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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkCPExodusIIElementBlockCellIterator.h
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00020 #ifndef vtkCPExodusIIElementBlockCellIterator_h
00021 #define vtkCPExodusIIElementBlockCellIterator_h
00022 
00023 #include "vtkCellIterator.h"
00024 #include "vtkIOExodusModule.h" // For export macro
00025 
00026 #include "vtkSmartPointer.h" // For smart pointer
00027 
00028 class vtkCPExodusIIElementBlock;
00029 class vtkCPExodusIIElementBlockPrivate;
00030 
00031 class VTKIOEXODUS_EXPORT vtkCPExodusIIElementBlockCellIterator
00032     : public vtkCellIterator
00033 {
00034 public:
00035   typedef vtkCPExodusIIElementBlockPrivate StorageType;
00036 
00037   static vtkCPExodusIIElementBlockCellIterator *New();
00038   vtkTypeMacro(vtkCPExodusIIElementBlockCellIterator, vtkCellIterator)
00039   void PrintSelf(ostream &os, vtkIndent indent);
00040 
00041   bool IsValid();
00042   vtkIdType GetCellId();
00043 
00044 protected:
00045   vtkCPExodusIIElementBlockCellIterator();
00046   ~vtkCPExodusIIElementBlockCellIterator();
00047 
00048   void ResetToFirstCell();
00049   void IncrementToNextCell();
00050   void FetchCellType();
00051   void FetchPointIds();
00052   void FetchPoints();
00053 
00054   friend class ::vtkCPExodusIIElementBlock;
00055   void SetStorage(vtkCPExodusIIElementBlock *eb);
00056 
00057 private:
00058   vtkCPExodusIIElementBlockCellIterator(const vtkCPExodusIIElementBlockCellIterator &); // Not implemented.
00059   void operator=(const vtkCPExodusIIElementBlockCellIterator &);   // Not implemented.
00060 
00061   vtkSmartPointer<StorageType> Storage;
00062   vtkSmartPointer<vtkPoints> DataSetPoints;
00063   vtkIdType CellId;
00064 };
00065 
00066 #endif //vtkCPExodusIIElementBlockCellIterator_h