b60a88b8
 Anastasia
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/**
* AutoRefresh Plugin
* @version 2.1.0
* @author Artus Kolanowski
* @author David Deutsch
* @license The MIT License (MIT)
*/
;(function($, window, document, undefined) {
/**
* Creates the auto refresh plugin.
* @class The Auto Refresh Plugin
* @param {Owl} carousel - The Owl Carousel
*/
var AutoRefresh = function(carousel) {
/**
* Reference to the core.
* @protected
* @type {Owl}
*/
this._core = carousel;
/**
* Refresh interval.
* @protected
* @type {number}
*/
this._interval = null;
/**
* Whether the element is currently visible or not.
* @protected
* @type {Boolean}
*/
this._visible = null;
/**
* All event handlers.
* @protected
* @type {Object}
*/
this._handlers = {
'initialized.owl.carousel': $.proxy(function(e) {
if (e.namespace && this._core.settings.autoRefresh) {
this.watch();
}
}, this)
};
// set default options
this._core.options = $.extend({}, AutoRefresh.Defaults, this._core.options);
// register event handlers
this._core.$element.on(this._handlers);
};
/**
* Default options.
* @public
*/
AutoRefresh.Defaults = {
autoRefresh: true,
autoRefreshInterval: 500
};
/**
* Watches the element.
*/
AutoRefresh.prototype.watch = function() {
if (this._interval) {
return;
}
this._visible = this._core.$element.is(':visible');
this._interval = window.setInterval($.proxy(this.refresh, this), this._core.settings.autoRefreshInterval);
};
/**
* Refreshes the element.
*/
AutoRefresh.prototype.refresh = function() {
if (this._core.$element.is(':visible') === this._visible) {
return;
}
this._visible = !this._visible;
this._core.$element.toggleClass('owl-hidden', !this._visible);
this._visible && (this._core.invalidate('width') && this._core.refresh());
};
/**
* Destroys the plugin.
*/
AutoRefresh.prototype.destroy = function() {
var handler, property;
window.clearInterval(this._interval);
for (handler in this._handlers) {
this._core.$element.off(handler, this._handlers[handler]);
}
for (property in Object.getOwnPropertyNames(this)) {
typeof this[property] != 'function' && (this[property] = null);
}
};
$.fn.owlCarousel.Constructor.Plugins.AutoRefresh = AutoRefresh;
})(window.Zepto || window.jQuery, window, document);
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