vtkOpenGLContextBufferId.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkOpenGLContextBufferId.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

#ifndef vtkOpenGLContextBufferId_h
#define vtkOpenGLContextBufferId_h

#include "vtkRenderingContextOpenGL2Module.h" // For export macro
#include "vtkAbstractContextBufferId.h"

class vtkTextureObject;
class vtkOpenGLRenderWindow;

class VTKRENDERINGCONTEXTOPENGL2_EXPORT vtkOpenGLContextBufferId : public vtkAbstractContextBufferId
{
public:
  vtkTypeMacro(vtkOpenGLContextBufferId, vtkAbstractContextBufferId);
  void PrintSelf(ostream &os, vtkIndent indent) override;

  static vtkOpenGLContextBufferId *New();

  void ReleaseGraphicsResources() override;


  void SetContext(vtkRenderWindow *context) override;
  vtkRenderWindow *GetContext() override;

  bool IsSupported() override;

  void Allocate() override;

  bool IsAllocated() const override;

  void SetValues(int srcXmin,
                         int srcYmin) override;

  vtkIdType GetPickedItem(int x, int y) override;

protected:
  vtkOpenGLContextBufferId();
  ~vtkOpenGLContextBufferId() override;

  vtkOpenGLRenderWindow *Context;
  vtkTextureObject *Texture;

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

#endif // #ifndef vtkOpenGLContextBufferId_h