26 lines
605 B
TypeScript
Executable File
26 lines
605 B
TypeScript
Executable File
import { useEffect, useRef, useState } from 'react';
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export function useScrollAnimation(threshold = 0.1) {
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const [isVisible, setIsVisible] = useState(false);
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const ref = useRef<HTMLElement>(null);
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useEffect(() => {
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const observer = new IntersectionObserver(
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([entry]) => {
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if (entry.isIntersecting) {
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setIsVisible(true);
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observer.unobserve(entry.target);
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}
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},
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{ threshold }
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);
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if (ref.current) {
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observer.observe(ref.current);
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}
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return () => observer.disconnect();
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}, [threshold]);
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return { ref, isVisible };
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} |