29 lines
701 B
TypeScript
29 lines
701 B
TypeScript
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/* eslint-disable eqeqeq */
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/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*/
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export const getDOMRangeRect = (
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nativeSelection: Selection,
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rootElement: HTMLElement,
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): DOMRect => {
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const domRange = nativeSelection.getRangeAt(0);
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let rect;
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if (nativeSelection.anchorNode === rootElement) {
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let inner = rootElement;
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while (inner.firstElementChild != null) {
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inner = inner.firstElementChild as HTMLElement;
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}
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rect = inner.getBoundingClientRect();
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} else {
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rect = domRange.getBoundingClientRect();
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}
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return rect;
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};
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