https://event.net.ua/squelettes/js/owl.carousel.js

1/**
2 * Owl Carousel v2.2.1
3 * Copyright 2013-2017 David Deutsch
4 * Licensed under  ()
5 */
6/**
7 * Owl carousel
8 * @version 2.1.6
9 * @author Bartosz Wojciechowski
10 * @author David Deutsch
11 * @license The MIT License (MIT)
12 * @todo Lazy Load Icon
13 * @todo prevent animationend bubling
14 * @todo itemsScaleUp
15 * @todo Test Zepto
16 * @todo stagePadding calculate wrong active classes
17 */
18;(function($, window, document, undefined) {
19
20	/**
21	 * Creates a carousel.
22	 * @class The Owl Carousel.
23	 * @public
24	 * @param {HTMLElement|jQuery} element - The element to create the carousel for.
25	 * @param {Object} [options] - The options
26	 */
27	function Owl(element, options) {
28
29		/**
30		 * Current settings for the carousel.
31		 * @public
32		 */
33		this.settings = null;
34
35		/**
36		 * Current options set by the caller including defaults.
37		 * @public
38		 */
39		this.options = $.extend({}, Owl.Defaults, options);
40
41		/**
42		 * Plugin element.
43		 * @public
44		 */
45		this.$element = $(element);
46
47		/**
48		 * Proxied event handlers.
49		 * @protected
50		 */
51		this._handlers = {};
52
53		/**
54		 * References to the running plugins of this carousel.
55		 * @protected
56		 */
57		this._plugins = {};
58
59		/**
60		 * Currently suppressed events to prevent them from beeing retriggered.
61		 * @protected
62		 */
63		this._supress = {};
64
65		/**
66		 * Absolute current position.
67		 * @protected
68		 */
69		this._current = null;
70
71		/**
72		 * Animation speed in milliseconds.
73		 * @protected
74		 */
75		this._speed = null;
76
77		/**
78		 * Coordinates of all items in pixel.
79		 * @todo The name of this member is missleading.
80		 * @protected
81		 */
82		this._coordinates = [];
83
84		/**
85		 * Current breakpoint.
86		 * @todo Real media queries would be nice.
87		 * @protected
88		 */
89		this._breakpoint = null;
90
91		/**
92		 * Current width of the plugin element.
93		 */
94		this._width = null;
95
96		/**
97		 * All real items.
98		 * @protected
99		 */
100		this._items = [];
101
102		/**
103		 * All cloned items.
104		 * @protected
105		 */
106		this._clones = [];
107
108		/**
109		 * Merge values of all items.
110		 * @todo Maybe this could be part of a plugin.
111		 * @protected
112		 */
113		this._mergers = [];
114
115		/**
116		 * Widths of all items.
117		 */
118		this._widths = [];
119
120		/**
121		 * Invalidated parts within the update process.
122		 * @protected
123		 */
124		this._invalidated = {};
125
126		/**
127		 * Ordered list of workers for the update process.
128		 * @protected
129		 */
130		this._pipe = [];
131
132		/**
133		 * Current state information for the drag operation.
134		 * @todo #261
135		 * @protected
136		 */
137		this._drag = {
138			time: null,
139			target: null,
140			pointer: null,
141			stage: {
142				start: null,
143				current: null
144			},
145			direction: null
146		};
147
148		/**
149		 * Current state information and their tags.
150		 * @type {Object}
151		 * @protected
152		 */
153		this._states = {
154			current: {},
155			tags: {
156				'initializing': [ 'busy' ],
157				'animating': [ 'busy' ],
158				'dragging': [ 'interacting' ]
159			}
160		};
161
162		$.each([ 'onResize', 'onThrottledResize' ], $.proxy(function(i, handler) {
163			this._handlers[handler] = $.proxy(this[handler], this);
164		}, this));
165
166		$.each(Owl.Plugins, $.proxy(function(key, plugin) {
167			this._plugins[key.charAt(0).toLowerCase() + key.slice(1)]
168				= new plugin(this);
169		}, this));
170
171		$.each(Owl.Workers, $.proxy(function(priority, worker) {
172			this._pipe.push({
173				'filter': worker.filter,
174				'run': $.proxy(worker.run, this)
175			});
176		}, this));
177
178		this.setup();
179		this.initialize();
180	}
181
182	/**
183	 * Default options for the carousel.
184	 * @public
185	 */
186	Owl.Defaults = {
187		items: 3,
188		loop: false,
189		center: false,
190		rewind: false,
191
192		mouseDrag: true,
193		touchDrag: true,
194		pullDrag: true,
195		freeDrag: false,
196
197		margin: 0,
198		stagePadding: 0,
199
200		merge: false,
201		mergeFit: true,
202		autoWidth: false,
203
204		startPosition: 0,
205		rtl: false,
206
207		smartSpeed: 250,
208		fluidSpeed: false,
209		dragEndSpeed: false,
210
211		responsive: {},
212		responsiveRefreshRate: 200,
213		responsiveBaseElement: window,
214
215		fallbackEasing: 'swing',
216
217		info: false,
218
219		nestedItemSelector: false,
220		itemElement: 'div',
221		stageElement: 'div',
222
223		refreshClass: 'owl-refresh',
224		loadedClass: 'owl-loaded',
225		loadingClass: 'owl-loading',
226		rtlClass: 'owl-rtl',
227		responsiveClass: 'owl-responsive',
228		dragClass: 'owl-drag',
229		itemClass: 'owl-item',
230		stageClass: 'owl-stage',
231		stageOuterClass: 'owl-stage-outer',
232		grabClass: 'owl-grab'
233	};
234
235	/**
236	 * Enumeration for width.
237	 * @public
238	 * @readonly
239	 * @enum {String}
240	 */
241	Owl.Width = {
242		Default: 'default',
243		Inner: 'inner',
244		Outer: 'outer'
245	};
246
247	/**
248	 * Enumeration for types.
249	 * @public
250	 * @readonly
251	 * @enum {String}
252	 */
253	Owl.Type = {
254		Event: 'event',
255		State: 'state'
256	};
257
258	/**
259	 * Contains all registered plugins.
260	 * @public
261	 */
262	Owl.Plugins = {};
263
264	/**
265	 * List of workers involved in the update process.
266	 */
267	Owl.Workers = [ {
268		filter: [ 'width', 'settings' ],
269		run: function() {
270			this._width = this.$element.width();
271		}
272	}, {
273		filter: [ 'width', 'items', 'settings' ],
274		run: function(cache) {
275			cache.current = this._items && this._items[this.relative(this._current)];
276		}
277	}, {
278		filter: [ 'items', 'settings' ],
279		run: function() {
280			this.$stage.children('.cloned').remove();
281		}
282	}, {
283		filter: [ 'width', 'items', 'settings' ],
284		run: function(cache) {
285			var margin = this.settings.margin || '',
286				grid = !this.settings.autoWidth,
287				rtl = this.settings.rtl,
288				css = {
289					'width': 'auto',
290					'margin-left': rtl ? margin : '',
291					'margin-right': rtl ? '' : margin
292				};
293
294			!grid && this.$stage.children().css(css);
295
296			cache.css = css;
297		}
298	}, {
299		filter: [ 'width', 'items', 'settings' ],
300		run: function(cache) {
301			var width = (this.width() / this.settings.items).toFixed(3) - this.settings.margin,
302				merge = null,
303				iterator = this._items.length,
304				grid = !this.settings.autoWidth,
305				widths = [];
306
307			cache.items = {
308				merge: false,
309				width: width
310			};
311
312			while (iterator--) {
313				merge = this._mergers[iterator];
314				merge = this.settings.mergeFit && Math.min(merge, this.settings.items) || merge;
315
316				cache.items.merge = merge > 1 || cache.items.merge;
317
318				widths[iterator] = !grid ? this._items[iterator].width() : width * merge;
319			}
320
321			this._widths = widths;
322		}
323	}, {
324		filter: [ 'items', 'settings' ],
325		run: function() {
326			var clones = [],
327				items = this._items,
328				settings = this.settings,
329				// TODO: Should be computed from number of min width items in stage
330				view = Math.max(settings.items * 2, 4),

331				size = Math.ceil(items.length / 2) * 2,
332				repeat = settings.loop && items.length ? settings.rewind ? view : Math.max(view, size) : 0,
333				append = '',
334				prepend = '';
335
336			repeat /= 2;
337
338			while (repeat--) {
339				// Switch to only using appended clones
340				clones.push(this.normalize(clones.length / 2, true));
341				append = append + items[clones[clones.length - 1]][0].outerHTML;
342				clones.push(this.normalize(items.length - 1 - (clones.length - 1) / 2, true));
343				prepend = items[clones[clones.length - 1]][0].outerHTML + prepend;
344			}
345
346			this._clones = clones;
347
348			$(append).addClass('cloned').appendTo(this.$stage);
349			$(prepend).addClass('cloned').prependTo(this.$stage);

349
350		}
351	}, {
352		filter: [ 'width', 'items', 'settings' ],
353		run: function() {
354			var rtl = this.settings.rtl ? 1 : -1,
355				size = this._clones.length + this._items.length,
356				iterator = -1,
357				previous = 0,
358				current = 0,
359				coordinates = [];
360
361			while (++iterator < size) {
362				previous = coordinates[iterator - 1] || 0;
363				current = this._widths[this.relative(iterator)] + this.settings.margin;
364				coordinates.push(previous + current * rtl);
365			}
366
367			this._coordinates = coordinates;
368		}
369	}, {
370		filter: [ 'width', 'items', 'settings' ],
371		run: function() {
372			var padding = this.settings.stagePadding,
373				coordinates = this._coordinates,
374				css = {
375					'width': Math.ceil(Math.abs(coordinates[coordinates.length - 1])) + padding * 2,
376					'padding-left': padding || '',
377					'padding-right': padding || ''
378				};
379
380			this.$stage.css(css);
381		}
382	}, {
383		filter: [ 'width', 'items', 'settings' ],
384		run: function(cache) {
385			var iterator = this._coordinates.length,
386				grid = !this.settings.autoWidth,
387				items = this.$stage.children();
388
389			if (grid && cache.items.merge) {
390				while (iterator--) {
391					cache.css.width = this._widths[this.relative(iterator)];
392					items.eq(iterator).css(cache.css);
393				}
394			} else if (grid) {
395				cache.css.width = cache.items.width;
396				items.css(cache.css);
397			}
398		}
399	}, {
400		filter: [ 'items' ],
401		run: function() {
402			this._coordinates.length < 1 && this.$stage.removeAttr('style');
403		}
404	}, {
405		filter: [ 'width', 'items', 'settings' ],
406		run: function(cache) {
407			cache.current = cache.current ? this.$stage.children().index(cache.current) : 0;
408			cache.current = Math.max(this.minimum(), Math.min(this.maximum(), cache.current));
409			this.reset(cache.current);
410		}
411	}, {
412		filter: [ 'position' ],
413		run: function() {
414			this.animate(this.coordinates(this._current));
415		}
416	}, {
417		filter: [ 'width', 'position', 'items', 'settings' ],
418		run: function() {
419			var rtl = this.settings.rtl ? 1 : -1,
420				padding = this.settings.stagePadding * 2,
421				begin = this.coordinates(this.current()) + padding,
422				end = begin + this.width() * rtl,
423				inner, outer, matches = [], i, n;
424
425			for (i = 0, n = this._coordinates.length; i < n; i++) {
426				inner = this._coordinates[i - 1] || 0;
427				outer = Math.abs(this._coordinates[i]) + padding * rtl;
428
429				if ((this.op(inner, '<=', begin) && (this.op(inner, '>', end)))
430					|| (this.op(outer, '<', begin) && this.op(outer, '>', end))) {
431					matches.push(i);
432				}
433			}
434
435			this.$stage.children('.active').removeClass('active');
436			this.$stage.children(':eq(' + matches.join('), :eq(') + ')').addClass('active');
437
438			if (this.settings.center) {
439				this.$stage.children('.center').removeClass('center');
440				this.$stage.children().eq(this.current()).addClass('center');
441			}
442		}
443	} ];
444
445	/**
446	 * Initializes the carousel.
447	 * @protected
448	 */
449	Owl.prototype.initialize = function() {
450		this.enter('initializing');
451		this.trigger('initialize');
452
453		this.$element.toggleClass(this.settings.rtlClass, this.settings.rtl);
454
455		if (this.settings.autoWidth && !this.is('pre-loading')) {
456			var imgs, nestedSelector, width;
457			imgs = this.$element.find('img');
458			nestedSelector = this.settings.nestedItemSelector ? '.' + this.settings.nestedItemSelector : undefined;
459			width = this.$element.children(nestedSelector).width();
460
461			if (imgs.length && width <= 0) {
462				this.preloadAutoWidthImages(imgs);
463			}
464		}
465
466		this.$element.addClass(this.options.loadingClass);
467
468		// create stage
469		this.$stage = $('<' + this.settings.stageElement + ' class="' + this.settings.stageClass + '"/>')
470			.wrap('<div class="' + this.settings.stageOuterClass + '"/>');
471
472		// append stage
473		this.$element.append(this.$stage.parent());
474
475		// append content
476		this.replace(this.$element.children().not(this.$stage.parent()));
477
478		// check visibility
479		if (this.$element.is(':visible')) {
480			// update view
481			this.refresh();
482		} else {
483			// invalidate width
484			this.invalidate('width');
485		}
486
487		this.$element
488			.removeClass(this.options.loadingClass)
489			.addClass(this.options.loadedClass);
490
491		// register event handlers
492		this.registerEventHandlers();
493
494		this.leave('initializing');
495		this.trigger('initialized');
496	};
497
498	/**
499	 * Setups the current settings.
500	 * @todo Remove responsive classes. Why should adaptive designs be brought into IE8?
501	 * @todo Support for media queries by using `matchMedia` would be nice.
502	 * @public
503	 */
504	Owl.prototype.setup = function() {
505		var viewport = this.viewport(),
506			overwrites = this.options.responsive,
507			match = -1,
508			settings = null;
509
510		if (!overwrites) {
511			settings = $.extend({}, this.options);
512		} else {
513			$.each(overwrites, function(breakpoint) {
514				if (breakpoint <= viewport && breakpoint > match) {
515					match = Number(breakpoint);
516				}
517			});
518
519			settings = $.extend({}, this.options, overwrites[match]);
520			if (typeof settings.stagePadding === 'function') {
521				settings.stagePadding = settings.stagePadding();
522			}
523			delete settings.responsive;
524
525			// responsive class
526			if (settings.responsiveClass) {
527				this.$element.attr('class',
528					this.$element.attr('class').replace(new RegExp('(' + this.options.responsiveClass + '-)\\S+\\s', 'g'), '$1' + match)
529				);
530			}
531		}
532
533		this.trigger('change', { property: { name: 'settings', value: settings } });
534		this._breakpoint = match;
535		this.settings = settings;
536		this.invalidate('settings');
537		this.trigger('changed', { property: { name: 'settings', value: this.settings } });
538	};
539
540	/**
541	 * Updates option logic if necessery.
542	 * @protected
543	 */
544	Owl.prototype.optionsLogic = function() {
545		if (this.settings.autoWidth) {
546			this.settings.stagePadding = false;
547			this.settings.merge = false;
548		}
549	};
550
551	/**
552	 * Prepares an item before add.
553	 * @todo Rename event parameter `content` to `item`.
554	 * @protected
555	 * @returns {jQuery|HTMLElement} - The item container.
556	 */
557	Owl.prototype.prepare = function(item) {
558		var event = this.trigger('prepare', { content: item });
559
560		if (!event.data) {
561			event.data = $('<' + this.settings.itemElement + '/>')
562				.addClass(this.options.itemClass).append(item)
563		}
564
565		this.trigger('prepared', { content: event.data });
566
567		return event.data;
568	};
569
570	/**
571	 * Updates the view.
572	 * @public
573	 */
574	Owl.prototype.update = function() {
575		var i = 0,
576			n = this._pipe.length,
577			filter = $.proxy(function(p) { return this[p] }, this._invalidated),
578			cache = {};
579
580		while (i < n) {
581			if (this._invalidated.all || $.grep(this._pipe[i].filter, filter).length > 0) {
582				this._pipe[i].run(cache);
583			}
584			i++;
585		}
586
587		this._invalidated = {};
588
589		!this.is('valid') && this.enter('valid');
590	};
591
592	/**
593	 * Gets the width of the view.
594	 * @public
595	 * @param {Owl.Width} [dimension=Owl.Width.Default] - The dimension to return.
596	 * @returns {Number} - The width of the view in pixel.
597	 */
598	Owl.prototype.width = function(dimension) {
599		dimension = dimension || Owl.Width.Default;
600		switch (dimension) {
601			case Owl.Width.Inner:
602			case Owl.Width.Outer:
603				return this._width;
604			default:
605				return this._width - this.settings.stagePadding * 2 + this.settings.margin;
606		}
607	};
608
609	/**
610	 * Refreshes the carousel primarily for adaptive purposes.
611	 * @public
612	 */
613	Owl.prototype.refresh = function() {
614		this.enter('refreshing');
615		this.trigger('refresh');
616
617		this.setup();
618
619		this.optionsLogic();
620
621		this.$element.addClass(this.options.refreshClass);
622
623		this.update();
624
625		this.$element.removeClass(this.options.refreshClass);
626
627		this.leave('refreshing');
628		this.trigger('refreshed');
629	};
630
631	/**
632	 * Checks window `resize` event.
633	 * @protected
634	 */
635	Owl.prototype.onThrottledResize = function() {
636		window.clearTimeout(this.resizeTimer);
637		this.resizeTimer = window.setTimeout(this._handlers.onResize, this.settings.responsiveRefreshRate);
638	};
639
640	/**
641	 * Checks window `resize` event.
642	 * @protected
643	 */
644	Owl.prototype.onResize = function() {
645		if (!this._items.length) {
646			return false;
647		}
648
649		if (this._width === this.$element.width()) {
650			return false;
651		}
652
653		if (!this.$element.is(':visible')) {
654			return false;
655		}
656
657		this.enter('resizing');
658
659		if (this.trigger('resize').isDefaultPrevented()) {
660			this.leave('resizing');
661			return false;
662		}
663
664		this.invalidate('width');
665
666		this.refresh();
667
668		this.leave('resizing');
669		this.trigger('resized');
670	};
671
672	/**
673	 * Registers event handlers.
674	 * @todo Check `msPointerEnabled`
675	 * @todo #261
676	 * @protected
677	 */
678	Owl.prototype.registerEventHandlers = function() {
679		if ($.support.transition) {
680			this.$stage.on($.support.transition.end + '.owl.core', $.proxy(this.onTransitionEnd, this));
681		}
682
683		if (this.settings.responsive !== false) {
684			this.on(window, 'resize', this._handlers.onThrottledResize);
685		}
686
687		if (this.settings.mouseDrag) {
688			this.$element.addClass(this.options.dragClass);
689			this.$stage.on('mousedown.owl.core', $.proxy(this.onDragStart, this));
690			this.$stage.on('dragstart.owl.core selectstart.owl.core', function() { return false });
691		}
692
693		if (this.settings.touchDrag){
694			this.$stage.on('touchstart.owl.core', $.proxy(this.onDragStart, this));
695			this.$stage.on('touchcancel.owl.core', $.proxy(this.onDragEnd, this));
696		}
697	};
698
699	/**
700	 * Handles `touchstart` and `mousedown` events.
701	 * @todo Horizontal swipe threshold as option
702	 * @todo #261
703	 * @protected
704	 * @param {Event} event - The event arguments.
705	 */
706	Owl.prototype.onDragStart = function(event) {
707		var stage = null;
708
709		if (event.which === 3) {
710			return;
711		}
712
713		if ($.support.transform) {
714			stage = this.$stage.css('transform').replace(/.*\(|\)| /g, '').split(',');
715			stage = {
716				x: stage[stage.length === 16 ? 12 : 4],
717				y: stage[stage.length === 16 ? 13 : 5]
718			};
719		} else {
720			stage = this.$stage.position();
721			stage = {
722				x: this.settings.rtl ?
723					stage.left + this.$stage.width() - this.width() + this.settings.margin :
724					stage.left,
725				y: stage.top
726			};
727		}
728
729		if (this.is('animating')) {
730			$.support.transform ? this.animate(stage.x) : this.$stage.stop()
731			this.invalidate('position');
732		}
733
734		this.$element.toggleClass(this.options.grabClass, event.type === 'mousedown');
735
736		this.speed(0);
737
738		this._drag.time = new Date().getTime();
739		this._drag.target = $(event.target);
740		this._drag.stage.start = stage;
741		this._drag.stage.current = stage;
742		this._drag.pointer = this.pointer(event);
743
744		$(document).on('mouseup.owl.core touchend.owl.core', $.proxy(this.onDragEnd, this));
745
746		$(document).one('mousemove.owl.core touchmove.owl.core', $.proxy(function(event) {
747			var delta = this.difference(this._drag.pointer, this.pointer(event));
748
749			$(document).on('mousemove.owl.core touchmove.owl.core', $.proxy(this.onDragMove, this));
750
751			if (Math.abs(delta.x) < Math.abs(delta.y) && this.is('valid')) {
752				return;
753			}
754
755			event.preventDefault();
756
757			this.enter('dragging');
758			this.trigger('drag');
759		}, this));
760	};
761
762	/**
763	 * Handles the `touchmove` and `mousemove` events.
764	 * @todo #261
765	 * @protected
766	 * @param {Event} event - The event arguments.
767	 */
768	Owl.prototype.onDragMove = function(event) {
769		var minimum = null,
770			maximum = null,
771			pull = null,
772			delta = this.difference(this._drag.pointer, this.pointer(event)),
773			stage = this.difference(this._drag.stage.start, delta);
774
775		if (!this.is('dragging')) {
776			return;
777		}
778
779		event.preventDefault();
780
781		if (this.settings.loop) {
782			minimum = this.coordinates(this.minimum());
783			maximum = this.coordinates(this.maximum() + 1) - minimum;
784			stage.x = (((stage.x - minimum) % maximum + maximum) % maximum) + minimum;
785		} else {
786			minimum = this.settings.rtl ? this.coordinates(this.maximum()) : this.coordinates(this.minimum());
787			maximum = this.settings.rtl ? this.coordinates(this.minimum()) : this.coordinates(this.maximum());
788			pull = this.settings.pullDrag ? -1 * delta.x / 5 : 0;
789			stage.x = Math.max(Math.min(stage.x, minimum + pull), maximum + pull);
790		}
791
792		this._drag.stage.current = stage;
793
794		this.animate(stage.x);
795	};
796
797	/**
798	 * Handles the `touchend` and `mouseup` events.
799	 * @todo #261
800	 * @todo Threshold for click event
801	 * @protected
802	 * @param {Event} event - The event arguments.
803	 */
804	Owl.prototype.onDragEnd = function(event) {
805		var delta = this.difference(this._drag.pointer, this.pointer(event)),
806			stage = this._drag.stage.current,
807			direction = delta.x > 0 ^ this.settings.rtl ? 'left' : 'right';
808
809		$(document).off('.owl.core');
810
811		this.$element.removeClass(this.options.grabClass);
812
813		if (delta.x !== 0 && this.is('dragging') || !this.is('valid')) {
814			this.speed(this.settings.dragEndSpeed || this.settings.smartSpeed);
815			this.current(this.closest(stage.x, delta.x !== 0 ? direction : this._drag.direction));
816			this.invalidate('position');
817			this.update();
818
819			this._drag.direction = direction;
820
821			if (Math.abs(delta.x) > 3 || new Date().getTime() - this._drag.time > 300) {
822				this._drag.target.one('click.owl.core', function() { return false; });
823			}
824		}
825
826		if (!this.is('dragging')) {
827			return;
828		}
829
830		this.leave('dragging');
831		this.trigger('dragged');
832	};
833
834	/**
835	 * Gets absolute position of the closest item for a coordinate.
836	 * @todo Setting `freeDrag` makes `closest` not reusable. See #165.
837	 * @protected
838	 * @param {Number} coordinate - The coordinate in pixel.
839	 * @param {String} direction - The direction to check for the closest item. Ether `left` or `right`.
840	 * @return {Number} - The absolute position of the closest item.
841	 */
842	Owl.prototype.closest = function(coordinate, direction) {
843		var position = -1,
844			pull = 30,
845			width = this.width(),
846			coordinates = this.coordinates();
847
848		if (!this.settings.freeDrag) {
849			// check closest item
850			$.each(coordinates, $.proxy(function(index, value) {
851				// on a left pull, check on current index
852				if (direction === 'left' && coordinate > value - pull && coordinate < value + pull) {
853					position = index;
854				// on a right pull, check on previous index
855				// to do so, subtract width from value and set position = index + 1
856				} else if (direction === 'right' && coordinate > value - width - pull && coordinate < value - width + pull) {
857					position = index + 1;
858				} else if (this.op(coordinate, '<', value)
859					&& this.op(coordinate, '>', coordinates[index + 1] || value - width)) {
860					position = direction === 'left' ? index + 1 : index;
861				}
862				return position === -1;
863			}, this));
864		}
865
866		if (!this.settings.loop) {
867			// non loop boundries
868			if (this.op(coordinate, '>', coordinates[this.minimum()])) {
869				position = coordinate = this.minimum();
870			} else if (this.op(coordinate, '<', coordinates[this.maximum()])) {
871				position = coordinate = this.maximum();
872			}
873		}
874
875		return position;
876	};
877
878	/**
879	 * Animates the stage.
880	 * @todo #270
881	 * @public
882	 * @param {Number} coordinate - The coordinate in pixels.
883	 */
884	Owl.prototype.animate = function(coordinate) {
885		var animate = this.speed() > 0;
886
887		this.is('animating') && this.onTransitionEnd();
888
889		if (animate) {
890			this.enter('animating');
891			this.trigger('translate');
892		}
893
894		if ($.support.transform3d && $.support.transition) {
895			this.$stage.css({
896				transform: 'translate3d(' + coordinate + 'px,0px,0px)',
897				transition: (this.speed() / 1000) + 's'
898			});
899		} else if (animate) {
900			this.$stage.animate({
901				left: coordinate + 'px'
902			}, this.speed(), this.settings.fallbackEasing, $.proxy(this.onTransitionEnd, this));
903		} else {
904			this.$stage.css({
905				left: coordinate + 'px'
906			});
907		}
908	};
909
910	/**
911	 * Checks whether the carousel is in a specific state or not.
912	 * @param {String} state - The state to check.
913	 * @returns {Boolean} - The flag which indicates if the carousel is busy.
914	 */
915	Owl.prototype.is = function(state) {
916		return this._states.current[state] && this._states.current[state] > 0;
917	};
918
919	/**
920	 * Sets the absolute position of the current item.
921	 * @public
922	 * @param {Number} [position] - The new absolute position or nothing to leave it unchanged.
923	 * @returns {Number} - The absolute position of the current item.
924	 */
925	Owl.prototype.current = function(position) {
926		if (position === undefined) {
927			return this._current;
928		}
929
930		if (this._items.length === 0) {
931			return undefined;
932		}
933
934		position = this.normalize(position);
935
936		if (this._current !== position) {
937			var event = this.trigger('change', { property: { name: 'position', value: position } });
938
939			if (event.data !== undefined) {
940				position = this.normalize(event.data);
941			}
942
943			this._current = position;
944
945			this.invalidate('position');
946
947			this.trigger('changed', { property: { name: 'position', value: this._current } });
948		}
949
950		return this._current;
951	};
952
953	/**
954	 * Invalidates the given part of the update routine.
955	 * @param {String} [part] - The part to invalidate.
956	 * @returns {Array.<String>} - The invalidated parts.
957	 */
958	Owl.prototype.invalidate = function(part) {
959		if ($.type(part) === 'string') {
960			this._invalidated[part] = true;
961			this.is('valid') && this.leave('valid');
962		}
963		return $.map(this._invalidated, function(v, i) { return i });
964	};
965
966	/**
967	 * Resets the absolute position of the current item.
968	 * @public
969	 * @param {Number} position - The absolute position of the new item.
970	 */
971	Owl.prototype.reset = function(position) {
972		position = this.normalize(position);
973
974		if (position === undefined) {
975			return;
976		}
977
978		this._speed = 0;
979		this._current = position;
980
981		this.suppress([ 'translate', 'translated' ]);
982
983		this.animate(this.coordinates(position));
984
985		this.release([ 'translate', 'translated' ]);
986	};
987
988	/**
989	 * Normalizes an absolute or a relative position of an item.
990	 * @public
991	 * @param {Number} position - The absolute or relative position to normalize.
992	 * @param {Boolean} [relative=false] - Whether the given position is relative or not.
993	 * @returns {Number} - The normalized position.
994	 */
995	Owl.prototype.normalize = function(position, relative) {
996		var n = this._items.length,
997			m = relative ? 0 : this._clones.length;
998
999		if (!this.isNumeric(position) || n < 1) {
1000			position = undefined;
1001		} else if (position < 0 || position >= n + m) {
1002			position = ((position - m / 2) % n + n) % n + m / 2;
1003		}
1004
1005		return position;
1006	};
1007
1008	/**
1009	 * Converts an absolute position of an item into a relative one.
1010	 * @public
1011	 * @param {Number} position - The absolute position to convert.
1012	 * @returns {Number} - The converted position.
1013	 */
1014	Owl.prototype.relative = function(position) {
1015		position -= this._clones.length / 2;
1016		return this.normalize(position, true);
1017	};
1018
1019	/**
1020	 * Gets the maximum position for the current item.
1021	 * @public
1022	 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
1023	 * @returns {Number}
1024	 */
1025	Owl.prototype.maximum = function(relative) {
1026		var settings = this.settings,
1027			maximum = this._coordinates.length,
1028			iterator,
1029			reciprocalItemsWidth,
1030			elementWidth;
1031
1032		if (settings.loop) {
1033			maximum = this._clones.length / 2 + this._items.length - 1;
1034		} else if (settings.autoWidth || settings.merge) {
1035			iterator = this._items.length;
1036			reciprocalItemsWidth = this._items[--iterator].width();
1037			elementWidth = this.$element.width();
1038			while (iterator--) {
1039				reciprocalItemsWidth += this._items[iterator].width() + this.settings.margin;
1040				if (reciprocalItemsWidth > elementWidth) {
1041					break;
1042				}
1043			}
1044			maximum = iterator + 1;
1045		} else if (settings.center) {
1046			maximum = this._items.length - 1;
1047		} else {
1048			maximum = this._items.length - settings.items;
1049		}
1050
1051		if (relative) {
1052			maximum -= this._clones.length / 2;
1053		}
1054
1055		return Math.max(maximum, 0);
1056	};
1057
1058	/**
1059	 * Gets the minimum position for the current item.
1060	 * @public
1061	 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
1062	 * @returns {Number}
1063	 */
1064	Owl.prototype.minimum = function(relative) {
1065		return relative ? 0 : this._clones.length / 2;
1066	};
1067
1068	/**
1069	 * Gets an item at the specified relative position.
1070	 * @public
1071	 * @param {Number} [position] - The relative position of the item.
1072	 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
1073	 */
1074	Owl.prototype.items = function(position) {
1075		if (position === undefined) {
1076			return this._items.slice();
1077		}
1078
1079		position = this.normalize(position, true);
1080		return this._items[position];
1081	};
1082
1083	/**
1084	 * Gets an item at the specified relative position.
1085	 * @public
1086	 * @param {Number} [position] - The relative position of the item.
1087	 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
1088	 */
1089	Owl.prototype.mergers = function(position) {
1090		if (position === undefined) {
1091			return this._mergers.slice();
1092		}
1093
1094		position = this.normalize(position, true);
1095		return this._mergers[position];
1096	};
1097
1098	/**
1099	 * Gets the absolute positions of clones for an item.
1100	 * @public
1101	 * @param {Number} [position] - The relative position of the item.
1102	 * @returns {Array.<Number>} - The absolute positions of clones for the item or all if no position was given.
1103	 */
1104	Owl.prototype.clones = function(position) {
1105		var odd = this._clones.length / 2,
1106			even = odd + this._items.length,
1107			map = function(index) { return index % 2 === 0 ? even + index / 2 : odd - (index + 1) / 2 };
1108
1109		if (position === undefined) {
1110			return $.map(this._clones, function(v, i) { return map(i) });
1111		}
1112
1113		return $.map(this._clones, function(v, i) { return v === position ? map(i) : null });
1114	};
1115
1116	/**
1117	 * Sets the current animation speed.
1118	 * @public
1119	 * @param {Number} [speed] - The animation speed in milliseconds or nothing to leave it unchanged.
1120	 * @returns {Number} - The current animation speed in milliseconds.
1121	 */
1122	Owl.prototype.speed = function(speed) {
1123		if (speed !== undefined) {
1124			this._speed = speed;
1125		}
1126
1127		return this._speed;
1128	};
1129
1130	/**
1131	 * Gets the coordinate of an item.
1132	 * @todo The name of this method is missleanding.
1133	 * @public
1134	 * @param {Number} position - The absolute position of the item within `minimum()` and `maximum()`.
1135	 * @returns {Number|Array.<Number>} - The coordinate of the item in pixel or all coordinates.
1136	 */
1137	Owl.prototype.coordinates = function(position) {
1138		var multiplier = 1,
1139			newPosition = position - 1,
1140			coordinate;
1141
1142		if (position === undefined) {
1143			return $.map(this._coordinates, $.proxy(function(coordinate, index) {
1144				return this.coordinates(index);
1145			}, this));
1146		}
1147
1148		if (this.settings.center) {
1149			if (this.settings.rtl) {
1150				multiplier = -1;
1151				newPosition = position + 1;
1152			}
1153
1154			coordinate = this._coordinates[position];
1155			coordinate += (this.width() - coordinate + (this._coordinates[newPosition] || 0)) / 2 * multiplier;
1156		} else {
1157			coordinate = this._coordinates[newPosition] || 0;
1158		}
1159
1160		coordinate = Math.ceil(coordinate);
1161
1162		return coordinate;
1163	};
1164
1165	/**
1166	 * Calculates the speed for a translation.
1167	 * @protected
1168	 * @param {Number} from - The absolute position of the start item.
1169	 * @param {Number} to - The absolute position of the target item.
1170	 * @param {Number} [factor=undefined] - The time factor in milliseconds.
1171	 * @returns {Number} - The time in milliseconds for the translation.
1172	 */
1173	Owl.prototype.duration = function(from, to, factor) {
1174		if (factor === 0) {
1175			return 0;
1176		}
1177
1178		return Math.min(Math.max(Math.abs(to - from), 1), 6) * Math.abs((factor || this.settings.smartSpeed));
1179	};
1180
1181	/**
1182	 * Slides to the specified item.
1183	 * @public
1184	 * @param {Number} position - The position of the item.
1185	 * @param {Number} [speed] - The time in milliseconds for the transition.
1186	 */
1187	Owl.prototype.to = function(position, speed) {
1188		var current = this.current(),
1189			revert = null,
1190			distance = position - this.relative(current),
1191			direction = (distance > 0) - (distance < 0),
1192			items = this._items.length,
1193			minimum = this.minimum(),
1194			maximum = this.maximum();
1195
1196		if (this.settings.loop) {
1197			if (!this.settings.rewind && Math.abs(distance) > items / 2) {
1198				distance += direction * -1 * items;
1199			}
1200
1201			position = current + distance;
1202			revert = ((position - minimum) % items + items) % items + minimum;
1203
1204			if (revert !== position && revert - distance <= maximum && revert - distance > 0) {
1205				current = revert - distance;
1206				position = revert;
1207				this.reset(current);
1208			}
1209		} else if (this.settings.rewind) {
1210			maximum += 1;
1211			position = (position % maximum + maximum) % maximum;
1212		} else {
1213			position = Math.max(minimum, Math.min(maximum, position));
1214		}
1215
1216		this.speed(this.duration(current, position, speed));
1217		this.current(position);
1218
1219		if (this.$element.is(':visible')) {
1220			this.update();
1221		}
1222	};
1223
1224	/**
1225	 * Slides to the next item.
1226	 * @public
1227	 * @param {Number} [speed] - The time in milliseconds for the transition.
1228	 */
1229	Owl.prototype.next = function(speed) {
1230		speed = speed || false;
1231		this.to(this.relative(this.current()) + 1, speed);
1232	};
1233
1234	/**
1235	 * Slides to the previous item.
1236	 * @public
1237	 * @param {Number} [speed] - The time in milliseconds for the transition.
1238	 */
1239	Owl.prototype.prev = function(speed) {
1240		speed = speed || false;
1241		this.to(this.relative(this.current()) - 1, speed);
1242	};
1243
1244	/**
1245	 * Handles the end of an animation.
1246	 * @protected
1247	 * @param {Event} event - The event arguments.
1248	 */
1249	Owl.prototype.onTransitionEnd = function(event) {
1250
1251		// if css2 animation then event object is undefined
1252		if (event !== undefined) {
1253			event.stopPropagation();
1254
1255			// Catch only owl-stage transitionEnd event
1256			if ((event.target || event.srcElement || event.originalTarget) !== this.$stage.get(0)) {
1257				return false;
1258			}
1259		}
1260
1261		this.leave('animating');
1262		this.trigger('translated');
1263	};
1264
1265	/**
1266	 * Gets viewport width.
1267	 * @protected
1268	 * @return {Number} - The width in pixel.
1269	 */
1270	Owl.prototype.viewport = function() {
1271		var width;
1272		if (this.options.responsiveBaseElement !== window) {
1273			width = $(this.options.responsiveBaseElement).width();
1274		} else if (window.innerWidth) {
1275			width = window.innerWidth;
1276		} else if (document.documentElement && document.documentElement.clientWidth) {
1277			width = document.documentElement.clientWidth;
1278		} else {
1279			console.warn('Can not detect viewport width.');
1280		}
1281		return width;
1282	};
1283
1284	/**
1285	 * Replaces the current content.
1286	 * @public
1287	 * @param {HTMLElement|jQuery|String} content - The new content.
1288	 */
1289	Owl.prototype.replace = function(content) {
1290		this.$stage.empty();
1291		this._items = [];
1292
1293		if (content) {
1294			content = (content instanceof jQuery) ? content : $(content);
1295		}
1296
1297		if (this.settings.nestedItemSelector) {
1298			content = content.find('.' + this.settings.nestedItemSelector);
1299		}
1300
1301		content.filter(function() {
1302			return this.nodeType === 1;
1303		}).each($.proxy(function(index, item) {
1304			item = this.prepare(item);
1305			this.$stage.append(item);
1306			this._items.push(item);
1307			this._mergers.push(item.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
1308		}, this));
1309
1310		this.reset(this.isNumeric(this.settings.startPosition) ? this.settings.startPosition : 0);
1311
1312		this.invalidate('items');
1313	};
1314
1315	/**
1316	 * Adds an item.
1317	 * @todo Use `item` instead of `content` for the event arguments.
1318	 * @public
1319	 * @param {HTMLElement|jQuery|String} content - The item content to add.
1320	 * @param {Number} [position] - The relative position at which to insert the item otherwise the item will be added to the end.
1321	 */
1322	Owl.prototype.add = function(content, position) {
1323		var current = this.relative(this._current);
1324
1325		position = position === undefined ? this._items.length : this.normalize(position, true);
1326		content = content instanceof jQuery ? content : $(content);
1327
1328		this.trigger('add', { content: content, position: position });
1329
1330		content = this.prepare(content);
1331
1332		if (this._items.length === 0 || position === this._items.length) {
1333			this._items.length === 0 && this.$stage.append(content);
1334			this._items.length !== 0 && this._items[position - 1].after(content);
1335			this._items.push(content);
1336			this._mergers.push(content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
1337		} else {
1338			this._items[position].before(content);
1339			this._items.splice(position, 0, content);
1340			this._mergers.splice(position, 0, content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
1341		}
1342
1343		this._items[current] && this.reset(this._items[current].index());
1344
1345		this.invalidate('items');
1346
1347		this.trigger('added', { content: content, position: position });
1348	};
1349
1350	/**
1351	 * Removes an item by its position.
1352	 * @todo Use `item` instead of `content` for the event arguments.
1353	 * @public
1354	 * @param {Number} position - The relative position of the item to remove.
1355	 */
1356	Owl.prototype.remove = function(position) {
1357		position = this.normalize(position, true);
1358
1359		if (position === undefined) {
1360			return;
1361		}
1362
1363		this.trigger('remove', { content: this._items[position], position: position });
1364
1365		this._items[position].remove();
1366		this._items.splice(position, 1);
1367		this._mergers.splice(position, 1);
1368
1369		this.invalidate('items');
1370
1371		this.trigger('removed', { content: null, position: position });
1372	};
1373
1374	/**
1375	 * Preloads images with auto width.
1376	 * @todo Replace by a more generic approach
1377	 * @protected
1378	 */
1379	Owl.prototype.preloadAutoWidthImages = function(images) {
1380		images.each($.proxy(function(i, element) {
1381			this.enter('pre-loading');
1382			element = $(element);
1383			$(new Image()).one('load', $.proxy(function(e) {
1384				element.attr('src', e.target.src);
1385				element.css('opacity', 1);
1386				this.leave('pre-loading');
1387				!this.is('pre-loading') && !this.is('initializing') && this.refresh();
1388			}, this)).attr('src', element.attr('src') || element.attr('data-src') || element.attr('data-src-retina'));
1389		}, this));
1390	};
1391
1392	/**
1393	 * Destroys the carousel.
1394	 * @public
1395	 */
1396	Owl.prototype.destroy = function() {
1397
1398		this.$element.off('.owl.core');
1399		this.$stage.off('.owl.core');
1400		$(document).off('.owl.core');
1401
1402		if (this.settings.responsive !== false) {
1403			window.clearTimeout(this.resizeTimer);
1404			this.off(window, 'resize', this._handlers.onThrottledResize);
1405		}
1406
1407		for (var i in this._plugins) {
1408			this._plugins[i].destroy();
1409		}
1410
1411		this.$stage.children('.cloned').remove();
1412
1413		this.$stage.unwrap();
1414		this.$stage.children().contents().unwrap();
1415		this.$stage.children().unwrap();
1416
1417		this.$element
1418			.removeClass(this.options.refreshClass)
1419			.removeClass(this.options.loadingClass)
1420			.removeClass(this.options.loadedClass)
1421			.removeClass(this.options.rtlClass)
1422			.removeClass(this.options.dragClass)
1423			.removeClass(this.options.grabClass)
1424			.attr('class', this.$element.attr('class').replace(new RegExp(this.options.responsiveClass + '-\\S+\\s', 'g'), ''))
1425			.removeData('owl.carousel');
1426	};
1427
1428	/**
1429	 * Operators to calculate right-to-left and left-to-right.
1430	 * @protected
1431	 * @param {Number} [a] - The left side operand.
1432	 * @param {String} [o] - The operator.
1433	 * @param {Number} [b] - The right side operand.
1434	 */
1435	Owl.prototype.op = function(a, o, b) {
1436		var rtl = this.settings.rtl;
1437		switch (o) {
1438			case '<':
1439				return rtl ? a > b : a < b;
1440			case '>':
1441				return rtl ? a < b : a > b;
1442			case '>=':
1443				return rtl ? a <= b : a >= b;
1444			case '<=':
1445				return rtl ? a >= b : a <= b;
1446			default:
1447				break;
1448		}
1449	};
1450
1451	/**
1452	 * Attaches to an internal event.
1453	 * @protected
1454	 * @param {HTMLElement} element - The event source.
1455	 * @param {String} event - The event name.
1456	 * @param {Function} listener - The event handler to attach.
1457	 * @param {Boolean} capture - Wether the event should be handled at the capturing p

1457hase or not.
1458	 */
1459	Owl.prototype.on = function(element, event, listener, capture) {
1460		if (element.addEventListener) {
1461			element.addEventListener(event, listener, capture);
1462		} else if (element.attachEvent) {
1463			element.attachEvent('on' + event, listener);
1464		}
1465	};
1466
1467	/**
1468	 * Detaches from an internal event.
1469	 * @protected
1470	 * @param {HTMLElement} element - The event source.
1471	 * @param {String} event - The event name.
1472	 * @param {Function} listener - The attached event handler to detach.
1473	 * @param {Boolean} capture - Wether the attached event handler was registered as a capturing listener or not.
1474	 */
1475	Owl.prototype.off = function(element, event, listener, capture) {
1476		if (element.removeEventListener) {
1477			element.removeEventListener(event, listener, capture);
1478		} else if (element.detachEvent) {
1479			element.detachEvent('on' + event, listener);
1480		}
1481	};
1482
1483	/**
1484	 * Triggers a public event.
1485	 * @todo Remove `status`, `relatedTarget` should be used instead.
1486	 * @protected
1487	 * @param {String} name - The event name.
1488	 * @param {*} [data=null] - The event data.
1489	 * @param {String} [namespace=carousel] - The event namespace.
1490	 * @param {String} [state] - The state which is associated with the event.
1491	 * @param {Boolean} [enter=false] - Indicates if the call enters the specified state or not.
1492	 * @returns {Event} - The event arguments.
1493	 */
1494	Owl.prototype.trigger = function(name, data, namespace, state, enter) {
1495		var status = {
1496			item: { count: this._items.length, index: this.current() }
1497		}, handler = $.camelCase(
1498			$.grep([ 'on', name, namespace ], function(v) { return v })
1499				.join('-').toLowerCase()
1500		), event = $.Event(
1501			[ name, 'owl', namespace || 'carousel' ].join('.').toLowerCase(),
1502			$.extend({ relatedTarget: this }, status, data)
1503		);
1504
1505		if (!this._supress[name]) {
1506			$.each(this._plugins, function(name, plugin) {
1507				if (plugin.onTrigger) {
1508					plugin.onTrigger(event);
1509				}
1510			});
1511
1512			this.register({ type: Owl.Type.Event, name: name });
1513			this.$element.trigger(event);
1514
1515			if (this.settings && typeof this.settings[handler] === 'function') {
1516				this.settings[handler].call(this, event);
1517			}
1518		}
1519
1520		return event;
1521	};
1522
1523	/**
1524	 * Enters a state.
1525	 * @param name - The state name.
1526	 */
1527	Owl.prototype.enter = function(name) {
1528		$.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) {
1529			if (this._states.current[name] === undefined) {
1530				this._states.current[name] = 0;
1531			}
1532
1533			this._states.current[name]++;
1534		}, this));
1535	};
1536
1537	/**
1538	 * Leaves a state.
1539	 * @param name - The state name.
1540	 */
1541	Owl.prototype.leave = function(name) {
1542		$.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) {
1543			this._states.current[name]--;
1544		}, this));
1545	};
1546
1547	/**
1548	 * Registers an event or state.
1549	 * @public
1550	 * @param {Object} object - The event or state to register.
1551	 */
1552	Owl.prototype.register = function(object) {
1553		if (object.type === Owl.Type.Event) {
1554			if (!$.event.special[object.name]) {
1555				$.event.special[object.name] = {};
1556			}
1557
1558			if (!$.event.special[object.name].owl) {
1559				var _default = $.event.special[object.name]._default;
1560				$.event.special[object.name]._default = function(e) {
1561					if (_default && _default.apply && (!e.namespace || e.namespace.indexOf('owl') === -1)) {
1562						return _default.apply(this, arguments);
1563					}
1564					return e.namespace && e.namespace.indexOf('owl') > -1;
1565				};
1566				$.event.special[object.name].owl = true;
1567			}
1568		} else if (object.type === Owl.Type.State) {
1569			if (!this._states.tags[object.name]) {
1570				this._states.tags[object.name] = object.tags;
1571			} else {
1572				this._states.tags[object.name] = this._states.tags[object.name].concat(object.tags);
1573			}
1574
1575			this._states.tags[object.name] = $.grep(this._states.tags[object.name], $.proxy(function(tag, i) {
1576				return $.inArray(tag, this._states.tags[object.name]) === i;
1577			}, this));
1578		}
1579	};
1580
1581	/**
1582	 * Suppresses events.
1583	 * @protected
1584	 * @param {Array.<String>} events - The events to suppress.
1585	 */
1586	Owl.prototype.suppress = function(events) {
1587		$.each(events, $.proxy(function(index, event) {
1588			this._supress[event] = true;
1589		}, this));
1590	};
1591
1592	/**
1593	 * Releases suppressed events.
1594	 * @protected
1595	 * @param {Array.<String>} events - The events to release.
1596	 */
1597	Owl.prototype.release = function(events) {
1598		$.each(events, $.proxy(function(index, event) {
1599			delete this._supress[event];
1600		}, this));
1601	};
1602
1603	/**
1604	 * Gets unified pointer coordinates from event.
1605	 * @todo #261
1606	 * @protected
1607	 * @param {Event} - The `mousedown` or `touchstart` event.
1608	 * @returns {Object} - Contains `x` and `y` coordinates of current pointer position.
1609	 */
1610	Owl.prototype.pointer = function(event) {
1611		var result = { x: null, y: null };
1612
1613		event = event.originalEvent || event || window.event;
1614
1615		event = event.touches && event.touches.length ?
1616			event.touches[0] : event.changedTouches && event.changedTouches.length ?
1617				event.changedTouches[0] : event;
1618
1619		if (event.pageX) {
1620			result.x = event.pageX;
1621			result.y = event.pageY;
1622		} else {
1623			result.x = event.clientX;
1624			result.y = event.clientY;
1625		}
1626
1627		return result;
1628	};
1629
1630	/**
1631	 * Determines if the input is a Number or something that can be coerced to a Number
1632	 * @protected
1633	 * @param {Number|String|Object|Array|Boolean|RegExp|Function|Symbol} - The input to be tested
1634	 * @returns {Boolean} - An indication if the input is a Number or can be coerced to a Number
1635	 */
1636	Owl.prototype.isNumeric = function(number) {
1637		return !isNaN(parseFloat(number));
1638	};
1639
1640	/**
1641	 * Gets the difference of two vectors.
1642	 * @todo #261
1643	 * @protected
1644	 * @param {Object} - The first vector.
1645	 * @param {Object} - The second vector.
1646	 * @returns {Object} - The difference.
1647	 */
1648	Owl.prototype.difference = function(first, second) {
1649		return {
1650			x: first.x - second.x,
1651			y: first.y - second.y
1652		};
1653	};
1654
1655	/**
1656	 * The jQuery Plugin for the Owl Carousel
1657	 * @todo Navigation plugin `next` and `prev`
1658	 * @public
1659	 */
1660	$.fn.owlCarousel = function(option) {
1661		var args = Array.prototype.slice.call(arguments, 1);
1662
1663		return this.each(function() {
1664			var $this = $(this),
1665				data = $this.data('owl.carousel');
1666
1667			if (!data) {
1668				data = new Owl(this, typeof option == 'object' && option);
1669				$this.data('owl.carousel', data);
1670
1671				$.each([
1672					'next', 'prev', 'to', 'destroy', 'refresh', 'replace', 'add', 'remove'
1673				], function(i, event) {
1674					data.register({ type: Owl.Type.Event, name: event });
1675					data.$element.on(event + '.owl.carousel.core', $.proxy(function(e) {
1676						if (e.namespace && e.relatedTarget !== this) {
1677							this.suppress([ event ]);
1678							data[event].apply(this, [].slice.call(arguments, 1));
1679							this.release([ event ]);
1680						}
1681					}, data));
1682				});
1683			}
1684
1685			if (typeof option == 'string' && option.charAt(0) !== '_') {
1686				data[option].apply(data, args);
1687			}
1688		});
1689	};
1690
1691	/**
1692	 * The constructor for the jQuery Plugin
1693	 * @public
1694	 */
1695	$.fn.owlCarousel.Constructor = Owl;
1696
1697})(window.Zepto || window.jQuery, window, document);
1698
1699/**
1700 * AutoRefresh Plugin
1701 * @version 2.

17011.0
1702 * @author Artus Kolanowski
1703 * @author David Deutsch
1704 * @license The MIT License (MIT)
1705 */
1706;(function($, window, document, undefined) {
1707
1708	/**
1709	 * Creates the auto refresh plugin.
1710	 * @class The Auto Refresh Plugin
1711	 * @param {Owl} carousel - The Owl Carousel
1712	 */
1713	var AutoRefresh = function(carousel) {
1714		/**
1715		 * Reference to the core.
1716		 * @protected
1717		 * @type {Owl}
1718		 */
1719		this._core = carousel;
1720
1721		/**
1722		 * Refresh interval.
1723		 * @protected
1724		 * @type {number}
1725		 */
1726		this._interval = null;
1727
1728		/**
1729		 * Whether the element is currently visible or not.
1730		 * @protected
1731		 * @type {Boolean}
1732		 */
1733		this._visible = null;
1734
1735		/**
1736		 * All event handlers.
1737		 * @protected
1738		 * @type {Object}
1739		 */
1740		this._handlers = {
1741			'initialized.owl.carousel': $.proxy(function(e) {
1742				if (e.namespace && this._core.settings.autoRefresh) {
1743					this.watch();
1744				}
1745			}, this)
1746		};
1747
1748		// set default options
1749		this._core.options = $.extend({}, AutoRefresh.Defaults, this._core.options);
1750
1751		// register event handlers
1752		this._core.$element.on(this._handlers);
1753	};
1754
1755	/**
1756	 * Default options.
1757	 * @public
1758	 */
1759	AutoRefresh.Defaults = {
1760		autoRefresh: true,
1761		autoRefreshInterval: 500
1762	};
1763
1764	/**
1765	 * Watches the element.
1766	 */
1767	AutoRefresh.prototype.watch = function() {
1768		if (this._interval) {
1769			return;
1770		}
1771
1772		this._visible = this._core.$element.is(':visible');
1773		this._interval = window.setInterval($.proxy(this.refresh, this), this._core.settings.autoRefreshInterval);
1774	};
1775
1776	/**
1777	 * Refreshes the element.
1778	 */
1779	AutoRefresh.prototype.refresh = function() {
1780		if (this._core.$element.is(':visible') === this._visible) {
1781			return;
1782		}
1783
1784		this._visible = !this._visible;
1785
1786		this._core.$element.toggleClass('owl-hidden', !this._visible);
1787
1788		this._visible && (this._core.invalidate('width') && this._core.refresh());
1789	};
1790
1791	/**
1792	 * Destroys the plugin.
1793	 */
1794	AutoRefresh.prototype.destroy = function() {
1795		var handler, property;
1796
1797		window.clearInterval(this._interval);
1798
1799		for (handler in this._handlers) {
1800			this._core.$element.off(handler, this._handlers[handler]);
1801		}
1802		for (property in Object.getOwnPropertyNames(this)) {
1803			typeof this[property] != 'function' && (this[property] = null);
1804		}
1805	};
1806
1807	$.fn.owlCarousel.Constructor.Plugins.AutoRefresh = AutoRefresh;
1808
1809})(window.Zepto || window.jQuery, window, document);
1810
1811/**
1812 * Lazy Plugin
1813 * @version 2.1.0
1814 * @author Bartosz Wojciechowski
1815 * @author David Deutsch
1816 * @license The MIT License (MIT)
1817 */
1818;(function($, window, document, undefined) {
1819
1820	/**
1821	 * Creates the lazy plugin.
1822	 * @class The Lazy Plugin
1823	 * @param {Owl} carousel - The Owl Carousel
1824	 */
1825	var Lazy = function(carousel) {
1826
1827		/**
1828		 * Reference to the core.
1829		 * @protected
1830		 * @type {Owl}
1831		 */
1832		this._core = carousel;
1833
1834		/**
1835		 * Already loaded items.
1836		 * @protected
1837		 * @type {Array.<jQuery>}
1838		 */
1839		this._loaded = [];
1840
1841		/**
1842		 * Event handlers.
1843		 * @protected
1844		 * @type {Object}
1845		 */
1846		this._handlers = {
1847			'initialized.owl.carousel change.owl.carousel resized.owl.carousel': $.proxy(function(e) {
1848				if (!e.namespace) {
1849					return;
1850				}
1851
1852				if (!this._core.settings || !this._core.settings.lazyLoad) {
1853					return;
1854				}
1855
1856				if ((e.property && e.property.name == 'position') || e.type == 'initialized') {
1857					var settings = this._core.settings,
1858						n = (settings.center && Math.ceil(settings.items / 2) || settings.items),
1859						i = ((settings.center && n * -1) || 0),
1860						position = (e.property && e.property.value !== undefined ? e.property.value : this._core.current()) + i,
1861						clones = this._core.clones().length,
1862						load = $.proxy(function(i, v) { this.load(v) }, this);
1863
1864					while (i++ < n) {
1865						this.load(clones / 2 + this._core.relative(position));
1866						clones && $.each(this._core.clones(this._core.relative(position)), load);
1867						position++;
1868					}
1869				}
1870			}, this)
1871		};
1872
1873		// set the default options
1874		this._core.options = $.extend({}, Lazy.Defaults, this._core.options);
1875
1876		// register event handler
1877		this._core.$element.on(this._handlers);
1878	};
1879
1880	/**
1881	 * Default options.
1882	 * @public
1883	 */
1884	Lazy.Defaults = {
1885		lazyLoad: false
1886	};
1887
1888	/**
1889	 * Loads all resources of an item at the specified position.
1890	 * @param {Number} position - The absolute position of the item.
1891	 * @protected
1892	 */
1893	Lazy.prototype.load = function(position) {
1894		var $item = this._core.$stage.children().eq(position),
1895			$elements = $item && $item.find('.owl-lazy');
1896
1897		if (!$elements || $.inArray($item.get(0), this._loaded) > -1) {
1898			return;
1899		}
1900
1901		$elements.each($.proxy(function(index, element) {
1902			var $element = $(element), image,
1903				url = (window.devicePixelRatio > 1 && $element.attr('data-src-retina')) || $element.attr('data-src');
1904
1905			this._core.trigger('load', { element: $element, url: url }, 'lazy');
1906
1907			if ($element.is('img')) {
1908				$element.one('load.owl.lazy', $.proxy(function() {
1909					$element.css('opacity', 1);
1910					this._core.trigger('loaded', { element: $element, url: url }, 'lazy');
1911				}, this)).attr('src', url);
1912			} else {
1913				image = new Image();
1914				image.onload = $.proxy(function() {
1915					$element.css({
1916						'background-image': 'url("' + url + '")',
1917						'opacity': '1'
1918					});
1919					this._core.trigger('loaded', { element: $element, url: url }, 'lazy');
1920				}, this);
1921				image.src = url;
1922			}
1923		}, this));
1924
1925		this._loaded.push($item.get(0));
1926	};
1927
1928	/**
1929	 * Destroys the plugin.
1930	 * @public
1931	 */
1932	Lazy.prototype.destroy = function() {
1933		var handler, property;
1934
1935		for (handler in this.handlers) {
1936			this._core.$element.off(handler, this.handlers[handler]);
1937		}
1938		for (property in Object.getOwnPropertyNames(this)) {
1939			typeof this[property] != 'function' && (this[property] = null);
1940		}
1941	};
1942
1943	$.fn.owlCarousel.Constructor.Plugins.Lazy = Lazy;
1944
1945})(window.Zepto || window.jQuery, window, document);
1946
1947/**
1948 * AutoHeight Plugin
1949 * @version 2.1.0
1950 * @author Bartosz Wojciechowski
1951 * @author David Deutsch
1952 * @license The MIT License (MIT)
1953 */
1954;(function($, window, document, undefined) {
1955
1956	/**
1957	 * Creates the auto height plugin.
1958	 * @class The Auto Height Plugin
1959	 * @param {Owl} carousel - The Owl Carousel
1960	 */
1961	var AutoHeight = function(carousel) {
1962		/**
1963		 * Reference to the core.
1964		 * @protected
1965		 * @type {Owl}
1966		 */
1967		this._core = carousel;
1968
1969		/**
1970		 * All event handlers.
1971		 * @protected
1972		 * @type {Object}
1973		 */
1974		this._handlers = {
1975			'initialized.owl.carousel refreshed.owl.carousel': $.proxy(function(e) {
1976				if (e.namespace && this._core.settings.autoHeight) {
1977					this.update();
1978				}
1979			}, this),
1980			'changed.owl.carousel': $.proxy(function(e) {
1981				if (e.namespace && this._core.settings.autoHeight && e.property.name == 'position'){
1982					this.update();
1983				}
1984			}, this),
1985			'loaded.owl.lazy': $.proxy(function(e) {
1986				if (e.namespace && this._core.settings.autoHeight
1987					&& e.element.closest('.' + this._core.settings.itemClass).index() === this._core.current()) {
1988					this.update();
1989				}
1990			}, this)
1991		};
1992
1993		// set default options
1994		this._core.options = $.extend({}, AutoHeight.Defaults, this._core.options);
1995
1996		// register event handlers
1997		this._core.$element.on(this._handlers);
1998	};
1999
2000	/**
2001	 * Default options.
2002	 * @public
2003	 */
2004	AutoHeight.Defaults = {
2005		autoHeight: false,
2006		autoHeightClass: 'owl-height'
2007	};
2008
2009	/**
2010	 * Updates the view.
2011	 */
2012	AutoHeight.prototype.update = function() {
2013		var start = this._core._current,
2014			end = start + this._core.settings.items,
2015			visible = this._core.$stage.children().toArray().slice(start, end),
2016			heights = [],
2017			maxheight = 0;
2018
2019		$.each(visible, function(index, item) {
2020			heights.push($(item).height());
2021		});
2022
2023		maxheight = Math.max.apply(null, heights);
2024
2025		this._core.$stage.parent()
2026			.height(maxheight)
2027			.addClass(this._core.settings.autoHeightClass);
2028	};
2029
2030	AutoHeight.prototype.destroy = function() {
2031		var handler, property;
2032
2033		for (handler in this._handlers) {
2034			this._core.$element.off(handler, this._handlers[handler]);
2035		}
2036		for (property in Object.getOwnPropertyNames(this)) {
2037			typeof this[property] != 'function' && (this[property] = null);
2038		}
2039	};
2040
2041	$.fn.owlCarousel.Constructor.Plugins.AutoHeight = AutoHeight;
2042
2043})(window.Zepto || window.jQuery, window, document);
2044
2045/**
2046 * Video Plugin
2047 * @version 2.1.0
2048 * @author Bartosz Wojciechowski
2049 * @author David Deutsch

2049
2050 * @license The MIT License (MIT)
2051 */
2052;(function($, window, document, undefined) {
2053
2054	/**
2055	 * Creates the video plugin.
2056	 * @class The Video Plugin
2057	 * @param {Owl} carousel - The Owl Carousel
2058	 */
2059	var Video = function(carousel) {
2060		/**
2061		 * Reference to the core.
2062		 * @protected
2063		 * @type {Owl}
2064		 */
2065		this._core = carousel;
2066
2067		/**
2068		 * Cache all video URLs.
2069		 * @protected
2070		 * @type {Object}
2071		 */
2072		this._videos = {};
2073
2074		/**
2075		 * Current playing item.
2076		 * @protected
2077		 * @type {jQuery}
2078		 */
2079		this._playing = null;
2080
2081		/**
2082		 * All event handlers.
2083		 * @todo The cloned content removale is too late
2084		 * @protected
2085		 * @type {Object}
2086		 */
2087		this._handlers = {
2088			'initialized.owl.carousel': $.proxy(function(e) {
2089				if (e.namespace) {
2090					this._core.register({ type: 'state', name: 'playing', tags: [ 'interacting' ] });
2091				}
2092			}, this),
2093			'resize.owl.carousel': $.proxy(function(e) {
2094				if (e.namespace && this._core.settings.video && this.isInFullScreen()) {
2095					e.preventDefault();
2096				}
2097			}, this),
2098			'refreshed.owl.carousel': $.proxy(function(e) {
2099				if (e.namespace && this._core.is('resizing')) {
2100					this._core.$stage.find('.cloned .owl-video-frame').remove();
2101				}
2102			}, this),
2103			'changed.owl.carousel': $.proxy(function(e) {
2104				if (e.namespace && e.property.name === 'position' && this._playing) {
2105					this.stop();
2106				}
2107			}, this),
2108			'prepared.owl.carousel': $.proxy(function(e) {
2109				if (!e.namespace) {
2110					return;
2111				}
2112
2113				var $element = $(e.content).find('.owl-video');
2114
2115				if ($element.length) {
2116					$element.css('display', 'none');
2117					this.fetch($element, $(e.content));
2118				}
2119			}, this)
2120		};
2121
2122		// set default options
2123		this._core.options = $.extend({}, Video.Defaults, this._core.options);
2124
2125		// register event handlers
2126		this._core.$element.on(this._handlers);
2127
2128		this._core.$element.on('click.owl.video', '.owl-video-play-icon', $.proxy(function(e) {
2129			this.play(e);
2130		}, this));
2131	};
2132
2133	/**
2134	 * Default options.
2135	 * @public
2136	 */
2137	Video.Defaults = {
2138		video: false,
2139		videoHeight: false,
2140		videoWidth: false
2141	};
2142
2143	/**
2144	 * Gets the video ID and the type (YouTube/Vimeo/vzaar only).
2145	 * @protected
2146	 * @param {jQuery} target - The target containing the video data.
2147	 * @param {jQuery} item - The item containing the video.
2148	 */
2149	Video.prototype.fetch = function(target, item) {
2150			var type = (function() {
2151					if (target.attr('data-vimeo-id')) {
2152						return 'vimeo';
2153					} else if (target.attr('data-vzaar-id')) {
2154						return 'vzaar'
2155					} else {
2156						return 'youtube';
2157					}
2158				})(),
2159				id = target.attr('data-vimeo-id') || target.attr('data-youtube-id') || target.attr('data-vzaar-id'),
2160				width = target.attr('data-width') || this._core.settings.videoWidth,
2161				height = target.attr('data-height') || this._core.settings.videoHeight,
2162				url = target.attr('href');
2163
2164		if (url) {
2165
2166			/*
2167					Parses the id's out of the following urls (and probably more):
2168					https://www.youtube.com/watch?v=:id
2169					https://youtu.be/:id
2170					https://vimeo.com/:id
2171					https://vimeo.com/channels/:channel/:id
2172					https://vimeo.com/groups/:group/videos/:id
2173					https://app.vzaar.com/videos/:id
2174
2175					Visual example: https://regexper.com/#(http%3A%7Chttps%3A%7C)%5C%2F%5C%2F(player.%7Cwww.%7Capp.)%3F(vimeo%5C.com%7Cyoutu(be%5C.com%7C%5C.be%7Cbe%5C.googleapis%5C.com)%7Cvzaar%5C.com)%5C%2F(video%5C%2F%7Cvideos%5C%2F%7Cembed%5C%2F%7Cchannels%5C%2F.%2B%5C%2F%7Cgroups%5C%2F.%2B%5C%2F%7Cwatch%5C%3Fv%3D%7Cv%5C%2F)%3F(%5BA-Za-z0-9._%25-%5D*)(%5C%26%5CS%2B)%3F
2176			*/
2177
2178			id = url.match(/(http:|https:|)\/\/(player.|www.|app.)?(vimeo\.com|youtu(be\.com|\.be|be\.googleapis\.com)|vzaar\.com)\/(video\/|videos\/|embed\/|channels\/.+\/|groups\/.+\/|watch\?v=|v\/)?([A-Za-z0-9._%-]*)(\&\S+)?/);
2179
2180			if (id[3].indexOf('youtu') > -1) {
2181				type = 'youtube';
2182			} else if (id[3].indexOf('vimeo') > -1) {
2183				type = 'vimeo';
2184			} else if (id[3].indexOf('vzaar') > -1) {
2185				type = 'vzaar';
2186			} else {
2187				throw new Error('Video URL not supported.');
2188			}
2189			id = id[6];
2190		} else {
2191			throw new Error('Missing video URL.');
2192		}
2193
2194		this._videos[url] = {
2195			type: type,
2196			id: id,
2197			width: width,
2198			height: height
2199		};
2200
2201		item.attr('data-video', url);
2202
2203		this.thumbnail(target, this._videos[url]);
2204	};
2205
2206	/**
2207	 * Creates video thumbnail.
2208	 * @protected
2209	 * @param {jQuery} target - The target containing the video data.
2210	 * @param {Object} info - The video info object.
2211	 * @see `fetch`
2212	 */
2213	Video.prototype.thumbnail = function(target, video) {
2214		var tnLink,
2215			icon,
2216			path,
2217			dimensions = video.width && video.height ? 'style="width:' + video.width + 'px;height:' + video.height + 'px;"' : '',
2218			customTn = target.find('img'),
2219			srcType = 'src',
2220			lazyClass = '',
2221			settings = this._core.settings,
2222			create = function(path) {
2223				icon = '<div class="owl-video-play-icon"></div>';
2224
2225				if (settings.lazyLoad) {
2226					tnLink = '<div class="owl-video-tn ' + lazyClass + '" ' + srcType + '="' + path + '"></div>';
2227				} else {
2228					tnLink = '<div class="owl-video-tn" style="opacity:1;background-image:url(' + path + ')"></div>';
2229				}
2230				target.after(tnLink);
2231				target.after(icon);
2232			};
2233
2234		// wrap video content into owl-video-wrapper div
2235		target.wrap('<div class="owl-video-wrapper"' + dimensions + '></div>');
2236
2237		if (this._core.settings.lazyLoad) {
2238			srcType = 'data-src';
2239			lazyClass = 'owl-lazy';
2240		}
2241
2242		// custom thumbnail
2243		if (customTn.length) {
2244			create(customTn.attr(srcType));
2245			customTn.remove();
2246			return false;
2247		}
2248
2249		if (video.type === 'youtube') {
2250			path = "//img.youtube.com/vi/" + video.id + "/hqdefault.jpg";
2251			create(path);
2252		} else if (video.type === 'vimeo') {
2253			$.ajax({
2254				type: 'GET',
2255				url: '//vimeo.com/api/v2/video/' + video.id + '.json',
2256				jsonp: 'callback',
2257				dataType: 'jsonp',
2258				success: function(data) {
2259					path = data[0].thumbnail_large;
2260					create(path);
2261				}
2262			});
2263		} else if (video.type === 'vzaar') {
2264			$.ajax({
2265				type: 'GET',
2266				url: '//vzaar.com/api/videos/' + video.id + '.json',
2267				jsonp: 'callback',
2268				dataType: 'jsonp',
2269				success: function(data) {
2270					path = data.framegrab_url;
2271					create(path);
2272				}
2273			});
2274		}
2275	};
2276
2277	/**
2278	 * Stops the current video.
2279	 * @public
2280	 */
2281	Video.prototype.stop = function() {
2282		this._core.trigger('stop', null, 'video');
2283		this._playing.find('.owl-video-frame').remove();
2284		this._playing.removeClass('owl-video-playing');
2285		this._playing = null;
2286		this._core.leave('playing');
2287		this._core.trigger('stopped', null, 'video');
2288	};
2289
2290	/**
2291	 * Starts the current video.
2292	 * @public
2293	 * @param {Event} event - The event arguments.
2294	 */
2295	Video.prototype.play = function(event) {
2296		var target = $(event.target),
2297			item = target.closest('.' + this._core.settings.itemClass),
2298			video = this._videos[item.attr('data-video')],
2299			width = video.width || '100%',
2300			height = video.height || this._core.$stage.height(),
2301			html;
2302
2303		if (this._playing) {
2304			return;
2305		}
2306
2307		this._core.enter('playing');
2308		this._core.trigger('play', null, 'video');
2309
2310		item = this._core.items(this._core.relative(item.index()));
2311
2312		this._core.reset(item.index());
2313
2314		if (video.type === 'youtube') {
2315			html = '<iframe width="' + width + '" height="' + height + '" src="//www.youtube.com/embed/' +
2316				video.id + '?autoplay=1&rel=0&v=' + video.id + '" frameborder="0" allowfullscreen></iframe>';
2317		} else if (video.type === 'vimeo') {
2318			html = '<iframe src="//player.vimeo.com/video/' + video.id +
2319				'?autoplay=1" width="' + width + '" height="' + height +
2320				'" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>';
2321		} else if (video.type === 'vzaar') {
2322			html = '<iframe frameborder="0"' + 'height="' + height + '"' + 'width="' + width +
2323				'" allowfullscreen mozallowfullscreen webkitAllowFullScreen ' +
2324				'src="//view.vzaar.com/' + video.id + '/player?autoplay=true"></iframe>';
2325		}
2326
2327		$('<div class="owl-video-frame">' + html + '</div>').insertAfter(item.find('.owl-video'));
2328
2329		this._playing = item.addClass('owl-video-playing');
2330	};
2331
2332	/**
2333	 * Checks whether an video is currently in full screen mode or not.
2334	 * @todo Bad style because looks like a readonly method but changes members.
2335	 * @protected
2336	 * @returns {Boolean}
2337	 */
2338	Video.prototype.isInFullScreen = function() {
2339		var element = document.fullscreenElement || document.mozFullScreenElement ||
2340				document.webkitFullscreenElement;
2341
2342		return element && $(element).parent().hasClass('owl-video-frame');
2343	};
2344
2345	/**
2346	 * Destroys the plugin.
2347	 */
2348	Video.prototype.destroy = function() {
2349		var handler, property;
2350
2351		this._core.$element.off('click.owl.video');
2352
2353		for (handler in this._handlers) {
2354			this._core.$element.off(handler, this._handlers[handler]);
2355		}
2356		for (property in Object.getOwnPropertyNames(this)) {
2357			typeof this[property] != 'function' && (this[property] = null);
2358		}
2359	};
2360
2361	$.fn.owlCarousel.Constructor.Plugins.Video = Video;
2362
2363})(window.Zepto || window.jQuery, window, document);
2364
2365/**
2366 * Animate Plugin
2367 * @version 2.1.0
2368 * @author Bartosz Wojciechowski
2369 * @author 

2369David Deutsch
2370 * @license The MIT License (MIT)
2371 */
2372;(function($, window, document, undefined) {
2373
2374	/**
2375	 * Creates the animate plugin.
2376	 * @class The Navigation Plugin
2377	 * @param {Owl} scope - The Owl Carousel
2378	 */
2379	var Animate = function(scope) {
2380		this.core = scope;
2381		this.core.options = $.extend({}, Animate.Defaults, this.core.options);
2382		this.swapping = true;
2383		this.previous = undefined;
2384		this.next = undefined;
2385
2386		this.handlers = {
2387			'change.owl.carousel': $.proxy(function(e) {
2388				if (e.namespace && e.property.name == 'position') {
2389					this.previous = this.core.current();
2390					this.next = e.property.value;
2391				}
2392			}, this),
2393			'drag.owl.carousel dragged.owl.carousel translated.owl.carousel': $.proxy(function(e) {
2394				if (e.namespace) {
2395					this.swapping = e.type == 'translated';
2396				}
2397			}, this),
2398			'translate.owl.carousel': $.proxy(function(e) {
2399				if (e.namespace && this.swapping && (this.core.options.animateOut || this.core.options.animateIn)) {
2400					this.swap();
2401				}
2402			}, this)
2403		};
2404
2405		this.core.$element.on(this.handlers);
2406	};
2407
2408	/**
2409	 * Default options.
2410	 * @public
2411	 */
2412	Animate.Defaults = {
2413		animateOut: false,
2414		animateIn: false
2415	};
2416
2417	/**
2418	 * Toggles the animation classes whenever an translations starts.
2419	 * @protected
2420	 * @returns {Boolean|undefined}
2421	 */
2422	Animate.prototype.swap = function() {
2423
2424		if (this.core.settings.items !== 1) {
2425			return;
2426		}
2427

2428		if (!$.support.animation || !$.support.transition) {
2429			return;
2430		}
2431
2432		this.core.speed(0);
2433
2434		var left,
2435			clear = $.proxy(this.clear, this),
2436			previous = this.core.$stage.children().eq(this.previous),
2437			next = this.core.$stage.children().eq(this.next),
2438			incoming = this.core.settings.animateIn,
2439			outgoing = this.core.settings.animateOut;
2440
2441		if (this.core.current() === this.previous) {
2442			return;
2443		}
2444
2445		if (outgoing) {
2446			left = this.core.coordinates(this.previous) - this.core.coordinates(this.next);
2447			previous.one($.support.animation.end, clear)
2448				.css( { 'left': left + 'px' } )
2449				.addClass('animated owl-animated-out')
2450				.addClass(outgoing);
2451		}
2452
2453		if (incoming) {
2454			next.one($.support.animation.end, clear)
2455				.addClass('animated owl-animated-in')
2456				.addClass(incoming);
2457		}
2458	};
2459
2460	Animate.prototype.clear = function(e) {
2461		$(e.target).css( { 'left': '' } )
2462			.removeClass('animated owl-animated-out owl-animated-in')
2463			.removeClass(this.core.settings.animateIn)
2464			.removeClass(this.core.settings.animateOut);
2465		this.core.onTransitionEnd();
2466	};
2467
2468	/**
2469	 * Destroys the plugin.
2470	 * @public
2471	 */
2472	Animate.prototype.destroy = function() {
2473		var handler, property;
2474
2475		for (handler in this.handlers) {
2476			this.core.$element.off(handler, this.handlers[handler]);
2477		}
2478		for (property in Object.getOwnPropertyNames(this)) {
2479			typeof this[property] != 'function' && (this[property] = null);
2480		}
2481	};
2482
2483	$.fn.owlCarousel.Constructor.Plugins.Animate = Animate;
2484
2485})(window.Zepto || window.jQuery, window, document);
2486
2487/**
2488 * Autoplay Plugin
2489 * @version 2.1.0
2490 * @author Bartosz Wojciechowski
2491 * @author Artus Kolanowski
2492 * @author David Deutsch
2493 * @license The MIT License (MIT)
2494 */
2495;(function($, window, document, undefined) {
2496
2497	/**
2498	 * Creates the autoplay plugin.
2499	 * @class The Autoplay Plugin
2500	 * @param {Owl} scope - The Owl Carousel
2501	 */
2502	var Autoplay = function(carousel) {
2503		/**
2504		 * Reference to the core.
2505		 * @protected
2506		 * @type {Owl}
2507		 */
2508		this._core = carousel;
2509
2510		/**
2511		 * The autoplay timeout.
2512		 * @type {Timeout}
2513		 */
2514		this._timeout = null;
2515
2516		/**
2517		 * Indicates whenever the autoplay is paused.
2518		 * @type {Boolean}
2519		 */
2520		this._paused = false;
2521
2522		/**
2523		 * All event handlers.
2524		 * @protected
2525		 * @type {Object}
2526		 */
2527		this._handlers = {
2528			'changed.owl.carousel': $.proxy(function(e) {
2529				if (e.namespace && e.property.name === 'settings') {
2530					if (this._core.settings.autoplay) {
2531						this.play();
2532					} else {
2533						this.stop();
2534					}
2535				} else if (e.namespace && e.property.name === 'position') {
2536					//console.log('play?', e);
2537					if (this._core.settings.autoplay) {
2538						this._setAutoPlayInterval();
2539					}
2540				}
2541			}, this),
2542			'initialized.owl.carousel': $.proxy(function(e) {
2543				if (e.namespace && this._core.settings.autoplay) {
2544					this.play();
2545				}
2546			}, this),
2547			'play.owl.autoplay': $.proxy(function(e, t, s) {
2548				if (e.namespace) {
2549					this.play(t, s);
2550				}
2551			}, this),
2552			'stop.owl.autoplay': $.proxy(function(e) {
2553				if (e.namespace) {
2554					this.stop();
2555				}
2556			}, this),
2557			'mouseover.owl.autoplay': $.proxy(function() {
2558				if (this._core.settings.autoplayHoverPause && this._core.is('rotating')) {
2559					this.pause();
2560				}
2561			}, this),
2562			'mouseleave.owl.autoplay': $.proxy(function() {
2563				if (this._core.settings.autoplayHoverPause && this._core.is('rotating')) {
2564					this.play();
2565				}
2566			}, this),
2567			'touchstart.owl.core': $.proxy(function() {
2568				if (this._core.settings.autoplayHoverPause && this._core.is('rotating')) {
2569					this.pause();
2570				}
2571			}, this),
2572			'touchend.owl.core': $.proxy(function() {
2573				if (this._core.settings.autoplayHoverPause) {
2574					this.play();
2575				}
2576			}, this)
2577		};
2578
2579		// register event handlers
2580		this._core.$element.on(this._handlers);
2581
2582		// set default options
2583		this._core.options = $.extend({}, Autoplay.Defaults, this._core.options);
2584	};
2585
2586	/**
2587	 * Default options.
2588	 * @public
2589	 */
2590	Autoplay.Defaults = {
2591		autoplay: false,
2592		autoplayTimeout: 5000,
2593		autoplayHoverPause: false,
2594		autoplaySpeed: false
2595	};
2596
2597	/**
2598	 * Starts the autoplay.
2599	 * @public
2600	 * @param {Number} [timeout] - The interval before the next animation starts.
2601	 * @param {Number} [speed] - The animation speed for the animations.
2602	 */
2603	Autoplay.prototype.play = function(timeout, speed) {
2604		this._paused = false;
2605
2606		if (this._core.is('rotating')) {
2607			return;
2608		}
2609
2610		this._core.enter('rotating');
2611
2612		this._setAutoPlayInterval();
2613	};
2614
2615	/**
2616	 * Gets a new timeout
2617	 * @private
2618	 * @param {Number} [timeout] - The interval before the next animation starts.
2619	 * @param {Number} [speed] - The animation speed for the animations.
2620	 * @return {Timeout}
2621	 */
2622	Autoplay.prototype._getNextTimeout = function(timeout, speed) {
2623		if ( this._timeout ) {
2624			window.clearTimeout(this._timeout);
2625		}
2626		return window.setTimeout($.proxy(function() {
2627			if (this._paused || this._core.is('busy') || this._core.is('interacting') || document.hidden) {
2628				return;
2629			}
2630			this._core.next(speed || this._core.settings.autoplaySpeed);
2631		}, this), timeout || this._core.settings.autoplayTimeout);
2632	};
2633
2634	/**
2635	 * Sets autoplay in motion.
2636	 * @private
2637	 */
2638	Autoplay.prototype._setAutoPlayInterval = function() {
2639		this._timeout = this._getNextTimeout();
2640	};
2641
2642	/**
2643	 * Stops the autoplay.
2644	 * @public
2645	 */
2646	Autoplay.prototype.stop = function() {
2647		if (!this._core.is('rotating')) {
2648			return;
2649		}
2650
2651		window.clearTimeout(this._timeout);
2652		this._core.leave('rotating');
2653	};
2654
2655	/**
2656	 * Stops the autoplay.
2657	 * @public
2658	 */
2659	Autoplay.prototype.pause = function() {
2660		if (!this._core.is('rotating')) {
2661			return;
2662		}
2663
2664		this._paused = true;
2665	};
2666
2667	/**
2668	 * Destroys the plugin.
2669	 */
2670	Autoplay.prototype.destroy = function() {
2671		var handler, property;
2672
2673		this.stop();
2674
2675		for (handler in this._handlers) {
2676			this._core.$element.off(handler, this._handlers[handler]);
2677		}
2678		for (property in Object.getOwnPropertyNames(this)) {
2679			typeof this[property] != 'function' && (this[property] = null);
2680		}
2681	};
2682
2683	$.fn.owlCarousel.Constructor.Plugins.autoplay = Autoplay;
2684
2685})(window.Zepto || window.jQuery, window, document);
2686
2687/**
2688 * Navigation Plugin
2689 * @version 2.1.0
2690 * @author Artus Kolanowski
2691 * @author David Deutsch