hugo-WonderMod/static/main.js
2019-09-15 06:55:10 +08:00

25 lines
598 B
JavaScript

hljs.initHighlightingOnLoad();
const listBg = document.querySelector('.list-bg');
if (listBg) {
const halfAnHour = 1000 * 60 * 30;
function setListBgStyle() {
const now = new Date();
const time = now.getHours() + now.getMinutes() / 60;
let opacity = Math.abs(time - 14);
opacity = opacity > 12 ? 10 + Math.abs(opacity - 14) : opacity;
opacity = Number((opacity / 12).toFixed(2));
listBg.setAttribute('style', `opacity: ${opacity}`);
}
requestAnimationFrame(setListBgStyle);
setInterval(() => {
requestAnimationFrame(setListBgStyle);
}, halfAnHour);
}