vtkTreeBFSIterator.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkTreeBFSIterator_h
#define vtkTreeBFSIterator_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkTreeIterator.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkTreeBFSIteratorInternals;
class vtkIntArray;
 
class VTKCOMMONDATAMODEL_EXPORT vtkTreeBFSIterator : public vtkTreeIterator
{
public:
  static vtkTreeBFSIterator* New();
  vtkTypeMacro(vtkTreeBFSIterator, vtkTreeIterator);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
protected:
  vtkTreeBFSIterator();
  ~vtkTreeBFSIterator() override;
 
  void Initialize() override;
  vtkIdType NextInternal() override;
 
  vtkTreeBFSIteratorInternals* Internals;
  vtkIntArray* Color;
 
  enum ColorType
  {
    WHITE,
    GRAY,
    BLACK
  };
 
private:
  vtkTreeBFSIterator(const vtkTreeBFSIterator&) = delete;
  void operator=(const vtkTreeBFSIterator&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif