https://github.com/LuisGC/blog
Tip revision: 3f1e6dcb65ed38478393150db09320c5e7c5c1e2 authored by CircleCI on 18 February 2018, 16:35:41 UTC
Generated site on Sun Feb 18 16:35:41 UTC 2018 [ci skip]
Generated site on Sun Feb 18 16:35:41 UTC 2018 [ci skip]
Tip revision: 3f1e6dc
backToTop.js
$(function(){
// browser window scroll (in pixels) after which the "back to top" link is shown
var offset = 300,
//browser window scroll (in pixels) after which the "back to top" link opacity is reduced
offset_opacity = 1200,
//duration of the top scrolling animation (in ms)
scroll_top_duration = 700,
//grab the "back to top" link
$backToTop = $('#back-to-top');
$shareNav = $('#share-nav');
//hide or show the "back to top" link
$(window).scroll(function(){
if ($(this).scrollTop() > offset) {
$backToTop.fadeIn();
$shareNav.fadeIn();
} else {
$backToTop.fadeOut();
$backToTop.removeClass('btt-fade-out');
$shareNav.fadeOut();
}
if($(this).scrollTop() > offset_opacity) {
$backToTop.addClass('btt-fade-out');
}
});
//smooth scroll to top
$backToTop.on('click', function(event){
event.preventDefault();
$('body,html').animate({
scrollTop: 0 ,
}, scroll_top_duration
);
});
});