vtkFreeTypeLabelRenderStrategy.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkFreeTypeLabelRenderStrategy.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 vtkFreeTypeLabelRenderStrategy_h
#define vtkFreeTypeLabelRenderStrategy_h
 
#include "vtkRenderingLabelModule.h" // For export macro
#include "vtkLabelRenderStrategy.h"
 
class vtkActor2D;
class vtkTextRenderer;
class vtkTextMapper;
 
class VTKRENDERINGLABEL_EXPORT vtkFreeTypeLabelRenderStrategy : public vtkLabelRenderStrategy
{
 public:
  void PrintSelf(ostream& os, vtkIndent indent);
  vtkTypeMacro(vtkFreeTypeLabelRenderStrategy, vtkLabelRenderStrategy);
  static vtkFreeTypeLabelRenderStrategy* New();
 
 
  virtual bool SupportsRotation()
    { return false; }
 
 
  virtual bool SupportsBoundedSize()
    { return false; }
 
 
  virtual void ComputeLabelBounds(vtkTextProperty* tprop, vtkStdString label, double bds[4])
    { this->Superclass::ComputeLabelBounds(tprop, label, bds); }
  virtual void ComputeLabelBounds(vtkTextProperty* tprop, vtkUnicodeString label, double bds[4]);
 
 
  virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkStdString label)
    { this->Superclass::RenderLabel(x, tprop, label); }
  virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkStdString label, int width)
    { this->Superclass::RenderLabel(x, tprop, label, width); }
  virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkUnicodeString label);
  virtual void RenderLabel(int x[2], vtkTextProperty* tprop, vtkUnicodeString label, int width)
    { this->Superclass::RenderLabel(x, tprop, label, width); }
 
  virtual void ReleaseGraphicsResources(vtkWindow *window);
 
protected:
  vtkFreeTypeLabelRenderStrategy();
  ~vtkFreeTypeLabelRenderStrategy();
 
  vtkTextRenderer *TextRenderer;
  vtkTextMapper* Mapper;
  vtkActor2D* Actor;
 
private:
  vtkFreeTypeLabelRenderStrategy(const vtkFreeTypeLabelRenderStrategy&);  // Not implemented.
  void operator=(const vtkFreeTypeLabelRenderStrategy&);  // Not implemented.
};
 
#endif