From d819249d07b8e3041b2674c908d39fbecd940ffe Mon Sep 17 00:00:00 2001
From: wass08 <wass08@gmail.com>
Date: Fri, 20 Feb 2026 18:34:49 +0900
Subject: [PATCH] fix level window tools

---
 .../components/tools/window/move-window-tool.tsx       | 10 ++++++++--
 apps/editor/components/tools/window/window-math.ts     |  9 ++++++---
 apps/editor/components/tools/window/window-tool.tsx    |  9 +++++++--
 3 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/apps/editor/components/tools/window/move-window-tool.tsx b/apps/editor/components/tools/window/move-window-tool.tsx
index 3090c131..be2d343f 100644
--- a/apps/editor/components/tools/window/move-window-tool.tsx
+++ b/apps/editor/components/tools/window/move-window-tool.tsx
@@ -1,6 +1,7 @@
 import {
   type AnyNodeId,
   emitter,
+  sceneRegistry,
   useScene,
   type WallEvent,
   WindowNode,
@@ -77,6 +78,11 @@ export const MoveWindowTool: React.FC<{ node: WindowNode }> = ({ node: movingWin
       if (wallId) useScene.getState().dirtyNodes.add(wallId as AnyNodeId)
     }
 
+    const getLevelYOffset = () => {
+      const id = useViewer.getState().selection.levelId
+      return id ? (sceneRegistry.nodes.get(id as AnyNodeId)?.position.y ?? 0) : 0
+    }
+
     const hideCursor = () => {
       if (cursorGroupRef.current) cursorGroupRef.current.visible = false
     }
@@ -128,7 +134,7 @@ export const MoveWindowTool: React.FC<{ node: WindowNode }> = ({ node: movingWin
         movingWindowNode.id,
       )
 
-      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY), cursorRotation, valid)
+      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY, getLevelYOffset()), cursorRotation, valid)
       event.stopPropagation()
     }
 
@@ -166,7 +172,7 @@ export const MoveWindowTool: React.FC<{ node: WindowNode }> = ({ node: movingWin
         movingWindowNode.id,
       )
 
-      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY), cursorRotation, valid)
+      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY, getLevelYOffset()), cursorRotation, valid)
       event.stopPropagation()
     }
 
diff --git a/apps/editor/components/tools/window/window-math.ts b/apps/editor/components/tools/window/window-math.ts
index 9456b92f..5419dfd4 100644
--- a/apps/editor/components/tools/window/window-math.ts
+++ b/apps/editor/components/tools/window/window-math.ts
@@ -1,13 +1,16 @@
 import { type AnyNodeId, type ItemNode, useScene, type WallNode, type WindowNode } from '@pascal-app/core'
 
 /**
- * Converts wall-local (X along wall, Y = height) to world XYZ.
- * Wall-local Y maps directly to world Y; X maps along the wall direction.
+ * Converts wall-local (X along wall, Y = height above level floor) to world XYZ.
+ * Wall XZ uses level-local coordinates (levels only offset in Y, not XZ).
+ * Pass levelYOffset (the level group's current world Y) so the cursor lands at the
+ * correct world height when the cursor group is at the scene root.
  */
 export function wallLocalToWorld(
   wallNode: WallNode,
   localX: number,
   localY: number,
+  levelYOffset = 0,
 ): [number, number, number] {
   const wallAngle = Math.atan2(
     wallNode.end[1] - wallNode.start[1],
@@ -15,7 +18,7 @@ export function wallLocalToWorld(
   )
   return [
     wallNode.start[0] + localX * Math.cos(wallAngle),
-    localY,
+    localY + levelYOffset,
     wallNode.start[1] + localX * Math.sin(wallAngle),
   ]
 }
diff --git a/apps/editor/components/tools/window/window-tool.tsx b/apps/editor/components/tools/window/window-tool.tsx
index 285be100..3d275456 100644
--- a/apps/editor/components/tools/window/window-tool.tsx
+++ b/apps/editor/components/tools/window/window-tool.tsx
@@ -1,6 +1,7 @@
 import {
   type AnyNodeId,
   emitter,
+  sceneRegistry,
   useScene,
   type WallEvent,
   WindowNode,
@@ -39,6 +40,10 @@ export const WindowTool: React.FC = () => {
     useScene.temporal.getState().pause()
 
     const getLevelId = () => useViewer.getState().selection.levelId
+    const getLevelYOffset = () => {
+      const id = getLevelId()
+      return id ? (sceneRegistry.nodes.get(id as AnyNodeId)?.position.y ?? 0) : 0
+    }
 
     const markWallDirty = (wallId: string) => {
       useScene.getState().dirtyNodes.add(wallId as AnyNodeId)
@@ -103,7 +108,7 @@ export const WindowTool: React.FC = () => {
 
       const valid = !hasWallChildOverlap(event.node.id, clampedX, clampedY, width, height, node.id)
 
-      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY), cursorRotation, valid)
+      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY, getLevelYOffset()), cursorRotation, valid)
       event.stopPropagation()
     }
 
@@ -137,7 +142,7 @@ export const WindowTool: React.FC = () => {
         draftRef.current?.id,
       )
 
-      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY), cursorRotation, valid)
+      updateCursor(wallLocalToWorld(event.node, clampedX, clampedY, getLevelYOffset()), cursorRotation, valid)
       event.stopPropagation()
     }