b60a88b8
 Anastasia
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/**
* Hash Plugin
* @version 2.1.0
* @author Artus Kolanowski
* @author David Deutsch
* @license The MIT License (MIT)
*/
;(function($, window, document, undefined) {
'use strict';
/**
* Creates the hash plugin.
* @class The Hash Plugin
* @param {Owl} carousel - The Owl Carousel
*/
var Hash = function(carousel) {
/**
* Reference to the core.
* @protected
* @type {Owl}
*/
this._core = carousel;
/**
* Hash index for the items.
* @protected
* @type {Object}
*/
this._hashes = {};
/**
* The carousel element.
* @type {jQuery}
*/
this.$element = this._core.$element;
/**
* All event handlers.
* @protected
* @type {Object}
*/
this._handlers = {
'initialized.owl.carousel': $.proxy(function(e) {
if (e.namespace && this._core.settings.startPosition === 'URLHash') {
$(window).trigger('hashchange.owl.navigation');
}
}, this),
'prepared.owl.carousel': $.proxy(function(e) {
if (e.namespace) {
var hash = $(e.content).find('[data-hash]').addBack('[data-hash]').attr('data-hash');
if (!hash) {
return;
}
this._hashes[hash] = e.content;
}
}, this),
'changed.owl.carousel': $.proxy(function(e) {
if (e.namespace && e.property.name === 'position') {
var current = this._core.items(this._core.relative(this._core.current())),
hash = $.map(this._hashes, function(item, hash) {
return item === current ? hash : null;
}).join();
if (!hash || window.location.hash.slice(1) === hash) {
return;
}
window.location.hash = hash;
}
}, this)
};
// set default options
this._core.options = $.extend({}, Hash.Defaults, this._core.options);
// register the event handlers
this.$element.on(this._handlers);
// register event listener for hash navigation
$(window).on('hashchange.owl.navigation', $.proxy(function(e) {
var hash = window.location.hash.substring(1),
items = this._core.$stage.children(),
position = this._hashes[hash] && items.index(this._hashes[hash]);
if (position === undefined || position === this._core.current()) {
return;
}
this._core.to(this._core.relative(position), false, true);
}, this));
};
/**
* Default options.
* @public
*/
Hash.Defaults = {
URLhashListener: false
};
/**
* Destroys the plugin.
* @public
*/
Hash.prototype.destroy = function() {
var handler, property;
$(window).off('hashchange.owl.navigation');
for (handler in this._handlers) {
this._core.$element.off(handler, this._handlers[handler]);
}
for (property in Object.getOwnPropertyNames(this)) {
typeof this[property] != 'function' && (this[property] = null);
}
};
$.fn.owlCarousel.Constructor.Plugins.Hash = Hash;
})(window.Zepto || window.jQuery, window, document);
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