuery Waypoints - v2.0.5
* Copyright (c) 2011-2014 Caleb Troughton
* Licensed under the MIT license.
* https://github.com/imakewebthings/jquery-waypoints/blob/master/licenses.txt
*/
(function() {
var __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; },
__slice = [].slice;
(function(root, factory) {
if (typeof define === 'function' && define.amd) {
return define('waypoints', ['jquery'], function($) {
return factory($, root);
});
} else {
return factory(root.jQuery, root);
}
})(window, function($, window) {
var $w, Context, Waypoint, allWaypoints, contextCounter, contextKey, contexts, isTouch, jQMethods, methods, resizeEvent, scrollEvent, waypointCounter, waypointKey, wp, wps;
$w = $(window);
isTouch = __indexOf.call(window, 'ontouchstart') >= 0;
allWaypoints = {
horizontal: {},
vertical: {}
};
contextCounter = 1;
contexts = {};
contextKey = 'waypoints-context-id';
resizeEvent = 'resize.waypoints';
scrollEvent = 'scroll.waypoints';
waypointCounter = 1;
waypointKey = 'waypoints-waypoint-ids';
wp = 'waypoint';
wps = 'waypoints';
Context = (function() {
function Context($element) {
var _this = this;
this.$element = $element;
this.element = $element[0];
this.didResize = false;
this.didScroll = false;
this.id = 'context' + contextCounter++;
this.oldScroll = {
x: $element.scrollLeft(),
y: $element.scrollTop()
};
this.waypoints = {
horizontal: {},
vertical: {}
};
this.element[contextKey] = this.id;
contexts[this.id] = this;
$element.on(scrollEvent, function() {
var scrollHandler;
if (!(_this.didScroll || isTouch)) {
_this.didScroll = true;
scrollHandler = function() {
_this.doScroll();
return _this.didScroll = false;
};
return window.setTimeout(scrollHandler, $[wps].settings.scrollThrottle);
}
});
$element.on(resizeEvent, function() {
var resizeHandler;
if (!_this.didResize) {
_this.didResize = true;
resizeHandler = function() {
$[wps]('refresh');
return _this.didResize = false;
};
return window.setTimeout(resizeHandler, $[wps].settings.resizeThrottle);
}
});
}
Context.prototype.doScroll = function() {
var axes,
_this = this;
axes = {
horizontal: {
newScroll: this.$element.scrollLeft(),
oldScroll: this.oldScroll.x,
forward: 'right',
backward: 'left'
},
vertical: {
newScroll: this.$element.scrollTop(),
oldScroll: this.oldScroll.y,
forward: 'down',
backward: 'up'
}
};
if (isTouch && (!axes.vertical.oldScroll || !axes.vertical.newScroll)) {
$[wps]('refresh');
}
$.each(axes, function(aKey, axis) {
var direction, isForward, triggered;
triggered = [];
isForward = axis.newScroll > axis.oldScroll;
direction = isForward ? axis.forward : axis.backward;
$.each(_this.waypoints[aKey], function(wKey, waypoint) {
var _ref, _ref1;
if ((axis.oldScroll < (_ref = waypoint.offset) && _ref <= axis.newScroll)) {
return triggered.push(waypoint);
} else if ((axis.newScroll < (_ref1 = waypoint.offset) && _ref1 <= axis.oldScroll)) {
return triggered.push(waypoint);
}
});
triggered.sort(function(a, b) {
return a.offset - b.offset;
});
if (!isForward) {
triggered.reverse();
}
return $.each(triggered, function(i, waypoint) {
if (waypoint.options.continuous || i === triggered.length - 1) {
return waypoint.trigger([direction]);
}
});
});
return this.oldScroll = {
x: axes.horizontal.newScroll,
y: axes.vertical.newScroll
};
};
Context.prototype.refresh = function() {
var axes, cOffset, isWin,
_this = this;
isWin = $.isWindow(this.element);
cOffset = this.$element.offset();
this.doScroll();
axes = {
horizontal: {
contextOffset: isWin ? 0 : cOffset.left,
contextScroll: isWin ? 0 : this.oldScroll.x,
contextDimension: this.$element.width(),
oldScroll: this.oldScroll.x,
forward: 'right',
backward: 'left',
offsetProp: 'left'
},
vertical: {
contextOffset: isWin ? 0 : cOffset.top,
contextScroll: isWin ? 0 : this.oldScroll.y,
contextDimension: isWin ? $[wps]('viewportHeight') : this.$element.height(),
oldScroll: this.oldScroll.y,
forward: 'down',
backward: 'up',
offsetProp: 'top'
}
};
return $.each(axes, function(aKey, axis) {
return $.each(_this.waypoints[aKey], function(i, waypoint) {
var adjustment, elementOffset, oldOffset, _ref, _ref1;
adjustment = waypoint.options.offset;
oldOffset = waypoint.offset;
elementOffset = $.isWindow(waypoint.element) ? 0 : waypoint.$element.offset()[axis.offsetProp];
if ($.isFunction(adjustment)) {
adjustment = adjustment.apply(waypoint.element);
} else if (typeof adjustment === 'string') {
adjustment = parseFloat(adjustment);
if (waypoint.options.offset.indexOf('%') > -1) {
adjustment = Math.ceil(axis.contextDimension * adjustment / 100);
}
}
waypoint.offset = elementOffset - axis.contextOffset + axis.contextScroll - adjustment;
if ((waypoint.options.onlyOnScroll && (oldOffset != null)) || !waypoint.enabled) {
return;
}
if (oldOffset !== null && (oldOffset < (_ref = axis.oldScroll) && _ref <= waypoint.offset)) {
return waypoint.trigger([axis.backward]);
} else if (oldOffset !== null && (oldOffset > (_ref1 = axis.oldScroll) && _ref1 >= waypoint.offset)) {
return waypoint.trigger([axis.forward]);
} else if (oldOffset === null && axis.oldScroll >= waypoint.offset) {
return waypoint.trigger([axis.forward]);
}
});
});
};
Context.prototype.checkEmpty = function() {
if ($.isEmptyObject(this.waypoints.horizontal) && $.isEmptyObject(this.waypoints.vertical)) {
this.$element.unbind([resizeEvent, scrollEvent].join(' '));
return delete contexts[this.id];
}
};
return Context;
})();
Waypoint = (function() {
function Waypoint($element, context, options) {
var idList, _ref;
if (options.offset === 'bottom-in-view') {
options.offset = function() {
var contextHeight;
contextHeight = $[wps]('viewportHeight');
if (!$.isWindow(context.element)) {
contextHeight = context.$element.height();
}
return contextHeight - $(this).outerHeight();
};
}
this.$element = $element;
this.element = $element[0];
this.axis = options.horizontal ? 'horizontal' : 'vertical';
this.callback = options.handler;
this.context = context;
this.enabled = options.enabled;
this.id = 'waypoints' + waypointCounter++;
this.offset = null;
this.options = options;
context.waypoints[this.axis][this.id] = this;
allWaypoints[this.axis][this.id] = this;
idList = (_ref = this.element[waypointKey]) != null ? _ref : [];
idList.push(this.id);
this.element[waypointKey] = idList;
}
Waypoint.prototype.trigger = function(args) {
if (!this.enabled) {
return;
}
if (this.callback != null) {
this.callback.apply(this.element, args);
}
if (this.options.triggerOnce) {
return this.destroy();
}
};
Waypoint.prototype.disable = function() {
return this.enabled = false;
};
Waypoint.prototype.enable = function() {
this.context.refresh();
return this.enabled = true;
};
Waypoint.prototype.destroy = function() {
delete allWaypoints[this.axis][this.id];
delete this.context.waypoints[this.axis][this.id];
return this.context.checkEmpty();
};
Waypoint.getWaypointsByElement = function(element) {
var all, ids;
ids = element[waypointKey];
if (!ids) {
return [];
}
all = $.extend({}, allWaypoints.horizontal, allWaypoints.vertical);
return $.map(ids, function(id) {
return all[id];
});
};
return Waypoint;
})();
methods = {
init: function(f, options) {
var _ref;
options = $.extend({}, $.fn[wp].defaults, options);
if ((_ref = options.handler) == null) {
options.handler = f;
}
this.each(function() {
var $this, context, contextElement, _ref1;
$this = $(this);
contextElement = (_ref1 = options.context) != null ? _ref1 : $.fn[wp].defaults.context;
if (!$.isWindow(contextElement)) {
contextElement = $this.closest(contextElement);
}
contextElement = $(contextElement);
context = contexts[contextElement[0][contextKey]];
if (!context) {
context = new Context(contextElement);
}
return new Waypoint($this, context, options);
});
$[wps]('refresh');
return this;
},
disable: function() {
return methods._invoke.call(this, 'disable');
},
enable: function() {
return methods._invoke.call(this, 'enable');
},
destroy: function() {
return methods._invoke.call(this, 'destroy');
},
prev: function(axis, selector) {
return methods._traverse.call(this, axis, selector, function(stack, index, waypoints) {
if (index > 0) {
return stack.push(waypoints[index - 1]);
}
});
},
next: function(axis, selector) {
return methods._traverse.call(this, axis, selector, function(stack, index, waypoints) {
if (index < waypoints.length - 1) {
return stack.push(waypoints[index + 1]);
}
});
},
_traverse: function(axis, selector, push) {
var stack, waypoints;
if (axis == null) {
axis = 'vertical';
}
if (selector == null) {
selector = window;
}
waypoints = jQMethods.aggregate(selector);
stack = [];
this.each(function() {
var index;
index = $.inArray(this, waypoints[axis]);
return push(stack, index, waypoints[axis]);
});
return this.pushStack(stack);
},
_invoke: function(method) {
this.each(function() {
var waypoints;
waypoints = Waypoint.getWaypointsByElement(this);
return $.each(waypoints, function(i, waypoint) {
waypoint[method]();
return true;
});
});
return this;
}
};
$.fn[wp] = function() {
var args, method;
method = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
if (methods[method]) {
return methods[method].apply(this, args);
} else if ($.isFunction(method)) {
return methods.init.apply(this, arguments);
} else if ($.isPlainObject(method)) {
return methods.init.apply(this, [null, method]);
} else if (!method) {
return $.error("jQuery Waypoints needs a callback function or handler option.");
} else {
return $.error("The " + method + " method does not exist in jQuery Waypoints.");
}
};
$.fn[wp].defaults = {
context: window,
continuous: true,
enabled: true,
horizontal: false,
offset: 0,
triggerOnce: false
};
jQMethods = {
refresh: function() {
return $.each(contexts, function(i, context) {
return context.refresh();
});
},
viewportHeight: function() {
var _ref;
return (_ref = window.innerHeight) != null ? _ref : $w.height();
},
aggregate: function(contextSelector) {
var collection, waypoints, _ref;
collection = allWaypoints;
if (contextSelector) {
collection = (_ref = contexts[$(contextSelector)[0][contextKey]]) != null ? _ref.waypoints : void 0;
}
if (!collection) {
return [];
}
waypoints = {
horizontal: [],
vertical: []
};
$.each(waypoints, function(axis, arr) {
$.each(collection[axis], function(key, waypoint) {
return arr.push(waypoint);
});
arr.sort(function(a, b) {
return a.offset - b.offset;
});
waypoints[axis] = $.map(arr, function(waypoint) {
return waypoint.element;
});
return waypoints[axis] = $.unique(waypoints[axis]);
});
return waypoints;
},
above: function(contextSelector) {
if (contextSelector == null) {
contextSelector = window;
}
return jQMethods._filter(contextSelector, 'vertical', function(context, waypoint) {
return waypoint.offset <= context.oldScroll.y;
});
},
below: function(contextSelector) {
if (contextSelector == null) {
contextSelector = window;
}
return jQMethods._filter(contextSelector, 'vertical', function(context, waypoint) {
return waypoint.offset > context.oldScroll.y;
});
},
left: function(contextSelector) {
if (contextSelector == null) {
contextSelector = window;
}
return jQMethods._filter(contextSelector, 'horizontal', function(context, waypoint) {
return waypoint.offset <= context.oldScroll.x;
});
},
right: function(contextSelector) {
if (contextSelector == null) {
contextSelector = window;
}
return jQMethods._filter(contextSelector, 'horizontal', function(context, waypoint) {
return waypoint.offset > context.oldScroll.x;
});
},
enable: function() {
return jQMethods._invoke('enable');
},
disable: function() {
return jQMethods._invoke('disable');
},
destroy: function() {
return jQMethods._invoke('destroy');
},
extendFn: function(methodName, f) {
return methods[methodName] = f;
},
_invoke: function(method) {
var waypoints;
waypoints = $.extend({}, allWaypoints.vertical, allWaypoints.horizontal);
return $.each(waypoints, function(key, waypoint) {
waypoint[method]();
return true;
});
},
_filter: function(selector, axis, test) {
var context, waypoints;
context = contexts[$(selector)[0][contextKey]];
if (!context) {
return [];
}
waypoints = [];
$.each(context.waypoints[axis], function(i, waypoint) {
if (test(context, waypoint)) {
return waypoints.push(waypoint);
}
});
waypoints.sort(function(a, b) {
return a.offset - b.offset;
});
return $.map(waypoints, function(waypoint) {
return waypoint.element;
});
}
};
$[wps] = function() {
var args, method;
method = arguments[0], args = 2 <= arguments.length ? __slice.call(arguments, 1) : [];
if (jQMethods[method]) {
return jQMethods[method].apply(null, args);
} else {
return jQMethods.aggregate.call(null, method);
}
};
$[wps].settings = {
resizeThrottle: 100,
scrollThrottle: 30
};
return $w.on('load.waypoints', function() {
return $[wps]('refresh');
});
});
}).call(this);
/**
* Copyright Marc J. Schmidt. See the LICENSE file at the top-level
* directory of this distribution and at
* https://github.com/marcj/css-element-queries/blob/master/LICENSE.
*/
(function (root, factory) {
if (typeof define === "function" && define.amd) {
define(factory);
} else if (typeof exports === "object") {
module.exports = factory();
} else {
root.ResizeSensor = factory();
}
}(this, function () {
// Only used for the dirty checking, so the event callback count is limted to max 1 call per fps per sensor.
// In combination with the event based resize sensor this saves cpu time, because the sensor is too fast and
// would generate too many unnecessary events.
var requestAnimationFrame = window.requestAnimationFrame ||
window.mozRequestAnimationFrame ||
window.webkitRequestAnimationFrame ||
function (fn) {
return window.setTimeout(fn, 20);
};
/**
* Iterate over each of the provided element(s).
*
* @param {HTMLElement|HTMLElement[]} elements
* @param {Function} callback
*/
function forEachElement(elements, callback){
var elementsType = Object.prototype.toString.call(elements);
var isCollectionTyped = ('[object Array]' === elementsType
|| ('[object NodeList]' === elementsType)
|| ('[object HTMLCollection]' === elementsType)
|| ('undefined' !== typeof jQuery && elements instanceof jQuery) //jquery
|| ('undefined' !== typeof Elements && elements instanceof Elements) //mootools
);
var i = 0, j = elements.length;
if (isCollectionTyped) {
for (; i < j; i++) {
callback(elements[i]);
}
} else {
callback(elements);
}
}
/**
* Class for dimension change detection.
*
* @param {Element|Element[]|Elements|jQuery} element
* @param {Function} callback
*
* @constructor
*/
var ResizeSensor = function(element, callback) {
/**
*
* @constructor
*/
function EventQueue() {
var q = [];
this.add = function(ev) {
q.push(ev);
};
var i, j;
this.call = function() {
for (i = 0, j = q.length; i < j; i++) {
q[i].call();
}
};
this.remove = function(ev) {
var newQueue = [];
for(i = 0, j = q.length; i < j; i++) {
if(q[i] !== ev) newQueue.push(q[i]);
}
q = newQueue;
}
this.length = function() {
return q.length;
}
}
/**
* @param {HTMLElement} element
* @param {String} prop
* @returns {String|Number}
*/
function getComputedStyle(element, prop) {
if (element.currentStyle) {
return element.currentStyle[prop];
} else if (window.getComputedStyle) {
return window.getComputedStyle(element, null).getPropertyValue(prop);
} else {
return element.style[prop];
}
}
/**
*
* @param {HTMLElement} element
* @param {Function} resized
*/
function attachResizeEvent(element, resized) {
if (!element.resizedAttached) {
element.resizedAttached = new EventQueue();
element.resizedAttached.add(resized);
} else if (element.resizedAttached) {
element.resizedAttached.add(resized);
return;
}
element.resizeSensor = document.createElement('div');
element.resizeSensor.className = 'resize-sensor';
var style = 'position: absolute; left: 0; top: 0; right: 0; bottom: 0; overflow: hidden; z-index: -1; visibility: hidden;';
var styleChild = 'position: absolute; left: 0; top: 0; transition: 0s;';
element.resizeSensor.style.cssText = style;
element.resizeSensor.innerHTML =
'<div class="resize-sensor-expand" style="' + style + '">' +
'<div style="' + styleChild + '"></div>' +
'</div>' +
'<div class="resize-sensor-shrink" style="' + style + '">' +
'<div style="' + styleChild + ' width: 200%; height: 200%"></div>' +
'</div>';
element.appendChild(element.resizeSensor);
if (getComputedStyle(element, 'position') == 'static') {
element.style.position = 'relative';
}
var expand = element.resizeSensor.childNodes[0];
var expandChild = expand.childNodes[0];
var shrink = element.resizeSensor.childNodes[1];
var reset = function() {
expandChild.style.width = 100000 + 'px';
expandChild.style.height = 100000 + 'px';
expand.scrollLeft = 100000;
expand.scrollTop = 100000;
shrink.scrollLeft = 100000;
shrink.scrollTop = 100000;
};
reset();
var dirty = false;
var dirtyChecking = function() {
if (!element.resizedAttached) return;
if (dirty) {
element.resizedAttached.call();
dirty = false;
}
requestAnimationFrame(dirtyChecking);
};
requestAnimationFrame(dirtyChecking);
var lastWidth, lastHeight;
var cachedWidth, cachedHeight; //useful to not query offsetWidth twice
var onScroll = function() {
if ((cachedWidth = element.offsetWidth) != lastWidth || (cachedHeight = element.offsetHeight) != lastHeight) {
dirty = true;
lastWidth = cachedWidth;
lastHeight = cachedHeight;
}
reset();
};
var addEvent = function(el, name, cb) {
if (el.attachEvent) {
el.attachEvent('on' + name, cb);
} else {
el.addEventListener(name, cb);
}
};
addEvent(expand, 'scroll', onScroll);
addEvent(shrink, 'scroll', onScroll);
}
forEachElement(element, function(elem){
attachResizeEvent(elem, callback);
});
this.detach = function(ev) {
ResizeSensor.detach(element, ev);
};
};
ResizeSensor.detach = function(element, ev) {
forEachElement(element, function(elem){
if(elem.resizedAttached && typeof ev == "function"){
elem.resizedAttached.remove(ev);
if(elem.resizedAttached.length()) return;
}
if (elem.resizeSensor) {
if (elem.contains(elem.resizeSensor)) {
elem.removeChild(elem.resizeSensor);
}
delete elem.resizeSensor;
delete elem.resizedAttached;
}
});
};
return ResizeSensor;
}));
/*
* jQuery Superfish Menu Plugin
* Copyright (c) 2013 Joel Birch
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*/
(function ($) {
"use strict";
var methods = (function () {
// private properties and methods go here
var c = {
bcClass: 'sf-breadcrumb',
menuClass: 'sf-js-enabled',
anchorClass: 'sf-with-ul',
menuArrowClass: 'sf-arrows'
},
ios = (function () {
var ios = /iPhone|iPad|iPod/i.test(navigator.userAgent);
if (ios) {
// iOS clicks only bubble as far as body children
$(window).on("load", function () {
$('body').children().on('click', $.noop);
});
}
return ios;
})(),
wp7 = (function () {
var style = document.documentElement.style;
return ('behavior' in style && 'fill' in style && /iemobile/i.test(navigator.userAgent));
})(),
toggleMenuClasses = function ($menu, o) {
var classes = c.menuClass;
if (o.cssArrows) {
classes += ' ' + c.menuArrowClass;
}
$menu.toggleClass(classes);
},
setPathToCurrent = function ($menu, o) {
return $menu.find('li.' + o.pathClass).slice(0, o.pathLevels)
.addClass(o.hoverClass + ' ' + c.bcClass)
.filter(function () {
return ($(this).children(o.popUpSelector).hide().show().length);
}).removeClass(o.pathClass);
},
toggleAnchorClass = function ($li) {
$li.children('a').toggleClass(c.anchorClass);
},
toggleTouchAction = function ($menu) {
var touchAction = $menu.css('ms-touch-action');
touchAction = (touchAction === 'pan-y') ? 'auto' : 'pan-y';
$menu.css('ms-touch-action', touchAction);
},
applyHandlers = function ($menu, o) {
var targets = 'li:has(' + o.popUpSelector + ')';
if ($.fn.hoverIntent && !o.disableHI) {
$menu.hoverIntent(over, out, targets);
}
else {
$menu
.on('mouseenter.superfish', targets, over)
.on('mouseleave.superfish', targets, out);
}
var touchevent = 'MSPointerDown.superfish';
if (!ios) {
touchevent += ' touchend.superfish';
}
if (wp7) {
touchevent += ' mousedown.superfish';
}
$menu
//.on('focusin.superfish', 'li', over)
//.on('focusout.superfish', 'li', out)
.on(touchevent, 'a', o, touchHandler);
},
touchHandler = function (e) {
var $this = $(this),
$ul = $this.siblings(e.data.popUpSelector);
if ($ul.length > 0 && $ul.is(':hidden')) {
$this.one('click.superfish', false);
if (e.type === 'MSPointerDown') {
$this.trigger('focus');
} else {
$.proxy(over, $this.parent('li'))();
}
}
},
over = function () {
var $this = $(this),
o = getOptions($this);
clearTimeout(o.sfTimer);
$this.siblings().superfish('hide').end().superfish('show');
},
out = function () {
var $this = $(this),
o = getOptions($this);
if (ios) {
$.proxy(close, $this, o)();
}
else {
clearTimeout(o.sfTimer);
o.sfTimer = setTimeout($.proxy(close, $this, o), o.delay);
}
},
close = function (o) {
o.retainPath = ($.inArray(this[0], o.$path) > -1);
this.superfish('hide');
if (!this.parents('.' + o.hoverClass).length) {
o.onIdle.call(getMenu(this));
if (o.$path.length) {
$.proxy(over, o.$path)();
}
}
},
getMenu = function ($el) {
return $el.closest('.' + c.menuClass);
},
getOptions = function ($el) {
return getMenu($el).data('sf-options');
};
return {
// public methods
hide: function (instant) {
if (this.length) {
var $this = this,
o = getOptions($this);
if (!o) {
return this;
}
var not = (o.retainPath === true) ? o.$path : '',
$ul = $this.find('li.' + o.hoverClass).add(this).not(not).removeClass(o.hoverClass).children(o.popUpSelector),
speed = o.speedOut;
if (instant) {
$ul.show();
speed = 0;
}
o.retainPath = false;
o.onBeforeHide.call($ul);
o.onHide.call($ul);
/*$ul.stop(true, true).animate(o.animationOut, speed, function () {
var $this = $(this);
o.onHide.call($this);
});*/
}
return this;
},
show: function () {
var o = getOptions(this);
if (!o) {
return this;
}
var $this = this.addClass(o.hoverClass),
$ul = $this.children(o.popUpSelector);
o.onBeforeShow.call($ul);
o.onShow.call($ul);
/*$ul.stop(true, true).animate(o.animation, o.speed, function () {
o.onShow.call($ul);
});*/
return this;
},
destroy: function () {
return this.each(function () {
var $this = $(this),
o = $this.data('sf-options'),
$hasPopUp;
if (!o) {
return false;
}
$hasPopUp = $this.find(o.popUpSelector).parent('li');
clearTimeout(o.sfTimer);
toggleMenuClasses($this, o);
toggleAnchorClass($hasPopUp);
toggleTouchAction($this);
// remove event handlers
$this.off('.superfish').off('.hoverIntent');
// clear animation's inline display style
$hasPopUp.children(o.popUpSelector).attr('style', function (i, style) {
return style.replace(/display[^;]+;?/g, '');
});
// reset 'current' path classes
o.$path.removeClass(o.hoverClass + ' ' + c.bcClass).addClass(o.pathClass);
$this.find('.' + o.hoverClass).removeClass(o.hoverClass);
o.onDestroy.call($this);
$this.removeData('sf-options');
});
},
init: function (op) {
return this.each(function () {
var $this = $(this);
if ($this.data('sf-options')) {
return false;
}
var o = $.extend({}, $.fn.superfish.defaults, op),
$hasPopUp = $this.find(o.popUpSelector).parent('li');
o.$path = setPathToCurrent($this, o);
$this.data('sf-options', o);
toggleMenuClasses($this, o);
toggleAnchorClass($hasPopUp);
toggleTouchAction($this);
applyHandlers($this, o);
$hasPopUp.not('.' + c.bcClass).superfish('hide', true);
o.onInit.call(this);
});
}
};
})();
$.fn.superfish = function (method, args) {
if (methods[method]) {
return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
}
else if (typeof method === 'object' || ! method) {
return methods.init.apply(this, arguments);
}
else {
return $.error('Method ' + method + ' does not exist on jQuery.fn.superfish');
}
};
$.fn.superfish.defaults = {
popUpSelector: 'ul,.sf-mega', // within menu context
hoverClass: 'sfHover',
pathClass: 'overrideThisToUse',
pathLevels: 1,
delay: 400,
animation: { opacity: 'show' },
animationOut: { opacity: 'hide' },
speed: 'normal',
speedOut: 'fast',
cssArrows: true,
disableHI: false,
onInit: $.noop,
onBeforeShow: $.noop,
onShow: $.noop,
onBeforeHide: $.noop,
onHide: $.noop,
onIdle: $.noop,
onDestroy: $.noop
};
// soon to be deprecated
$.fn.extend({
hideSuperfishUl: methods.hide,
showSuperfishUl: methods.show
});
})(jQuery);
/*!
* FitVids 1.1
*
* Copyright 2013, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
* Released under the WTFPL license - http://sam.zoy.org/wtfpl/
*
*/
(function( $ ){
"use strict";
$.fn.fitVids = function( options ) {
var settings = {
customSelector: null,
ignore: null,
};
if(!document.getElementById('fit-vids-style')) {
// appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
var head = document.head || document.getElementsByTagName('head')[0];
var css = '.fluid-width-video-wrapper{width:100%;position:relative;padding:0;}.fluid-width-video-wrapper iframe,.fluid-width-video-wrapper object,.fluid-width-video-wrapper embed {position:absolute;top:0;left:0;width:100%;height:100%;}';
var div = document.createElement('div');
div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
head.appendChild(div.childNodes[1]);
}
if ( options ) {
$.extend( settings, options );
}
return this.each(function(){
var selectors = [
"iframe[src*='player.vimeo.com']",
"iframe[src*='youtube.com']",
"iframe[src*='twitch.tv']",
"iframe[src*='youtube-nocookie.com']",
"iframe[src*='kickstarter.com'][src*='video.html']",
"object",
"embed"
];
if (settings.customSelector) {
selectors.push(settings.customSelector);
}
var ignoreList = '.fitvidsignore';
if(settings.ignore) {
ignoreList = ignoreList + ', ' + settings.ignore;
}
var $allVideos = $(this).find(selectors.join(','));
$allVideos = $allVideos.not("object object"); // SwfObj conflict patch
$allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.
$allVideos.each(function(){
var $this = $(this);
if( $this.hasClass('jwswf') || $this.hasClass('embed-pdf-viewer') ) {
return;
}
if($this.parents(ignoreList).length > 0) {
return; // Disable FitVids on this video.
}
if (this.tagName.toLowerCase() === 'embed' && $this.parent('object').length || $this.parent('.fluid-width-video-wrapper').length) { return; }
if ((!$this.css('height') && !$this.css('width')) && (isNaN($this.attr('height')) || isNaN($this.attr('width'))))
{
$this.attr('height', 9);
$this.attr('width', 16);
}
var height = ( this.tagName.toLowerCase() === 'object' || ($this.attr('height') && !isNaN(parseInt($this.attr('height'), 10))) ) ? parseInt($this.attr('height'), 10) : $this.height(),
width = !isNaN(parseInt($this.attr('width'), 10)) ? parseInt($this.attr('width'), 10) : $this.width(),
aspectRatio = height / width;
if(!$this.attr('id')){
var videoName = 'fitvid' + $.fn.fitVids._count;
$this.attr('name', videoName);
$.fn.fitVids._count++;
}
$this.wrap('<div class="fluid-width-video-wrapper"></div>').parent('.fluid-width-video-wrapper').css('padding-top', (aspectRatio * 100)+"%");
$this.removeAttr('height').removeAttr('width');
});
});
};
$.fn.fitVids._count = 0;
// Works with either jQuery or Zepto
})( window.jQuery || window.Zepto );
/*!
* VERSION: 2.1.3
* DATE: 2019-05-17
* UPDATES AND DOCS AT: http://greensock.com
*
* Includes all of the following: TweenLite, TweenMax, TimelineLite, TimelineMax, EasePack, CSSPlugin, RoundPropsPlugin, BezierPlugin, AttrPlugin, DirectionalRotationPlugin
*
* @license Copyright (c) 2008-2019, GreenSock. All rights reserved.
* This work is subject to the terms at http://greensock.com/standard-license or for
* Club GreenSock members, the software agreement that was issued with your membership.
*
* @author: Jack Doyle, jack@greensock.com
**/
var _gsScope="undefined"!=typeof module&&module.exports&&"undefined"!=typeof global?global:this||window;(_gsScope._gsQueue||(_gsScope._gsQueue=[])).push(function(){"use strict";_gsScope._gsDefine("TweenMax",["core.Animation","core.SimpleTimeline","TweenLite"],function(a,b,c){var d=function(a){var b,c=[],d=a.length;for(b=0;b!==d;c.push(a[b++]));return c},e=function(a,b,c){var d,e,f=a.cycle;for(d in f)e=f[d],a[d]="function"==typeof e?e(c,b[c],b):e[c%e.length];delete a.cycle},f=function(a){if("function"==typeof a)return a;var b="object"==typeof a?a:{each:a},c=b.ease,d=b.from||0,e=b.base||0,f={},g=isNaN(d),h=b.axis,i={center:.5,end:1}[d]||0;return function(a,j,k){var l,m,n,o,p,q,r,s,t,u=(k||b).length,v=f[u];if(!v){if(t="auto"===b.grid?0:(b.grid||[1/0])[0],!t){for(r=-(1/0);r<(r=k[t++].getBoundingClientRect().left)&&u>t;);t--}for(v=f[u]=[],l=g?Math.min(t,u)*i-.5:d%t,m=g?u*i/t-.5:d/t|0,r=0,s=1/0,q=0;u>q;q++)n=q%t-l,o=m-(q/t|0),v[q]=p=h?Math.abs("y"===h?o:n):Math.sqrt(n*n+o*o),p>r&&(r=p),s>p&&(s=p);v.max=r-s,v.min=s,v.v=u=b.amount||b.each*(t>u?u-1:h?"y"===h?u/t:t:Math.max(t,u/t))||0,v.b=0>u?e-u:e}return u=(v[a]-v.min)/v.max,v.b+(c?c.getRatio(u):u)*v.v}},g=function(a,b,d){c.call(this,a,b,d),this._cycle=0,this._yoyo=this.vars.yoyo===!0||!!this.vars.yoyoEase,this._repeat=this.vars.repeat||0,this._repeatDelay=this.vars.repeatDelay||0,this._repeat&&this._uncache(!0),this.render=g.prototype.render},h=1e-8,i=c._internals,j=i.isSelector,k=i.isArray,l=g.prototype=c.to({},.1,{}),m=[];g.version="2.1.3",l.constructor=g,l.kill()._gc=!1,g.killTweensOf=g.killDelayedCallsTo=c.killTweensOf,g.getTweensOf=c.getTweensOf,g.lagSmoothing=c.lagSmoothing,g.ticker=c.ticker,g.render=c.render,g.distribute=f,l.invalidate=function(){return this._yoyo=this.vars.yoyo===!0||!!this.vars.yoyoEase,this._repeat=this.vars.repeat||0,this._repeatDelay=this.vars.repeatDelay||0,this._yoyoEase=null,this._uncache(!0),c.prototype.invalidate.call(this)},l.updateTo=function(a,b){var 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instanceof Ease?o:Ease.map[o]:(o=p.vars.ease,p._yoyoEase=o=o?o instanceof Ease?o:"function"==typeof o?new Ease(o,p.vars.easeParams):Ease.map[o]||c.defaultEase:c.defaultEase)),p.ratio=o?1-o.getRatio((u-p._time)/u):0)),p._time>u?p._time=u:p._time<0&&(p._time=0)),p._easeType&&!o?(k=p._time/u,l=p._easeType,m=p._easePower,(1===l||3===l&&k>=.5)&&(k=1-k),3===l&&(k*=2),1===m?k*=k:2===m?k*=k*k:3===m?k*=k*k*k:4===m&&(k*=k*k*k*k),p.ratio=1===l?1-k:2===l?k:p._time/u<.5?k/2:1-k/2):o||(p.ratio=p._ease.getRatio(p._time/u))),r===p._time&&!d&&t===p._cycle)return void(s!==p._totalTime&&p._onUpdate&&(b||p._callback("onUpdate")));if(!p._initted){if(p._init(),!p._initted||p._gc)return;if(!d&&p._firstPT&&(p.vars.lazy!==!1&&p._duration||p.vars.lazy&&!p._duration))return 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