vtkOpenGLFreeTypeTextMapper.h

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

  Program:   Visualization Toolkit
  Module:    vtkOpenGLFreeTypeTextMapper.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 __vtkOpenGLFreeTypeTextMapper_h
#define __vtkOpenGLFreeTypeTextMapper_h

#include "vtkRenderingFreeTypeOpenGLModule.h" // For export macro
#include "vtkTextMapper.h"

class VTKRENDERINGFREETYPEOPENGL_EXPORT vtkOpenGLFreeTypeTextMapper
  : public vtkTextMapper
{
public:
  vtkTypeMacro(vtkOpenGLFreeTypeTextMapper,vtkTextMapper);
  static vtkOpenGLFreeTypeTextMapper *New();
  virtual void PrintSelf(ostream& os, vtkIndent indent);

  void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor);

  virtual void ReleaseGraphicsResources(vtkWindow *);

  virtual void GetSize(vtkViewport* viewport, int size[2]);

protected:
  vtkOpenGLFreeTypeTextMapper();
  ~vtkOpenGLFreeTypeTextMapper();

  vtkTimeStamp  SizeBuildTime;
  int LastSize[2];
  int LastLargestDescender;

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

#endif