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);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
  static vtkLabelHierarchyCompositeIterator* New();


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

  virtual void ClearIterators();

  virtual void Begin( vtkIdTypeArray* );

  virtual void Next();

  virtual bool IsAtEnd();

  virtual vtkIdType GetLabelId();

  virtual vtkLabelHierarchy* GetHierarchy();

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

  virtual void BoxNode() { }

  virtual void BoxAllNodes( vtkPolyData* ) { }

protected:
  vtkLabelHierarchyCompositeIterator();
  virtual ~vtkLabelHierarchyCompositeIterator();

  //BTX
  class Internal;
  Internal* Implementation;
  //ETX

private:
  vtkLabelHierarchyCompositeIterator( const vtkLabelHierarchyCompositeIterator& ); // Not implemented.
  void operator = ( const vtkLabelHierarchyCompositeIterator& ); // Not implemented.
};

#endif // __vtkLabelHierarchyCompositeIterator_h