vtkBridgeCellIterator.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkBridgeCellIterator.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 __vtkBridgeCellIterator_h
#define __vtkBridgeCellIterator_h

#include "vtkBridgeExport.h"
#include "vtkGenericCellIterator.h"

class vtkBridgeCell;
class vtkBridgeDataSet;
class vtkBridgeCell;
class vtkIdList;
class vtkBridgeDataSet;
class vtkPoints;

class vtkBridgeCellIteratorStrategy;
class vtkBridgeCellIteratorOnDataSet;
class vtkBridgeCellIteratorOne;
class vtkBridgeCellIteratorOnCellBoundaries;
class vtkBridgeCellIteratorOnCellList;

class VTK_BRIDGE_EXPORT vtkBridgeCellIterator : public vtkGenericCellIterator
{
public:
  static vtkBridgeCellIterator *New();
  vtkTypeRevisionMacro(vtkBridgeCellIterator,vtkGenericCellIterator);
  void PrintSelf(ostream& os, vtkIndent indent);
  
  void Begin();

  int IsAtEnd();
  
  vtkGenericAdaptorCell *NewCell();
  
  void GetCell(vtkGenericAdaptorCell *c);
  
  vtkGenericAdaptorCell *GetCell();
  
  void Next();
  

  void InitWithDataSet(vtkBridgeDataSet *ds,
                       int dim);
  

  void InitWithDataSetBoundaries(vtkBridgeDataSet *ds,
                                 int dim,
                                 int exterior_only);
  

  void InitWithOneCell(vtkBridgeDataSet *ds,
                       vtkIdType cellid);
  
  void InitWithOneCell(vtkBridgeCell *c);
  

  void InitWithCellBoundaries(vtkBridgeCell *cell,
                              int dim);


  void InitWithCells(vtkIdList *cells,
                     vtkBridgeDataSet *ds);
  

  void InitWithPoints(vtkPoints *coords,
                      vtkIdList *pts,
                      int dim,
                      vtkIdType cellid);

protected:
  vtkBridgeCellIterator();
  virtual ~vtkBridgeCellIterator();
  
  vtkBridgeCellIteratorStrategy *CurrentIterator;
  vtkBridgeCellIteratorOnDataSet *IteratorOnDataSet;
  vtkBridgeCellIteratorOne *IteratorOneCell;
  vtkBridgeCellIteratorOnCellBoundaries * IteratorOnCellBoundaries;
  vtkBridgeCellIteratorOnCellList *IteratorOnCellList;
  
  vtkBridgeDataSet *DataSet; // the structure on which the objet iterates.
  vtkIdType Id; // the id at current position.
  int OneCell; // Is in one cell mode?
  vtkIdType Size; // size of the structure.
  vtkBridgeCell *Cell; // cell at current position.
  
private:
  vtkBridgeCellIterator(const vtkBridgeCellIterator&); // Not implemented
  void operator=(const vtkBridgeCellIterator&); // Not implemented
};

#endif

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