Make scene graph apply virtual, win32 setsize/position

Some changes needed for vulkan support
Make Apply() in vtkViewNode virtual
Add SetSize, SetPosition to vtkWin32HardwareWindow

Rendering/SceneGraph/vtkViewNode.cxx

@@ -237,8 +237,6 @@ void vtkViewNode::Apply(int operation, bool prepass)
     case invalidate:
       this->Invalidate(prepass);
       break;
-    default:
-      cerr << "UNKNOWN OPERATION" << operation << endl;
   }
 }
 

Rendering/SceneGraph/vtkViewNode.h

@@ -143,7 +143,7 @@ protected:
 
   static const char* operation_type_strings[];
 
-  void Apply(int operation, bool prepass);
+  virtual void Apply(int operation, bool prepass);
 
   //@{
   /**

Rendering/UI/vtkWin32HardwareWindow.cxx

@@ -211,3 +211,58 @@ void vtkWin32HardwareWindow::Destroy()
   ::DestroyWindow(this->WindowId); // windows api
   this->WindowId = 0;
 }
+
+// ----------------------------------------------------------------------------
+void vtkWin32HardwareWindow::SetSize(int x, int y)
+{
+  static bool resizing = false;
+  if ((this->Size[0] != x) || (this->Size[1] != y))
+  {
+    this->Superclass::SetSize(x, y);
+
+    if (!this->UseOffScreenBuffers)
+    {
+      if (!resizing)
+      {
+        resizing = true;
+
+        if (this->ParentId)
+        {
+          SetWindowExtEx(GetDC(this->WindowId), x, y, nullptr);
+          SetViewportExtEx(GetDC(this->WindowId), x, y, nullptr);
+          SetWindowPos(this->WindowId, HWND_TOP, 0, 0, x, y, SWP_NOMOVE | SWP_NOZORDER);
+        }
+        else
+        {
+          RECT r;
+          AdjustWindowRectForBorders(this->WindowId, 0, 0, 0, x, y, r);
+          SetWindowPos(this->WindowId, HWND_TOP, 0, 0, r.right - r.left, r.bottom - r.top,
+            SWP_NOMOVE | SWP_NOZORDER);
+        }
+        resizing = false;
+      }
+    }
+  }
+}
+
+void vtkWin32HardwareWindow::SetPosition(int x, int y)
+{
+  static bool resizing = false;
+
+  if ((this->Position[0] != x) || (this->Position[1] != y))
+  {
+    this->Modified();
+    this->Position[0] = x;
+    this->Position[1] = y;
+    if (this->Mapped)
+    {
+      if (!resizing)
+      {
+        resizing = true;
+
+        SetWindowPos(this->WindowId, HWND_TOP, x, y, 0, 0, SWP_NOSIZE | SWP_NOZORDER);
+        resizing = false;
+      }
+    }
+  }
+}

Rendering/UI/vtkWin32HardwareWindow.h

@@ -51,6 +51,22 @@ public:
   void* GetGenericParentId() override;
   //@}
 
+  //@{
+  /**
+   * Set the size of the window in pixels.
+   */
+  void SetSize(int, int) override;
+  using vtkHardwareWindow::SetSize;
+  //@}
+
+  //@{
+  /**
+   * Set the position of the window.
+   */
+  void SetPosition(int, int) override;
+  using vtkHardwareWindow::SetPosition;
+  //@}
+
 protected:
   vtkWin32HardwareWindow();
   ~vtkWin32HardwareWindow() override;