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https://www.eztest.com.tw/_generic/js/slick/slick/slick.js

js eztest.com.tw collected 2026-10-06 06:55:53 UTC 84,877 bytes, 2,902 lines download raw bytes

1/*
2     _ _      _       _
3 ___| (_) ___| | __  (_)___
4/ __| | |/ __| |/ /  | / __|
5\__ \ | | (__|   < _ | \__ \
6|___/_|_|\___|_|\_(_)/ |___/
7                   |__/
8
9 Version: 1.6.0
10  Author: Ken Wheeler
11 Website: http://kenwheeler.github.io
12    Docs: http://kenwheeler.github.io/slick
13    Repo: http://github.com/kenwheeler/slick
14  Issues: http://github.com/kenwheeler/slick/issues
15
16 */
17/* global window, document, define, jQuery, setInterval, clearInterval */
18(function(factory) {
19    'use strict';
20    if (typeof define === 'function' && define.amd) {
21        define(['jquery'], factory);
22    } else if (typeof exports !== 'undefined') {
23        module.exports = factory(require('jquery'));
24    } else {
25        factory(jQuery);
26    }
27
28}(function($) {
29    'use strict';
30    var Slick = window.Slick || {};
31
32    Slick = (function() {
33
34        var instanceUid = 0;
35
36        function Slick(element, settings) {
37
38            var _ = this, dataSettings;
39
40            _.defaults = {
41                accessibility: true,
42                adaptiveHeight: false,
43                appendArrows: $(element),
44                appendDots: $(element),
45                arrows: true,
46                asNavFor: null,
47                prevArrow: '<button type="button" data-role="none" class="slick-prev" aria-label="Previous" tabindex="0" role="button">Previous</button>',
48                nextArrow: '<button type="button" data-role="none" class="slick-next" aria-label="Next" tabindex="0" role="button">Next</button>',
49                autoplay: false,
50                autoplaySpeed: 3000,
51                centerMode: false,
52                centerPadding: '50px',
53                cssEase: 'ease',
54                customPaging: function(slider, i) {
55                    return $('<button type="button" data-role="none" role="button" tabindex="0" />').text(i + 1);
56                },
57                dots: false,
58                dotsClass: 'slick-dots',
59                draggable: true,
60                easing: 'linear',
61                edgeFriction: 0.35,
62                fade: false,
63                focusOnSelect: false,
64                infinite: true,
65                initialSlide: 0,
66                lazyLoad: 'ondemand',
67                mobileFirst: false,
68                pauseOnHover: true,
69                pauseOnFocus: true,
70                pauseOnDotsHover: false,
71                respondTo: 'window',
72                responsive: null,
73                rows: 1,
74                rtl: false,
75                slide: '',
76                slidesPerRow: 1,
77                slidesToShow: 1,
78                slidesToScroll: 1,
79                speed: 500,
80                swipe: true,
81                swipeToSlide: false,
82                touchMove: true,
83                touchThreshold: 5,
84                useCSS: true,
85                useTransform: true,
86                variableWidth: false,
87                vertical: false,
88                verticalSwiping: false,
89                waitForAnimate: true,
90                zIndex: 1000
91            };
92
93            _.initials = {
94                animating: false,
95                dragging: false,
96                autoPlayTimer: null,
97                currentDirection: 0,
98                currentLeft: null,
99                currentSlide: 0,
100                direction: 1,
101                $dots: null,
102                listWidth: null,
103                listHeight: null,
104                loadIndex: 0,
105                $nextArrow: null,
106                $prevArrow: null,
107                slideCount: null,
108                slideWidth: null,
109                $slideTrack: null,
110                $slides: null,
111                sliding: false,
112                slideOffset: 0,
113                swipeLeft: null,
114                $list: null,
115                touchObject: {},
116                transformsEnabled: false,
117                unslicked: false
118            };
119
120            $.extend(_, _.initials);
121
122            _.activeBreakpoint = null;
123            _.animType = null;
124            _.animProp = null;
125            _.breakpoints = [];
126            _.breakpointSettings = [];
127            _.cssTransitions = false;
vendor: 28,438 bytes, lines 128-1084
128            _.focussed = false;
129            _.interrupted = false;
130            _.hidden = 'hidden';
131            _.paused = true;
132            _.positionProp = null;
133            _.respondTo = null;
134            _.rowCount = 1;
135            _.shouldClick = true;
136            _.$slider = $(element);
137            _.$slidesCache = null;
138            _.transformType = null;
139            _.transitionType = null;
140            _.visibilityChange = 'visibilitychange';
141            _.windowWidth = 0;
142            _.windowTimer = null;
143
144            dataSettings = $(element).data('slick') || {};
145
146            _.options = $.extend({}, _.defaults, settings, dataSettings);
147
148            _.currentSlide = _.options.initialSlide;
149
150            _.originalSettings = _.options;
151
152            if (typeof document.mozHidden !== 'undefined') {
153                _.hidden = 'mozHidden';
154                _.visibilityChange = 'mozvisibilitychange';
155            } else if (typeof document.webkitHidden !== 'undefined') {
156                _.hidden = 'webkitHidden';
157                _.visibilityChange = 'webkitvisibilitychange';
158            }
159
160            _.autoPlay = $.proxy(_.autoPlay, _);
161            _.autoPlayClear = $.proxy(_.autoPlayClear, _);
162            _.autoPlayIterator = $.proxy(_.autoPlayIterator, _);
163            _.changeSlide = $.proxy(_.changeSlide, _);
164            _.clickHandler = $.proxy(_.clickHandler, _);
165            _.selectHandler = $.proxy(_.selectHandler, _);
166            _.setPosition = $.proxy(_.setPosition, _);
167            _.swipeHandler = $.proxy(_.swipeHandler, _);
168            _.dragHandler = $.proxy(_.dragHandler, _);
169            _.keyHandler = $.proxy(_.keyHandler, _);
170
171            _.instanceUid = instanceUid++;
172
173            // A simple way to check for HTML strings
174            // Strict HTML recognition (must start with <)
175            // Extracted from jQuery v1.11 source
176            _.htmlExpr = /^(?:\s*(<[\w\W]+>)[^>]*)$/;
177
178
179            _.registerBreakpoints();
180            _.init(true);
181
182        }
183
184        return Slick;
185
186    }());
187
188    Slick.prototype.activateADA = function() {
189        var _ = this;
190
191        _.$slideTrack.find('.slick-active').attr({
192            'aria-hidden': 'false'
193        }).find('a, input, button, select').attr({
194            'tabindex': '0'
195        });
196
197    };
198
199    Slick.prototype.addSlide = Slick.prototype.slickAdd = function(markup, index, addBefore) {
200
201        var _ = this;
202
203        if (typeof(index) === 'boolean') {
204            addBefore = index;
205            index = null;
206        } else if (index < 0 || (index >= _.slideCount)) {
207            return false;
208        }
209
210        _.unload();
211
212        if (typeof(index) === 'number') {
213            if (index === 0 && _.$slides.length === 0) {
214                $(markup).appendTo(_.$slideTrack);
215            } else if (addBefore) {
216                $(markup).insertBefore(_.$slides.eq(index));
217            } else {
218                $(markup).insertAfter(_.$slides.eq(index));
219            }
220        } else {
221            if (addBefore === true) {
222                $(markup).prependTo(_.$slideTrack);
223            } else {
224                $(markup).appendTo(_.$slideTrack);
225            }
226        }
227
228        _.$slides = _.$slideTrack.children(this.options.slide);
229
230        _.$slideTrack.children(this.options.slide).detach();
231
232        _.$slideTrack.append(_.$slides);
233
234        _.$slides.each(function(index, element) {
235            $(element).attr('data-slick-index', index);
236        });
237
238        _.$slidesCache = _.$slides;
239
240        _.reinit();
241
242    };
243
244    Slick.prototype.animateHeight = function() {
245        var _ = this;
246        if (_.options.slidesToShow === 1 && _.options.adaptiveHeight === true && _.options.vertical === false) {
247            var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
248            _.$list.animate({
249                height: targetHeight
250            }, _.options.speed);
251        }
252    };
253
254    Slick.prototype.animateSlide = function(targetLeft, callback) {
255
256        var animProps = {},
257            _ = this;
258
259        _.animateHeight();
260
261        if (_.options.rtl === true && _.options.vertical === false) {
262            targetLeft = -targetLeft;
263        }
264        if (_.transformsEnabled === false) {
265            if (_.options.vertical === false) {
266                _.$slideTrack.animate({
267                    left: targetLeft
268                }, _.options.speed, _.options.easing, callback);
269            } else {
270                _.$slideTrack.animate({
271                    top: targetLeft
272                }, _.options.speed, _.options.easing, callback);
273            }
274
275        } else {
276
277            if (_.cssTransitions === false) {
278                if (_.options.rtl === true) {
279                    _.currentLeft = -(_.currentLeft);
280                }
281                $({
282                    animStart: _.currentLeft
283                }).animate({
284                    animStart: targetLeft
285                }, {
286                    duration: _.options.speed,
287                    easing: _.options.easing,
288                    step: function(now) {
289                        now = Math.ceil(now);
290                        if (_.options.vertical === false) {
291                            animProps[_.animType] = 'translate(' +
292                                now + 'px, 0px)';
293                            _.$slideTrack.css(animProps);
294                        } else {
295                            animProps[_.animType] = 'translate(0px,' +
296                                now + 'px)';
297                            _.$slideTrack.css(animProps);
298                        }
299                    },
300                    complete: function() {
301                        if (callback) {
302                            callback.call();
303                        }
304                    }
305                });
306
307            } else {
308
309                _.applyTransition();
310                targetLeft = Math.ceil(targetLeft);
311
312                if (_.options.vertical === false) {
313                    animProps[_.animType] = 'translate3d(' + targetLeft + 'px, 0px, 0px)';
314                } else {
315                    animProps[_.animType] = 'translate3d(0px,' + targetLeft + 'px, 0px)';
316                }
317                _.$slideTrack.css(animProps);
318
319                if (callback) {
320                    setTimeout(function() {
321
322                        _.disableTransition();
323
324                        callback.call();
325                    }, _.options.speed);
326                }
327
328            }
329
330        }
331
332    };
333
334    Slick.prototype.getNavTarget = function() {
335
336        var _ = this,
337            asNavFor = _.options.asNavFor;
338
339        if ( asNavFor && asNavFor !== null ) {
340            asNavFor = $(asNavFor).not(_.$slider);
341        }
342
343        return asNavFor;
344
345    };
346
347    Slick.prototype.asNavFor = function(index) {
348
349        var _ = this,
350            asNavFor = _.getNavTarget();
351
352        if ( asNavFor !== null && typeof asNavFor === 'object' ) {
353            asNavFor.each(function() {
354                var target = $(this).slick('getSlick');
355                if(!target.unslicked) {
356                    target.slideHandler(index, true);
357                }
358            });
359        }
360
361    };
362
363    Slick.prototype.applyTransition = function(slide) {
364
365        var _ = this,
366            transition = {};
367
368        if (_.options.fade === false) {
369            transition[_.transitionType] = _.transformType + ' ' + _.options.speed + 'ms ' + _.options.cssEase;
370        } else {
371            transition[_.transitionType] = 'opacity ' + _.options.speed + 'ms ' + _.options.cssEase;
372        }
373
374        if (_.options.fade === false) {
375            _.$slideTrack.css(transition);
376        } else {
377            _.$slides.eq(slide).css(transition);
378        }
379
380    };
381
382    Slick.prototype.autoPlay = function() {
383
384        var _ = this;
385
386        _.autoPlayClear();
387
388        if ( _.slideCount > _.options.slidesToShow ) {
389            _.autoPlayTimer = setInterval( _.autoPlayIterator, _.options.autoplaySpeed );
390        }
391
392    };
393
394    Slick.prototype.autoPlayClear = function() {
395
396        var _ = this;
397
398        if (_.autoPlayTimer) {
399            clearInterval(_.autoPlayTimer);
400        }
401
402    };
403
404    Slick.prototype.autoPlayIterator = function() {
405
406        var _ = this,
407            slideTo = _.currentSlide + _.options.slidesToScroll;
408
409        if ( !_.paused && !_.interrupted && !_.focussed ) {
410
411            if ( _.options.infinite === false ) {
412
413                if ( _.direction === 1 && ( _.currentSlide + 1 ) === ( _.slideCount - 1 )) {
414                    _.direction = 0;
415                }
416
417                else if ( _.direction === 0 ) {
418
419                    slideTo = _.currentSlide - _.options.slidesToScroll;
420
421                    if ( _.currentSlide - 1 === 0 ) {
422                        _.direction = 1;
423                    }
424
425                }
426
427            }
428
429            _.slideHandler( slideTo );
430
431        }
432
433    };
434
435    Slick.prototype.buildArrows = function() {
436
437        var _ = this;
438
439        if (_.options.arrows === true ) {
440
441            _.$prevArrow = $(_.options.prevArrow).addClass('slick-arrow');
442            _.$nextArrow = $(_.options.nextArrow).addClass('slick-arrow');
443
444            if( _.slideCount > _.options.slidesToShow ) {
445
446                _.$prevArrow.removeClass('slick-hidden').removeAttr('aria-hidden tabindex');
447                _.$nextArrow.removeClass('slick-hidden').removeAttr('aria-hidden tabindex');
448
449                if (_.htmlExpr.test(_.options.prevArrow)) {
450                    _.$prevArrow.prependTo(_.options.appendArrows);
451                }
452
453                if (_.htmlExpr.test(_.options.nextArrow)) {
454                    _.$nextArrow.appendTo(_.options.appendArrows);
455                }
456
457                if (_.options.infinite !== true) {
458                    _.$prevArrow
459                        .addClass('slick-disabled')
460                        .attr('aria-disabled', 'true');
461                }
462
463            } else {
464
465                _.$prevArrow.add( _.$nextArrow )
466
467                    .addClass('slick-hidden')
468                    .attr({
469                        'aria-disabled': 'true',
470                        'tabindex': '-1'
471                    });
472
473            }
474
475        }
476
477    };
478
479    Slick.prototype.buildDots = function() {
480
481        var _ = this,
482            i, dot;
483
484        if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
485
486            _.$slider.addClass('slick-dotted');
487
488            dot = $('<ul />').addClass(_.options.dotsClass);
489
490            for (i = 0; i <= _.getDotCount(); i += 1) {
491                dot.append($('<li />').append(_.options.customPaging.call(this, _, i)));
492            }
493
494            _.$dots = dot.appendTo(_.options.appendDots);
495
496            _.$dots.find('li').first().addClass('slick-active').attr('aria-hidden', 'false');
497
498        }
499
500    };
501
502    Slick.prototype.buildOut = function() {
503
504        var _ = this;
505
506        _.$slides =
507            _.$slider
508                .children( _.options.slide + ':not(.slick-cloned)')
509                .addClass('slick-slide')
510                .css({
511                    position: 'relative',
512                    visibility: 'visible',
513                });
514
515        _.slideCount = _.$slides.length;
516
517        _.$slides.each(function(index, element) {
518            $(element)
519                .attr('data-slick-index', index)
520                .data('originalStyling', $(element).attr('style') || '');
521        });
522
523        _.$slider.addClass('slick-slider');
524
525        _.$slideTrack = (_.slideCount === 0) ?
526            $('<div class="slick-track"/>').appendTo(_.$slider) :
527            _.$slides.wrapAll('<div class="slick-track"/>').parent();
528
529        _.$list = _.$slideTrack.wrap(
530            '<div aria-live="polite" class="slick-list"/>').parent();
531        _.$slideTrack.css('opacity', 0);
532
533        if (_.options.centerMode === true || _.options.swipeToSlide === true) {
534            _.options.slidesToScroll = 1;
535        }
536
537        $('img[data-lazy]', _.$slider).not('[src]').addClass('slick-loading');
538
539        _.setupInfinite();
540
541        _.buildArrows();
542
543        _.buildDots();
544
545        _.updateDots();
546
547
548        _.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);
549
550        if (_.options.draggable === true) {
551            _.$list.addClass('draggable');
552        }
553
554    };
555
556    Slick.prototype.buildRows = function() {
557
558        var _ = this, a, b, c, newSlides, numOfSlides, originalSlides,slidesPerSection;
559
560        newSlides = document.createDocumentFragment();
561        originalSlides = _.$slider.children();
562
563        if(_.options.rows > 1) {
564
565            slidesPerSection = _.options.slidesPerRow * _.options.rows;
566            numOfSlides = Math.ceil(
567                originalSlides.length / slidesPerSection
568            );
569
570            for(a = 0; a < numOfSlides; a++){
571                var slide = document.createElement('div');
572                for(b = 0; b < _.options.rows; b++) {
573                    var row = document.createElement('div');
574                    for(c = 0; c < _.options.slidesPerRow; c++) {
575                        var target = (a * slidesPerSection + ((b * _.options.slidesPerRow) + c));
576                        if (originalSlides.get(target)) {
577                            row.appendChild(originalSlides.get(target));
578                        }
579                    }
580                    slide.appendChild(row);
581                }
582                newSlides.appendChild(slide);
583            }
584
585            _.$slider.empty().append(newSlides);
586            _.$slider.children().children().children()
587                .css({
588                    'width':(100 / _.options.slidesPerRow) + '%',
589                    'display': 'inline-block'
590                });
591
592        }
593
594    };
595
596    Slick.prototype.checkResponsive = function(initial, forceUpdate) {
597
598        var _ = this,
599            breakpoint, targetBreakpoint, respondToWidth, triggerBreakpoint = false;
600        var sliderWidth = _.$slider.width();
601        var windowWidth = window.innerWidth || $(window).width();
602
603        if (_.respondTo === 'window') {
604            respondToWidth = windowWidth;
605        } else if (_.respondTo === 'slider') {
606            respondToWidth = sliderWidth;
607        } else if (_.respondTo === 'min') {
608            respondToWidth = Math.min(windowWidth, sliderWidth);
609        }
610
611        if ( _.options.responsive &&
612            _.options.responsive.length &&
613            _.options.responsive !== null) {
614
615            targetBreakpoint = null;
616
617            for (breakpoint in _.breakpoints) {
618                if (_.breakpoints.hasOwnProperty(breakpoint)) {
619                    if (_.originalSettings.mobileFirst === false) {
620                        if (respondToWidth < _.breakpoints[breakpoint]) {
621                            targetBreakpoint = _.breakpoints[breakpoint];
622                        }
623                    } else {
624                        if (respondToWidth > _.breakpoints[breakpoint]) {
625                            targetBreakpoint = _.breakpoints[breakpoint];
626                        }
627                    }
628                }
629            }
630
631            if (targetBreakpoint !== null) {
632                if (_.activeBreakpoint !== null) {
633                    if (targetBreakpoint !== _.activeBreakpoint || forceUpdate) {
634                        _.activeBreakpoint =
635                            targetBreakpoint;
636                        if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
637                            _.unslick(targetBreakpoint);
638                        } else {
639                            _.options = $.extend({}, _.originalSettings,
640                                _.breakpointSettings[
641                                    targetBreakpoint]);
642                            if (initial === true) {
643                                _.currentSlide = _.options.initialSlide;
644                            }
645                            _.refresh(initial);
646                        }
647                        triggerBreakpoint = targetBreakpoint;
648                    }
649                } else {
650                    _.activeBreakpoint = targetBreakpoint;
651                    if (_.breakpointSettings[targetBreakpoint] === 'unslick') {
652                        _.unslick(targetBreakpoint);
653                    } else {
654                        _.options = $.extend({}, _.originalSettings,
655                            _.breakpointSettings[
656                                targetBreakpoint]);
657                        if (initial === true) {
658                            _.currentSlide = _.options.initialSlide;
659                        }
660                        _.refresh(initial);
661                    }
662                    triggerBreakpoint = targetBreakpoint;
663                }
664            } else {
665                if (_.activeBreakpoint !== null) {
666                    _.activeBreakpoint = null;
667                    _.options = _.originalSettings;
668                    if (initial === true) {
669                        _.currentSlide = _.options.initialSlide;
670                    }
671                    _.refresh(initial);
672                    triggerBreakpoint = targetBreakpoint;
673                }
674            }
675
676            // only trigger breakpoints during an actual break. not on initialize.
677            if( !initial && triggerBreakpoint !== false ) {
678                _.$slider.trigger('breakpoint', [_, triggerBreakpoint]);
679            }
680        }
681
682    };
683
684    Slick.prototype.changeSlide = function(event, dontAnimate) {
685
686        var _ = this,
687            $target = $(event.currentTarget),
688            indexOffset, slideOffset, unevenOffset;
689
690        // If target is a link, prevent default action.
691        if($target.is('a')) {
692            event.preventDefault();
693        }
694
695        // If target is not the <li> element (ie: a child), find the <li>.
696        if(!$target.is('li')) {
697            $target = $target.closest('li');
698        }
699
700        unevenOffset = (_.slideCount % _.options.slidesToScroll !== 0);
701        indexOffset = unevenOffset ? 0 : (_.slideCount - _.currentSlide) % _.options.slidesToScroll;
702
703        switch (event.data.message) {
704
705            case 'previous':
706                slideOffset = indexOffset === 0 ? _.options.slidesToScroll : _.options.slidesToShow - indexOffset;
707                if (_.slideCount > _.options.slidesToShow) {
708                    _.slideHandler(_.currentSlide - slideOffset, false, dontAnimate);
709                }
710                break;
711
712            case 'next':
713                slideOffset = indexOffset === 0 ? _.options.slidesToScroll : indexOffset;
714                if (_.slideCount > _.options.slidesToShow) {
715                    _.slideHandler(_.currentSlide + slideOffset, false, dontAnimate);
716                }
717                break;
718
719            case 'index':
720                var index = event.data.index === 0 ? 0 :
721                    event.data.index || $target.index() * _.options.slidesToScroll;
722
723                _.slideHandler(_.checkNavigable(index), false, dontAnimate);
724                $target.children().trigger('focus');
725                break;
726
727            default:
728                return;
729        }
730
731    };
732
733    Slick.prototype.checkNavigable = function(index) {
734
735        var _ = this,
736            navigables, prevNavigable;
737
738        navigables = _.getNavigableIndexes();
739        prevNavigable = 0;
740        if (index > navigables[navigables.length - 1]) {
741            index = navigables[navigables.length - 1];
742        } else {
743            for (var n in navigables) {
744                if (index < navigables[n]) {
745                    index = prevNavigable;
746                    break;
747                }
748                prevNavigable = navigables[n];
749            }
750        }
751
752        return index;
753    };
754
755    Slick.prototype.cleanUpEvents = function() {
756
757        var _ = this;
758
759        if (_.options.dots && _.$dots !== null) {
760
761            $('li', _.$dots)
762                .off('click.slick', _.changeSlide)
763                .off('mouseenter.slick', $.proxy(_.interrupt, _, true))
764                .off('mouseleave.slick', $.proxy(_.interrupt, _, false));
765
766        }
767
768        _.$slider.off('focus.slick blur.slick');
769
770        if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
771            _.$prevArrow && _.$prevArrow.off('click.slick', _.changeSlide);
772            _.$nextArrow && _.$nextArrow.off('click.slick', _.changeSlide);
773        }
774
775        _.$list.off('touchstart.slick mousedown.slick', _.swipeHandler);
776        _.$list.off('touchmove.slick mousemove.slick', _.swipeHandler);
777        _.$list.off('touchend.slick mouseup.slick', _.swipeHandler);
778        _.$list.off('touchcancel.slick mouseleave.slick', _.swipeHandler);
779
780        _.$list.off('click.slick', _.clickHandler);
781
782        $(document).off(_.visibilityChange, _.visibility);
783
784        _.cleanUpSlideEvents();
785
786        if (_.options.accessibility === true) {
787            _.$list.off('keydown.slick', _.keyHandler);
788        }
789
790        if (_.options.focusOnSelect === true) {
791            $(_.$slideTrack).children().off('click.slick', _.selectHandler);
792        }
793
794        $(window).off('orientationchange.slick.slick-' + _.instanceUid, _.orientationChange);
795
796        $(window).off('resize.slick.slick-' + _.instanceUid, _.resize);
797
798        $('[draggable!=true]', _.$slideTrack).off('dragstart', _.preventDefault);
799
800        $(window).off('load.slick.slick-' + _.instanceUid, _.setPosition);
801        $(document).off('ready.slick.slick-' + _.instanceUid, _.setPosition);
802
803    };
804
805    Slick.prototype.cleanUpSlideEvents = function() {
806
807        var _ = this;
808
809        _.$list.off('mouseenter.slick', $.proxy(_.interrupt, _, true));
810        _.$list.off('mouseleave.slick', $.proxy(_.interrupt, _, false));
811
812    };
813
814    Slick.prototype.cleanUpRows = function() {
815
816        var _ = this, originalSlides;
817
818        if(_.options.rows > 1) {
819            originalSlides = _.$slides.children().children();
820            originalSlides.removeAttr('style');
821            _.$slider.empty().append(originalSlides);
822        }
823
824    };
825
826    Slick.prototype.clickHandler = function(event) {
827
828        var _ = this;
829
830        if (_.shouldClick === false) {
831            event.stopImmediatePropagation();
832            event.stopPropagation();
833            event.preventDefault();
834        }
835
836    };
837
838    Slick.prototype.destroy = function(refresh) {
839
840        var _ = this;
841
842        _.autoPlayClear();
843
844        _.touchObject = {};
845
846        _.cleanUpEvents();
847
848        $('.slick-cloned', _.$slider).detach();
849
850        if (_.$dots) {
851            _.$dots.remove();
852        }
853
854
855        if ( _.$prevArrow && _.$prevArrow.length ) {
856
857            _.$prevArrow
858                .removeClass('slick-disabled slick-arrow slick-hidden')
859                .removeAttr('aria-hidden aria-disabled tabindex')
860                .css('display','');
861
862            if ( _.htmlExpr.test( _.options.prevArrow )) {
863                _.$prevArrow.remove();
864            }
865        }
866
867        if ( _.$nextArrow && _.$nextArrow.length ) {
868
869            _.$nextArrow
870                .removeClass('slick-disabled slick-arrow slick-hidden')
871                .removeAttr('aria-hidden aria-disabled tabindex')
872                .css('display','');
873
874            if ( _.htmlExpr.test( _.options.nextArrow )) {
875                _.$nextArrow.remove();
876            }
877
878        }
879
880
881        if (_.$slides) {
882
883            _.$slides
884                .removeClass('slick-slide slick-active slick-center slick-visible slick-current')
885                .removeAttr('aria-hidden')
886                .removeAttr('data-slick-index')
887                .each(function(){
888                    $(this).attr('style', $(this).data('originalStyling'));
889                });
890
891            _.$slideTrack.children(this.options.slide).detach();
892
893            _.$slideTrack.detach();
894
895            _.$list.detach();
896
897            _.$slider.append(_.$slides);
898        }
899
900        _.cleanUpRows();
901
902        _.$slider.removeClass('slick-slider');
903        _.$slider.removeClass('slick-initialized');
904        _.$slider.removeClass('slick-dotted');
905
906        _.unslicked = true;
907
908        if(!refresh) {
909            _.$slider.trigger('destroy', [_]);
910        }
911
912    };
913
914    Slick.prototype.disableTransition = function(slide) {
915
916        var _ = this,
917            transition = {};
918
919        transition[_.transitionType] = '';
920
921        if (_.options.fade === false) {
922            _.$slideTrack.css(transition);
923        } else {
924            _.$slides.eq(slide).css(transition);
925        }
926
927    };
928
929    Slick.prototype.fadeSlide = function(slideIndex, callback) {
930
931        var _ = this;
932
933        if (_.cssTransitions === false) {
934
935            _.$slides.eq(slideIndex).css({
936                zIndex: _.options.zIndex
937            });
938
939            _.$slides.eq(slideIndex).animate({
940                opacity: 1
941            }, _.options.speed, _.options.easing, callback);
942
943        } else {
944
945            _.applyTransition(slideIndex);
946
947            _.$slides.eq(slideIndex).css({
948                opacity: 1,
949                zIndex: _.options.zIndex
950            });
951
952            if (callback) {
953                setTimeout(function() {
954
955                    _.disableTransition(slideIndex);
956
957                    callback.call();
958                }, _.options.speed);
959            }
960
961        }
962
963    };
964
965    Slick.prototype.fadeSlideOut = function(slideIndex) {
966
967        var _ = this;
968
969        if (_.cssTransitions === false) {
970
971            _.$slides.eq(slideIndex).animate({
972                opacity: 0,
973                zIndex: _.options.zIndex - 2
974            }, _.options.speed, _.options.easing);
975
976        } else {
977
978            _.applyTransition(slideIndex);
979
980            _.$slides.eq(slideIndex).css({
981                opacity: 0,
982                zIndex: _.options.zIndex - 2
983            });
984
985        }
986
987    };
988
989    Slick.prototype.filterSlides = Slick.prototype.slickFilter = function(filter) {
990
991        var _ = this;
992
993        if (filter !== null) {
994
995            _.$slidesCache = _.$slides;
996
997            _.unload();
998
999            _.$slideTrack.children(this.options.slide).detach();
1000
1001            _.$slidesCache.filter(filter).appendTo(_.$slideTrack);
1002
1003            _.reinit();
1004
1005        }
1006
1007    };
1008
1009    Slick.prototype.focusHandler = function() {
1010
1011        var _ = this;
1012
1013        _.$slider
1014            .off('focus.slick blur.slick')
1015            .on('focus.slick blur.slick',
1016                '*:not(.slick-arrow)', function(event) {
1017
1018            event.stopImmediatePropagation();
1019            var $sf = $(this);
1020
1021            setTimeout(function() {
1022
1023                if( _.options.pauseOnFocus ) {
1024                    _.focussed = $sf.is(':focus');
1025                    _.autoPlay();
1026                }
1027
1028            }, 0);
1029
1030        });
1031    };
1032
1033    Slick.prototype.getCurrent = Slick.prototype.slickCurrentSlide = function() {
1034
1035        var _ = this;
1036        return _.currentSlide;
1037
1038    };
1039
1040    Slick.prototype.getDotCount = function() {
1041
1042        var _ = this;
1043
1044        var breakPoint = 0;
1045        var counter = 0;
1046        var pagerQty = 0;
1047
1048        if (_.options.infinite === true) {
1049            while (breakPoint < _.slideCount) {
1050                ++pagerQty;
1051                breakPoint = counter + _.options.slidesToScroll;
1052                counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
1053            }
1054        } else if (_.options.centerMode === true) {
1055            pagerQty = _.slideCount;
1056        } else if(!_.options.asNavFor) {
1057            pagerQty = 1 + Math.ceil((_.slideCount - _.options.slidesToShow) / _.options.slidesToScroll);
1058        }else {
1059            while (breakPoint < _.slideCount) {
1060                ++pagerQty;
1061                breakPoint = counter + _.options.slidesToScroll;
1062                counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
1063            }
1064        }
1065
1066        return pagerQty - 1;
1067
1068    };
1069
1070    Slick.prototype.getLeft = function(slideIndex) {
1071
1072        var _ = this,
1073            targetLeft,
1074            verticalHeight,
1075            verticalOffset = 0,
1076            targetSlide;
1077
1078        _.slideOffset = 0;
1079        verticalHeight = _.$slides.first().outerHeight(true);
1080
1081        if (_.options.infinite === true) {
1082            if (_.slideCount > _.options.slidesToShow) {
1083                _.slideOffset = (_.slideWidth * _.options.slidesToShow) * -1;
1084                verticalOffset = (verticalHeight * _.options.slidesToShow) * -1
vendor: 6,628 bytes, lines 1084-1284
1084;
1085            }
1086            if (_.slideCount % _.options.slidesToScroll !== 0) {
1087                if (slideIndex + _.options.slidesToScroll > _.slideCount && _.slideCount > _.options.slidesToShow) {
1088                    if (slideIndex > _.slideCount) {
1089                        _.slideOffset = ((_.options.slidesToShow - (slideIndex - _.slideCount)) * _.slideWidth) * -1;
1090                        verticalOffset = ((_.options.slidesToShow - (slideIndex - _.slideCount)) * verticalHeight) * -1;
1091                    } else {
1092                        _.slideOffset = ((_.slideCount % _.options.slidesToScroll) * _.slideWidth) * -1;
1093                        verticalOffset = ((_.slideCount % _.options.slidesToScroll) * verticalHeight) * -1;
1094                    }
1095                }
1096            }
1097        } else {
1098            if (slideIndex + _.options.slidesToShow > _.slideCount) {
1099                _.slideOffset = ((slideIndex + _.options.slidesToShow) - _.slideCount) * _.slideWidth;
1100                verticalOffset = ((slideIndex + _.options.slidesToShow) - _.slideCount) * verticalHeight;
1101            }
1102        }
1103
1104        if (_.slideCount <= _.options.slidesToShow) {
1105            _.slideOffset = 0;
1106            verticalOffset = 0;
1107        }
1108
1109        if (_.options.centerMode === true && _.slideCount <= _.options.slidesToShow) {
1110            _.slideOffset = ((_.slideWidth * Math.floor(_.options.slidesToShow)) / 2) - ((_.slideWidth * _.slideCount) / 2);
1111        } else if (_.options.centerMode === true && _.options.infinite === true) {
1112            _.slideOffset += _.slideWidth * Math.floor(_.options.slidesToShow / 2) - _.slideWidth;
1113        } else if (_.options.centerMode === true) {
1114            _.slideOffset = 0;
1115            _.slideOffset += _.slideWidth * Math.floor(_.options.slidesToShow / 2);
1116        }
1117
1118        if (_.options.vertical === false) {
1119            targetLeft = ((slideIndex * _.slideWidth) * -1) + _.slideOffset;
1120        } else {
1121            targetLeft = ((slideIndex * verticalHeight) * -1) + verticalOffset;
1122        }
1123
1124        if (_.options.variableWidth === true) {
1125
1126            if (_.slideCount <= _.options.slidesToShow || _.options.infinite === false) {
1127                targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
1128            } else {
1129                targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex + _.options.slidesToShow);
1130            }
1131
1132            if (_.options.rtl === true) {
1133                if (targetSlide[0]) {
1134                    targetLeft = (_.$slideTrack.width() - targetSlide[0].offsetLeft - targetSlide.width()) * -1;
1135                } else {
1136                    targetLeft =  0;
1137                }
1138            } else {
1139                targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
1140            }
1141
1142            if (_.options.centerMode === true) {
1143                if (_.slideCount <= _.options.slidesToShow || _.options.infinite === false) {
1144                    targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex);
1145                } else {
1146                    targetSlide = _.$slideTrack.children('.slick-slide').eq(slideIndex + _.options.slidesToShow + 1);
1147                }
1148
1149                if (_.options.rtl === true) {
1150                    if (targetSlide[0]) {
1151                        targetLeft = (_.$slideTrack.width() - targetSlide[0].offsetLeft - targetSlide.width()) * -1;
1152                    } else {
1153                        targetLeft =  0;
1154                    }
1155                } else {
1156                    targetLeft = targetSlide[0] ? targetSlide[0].offsetLeft * -1 : 0;
1157                }
1158
1159                targetLeft += (_.$list.width() - targetSlide.outerWidth()) / 2;
1160            }
1161        }
1162
1163        return targetLeft;
1164
1165    };
1166
1167    Slick.prototype.getOption = Slick.prototype.slickGetOption = function(option) {
1168
1169        var _ = this;
1170
1171        return _.options[option];
1172
1173    };
1174
1175    Slick.prototype.getNavigableIndexes = function() {
1176
1177        var _ = this,
1178            breakPoint = 0,
1179            counter = 0,
1180            indexes = [],
1181            max;
1182
1183        if (_.options.infinite === false) {
1184            max = _.slideCount;
1185        } else {
1186            breakPoint = _.options.slidesToScroll * -1;
1187            counter = _.options.slidesToScroll * -1;
1188            max = _.slideCount * 2;
1189        }
1190
1191        while (breakPoint < max) {
1192            indexes.push(breakPoint);
1193            breakPoint = counter + _.options.slidesToScroll;
1194            counter += _.options.slidesToScroll <= _.options.slidesToShow ? _.options.slidesToScroll : _.options.slidesToShow;
1195        }
1196
1197        return indexes;
1198
1199    };
1200
1201    Slick.prototype.getSlick = function() {
1202
1203        return this;
1204
1205    };
1206
1207    Slick.prototype.getSlideCount = function() {
1208
1209        var _ = this,
1210            slidesTraversed, swipedSlide, centerOffset;
1211
1212        centerOffset = _.options.centerMode === true ? _.slideWidth * Math.floor(_.options.slidesToShow / 2) : 0;
1213
1214        if (_.options.swipeToSlide === true) {
1215            _.$slideTrack.find('.slick-slide').each(function(index, slide) {
1216                if (slide.offsetLeft - centerOffset + ($(slide).outerWidth() / 2) > (_.swipeLeft * -1)) {
1217                    swipedSlide = slide;
1218                    return false;
1219                }
1220            });
1221
1222            slidesTraversed = Math.abs($(swipedSlide).attr('data-slick-index') - _.currentSlide) || 1;
1223
1224            return slidesTraversed;
1225
1226        } else {
1227            return _.options.slidesToScroll;
1228        }
1229
1230    };
1231
1232    Slick.prototype.goTo = Slick.prototype.slickGoTo = function(slide, dontAnimate) {
1233
1234        var _ = this;
1235
1236        _.changeSlide({
1237            data: {
1238                message: 'index',
1239                index: parseInt(slide)
1240            }
1241        }, dontAnimate);
1242
1243    };
1244
1245    Slick.prototype.init = function(creation) {
1246
1247        var _ = this;
1248
1249        if (!$(_.$slider).hasClass('slick-initialized')) {
1250
1251            $(_.$slider).addClass('slick-initialized');
1252
1253            _.buildRows();
1254            _.buildOut();
1255            _.setProps();
1256            _.startLoad();
1257            _.loadSlider();
1258            _.initializeEvents();
1259            _.updateArrows();
1260            _.updateDots();
1261            _.checkResponsive(true);
1262            _.focusHandler();
1263
1264        }
1265
1266        if (creation) {
1267            _.$slider.trigger('init', [_]);
1268        }
1269
1270        if (_.options.accessibility === true) {
1271            _.initADA();
1272        }
1273
1274        if ( _.options.autoplay ) {
1275
1276            _.paused = false;
1277            _.autoPlay();
1278
1279        }
1280
1281    };
1282
1283    Slick.prototype.initADA = function() {
1284        var _ = this
1284;
1285        _.$slides.add(_.$slideTrack.find('.slick-cloned')).attr({
1286            'aria-hidden': 'true',
1287            'tabindex': '-1'
1288        }).find('a, input, button, select').attr({
1289            'tabindex': '-1'
1290        });
1291
1292        _.$slideTrack.attr('role', 'listbox');
1293
1294        _.$slides.not(_.$slideTrack.find('.slick-cloned')).each(function(i) {
1295            $(this).attr('role', 'option');
1296            
1297            //Evenly distribute aria-describedby tags through available dots.
1298            var describedBySlideId = _.options.centerMode ? i : Math.floor(i / _.options.slidesToShow);
1299            
1300            if (_.options.dots === true) {
1301                $(this).attr('aria-describedby', 'slick-slide' + _.instanceUid + describedBySlideId + '');
1302            }
1303        });
1304
1305        if (_.$dots !== null) {
1306            _.$dots.attr('role', 'tablist').find('li').each(function(i) {
1307                $(this).attr({
1308                    'role': 'presentation',
1309                    'aria-selected': 'false',
1310                    'aria-controls': 'navigation' + _.instanceUid + i + '',
1311                    'id': 'slick-slide' + _.instanceUid + i + ''
1312                });
1313            })
1314                .first().attr('aria-selected', 'true').end()
1315                .find('button').attr('role', 'button').end()
1316                .closest('div').attr('role', 'toolbar');
1317        }
1318        _.activateADA();
1319
1320    };
1321
1322    Slick.prototype.initArrowEvents = function() {
1323
1324        var _ = this;
1325
1326        if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
1327            _.$prevArrow
1328               .off('click.slick')
1329               .on('click.slick', {
1330                    message: 'previous'
1331               }, _.changeSlide);
1332            _.$nextArrow
1333               .off('click.slick')
1334               .on('click.slick', {
1335                    message: 'next'
1336               }, _.changeSlide);
1337        }
1338
1339    };
1340
1341    Slick.prototype.initDotEvents = function() {
1342
1343        var _ = this;
1344
1345        if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
1346            $('li', _.$dots).on('click.slick', {
1347                message: 'index'
1348            }, _.changeSlide);
1349        }
1350
1351        if ( _.options.dots === true && _.options.pauseOnDotsHover === true ) {
1352
1353            $('li', _.$dots)
1354                .on('mouseenter.slick', $.proxy(_.interrupt, _, true))
1355                .on('mouseleave.slick', $.proxy(_.interrupt, _, false));
1356
1357        }
1358
1359    };
1360
1361    Slick.prototype.initSlideEvents = function() {
1362
1363        var _ = this;
1364
1365        if ( _.options.pauseOnHover ) {
1366
1367            _.$list.on('mouseenter.slick', $.proxy(_.interrupt, _, true));
1368            _.$list.on('mouseleave.slick', $.proxy(_.interrupt, _, false));
1369
1370        }
1371
1372    };
1373
1374    Slick.prototype.initializeEvents = function() {
1375
1376        var _ = this;
1377
1378        _.initArrowEvents();
1379
1380        _.initDotEvents();
1381        _.initSlideEvents();
1382
1383        _.$list.on('touchstart.slick mousedown.slick', {
1384            action: 'start'
1385        }, _.swipeHandler);
1386        _.$list.on('touchmove.slick mousemove.slick', {
1387            action: 'move'
1388        }, _.swipeHandler);
1389        _.$list.on('touchend.slick mouseup.slick', {
1390            action: 'end'
1391        }, _.swipeHandler);
vendor: 16,637 bytes, lines 1392-1983
1392        _.$list.on('touchcancel.slick mouseleave.slick', {
1393            action: 'end'
1394        }, _.swipeHandler);
1395
1396        _.$list.on('click.slick', _.clickHandler);
1397
1398        $(document).on(_.visibilityChange, $.proxy(_.visibility, _));
1399
1400        if (_.options.accessibility === true) {
1401            _.$list.on('keydown.slick', _.keyHandler);
1402        }
1403
1404        if (_.options.focusOnSelect === true) {
1405            $(_.$slideTrack).children().on('click.slick', _.selectHandler);
1406        }
1407
1408        $(window).on('orientationchange.slick.slick-' + _.instanceUid, $.proxy(_.orientationChange, _));
1409
1410        $(window).on('resize.slick.slick-' + _.instanceUid, $.proxy(_.resize, _));
1411
1412        $('[draggable!=true]', _.$slideTrack).on('dragstart', _.preventDefault);
1413
1414        $(window).on('load.slick.slick-' + _.instanceUid, _.setPosition);
1415        $(document).on('ready.slick.slick-' + _.instanceUid, _.setPosition);
1416
1417    };
1418
1419    Slick.prototype.initUI = function() {
1420
1421        var _ = this;
1422
1423        if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
1424
1425            _.$prevArrow.show();
1426            _.$nextArrow.show();
1427
1428        }
1429
1430        if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
1431
1432            _.$dots.show();
1433
1434        }
1435
1436    };
1437
1438    Slick.prototype.keyHandler = function(event) {
1439
1440        var _ = this;
1441         //Dont slide if the cursor is inside the form fields and arrow keys are pressed
1442        if(!event.target.tagName.match('TEXTAREA|INPUT|SELECT')) {
1443            if (event.keyCode === 37 && _.options.accessibility === true) {
1444                _.changeSlide({
1445                    data: {
1446                        message: _.options.rtl === true ? 'next' :  'previous'
1447                    }
1448                });
1449            } else if (event.keyCode === 39 && _.options.accessibility === true) {
1450                _.changeSlide({
1451                    data: {
1452                        message: _.options.rtl === true ? 'previous' : 'next'
1453                    }
1454                });
1455            }
1456        }
1457
1458    };
1459
1460    Slick.prototype.lazyLoad = function() {
1461
1462        var _ = this,
1463            loadRange, cloneRange, rangeStart, rangeEnd;
1464
1465        function loadImages(imagesScope) {
1466
1467            $('img[data-lazy]', imagesScope).each(function() {
1468
1469                var image = $(this),
1470                    imageSource = $(this).attr('data-lazy'),
1471                    imageToLoad = document.createElement('img');
1472
1473                imageToLoad.onload = function() {
1474
1475                    image
1476                        .animate({ opacity: 0 }, 100, function() {
1477                            image
1478                                .attr('src', imageSource)
1479                                .animate({ opacity: 1 }, 200, function() {
1480                                    image
1481                                        .removeAttr('data-lazy')
1482                                        .removeClass('slick-loading');
1483                                });
1484                            _.$slider.trigger('lazyLoaded', [_, image, imageSource]);
1485                        });
1486
1487                };
1488
1489                imageToLoad.onerror = function() {
1490
1491                    image
1492                        .removeAttr( 'data-lazy' )
1493                        .removeClass( 'slick-loading' )
1494                        .addClass( 'slick-lazyload-error' );
1495
1496                    _.$slider.trigger('lazyLoadError', [ _, image, imageSource ]);
1497
1498                };
1499
1500                imageToLoad.src = imageSource;
1501
1502            });
1503
1504        }
1505
1506        if (_.options.centerMode === true) {
1507            if (_.options.infinite === true) {
1508                rangeStart = _.currentSlide + (_.options.slidesToShow / 2 + 1);
1509                rangeEnd = rangeStart + _.options.slidesToShow + 2;
1510            } else {
1511                rangeStart = Math.max(0, _.currentSlide - (_.options.slidesToShow / 2 + 1));
1512                rangeEnd = 2 + (_.options.slidesToShow / 2 + 1) + _.currentSlide;
1513            }
1514        } else {
1515            rangeStart = _.options.infinite ? _.options.slidesToShow + _.currentSlide : _.currentSlide;
1516            rangeEnd = Math.ceil(rangeStart + _.options.slidesToShow);
1517            if (_.options.fade === true) {
1518                if (rangeStart > 0) rangeStart--;
1519                if (rangeEnd <= _.slideCount) rangeEnd++;
1520            }
1521        }
1522
1523        loadRange = _.$slider.find('.slick-slide').slice(rangeStart, rangeEnd);
1524        loadImages(loadRange);
1525
1526        if (_.slideCount <= _.options.slidesToShow) {
1527            cloneRange = _.$slider.find('.slick-slide');
1528            loadImages(cloneRange);
1529        } else
1530        if (_.currentSlide >= _.slideCount - _.options.slidesToShow) {
1531            cloneRange = _.$slider.find('.slick-cloned').slice(0, _.options.slidesToShow);
1532            loadImages(cloneRange);
1533        } else if (_.currentSlide === 0) {
1534            cloneRange = _.$slider.find('.slick-cloned').slice(_.options.slidesToShow * -1);
1535            loadImages(cloneRange);
1536        }
1537
1538    };
1539
1540    Slick.prototype.loadSlider = function() {
1541
1542        var _ = this;
1543
1544        _.setPosition();
1545
1546        _.$slideTrack.css({
1547            opacity: 1
1548        });
1549
1550        _.$slider.removeClass('slick-loading');
1551
1552        _.initUI();
1553
1554        if (_.options.lazyLoad === 'progressive') {
1555            _.progressiveLazyLoad();
1556        }
1557
1558    };
1559
1560    Slick.prototype.next = Slick.prototype.slickNext = function() {
1561
1562        var _ = this;
1563
1564        _.changeSlide({
1565            data: {
1566                message: 'next'
1567            }
1568        });
1569
1570    };
1571
1572    Slick.prototype.orientationChange = function() {
1573
1574        var _ = this;
1575
1576        _.checkResponsive();
1577        _.setPosition();
1578
1579    };
1580
1581    Slick.prototype.pause = Slick.prototype.slickPause = function() {
1582
1583        var _ = this;
1584
1585        _.autoPlayClear();
1586        _.paused = true;
1587
1588    };
1589
1590    Slick.prototype.play = Slick.prototype.slickPlay = function() {
1591
1592        var _ = this;
1593
1594        _.autoPlay();
1595        _.options.autoplay = true;
1596        _.paused = false;
1597        _.focussed = false;
1598        _.interrupted = false;
1599
1600    };
1601
1602    Slick.prototype.postSlide = function(index) {
1603
1604        var _ = this;
1605
1606        if( !_.unslicked ) {
1607
1608            _.$slider.trigger('afterChange', [_, index]);
1609
1610            _.animating = false;
1611
1612            _.setPosition();
1613
1614            _.swipeLeft = null;
1615
1616            if ( _.options.autoplay ) {
1617                _.autoPlay();
1618            }
1619
1620            if (_.options.accessibility === true) {
1621                _.initADA();
1622            }
1623
1624        }
1625
1626    };
1627
1628    Slick.prototype.prev = Slick.prototype.slickPrev = function() {
1629
1630        var _ = this;
1631
1632        _.changeSlide({
1633            data: {
1634                message: 'previous'
1635            }
1636        });
1637
1638    };
1639
1640    Slick.prototype.preventDefault = function(event) {
1641
1642        event.preventDefault();
1643
1644    };
1645
1646    Slick.prototype.progressiveLazyLoad = function( tryCount ) {
1647
1648        tryCount = tryCount || 1;
1649
1650        var _ = this,
1651            $imgsToLoad = $( 'img[data-lazy]', _.$slider ),
1652            image,
1653            imageSource,
1654            imageToLoad;
1655
1656        if ( $imgsToLoad.length ) {
1657
1658            image = $imgsToLoad.first();
1659            imageSource = image.attr('data-lazy');
1660            imageToLoad = document.createElement('img');
1661
1662            imageToLoad.onload = function() {
1663
1664                image
1665                    .attr( 'src', imageSource )
1666                    .removeAttr('data-lazy')
1667                    .removeClass('slick-loading');
1668
1669                if ( _.options.adaptiveHeight === true ) {
1670                    _.setPosition();
1671                }
1672
1673                _.$slider.trigger('lazyLoaded', [ _, image, imageSource ]);
1674                _.progressiveLazyLoad();
1675
1676            };
1677
1678            imageToLoad.onerror = function() {
1679
1680                if ( tryCount < 3 ) {
1681
1682                    /**
1683                     * try to load the image 3 times,
1684                     * leave a slight delay so we don't get
1685                     * servers blocking the request.
1686                     */
1687                    setTimeout( function() {
1688                        _.progressiveLazyLoad( tryCount + 1 );
1689                    }, 500 );
1690
1691                } else {
1692
1693                    image
1694                        .removeAttr( 'data-lazy' )
1695                        .removeClass( 'slick-loading' )
1696                        .addClass( 'slick-lazyload-error' );
1697
1698                    _.$slider.trigger('lazyLoadError', [ _, image, imageSource ]);
1699
1700                    _.progressiveLazyLoad();
1701
1702                }
1703
1704            };
1705
1706            imageToLoad.src = imageSource;
1707
1708        } else {
1709
1710            _.$slider.trigger('allImagesLoaded', [ _ ]);
1711
1712        }
1713
1714    };
1715
1716    Slick.prototype.refresh = function( initializing ) {
1717
1718        var _ = this, currentSlide, lastVisibleIndex;
1719
1720        lastVisibleIndex = _.slideCount - _.options.slidesToShow;
1721
1722        // in non-infinite sliders, we don't want to go past the
1723        // last visible index.
1724        if( !_.options.infinite && ( _.currentSlide > lastVisibleIndex )) {
1725            _.currentSlide = lastVisibleIndex;
1726        }
1727
1728        // if less slides than to show, go to start.
1729        if ( _.slideCount <= _.options.slidesToShow ) {
1730            _.currentSlide = 0;
1731
1732        }
1733
1734        currentSlide = _.currentSlide;
1735
1736        _.destroy(true);
1737
1738        $.extend(_, _.initials, { currentSlide: currentSlide });
1739
1740        _.init();
1741
1742        if( !initializing ) {
1743
1744            _.changeSlide({
1745                data: {
1746                    message: 'index',
1747                    index: currentSlide
1748                }
1749            }, false);
1750
1751        }
1752
1753    };
1754
1755    Slick.prototype.registerBreakpoints = function() {
1756
1757        var _ = this, breakpoint, currentBreakpoint, l,
1758            responsiveSettings = _.options.responsive || null;
1759
1760        if ( $.type(responsiveSettings) === 'array' && responsiveSettings.length ) {
1761
1762            _.respondTo = _.options.respondTo || 'window';
1763
1764            for ( breakpoint in responsiveSettings ) {
1765
1766                l = _.breakpoints.length-1;
1767                currentBreakpoint = responsiveSettings[breakpoint].breakpoint;
1768
1769                if (responsiveSettings.hasOwnProperty(breakpoint)) {
1770
1771                    // loop through the breakpoints and cut out any existing
1772                    // ones with the same breakpoint number, we don't want dupes.
1773                    while( l >= 0 ) {
1774                        if( _.breakpoints[l] && _.breakpoints[l] === currentBreakpoint ) {
1775                            _.breakpoints.splice(l,1);
1776                        }
1777                        l--;
1778                    }
1779
1780                    _.breakpoints.push(currentBreakpoint);
1781                    _.breakpointSettings[currentBreakpoint] = responsiveSettings[breakpoint].settings;
1782
1783                }
1784
1785            }
1786
1787            _.breakpoints.sort(function(a, b) {
1788                return ( _.options.mobileFirst ) ? a-b : b-a;
1789            });
1790
1791        }
1792
1793    };
1794
1795    Slick.prototype.reinit = function() {
1796
1797        var _ = this;
1798
1799        _.$slides =
1800            _.$slideTrack
1801                .children(_.options.slide)
1802                .addClass('slick-slide');
1803
1804        _.slideCount = _.$slides.length;
1805
1806        if (_.currentSlide >= _.slideCount && _.currentSlide !== 0) {
1807            _.currentSlide = _.currentSlide - _.options.slidesToScroll;
1808        }
1809
1810        if (_.slideCount <= _.options.slidesToShow) {
1811            _.currentSlide = 0;
1812        }
1813
1814        _.registerBreakpoints();
1815
1816        _.setProps();
1817        _.setupInfinite();
1818        _.buildArrows();
1819        _.updateArrows();
1820        _.initArrowEvents();
1821        _.buildDots();
1822        _.updateDots();
1823        _.initDotEvents();
1824        _.cleanUpSlideEvents();
1825        _.initSlideEvents();
1826
1827        _.checkResponsive(false, true);
1828
1829        if (_.options.focusOnSelect === true) {
1830            $(_.$slideTrack).children().on('click.slick', _.selectHandler);
1831        }
1832
1833        _.setSlideClasses(typeof _.currentSlide === 'number' ? _.currentSlide : 0);
1834
1835        _.setPosition();
1836        _.focusHandler();
1837
1838        _.paused = !_.options.autoplay;
1839        _.autoPlay();
1840
1841        _.$slider.trigger('reInit', [_]);
1842
1843    };
1844
1845    Slick.prototype.resize = function() {
1846
1847        var _ = this;
1848
1849        if ($(window).width() !== _.windowWidth) {
1850            clearTimeout(_.windowDelay);
1851            _.windowDelay = window.setTimeout(function() {
1852                _.windowWidth = $(window).width();
1853                _.checkResponsive();
1854                if( !_.unslicked ) { _.setPosition(); }
1855            }, 50);
1856        }
1857    };
1858
1859    Slick.prototype.removeSlide = Slick.prototype.slickRemove = function(index, removeBefore, removeAll) {
1860
1861        var _ = this;
1862
1863        if (typeof(index) === 'boolean') {
1864            removeBefore = index;
1865            index = removeBefore === true ? 0 : _.slideCount - 1;
1866        } else {
1867            index = removeBefore === true ? --index : index;
1868        }
1869
1870        if (_.slideCount < 1 || index < 0 || index > _.slideCount - 1) {
1871            return false;
1872        }
1873
1874        _.unload();
1875
1876        if (removeAll === true) {
1877            _.$slideTrack.children().remove();
1878        } else {
1879            _.$slideTrack.children(this.options.slide).eq(index).remove();
1880        }
1881
1882        _.$slides = _.$slideTrack.children(this.options.slide);
1883
1884        _.$slideTrack.children(this.options.slide).detach();
1885
1886        _.$slideTrack.append(_.$slides);
1887
1888        _.$slidesCache = _.$slides;
1889
1890        _.reinit();
1891
1892    };
1893
1894    Slick.prototype.setCSS = function(position) {
1895
1896        var _ = this,
1897            positionProps = {},
1898            x, y;
1899
1900        if (_.options.rtl === true) {
1901            position = -position;
1902        }
1903        x = _.positionProp == 'left' ? Math.ceil(position) + 'px' : '0px';
1904        y = _.positionProp == 'top' ? Math.ceil(position) + 'px' : '0px';
1905
1906        positionProps[_.positionProp] = position;
1907
1908        if (_.transformsEnabled === false) {
1909            _.$slideTrack.css(positionProps);
1910        } else {
1911            positionProps = {};
1912            if (_.cssTransitions === false) {
1913                positionProps[_.animType] = 'translate(' + x + ', ' + y + ')';
1914                _.$slideTrack.css(positionProps);
1915            } else {
1916                positionProps[_.animType] = 'translate3d(' + x + ', ' + y + ', 0px)';
1917                _.$slideTrack.css(positionProps);
1918            }
1919        }
1920
1921    };
1922
1923    Slick.prototype.setDimensions = function() {
1924
1925        var _ = this;
1926
1927        if (_.options.vertical === false) {
1928            if (_.options.centerMode === true) {
1929                _.$list.css({
1930                    padding: ('0px ' + _.options.centerPadding)
1931                });
1932            }
1933        } else {
1934            _.$list.height(_.$slides.first().outerHeight(true) * _.options.slidesToShow);
1935            if (_.options.centerMode === true) {
1936                _.$list.css({
1937                    padding: (_.options.centerPadding + ' 0px')
1938                });
1939            }
1940        }
1941
1942        _.listWidth = _.$list.width();
1943        _.listHeight = _.$list.height();
1944
1945
1946        if (_.options.vertical === false && _.options.variableWidth === false) {
1947            _.slideWidth = Math.ceil(_.listWidth / _.options.slidesToShow);
1948            _.$slideTrack.width(Math.ceil((_.slideWidth * _.$slideTrack.children('.slick-slide').length)));
1949
1950        } else if (_.options.variableWidth === true) {
1951            _.$slideTrack.width(5000 * _.slideCount);
1952        } else {
1953            _.slideWidth = Math.ceil(_.listWidth);
1954            _.$slideTrack.height(Math.ceil((_.$slides.first().outerHeight(true) * _.$slideTrack.children('.slick-slide').length)));
1955        }
1956
1957        var offset = _.$slides.first().outerWidth(true) - _.$slides.first().width();
1958        if (_.options.variableWidth === false) _.$slideTrack.children('.slick-slide').width(_.slideWidth - offset);
1959
1960    };
1961
1962    Slick.prototype.setFade = function() {
1963
1964        var _ = this,
1965            targetLeft;
1966
1967        _.$slides.each(function(index, element) {
1968            targetLeft = (_.slideWidth * index) * -1;
1969            if (_.options.rtl === true) {
1970                $(element).css({
1971                    position: 'relative',
1972                    right: targetLeft,
1973                    top: 0,
1974                    zIndex: _.options.zIndex - 2,
1975                    opacity: 0,
1976                });
1977            } else {
1978                $(element).css({
1979                    position: 'relative',
1980                    left: targetLeft,
1981                    top: 0,
1982                    zIndex: _.options.zIndex - 2,
1983                    opacity: 0,
vendor: 6,071 bytes, lines 1983-2202
1983
1984                });
1985            }
1986        });
1987
1988        _.$slides.eq(_.currentSlide).css({
1989            zIndex: _.options.zIndex - 1,
1990            opacity: 1
1991        });
1992
1993    };
1994
1995    Slick.prototype.setHeight = function() {
1996
1997        var _ = this;
1998
1999        if (_.options.slidesToShow === 1 && _.options.adaptiveHeight === true && _.options.vertical === false) {
2000            var targetHeight = _.$slides.eq(_.currentSlide).outerHeight(true);
2001            _.$list.css('height', targetHeight);
2002        }
2003
2004    };
2005
2006    Slick.prototype.setOption =
2007    Slick.prototype.slickSetOption = function() {
2008
2009        /**
2010         * accepts arguments in format of:
2011         *
2012         *  - for changing a single option's value:
2013         *     .slick("setOption", option, value, refresh )
2014         *
2015         *  - for changing a set of responsive options:
2016         *     .slick("setOption", 'responsive', [{}, ...], refresh )
2017         *
2018         *  - for updating multiple values at once (not responsive)
2019         *     .slick("setOption", { 'option': value, ... }, refresh )
2020         */
2021
2022        var _ = this, l, item, option, value, refresh = false, type;
2023
2024        if( $.type( arguments[0] ) === 'object' ) {
2025
2026            option =  arguments[0];
2027            refresh = arguments[1];
2028            type = 'multiple';
2029
2030        } else if ( $.type( arguments[0] ) === 'string' ) {
2031
2032            option =  arguments[0];
2033            value = arguments[1];
2034            refresh = arguments[2];
2035
2036            if ( arguments[0] === 'responsive' && $.type( arguments[1] ) === 'array' ) {
2037
2038                type = 'responsive';
2039
2040            } else if ( typeof arguments[1] !== 'undefined' ) {
2041
2042                type = 'single';
2043
2044            }
2045
2046        }
2047
2048        if ( type === 'single' ) {
2049
2050            _.options[option] = value;
2051
2052
2053        } else if ( type === 'multiple' ) {
2054
2055            $.each( option , function( opt, val ) {
2056
2057                _.options[opt] = val;
2058
2059            });
2060
2061
2062        } else if ( type === 'responsive' ) {
2063
2064            for ( item in value ) {
2065
2066                if( $.type( _.options.responsive ) !== 'array' ) {
2067
2068                    _.options.responsive = [ value[item] ];
2069
2070                } else {
2071
2072                    l = _.options.responsive.length-1;
2073
2074                    // loop through the responsive object and splice out duplicates.
2075                    while( l >= 0 ) {
2076
2077                        if( _.options.responsive[l].breakpoint === value[item].breakpoint ) {
2078
2079                            _.options.responsive.splice(l,1);
2080
2081                        }
2082
2083                        l--;
2084
2085                    }
2086
2087                    _.options.responsive.push( value[item] );
2088
2089                }
2090
2091            }
2092
2093        }
2094
2095        if ( refresh ) {
2096
2097            _.unload();
2098            _.reinit();
2099
2100        }
2101
2102    };
2103
2104    Slick.prototype.setPosition = function() {
2105
2106        var _ = this;
2107
2108        _.setDimensions();
2109
2110        _.setHeight();
2111
2112        if (_.options.fade === false) {
2113            _.setCSS(_.getLeft(_.currentSlide));
2114        } else {
2115            _.setFade();
2116        }
2117
2118        _.$slider.trigger('setPosition', [_]);
2119
2120    };
2121
2122    Slick.prototype.setProps = function() {
2123
2124        var _ = this,
2125            bodyStyle = document.body.style;
2126
2127        _.positionProp = _.options.vertical === true ? 'top' : 'left';
2128
2129        if (_.positionProp === 'top') {
2130            _.$slider.addClass('slick-vertical');
2131        } else {
2132            _.$slider.removeClass('slick-vertical');
2133        }
2134
2135        if (bodyStyle.WebkitTransition !== undefined ||
2136            bodyStyle.MozTransition !== undefined ||
2137            bodyStyle.msTransition !== undefined) {
2138            if (_.options.useCSS === true) {
2139                _.cssTransitions = true;
2140            }
2141        }
2142
2143        if ( _.options.fade ) {
2144            if ( typeof _.options.zIndex === 'number' ) {
2145                if( _.options.zIndex < 3 ) {
2146                    _.options.zIndex = 3;
2147                }
2148            } else {
2149                _.options.zIndex = _.defaults.zIndex;
2150            }
2151        }
2152
2153        if (bodyStyle.OTransform !== undefined) {
2154            _.animType = 'OTransform';
2155            _.transformType = '-o-transform';
2156            _.transitionType = 'OTransition';
2157            if (bodyStyle.perspectiveProperty === undefined && bodyStyle.webkitPerspective === undefined) _.animType = false;
2158        }
2159        if (bodyStyle.MozTransform !== undefined) {
2160            _.animType = 'MozTransform';
2161            _.transformType = '-moz-transform';
2162            _.transitionType = 'MozTransition';
2163            if (bodyStyle.perspectiveProperty === undefined && bodyStyle.MozPerspective === undefined) _.animType = false;
2164        }
2165        if (bodyStyle.webkitTransform !== undefined) {
2166            _.animType = 'webkitTransform';
2167            _.transformType = '-webkit-transform';
2168            _.transitionType = 'webkitTransition';
2169            if (bodyStyle.perspectiveProperty === undefined && bodyStyle.webkitPerspective === undefined) _.animType = false;
2170        }
2171        if (bodyStyle.msTransform !== undefined) {
2172            _.animType = 'msTransform';
2173            _.transformType = '-ms-transform';
2174            _.transitionType = 'msTransition';
2175            if (bodyStyle.msTransform === undefined) _.animType = false;
2176        }
2177        if (bodyStyle.transform !== undefined && _.animType !== false) {
2178            _.animType = 'transform';
2179            _.transformType = 'transform';
2180            _.transitionType = 'transition';
2181        }
2182        _.transformsEnabled = _.options.useTransform && (_.animType !== null && _.animType !== false);
2183    };
2184
2185
2186    Slick.prototype.setSlideClasses = function(index) {
2187
2188        var _ = this,
2189            centerOffset, allSlides, indexOffset, remainder;
2190
2191        allSlides = _.$slider
2192            .find('.slick-slide')
2193            .removeClass('slick-active slick-center slick-current')
2194            .attr('aria-hidden', 'true');
2195
2196        _.$slides
2197            .eq(index)
2198            .addClass('slick-current');
2199
2200        if (_.options.centerMode === true) {
2201
2202            
vendor: 19,730 bytes, lines 2202-2902
2202centerOffset = Math.floor(_.options.slidesToShow / 2);
2203
2204            if (_.options.infinite === true) {
2205
2206                if (index >= centerOffset && index <= (_.slideCount - 1) - centerOffset) {
2207
2208                    _.$slides
2209                        .slice(index - centerOffset, index + centerOffset + 1)
2210                        .addClass('slick-active')
2211                        .attr('aria-hidden', 'false');
2212
2213                } else {
2214
2215                    indexOffset = _.options.slidesToShow + index;
2216                    allSlides
2217                        .slice(indexOffset - centerOffset + 1, indexOffset + centerOffset + 2)
2218                        .addClass('slick-active')
2219                        .attr('aria-hidden', 'false');
2220
2221                }
2222
2223                if (index === 0) {
2224
2225                    allSlides
2226                        .eq(allSlides.length - 1 - _.options.slidesToShow)
2227                        .addClass('slick-center');
2228
2229                } else if (index === _.slideCount - 1) {
2230
2231                    allSlides
2232                        .eq(_.options.slidesToShow)
2233                        .addClass('slick-center');
2234
2235                }
2236
2237            }
2238
2239            _.$slides
2240                .eq(index)
2241                .addClass('slick-center');
2242
2243        } else {
2244
2245            if (index >= 0 && index <= (_.slideCount - _.options.slidesToShow)) {
2246
2247                _.$slides
2248                    .slice(index, index + _.options.slidesToShow)
2249                    .addClass('slick-active')
2250                    .attr('aria-hidden', 'false');
2251
2252            } else if (allSlides.length <= _.options.slidesToShow) {
2253
2254                allSlides
2255                    .addClass('slick-active')
2256                    .attr('aria-hidden', 'false');
2257
2258            } else {
2259
2260                remainder = _.slideCount % _.options.slidesToShow;
2261                indexOffset = _.options.infinite === true ? _.options.slidesToShow + index : index;
2262
2263                if (_.options.slidesToShow == _.options.slidesToScroll && (_.slideCount - index) < _.options.slidesToShow) {
2264
2265                    allSlides
2266                        .slice(indexOffset - (_.options.slidesToShow - remainder), indexOffset + remainder)
2267                        .addClass('slick-active')
2268                        .attr('aria-hidden', 'false');
2269
2270                } else {
2271
2272                    allSlides
2273                        .slice(indexOffset, indexOffset + _.options.slidesToShow)
2274                        .addClass('slick-active')
2275                        .attr('aria-hidden', 'false');
2276
2277                }
2278
2279            }
2280
2281        }
2282
2283        if (_.options.lazyLoad === 'ondemand') {
2284            _.lazyLoad();
2285        }
2286
2287    };
2288
2289    Slick.prototype.setupInfinite = function() {
2290
2291        var _ = this,
2292            i, slideIndex, infiniteCount;
2293
2294        if (_.options.fade === true) {
2295            _.options.centerMode = false;
2296        }
2297
2298        if (_.options.infinite === true && _.options.fade === false) {
2299
2300            slideIndex = null;
2301
2302            if (_.slideCount > _.options.slidesToShow) {
2303
2304                if (_.options.centerMode === true) {
2305                    infiniteCount = _.options.slidesToShow + 1;
2306                } else {
2307                    infiniteCount = _.options.slidesToShow;
2308                }
2309
2310                for (i = _.slideCount; i > (_.slideCount -
2311                        infiniteCount); i -= 1) {
2312                    slideIndex = i - 1;
2313                    $(_.$slides[slideIndex]).clone(true).attr('id', '')
2314                        .attr('data-slick-index', slideIndex - _.slideCount)
2315                        .prependTo(_.$slideTrack).addClass('slick-cloned');
2316                }
2317                for (i = 0; i < infiniteCount; i += 1) {
2318                    slideIndex = i;
2319                    $(_.$slides[slideIndex]).clone(true).attr('id', '')
2320                        .attr('data-slick-index', slideIndex + _.slideCount)
2321                        .appendTo(_.$slideTrack).addClass('slick-cloned');
2322                }
2323                _.$slideTrack.find('.slick-cloned').find('[id]').each(function() {
2324                    $(this).attr('id', '');
2325                });
2326
2327            }
2328
2329        }
2330
2331    };
2332
2333    Slick.prototype.interrupt = function( toggle ) {
2334
2335        var _ = this;
2336
2337        if( !toggle ) {
2338            _.autoPlay();
2339        }
2340        _.interrupted = toggle;
2341
2342    };
2343
2344    Slick.prototype.selectHandler = function(event) {
2345
2346        var _ = this;
2347
2348        var targetElement =
2349            $(event.target).is('.slick-slide') ?
2350                $(event.target) :
2351                $(event.target).parents('.slick-slide');
2352
2353        var index = parseInt(targetElement.attr('data-slick-index'));
2354
2355        if (!index) index = 0;
2356
2357        if (_.slideCount <= _.options.slidesToShow) {
2358
2359            _.setSlideClasses(index);
2360            _.asNavFor(index);
2361            return;
2362
2363        }
2364
2365        _.slideHandler(index);
2366
2367    };
2368
2369    Slick.prototype.slideHandler = function(index, sync, dontAnimate) {
2370
2371        var targetSlide, animSlide, oldSlide, slideLeft, targetLeft = null,
2372            _ = this, navTarget;
2373
2374        sync = sync || false;
2375
2376        if (_.animating === true && _.options.waitForAnimate === true) {
2377            return;
2378        }
2379
2380        if (_.options.fade === true && _.currentSlide === index) {
2381            return;
2382        }
2383
2384        if (_.slideCount <= _.options.slidesToShow) {
2385            return;
2386        }
2387
2388        if (sync === false) {
2389            _.asNavFor(index);
2390        }
2391
2392        targetSlide = index;
2393        targetLeft = _.getLeft(targetSlide);
2394        slideLeft = _.getLeft(_.currentSlide);
2395
2396        _.currentLeft = _.swipeLeft === null ? slideLeft : _.swipeLeft;
2397
2398        if (_.options.infinite === false && _.options.centerMode === false && (index < 0 || index > _.getDotCount() * _.options.slidesToScroll)) {
2399            if (_.options.fade === false) {
2400                targetSlide = _.currentSlide;
2401                if (dontAnimate !== true) {
2402                    _.animateSlide(slideLeft, function() {
2403                        _.postSlide(targetSlide);
2404                    });
2405                } else {
2406                    _.postSlide(targetSlide);
2407                }
2408            }
2409            return;
2410        } else if (_.options.infinite === false && _.options.centerMode === true && (index < 0 || index > (_.slideCount - _.options.slidesToScroll))) {
2411            if (_.options.fade === false) {
2412                targetSlide = _.currentSlide;
2413                if (dontAnimate !== true) {
2414                    _.animateSlide(slideLeft, function() {
2415                        _.postSlide(targetSlide);
2416                    });
2417                } else {
2418                    _.postSlide(targetSlide);
2419                }
2420            }
2421            return;
2422        }
2423
2424        if ( _.options.autoplay ) {
2425            clearInterval(_.autoPlayTimer);
2426        }
2427
2428        if (targetSlide < 0) {
2429            if (_.slideCount % _.options.slidesToScroll !== 0) {
2430                animSlide = _.slideCount - (_.slideCount % _.options.slidesToScroll);
2431            } else {
2432                animSlide = _.slideCount + targetSlide;
2433            }
2434        } else if (targetSlide >= _.slideCount) {
2435            if (_.slideCount % _.options.slidesToScroll !== 0) {
2436                animSlide = 0;
2437            } else {
2438                animSlide = targetSlide - _.slideCount;
2439            }
2440        } else {
2441            animSlide = targetSlide;
2442        }
2443
2444        _.animating = true;
2445
2446        _.$slider.trigger('beforeChange', [_, _.currentSlide, animSlide]);
2447
2448        oldSlide = _.currentSlide;
2449        _.currentSlide = animSlide;
2450
2451        _.setSlideClasses(_.currentSlide);
2452
2453        if ( _.options.asNavFor ) {
2454
2455            navTarget = _.getNavTarget();
2456            navTarget = navTarget.slick('getSlick');
2457
2458            if ( navTarget.slideCount <= navTarget.options.slidesToShow ) {
2459                navTarget.setSlideClasses(_.currentSlide);
2460            }
2461
2462        }
2463
2464        _.updateDots();
2465        _.updateArrows();
2466
2467        if (_.options.fade === true) {
2468            if (dontAnimate !== true) {
2469
2470                _.fadeSlideOut(oldSlide);
2471
2472                _.fadeSlide(animSlide, function() {
2473                    _.postSlide(animSlide);
2474                });
2475
2476            } else {
2477                _.postSlide(animSlide);
2478            }
2479            _.animateHeight();
2480            return;
2481        }
2482
2483        if (dontAnimate !== true) {
2484            _.animateSlide(targetLeft, function() {
2485                _.postSlide(animSlide);
2486            });
2487        } else {
2488            _.postSlide(animSlide);
2489        }
2490
2491    };
2492
2493    Slick.prototype.startLoad = function() {
2494
2495        var _ = this;
2496
2497        if (_.options.arrows === true && _.slideCount > _.options.slidesToShow) {
2498
2499            _.$prevArrow.hide();
2500            _.$nextArrow.hide();
2501
2502        }
2503
2504        if (_.options.dots === true && _.slideCount > _.options.slidesToShow) {
2505
2506            _.$dots.hide();
2507
2508        }
2509
2510        _.$slider.addClass('slick-loading');
2511
2512    };
2513
2514    Slick.prototype.swipeDirection = function() {
2515
2516        var xDist, yDist, r, swipeAngle, _ = this;
2517
2518        xDist = _.touchObject.startX - _.touchObject.curX;
2519        yDist = _.touchObject.startY - _.touchObject.curY;
2520        r = Math.atan2(yDist, xDist);
2521
2522        swipeAngle = Math.round(r * 180 / Math.PI);
2523        if (swipeAngle < 0) {
2524            swipeAngle = 360 - Math.abs(swipeAngle);
2525        }
2526
2527        if ((swipeAngle <= 45) && (swipeAngle >= 0)) {
2528            return (_.options.rtl === false ? 'left' : 'right');
2529        }
2530        if ((swipeAngle <= 360) && (swipeAngle >= 315)) {
2531            return (_.options.rtl === false ? 'left' : 'right');
2532        }
2533        if ((swipeAngle >= 135) && (swipeAngle <= 225)) {
2534            return (_.options.rtl === false ? 'right' : 'left');
2535        }
2536        if (_.options.verticalSwiping === true) {
2537            if ((swipeAngle >= 35) && (swipeAngle <= 135)) {
2538                return 'down';
2539            } else {
2540                return 'up';
2541            }
2542        }
2543
2544        return 'vertical';
2545
2546    };
2547
2548    Slick.prototype.swipeEnd = function(event) {
2549
2550        var _ = this,
2551            slideCount,
2552            direction;
2553
2554        _.dragging = false;
2555        _.interrupted = false;
2556        _.shouldClick = ( _.touchObject.swipeLength > 10 ) ? false : true;
2557
2558        if ( _.touchObject.curX === undefined ) {
2559            return false;
2560        }
2561
2562        if ( _.touchObject.edgeHit === true ) {
2563            _.$slider.trigger('edge', [_, _.swipeDirection() ]);
2564        }
2565
2566        if ( _.touchObject.swipeLength >= _.touchObject.minSwipe ) {
2567
2568            direction = _.swipeDirection();
2569
2570            switch ( direction ) {
2571
2572                case 'left':
2573                case 'down':
2574
2575                    slideCount =
2576                        _.options.swipeToSlide ?
2577                            _.checkNavigable( _.currentSlide + _.getSlideCount() ) :
2578                            _.currentSlide + _.getSlideCount();
2579
2580                    _.currentDirection = 0;
2581
2582                    break;
2583
2584                case 'right':
2585                case 'up':
2586
2587                    slideCount =
2588                        _.options.swipeToSlide ?
2589                            _.checkNavigable( _.currentSlide - _.getSlideCount() ) :
2590                            _.currentSlide - _.getSlideCount();
2591
2592                    _.currentDirection = 1;
2593
2594                    break;
2595
2596                default:
2597
2598
2599            }
2600
2601            if( direction != 'vertical' ) {
2602
2603                _.slideHandler( slideCount );
2604                _.touchObject = {};
2605                _.$slider.trigger('swipe', [_, direction ]);
2606
2607            }
2608
2609        } else {
2610
2611            if ( _.touchObject.startX !== _.touchObject.curX ) {
2612
2613                _.slideHandler( _.currentSlide );
2614                _.touchObject = {};
2615
2616            }
2617
2618        }
2619
2620    };
2621
2622    Slick.prototype.swipeHandler = function(event) {
2623
2624        var _ = this;
2625
2626        if ((_.options.swipe === false) || ('ontouchend' in document && _.options.swipe === false)) {
2627            return;
2628        } else if (_.options.draggable === false && event.type.indexOf('mouse') !== -1) {
2629            return;
2630        }
2631
2632        _.touchObject.fingerCount = event.originalEvent && event.originalEvent.touches !== undefined ?
2633            event.originalEvent.touches.length : 1;
2634
2635        _.touchObject.minSwipe = _.listWidth / _.options
2636            .touchThreshold;
2637
2638        if (_.options.verticalSwiping === true) {
2639            _.touchObject.minSwipe = _.listHeight / _.options
2640                .touchThreshold;
2641        }
2642
2643        switch (event.data.action) {
2644
2645            case 'start':
2646                _.swipeStart(event);
2647                break;
2648
2649            case 'move':
2650                _.swipeMove(event);
2651                break;
2652
2653            case 'end':
2654                _.swipeEnd(event);
2655                break;
2656
2657        }
2658
2659    };
2660
2661    Slick.prototype.swipeMove = function(event) {
2662
2663        var _ = this,
2664            edgeWasHit = false,
2665            curLeft, swipeDirection, swipeLength, positionOffset, touches;
2666
2667        touches = event.originalEvent !== undefined ? event.originalEvent.touches : null;
2668
2669        if (!_.dragging || touches && touches.length !== 1) {
2670            return false;
2671        }
2672
2673        curLeft = _.getLeft(_.currentSlide);
2674
2675        _.touchObject.curX = touches !== undefined ? touches[0].pageX : event.clientX;
2676        _.touchObject.curY = touches !== undefined ? touches[0].pageY : event.clientY;
2677
2678        _.touchObject.swipeLength = Math.round(Math.sqrt(
2679            Math.pow(_.touchObject.curX - _.touchObject.startX, 2)));
2680
2681        if (_.options.verticalSwiping === true) {
2682            _.touchObject.swipeLength = Math.round(Math.sqrt(
2683                Math.pow(_.touchObject.curY - _.touchObject.startY, 2)));
2684        }
2685
2686        swipeDirection = _.swipeDirection();
2687
2688        if (swipeDirection === 'vertical') {
2689            return;
2690        }
2691
2692        if (event.originalEvent !== undefined && _.touchObject.swipeLength > 4) {
2693            event.preventDefault();
2694        }
2695
2696        positionOffset = (_.options.rtl === false ? 1 : -1) * (_.touchObject.curX > _.touchObject.startX ? 1 : -1);
2697        if (_.options.verticalSwiping === true) {
2698            positionOffset = _.touchObject.curY > _.touchObject.startY ? 1 : -1;
2699        }
2700
2701
2702        swipeLength = _.touchObject.swipeLength;
2703
2704        _.touchObject.edgeHit = false;
2705
2706        if (_.options.infinite === false) {
2707            if ((_.currentSlide === 0 && swipeDirection === 'right') || (_.currentSlide >= _.getDotCount() && swipeDirection === 'left')) {
2708                swipeLength = _.touchObject.swipeLength * _.options.edgeFriction;
2709                _.touchObject.edgeHit = true;
2710            }
2711        }
2712
2713        if (_.options.vertical === false) {
2714            _.swipeLeft = curLeft + swipeLength * positionOffset;
2715        } else {
2716            _.swipeLeft = curLeft + (swipeLength * (_.$list.height() / _.listWidth)) * positionOffset;
2717        }
2718        if (_.options.verticalSwiping === true) {
2719            _.swipeLeft = curLeft + swipeLength * positionOffset;
2720        }
2721
2722        if (_.options.fade === true || _.options.touchMove === false) {
2723            return false;
2724        }
2725
2726        if (_.animating === true) {
2727            _.swipeLeft = null;
2728            return false;
2729        }
2730
2731        _.setCSS(_.swipeLeft);
2732
2733    };
2734
2735    Slick.prototype.swipeStart = function(event) {
2736
2737        var _ = this,
2738            touches;
2739
2740        _.interrupted = true;
2741
2742        if (_.touchObject.fingerCount !== 1 || _.slideCount <= _.options.slidesToShow) {
2743            _.touchObject = {};
2744            return false;
2745        }
2746
2747        if (event.originalEvent !== undefined && event.originalEvent.touches !== undefined) {
2748            touches = event.originalEvent.touches[0];
2749        }
2750
2751        _.touchObject.startX = _.touchObject.curX = touches !== undefined ? touches.pageX : event.clientX;
2752        _.touchObject.startY = _.touchObject.curY = touches !== undefined ? touches.pageY : event.clientY;
2753
2754        _.dragging = true;
2755
2756    };
2757
2758    Slick.prototype.unfilterSlides = Slick.prototype.slickUnfilter = function() {
2759
2760        var _ = this;
2761
2762        if (_.$slidesCache !== null) {
2763
2764            _.unload();
2765
2766            _.$slideTrack.children(this.options.slide).detach();
2767
2768            _.$slidesCache.appendTo(_.$slideTrack);
2769
2770            _.reinit();
2771
2772        }
2773
2774    };
2775
2776    Slick.prototype.unload = function() {
2777
2778        var _ = this;
2779
2780        $('.slick-cloned', _.$slider).remove();
2781
2782        if (_.$dots) {
2783            _.$dots.remove();
2784        }
2785
2786        if (_.$prevArrow && _.htmlExpr.test(_.options.prevArrow)) {
2787            _.$prevArrow.remove();
2788        }
2789
2790        if (_.$nextArrow && _.htmlExpr.test(_.options.nextArrow)) {
2791            _.$nextArrow.remove();
2792        }
2793
2794        _.$slides
2795            .removeClass('slick-slide slick-active slick-visible slick-current')
2796            .attr('aria-hidden', 'true')
2797            .css('width', '');
2798
2799    };
2800
2801    Slick.prototype.unslick = function(fromBreakpoint) {
2802
2803        var _ = this;
2804        _.$slider.trigger('unslick', [_, fromBreakpoint]);
2805        _.destroy();
2806
2807    };
2808
2809    Slick.prototype.updateArrows = function() {
2810
2811        var _ = this,
2812            centerOffset;
2813
2814        centerOffset = Math.floor(_.options.slidesToShow / 2);
2815
2816        if ( _.options.arrows === true &&
2817            _.slideCount > _.options.slidesToShow &&
2818            !_.options.infinite ) {
2819
2820            _.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
2821            _.$nextArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
2822
2823            if (_.currentSlide === 0) {
2824
2825                _.$prevArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
2826                _.$nextArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
2827
2828            } else if (_.currentSlide >= _.slideCount - _.options.slidesToShow && _.options.centerMode === false) {
2829
2830                _.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
2831                _.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
2832
2833            } else if (_.currentSlide >= _.slideCount - 1 && _.options.centerMode === true) {
2834
2835                _.$nextArrow.addClass('slick-disabled').attr('aria-disabled', 'true');
2836                _.$prevArrow.removeClass('slick-disabled').attr('aria-disabled', 'false');
2837
2838            }
2839
2840        }
2841
2842    };
2843
2844    Slick.prototype.updateDots = function() {
2845
2846        var _ = this;
2847
2848        if (_.$dots !== null) {
2849
2850            _.$dots
2851                .find('li')
2852                .removeClass('slick-active')
2853                .attr('aria-hidden', 'true');
2854
2855            _.$dots
2856                .find('li')
2857                .eq(Math.floor(_.currentSlide / _.options.slidesToScroll))
2858                .addClass('slick-active')
2859                .attr('aria-hidden', 'false');
2860
2861        }
2862
2863    };
2864
2865    Slick.prototype.visibility = function() {
2866
2867        var _ = this;
2868
2869        if ( _.options.autoplay ) {
2870
2871            if ( document[_.hidden] ) {
2872
2873                _.interrupted = true;
2874
2875            } else {
2876
2877                _.interrupted = false;
2878
2879            }
2880
2881        }
2882
2883    };
2884
2885    $.fn.slick = function() {
2886        var _ = this,
2887            opt = arguments[0],
2888            args = Array.prototype.slice.call(arguments, 1),
2889            l = _.length,
2890            i,
2891            ret;
2892        for (i = 0; i < l; i++) {
2893            if (typeof opt == 'object' || typeof opt == 'undefined')
2894                _[i].slick = new Slick(_[i], opt);
2895            else
2896                ret = _[i].slick[opt].apply(_[i].slick, args);
2897            if (typeof ret != 'undefined') return ret;
2898        }
2899        return _;
2900    };
2901
2902}));

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