vtkTreeBFSIterator.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkTreeBFSIterator.h,v $
 
  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 vtkTreeBFSIterator_h
#define vtkTreeBFSIterator_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkTreeIterator.h"
 
class vtkTreeBFSIteratorInternals;
class vtkIntArray;
 
class VTKCOMMONDATAMODEL_EXPORT vtkTreeBFSIterator : public vtkTreeIterator
{
public:
  static vtkTreeBFSIterator* New();
  vtkTypeMacro(vtkTreeBFSIterator, vtkTreeIterator);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
 
protected:
  vtkTreeBFSIterator();
  ~vtkTreeBFSIterator();
 
  virtual void Initialize();
  virtual vtkIdType NextInternal();
 
  vtkTreeBFSIteratorInternals* Internals;
  vtkIntArray* Color;
 
  //BTX
  enum ColorType
    {
    WHITE,
    GRAY,
    BLACK
    };
  //ETX
 
private:
  vtkTreeBFSIterator(const vtkTreeBFSIterator &);  // Not implemented.
  void operator=(const vtkTreeBFSIterator &);        // Not implemented.
};
 
#endif