Timeline Prototype

src/ui/ViewportTile.h

@@ -47,6 +47,10 @@ public:
     void SetIconManager(IconManager* icons)  { m_iconManager = icons; }
     void SetCommandHistory(CommandHistory* h);
 
+    /// displayTime — frame used for all evaluation (render, cameras, bboxes).
+    /// editTime    — frame writes are authored at (Default unless Auto-Key).
+    void SetTimeCodes(pxr::UsdTimeCode displayTime, pxr::UsdTimeCode editTime);
+
     // ── Selection sync ───────────────────────────────────────────────────────
     /// Called by the container to broadcast the authoritative selection.
     /// Updates the local shadow copy and pushes it into the renderer highlight.
@@ -107,6 +111,10 @@ private:
     IconManager*        m_iconManager    = nullptr;
     CommandHistory*     m_commandHistory = nullptr;
 
+    // ── Timeline time codes (synced by container) ────────────────────────────
+    pxr::UsdTimeCode m_displayTime = pxr::UsdTimeCode::Default();
+    pxr::UsdTimeCode m_editTime    = pxr::UsdTimeCode::Default();
+
     // ── Stage + camera list ──────────────────────────────────────────────────
     pxr::UsdStageRefPtr       m_stage;
     std::vector<pxr::SdfPath> m_cameraPaths;