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70 lines
2.1 KiB
70 lines
2.1 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkOpenGLFreeTypeTextMapper.h,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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// .NAME vtkOpenGLFreeTypeTextMapper - 2D Text annotation support
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// .SECTION Description
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// vtkOpenGLFreeTypeTextMapper provides 2D text annotation support for VTK
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// using the FreeType and FTGL libraries. Normally the user should use
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// vtktextMapper which in turn will use this class.
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// .SECTION See Also
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// vtkTextMapper
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#ifndef __vtkOpenGLFreeTypeTextMapper_h
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#define __vtkOpenGLFreeTypeTextMapper_h
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#include "vtkTextMapper.h"
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//BTX
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class FTFont;
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//ETX
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class VTK_RENDERING_EXPORT vtkOpenGLFreeTypeTextMapper : public vtkTextMapper
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{
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public:
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vtkTypeRevisionMacro(vtkOpenGLFreeTypeTextMapper,vtkTextMapper);
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static vtkOpenGLFreeTypeTextMapper *New();
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virtual void PrintSelf(ostream& os, vtkIndent indent);
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// Description:
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// Actally draw the text.
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void RenderOverlay(vtkViewport* viewport, vtkActor2D* actor);
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// Description:
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// Release any graphics resources that are being consumed by this actor.
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// The parameter window could be used to determine which graphic
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// resources to release.
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virtual void ReleaseGraphicsResources(vtkWindow *);
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// Description:
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// What is the size of the rectangle required to draw this
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// mapper ?
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virtual void GetSize(vtkViewport* viewport, int size[2]);
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protected:
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vtkOpenGLFreeTypeTextMapper();
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~vtkOpenGLFreeTypeTextMapper();
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vtkTimeStamp SizeBuildTime;
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int LastSize[2];
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int LastLargestDescender;
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private:
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vtkOpenGLFreeTypeTextMapper(const vtkOpenGLFreeTypeTextMapper&); // Not implemented.
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void operator=(const vtkOpenGLFreeTypeTextMapper&); // Not implemented.
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};
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#endif
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