kobel/static/js/scroll.js

16 lines
No EOL
712 B
JavaScript

window.onload = (event) => {
if ((document.documentElement.scrollHeight / window.screen.availHeight ) > 1.5) {
window.addEventListener("scroll", () => {
var winScroll = document.body.scrollTop || document.documentElement.scrollTop;
var height = document.documentElement.scrollHeight - document.documentElement.clientHeight;
var scrolled = (winScroll / height) * 100;
document.getElementById('progress').style.width = scrolled + "%";
const toTop = document.getElementById('totop');
if ((window.scrollY > 0 && !toTop.classList.contains("show")) || (window.scrollY <= 0 && toTop.classList.contains("show"))) {
toTop.classList.toggle("show");
}
});
}
}