From ad3d6d9a22ee8dc4e97c28f87d82b604bc7f5efe Mon Sep 17 00:00:00 2001
From: Danil Boldyrev <daswerq123@gmail.com>
Date: Sun, 4 Jun 2023 03:38:21 +0300
Subject: [PATCH] Fixed visual bugs

---
 .../canvas-zoom-and-pan/javascript/zoom.js          | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/extensions-builtin/canvas-zoom-and-pan/javascript/zoom.js b/extensions-builtin/canvas-zoom-and-pan/javascript/zoom.js
index a6434743..7ae2c635 100644
--- a/extensions-builtin/canvas-zoom-and-pan/javascript/zoom.js
+++ b/extensions-builtin/canvas-zoom-and-pan/javascript/zoom.js
@@ -622,13 +622,14 @@ onUiLoaded(async() => {
                 panSpeed = 3.5;
             }
 
-            elemData[elemId].panX =
-                elemData[elemId].panX + movementX * panSpeed;
-            elemData[elemId].panY =
-                elemData[elemId].panY + movementY * panSpeed;
+            elemData[elemId].panX += movementX * panSpeed;
+            elemData[elemId].panY += movementY * panSpeed;
 
-            targetElement.style.transform = `translate(${elemData[elemId].panX}px, ${elemData[elemId].panY}px) scale(${elemData[elemId].zoomLevel})`;
-            toggleOverlap("on");
+            // Delayed redraw of an element
+            requestAnimationFrame(() => {
+                targetElement.style.transform = `translate(${elemData[elemId].panX}px, ${elemData[elemId].panY}px) scale(${elemData[elemId].zoomLevel})`;
+                toggleOverlap("on");
+            });
         }
 
         function handleMoveByKey(e) {