From daa0e284c32cc8c97006e3a1701ab96ddfabfd30 Mon Sep 17 00:00:00 2001
From: Henry Jameson <me@hjkos.com>
Date: Wed, 25 Sep 2019 00:21:55 +0300
Subject: [PATCH] forgotten file
---
.../offset_finder/offset_finder.service.js | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 src/services/offset_finder/offset_finder.service.js
diff --git a/src/services/offset_finder/offset_finder.service.js b/src/services/offset_finder/offset_finder.service.js
new file mode 100644
index 0000000000..edee64124a
--- /dev/null
+++ b/src/services/offset_finder/offset_finder.service.js
@@ -0,0 +1,20 @@
+export const findOffset = (child, parent, { top = 0, left = 0 } = {}, ignorePadding = true) => {
+ const result = {
+ top: top + child.offsetTop,
+ left: left + child.offsetLeft
+ }
+ if (!ignorePadding && child !== window) {
+ const topPaddingStr = window.getComputedStyle(child)['padding-top']
+ const topPadding = Number(topPaddingStr.substring(0, topPaddingStr.length - 2))
+ const leftPaddingStr = window.getComputedStyle(child)['padding-left']
+ const leftPadding = Number(leftPaddingStr.substring(0, leftPaddingStr.length - 2))
+ result.top += ignorePadding ? 0 : topPadding
+ result.left += ignorePadding ? 0 : leftPadding
+ }
+
+ if (child.offsetParent && (parent === window || parent.contains(child.offsetParent))) {
+ return findOffset(child.offsetParent, parent, result, false)
+ } else {
+ return result
+ }
+}
--
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