/*
 *  Bootstrap Auto-Hiding Navbar - v4.0.0
 *  An extension for Bootstrap's fixed navbar which hides the navbar while the page is scrolling downwards and shows it the other way. The plugin is able to show/hide the navbar programmatically as well.
 *  http://www.virtuosoft.eu/code/bootstrap-autohidingnavbar/
 *
 *  Made by István Ujj-Mészáros
 *  Under Apache License v2.0 License
 */

!function(s,t,e,o){var n,h="autoHidingNavbar",a=s(t),r=s(e),i=null,u=null,l=70,f=0,d=null,c=a.height(),g=!0,m={disableAutohide:!1,showOnUpscroll:!0,showOnBottom:!0,hideOffset:"auto",animationDuration:200,navbarOffset:0};function p(t,e){this.element=s(t),this.settings=s.extend({},m,e),this._defaults=m,this._name=h,this.init()}function w(t){if(g){t.element.addClass("navbar-hidden").animate({top:-1*parseInt(t.element.css("height"),10)+t.settings.navbarOffset},{queue:!1,duration:t.settings.animationDuration});try{s(".dropdown.open .dropdown-toggle, .dropdown.show .dropdown-toggle",t.element).dropdown("toggle")}catch(t){}g=!1,t.element.trigger("hide.autoHidingNavbar")}}function O(t){g||(t.element.removeClass("navbar-hidden").animate({top:0},{queue:!1,duration:t.settings.animationDuration}),g=!0,t.element.trigger("show.autoHidingNavbar"))}function b(t){t.settings.disableAutohide||(f=(new Date).getTime(),function(t){var e=a.scrollTop(),i=e-d;if(d=e,i<0){if(g)return;(t.settings.showOnUpscroll||e<=n)&&O(t)}else if(0<i){if(!g)return t.settings.showOnBottom&&e+c===r.height()&&O(t);n<=e&&w(t)}}(t))}p.prototype={init:function(){var t;return this.elements={navbar:this.element},this.setDisableAutohide(this.settings.disableAutohide),this.setShowOnUpscroll(this.settings.showOnUpscroll),this.setShowOnBottom(this.settings.showOnBottom),this.setHideOffset(this.settings.hideOffset),this.setAnimationDuration(this.settings.animationDuration),n="auto"===this.settings.hideOffset?parseInt(this.element.css("height"),10):this.settings.hideOffset,t=this,r.on("scroll."+h,function(){(new Date).getTime()-f>l?b(t):(clearTimeout(i),i=setTimeout(function(){b(t)},l))}),a.on("resize."+h,function(){clearTimeout(u),u=setTimeout(function(){c=a.height()},l)}),this.element},setDisableAutohide:function(t){return this.settings.disableAutohide=t,this.element},setShowOnUpscroll:function(t){return this.settings.showOnUpscroll=t,this.element},setShowOnBottom:function(t){return this.settings.showOnBottom=t,this.element},setHideOffset:function(t){return this.settings.hideOffset=t,this.element},setAnimationDuration:function(t){return this.settings.animationDuration=t,this.element},show:function(){return O(this),this.element},hide:function(){return w(this),this.element},destroy:function(){return r.off("."+h),a.off("."+h),O(this),s.data(this,"plugin_"+h,null),this.element}},s.fn[h]=function(e){var i,n=arguments;return e===o||"object"==typeof e?this.each(function(){s.data(this,"plugin_"+h)||s.data(this,"plugin_"+h,new p(this,e))}):"string"==typeof e&&"_"!==e[0]&&"init"!==e?(this.each(function(){var t=s.data(this,"plugin_"+h);t instanceof p&&"function"==typeof t[e]&&(i=t[e].apply(t,Array.prototype.slice.call(n,1)))}),i!==o?i:this):void 0}}(jQuery,window,document);