Cygni_frontend/src/components/useScrollAnimation.tsx

25 lines
686 B
TypeScript

// src/hooks/useScrollAnimation.ts
import { useState, useEffect } from "react";
const useScrollAnimation = () => {
const [isVisible, setIsVisible] = useState(false);
useEffect(() => {
const handleScroll = () => {
const elements = document.querySelectorAll(".scroll-animate");
elements.forEach((el) => {
const rect = el.getBoundingClientRect();
if (rect.top <= window.innerHeight * 0.8) {
el.classList.add("animate");
}
});
};
window.addEventListener("scroll", handleScroll);
handleScroll(); // Initial check
return () => window.removeEventListener("scroll", handleScroll);
}, []);
return isVisible;
};