ghost-portal/packages/react-hooks/src/useElementPosition.ts
Jaco eacf028ba6
Use .js imports in src (#9132)
* Use .js imports in src

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* Add WP extension aliases

* Bump dev

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* Adjust extensionAlias order
2023-03-09 12:11:03 +02:00

41 lines
1.2 KiB
TypeScript

// Copyright 2017-2023 @polkadot/react-hooks authors & contributors
// SPDX-License-Identifier: Apache-2.0
import React, { useEffect, useState } from 'react';
import { createNamedHook } from './createNamedHook.js';
import { useIsMountedRef } from './useIsMountedRef.js';
import { useScroll } from './useScroll.js';
import { useWindowSize } from './useWindowSize.js';
export interface ElementPosition {
x: number,
y: number,
width: number,
height: number,
}
function useElementPositionImpl (ref: React.MutableRefObject<HTMLElement | undefined | null>): ElementPosition | undefined {
const [elementPosition, setElementPosition] = useState<ElementPosition>();
const mountedRef = useIsMountedRef();
const windowSize = useWindowSize();
const scrollY = useScroll();
useEffect(() => {
if (mountedRef.current && ref && ref.current) {
const { height, width, x, y } = ref.current.getBoundingClientRect();
setElementPosition({
height,
width,
x,
y
});
}
}, [mountedRef, ref, scrollY, windowSize]);
return elementPosition;
}
export const useElementPosition = createNamedHook('useElementPosition', useElementPositionImpl);