From 869206b33db04925cfaea69269cc262e51ee78e2 Mon Sep 17 00:00:00 2001
From: Andreas Hocevar <andreas.hocevar@gmail.com>
Date: Thu, 10 Sep 2020 11:22:33 +0200
Subject: [PATCH] Only use elementFromPoint with ShadowRoot

---
 src/ol/PluggableMap.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/ol/PluggableMap.js b/src/ol/PluggableMap.js
index 26ec858de6..d25adf8d21 100644
--- a/src/ol/PluggableMap.js
+++ b/src/ol/PluggableMap.js
@@ -1000,12 +1000,12 @@ class PluggableMap extends BaseObject {
         ? this.viewport_.getRootNode()
         : document;
       const target =
-        rootNode === document
-          ? /** @type {Node} */ (originalEvent.target)
-          : /** @type {ShadowRoot} */ (rootNode).elementFromPoint(
+        'host' in rootNode // ShadowRoot
+          ? /** @type {ShadowRoot} */ (rootNode).elementFromPoint(
               originalEvent.clientX,
               originalEvent.clientY
-            );
+            )
+          : /** @type {Node} */ (originalEvent.target);
       if (
         // Abort if the target is a child of the container for elements whose events are not meant
         // to be handled by map interactions.