vtkPDataSetReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPDataSetReader.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.
 
=========================================================================*/
#ifndef vtkPDataSetReader_h
#define vtkPDataSetReader_h
 
#include "vtkDataSetAlgorithm.h"
#include "vtkIOParallelModule.h" // For export macro
 
class vtkDataSet;
 
class VTKIOPARALLEL_EXPORT vtkPDataSetReader : public vtkDataSetAlgorithm
{
public:
  void PrintSelf(ostream& os, vtkIndent indent) override;
  vtkTypeMacro(vtkPDataSetReader, vtkDataSetAlgorithm);
  static vtkPDataSetReader* New();
 
 
  vtkSetStringMacro(FileName);
  vtkGetStringMacro(FileName);
 
 
  vtkGetMacro(DataType, int);
 
  int CanReadFile(const char* filename);
 
protected:
  vtkPDataSetReader();
  ~vtkPDataSetReader() override;
 
  int RequestDataObject(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
  void ReadPVTKFileInformation(istream* fp, vtkInformation* request,
    vtkInformationVector** inputVector, vtkInformationVector* outputVector);
  void ReadVTKFileInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  int RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  int PolyDataExecute(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
  int UnstructuredGridExecute(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
  int ImageDataExecute(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
  int StructuredGridExecute(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  void CoverExtent(int ext[6], int* pieceMask);
 
  vtkDataSet* CheckOutput();
  void SetNumberOfPieces(int num);
 
  istream* OpenFile(const char*);
 
  int ReadXML(istream* file, char** block, char** param, char** value);
  int VTKFileFlag;
  int StructuredFlag;
  char* FileName;
  int DataType;
  int NumberOfPieces;
  char** PieceFileNames;
  int** PieceExtents;
 
private:
  vtkPDataSetReader(const vtkPDataSetReader&) = delete;
  void operator=(const vtkPDataSetReader&) = delete;
};
 
#endif