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);
  virtual void PrintSelf(ostream &os, vtkIndent indent);

  static vtkOpenGLContextBufferId *New();

  virtual void ReleaseGraphicsResources();


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

  virtual bool IsSupported();

  virtual void Allocate();

  virtual bool IsAllocated() const;


  virtual void SetValues(int srcXmin,
                         int srcYmin);

  virtual vtkIdType GetPickedItem(int x, int y);

protected:
  vtkOpenGLContextBufferId();
  virtual ~vtkOpenGLContextBufferId();

  vtkOpenGLRenderWindow *Context;
  vtkTextureObject *Texture;

private:
  vtkOpenGLContextBufferId(const vtkOpenGLContextBufferId &); // Not implemented.
  void operator=(const vtkOpenGLContextBufferId &);   // Not implemented.
};

#endif // #ifndef vtkOpenGLContextBufferId_h