28 lines
565 B
TypeScript
28 lines
565 B
TypeScript
import { useState, useEffect } from "react";
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interface Viewport {
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width: number;
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height: number;
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}
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function getViewport() {
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return {
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width: window.innerWidth,
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height: window.innerHeight
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};
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}
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export default function useViewport() {
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const [viewport, setViewport] = useState<Viewport>(getViewport());
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useEffect(() => {
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function handleResize() {
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setViewport(getViewport());
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}
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window.addEventListener("resize", handleResize);
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return () => window.removeEventListener("resize", handleResize);
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}, []);
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return viewport;
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}
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