vtkGenericDataObjectReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkGenericDataObjectReader.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 vtkGenericDataObjectReader_h
#define vtkGenericDataObjectReader_h
 
#include "vtkIOLegacyModule.h" // For export macro
#include "vtkDataReader.h"
 
class vtkDataObject;
class vtkGraph;
class vtkPolyData;
class vtkRectilinearGrid;
class vtkStructuredGrid;
class vtkStructuredPoints;
class vtkTable;
class vtkTree;
class vtkUnstructuredGrid;
 
class VTKIOLEGACY_EXPORT vtkGenericDataObjectReader : public vtkDataReader
{
public:
  static vtkGenericDataObjectReader *New();
  vtkTypeMacro(vtkGenericDataObjectReader,vtkDataReader);
  void PrintSelf(ostream& os, vtkIndent indent);
 
 
  vtkDataObject *GetOutput();
  vtkDataObject *GetOutput(int idx);
 
 
  vtkGraph *GetGraphOutput();
  vtkPolyData *GetPolyDataOutput();
  vtkRectilinearGrid *GetRectilinearGridOutput();
  vtkStructuredGrid *GetStructuredGridOutput();
  vtkStructuredPoints *GetStructuredPointsOutput();
  vtkTable *GetTableOutput();
  vtkTree *GetTreeOutput();
  vtkUnstructuredGrid *GetUnstructuredGridOutput();
 
  virtual int ReadOutputType();
 
 
  virtual int ProcessRequest(vtkInformation *, vtkInformationVector **,
                             vtkInformationVector *);
//BTX
protected:
  vtkGenericDataObjectReader();
  ~vtkGenericDataObjectReader();
 
  virtual int RequestData(vtkInformation *, vtkInformationVector **,
                          vtkInformationVector *);
  virtual int RequestDataObject(vtkInformation *, vtkInformationVector **,
                                vtkInformationVector *);
  virtual int FillOutputPortInformation(int, vtkInformation *);
  virtual int RequestInformation(vtkInformation *, vtkInformationVector **,
                                 vtkInformationVector *);
 
private:
  vtkGenericDataObjectReader(const vtkGenericDataObjectReader&);  // Not implemented.
  void operator=(const vtkGenericDataObjectReader&);  // Not implemented.
 
  template<typename ReaderT, typename DataT>
    void ReadData(const char* dataClass, vtkDataObject* output);
 
  vtkSetStringMacro(Header);
//ETX
};
 
#endif