popperjs/package/dist/esm/dom-utils/getLayoutRect.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

import getBoundingClientRect from "./getBoundingClientRect.js"; // Returns the layout rect of an element relative to its offsetParent. Layout
// means it doesn't take into account transforms.

export default function getLayoutRect(element) {
  var clientRect = getBoundingClientRect(element); // Use the clientRect sizes if it's not been transformed.
  // Fixes https://github.com/popperjs/popper-core/issues/1223

  var width = element.offsetWidth;
  var height = element.offsetHeight;

  if (Math.abs(clientRect.width - width) <= 1) {
    width = clientRect.width;
  }

  if (Math.abs(clientRect.height - height) <= 1) {
    height = clientRect.height;
  }

  return {
    x: element.offsetLeft,
    y: element.offsetTop,
    width: width,
    height: height
  };
}