[feat] TransformPane - Viewport synchronization layer for Vue nodes (#4304)

Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: Benjamin Lu <benceruleanlu@proton.me>
Co-authored-by: github-actions <github-actions@github.com>

src/types/simplifiedWidget.ts

@@ -3,7 +3,21 @@
  * Removes all DOM manipulation and positioning concerns
  */
 
-export interface SimplifiedWidget<T = any, O = Record<string, any>> {
+/** Valid types for widget values */
+export type WidgetValue =
+  | string
+  | number
+  | boolean
+  | object
+  | undefined
+  | null
+  | void
+  | File[]
+
+export interface SimplifiedWidget<
+  T extends WidgetValue = WidgetValue,
+  O = Record<string, any>
+> {
   /** Display name of the widget */
   name: string
 

src/types/spatialIndex.ts

@@ -0,0 +1,23 @@
+/**
+ * Type definitions for spatial indexing system
+ */
+import type { Bounds } from '@/utils/spatial/QuadTree'
+
+/**
+ * Debug information for a single QuadTree node
+ */
+export interface QuadNodeDebugInfo {
+  bounds: Bounds
+  depth: number
+  itemCount: number
+  divided: boolean
+  children?: QuadNodeDebugInfo[]
+}
+
+/**
+ * Debug information for the entire spatial index
+ */
+export interface SpatialIndexDebugInfo {
+  size: number
+  tree: QuadNodeDebugInfo
+}