jquery.jcarousel-pagination.min.js

/*! jCarousel - v0.3.5 - 2017-03-15
* http://sorgalla.com/jcarousel/
* Copyright (c) 2006-2017 Jan Sorgalla; Licensed MIT */
!function(a){"use strict";a.jCarousel.plugin("jcarouselPagination",{_options:{perPage:null,item:function(a){return'<a href="#'+a+'">'+a+"</a>"},event:"click",method:"scroll"},_carouselItems:null,_pages:{},_items:{},_currentPage:null,_init:function(){this.onDestroy=a.proxy(function(){this._destroy(),this.carousel().one("jcarousel:createend",a.proxy(this._create,this))},this),this.onReload=a.proxy(this._reload,this),this.onScroll=a.proxy(this._update,this)},_create:function(){this.carousel().one("jcarousel:destroy",this.onDestroy).on("jcarousel:reloadend",this.onReload).on("jcarousel:scrollend",this.onScroll),this._reload()},_destroy:function(){this._clear(),this.carousel().off("jcarousel:destroy",this.onDestroy).off("jcarousel:reloadend",this.onReload).off("jcarousel:scrollend",this.onScroll),this._carouselItems=null},_reload:function(){var b=this.options("perPage");if(this._pages={},this._items={},a.isFunction(b)&&(b=b.call(this)),null==b)this._pages=this._calculatePages();else for(var c,d=parseInt(b,10)||0,e=this._getCarouselItems(),f=1,g=0;;){if(c=e.eq(g++),0===c.length)break;this._pages[f]?this._pages[f]=this._pages[f].add(c):this._pages[f]=c,g%d==0&&f++}this._clear();var h=this,i=this.carousel().data("jcarousel"),j=this._element,k=this.options("item"),l=this._getCarouselItems().length;a.each(this._pages,function(b,c){var d=h._items[b]=a(k.call(h,b,c));d.on(h.options("event")+".jcarouselpagination",a.proxy(function(){var a=c.eq(0);if(i.circular){var d=i.index(i.target()),e=i.index(a);parseFloat(b)>parseFloat(h._currentPage)?e<d&&(a="+="+(l-d+e)):e>d&&(a="-="+(d+(l-e)))}i[this.options("method")](a)},h)),j.append(d)}),this._update()},_update:function(){var b,c=this.carousel().jcarousel("target");a.each(this._pages,function(a,d){if(d.each(function(){if(c.is(this))return b=a,!1}),b)return!1}),this._currentPage!==b&&(this._trigger("inactive",this._items[this._currentPage]),this._trigger("active",this._items[b])),this._currentPage=b},items:function(){return this._items},reloadCarouselItems:function(){return this._carouselItems=null,this},_clear:function(){this._element.empty(),this._currentPage=null},_calculatePages:function(){for(var a,b,c=this.carousel().data("jcarousel"),d=this._getCarouselItems(),e=c.clipping(),f=0,g=0,h=1,i={};;){if(a=d.eq(g++),0===a.length)break;b=c.dimension(a),f+b>e&&(h++,f=0),f+=b,i[h]?i[h]=i[h].add(a):i[h]=a}return i},_getCarouselItems:function(){return this._carouselItems||(this._carouselItems=this.carousel().jcarousel("items")),this._carouselItems}})}(jQuery);