react-pdf-annotations/build/lib/get-client-rects.js

Set of React components for PDF annotation

import optimizeClientRects from "./optimize-client-rects";

const getClientRects = (range, containerEl, shouldOptimize = true) => {
  let clientRects = Array.from(range.getClientRects());
  const offset = containerEl.getBoundingClientRect();
  const rects = clientRects.map(rect => {
    return {
      top: rect.top + containerEl.scrollTop - offset.top,
      left: rect.left + containerEl.scrollLeft - offset.left,
      width: rect.width,
      height: rect.height
    };
  });
  return shouldOptimize ? optimizeClientRects(rects) : rects;
};

export default getClientRects;