%PDF-
%PDF-
Mini Shell
Mini Shell
!function(a,b,c,d){var e=function(d,e){this.elem=d,this.$elem=a(d),this.options=e,this.metadata=this.$elem.data("plugin-options"),this.$win=a(b),this.sections={},this.didScroll=!1,this.$doc=a(c),this.docHeight=this.$doc.height()};e.prototype={defaults:{navItems:"a",currentClass:"current",changeHash:!1,easing:"swing",filter:null,scrollOffset:0,scrollSpeed:750,scrollThreshold:.5,begin:!1,end:!1,scrollChange:!1},init:function(){return this.config=a.extend({},this.defaults,this.options,this.metadata),this.$nav=this.$elem.find(this.config.navItems),this.config.filter&&(this.$nav=this.$nav.filter(this.config.filter)),this.$nav.on("click.onePageNav",a.proxy(this.handleClick,this)),this.getPositions(),this.bindInterval(),this.$win.on("resize.onePageNav",a.proxy(this.getPositions,this)),this},adjustNav:function(a,b){a.$elem.find("."+a.config.currentClass).removeClass(a.config.currentClass),b.addClass(a.config.currentClass)},bindInterval:function(){var a,b=this;b.$win.on("scroll.onePageNav",function(){b.didScroll=!0}),b.t=setInterval(function(){a=b.$doc.height(),b.didScroll&&(b.didScroll=!1,b.scrollChange()),a!==b.docHeight&&(b.docHeight=a,b.getPositions())},250)},getHash:function(a){return a.attr("href").split("#")[1]},getPositions:function(){var b,c,d,e=this;e.$nav.each(function(){b=e.getHash(a(this)),d=a("#"+b),d.length&&(c=d.position().top,e.sections[b]=Math.round(c))})},getSection:function(a){var b=null,c=Math.round(this.$win.height()*this.config.scrollThreshold);for(var d in this.sections)this.sections[d]-c<a&&(b=d);return b},handleClick:function(c){var d=this,e=a(c.currentTarget),f=e.parent(),g=d.getHash(e),h="#"+g;g&&!d.isExternalLink(e)&&0!==a(h).length&&(f.hasClass(d.config.currentClass)||(d.config.begin&&d.config.begin(),d.adjustNav(d,f),d.unbindInterval(),d.scrollTo(h,function(){d.config.changeHash&&(b.location.hash=h),d.bindInterval(),d.config.end&&d.config.end()})),c.preventDefault())},scrollChange:function(){var a,b=this.$win.scrollTop(),c=this.getSection(b);null!==c&&(a=this.$elem.find('a[href$="#'+c+'"]').parent(),a.hasClass(this.config.currentClass)||(this.adjustNav(this,a),this.config.scrollChange&&this.config.scrollChange(a)))},scrollTo:function(b,c){var d=a(b).position().top;a("html, body").animate({scrollTop:d-this.config.scrollOffset},this.config.scrollSpeed,this.config.easing,c)},unbindInterval:function(){clearInterval(this.t),this.$win.unbind("scroll.onePageNav")},isExternalLink:function(a){return b.location.host!==a.get(0).host}},e.defaults=e.prototype.defaults,a.fn.onePageNav=function(a){return this.each(function(){new e(this,a).init()})}}(jQuery,window,document);
Zerion Mini Shell 1.0