From 6d119eb582a41d8ff517db7927d251023387b430 Mon Sep 17 00:00:00 2001
From: Veniamin Krol <153412+vkrol@users.noreply.github.com>
Date: Mon, 26 Jan 2026 10:33:49 +0100
Subject: [PATCH] Optimize zooming when panOnScroll is enabled

Do not update the store every time the wheel event is triggered if nothing has changed.
---
 packages/react/src/container/ZoomPane/index.tsx | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/react/src/container/ZoomPane/index.tsx b/packages/react/src/container/ZoomPane/index.tsx
index 67babfa2..bf662e68 100644
--- a/packages/react/src/container/ZoomPane/index.tsx
+++ b/packages/react/src/container/ZoomPane/index.tsx
@@ -73,7 +73,13 @@ export function ZoomPane({
         maxZoom,
         translateExtent,
         viewport: defaultViewport,
-        onDraggingChange: (paneDragging: boolean) => store.setState({ paneDragging }),
+        onDraggingChange: (paneDragging) =>
+          store.setState((prevState) => {
+            if (prevState.paneDragging !== paneDragging) {
+              return { paneDragging };
+            }
+            return prevState;
+          }),
         onPanZoomStart: (event, vp) => {
           const { onViewportChangeStart, onMoveStart } = store.getState();
           onMoveStart?.(event, vp);