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 Anastasia
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/**
* AutoHeight Plugin
* @version 2.1.0
* @author Bartosz Wojciechowski
* @author David Deutsch
* @license The MIT License (MIT)
*/
;(function($, window, document, undefined) {
/**
* Creates the auto height plugin.
* @class The Auto Height Plugin
* @param {Owl} carousel - The Owl Carousel
*/
var AutoHeight = function(carousel) {
/**
* Reference to the core.
* @protected
* @type {Owl}
*/
this._core = carousel;
/**
* All event handlers.
* @protected
* @type {Object}
*/
this._handlers = {
'initialized.owl.carousel refreshed.owl.carousel': $.proxy(function(e) {
if (e.namespace && this._core.settings.autoHeight) {
this.update();
}
}, this),
'changed.owl.carousel': $.proxy(function(e) {
if (e.namespace && this._core.settings.autoHeight && e.property.name == 'position'){
this.update();
}
}, this),
'loaded.owl.lazy': $.proxy(function(e) {
if (e.namespace && this._core.settings.autoHeight
&& e.element.closest('.' + this._core.settings.itemClass).index() === this._core.current()) {
this.update();
}
}, this)
};
// set default options
this._core.options = $.extend({}, AutoHeight.Defaults, this._core.options);
// register event handlers
this._core.$element.on(this._handlers);
};
/**
* Default options.
* @public
*/
AutoHeight.Defaults = {
autoHeight: false,
autoHeightClass: 'owl-height'
};
/**
* Updates the view.
*/
AutoHeight.prototype.update = function() {
var start = this._core._current,
end = start + this._core.settings.items,
visible = this._core.$stage.children().toArray().slice(start, end),
heights = [],
maxheight = 0;
$.each(visible, function(index, item) {
heights.push($(item).height());
});
maxheight = Math.max.apply(null, heights);
this._core.$stage.parent()
.height(maxheight)
.addClass(this._core.settings.autoHeightClass);
};
AutoHeight.prototype.destroy = function() {
var handler, property;
for (handler in this._handlers) {
this._core.$element.off(handler, this._handlers[handler]);
}
for (property in Object.getOwnPropertyNames(this)) {
typeof this[property] != 'function' && (this[property] = null);
}
};
$.fn.owlCarousel.Constructor.Plugins.AutoHeight = AutoHeight;
})(window.Zepto || window.jQuery, window, document);
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