79023ee190
Reviewed By: bhamodi Differential Revision: D33331422 fbshipit-source-id: 016e8dcc0c0c7f1fc353a348b54fda0d5e2ddc01
46 lines
1.2 KiB
TypeScript
46 lines
1.2 KiB
TypeScript
/**
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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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* @format
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*/
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export type Rect = {
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top: number;
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left: number;
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height: number;
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width: number;
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};
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export function isOverlappedRect(a: Rect, b: Rect): boolean {
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const aRight = a.left + a.width;
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const bRight = b.left + b.width;
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const aBottom = a.top + a.height;
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const bBottom = b.top + b.height;
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return (
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a.left < bRight && b.left < aRight && a.top < bBottom && b.top < aBottom
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);
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}
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export function getDistanceRect(a: Rect, b: Rect): number {
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const mostLeft = a.left < b.left ? a : b;
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const mostRight = b.left < a.left ? a : b;
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let xDifference =
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mostLeft.left === mostRight.left
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? 0
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: mostRight.left - (mostLeft.left + mostLeft.width);
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xDifference = Math.max(0, xDifference);
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const upper = a.top < b.top ? a : b;
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const lower = b.top < a.top ? a : b;
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let yDifference =
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upper.top === lower.top ? 0 : lower.top - (upper.top + upper.height);
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yDifference = Math.max(0, yDifference);
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return Math.min(xDifference, yDifference);
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}
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