@goongmaps/goong-map-react/src/utils/crisp-pixel.js

A fork of react-map-gl. React components for Goong JS

/* global window */
const pixelRatio = (typeof window !== 'undefined' && window.devicePixelRatio) || 1;

export const crispPixel = size => Math.round(size * pixelRatio) / pixelRatio;

export const crispPercentage = (el, percentage, dimension = 'x') => {
  if (el === null) {
    return percentage;
  }
  const origSize = dimension === 'x' ? el.offsetWidth : el.offsetHeight;
  return (crispPixel((percentage / 100) * origSize) / origSize) * 100;
};