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/*=========================================================================
Program: Visualization Toolkit
Module: vtkBridgeCellIteratorOnCellList.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.
=========================================================================*/
// .NAME vtkBridgeCellIteratorOnCellList - Iterate over a list of cells defined
// on a dataset.
// See InitWithCells().
// .SECTION See Also
// vtkBridgeCellIterator, vtkBridgeDataSet, vtkBridgeCellIteratorStrategy
#ifndef vtkBridgeCellIteratorOnCellList_h
#define vtkBridgeCellIteratorOnCellList_h
#include "vtkBridgeCellIteratorStrategy.h"
class vtkBridgeCell;
class vtkIdList;
class vtkBridgeDataSet;
class VTKTESTINGGENERICBRIDGE_EXPORT vtkBridgeCellIteratorOnCellList : public vtkBridgeCellIteratorStrategy
{
public:
static vtkBridgeCellIteratorOnCellList *New();
vtkTypeMacro(vtkBridgeCellIteratorOnCellList,
vtkBridgeCellIteratorStrategy);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Move iterator to first position if any (loop initialization).
void Begin();
// Description:
// Is there no cell at iterator position? (exit condition).
int IsAtEnd();
// Description:
// Cell at current position
// \pre not_at_end: !IsAtEnd()
// \pre c_exists: c!=0
// THREAD SAFE
void GetCell(vtkGenericAdaptorCell *c);
// Description:
// Cell at current position.
// NOT THREAD SAFE
// \pre not_at_end: !IsAtEnd()
// \post result_exits: result!=0
vtkGenericAdaptorCell *GetCell();
// Description:
// Move iterator to next position. (loop progression).
// \pre not_at_end: !IsAtEnd()
void Next();
// Description:
// Used internally by vtkBridgeCell.
// Iterate on neighbors defined by `cells' over the dataset `ds'.
// \pre cells_exist: cells!=0
// \pre ds_exists: ds!=0
void InitWithCells(vtkIdList *cells,
vtkBridgeDataSet *ds);
protected:
vtkBridgeCellIteratorOnCellList();
virtual ~vtkBridgeCellIteratorOnCellList();
vtkIdList *Cells; // cells traversed by the iterator.
vtkBridgeDataSet *DataSet;
vtkIdType Id; // the id at current position.
vtkBridgeCell *Cell; // cell at current position.
private:
vtkBridgeCellIteratorOnCellList(const vtkBridgeCellIteratorOnCellList&); // Not implemented
void operator=(const vtkBridgeCellIteratorOnCellList&); // Not implemented
};
#endif
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