From 093a2ace76b1ffcf91a6093b9b0581943696fee7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=BE=B7=E5=AE=87?= <kvtodev@outlook.com>
Date: Thu, 3 Sep 2026 11:51:07 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E9=A2=84=E8=A7=88=E5=8F=98?=
 =?UTF-8?q?=E6=8D=A2=E7=8A=B6=E6=80=81=E6=9B=B4=E6=96=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

仅在预览变换实际变化时创建新 Map\n避免取消不存在手势时触发预览树重渲染
---
 .../src/view/ui-editor/components/preview/PreviewWorkspace.tsx  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/apps/ai-game-creator-shell/src/view/ui-editor/components/preview/PreviewWorkspace.tsx b/apps/ai-game-creator-shell/src/view/ui-editor/components/preview/PreviewWorkspace.tsx
index f7d528b3e..7a5228442 100644
--- a/apps/ai-game-creator-shell/src/view/ui-editor/components/preview/PreviewWorkspace.tsx
+++ b/apps/ai-game-creator-shell/src/view/ui-editor/components/preview/PreviewWorkspace.tsx
@@ -62,6 +62,8 @@ export function PreviewWorkspace({
   const updatePreviewTransform = useCallback(
     (nodeId: NodeId, transform: Node['layout']['transform'] | null) => {
       setPreviewTransforms((current) => {
+        if (!transform && !current.has(nodeId)) return current;
+        if (transform && current.get(nodeId) === transform) return current;
         const next = new Map(current);
         if (transform) next.set(nodeId, transform);
         else next.delete(nodeId);