34 lines
813 B
TypeScript
34 lines
813 B
TypeScript
"use client";
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import { useEffect, useState } from "react";
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export function ScrollProgress() {
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const [progress, setProgress] = useState(0);
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useEffect(() => {
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const update = () => {
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const total = document.documentElement.scrollHeight - window.innerHeight;
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setProgress(total > 0 ? (window.scrollY / total) * 100 : 0);
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};
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if (window.CSS?.supports("animation-timeline", "scroll()")) {
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return;
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}
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update();
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window.addEventListener("scroll", update, { passive: true });
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return () => window.removeEventListener("scroll", update);
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}, []);
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return (
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<div
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className="scroll-progress"
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style={{ width: `${progress}%` }}
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role="progressbar"
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aria-valuenow={Math.round(progress)}
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aria-valuemin={0}
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aria-valuemax={100}
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/>
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);
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}
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