vtkLabelHierarchyCompositeIterator.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkLabelHierarchyCompositeIterator.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.

=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkLabelHierarchyCompositeIterator_h
#define vtkLabelHierarchyCompositeIterator_h


#include "vtkRenderingLabelModule.h" // For export macro
#include "vtkLabelHierarchyIterator.h"

class vtkIdTypeArray;
class vtkLabelHierarchy;
class vtkPolyData;

class VTKRENDERINGLABEL_EXPORT vtkLabelHierarchyCompositeIterator : public vtkLabelHierarchyIterator
{
public:
  vtkTypeMacro(vtkLabelHierarchyCompositeIterator, vtkLabelHierarchyIterator);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkLabelHierarchyCompositeIterator* New();

  virtual void AddIterator(vtkLabelHierarchyIterator* it)
    { this->AddIterator(it, 1); }
  virtual void AddIterator(vtkLabelHierarchyIterator* it, int count);

  virtual void ClearIterators();

  void Begin( vtkIdTypeArray* ) override;

  void Next() override;

  bool IsAtEnd() override;

  vtkIdType GetLabelId() override;

  vtkLabelHierarchy* GetHierarchy() override;

  void GetNodeGeometry( double ctr[3], double& size ) override;

  void BoxNode() override { }

  void BoxAllNodes( vtkPolyData* ) override { }

protected:
  vtkLabelHierarchyCompositeIterator();
  ~vtkLabelHierarchyCompositeIterator() override;

  class Internal;
  Internal* Implementation;

private:
  vtkLabelHierarchyCompositeIterator( const vtkLabelHierarchyCompositeIterator& ) = delete;
  void operator = ( const vtkLabelHierarchyCompositeIterator& ) = delete;
};

#endif // vtkLabelHierarchyCompositeIterator_h