UX improvements

* When clicking on empty space in the snapshot editor, the selection reverts to the sheet containing the scene

theatre/core/src/privateAPIs.ts

@@ -10,11 +10,19 @@ import type {$IntentionalAny} from '@theatre/shared/utils/types'
 
 const publicAPIToPrivateAPIMap = new WeakMap()
 
-export function privateAPI(pub: IProject): Project
-export function privateAPI(pub: ISheet): Sheet
-export function privateAPI(pub: ISheetObject<$IntentionalAny>): SheetObject
-export function privateAPI(pub: ISequence): Sequence
-export function privateAPI(pub: {}): unknown {
+export function privateAPI<
+  P extends IProject | ISheet | ISheetObject<$IntentionalAny> | ISequence,
+>(
+  pub: P,
+): P extends IProject
+  ? Project
+  : P extends ISheet
+  ? Sheet
+  : P extends ISheetObject<$IntentionalAny>
+  ? SheetObject
+  : P extends ISequence
+  ? Sequence
+  : never {
   return publicAPIToPrivateAPIMap.get(pub)
 }
 

theatre/core/src/sequences/TheatreSequence.ts

@@ -5,6 +5,8 @@ import type Sequence from './Sequence'
 import type {IPlaybackDirection, IPlaybackRange} from './Sequence'
 
 export interface ISequence {
+  readonly type: 'Theatre_Sequence_PublicAPI'
+
   /**
    * Starts playback of a sequence.
    * Returns a promise that either resolves to true when the playback completes,
@@ -24,7 +26,11 @@ export interface ISequence {
   time: number
 }
 
-export default class TheatreSequence {
+export default class TheatreSequence implements ISequence {
+  get type(): 'Theatre_Sequence_PublicAPI' {
+    return 'Theatre_Sequence_PublicAPI'
+  }
+
   /**
    * @internal
    */