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Rendering/vtkOpenGLFreeTypeTextMapper.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkOpenGLFreeTypeTextMapper.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00043 #ifndef __vtkOpenGLFreeTypeTextMapper_h
00044 #define __vtkOpenGLFreeTypeTextMapper_h
00045 
00046 #include "vtkTextMapper.h"
00047 
00048 //BTX
00049 class FTFont;
00050 //ETX
00051 
00052 class VTK_RENDERING_EXPORT vtkOpenGLFreeTypeTextMapper : public vtkTextMapper
00053 {
00054 public:
00055   vtkTypeRevisionMacro(vtkOpenGLFreeTypeTextMapper,vtkTextMapper);
00056   static vtkOpenGLFreeTypeTextMapper *New();
00057   virtual void PrintSelf(ostream& os, vtkIndent indent);
00058 
00060   void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor);
00061 
00065   virtual void ReleaseGraphicsResources(vtkWindow *);
00066 
00068   virtual void GetSize(vtkViewport* viewport, int size[2]);
00069 
00070 protected:
00071   vtkOpenGLFreeTypeTextMapper();
00072   ~vtkOpenGLFreeTypeTextMapper();
00073 
00074   vtkTimeStamp  SizeBuildTime;
00075   int LastSize[2];
00076   int LastLargestDescender;
00077 
00078 private:
00079   vtkOpenGLFreeTypeTextMapper(const vtkOpenGLFreeTypeTextMapper&);  // Not implemented.
00080   void operator=(const vtkOpenGLFreeTypeTextMapper&);  // Not implemented.
00081 };
00082 
00083 
00084 #endif
00085