Files
ded487e5-685f-46ea-9863-921…/src/components/button/ButtonHoverMagnetic/useMagneticEffect.ts
2026-01-06 14:22:55 +02:00

73 lines
2.4 KiB
TypeScript

"use client";
import { useEffect, useRef } from "react";
const useMagneticEffect = (strengthFactor = 10) => {
const elementRef = useRef<HTMLElement | null>(null);
useEffect(() => {
if (typeof window === "undefined") return;
import("gsap").then((gsap) => {
const element = elementRef.current;
if (!element || window.innerWidth < 768) return;
const resetEl = (el: HTMLElement, immediate: boolean) => {
if (!el) return;
gsap.default.killTweensOf(el);
(immediate ? gsap.default.set : gsap.default.to)(el, {
x: "0vw",
y: "0vw",
rotate: "0deg",
clearProps: "all",
...(!immediate && { ease: "elastic.out(1, 0.3)", duration: 1.6 })
});
};
const resetOnEnter = () => {
resetEl(element, true);
};
const moveMagnet = (e: MouseEvent) => {
const b = element.getBoundingClientRect();
const strength = strengthFactor;
const offsetX = ((e.clientX - b.left) / element.offsetWidth - 0.5) * (strength / 16);
const offsetY = ((e.clientY - b.top) / element.offsetHeight - 0.5) * (strength / 16);
gsap.default.to(element, {
x: offsetX + "vw",
y: offsetY + "vw",
rotate: "0.001deg",
ease: "power4.out",
duration: 1.6
});
};
const resetMagnet = () => {
gsap.default.to(element, {
x: "0vw",
y: "0vw",
ease: "elastic.out(1, 0.3)",
duration: 1.6,
clearProps: "all"
});
};
element.addEventListener("mouseenter", resetOnEnter);
element.addEventListener("mousemove", moveMagnet);
element.addEventListener("mouseleave", resetMagnet);
return () => {
element.removeEventListener("mouseenter", resetOnEnter);
element.removeEventListener("mousemove", moveMagnet);
element.removeEventListener("mouseleave", resetMagnet);
};
});
}, [strengthFactor]);
return elementRef;
};
export default useMagneticEffect;