File: /home/elrashedytravel/www/wp-content/themes/reviewnews/assets/slick/js/slick.js
/*
_ _ _ _
___| (_) ___| | __ (_)___
/ __| | |/ __| |/ / | / __|
\__ \ | | (__| < _ | \__ \
|___/_|_|\___|_|\_(_)/ |___/
|__/
Version: 1.8.0
Author: Ken Wheeler
Website: http://kenwheeler.github.io
Docs: http://kenwheeler.github.io/slick
Repo: http://github.com/kenwheeler/slick
Issues: http://github.com/kenwheeler/slick/issues
*/
/* global window, document, define, jQuery, setInterval, clearInterval */
(function (factory) {
'use strict';
if (typeof define === 'function' && define.amd) {
define(['jquery'], factory);
} else if (typeof exports !== 'undefined') {
module.exports = factory(require('jquery'));
} else {
factory(jQuery);
}
})(function ($) {
'use strict';
var Slick = window.Slick || {};
Slick = (function () {
var instanceUid = 0;
function Slick(element, settings) {
var _ = this,
dataSettings;
_.defaults = {
accessibility: true,
adaptiveHeight: false,
appendArrows: $(element),
appendDots: $(element),
arrows: true,
asNavFor: null,
prevArrow:
'<button class="slick-prev" aria-label="Previous" type="button">Previous</button>',
nextArrow:
'<button class="slick-next" aria-label="Next" type="button">Next</button>',
autoplay: false,
autoplaySpeed: 3000,
centerMode: false,
centerPadding: '50px',
cssEase: 'ease',
customPaging: function (slider, i) {
return $('<button type="button" />').text(i + 1);
},
dots: false,
dotsClass: 'slick-dots',
draggable: true,
easing: 'linear',
edgeFriction: 0.35,
fade: false,
focusOnSelect: false,
focusOnChange: false,
infinite: true,
initialSlide: 0,
lazyLoad: 'ondemand',
mobileFirst: false,
pauseOnHover: true,
pauseOnFocus: true,
pauseOnDotsHover: false,
respondTo: 'window',
responsive: null,
rows: 1,
rtl: false,
slide: '',
slidesPerRow: 1,
slidesToShow: 1,
slidesToScroll: 1,
speed: 500,
swipe: true,
swipeToSlide: false,
touchMove: true,
touchThreshold: 5,
useCSS: true,
useTransform: true,
variableWidth: false,
vertical: false,
verticalSwiping: false,
waitForAnimate: true,
zIndex: 1000,
};
_.initials = {
animating: false,
dragging: false,
autoPlayTimer: null,
currentDirection: 0,
currentLeft: null,
currentSlide: 0,
direction: 1,
$dots: null,
listWidth: null,
listHeight: null,
loadIndex: 0,
$nextArrow: null,
$prevArrow: null,
scrolling: false,
slideCount: null,
slideWidth: null,
$slideTrack: null,
$slides: null,
sliding: false,
slideOffset: 0,
swipeLeft: null,
swiping: false,
$list: null,
touchObject: {},
transformsEnabled: false,
unslicked: false,
};
$.extend(_, _.initials);
_.activeBreakpoint = null;
_.animType = null;
_.animProp = null;
_.breakpoints = [];
_.breakpointSettings = [];
_.cssTransitions = false;
_.focussed = false;
_.interrupted = false;
_.hidden = 'hidden';
_.paused = true;
_.positionProp = null;
_.respondTo = null;
_.rowCount = 1;
_.shouldClick = true;
_.$slider = $(element);
_.$slidesCache = null;
_.transformType = null;
_.transitionType = null;
_.visibilityChange = 'visibilitychange';
_.windowWidth = 0;
_.windowTimer = null;
dataSettings = $(element).data('slick') || {};
_.options = $.extend({}, _.defaults, settings, dataSettings);
_.currentSlide = _.options.initialSlide;
_.originalSettings = _.options;
if (typeof document.mozHidden !== 'undefined') {
_.hidden = 'mozHidden';
_.visibilityChange = 'mozvisibilitychange';
} else if (typeof document.webkitHidden !== 'undefined') {
_.hidden = 'webkitHidden';
_.visibilityChange = 'webkitvisibilitychange';
}
_.autoPlay = $.proxy(_.autoPlay, _);
_.autoPlayClear = $.proxy(_.autoPlayClear, _);
_.autoPlayIterator = $.proxy(_.autoPlayIterator, _);
_.changeSlide = $.proxy(_.changeSlide, _);
_.clickHandler = $.proxy(_.clickHandler, _);
_.selectHandler = $.proxy(_.selectHandler, _);
_.setPosition = $.proxy(_.setPosition, _);
_.swipeHandler = $.proxy(_.swipeHandler, _);
_.dragHandler = $.proxy(_.dragHandler, _);
_.keyHandler = $.proxy(_.keyHandler, _);
_.instanceUid = instanceUid++;
// A simple way to check for HTML strings
// Strict HTML recognition (must start with <)
// Extracted from jQuery v1.11 source
_.htmlExpr = /^(?:\s*(<[\w\W]+>)[^>]*)$/;
_.registerBreakpoints();
_.init(true);
}
return Slick;
})();
Slick.prototype.activateADA = function () {
var _ = this;
_.$slideTrack
.find('.slick-active')
.attr({
'aria-hidden': 'false',
})
.find('a, input, button, select')
.attr({
tabindex: '0',
});
};
Slick.prototype.addSlide = Slick.prototype.slickAdd = function (
markup,
index,
addBefore
) {
var _ = this;
if (typeof index === 'boolean') {
addBefore = index;
index = null;
} else if (index < 0 || index >= _.slideCount) {
return false;
}
_.unload();
if (typeof index === 'number') {
if (index === 0 && _.$slides.length === 0) {
$(markup).appendTo(_.$slideTrack);
} else if (addBefore) {
$(markup).insertBefore(_.$slides.eq(index));
} else {
$(markup).insertAfter(_.$slides.eq(index));
}
} else {
if (addBefore === true) {
$(markup).prependTo(_.$slideTrack);
} else {
$(markup).appendTo(_.$slideTrack);
}
}
_.$slides = _.$slideTrack.children(this.options.slide);
_.$slideTrack.children(this.options.slide).detach();
_.$slideTrack.append(_.$slides);
_.$slides.each(function (index, element) {
$(element).attr('data-slick-index', index);
});
_.$slidesCache = _.$slides;
_.reinit();
};
Slick.prototype.animateHeight = function () {
var _ = this;
if (
_.options.slidesToShow === 1 &&
_.options.adaptiveHeight === true &&
_.options.vertical === false
) {
var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
_.$list.animate(
{
height: targetHeight,
},
_.options.speed
);
}
};
Slick.prototype.animateSlide = function (targetLeft, callback) {
var animProps = {},
_ = this;
_.animateHeight();
if (_.options.rtl === true && _.options.vertical === false) {
targetLeft = -targetLeft;
}
if (_.transformsEnabled === false) {
if (_.options.vertical === false) {
_.$slideTrack.animate(
{
left: targetLeft,
},
_.options.speed,
_.options.easing,
callback
);
} else {
_.$slideTrack.animate(
{
top: targetLeft,
},
_.options.speed,
_.options.easing,
callback
);
}
} else {
if (_.cssTransitions === false) {
if (_.options.rtl === true) {
_.currentLeft = -_.currentLeft;
}
$({
animStart: _.currentLeft,
}).animate(
{
animStart: targetLeft,
},
{
duration: _.options.speed,
easing: _.options.easing,
step: function (now) {
now = Math.ceil(now);
if (_.options.vertical === false) {
animProps[_.animType] = 'translate(' + now + 'px, 0px)';
_.$slideTrack.css(animProps);
} else {
animProps[_.animType] = 'translate(0px,' + now + 'px)';
_.$slideTrack.css(animProps);
}
},
complete: function () {
if (callback) {
callback.call();
}
},
}
);
} else {
_.applyTransition();
targetLeft = Math.ceil(targetLeft);
if (_.options.vertical === false) {
animProps[_.animType] = 'translate3d(' + targetLeft + 'px, 0px, 0px)';
} else {
animProps[_.animType] = 'translate3d(0px,' + targetLeft + 'px, 0px)';
}
_.$slideTrack.css(animProps);
if (callback) {
setTimeout(function () {
_.disableTransition();
callback.call();
}, _.options.speed);
}
}
}
};
Slick.prototype.getNavTarget = function () {
var _ = this,
asNavFor = _.options.asNavFor;
if (asNavFor && asNavFor !== null) {
asNavFor = $(asNavFor).not(_.$slider);
}
return asNavFor;
};
Slick.prototype.asNavFor = function (index) {
var _ = this,
asNavFor = _.getNavTarget();
if (asNavFor !== null && typeof asNavFor === 'object') {
asNavFor.each(function () {
var target = $(this).slick('getSlick');
if (!target.unslicked) {
target.slideHandler(index, true);
}
});
}
};
Slick.prototype.applyTransition = function (slide) {
var _ = this,
transition = {};
if (_.options.fade === false) {
transition[_.transitionType] =
_.transformType + ' ' + _.options.speed + 'ms ' + _.options.cssEase;
} else {
transition[_.transitionType] =
'opacity ' + _.options.speed + 'ms ' + _.options.cssEase;
}
if (_.options.fade === false) {
_.$slideTrack.css(transition);
} else {
_.$slides.eq(slide).css(transition);
}
};
Slick.prototype.autoPlay = function () {
var _ = this;
_.autoPlayClear();
if (_.slideCount > _.options.slidesToShow) {
_.autoPlayTimer = setInterval(
_.autoPlayIterator,
_.options.autoplaySpeed
);
}
};
Slick.prototype.autoPlayClear = function () {
var _ = this;
if (_.autoPlayTimer) {
clearInterval(_.autoPlayTimer);
}
};
Slick.prototype.autoPlayIterator = function () {
var _ = this,
slideTo = _.currentSlide + _.options.slidesToScroll;
if (!_.paused && !_.interrupted && !_.focussed) {
if (_.options.infinite === false) {
if (_.direction === 1 && _.currentSlide + 1 === _.slideCount - 1) {
_.direction = 0;
} else if (_.direction === 0) {
slideTo = _.currentSlide - _.options.slidesToScroll;
if (_.currentSlide - 1 === 0) {
_.direction = 1;
}
}
}
_.slideHandler(slideTo);
}
};
Slick.prototype.buildArrows = function () {
var _ = this;
if (_.options.arrows === true) {
_.$prevArrow = $(_.options.prevArrow).addClass('slick-arrow');
_.$nextArrow = $(_.options.nextArrow).addClass('slick-arrow');
if (_.slideCount > _.options.slidesToShow) {
_.$prevArrow
.removeClass('slick-hidden')
.removeAttr('aria-hidden tabindex');
_.$nextArrow
.removeClass('slick-hidden')
.removeAttr('aria-hidden tabindex');
if (_.htmlExpr.test(_.options.prevArrow)) {
_.$prevArrow.prependTo(_.options.appendArrows);
}
if (_.htmlExpr.test(_.options.nextArrow)) {
_.$nextArrow.appendTo(_.options.appendArrows);
}
if (_.options.infinite !== true) {
_.$prevArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
}
} else {
_.$prevArrow
.add(_.$nextArrow)
.addClass('slick-hidden')
.attr({
'aria-disabled': 'true',
tabindex: '-1',
});
}
}
};
Slick.prototype.buildDots = function () {
var _ = this,
i,
dot;
if (_.options.dots === true) {
_.$slider.addClass('slick-dotted');
dot = $('<ul />').addClass(_.options.dotsClass);
for (i = 0; i <= _.getDotCount(); i += 1) {
dot.append($('<li />').append(_.options.customPaging.call(this, _, i)));
}
_.$dots = dot.appendTo(_.options.appendDots);
_.$dots.find('li').first().addClass('slick-active');
}
};
Slick.prototype.buildOut = function () {
var _ = this;
_.$slides = _.$slider
.children(_.options.slide + ':not(.slick-cloned)')
.addClass('slick-slide');
_.slideCount = _.$slides.length;
_.$slides.each(function (index, element) {
$(element)
.attr('data-slick-index', index)
.data('originalStyling', $(element).attr('style') || '');
});
_.$slider.addClass('slick-slider');
_.$slideTrack =
_.slideCount === 0
? $('<div class="slick-track"/>').appendTo(_.$slider)
: _.$slides.wrapAll('<div class="slick-track"/>').parent();
_.$list = _.$slideTrack.wrap('<div class="slick-list"/>').parent();
_.$slideTrack.css('opacity', 0);
if (_.options.centerMode === true || _.options.swipeToSlide === true) {
_.options.slidesToScroll = 1;
}
$('img[data-lazy]', _.$slider).not('[src]').addClass('slick-loading');
_.setupInfinite();
_.buildArrows();
_.buildDots();
_.updateDots();
_.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);
if (_.options.draggable === true) {
_.$list.addClass('draggable');
}
};
Slick.prototype.buildRows = function () {
var _ = this,
a,
b,
c,
newSlides,
numOfSlides,
originalSlides,
slidesPerSection;
newSlides = document.createDocumentFragment();
originalSlides = _.$slider.children();
if (_.options.rows > 1) {
slidesPerSection = _.options.slidesPerRow * _.options.rows;
numOfSlides = Math.ceil(originalSlides.length / slidesPerSection);
for (a = 0; a < numOfSlides; a++) {
var slide = document.createElement('div');
for (b = 0; b < _.options.rows; b++) {
var row = document.createElement('div');
for (c = 0; c < _.options.slidesPerRow; c++) {
var target =
a * slidesPerSection + (b * _.options.slidesPerRow + c);
if (originalSlides.get(target)) {
row.appendChild(originalSlides.get(target));
}
}
slide.appendChild(row);
}
newSlides.appendChild(slide);
}
_.$slider.empty().append(newSlides);
_.$slider
.children()
.children()
.children()
.css({
width: 100 / _.options.slidesPerRow + '%',
display: 'inline-block',
});
}
};
Slick.prototype.checkResponsive = function (initial, forceUpdate) {
var _ = this,
breakpoint,
targetBreakpoint,
respondToWidth,
triggerBreakpoint = false;
var sliderWidth = _.$slider.width();
var windowWidth = window.innerWidth || $(window).width();
if (_.respondTo === 'window') {
respondToWidth = windowWidth;
} else if (_.respondTo === 'slider') {
respondToWidth = sliderWidth;
} else if (_.respondTo === 'min') {
respondToWidth = Math.min(windowWidth, sliderWidth);
}
if (
_.options.responsive &&
_.options.responsive.length &&
_.options.responsive !== null
) {
targetBreakpoint = null;
for (breakpoint in _.breakpoints) {
if (_.breakpoints.hasOwnProperty(breakpoint)) {
if (_.originalSettings.mobileFirst === false) {
if (respondToWidth < _.breakpoints[breakpoint]) {
targetBreakpoint = _.breakpoints[breakpoint];
}
} else {
if (respondToWidth > _.breakpoints[breakpoint]) {
targetBreakpoint = _.breakpoints[breakpoint];
}
}
}
}
if (targetBreakpoint !== null) {
if (_.activeBreakpoint !== null) {
if (targetBreakpoint !== _.activeBreakpoint || forceUpdate) {
_.activeBreakpoint = targetBreakpoint;
if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
_.unslick(targetBreakpoint);
} else {
_.options = $.extend(
{},
_.originalSettings,
_.breakpointSettings[targetBreakpoint]
);
if (initial === true) {
_.currentSlide = _.options.initialSlide;
}
_.refresh(initial);
}
triggerBreakpoint = targetBreakpoint;
}
} else {
_.activeBreakpoint = targetBreakpoint;
if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
_.unslick(targetBreakpoint);
} else {
_.options = $.extend(
{},
_.originalSettings,
_.breakpointSettings[targetBreakpoint]
);
if (initial === true) {
_.currentSlide = _.options.initialSlide;
}
_.refresh(initial);
}
triggerBreakpoint = targetBreakpoint;
}
} else {
if (_.activeBreakpoint !== null) {
_.activeBreakpoint = null;
_.options = _.originalSettings;
if (initial === true) {
_.currentSlide = _.options.initialSlide;
}
_.refresh(initial);
triggerBreakpoint = targetBreakpoint;
}
}
// only trigger breakpoints during an actual break. not on initialize.
if (!initial && triggerBreakpoint !== false) {
_.$slider.trigger('breakpoint', [_, triggerBreakpoint]);
}
}
};
Slick.prototype.changeSlide = function (event, dontAnimate) {
var _ = this,
$target = $(event.currentTarget),
indexOffset,
slideOffset,
unevenOffset;
// If target is a link, prevent default action.
if ($target.is('a')) {
event.preventDefault();
}
// If target is not the <li> element (ie: a child), find the <li>.
if (!$target.is('li')) {
$target = $target.closest('li');
}
unevenOffset = _.slideCount % _.options.slidesToScroll !== 0;
indexOffset = unevenOffset
? 0
: (_.slideCount - _.currentSlide) % _.options.slidesToScroll;
switch (event.data.message) {
case 'previous':
slideOffset =
indexOffset === 0
? _.options.slidesToScroll
: _.options.slidesToShow - indexOffset;
if (_.slideCount > _.options.slidesToShow) {
_.slideHandler(_.currentSlide - slideOffset, false, dontAnimate);
}
break;
case 'next':
slideOffset =
indexOffset === 0 ? _.options.slidesToScroll : indexOffset;
if (_.slideCount > _.options.slidesToShow) {
_.slideHandler(_.currentSlide + slideOffset, false, dontAnimate);
}
break;
case 'index':
var index =
event.data.index === 0
? 0
: event.data.index || $target.index() * _.options.slidesToScroll;
_.slideHandler(_.checkNavigable(index), false, dontAnimate);
$target.children().trigger('focus');
break;
default:
return;
}
};
Slick.prototype.checkNavigable = function (index) {
var _ = this,
navigables,
prevNavigable;
navigables = _.getNavigableIndexes();
prevNavigable = 0;
if (index > navigables[navigables.length - 1]) {
index = navigables[navigables.length - 1];
} else {
for (var n in navigables) {
if (index < navigables[n]) {
index = prevNavigable;
break;
}
prevNavigable = navigables[n];
}
}
return index;
};
Slick.prototype.cleanUpEvents = function () {
var _ = this;
if (_.options.dots && _.$dots !== null) {
$('li', _.$dots)
.off('click.slick', _.changeSlide)
.off('mouseenter.slick', $.proxy(_.interrupt, _, true))
.off('mouseleave.slick', $.proxy(_.interrupt, _, false));
if (_.options.accessibility === true) {
_.$dots.off('keydown.slick', _.keyHandler);
}
}
_.$slider.off('focus.slick blur.slick');
if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
_.$prevArrow && _.$prevArrow.off('click.slick', _.changeSlide);
_.$nextArrow && _.$nextArrow.off('click.slick', _.changeSlide);
if (_.options.accessibility === true) {
_.$prevArrow && _.$prevArrow.off('keydown.slick', _.keyHandler);
_.$nextArrow && _.$nextArrow.off('keydown.slick', _.keyHandler);
}
}
_.$list.off('touchstart.slick mousedown.slick', _.swipeHandler);
_.$list.off('touchmove.slick mousemove.slick', _.swipeHandler);
_.$list.off('touchend.slick mouseup.slick', _.swipeHandler);
_.$list.off('touchcancel.slick mouseleave.slick', _.swipeHandler);
_.$list.off('click.slick', _.clickHandler);
$(document).off(_.visibilityChange, _.visibility);
_.cleanUpSlideEvents();
if (_.options.accessibility === true) {
_.$list.off('keydown.slick', _.keyHandler);
}
if (_.options.focusOnSelect === true) {
$(_.$slideTrack).children().off('click.slick', _.selectHandler);
}
$(window).off(
'orientationchange.slick.slick-' + _.instanceUid,
_.orientationChange
);
$(window).off('resize.slick.slick-' + _.instanceUid, _.resize);
$('[draggable!=true]', _.$slideTrack).off('dragstart', _.preventDefault);
$(window).off('load.slick.slick-' + _.instanceUid, _.setPosition);
};
Slick.prototype.cleanUpSlideEvents = function () {
var _ = this;
_.$list.off('mouseenter.slick', $.proxy(_.interrupt, _, true));
_.$list.off('mouseleave.slick', $.proxy(_.interrupt, _, false));
};
Slick.prototype.cleanUpRows = function () {
var _ = this,
originalSlides;
if (_.options.rows > 1) {
originalSlides = _.$slides.children().children();
originalSlides.removeAttr('style');
_.$slider.empty().append(originalSlides);
}
};
Slick.prototype.clickHandler = function (event) {
var _ = this;
if (_.shouldClick === false) {
event.stopImmediatePropagation();
event.stopPropagation();
event.preventDefault();
}
};
Slick.prototype.destroy = function (refresh) {
var _ = this;
_.autoPlayClear();
_.touchObject = {};
_.cleanUpEvents();
$('.slick-cloned', _.$slider).detach();
if (_.$dots) {
_.$dots.remove();
}
if (_.$prevArrow && _.$prevArrow.length) {
_.$prevArrow
.removeClass('slick-disabled slick-arrow slick-hidden')
.removeAttr('aria-hidden aria-disabled tabindex')
.css('display', '');
if (_.htmlExpr.test(_.options.prevArrow)) {
_.$prevArrow.remove();
}
}
if (_.$nextArrow && _.$nextArrow.length) {
_.$nextArrow
.removeClass('slick-disabled slick-arrow slick-hidden')
.removeAttr('aria-hidden aria-disabled tabindex')
.css('display', '');
if (_.htmlExpr.test(_.options.nextArrow)) {
_.$nextArrow.remove();
}
}
if (_.$slides) {
_.$slides
.removeClass(
'slick-slide slick-active slick-center slick-visible slick-current'
)
.removeAttr('aria-hidden')
.removeAttr('data-slick-index')
.each(function () {
$(this).attr('style', $(this).data('originalStyling'));
});
_.$slideTrack.children(this.options.slide).detach();
_.$slideTrack.detach();
_.$list.detach();
_.$slider.append(_.$slides);
}
_.cleanUpRows();
_.$slider.removeClass('slick-slider');
_.$slider.removeClass('slick-initialized');
_.$slider.removeClass('slick-dotted');
_.unslicked = true;
if (!refresh) {
_.$slider.trigger('destroy', [_]);
}
};
Slick.prototype.disableTransition = function (slide) {
var _ = this,
transition = {};
transition[_.transitionType] = '';
if (_.options.fade === false) {
_.$slideTrack.css(transition);
} else {
_.$slides.eq(slide).css(transition);
}
};
Slick.prototype.fadeSlide = function (slideIndex, callback) {
var _ = this;
if (_.cssTransitions === false) {
_.$slides.eq(slideIndex).css({
zIndex: _.options.zIndex,
});
_.$slides.eq(slideIndex).animate(
{
opacity: 1,
},
_.options.speed,
_.options.easing,
callback
);
} else {
_.applyTransition(slideIndex);
_.$slides.eq(slideIndex).css({
opacity: 1,
zIndex: _.options.zIndex,
});
if (callback) {
setTimeout(function () {
_.disableTransition(slideIndex);
callback.call();
}, _.options.speed);
}
}
};
Slick.prototype.fadeSlideOut = function (slideIndex) {
var _ = this;
if (_.cssTransitions === false) {
_.$slides.eq(slideIndex).animate(
{
opacity: 0,
zIndex: _.options.zIndex - 2,
},
_.options.speed,
_.options.easing
);
} else {
_.applyTransition(slideIndex);
_.$slides.eq(slideIndex).css({
opacity: 0,
zIndex: _.options.zIndex - 2,
});
}
};
Slick.prototype.filterSlides = Slick.prototype.slickFilter = function (
filter
) {
var _ = this;
if (filter !== null) {
_.$slidesCache = _.$slides;
_.unload();
_.$slideTrack.children(this.options.slide).detach();
_.$slidesCache.filter(filter).appendTo(_.$slideTrack);
_.reinit();
}
};
Slick.prototype.focusHandler = function () {
var _ = this;
_.$slider
.off('focus.slick blur.slick')
.on('focus.slick blur.slick', '*', function (event) {
event.stopImmediatePropagation();
var $sf = $(this);
setTimeout(function () {
if (_.options.pauseOnFocus) {
_.focussed = $sf.is(':focus');
_.autoPlay();
}
}, 0);
});
};
Slick.prototype.getCurrent = Slick.prototype.slickCurrentSlide = function () {
var _ = this;
return _.currentSlide;
};
Slick.prototype.getDotCount = function () {
var _ = this;
var breakPoint = 0;
var counter = 0;
var pagerQty = 0;
if (_.options.infinite === true) {
if (_.slideCount <= _.options.slidesToShow) {
++pagerQty;
} else {
while (breakPoint < _.slideCount) {
++pagerQty;
breakPoint = counter + _.options.slidesToScroll;
counter +=
_.options.slidesToScroll <= _.options.slidesToShow
? _.options.slidesToScroll
: _.options.slidesToShow;
}
}
} else if (_.options.centerMode === true) {
pagerQty = _.slideCount;
} else if (!_.options.asNavFor) {
pagerQty =
1 +
Math.ceil(
(_.slideCount - _.options.slidesToShow) / _.options.slidesToScroll
);
} else {
while (breakPoint < _.slideCount) {
++pagerQty;
breakPoint = counter + _.options.slidesToScroll;
counter +=
_.options.slidesToScroll <= _.options.slidesToShow
? _.options.slidesToScroll
: _.options.slidesToShow;
}
}
return pagerQty - 1;
};
Slick.prototype.getLeft = function (slideIndex) {
var _ = this,
targetLeft,
verticalHeight,
verticalOffset = 0,
targetSlide,
coef;
_.slideOffset = 0;
verticalHeight = _.$slides.first().outerHeight(true);
if (_.options.infinite === true) {
if (_.slideCount > _.options.slidesToShow) {
_.slideOffset = _.slideWidth * _.options.slidesToShow * -1;
coef = -1;
if (_.options.vertical === true && _.options.centerMode === true) {
if (_.options.slidesToShow === 2) {
coef = -1.5;
} else if (_.options.slidesToShow === 1) {
coef = -2;
}
}
verticalOffset = verticalHeight * _.options.slidesToShow * coef;
}
if (_.slideCount % _.options.slidesToScroll !== 0) {
if (
slideIndex + _.options.slidesToScroll > _.slideCount &&
_.slideCount > _.options.slidesToShow
) {
if (slideIndex > _.slideCount) {
_.slideOffset =
(_.options.slidesToShow - (slideIndex - _.slideCount)) *
_.slideWidth *
-1;
verticalOffset =
(_.options.slidesToShow - (slideIndex - _.slideCount)) *
verticalHeight *
-1;
} else {
_.slideOffset =
(_.slideCount % _.options.slidesToScroll) * _.slideWidth * -1;
verticalOffset =
(_.slideCount % _.options.slidesToScroll) * verticalHeight * -1;
}
}
}
} else {
if (slideIndex + _.options.slidesToShow > _.slideCount) {
_.slideOffset =
(slideIndex + _.options.slidesToShow - _.slideCount) * _.slideWidth;
verticalOffset =
(slideIndex + _.options.slidesToShow - _.slideCount) * verticalHeight;
}
}
if (_.slideCount <= _.options.slidesToShow) {
_.slideOffset = 0;
verticalOffset = 0;
}
if (
_.options.centerMode === true &&
_.slideCount <= _.options.slidesToShow
) {
_.slideOffset =
(_.slideWidth * Math.floor(_.options.slidesToShow)) / 2 -
(_.slideWidth * _.slideCount) / 2;
} else if (_.options.centerMode === true && _.options.infinite === true) {
_.slideOffset +=
_.slideWidth * Math.floor(_.options.slidesToShow / 2) - _.slideWidth;
} else if (_.options.centerMode === true) {
_.slideOffset = 0;
_.slideOffset += _.slideWidth * Math.floor(_.options.slidesToShow / 2);
}
if (_.options.vertical === false) {
targetLeft = slideIndex * _.slideWidth * -1 + _.slideOffset;
} else {
targetLeft = slideIndex * verticalHeight * -1 + verticalOffset;
}
if (_.options.variableWidth === true) {
if (
_.slideCount <= _.options.slidesToShow ||
_.options.infinite === false
) {
targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
} else {
targetSlide = _.$slideTrack
.children('.slick-slide')
.eq(slideIndex + _.options.slidesToShow);
}
if (_.options.rtl === true) {
if (targetSlide[0]) {
targetLeft =
(_.$slideTrack.width() -
targetSlide[0].offsetLeft -
targetSlide.width()) *
-1;
} else {
targetLeft = 0;
}
} else {
targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
}
if (_.options.centerMode === true) {
if (
_.slideCount <= _.options.slidesToShow ||
_.options.infinite === false
) {
targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
} else {
targetSlide = _.$slideTrack
.children('.slick-slide')
.eq(slideIndex + _.options.slidesToShow + 1);
}
if (_.options.rtl === true) {
if (targetSlide[0]) {
targetLeft =
(_.$slideTrack.width() -
targetSlide[0].offsetLeft -
targetSlide.width()) *
-1;
} else {
targetLeft = 0;
}
} else {
targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
}
targetLeft += (_.$list.width() - targetSlide.outerWidth()) / 2;
}
}
return targetLeft;
};
Slick.prototype.getOption = Slick.prototype.slickGetOption = function (
option
) {
var _ = this;
return _.options[option];
};
Slick.prototype.getNavigableIndexes = function () {
var _ = this,
breakPoint = 0,
counter = 0,
indexes = [],
max;
if (_.options.infinite === false) {
max = _.slideCount;
} else {
breakPoint = _.options.slidesToScroll * -1;
counter = _.options.slidesToScroll * -1;
max = _.slideCount * 2;
}
while (breakPoint < max) {
indexes.push(breakPoint);
breakPoint = counter + _.options.slidesToScroll;
counter +=
_.options.slidesToScroll <= _.options.slidesToShow
? _.options.slidesToScroll
: _.options.slidesToShow;
}
return indexes;
};
Slick.prototype.getSlick = function () {
return this;
};
Slick.prototype.getSlideCount = function () {
var _ = this,
slidesTraversed,
swipedSlide,
centerOffset;
centerOffset =
_.options.centerMode === true
? _.slideWidth * Math.floor(_.options.slidesToShow / 2)
: 0;
if (_.options.swipeToSlide === true) {
_.$slideTrack.find('.slick-slide').each(function (index, slide) {
if (
slide.offsetLeft - centerOffset + $(slide).outerWidth() / 2 >
_.swipeLeft * -1
) {
swipedSlide = slide;
return false;
}
});
slidesTraversed =
Math.abs($(swipedSlide).attr('data-slick-index') - _.currentSlide) || 1;
return slidesTraversed;
} else {
return _.options.slidesToScroll;
}
};
Slick.prototype.goTo = Slick.prototype.slickGoTo = function (
slide,
dontAnimate
) {
var _ = this;
_.changeSlide(
{
data: {
message: 'index',
index: parseInt(slide),
},
},
dontAnimate
);
};
Slick.prototype.init = function (creation) {
var _ = this;
if (!$(_.$slider).hasClass('slick-initialized')) {
$(_.$slider).addClass('slick-initialized');
_.buildRows();
_.buildOut();
_.setProps();
_.startLoad();
_.loadSlider();
_.initializeEvents();
_.updateArrows();
_.updateDots();
_.checkResponsive(true);
_.focusHandler();
}
if (creation) {
_.$slider.trigger('init', [_]);
}
if (_.options.accessibility === true) {
_.initADA();
}
if (_.options.autoplay) {
_.paused = false;
_.autoPlay();
}
};
Slick.prototype.initADA = function () {
var _ = this,
numDotGroups = Math.ceil(_.slideCount / _.options.slidesToShow),
tabControlIndexes = _.getNavigableIndexes().filter(function (val) {
return val >= 0 && val < _.slideCount;
});
_.$slides
.add(_.$slideTrack.find('.slick-cloned'))
.attr({
'aria-hidden': 'true',
tabindex: '-1',
})
.find('a, input, button, select')
.attr({
tabindex: '-1',
});
if (_.$dots !== null) {
_.$slides.not(_.$slideTrack.find('.slick-cloned')).each(function (i) {
var slideControlIndex = tabControlIndexes.indexOf(i);
$(this).attr({
role: 'tabpanel',
id: 'slick-slide' + _.instanceUid + i,
tabindex: -1,
});
if (slideControlIndex !== -1) {
$(this).attr({
'aria-describedby':
'slick-slide-control' + _.instanceUid + slideControlIndex,
});
}
});
_.$dots
.attr('role', 'tablist')
.find('li')
.each(function (i) {
var mappedSlideIndex = tabControlIndexes[i];
$(this).attr({
role: 'presentation',
});
$(this)
.find('button')
.first()
.attr({
role: 'tab',
id: 'slick-slide-control' + _.instanceUid + i,
'aria-controls': 'slick-slide' + _.instanceUid + mappedSlideIndex,
'aria-label': i + 1 + ' of ' + numDotGroups,
'aria-selected': null,
tabindex: '-1',
});
})
.eq(_.currentSlide)
.find('button')
.attr({
'aria-selected': 'true',
tabindex: '0',
})
.end();
}
for (
var i = _.currentSlide, max = i + _.options.slidesToShow;
i < max;
i++
) {
_.$slides.eq(i).attr('tabindex', 0);
}
_.activateADA();
};
Slick.prototype.initArrowEvents = function () {
var _ = this;
if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
_.$prevArrow.off('click.slick').on(
'click.slick',
{
message: 'previous',
},
_.changeSlide
);
_.$nextArrow.off('click.slick').on(
'click.slick',
{
message: 'next',
},
_.changeSlide
);
if (_.options.accessibility === true) {
_.$prevArrow.on('keydown.slick', _.keyHandler);
_.$nextArrow.on('keydown.slick', _.keyHandler);
}
}
};
Slick.prototype.initDotEvents = function () {
var _ = this;
if (_.options.dots === true) {
$('li', _.$dots).on(
'click.slick',
{
message: 'index',
},
_.changeSlide
);
if (_.options.accessibility === true) {
_.$dots.on('keydown.slick', _.keyHandler);
}
}
if (_.options.dots === true && _.options.pauseOnDotsHover === true) {
$('li', _.$dots)
.on('mouseenter.slick', $.proxy(_.interrupt, _, true))
.on('mouseleave.slick', $.proxy(_.interrupt, _, false));
}
};
Slick.prototype.initSlideEvents = function () {
var _ = this;
if (_.options.pauseOnHover) {
_.$list.on('mouseenter.slick', $.proxy(_.interrupt, _, true));
_.$list.on('mouseleave.slick', $.proxy(_.interrupt, _, false));
}
};
Slick.prototype.initializeEvents = function () {
var _ = this;
_.initArrowEvents();
_.initDotEvents();
_.initSlideEvents();
_.$list.on(
'touchstart.slick mousedown.slick',
{
action: 'start',
},
_.swipeHandler
);
_.$list.on(
'touchmove.slick mousemove.slick',
{
action: 'move',
},
_.swipeHandler
);
_.$list.on(
'touchend.slick mouseup.slick',
{
action: 'end',
},
_.swipeHandler
);
_.$list.on(
'touchcancel.slick mouseleave.slick',
{
action: 'end',
},
_.swipeHandler
);
_.$list.on('click.slick', _.clickHandler);
$(document).on(_.visibilityChange, $.proxy(_.visibility, _));
if (_.options.accessibility === true) {
_.$list.on('keydown.slick', _.keyHandler);
}
if (_.options.focusOnSelect === true) {
$(_.$slideTrack).children().on('click.slick', _.selectHandler);
}
$(window).on(
'orientationchange.slick.slick-' + _.instanceUid,
$.proxy(_.orientationChange, _)
);
$(window).on('resize.slick.slick-' + _.instanceUid, $.proxy(_.resize, _));
$('[draggable!=true]', _.$slideTrack).on('dragstart', _.preventDefault);
$(window).on('load.slick.slick-' + _.instanceUid, _.setPosition);
$(_.setPosition);
};
Slick.prototype.initUI = function () {
var _ = this;
if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
_.$prevArrow.show();
_.$nextArrow.show();
}
if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
_.$dots.show();
}
};
Slick.prototype.keyHandler = function (event) {
var _ = this;
//Dont slide if the cursor is inside the form fields and arrow keys are pressed
if (!event.target.tagName.match('TEXTAREA|INPUT|SELECT')) {
if (event.keyCode === 37 && _.options.accessibility === true) {
_.changeSlide({
data: {
message: _.options.rtl === true ? 'next' : 'previous',
},
});
} else if (event.keyCode === 39 && _.options.accessibility === true) {
_.changeSlide({
data: {
message: _.options.rtl === true ? 'previous' : 'next',
},
});
}
}
};
Slick.prototype.lazyLoad = function () {
var _ = this,
loadRange,
cloneRange,
rangeStart,
rangeEnd;
function loadImages(imagesScope) {
$('img[data-lazy]', imagesScope).each(function () {
var image = $(this),
imageSource = $(this).attr('data-lazy'),
imageSrcSet = $(this).attr('data-srcset'),
imageSizes =
$(this).attr('data-sizes') || _.$slider.attr('data-sizes'),
imageToLoad = document.createElement('img');
imageToLoad.onload = function () {
image.animate({ opacity: 0 }, 100, function () {
if (imageSrcSet) {
image.attr('srcset', imageSrcSet);
if (imageSizes) {
image.attr('sizes', imageSizes);
}
}
image
.attr('src', imageSource)
.animate({ opacity: 1 }, 200, function () {
image
.removeAttr('data-lazy data-srcset data-sizes')
.removeClass('slick-loading');
});
_.$slider.trigger('lazyLoaded', [_, image, imageSource]);
});
};
imageToLoad.onerror = function () {
image
.removeAttr('data-lazy')
.removeClass('slick-loading')
.addClass('slick-lazyload-error');
_.$slider.trigger('lazyLoadError', [_, image, imageSource]);
};
imageToLoad.src = imageSource;
});
}
if (_.options.centerMode === true) {
if (_.options.infinite === true) {
rangeStart = _.currentSlide + (_.options.slidesToShow / 2 + 1);
rangeEnd = rangeStart + _.options.slidesToShow + 2;
} else {
rangeStart = Math.max(
0,
_.currentSlide - (_.options.slidesToShow / 2 + 1)
);
rangeEnd = 2 + (_.options.slidesToShow / 2 + 1) + _.currentSlide;
}
} else {
rangeStart = _.options.infinite
? _.options.slidesToShow + _.currentSlide
: _.currentSlide;
rangeEnd = Math.ceil(rangeStart + _.options.slidesToShow);
if (_.options.fade === true) {
if (rangeStart > 0) rangeStart--;
if (rangeEnd <= _.slideCount) rangeEnd++;
}
}
loadRange = _.$slider.find('.slick-slide').slice(rangeStart, rangeEnd);
if (_.options.lazyLoad === 'anticipated') {
var prevSlide = rangeStart - 1,
nextSlide = rangeEnd,
$slides = _.$slider.find('.slick-slide');
for (var i = 0; i < _.options.slidesToScroll; i++) {
if (prevSlide < 0) prevSlide = _.slideCount - 1;
loadRange = loadRange.add($slides.eq(prevSlide));
loadRange = loadRange.add($slides.eq(nextSlide));
prevSlide--;
nextSlide++;
}
}
loadImages(loadRange);
if (_.slideCount <= _.options.slidesToShow) {
cloneRange = _.$slider.find('.slick-slide');
loadImages(cloneRange);
} else if (_.currentSlide >= _.slideCount - _.options.slidesToShow) {
cloneRange = _.$slider
.find('.slick-cloned')
.slice(0, _.options.slidesToShow);
loadImages(cloneRange);
} else if (_.currentSlide === 0) {
cloneRange = _.$slider
.find('.slick-cloned')
.slice(_.options.slidesToShow * -1);
loadImages(cloneRange);
}
};
Slick.prototype.loadSlider = function () {
var _ = this;
_.setPosition();
_.$slideTrack.css({
opacity: 1,
});
_.$slider.removeClass('slick-loading');
_.initUI();
if (_.options.lazyLoad === 'progressive') {
_.progressiveLazyLoad();
}
};
Slick.prototype.next = Slick.prototype.slickNext = function () {
var _ = this;
_.changeSlide({
data: {
message: 'next',
},
});
};
Slick.prototype.orientationChange = function () {
var _ = this;
_.checkResponsive();
_.setPosition();
};
Slick.prototype.pause = Slick.prototype.slickPause = function () {
var _ = this;
_.autoPlayClear();
_.paused = true;
};
Slick.prototype.play = Slick.prototype.slickPlay = function () {
var _ = this;
_.autoPlay();
_.options.autoplay = true;
_.paused = false;
_.focussed = false;
_.interrupted = false;
};
Slick.prototype.postSlide = function (index) {
var _ = this;
if (!_.unslicked) {
_.$slider.trigger('afterChange', [_, index]);
_.animating = false;
if (_.slideCount > _.options.slidesToShow) {
_.setPosition();
}
_.swipeLeft = null;
if (_.options.autoplay) {
_.autoPlay();
}
if (_.options.accessibility === true) {
_.initADA();
if (_.options.focusOnChange) {
var $currentSlide = $(_.$slides.get(_.currentSlide));
$currentSlide.attr('tabindex', 0).focus();
}
}
}
};
Slick.prototype.prev = Slick.prototype.slickPrev = function () {
var _ = this;
_.changeSlide({
data: {
message: 'previous',
},
});
};
Slick.prototype.preventDefault = function (event) {
event.preventDefault();
};
Slick.prototype.progressiveLazyLoad = function (tryCount) {
tryCount = tryCount || 1;
var _ = this,
$imgsToLoad = $('img[data-lazy]', _.$slider),
image,
imageSource,
imageSrcSet,
imageSizes,
imageToLoad;
if ($imgsToLoad.length) {
image = $imgsToLoad.first();
imageSource = image.attr('data-lazy');
imageSrcSet = image.attr('data-srcset');
imageSizes = image.attr('data-sizes') || _.$slider.attr('data-sizes');
imageToLoad = document.createElement('img');
imageToLoad.onload = function () {
if (imageSrcSet) {
image.attr('srcset', imageSrcSet);
if (imageSizes) {
image.attr('sizes', imageSizes);
}
}
image
.attr('src', imageSource)
.removeAttr('data-lazy data-srcset data-sizes')
.removeClass('slick-loading');
if (_.options.adaptiveHeight === true) {
_.setPosition();
}
_.$slider.trigger('lazyLoaded', [_, image, imageSource]);
_.progressiveLazyLoad();
};
imageToLoad.onerror = function () {
if (tryCount < 3) {
/**
* try to load the image 3 times,
* leave a slight delay so we don't get
* servers blocking the request.
*/
setTimeout(function () {
_.progressiveLazyLoad(tryCount + 1);
}, 500);
} else {
image
.removeAttr('data-lazy')
.removeClass('slick-loading')
.addClass('slick-lazyload-error');
_.$slider.trigger('lazyLoadError', [_, image, imageSource]);
_.progressiveLazyLoad();
}
};
imageToLoad.src = imageSource;
} else {
_.$slider.trigger('allImagesLoaded', [_]);
}
};
Slick.prototype.refresh = function (initializing) {
var _ = this,
currentSlide,
lastVisibleIndex;
lastVisibleIndex = _.slideCount - _.options.slidesToShow;
// in non-infinite sliders, we don't want to go past the
// last visible index.
if (!_.options.infinite && _.currentSlide > lastVisibleIndex) {
_.currentSlide = lastVisibleIndex;
}
// if less slides than to show, go to start.
if (_.slideCount <= _.options.slidesToShow) {
_.currentSlide = 0;
}
currentSlide = _.currentSlide;
_.destroy(true);
$.extend(_, _.initials, { currentSlide: currentSlide });
_.init();
if (!initializing) {
_.changeSlide(
{
data: {
message: 'index',
index: currentSlide,
},
},
false
);
}
};
Slick.prototype.registerBreakpoints = function () {
var _ = this,
breakpoint,
currentBreakpoint,
l,
responsiveSettings = _.options.responsive || null;
if ($.type(responsiveSettings) === 'array' && responsiveSettings.length) {
_.respondTo = _.options.respondTo || 'window';
for (breakpoint in responsiveSettings) {
l = _.breakpoints.length - 1;
if (responsiveSettings.hasOwnProperty(breakpoint)) {
currentBreakpoint = responsiveSettings[breakpoint].breakpoint;
// loop through the breakpoints and cut out any existing
// ones with the same breakpoint number, we don't want dupes.
while (l >= 0) {
if (_.breakpoints[l] && _.breakpoints[l] === currentBreakpoint) {
_.breakpoints.splice(l, 1);
}
l--;
}
_.breakpoints.push(currentBreakpoint);
_.breakpointSettings[currentBreakpoint] =
responsiveSettings[breakpoint].settings;
}
}
_.breakpoints.sort(function (a, b) {
return _.options.mobileFirst ? a - b : b - a;
});
}
};
Slick.prototype.reinit = function () {
var _ = this;
_.$slides = _.$slideTrack.children(_.options.slide).addClass('slick-slide');
_.slideCount = _.$slides.length;
if (_.currentSlide >= _.slideCount && _.currentSlide !== 0) {
_.currentSlide = _.currentSlide - _.options.slidesToScroll;
}
if (_.slideCount <= _.options.slidesToShow) {
_.currentSlide = 0;
}
_.registerBreakpoints();
_.setProps();
_.setupInfinite();
_.buildArrows();
_.updateArrows();
_.initArrowEvents();
_.buildDots();
_.updateDots();
_.initDotEvents();
_.cleanUpSlideEvents();
_.initSlideEvents();
_.checkResponsive(false, true);
if (_.options.focusOnSelect === true) {
$(_.$slideTrack).children().on('click.slick', _.selectHandler);
}
_.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);
_.setPosition();
_.focusHandler();
_.paused = !_.options.autoplay;
_.autoPlay();
_.$slider.trigger('reInit', [_]);
};
Slick.prototype.resize = function () {
var _ = this;
if ($(window).width() !== _.windowWidth) {
clearTimeout(_.windowDelay);
_.windowDelay = window.setTimeout(function () {
_.windowWidth = $(window).width();
_.checkResponsive();
if (!_.unslicked) {
_.setPosition();
}
}, 50);
}
};
Slick.prototype.removeSlide = Slick.prototype.slickRemove = function (
index,
removeBefore,
removeAll
) {
var _ = this;
if (typeof index === 'boolean') {
removeBefore = index;
index = removeBefore === true ? 0 : _.slideCount - 1;
} else {
index = removeBefore === true ? --index : index;
}
if (_.slideCount < 1 || index < 0 || index > _.slideCount - 1) {
return false;
}
_.unload();
if (removeAll === true) {
_.$slideTrack.children().remove();
} else {
_.$slideTrack.children(this.options.slide).eq(index).remove();
}
_.$slides = _.$slideTrack.children(this.options.slide);
_.$slideTrack.children(this.options.slide).detach();
_.$slideTrack.append(_.$slides);
_.$slidesCache = _.$slides;
_.reinit();
};
Slick.prototype.setCSS = function (position) {
var _ = this,
positionProps = {},
x,
y;
if (_.options.rtl === true) {
position = -position;
}
x = _.positionProp == 'left' ? Math.ceil(position) + 'px' : '0px';
y = _.positionProp == 'top' ? Math.ceil(position) + 'px' : '0px';
positionProps[_.positionProp] = position;
if (_.transformsEnabled === false) {
_.$slideTrack.css(positionProps);
} else {
positionProps = {};
if (_.cssTransitions === false) {
positionProps[_.animType] = 'translate(' + x + ', ' + y + ')';
_.$slideTrack.css(positionProps);
} else {
positionProps[_.animType] = 'translate3d(' + x + ', ' + y + ', 0px)';
_.$slideTrack.css(positionProps);
}
}
};
Slick.prototype.setDimensions = function () {
var _ = this;
if (_.options.vertical === false) {
if (_.options.centerMode === true) {
_.$list.css({
padding: '0px ' + _.options.centerPadding,
});
}
} else {
_.$list.height(
_.$slides.first().outerHeight(true) * _.options.slidesToShow
);
if (_.options.centerMode === true) {
_.$list.css({
padding: _.options.centerPadding + ' 0px',
});
}
}
_.listWidth = _.$list.width();
_.listHeight = _.$list.height();
if (_.options.vertical === false && _.options.variableWidth === false) {
_.slideWidth = Math.ceil(_.listWidth / _.options.slidesToShow);
_.$slideTrack.width(
Math.ceil(_.slideWidth * _.$slideTrack.children('.slick-slide').length)
);
} else if (_.options.variableWidth === true) {
_.$slideTrack.width(5000 * _.slideCount);
} else {
_.slideWidth = Math.ceil(_.listWidth);
_.$slideTrack.height(
Math.ceil(
_.$slides.first().outerHeight(true) *
_.$slideTrack.children('.slick-slide').length
)
);
}
var offset = _.$slides.first().outerWidth(true) - _.$slides.first().width();
if (_.options.variableWidth === false)
_.$slideTrack.children('.slick-slide').width(_.slideWidth - offset);
};
Slick.prototype.setFade = function () {
var _ = this,
targetLeft;
_.$slides.each(function (index, element) {
targetLeft = _.slideWidth * index * -1;
if (_.options.rtl === true) {
$(element).css({
position: 'relative',
right: targetLeft,
top: 0,
zIndex: _.options.zIndex - 2,
opacity: 0,
});
} else {
$(element).css({
position: 'relative',
left: targetLeft,
top: 0,
zIndex: _.options.zIndex - 2,
opacity: 0,
});
}
});
_.$slides.eq(_.currentSlide).css({
zIndex: _.options.zIndex - 1,
opacity: 1,
});
};
Slick.prototype.setHeight = function () {
var _ = this;
if (
_.options.slidesToShow === 1 &&
_.options.adaptiveHeight === true &&
_.options.vertical === false
) {
var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
_.$list.css('height', targetHeight);
}
};
Slick.prototype.setOption = Slick.prototype.slickSetOption = function () {
/**
* accepts arguments in format of:
*
* - for changing a single option's value:
* .slick("setOption", option, value, refresh )
*
* - for changing a set of responsive options:
* .slick("setOption", 'responsive', [{}, ...], refresh )
*
* - for updating multiple values at once (not responsive)
* .slick("setOption", { 'option': value, ... }, refresh )
*/
var _ = this,
l,
item,
option,
value,
refresh = false,
type;
if ($.type(arguments[0]) === 'object') {
option = arguments[0];
refresh = arguments[1];
type = 'multiple';
} else if ($.type(arguments[0]) === 'string') {
option = arguments[0];
value = arguments[1];
refresh = arguments[2];
if (arguments[0] === 'responsive' && $.type(arguments[1]) === 'array') {
type = 'responsive';
} else if (typeof arguments[1] !== 'undefined') {
type = 'single';
}
}
if (type === 'single') {
_.options[option] = value;
} else if (type === 'multiple') {
$.each(option, function (opt, val) {
_.options[opt] = val;
});
} else if (type === 'responsive') {
for (item in value) {
if ($.type(_.options.responsive) !== 'array') {
_.options.responsive = [value[item]];
} else {
l = _.options.responsive.length - 1;
// loop through the responsive object and splice out duplicates.
while (l >= 0) {
if (_.options.responsive[l].breakpoint === value[item].breakpoint) {
_.options.responsive.splice(l, 1);
}
l--;
}
_.options.responsive.push(value[item]);
}
}
}
if (refresh) {
_.unload();
_.reinit();
}
};
Slick.prototype.setPosition = function () {
var _ = this;
_.setDimensions();
_.setHeight();
if (_.options.fade === false) {
_.setCSS(_.getLeft(_.currentSlide));
} else {
_.setFade();
}
_.$slider.trigger('setPosition', [_]);
};
Slick.prototype.setProps = function () {
var _ = this,
bodyStyle = document.body.style;
_.positionProp = _.options.vertical === true ? 'top' : 'left';
if (_.positionProp === 'top') {
_.$slider.addClass('slick-vertical');
} else {
_.$slider.removeClass('slick-vertical');
}
if (
bodyStyle.WebkitTransition !== undefined ||
bodyStyle.MozTransition !== undefined ||
bodyStyle.msTransition !== undefined
) {
if (_.options.useCSS === true) {
_.cssTransitions = true;
}
}
if (_.options.fade) {
if (typeof _.options.zIndex === 'number') {
if (_.options.zIndex < 3) {
_.options.zIndex = 3;
}
} else {
_.options.zIndex = _.defaults.zIndex;
}
}
if (bodyStyle.OTransform !== undefined) {
_.animType = 'OTransform';
_.transformType = '-o-transform';
_.transitionType = 'OTransition';
if (
bodyStyle.perspectiveProperty === undefined &&
bodyStyle.webkitPerspective === undefined
)
_.animType = false;
}
if (bodyStyle.MozTransform !== undefined) {
_.animType = 'MozTransform';
_.transformType = '-moz-transform';
_.transitionType = 'MozTransition';
if (
bodyStyle.perspectiveProperty === undefined &&
bodyStyle.MozPerspective === undefined
)
_.animType = false;
}
if (bodyStyle.webkitTransform !== undefined) {
_.animType = 'webkitTransform';
_.transformType = '-webkit-transform';
_.transitionType = 'webkitTransition';
if (
bodyStyle.perspectiveProperty === undefined &&
bodyStyle.webkitPerspective === undefined
)
_.animType = false;
}
if (bodyStyle.msTransform !== undefined) {
_.animType = 'msTransform';
_.transformType = '-ms-transform';
_.transitionType = 'msTransition';
if (bodyStyle.msTransform === undefined) _.animType = false;
}
if (bodyStyle.transform !== undefined && _.animType !== false) {
_.animType = 'transform';
_.transformType = 'transform';
_.transitionType = 'transition';
}
_.transformsEnabled =
_.options.useTransform && _.animType !== null && _.animType !== false;
};
Slick.prototype.setSlideClasses = function (index) {
var _ = this,
centerOffset,
allSlides,
indexOffset,
remainder;
allSlides = _.$slider
.find('.slick-slide')
.removeClass('slick-active slick-center slick-current')
.attr('aria-hidden', 'true');
_.$slides.eq(index).addClass('slick-current');
if (_.options.centerMode === true) {
var evenCoef = _.options.slidesToShow % 2 === 0 ? 1 : 0;
centerOffset = Math.floor(_.options.slidesToShow / 2);
if (_.options.infinite === true) {
if (index >= centerOffset && index <= _.slideCount - 1 - centerOffset) {
_.$slides
.slice(index - centerOffset + evenCoef, index + centerOffset + 1)
.addClass('slick-active')
.attr('aria-hidden', 'false');
} else {
indexOffset = _.options.slidesToShow + index;
allSlides
.slice(
indexOffset - centerOffset + 1 + evenCoef,
indexOffset + centerOffset + 2
)
.addClass('slick-active')
.attr('aria-hidden', 'false');
}
if (index === 0) {
allSlides
.eq(allSlides.length - 1 - _.options.slidesToShow)
.addClass('slick-center');
} else if (index === _.slideCount - 1) {
allSlides.eq(_.options.slidesToShow).addClass('slick-center');
}
}
_.$slides.eq(index).addClass('slick-center');
} else {
if (index >= 0 && index <= _.slideCount - _.options.slidesToShow) {
_.$slides
.slice(index, index + _.options.slidesToShow)
.addClass('slick-active')
.attr('aria-hidden', 'false');
} else if (allSlides.length <= _.options.slidesToShow) {
allSlides.addClass('slick-active').attr('aria-hidden', 'false');
} else {
remainder = _.slideCount % _.options.slidesToShow;
indexOffset =
_.options.infinite === true ? _.options.slidesToShow + index : index;
if (
_.options.slidesToShow == _.options.slidesToScroll &&
_.slideCount - index < _.options.slidesToShow
) {
allSlides
.slice(
indexOffset - (_.options.slidesToShow - remainder),
indexOffset + remainder
)
.addClass('slick-active')
.attr('aria-hidden', 'false');
} else {
allSlides
.slice(indexOffset, indexOffset + _.options.slidesToShow)
.addClass('slick-active')
.attr('aria-hidden', 'false');
}
}
}
if (
_.options.lazyLoad === 'ondemand' ||
_.options.lazyLoad === 'anticipated'
) {
_.lazyLoad();
}
};
Slick.prototype.setupInfinite = function () {
var _ = this,
i,
slideIndex,
infiniteCount;
if (_.options.fade === true) {
_.options.centerMode = false;
}
if (_.options.infinite === true && _.options.fade === false) {
slideIndex = null;
if (_.slideCount > _.options.slidesToShow) {
if (_.options.centerMode === true) {
infiniteCount = _.options.slidesToShow + 1;
} else {
infiniteCount = _.options.slidesToShow;
}
for (i = _.slideCount; i > _.slideCount - infiniteCount; i -= 1) {
slideIndex = i - 1;
$(_.$slides[slideIndex])
.clone(true)
.attr('id', '')
.attr('data-slick-index', slideIndex - _.slideCount)
.prependTo(_.$slideTrack)
.addClass('slick-cloned');
}
for (i = 0; i < infiniteCount + _.slideCount; i += 1) {
slideIndex = i;
$(_.$slides[slideIndex])
.clone(true)
.attr('id', '')
.attr('data-slick-index', slideIndex + _.slideCount)
.appendTo(_.$slideTrack)
.addClass('slick-cloned');
}
_.$slideTrack
.find('.slick-cloned')
.find('[id]')
.each(function () {
$(this).attr('id', '');
});
}
}
};
Slick.prototype.interrupt = function (toggle) {
var _ = this;
if (!toggle) {
_.autoPlay();
}
_.interrupted = toggle;
};
Slick.prototype.selectHandler = function (event) {
var _ = this;
var targetElement = $(event.target).is('.slick-slide')
? $(event.target)
: $(event.target).parents('.slick-slide');
var index = parseInt(targetElement.attr('data-slick-index'));
if (!index) index = 0;
if (_.slideCount <= _.options.slidesToShow) {
_.slideHandler(index, false, true);
return;
}
_.slideHandler(index);
};
Slick.prototype.slideHandler = function (index, sync, dontAnimate) {
var targetSlide,
animSlide,
oldSlide,
slideLeft,
targetLeft = null,
_ = this,
navTarget;
sync = sync || false;
if (_.animating === true && _.options.waitForAnimate === true) {
return;
}
if (_.options.fade === true && _.currentSlide === index) {
return;
}
if (sync === false) {
_.asNavFor(index);
}
targetSlide = index;
targetLeft = _.getLeft(targetSlide);
slideLeft = _.getLeft(_.currentSlide);
_.currentLeft = _.swipeLeft === null ? slideLeft : _.swipeLeft;
if (
_.options.infinite === false &&
_.options.centerMode === false &&
(index < 0 || index > _.getDotCount() * _.options.slidesToScroll)
) {
if (_.options.fade === false) {
targetSlide = _.currentSlide;
if (dontAnimate !== true) {
_.animateSlide(slideLeft, function () {
_.postSlide(targetSlide);
});
} else {
_.postSlide(targetSlide);
}
}
return;
} else if (
_.options.infinite === false &&
_.options.centerMode === true &&
(index < 0 || index > _.slideCount - _.options.slidesToScroll)
) {
if (_.options.fade === false) {
targetSlide = _.currentSlide;
if (dontAnimate !== true) {
_.animateSlide(slideLeft, function () {
_.postSlide(targetSlide);
});
} else {
_.postSlide(targetSlide);
}
}
return;
}
if (_.options.autoplay) {
clearInterval(_.autoPlayTimer);
}
if (targetSlide < 0) {
if (_.slideCount % _.options.slidesToScroll !== 0) {
animSlide = _.slideCount - (_.slideCount % _.options.slidesToScroll);
} else {
animSlide = _.slideCount + targetSlide;
}
} else if (targetSlide >= _.slideCount) {
if (_.slideCount % _.options.slidesToScroll !== 0) {
animSlide = 0;
} else {
animSlide = targetSlide - _.slideCount;
}
} else {
animSlide = targetSlide;
}
_.animating = true;
_.$slider.trigger('beforeChange', [_, _.currentSlide, animSlide]);
oldSlide = _.currentSlide;
_.currentSlide = animSlide;
_.setSlideClasses(_.currentSlide);
if (_.options.asNavFor) {
navTarget = _.getNavTarget();
navTarget = navTarget.slick('getSlick');
if (navTarget.slideCount <= navTarget.options.slidesToShow) {
navTarget.setSlideClasses(_.currentSlide);
}
}
_.updateDots();
_.updateArrows();
if (_.options.fade === true) {
if (dontAnimate !== true) {
_.fadeSlideOut(oldSlide);
_.fadeSlide(animSlide, function () {
_.postSlide(animSlide);
});
} else {
_.postSlide(animSlide);
}
_.animateHeight();
return;
}
if (dontAnimate !== true) {
_.animateSlide(targetLeft, function () {
_.postSlide(animSlide);
});
} else {
_.postSlide(animSlide);
}
};
Slick.prototype.startLoad = function () {
var _ = this;
if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
_.$prevArrow.hide();
_.$nextArrow.hide();
}
if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
_.$dots.hide();
}
_.$slider.addClass('slick-loading');
};
Slick.prototype.swipeDirection = function () {
var xDist,
yDist,
r,
swipeAngle,
_ = this;
xDist = _.touchObject.startX - _.touchObject.curX;
yDist = _.touchObject.startY - _.touchObject.curY;
r = Math.atan2(yDist, xDist);
swipeAngle = Math.round((r * 180) / Math.PI);
if (swipeAngle < 0) {
swipeAngle = 360 - Math.abs(swipeAngle);
}
if (swipeAngle <= 45 && swipeAngle >= 0) {
return _.options.rtl === false ? 'left' : 'right';
}
if (swipeAngle <= 360 && swipeAngle >= 315) {
return _.options.rtl === false ? 'left' : 'right';
}
if (swipeAngle >= 135 && swipeAngle <= 225) {
return _.options.rtl === false ? 'right' : 'left';
}
if (_.options.verticalSwiping === true) {
if (swipeAngle >= 35 && swipeAngle <= 135) {
return 'down';
} else {
return 'up';
}
}
return 'vertical';
};
Slick.prototype.swipeEnd = function (event) {
var _ = this,
slideCount,
direction;
_.dragging = false;
_.swiping = false;
if (_.scrolling) {
_.scrolling = false;
return false;
}
_.interrupted = false;
_.shouldClick = _.touchObject.swipeLength > 10 ? false : true;
if (_.touchObject.curX === undefined) {
return false;
}
if (_.touchObject.edgeHit === true) {
_.$slider.trigger('edge', [_, _.swipeDirection()]);
}
if (_.touchObject.swipeLength >= _.touchObject.minSwipe) {
direction = _.swipeDirection();
switch (direction) {
case 'left':
case 'down':
slideCount = _.options.swipeToSlide
? _.checkNavigable(_.currentSlide + _.getSlideCount())
: _.currentSlide + _.getSlideCount();
_.currentDirection = 0;
break;
case 'right':
case 'up':
slideCount = _.options.swipeToSlide
? _.checkNavigable(_.currentSlide - _.getSlideCount())
: _.currentSlide - _.getSlideCount();
_.currentDirection = 1;
break;
default:
}
if (direction != 'vertical') {
_.slideHandler(slideCount);
_.touchObject = {};
_.$slider.trigger('swipe', [_, direction]);
}
} else {
if (_.touchObject.startX !== _.touchObject.curX) {
_.slideHandler(_.currentSlide);
_.touchObject = {};
}
}
};
Slick.prototype.swipeHandler = function (event) {
var _ = this;
if (
_.options.swipe === false ||
('ontouchend' in document && _.options.swipe === false)
) {
return;
} else if (
_.options.draggable === false &&
event.type.indexOf('mouse') !== -1
) {
return;
}
_.touchObject.fingerCount =
event.originalEvent && event.originalEvent.touches !== undefined
? event.originalEvent.touches.length
: 1;
_.touchObject.minSwipe = _.listWidth / _.options.touchThreshold;
if (_.options.verticalSwiping === true) {
_.touchObject.minSwipe = _.listHeight / _.options.touchThreshold;
}
switch (event.data.action) {
case 'start':
_.swipeStart(event);
break;
case 'move':
_.swipeMove(event);
break;
case 'end':
_.swipeEnd(event);
break;
}
};
Slick.prototype.swipeMove = function (event) {
var _ = this,
edgeWasHit = false,
curLeft,
swipeDirection,
swipeLength,
positionOffset,
touches,
verticalSwipeLength;
touches =
event.originalEvent !== undefined ? event.originalEvent.touches : null;
if (!_.dragging || _.scrolling || (touches && touches.length !== 1)) {
return false;
}
curLeft = _.getLeft(_.currentSlide);
_.touchObject.curX =
touches !== undefined ? touches[0].pageX : event.clientX;
_.touchObject.curY =
touches !== undefined ? touches[0].pageY : event.clientY;
_.touchObject.swipeLength = Math.round(
Math.sqrt(Math.pow(_.touchObject.curX - _.touchObject.startX, 2))
);
verticalSwipeLength = Math.round(
Math.sqrt(Math.pow(_.touchObject.curY - _.touchObject.startY, 2))
);
if (!_.options.verticalSwiping && !_.swiping && verticalSwipeLength > 4) {
_.scrolling = true;
return false;
}
if (_.options.verticalSwiping === true) {
_.touchObject.swipeLength = verticalSwipeLength;
}
swipeDirection = _.swipeDirection();
if (event.originalEvent !== undefined && _.touchObject.swipeLength > 4) {
_.swiping = true;
event.preventDefault();
}
positionOffset =
(_.options.rtl === false ? 1 : -1) *
(_.touchObject.curX > _.touchObject.startX ? 1 : -1);
if (_.options.verticalSwiping === true) {
positionOffset = _.touchObject.curY > _.touchObject.startY ? 1 : -1;
}
swipeLength = _.touchObject.swipeLength;
_.touchObject.edgeHit = false;
if (_.options.infinite === false) {
if (
(_.currentSlide === 0 && swipeDirection === 'right') ||
(_.currentSlide >= _.getDotCount() && swipeDirection === 'left')
) {
swipeLength = _.touchObject.swipeLength * _.options.edgeFriction;
_.touchObject.edgeHit = true;
}
}
if (_.options.vertical === false) {
_.swipeLeft = curLeft + swipeLength * positionOffset;
} else {
_.swipeLeft =
curLeft +
swipeLength * (_.$list.height() / _.listWidth) * positionOffset;
}
if (_.options.verticalSwiping === true) {
_.swipeLeft = curLeft + swipeLength * positionOffset;
}
if (_.options.fade === true || _.options.touchMove === false) {
return false;
}
if (_.animating === true) {
_.swipeLeft = null;
return false;
}
_.setCSS(_.swipeLeft);
};
Slick.prototype.swipeStart = function (event) {
var _ = this,
touches;
_.interrupted = true;
if (
_.touchObject.fingerCount !== 1 ||
_.slideCount <= _.options.slidesToShow
) {
_.touchObject = {};
return false;
}
if (
event.originalEvent !== undefined &&
event.originalEvent.touches !== undefined
) {
touches = event.originalEvent.touches[0];
}
_.touchObject.startX = _.touchObject.curX =
touches !== undefined ? touches.pageX : event.clientX;
_.touchObject.startY = _.touchObject.curY =
touches !== undefined ? touches.pageY : event.clientY;
_.dragging = true;
};
Slick.prototype.unfilterSlides = Slick.prototype.slickUnfilter = function () {
var _ = this;
if (_.$slidesCache !== null) {
_.unload();
_.$slideTrack.children(this.options.slide).detach();
_.$slidesCache.appendTo(_.$slideTrack);
_.reinit();
}
};
Slick.prototype.unload = function () {
var _ = this;
$('.slick-cloned', _.$slider).remove();
if (_.$dots) {
_.$dots.remove();
}
if (_.$prevArrow && _.htmlExpr.test(_.options.prevArrow)) {
_.$prevArrow.remove();
}
if (_.$nextArrow && _.htmlExpr.test(_.options.nextArrow)) {
_.$nextArrow.remove();
}
_.$slides
.removeClass('slick-slide slick-active slick-visible slick-current')
.attr('aria-hidden', 'true')
.css('width', '');
};
Slick.prototype.unslick = function (fromBreakpoint) {
var _ = this;
_.$slider.trigger('unslick', [_, fromBreakpoint]);
_.destroy();
};
Slick.prototype.updateArrows = function () {
var _ = this,
centerOffset;
centerOffset = Math.floor(_.options.slidesToShow / 2);
if (
_.options.arrows === true &&
_.slideCount > _.options.slidesToShow &&
!_.options.infinite
) {
_.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
_.$nextArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
if (_.currentSlide === 0) {
_.$prevArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
_.$nextArrow
.removeClass('slick-disabled')
.attr('aria-disabled', 'false');
} else if (
_.currentSlide >= _.slideCount - _.options.slidesToShow &&
_.options.centerMode === false
) {
_.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
_.$prevArrow
.removeClass('slick-disabled')
.attr('aria-disabled', 'false');
} else if (
_.currentSlide >= _.slideCount - 1 &&
_.options.centerMode === true
) {
_.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
_.$prevArrow
.removeClass('slick-disabled')
.attr('aria-disabled', 'false');
}
}
};
Slick.prototype.updateDots = function () {
var _ = this;
if (_.$dots !== null) {
_.$dots.find('li').removeClass('slick-active').end();
_.$dots
.find('li')
.eq(Math.floor(_.currentSlide / _.options.slidesToScroll))
.addClass('slick-active');
}
};
Slick.prototype.visibility = function () {
var _ = this;
if (_.options.autoplay) {
if (document[_.hidden]) {
_.interrupted = true;
} else {
_.interrupted = false;
}
}
};
$.fn.slick = function () {
var _ = this,
opt = arguments[0],
args = Array.prototype.slice.call(arguments, 1),
l = _.length,
i,
ret;
for (i = 0; i < l; i++) {
if (typeof opt == 'object' || typeof opt == 'undefined')
_[i].slick = new Slick(_[i], opt);
else ret = _[i].slick[opt].apply(_[i].slick, args);
if (typeof ret != 'undefined') return ret;
}
return _;
};
});