1751 lines
45 KiB
JavaScript
1751 lines
45 KiB
JavaScript
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/**
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* Owl carousel
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* @version 2.3.4
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* @author Bartosz Wojciechowski
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* @author David Deutsch
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* @license The MIT License (MIT)
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* @todo Lazy Load Icon
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* @todo prevent animationend bubling
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* @todo itemsScaleUp
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* @todo Test Zepto
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* @todo stagePadding calculate wrong active classes
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*/
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;(function($, window, document, undefined) {
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/**
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* Creates a carousel.
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* @class The Owl Carousel.
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* @public
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* @param {HTMLElement|jQuery} element - The element to create the carousel for.
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* @param {Object} [options] - The options
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*/
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function Owl(element, options) {
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/**
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* Current settings for the carousel.
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* @public
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*/
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this.settings = null;
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/**
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* Current options set by the caller including defaults.
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* @public
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*/
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this.options = $.extend({}, Owl.Defaults, options);
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/**
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* Plugin element.
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* @public
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*/
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this.$element = $(element);
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/**
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* Proxied event handlers.
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* @protected
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*/
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this._handlers = {};
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/**
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* References to the running plugins of this carousel.
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* @protected
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*/
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this._plugins = {};
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/**
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* Currently suppressed events to prevent them from being retriggered.
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* @protected
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*/
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this._supress = {};
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/**
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* Absolute current position.
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* @protected
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*/
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this._current = null;
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/**
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* Animation speed in milliseconds.
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* @protected
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*/
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this._speed = null;
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/**
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* Coordinates of all items in pixel.
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* @todo The name of this member is missleading.
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* @protected
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*/
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this._coordinates = [];
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/**
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* Current breakpoint.
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* @todo Real media queries would be nice.
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* @protected
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*/
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this._breakpoint = null;
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/**
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* Current width of the plugin element.
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*/
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this._width = null;
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/**
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* All real items.
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* @protected
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*/
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this._items = [];
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/**
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* All cloned items.
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* @protected
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*/
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this._clones = [];
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/**
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* Merge values of all items.
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* @todo Maybe this could be part of a plugin.
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* @protected
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*/
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this._mergers = [];
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/**
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* Widths of all items.
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*/
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this._widths = [];
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/**
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* Invalidated parts within the update process.
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* @protected
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*/
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this._invalidated = {};
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/**
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* Ordered list of workers for the update process.
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* @protected
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*/
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this._pipe = [];
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/**
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* Current state information for the drag operation.
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* @todo #261
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* @protected
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*/
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this._drag = {
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time: null,
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target: null,
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pointer: null,
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stage: {
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start: null,
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current: null
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},
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direction: null
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};
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/**
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* Current state information and their tags.
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* @type {Object}
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* @protected
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*/
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this._states = {
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current: {},
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tags: {
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'initializing': [ 'busy' ],
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'animating': [ 'busy' ],
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'dragging': [ 'interacting' ]
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}
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};
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$.each([ 'onResize', 'onThrottledResize' ], $.proxy(function(i, handler) {
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this._handlers[handler] = $.proxy(this[handler], this);
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}, this));
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$.each(Owl.Plugins, $.proxy(function(key, plugin) {
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this._plugins[key.charAt(0).toLowerCase() + key.slice(1)]
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= new plugin(this);
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}, this));
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$.each(Owl.Workers, $.proxy(function(priority, worker) {
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this._pipe.push({
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'filter': worker.filter,
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'run': $.proxy(worker.run, this)
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});
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}, this));
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this.setup();
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this.initialize();
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}
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/**
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* Default options for the carousel.
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* @public
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*/
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Owl.Defaults = {
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items: 3,
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loop: false,
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center: false,
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rewind: false,
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checkVisibility: true,
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mouseDrag: true,
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touchDrag: true,
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pullDrag: true,
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freeDrag: false,
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margin: 0,
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stagePadding: 0,
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merge: false,
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mergeFit: true,
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autoWidth: false,
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startPosition: 0,
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rtl: false,
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smartSpeed: 250,
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fluidSpeed: false,
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dragEndSpeed: false,
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responsive: {},
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responsiveRefreshRate: 200,
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responsiveBaseElement: window,
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fallbackEasing: 'swing',
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slideTransition: '',
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info: false,
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nestedItemSelector: false,
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itemElement: 'div',
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stageElement: 'div',
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refreshClass: 'owl-refresh',
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loadedClass: 'owl-loaded',
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loadingClass: 'owl-loading',
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rtlClass: 'owl-rtl',
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responsiveClass: 'owl-responsive',
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dragClass: 'owl-drag',
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itemClass: 'owl-item',
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stageClass: 'owl-stage',
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stageOuterClass: 'owl-stage-outer',
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grabClass: 'owl-grab'
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};
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/**
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* Enumeration for width.
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* @public
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* @readonly
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* @enum {String}
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*/
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Owl.Width = {
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Default: 'default',
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Inner: 'inner',
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Outer: 'outer'
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};
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/**
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* Enumeration for types.
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* @public
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* @readonly
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* @enum {String}
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*/
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Owl.Type = {
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Event: 'event',
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State: 'state'
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};
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/**
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* Contains all registered plugins.
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* @public
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*/
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Owl.Plugins = {};
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/**
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* List of workers involved in the update process.
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*/
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Owl.Workers = [ {
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filter: [ 'width', 'settings' ],
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run: function() {
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this._width = this.$element.width();
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function(cache) {
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cache.current = this._items && this._items[this.relative(this._current)];
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}
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}, {
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filter: [ 'items', 'settings' ],
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run: function() {
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this.$stage.children('.cloned').remove();
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function(cache) {
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var margin = this.settings.margin || '',
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grid = !this.settings.autoWidth,
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rtl = this.settings.rtl,
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css = {
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'width': 'auto',
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'margin-left': rtl ? margin : '',
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'margin-right': rtl ? '' : margin
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};
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!grid && this.$stage.children().css(css);
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cache.css = css;
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function(cache) {
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var width = (this.width() / this.settings.items).toFixed(3) - this.settings.margin,
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merge = null,
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iterator = this._items.length,
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grid = !this.settings.autoWidth,
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widths = [];
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cache.items = {
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merge: false,
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width: width
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};
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while (iterator--) {
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merge = this._mergers[iterator];
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merge = this.settings.mergeFit && Math.min(merge, this.settings.items) || merge;
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cache.items.merge = merge > 1 || cache.items.merge;
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widths[iterator] = !grid ? this._items[iterator].width() : width * merge;
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}
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this._widths = widths;
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}
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}, {
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filter: [ 'items', 'settings' ],
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run: function() {
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var clones = [],
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items = this._items,
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settings = this.settings,
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// TODO: Should be computed from number of min width items in stage
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view = Math.max(settings.items * 2, 4),
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size = Math.ceil(items.length / 2) * 2,
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repeat = settings.loop && items.length ? settings.rewind ? view : Math.max(view, size) : 0,
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append = '',
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prepend = '';
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repeat /= 2;
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while (repeat > 0) {
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// Switch to only using appended clones
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clones.push(this.normalize(clones.length / 2, true));
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append = append + items[clones[clones.length - 1]][0].outerHTML;
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clones.push(this.normalize(items.length - 1 - (clones.length - 1) / 2, true));
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prepend = items[clones[clones.length - 1]][0].outerHTML + prepend;
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repeat -= 1;
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}
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this._clones = clones;
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$(append).addClass('cloned').appendTo(this.$stage);
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$(prepend).addClass('cloned').prependTo(this.$stage);
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function() {
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var rtl = this.settings.rtl ? 1 : -1,
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size = this._clones.length + this._items.length,
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iterator = -1,
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previous = 0,
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current = 0,
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coordinates = [];
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while (++iterator < size) {
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previous = coordinates[iterator - 1] || 0;
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current = this._widths[this.relative(iterator)] + this.settings.margin;
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coordinates.push(previous + current * rtl);
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}
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this._coordinates = coordinates;
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function() {
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var padding = this.settings.stagePadding,
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coordinates = this._coordinates,
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css = {
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'width': Math.ceil(Math.abs(coordinates[coordinates.length - 1])) + padding * 2,
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'padding-left': padding || '',
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'padding-right': padding || ''
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};
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this.$stage.css(css);
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function(cache) {
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var iterator = this._coordinates.length,
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grid = !this.settings.autoWidth,
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items = this.$stage.children();
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if (grid && cache.items.merge) {
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while (iterator--) {
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cache.css.width = this._widths[this.relative(iterator)];
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items.eq(iterator).css(cache.css);
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}
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} else if (grid) {
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cache.css.width = cache.items.width;
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items.css(cache.css);
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}
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}
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}, {
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filter: [ 'items' ],
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run: function() {
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this._coordinates.length < 1 && this.$stage.removeAttr('style');
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}
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}, {
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filter: [ 'width', 'items', 'settings' ],
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run: function(cache) {
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cache.current = cache.current ? this.$stage.children().index(cache.current) : 0;
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cache.current = Math.max(this.minimum(), Math.min(this.maximum(), cache.current));
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this.reset(cache.current);
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||
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}
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||
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}, {
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||
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filter: [ 'position' ],
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run: function() {
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||
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this.animate(this.coordinates(this._current));
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||
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}
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||
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}, {
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||
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filter: [ 'width', 'position', 'items', 'settings' ],
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||
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run: function() {
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||
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var rtl = this.settings.rtl ? 1 : -1,
|
||
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padding = this.settings.stagePadding * 2,
|
||
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begin = this.coordinates(this.current()) + padding,
|
||
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end = begin + this.width() * rtl,
|
||
|
|
inner, outer, matches = [], i, n;
|
||
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||
|
|
for (i = 0, n = this._coordinates.length; i < n; i++) {
|
||
|
|
inner = this._coordinates[i - 1] || 0;
|
||
|
|
outer = Math.abs(this._coordinates[i]) + padding * rtl;
|
||
|
|
|
||
|
|
if ((this.op(inner, '<=', begin) && (this.op(inner, '>', end)))
|
||
|
|
|| (this.op(outer, '<', begin) && this.op(outer, '>', end))) {
|
||
|
|
matches.push(i);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.$stage.children('.active').removeClass('active');
|
||
|
|
this.$stage.children(':eq(' + matches.join('), :eq(') + ')').addClass('active');
|
||
|
|
|
||
|
|
this.$stage.children('.center').removeClass('center');
|
||
|
|
if (this.settings.center) {
|
||
|
|
this.$stage.children().eq(this.current()).addClass('center');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} ];
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Create the stage DOM element
|
||
|
|
*/
|
||
|
|
Owl.prototype.initializeStage = function() {
|
||
|
|
this.$stage = this.$element.find('.' + this.settings.stageClass);
|
||
|
|
|
||
|
|
// if the stage is already in the DOM, grab it and skip stage initialization
|
||
|
|
if (this.$stage.length) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.$element.addClass(this.options.loadingClass);
|
||
|
|
|
||
|
|
// create stage
|
||
|
|
this.$stage = $('<' + this.settings.stageElement + '>', {
|
||
|
|
"class": this.settings.stageClass
|
||
|
|
}).wrap( $( '<div/>', {
|
||
|
|
"class": this.settings.stageOuterClass
|
||
|
|
}));
|
||
|
|
|
||
|
|
// append stage
|
||
|
|
this.$element.append(this.$stage.parent());
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Create item DOM elements
|
||
|
|
*/
|
||
|
|
Owl.prototype.initializeItems = function() {
|
||
|
|
var $items = this.$element.find('.owl-item');
|
||
|
|
|
||
|
|
// if the items are already in the DOM, grab them and skip item initialization
|
||
|
|
if ($items.length) {
|
||
|
|
this._items = $items.get().map(function(item) {
|
||
|
|
return $(item);
|
||
|
|
});
|
||
|
|
|
||
|
|
this._mergers = this._items.map(function() {
|
||
|
|
return 1;
|
||
|
|
});
|
||
|
|
|
||
|
|
this.refresh();
|
||
|
|
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// append content
|
||
|
|
this.replace(this.$element.children().not(this.$stage.parent()));
|
||
|
|
|
||
|
|
// check visibility
|
||
|
|
if (this.isVisible()) {
|
||
|
|
// update view
|
||
|
|
this.refresh();
|
||
|
|
} else {
|
||
|
|
// invalidate width
|
||
|
|
this.invalidate('width');
|
||
|
|
}
|
||
|
|
|
||
|
|
this.$element
|
||
|
|
.removeClass(this.options.loadingClass)
|
||
|
|
.addClass(this.options.loadedClass);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Initializes the carousel.
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.initialize = function() {
|
||
|
|
this.enter('initializing');
|
||
|
|
this.trigger('initialize');
|
||
|
|
|
||
|
|
this.$element.toggleClass(this.settings.rtlClass, this.settings.rtl);
|
||
|
|
|
||
|
|
if (this.settings.autoWidth && !this.is('pre-loading')) {
|
||
|
|
var imgs, nestedSelector, width;
|
||
|
|
imgs = this.$element.find('img');
|
||
|
|
nestedSelector = this.settings.nestedItemSelector ? '.' + this.settings.nestedItemSelector : undefined;
|
||
|
|
width = this.$element.children(nestedSelector).width();
|
||
|
|
|
||
|
|
if (imgs.length && width <= 0) {
|
||
|
|
this.preloadAutoWidthImages(imgs);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.initializeStage();
|
||
|
|
this.initializeItems();
|
||
|
|
|
||
|
|
// register event handlers
|
||
|
|
this.registerEventHandlers();
|
||
|
|
|
||
|
|
this.leave('initializing');
|
||
|
|
this.trigger('initialized');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @returns {Boolean} visibility of $element
|
||
|
|
* if you know the carousel will always be visible you can set `checkVisibility` to `false` to
|
||
|
|
* prevent the expensive browser layout forced reflow the $element.is(':visible') does
|
||
|
|
*/
|
||
|
|
Owl.prototype.isVisible = function() {
|
||
|
|
return this.settings.checkVisibility
|
||
|
|
? this.$element.is(':visible')
|
||
|
|
: true;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Setups the current settings.
|
||
|
|
* @todo Remove responsive classes. Why should adaptive designs be brought into IE8?
|
||
|
|
* @todo Support for media queries by using `matchMedia` would be nice.
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
Owl.prototype.setup = function() {
|
||
|
|
var viewport = this.viewport(),
|
||
|
|
overwrites = this.options.responsive,
|
||
|
|
match = -1,
|
||
|
|
settings = null;
|
||
|
|
|
||
|
|
if (!overwrites) {
|
||
|
|
settings = $.extend({}, this.options);
|
||
|
|
} else {
|
||
|
|
$.each(overwrites, function(breakpoint) {
|
||
|
|
if (breakpoint <= viewport && breakpoint > match) {
|
||
|
|
match = Number(breakpoint);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
settings = $.extend({}, this.options, overwrites[match]);
|
||
|
|
if (typeof settings.stagePadding === 'function') {
|
||
|
|
settings.stagePadding = settings.stagePadding();
|
||
|
|
}
|
||
|
|
delete settings.responsive;
|
||
|
|
|
||
|
|
// responsive class
|
||
|
|
if (settings.responsiveClass) {
|
||
|
|
this.$element.attr('class',
|
||
|
|
this.$element.attr('class').replace(new RegExp('(' + this.options.responsiveClass + '-)\\S+\\s', 'g'), '$1' + match)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.trigger('change', { property: { name: 'settings', value: settings } });
|
||
|
|
this._breakpoint = match;
|
||
|
|
this.settings = settings;
|
||
|
|
this.invalidate('settings');
|
||
|
|
this.trigger('changed', { property: { name: 'settings', value: this.settings } });
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates option logic if necessery.
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.optionsLogic = function() {
|
||
|
|
if (this.settings.autoWidth) {
|
||
|
|
this.settings.stagePadding = false;
|
||
|
|
this.settings.merge = false;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepares an item before add.
|
||
|
|
* @todo Rename event parameter `content` to `item`.
|
||
|
|
* @protected
|
||
|
|
* @returns {jQuery|HTMLElement} - The item container.
|
||
|
|
*/
|
||
|
|
Owl.prototype.prepare = function(item) {
|
||
|
|
var event = this.trigger('prepare', { content: item });
|
||
|
|
|
||
|
|
if (!event.data) {
|
||
|
|
event.data = $('<' + this.settings.itemElement + '/>')
|
||
|
|
.addClass(this.options.itemClass).append(item)
|
||
|
|
}
|
||
|
|
|
||
|
|
this.trigger('prepared', { content: event.data });
|
||
|
|
|
||
|
|
return event.data;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates the view.
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
Owl.prototype.update = function() {
|
||
|
|
var i = 0,
|
||
|
|
n = this._pipe.length,
|
||
|
|
filter = $.proxy(function(p) { return this[p] }, this._invalidated),
|
||
|
|
cache = {};
|
||
|
|
|
||
|
|
while (i < n) {
|
||
|
|
if (this._invalidated.all || $.grep(this._pipe[i].filter, filter).length > 0) {
|
||
|
|
this._pipe[i].run(cache);
|
||
|
|
}
|
||
|
|
i++;
|
||
|
|
}
|
||
|
|
|
||
|
|
this._invalidated = {};
|
||
|
|
|
||
|
|
!this.is('valid') && this.enter('valid');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the width of the view.
|
||
|
|
* @public
|
||
|
|
* @param {Owl.Width} [dimension=Owl.Width.Default] - The dimension to return.
|
||
|
|
* @returns {Number} - The width of the view in pixel.
|
||
|
|
*/
|
||
|
|
Owl.prototype.width = function(dimension) {
|
||
|
|
dimension = dimension || Owl.Width.Default;
|
||
|
|
switch (dimension) {
|
||
|
|
case Owl.Width.Inner:
|
||
|
|
case Owl.Width.Outer:
|
||
|
|
return this._width;
|
||
|
|
default:
|
||
|
|
return this._width - this.settings.stagePadding * 2 + this.settings.margin;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Refreshes the carousel primarily for adaptive purposes.
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
Owl.prototype.refresh = function() {
|
||
|
|
this.enter('refreshing');
|
||
|
|
this.trigger('refresh');
|
||
|
|
|
||
|
|
this.setup();
|
||
|
|
|
||
|
|
this.optionsLogic();
|
||
|
|
|
||
|
|
this.$element.addClass(this.options.refreshClass);
|
||
|
|
|
||
|
|
this.update();
|
||
|
|
|
||
|
|
this.$element.removeClass(this.options.refreshClass);
|
||
|
|
|
||
|
|
this.leave('refreshing');
|
||
|
|
this.trigger('refreshed');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Checks window `resize` event.
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.onThrottledResize = function() {
|
||
|
|
window.clearTimeout(this.resizeTimer);
|
||
|
|
this.resizeTimer = window.setTimeout(this._handlers.onResize, this.settings.responsiveRefreshRate);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Checks window `resize` event.
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.onResize = function() {
|
||
|
|
if (!this._items.length) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._width === this.$element.width()) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!this.isVisible()) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.enter('resizing');
|
||
|
|
|
||
|
|
if (this.trigger('resize').isDefaultPrevented()) {
|
||
|
|
this.leave('resizing');
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.invalidate('width');
|
||
|
|
|
||
|
|
this.refresh();
|
||
|
|
|
||
|
|
this.leave('resizing');
|
||
|
|
this.trigger('resized');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Registers event handlers.
|
||
|
|
* @todo Check `msPointerEnabled`
|
||
|
|
* @todo #261
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.registerEventHandlers = function() {
|
||
|
|
if ($.support.transition) {
|
||
|
|
this.$stage.on($.support.transition.end + '.owl.core', $.proxy(this.onTransitionEnd, this));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.settings.responsive !== false) {
|
||
|
|
this.on(window, 'resize', this._handlers.onThrottledResize);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.settings.mouseDrag) {
|
||
|
|
this.$element.addClass(this.options.dragClass);
|
||
|
|
this.$stage.on('mousedown.owl.core', $.proxy(this.onDragStart, this));
|
||
|
|
this.$stage.on('dragstart.owl.core selectstart.owl.core', function() { return false });
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.settings.touchDrag){
|
||
|
|
this.$stage.on('touchstart.owl.core', $.proxy(this.onDragStart, this));
|
||
|
|
this.$stage.on('touchcancel.owl.core', $.proxy(this.onDragEnd, this));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handles `touchstart` and `mousedown` events.
|
||
|
|
* @todo Horizontal swipe threshold as option
|
||
|
|
* @todo #261
|
||
|
|
* @protected
|
||
|
|
* @param {Event} event - The event arguments.
|
||
|
|
*/
|
||
|
|
Owl.prototype.onDragStart = function(event) {
|
||
|
|
var stage = null;
|
||
|
|
|
||
|
|
if (event.which === 3) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($.support.transform) {
|
||
|
|
stage = this.$stage.css('transform').replace(/.*\(|\)| /g, '').split(',');
|
||
|
|
stage = {
|
||
|
|
x: stage[stage.length === 16 ? 12 : 4],
|
||
|
|
y: stage[stage.length === 16 ? 13 : 5]
|
||
|
|
};
|
||
|
|
} else {
|
||
|
|
stage = this.$stage.position();
|
||
|
|
stage = {
|
||
|
|
x: this.settings.rtl ?
|
||
|
|
stage.left + this.$stage.width() - this.width() + this.settings.margin :
|
||
|
|
stage.left,
|
||
|
|
y: stage.top
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.is('animating')) {
|
||
|
|
$.support.transform ? this.animate(stage.x) : this.$stage.stop()
|
||
|
|
this.invalidate('position');
|
||
|
|
}
|
||
|
|
|
||
|
|
this.$element.toggleClass(this.options.grabClass, event.type === 'mousedown');
|
||
|
|
|
||
|
|
this.speed(0);
|
||
|
|
|
||
|
|
this._drag.time = new Date().getTime();
|
||
|
|
this._drag.target = $(event.target);
|
||
|
|
this._drag.stage.start = stage;
|
||
|
|
this._drag.stage.current = stage;
|
||
|
|
this._drag.pointer = this.pointer(event);
|
||
|
|
|
||
|
|
$(document).on('mouseup.owl.core touchend.owl.core', $.proxy(this.onDragEnd, this));
|
||
|
|
|
||
|
|
$(document).one('mousemove.owl.core touchmove.owl.core', $.proxy(function(event) {
|
||
|
|
var delta = this.difference(this._drag.pointer, this.pointer(event));
|
||
|
|
|
||
|
|
$(document).on('mousemove.owl.core touchmove.owl.core', $.proxy(this.onDragMove, this));
|
||
|
|
|
||
|
|
if (Math.abs(delta.x) < Math.abs(delta.y) && this.is('valid')) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
event.preventDefault();
|
||
|
|
|
||
|
|
this.enter('dragging');
|
||
|
|
this.trigger('drag');
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handles the `touchmove` and `mousemove` events.
|
||
|
|
* @todo #261
|
||
|
|
* @protected
|
||
|
|
* @param {Event} event - The event arguments.
|
||
|
|
*/
|
||
|
|
Owl.prototype.onDragMove = function(event) {
|
||
|
|
var minimum = null,
|
||
|
|
maximum = null,
|
||
|
|
pull = null,
|
||
|
|
delta = this.difference(this._drag.pointer, this.pointer(event)),
|
||
|
|
stage = this.difference(this._drag.stage.start, delta);
|
||
|
|
|
||
|
|
if (!this.is('dragging')) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
event.preventDefault();
|
||
|
|
|
||
|
|
if (this.settings.loop) {
|
||
|
|
minimum = this.coordinates(this.minimum());
|
||
|
|
maximum = this.coordinates(this.maximum() + 1) - minimum;
|
||
|
|
stage.x = (((stage.x - minimum) % maximum + maximum) % maximum) + minimum;
|
||
|
|
} else {
|
||
|
|
minimum = this.settings.rtl ? this.coordinates(this.maximum()) : this.coordinates(this.minimum());
|
||
|
|
maximum = this.settings.rtl ? this.coordinates(this.minimum()) : this.coordinates(this.maximum());
|
||
|
|
pull = this.settings.pullDrag ? -1 * delta.x / 5 : 0;
|
||
|
|
stage.x = Math.max(Math.min(stage.x, minimum + pull), maximum + pull);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._drag.stage.current = stage;
|
||
|
|
|
||
|
|
this.animate(stage.x);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handles the `touchend` and `mouseup` events.
|
||
|
|
* @todo #261
|
||
|
|
* @todo Threshold for click event
|
||
|
|
* @protected
|
||
|
|
* @param {Event} event - The event arguments.
|
||
|
|
*/
|
||
|
|
Owl.prototype.onDragEnd = function(event) {
|
||
|
|
var delta = this.difference(this._drag.pointer, this.pointer(event)),
|
||
|
|
stage = this._drag.stage.current,
|
||
|
|
direction = delta.x > 0 ^ this.settings.rtl ? 'left' : 'right';
|
||
|
|
|
||
|
|
$(document).off('.owl.core');
|
||
|
|
|
||
|
|
this.$element.removeClass(this.options.grabClass);
|
||
|
|
|
||
|
|
if (delta.x !== 0 && this.is('dragging') || !this.is('valid')) {
|
||
|
|
this.speed(this.settings.dragEndSpeed || this.settings.smartSpeed);
|
||
|
|
this.current(this.closest(stage.x, delta.x !== 0 ? direction : this._drag.direction));
|
||
|
|
this.invalidate('position');
|
||
|
|
this.update();
|
||
|
|
|
||
|
|
this._drag.direction = direction;
|
||
|
|
|
||
|
|
if (Math.abs(delta.x) > 3 || new Date().getTime() - this._drag.time > 300) {
|
||
|
|
this._drag.target.one('click.owl.core', function() { return false; });
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!this.is('dragging')) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.leave('dragging');
|
||
|
|
this.trigger('dragged');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets absolute position of the closest item for a coordinate.
|
||
|
|
* @todo Setting `freeDrag` makes `closest` not reusable. See #165.
|
||
|
|
* @protected
|
||
|
|
* @param {Number} coordinate - The coordinate in pixel.
|
||
|
|
* @param {String} direction - The direction to check for the closest item. Ether `left` or `right`.
|
||
|
|
* @return {Number} - The absolute position of the closest item.
|
||
|
|
*/
|
||
|
|
Owl.prototype.closest = function(coordinate, direction) {
|
||
|
|
var position = -1,
|
||
|
|
pull = 30,
|
||
|
|
width = this.width(),
|
||
|
|
coordinates = this.coordinates();
|
||
|
|
|
||
|
|
if (!this.settings.freeDrag) {
|
||
|
|
// check closest item
|
||
|
|
$.each(coordinates, $.proxy(function(index, value) {
|
||
|
|
// on a left pull, check on current index
|
||
|
|
if (direction === 'left' && coordinate > value - pull && coordinate < value + pull) {
|
||
|
|
position = index;
|
||
|
|
// on a right pull, check on previous index
|
||
|
|
// to do so, subtract width from value and set position = index + 1
|
||
|
|
} else if (direction === 'right' && coordinate > value - width - pull && coordinate < value - width + pull) {
|
||
|
|
position = index + 1;
|
||
|
|
} else if (this.op(coordinate, '<', value)
|
||
|
|
&& this.op(coordinate, '>', coordinates[index + 1] !== undefined ? coordinates[index + 1] : value - width)) {
|
||
|
|
position = direction === 'left' ? index + 1 : index;
|
||
|
|
}
|
||
|
|
return position === -1;
|
||
|
|
}, this));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!this.settings.loop) {
|
||
|
|
// non loop boundries
|
||
|
|
if (this.op(coordinate, '>', coordinates[this.minimum()])) {
|
||
|
|
position = coordinate = this.minimum();
|
||
|
|
} else if (this.op(coordinate, '<', coordinates[this.maximum()])) {
|
||
|
|
position = coordinate = this.maximum();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return position;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Animates the stage.
|
||
|
|
* @todo #270
|
||
|
|
* @public
|
||
|
|
* @param {Number} coordinate - The coordinate in pixels.
|
||
|
|
*/
|
||
|
|
Owl.prototype.animate = function(coordinate) {
|
||
|
|
var animate = this.speed() > 0;
|
||
|
|
|
||
|
|
this.is('animating') && this.onTransitionEnd();
|
||
|
|
|
||
|
|
if (animate) {
|
||
|
|
this.enter('animating');
|
||
|
|
this.trigger('translate');
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($.support.transform3d && $.support.transition) {
|
||
|
|
this.$stage.css({
|
||
|
|
transform: 'translate3d(' + coordinate + 'px,0px,0px)',
|
||
|
|
transition: (this.speed() / 1000) + 's' + (
|
||
|
|
this.settings.slideTransition ? ' ' + this.settings.slideTransition : ''
|
||
|
|
)
|
||
|
|
});
|
||
|
|
} else if (animate) {
|
||
|
|
this.$stage.animate({
|
||
|
|
left: coordinate + 'px'
|
||
|
|
}, this.speed(), this.settings.fallbackEasing, $.proxy(this.onTransitionEnd, this));
|
||
|
|
} else {
|
||
|
|
this.$stage.css({
|
||
|
|
left: coordinate + 'px'
|
||
|
|
});
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Checks whether the carousel is in a specific state or not.
|
||
|
|
* @param {String} state - The state to check.
|
||
|
|
* @returns {Boolean} - The flag which indicates if the carousel is busy.
|
||
|
|
*/
|
||
|
|
Owl.prototype.is = function(state) {
|
||
|
|
return this._states.current[state] && this._states.current[state] > 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the absolute position of the current item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [position] - The new absolute position or nothing to leave it unchanged.
|
||
|
|
* @returns {Number} - The absolute position of the current item.
|
||
|
|
*/
|
||
|
|
Owl.prototype.current = function(position) {
|
||
|
|
if (position === undefined) {
|
||
|
|
return this._current;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._items.length === 0) {
|
||
|
|
return undefined;
|
||
|
|
}
|
||
|
|
|
||
|
|
position = this.normalize(position);
|
||
|
|
|
||
|
|
if (this._current !== position) {
|
||
|
|
var event = this.trigger('change', { property: { name: 'position', value: position } });
|
||
|
|
|
||
|
|
if (event.data !== undefined) {
|
||
|
|
position = this.normalize(event.data);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._current = position;
|
||
|
|
|
||
|
|
this.invalidate('position');
|
||
|
|
|
||
|
|
this.trigger('changed', { property: { name: 'position', value: this._current } });
|
||
|
|
}
|
||
|
|
|
||
|
|
return this._current;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Invalidates the given part of the update routine.
|
||
|
|
* @param {String} [part] - The part to invalidate.
|
||
|
|
* @returns {Array.<String>} - The invalidated parts.
|
||
|
|
*/
|
||
|
|
Owl.prototype.invalidate = function(part) {
|
||
|
|
if ($.type(part) === 'string') {
|
||
|
|
this._invalidated[part] = true;
|
||
|
|
this.is('valid') && this.leave('valid');
|
||
|
|
}
|
||
|
|
return $.map(this._invalidated, function(v, i) { return i });
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Resets the absolute position of the current item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The absolute position of the new item.
|
||
|
|
*/
|
||
|
|
Owl.prototype.reset = function(position) {
|
||
|
|
position = this.normalize(position);
|
||
|
|
|
||
|
|
if (position === undefined) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
this._speed = 0;
|
||
|
|
this._current = position;
|
||
|
|
|
||
|
|
this.suppress([ 'translate', 'translated' ]);
|
||
|
|
|
||
|
|
this.animate(this.coordinates(position));
|
||
|
|
|
||
|
|
this.release([ 'translate', 'translated' ]);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Normalizes an absolute or a relative position of an item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The absolute or relative position to normalize.
|
||
|
|
* @param {Boolean} [relative=false] - Whether the given position is relative or not.
|
||
|
|
* @returns {Number} - The normalized position.
|
||
|
|
*/
|
||
|
|
Owl.prototype.normalize = function(position, relative) {
|
||
|
|
var n = this._items.length,
|
||
|
|
m = relative ? 0 : this._clones.length;
|
||
|
|
|
||
|
|
if (!this.isNumeric(position) || n < 1) {
|
||
|
|
position = undefined;
|
||
|
|
} else if (position < 0 || position >= n + m) {
|
||
|
|
position = ((position - m / 2) % n + n) % n + m / 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
return position;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Converts an absolute position of an item into a relative one.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The absolute position to convert.
|
||
|
|
* @returns {Number} - The converted position.
|
||
|
|
*/
|
||
|
|
Owl.prototype.relative = function(position) {
|
||
|
|
position -= this._clones.length / 2;
|
||
|
|
return this.normalize(position, true);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the maximum position for the current item.
|
||
|
|
* @public
|
||
|
|
* @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
|
||
|
|
* @returns {Number}
|
||
|
|
*/
|
||
|
|
Owl.prototype.maximum = function(relative) {
|
||
|
|
var settings = this.settings,
|
||
|
|
maximum = this._coordinates.length,
|
||
|
|
iterator,
|
||
|
|
reciprocalItemsWidth,
|
||
|
|
elementWidth;
|
||
|
|
|
||
|
|
if (settings.loop) {
|
||
|
|
maximum = this._clones.length / 2 + this._items.length - 1;
|
||
|
|
} else if (settings.autoWidth || settings.merge) {
|
||
|
|
iterator = this._items.length;
|
||
|
|
if (iterator) {
|
||
|
|
reciprocalItemsWidth = this._items[--iterator].width();
|
||
|
|
elementWidth = this.$element.width();
|
||
|
|
while (iterator--) {
|
||
|
|
reciprocalItemsWidth += this._items[iterator].width() + this.settings.margin;
|
||
|
|
if (reciprocalItemsWidth > elementWidth) {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
maximum = iterator + 1;
|
||
|
|
} else if (settings.center) {
|
||
|
|
maximum = this._items.length - 1;
|
||
|
|
} else {
|
||
|
|
maximum = this._items.length - settings.items;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (relative) {
|
||
|
|
maximum -= this._clones.length / 2;
|
||
|
|
}
|
||
|
|
|
||
|
|
return Math.max(maximum, 0);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the minimum position for the current item.
|
||
|
|
* @public
|
||
|
|
* @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position.
|
||
|
|
* @returns {Number}
|
||
|
|
*/
|
||
|
|
Owl.prototype.minimum = function(relative) {
|
||
|
|
return relative ? 0 : this._clones.length / 2;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets an item at the specified relative position.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [position] - The relative position of the item.
|
||
|
|
* @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
|
||
|
|
*/
|
||
|
|
Owl.prototype.items = function(position) {
|
||
|
|
if (position === undefined) {
|
||
|
|
return this._items.slice();
|
||
|
|
}
|
||
|
|
|
||
|
|
position = this.normalize(position, true);
|
||
|
|
return this._items[position];
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets an item at the specified relative position.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [position] - The relative position of the item.
|
||
|
|
* @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given.
|
||
|
|
*/
|
||
|
|
Owl.prototype.mergers = function(position) {
|
||
|
|
if (position === undefined) {
|
||
|
|
return this._mergers.slice();
|
||
|
|
}
|
||
|
|
|
||
|
|
position = this.normalize(position, true);
|
||
|
|
return this._mergers[position];
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the absolute positions of clones for an item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [position] - The relative position of the item.
|
||
|
|
* @returns {Array.<Number>} - The absolute positions of clones for the item or all if no position was given.
|
||
|
|
*/
|
||
|
|
Owl.prototype.clones = function(position) {
|
||
|
|
var odd = this._clones.length / 2,
|
||
|
|
even = odd + this._items.length,
|
||
|
|
map = function(index) { return index % 2 === 0 ? even + index / 2 : odd - (index + 1) / 2 };
|
||
|
|
|
||
|
|
if (position === undefined) {
|
||
|
|
return $.map(this._clones, function(v, i) { return map(i) });
|
||
|
|
}
|
||
|
|
|
||
|
|
return $.map(this._clones, function(v, i) { return v === position ? map(i) : null });
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the current animation speed.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [speed] - The animation speed in milliseconds or nothing to leave it unchanged.
|
||
|
|
* @returns {Number} - The current animation speed in milliseconds.
|
||
|
|
*/
|
||
|
|
Owl.prototype.speed = function(speed) {
|
||
|
|
if (speed !== undefined) {
|
||
|
|
this._speed = speed;
|
||
|
|
}
|
||
|
|
|
||
|
|
return this._speed;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the coordinate of an item.
|
||
|
|
* @todo The name of this method is missleanding.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The absolute position of the item within `minimum()` and `maximum()`.
|
||
|
|
* @returns {Number|Array.<Number>} - The coordinate of the item in pixel or all coordinates.
|
||
|
|
*/
|
||
|
|
Owl.prototype.coordinates = function(position) {
|
||
|
|
var multiplier = 1,
|
||
|
|
newPosition = position - 1,
|
||
|
|
coordinate;
|
||
|
|
|
||
|
|
if (position === undefined) {
|
||
|
|
return $.map(this._coordinates, $.proxy(function(coordinate, index) {
|
||
|
|
return this.coordinates(index);
|
||
|
|
}, this));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.settings.center) {
|
||
|
|
if (this.settings.rtl) {
|
||
|
|
multiplier = -1;
|
||
|
|
newPosition = position + 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
coordinate = this._coordinates[position];
|
||
|
|
coordinate += (this.width() - coordinate + (this._coordinates[newPosition] || 0)) / 2 * multiplier;
|
||
|
|
} else {
|
||
|
|
coordinate = this._coordinates[newPosition] || 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
coordinate = Math.ceil(coordinate);
|
||
|
|
|
||
|
|
return coordinate;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Calculates the speed for a translation.
|
||
|
|
* @protected
|
||
|
|
* @param {Number} from - The absolute position of the start item.
|
||
|
|
* @param {Number} to - The absolute position of the target item.
|
||
|
|
* @param {Number} [factor=undefined] - The time factor in milliseconds.
|
||
|
|
* @returns {Number} - The time in milliseconds for the translation.
|
||
|
|
*/
|
||
|
|
Owl.prototype.duration = function(from, to, factor) {
|
||
|
|
if (factor === 0) {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
return Math.min(Math.max(Math.abs(to - from), 1), 6) * Math.abs((factor || this.settings.smartSpeed));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Slides to the specified item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The position of the item.
|
||
|
|
* @param {Number} [speed] - The time in milliseconds for the transition.
|
||
|
|
*/
|
||
|
|
Owl.prototype.to = function(position, speed) {
|
||
|
|
var current = this.current(),
|
||
|
|
revert = null,
|
||
|
|
distance = position - this.relative(current),
|
||
|
|
direction = (distance > 0) - (distance < 0),
|
||
|
|
items = this._items.length,
|
||
|
|
minimum = this.minimum(),
|
||
|
|
maximum = this.maximum();
|
||
|
|
|
||
|
|
if (this.settings.loop) {
|
||
|
|
if (!this.settings.rewind && Math.abs(distance) > items / 2) {
|
||
|
|
distance += direction * -1 * items;
|
||
|
|
}
|
||
|
|
|
||
|
|
position = current + distance;
|
||
|
|
revert = ((position - minimum) % items + items) % items + minimum;
|
||
|
|
|
||
|
|
if (revert !== position && revert - distance <= maximum && revert - distance > 0) {
|
||
|
|
current = revert - distance;
|
||
|
|
position = revert;
|
||
|
|
this.reset(current);
|
||
|
|
}
|
||
|
|
} else if (this.settings.rewind) {
|
||
|
|
maximum += 1;
|
||
|
|
position = (position % maximum + maximum) % maximum;
|
||
|
|
} else {
|
||
|
|
position = Math.max(minimum, Math.min(maximum, position));
|
||
|
|
}
|
||
|
|
|
||
|
|
this.speed(this.duration(current, position, speed));
|
||
|
|
this.current(position);
|
||
|
|
|
||
|
|
if (this.isVisible()) {
|
||
|
|
this.update();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Slides to the next item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [speed] - The time in milliseconds for the transition.
|
||
|
|
*/
|
||
|
|
Owl.prototype.next = function(speed) {
|
||
|
|
speed = speed || false;
|
||
|
|
this.to(this.relative(this.current()) + 1, speed);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Slides to the previous item.
|
||
|
|
* @public
|
||
|
|
* @param {Number} [speed] - The time in milliseconds for the transition.
|
||
|
|
*/
|
||
|
|
Owl.prototype.prev = function(speed) {
|
||
|
|
speed = speed || false;
|
||
|
|
this.to(this.relative(this.current()) - 1, speed);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handles the end of an animation.
|
||
|
|
* @protected
|
||
|
|
* @param {Event} event - The event arguments.
|
||
|
|
*/
|
||
|
|
Owl.prototype.onTransitionEnd = function(event) {
|
||
|
|
|
||
|
|
// if css2 animation then event object is undefined
|
||
|
|
if (event !== undefined) {
|
||
|
|
event.stopPropagation();
|
||
|
|
|
||
|
|
// Catch only owl-stage transitionEnd event
|
||
|
|
if ((event.target || event.srcElement || event.originalTarget) !== this.$stage.get(0)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.leave('animating');
|
||
|
|
this.trigger('translated');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets viewport width.
|
||
|
|
* @protected
|
||
|
|
* @return {Number} - The width in pixel.
|
||
|
|
*/
|
||
|
|
Owl.prototype.viewport = function() {
|
||
|
|
var width;
|
||
|
|
if (this.options.responsiveBaseElement !== window) {
|
||
|
|
width = $(this.options.responsiveBaseElement).width();
|
||
|
|
} else if (window.innerWidth) {
|
||
|
|
width = window.innerWidth;
|
||
|
|
} else if (document.documentElement && document.documentElement.clientWidth) {
|
||
|
|
width = document.documentElement.clientWidth;
|
||
|
|
} else {
|
||
|
|
console.warn('Can not detect viewport width.');
|
||
|
|
}
|
||
|
|
return width;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Replaces the current content.
|
||
|
|
* @public
|
||
|
|
* @param {HTMLElement|jQuery|String} content - The new content.
|
||
|
|
*/
|
||
|
|
Owl.prototype.replace = function(content) {
|
||
|
|
this.$stage.empty();
|
||
|
|
this._items = [];
|
||
|
|
|
||
|
|
if (content) {
|
||
|
|
content = (content instanceof jQuery) ? content : $(content);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.settings.nestedItemSelector) {
|
||
|
|
content = content.find('.' + this.settings.nestedItemSelector);
|
||
|
|
}
|
||
|
|
|
||
|
|
content.filter(function() {
|
||
|
|
return this.nodeType === 1;
|
||
|
|
}).each($.proxy(function(index, item) {
|
||
|
|
item = this.prepare(item);
|
||
|
|
this.$stage.append(item);
|
||
|
|
this._items.push(item);
|
||
|
|
this._mergers.push(item.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
|
||
|
|
}, this));
|
||
|
|
|
||
|
|
this.reset(this.isNumeric(this.settings.startPosition) ? this.settings.startPosition : 0);
|
||
|
|
|
||
|
|
this.invalidate('items');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adds an item.
|
||
|
|
* @todo Use `item` instead of `content` for the event arguments.
|
||
|
|
* @public
|
||
|
|
* @param {HTMLElement|jQuery|String} content - The item content to add.
|
||
|
|
* @param {Number} [position] - The relative position at which to insert the item otherwise the item will be added to the end.
|
||
|
|
*/
|
||
|
|
Owl.prototype.add = function(content, position) {
|
||
|
|
var current = this.relative(this._current);
|
||
|
|
|
||
|
|
position = position === undefined ? this._items.length : this.normalize(position, true);
|
||
|
|
content = content instanceof jQuery ? content : $(content);
|
||
|
|
|
||
|
|
this.trigger('add', { content: content, position: position });
|
||
|
|
|
||
|
|
content = this.prepare(content);
|
||
|
|
|
||
|
|
if (this._items.length === 0 || position === this._items.length) {
|
||
|
|
this._items.length === 0 && this.$stage.append(content);
|
||
|
|
this._items.length !== 0 && this._items[position - 1].after(content);
|
||
|
|
this._items.push(content);
|
||
|
|
this._mergers.push(content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
|
||
|
|
} else {
|
||
|
|
this._items[position].before(content);
|
||
|
|
this._items.splice(position, 0, content);
|
||
|
|
this._mergers.splice(position, 0, content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._items[current] && this.reset(this._items[current].index());
|
||
|
|
|
||
|
|
this.invalidate('items');
|
||
|
|
|
||
|
|
this.trigger('added', { content: content, position: position });
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes an item by its position.
|
||
|
|
* @todo Use `item` instead of `content` for the event arguments.
|
||
|
|
* @public
|
||
|
|
* @param {Number} position - The relative position of the item to remove.
|
||
|
|
*/
|
||
|
|
Owl.prototype.remove = function(position) {
|
||
|
|
position = this.normalize(position, true);
|
||
|
|
|
||
|
|
if (position === undefined) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.trigger('remove', { content: this._items[position], position: position });
|
||
|
|
|
||
|
|
this._items[position].remove();
|
||
|
|
this._items.splice(position, 1);
|
||
|
|
this._mergers.splice(position, 1);
|
||
|
|
|
||
|
|
this.invalidate('items');
|
||
|
|
|
||
|
|
this.trigger('removed', { content: null, position: position });
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Preloads images with auto width.
|
||
|
|
* @todo Replace by a more generic approach
|
||
|
|
* @protected
|
||
|
|
*/
|
||
|
|
Owl.prototype.preloadAutoWidthImages = function(images) {
|
||
|
|
images.each($.proxy(function(i, element) {
|
||
|
|
this.enter('pre-loading');
|
||
|
|
element = $(element);
|
||
|
|
$(new Image()).one('load', $.proxy(function(e) {
|
||
|
|
element.attr('src', e.target.src);
|
||
|
|
element.css('opacity', 1);
|
||
|
|
this.leave('pre-loading');
|
||
|
|
!this.is('pre-loading') && !this.is('initializing') && this.refresh();
|
||
|
|
}, this)).attr('src', element.attr('src') || element.attr('data-src') || element.attr('data-src-retina'));
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Destroys the carousel.
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
Owl.prototype.destroy = function() {
|
||
|
|
|
||
|
|
this.$element.off('.owl.core');
|
||
|
|
this.$stage.off('.owl.core');
|
||
|
|
$(document).off('.owl.core');
|
||
|
|
|
||
|
|
if (this.settings.responsive !== false) {
|
||
|
|
window.clearTimeout(this.resizeTimer);
|
||
|
|
this.off(window, 'resize', this._handlers.onThrottledResize);
|
||
|
|
}
|
||
|
|
|
||
|
|
for (var i in this._plugins) {
|
||
|
|
this._plugins[i].destroy();
|
||
|
|
}
|
||
|
|
|
||
|
|
this.$stage.children('.cloned').remove();
|
||
|
|
|
||
|
|
this.$stage.unwrap();
|
||
|
|
this.$stage.children().contents().unwrap();
|
||
|
|
this.$stage.children().unwrap();
|
||
|
|
this.$stage.remove();
|
||
|
|
this.$element
|
||
|
|
.removeClass(this.options.refreshClass)
|
||
|
|
.removeClass(this.options.loadingClass)
|
||
|
|
.removeClass(this.options.loadedClass)
|
||
|
|
.removeClass(this.options.rtlClass)
|
||
|
|
.removeClass(this.options.dragClass)
|
||
|
|
.removeClass(this.options.grabClass)
|
||
|
|
.attr('class', this.$element.attr('class').replace(new RegExp(this.options.responsiveClass + '-\\S+\\s', 'g'), ''))
|
||
|
|
.removeData('owl.carousel');
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Operators to calculate right-to-left and left-to-right.
|
||
|
|
* @protected
|
||
|
|
* @param {Number} [a] - The left side operand.
|
||
|
|
* @param {String} [o] - The operator.
|
||
|
|
* @param {Number} [b] - The right side operand.
|
||
|
|
*/
|
||
|
|
Owl.prototype.op = function(a, o, b) {
|
||
|
|
var rtl = this.settings.rtl;
|
||
|
|
switch (o) {
|
||
|
|
case '<':
|
||
|
|
return rtl ? a > b : a < b;
|
||
|
|
case '>':
|
||
|
|
return rtl ? a < b : a > b;
|
||
|
|
case '>=':
|
||
|
|
return rtl ? a <= b : a >= b;
|
||
|
|
case '<=':
|
||
|
|
return rtl ? a >= b : a <= b;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Attaches to an internal event.
|
||
|
|
* @protected
|
||
|
|
* @param {HTMLElement} element - The event source.
|
||
|
|
* @param {String} event - The event name.
|
||
|
|
* @param {Function} listener - The event handler to attach.
|
||
|
|
* @param {Boolean} capture - Wether the event should be handled at the capturing phase or not.
|
||
|
|
*/
|
||
|
|
Owl.prototype.on = function(element, event, listener, capture) {
|
||
|
|
if (element.addEventListener) {
|
||
|
|
element.addEventListener(event, listener, capture);
|
||
|
|
} else if (element.attachEvent) {
|
||
|
|
element.attachEvent('on' + event, listener);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Detaches from an internal event.
|
||
|
|
* @protected
|
||
|
|
* @param {HTMLElement} element - The event source.
|
||
|
|
* @param {String} event - The event name.
|
||
|
|
* @param {Function} listener - The attached event handler to detach.
|
||
|
|
* @param {Boolean} capture - Wether the attached event handler was registered as a capturing listener or not.
|
||
|
|
*/
|
||
|
|
Owl.prototype.off = function(element, event, listener, capture) {
|
||
|
|
if (element.removeEventListener) {
|
||
|
|
element.removeEventListener(event, listener, capture);
|
||
|
|
} else if (element.detachEvent) {
|
||
|
|
element.detachEvent('on' + event, listener);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Triggers a public event.
|
||
|
|
* @todo Remove `status`, `relatedTarget` should be used instead.
|
||
|
|
* @protected
|
||
|
|
* @param {String} name - The event name.
|
||
|
|
* @param {*} [data=null] - The event data.
|
||
|
|
* @param {String} [namespace=carousel] - The event namespace.
|
||
|
|
* @param {String} [state] - The state which is associated with the event.
|
||
|
|
* @param {Boolean} [enter=false] - Indicates if the call enters the specified state or not.
|
||
|
|
* @returns {Event} - The event arguments.
|
||
|
|
*/
|
||
|
|
Owl.prototype.trigger = function(name, data, namespace, state, enter) {
|
||
|
|
var status = {
|
||
|
|
item: { count: this._items.length, index: this.current() }
|
||
|
|
}, handler = $.camelCase(
|
||
|
|
$.grep([ 'on', name, namespace ], function(v) { return v })
|
||
|
|
.join('-').toLowerCase()
|
||
|
|
), event = $.Event(
|
||
|
|
[ name, 'owl', namespace || 'carousel' ].join('.').toLowerCase(),
|
||
|
|
$.extend({ relatedTarget: this }, status, data)
|
||
|
|
);
|
||
|
|
|
||
|
|
if (!this._supress[name]) {
|
||
|
|
$.each(this._plugins, function(name, plugin) {
|
||
|
|
if (plugin.onTrigger) {
|
||
|
|
plugin.onTrigger(event);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
this.register({ type: Owl.Type.Event, name: name });
|
||
|
|
this.$element.trigger(event);
|
||
|
|
|
||
|
|
if (this.settings && typeof this.settings[handler] === 'function') {
|
||
|
|
this.settings[handler].call(this, event);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return event;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Enters a state.
|
||
|
|
* @param name - The state name.
|
||
|
|
*/
|
||
|
|
Owl.prototype.enter = function(name) {
|
||
|
|
$.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) {
|
||
|
|
if (this._states.current[name] === undefined) {
|
||
|
|
this._states.current[name] = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
this._states.current[name]++;
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Leaves a state.
|
||
|
|
* @param name - The state name.
|
||
|
|
*/
|
||
|
|
Owl.prototype.leave = function(name) {
|
||
|
|
$.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) {
|
||
|
|
this._states.current[name]--;
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Registers an event or state.
|
||
|
|
* @public
|
||
|
|
* @param {Object} object - The event or state to register.
|
||
|
|
*/
|
||
|
|
Owl.prototype.register = function(object) {
|
||
|
|
if (object.type === Owl.Type.Event) {
|
||
|
|
if (!$.event.special[object.name]) {
|
||
|
|
$.event.special[object.name] = {};
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!$.event.special[object.name].owl) {
|
||
|
|
var _default = $.event.special[object.name]._default;
|
||
|
|
$.event.special[object.name]._default = function(e) {
|
||
|
|
if (_default && _default.apply && (!e.namespace || e.namespace.indexOf('owl') === -1)) {
|
||
|
|
return _default.apply(this, arguments);
|
||
|
|
}
|
||
|
|
return e.namespace && e.namespace.indexOf('owl') > -1;
|
||
|
|
};
|
||
|
|
$.event.special[object.name].owl = true;
|
||
|
|
}
|
||
|
|
} else if (object.type === Owl.Type.State) {
|
||
|
|
if (!this._states.tags[object.name]) {
|
||
|
|
this._states.tags[object.name] = object.tags;
|
||
|
|
} else {
|
||
|
|
this._states.tags[object.name] = this._states.tags[object.name].concat(object.tags);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._states.tags[object.name] = $.grep(this._states.tags[object.name], $.proxy(function(tag, i) {
|
||
|
|
return $.inArray(tag, this._states.tags[object.name]) === i;
|
||
|
|
}, this));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Suppresses events.
|
||
|
|
* @protected
|
||
|
|
* @param {Array.<String>} events - The events to suppress.
|
||
|
|
*/
|
||
|
|
Owl.prototype.suppress = function(events) {
|
||
|
|
$.each(events, $.proxy(function(index, event) {
|
||
|
|
this._supress[event] = true;
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Releases suppressed events.
|
||
|
|
* @protected
|
||
|
|
* @param {Array.<String>} events - The events to release.
|
||
|
|
*/
|
||
|
|
Owl.prototype.release = function(events) {
|
||
|
|
$.each(events, $.proxy(function(index, event) {
|
||
|
|
delete this._supress[event];
|
||
|
|
}, this));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets unified pointer coordinates from event.
|
||
|
|
* @todo #261
|
||
|
|
* @protected
|
||
|
|
* @param {Event} - The `mousedown` or `touchstart` event.
|
||
|
|
* @returns {Object} - Contains `x` and `y` coordinates of current pointer position.
|
||
|
|
*/
|
||
|
|
Owl.prototype.pointer = function(event) {
|
||
|
|
var result = { x: null, y: null };
|
||
|
|
|
||
|
|
event = event.originalEvent || event || window.event;
|
||
|
|
|
||
|
|
event = event.touches && event.touches.length ?
|
||
|
|
event.touches[0] : event.changedTouches && event.changedTouches.length ?
|
||
|
|
event.changedTouches[0] : event;
|
||
|
|
|
||
|
|
if (event.pageX) {
|
||
|
|
result.x = event.pageX;
|
||
|
|
result.y = event.pageY;
|
||
|
|
} else {
|
||
|
|
result.x = event.clientX;
|
||
|
|
result.y = event.clientY;
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Determines if the input is a Number or something that can be coerced to a Number
|
||
|
|
* @protected
|
||
|
|
* @param {Number|String|Object|Array|Boolean|RegExp|Function|Symbol} - The input to be tested
|
||
|
|
* @returns {Boolean} - An indication if the input is a Number or can be coerced to a Number
|
||
|
|
*/
|
||
|
|
Owl.prototype.isNumeric = function(number) {
|
||
|
|
return !isNaN(parseFloat(number));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Gets the difference of two vectors.
|
||
|
|
* @todo #261
|
||
|
|
* @protected
|
||
|
|
* @param {Object} - The first vector.
|
||
|
|
* @param {Object} - The second vector.
|
||
|
|
* @returns {Object} - The difference.
|
||
|
|
*/
|
||
|
|
Owl.prototype.difference = function(first, second) {
|
||
|
|
return {
|
||
|
|
x: first.x - second.x,
|
||
|
|
y: first.y - second.y
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* The jQuery Plugin for the Owl Carousel
|
||
|
|
* @todo Navigation plugin `next` and `prev`
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
$.fn.owlCarousel = function(option) {
|
||
|
|
var args = Array.prototype.slice.call(arguments, 1);
|
||
|
|
|
||
|
|
return this.each(function() {
|
||
|
|
var $this = $(this),
|
||
|
|
data = $this.data('owl.carousel');
|
||
|
|
|
||
|
|
if (!data) {
|
||
|
|
data = new Owl(this, typeof option == 'object' && option);
|
||
|
|
$this.data('owl.carousel', data);
|
||
|
|
|
||
|
|
$.each([
|
||
|
|
'next', 'prev', 'to', 'destroy', 'refresh', 'replace', 'add', 'remove'
|
||
|
|
], function(i, event) {
|
||
|
|
data.register({ type: Owl.Type.Event, name: event });
|
||
|
|
data.$element.on(event + '.owl.carousel.core', $.proxy(function(e) {
|
||
|
|
if (e.namespace && e.relatedTarget !== this) {
|
||
|
|
this.suppress([ event ]);
|
||
|
|
data[event].apply(this, [].slice.call(arguments, 1));
|
||
|
|
this.release([ event ]);
|
||
|
|
}
|
||
|
|
}, data));
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
if (typeof option == 'string' && option.charAt(0) !== '_') {
|
||
|
|
data[option].apply(data, args);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* The constructor for the jQuery Plugin
|
||
|
|
* @public
|
||
|
|
*/
|
||
|
|
$.fn.owlCarousel.Constructor = Owl;
|
||
|
|
|
||
|
|
})(window.Zepto || window.jQuery, window, document);
|