VTK
dox/Rendering/vtkFreeTypeLabelRenderStrategy.h
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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkFreeTypeLabelRenderStrategy.h
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00023 #ifndef __vtkFreeTypeLabelRenderStrategy_h
00024 #define __vtkFreeTypeLabelRenderStrategy_h
00025 
00026 #include "vtkLabelRenderStrategy.h"
00027 
00028 class vtkActor2D;
00029 class vtkFreeTypeUtilities;
00030 class vtkTextMapper;
00031 
00032 class VTK_RENDERING_EXPORT vtkFreeTypeLabelRenderStrategy : public vtkLabelRenderStrategy
00033 {
00034  public:
00035   void PrintSelf(ostream& os, vtkIndent indent);
00036   vtkTypeMacro(vtkFreeTypeLabelRenderStrategy, vtkLabelRenderStrategy);
00037   static vtkFreeTypeLabelRenderStrategy* New();
00038 
00040 
00041   virtual bool SupportsRotation()
00042     { return false; }
00044 
00046 
00048   virtual bool SupportsBoundedSize()
00049     { return false; }
00051 
00052   //BTX
00054 
00056   virtual void ComputeLabelBounds(vtkTextProperty* tprop, vtkStdString label, double bds[4])
00057     { this->Superclass::ComputeLabelBounds(tprop, label, bds); }
00058   virtual void ComputeLabelBounds(vtkTextProperty* tprop, vtkUnicodeString label, double bds[4]);
00060 
00062 
00064   virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkStdString label)
00065     { this->Superclass::RenderLabel(x, tprop, label); }
00066   virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkStdString label, int width)
00067     { this->Superclass::RenderLabel(x, tprop, label, width); }
00068   virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkUnicodeString label);
00069   virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkUnicodeString label, int width)
00070     { this->Superclass::RenderLabel(x, tprop, label, width); }
00071   //ETX
00073 
00077   virtual void ReleaseGraphicsResources(vtkWindow *window);
00078 
00079 protected:
00080   vtkFreeTypeLabelRenderStrategy();
00081   ~vtkFreeTypeLabelRenderStrategy();
00082 
00083   vtkFreeTypeUtilities* FreeTypeUtilities;
00084   vtkTextMapper* Mapper;
00085   vtkActor2D* Actor;
00086 
00087 private:
00088   vtkFreeTypeLabelRenderStrategy(const vtkFreeTypeLabelRenderStrategy&);  // Not implemented.
00089   void operator=(const vtkFreeTypeLabelRenderStrategy&);  // Not implemented.
00090 };
00091 
00092 #endif
00093