arrowtab/dist/lib/getAngle.js

Use arrow keys to "tab" between focusable elements

import { getXyDistance } from './getXyDistance.js';
export const getAngle = ({ activeElement, element, }) => {
    const { xDistance, yDistance } = getXyDistance({
        activeElement,
        element,
    });
    let angle = Math.acos(yDistance / Math.sqrt(xDistance ** 2 + yDistance ** 2)) *
        (180 / Math.PI);
    const direction = xDistance > 0 ? 'right' : 'left';
    if (direction === 'right') {
        angle = 360 - angle;
    }
    return angle;
};
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