vtkPVProcessWindow.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVProcessWindow_h
#define vtkPVProcessWindow_h

#include "vtkObject.h"
#include "vtkRemotingViewsModule.h" //needed for exports

class vtkRenderWindow;

class VTKREMOTINGVIEWS_EXPORT vtkPVProcessWindow : public vtkObject
{
public:
  vtkTypeMacro(vtkPVProcessWindow, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkRenderWindow* GetRenderWindow();

  static void PrepareForRendering();

protected:
  vtkPVProcessWindow();
  ~vtkPVProcessWindow() override;

  static vtkRenderWindow* NewWindow();
  static vtkRenderWindow* NewTileDisplayWindow();
  static vtkRenderWindow* NewCAVEWindow();

private:
  vtkPVProcessWindow(const vtkPVProcessWindow&) = delete;
  void operator=(const vtkPVProcessWindow&) = delete;
};

// Implementation of Schwartz counter idiom to ensure that the
// singleton vtkRenderWindow is cleaned up correctly during finalization.
static class VTKREMOTINGVIEWS_EXPORT vtkPVProcessWindowSingletonCleaner
{
public:
  vtkPVProcessWindowSingletonCleaner();
  ~vtkPVProcessWindowSingletonCleaner();

private:
  vtkPVProcessWindowSingletonCleaner(const vtkPVProcessWindowSingletonCleaner&) = delete;
  void operator=(const vtkPVProcessWindowSingletonCleaner&) = delete;
} PVProcessWindowSingletonCleaner;
#endif