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IO/vtkXMLPUnstructuredGridReader.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkXMLPUnstructuredGridReader.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00032 #ifndef __vtkXMLPUnstructuredGridReader_h
00033 #define __vtkXMLPUnstructuredGridReader_h
00034 
00035 #include "vtkXMLPUnstructuredDataReader.h"
00036 
00037 class vtkUnstructuredGrid;
00038 
00039 class VTK_IO_EXPORT vtkXMLPUnstructuredGridReader : public vtkXMLPUnstructuredDataReader
00040 {
00041 public:
00042   vtkTypeRevisionMacro(vtkXMLPUnstructuredGridReader,vtkXMLPUnstructuredDataReader);
00043   void PrintSelf(ostream& os, vtkIndent indent);  
00044   static vtkXMLPUnstructuredGridReader *New();
00045   
00047 
00048   void SetOutput(vtkUnstructuredGrid *output);
00049   vtkUnstructuredGrid *GetOutput();
00051   
00052 protected:
00053   vtkXMLPUnstructuredGridReader();
00054   ~vtkXMLPUnstructuredGridReader();
00055   
00056   const char* GetDataSetName();
00057   void GetOutputUpdateExtent(int& piece, int& numberOfPieces, int& ghostLevel);
00058   void SetupOutputTotals();
00059   
00060   void SetupOutputData();
00061   void SetupNextPiece();
00062   int ReadPieceData();
00063   
00064   void CopyArrayForCells(vtkDataArray* inArray, vtkDataArray* outArray);
00065   vtkXMLDataReader* CreatePieceReader();
00066   
00067   // The index of the cell in the output where the current piece
00068   // begins.
00069   vtkIdType StartCell;  
00070   
00071 private:
00072   vtkXMLPUnstructuredGridReader(const vtkXMLPUnstructuredGridReader&);  // Not implemented.
00073   void operator=(const vtkXMLPUnstructuredGridReader&);  // Not implemented.
00074 };
00075 
00076 #endif