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 "vtkDataReader.h"
#include "vtkIOLegacyModule.h" // For export macro
 
class vtkDataObject;
class vtkGraph;
class vtkMolecule;
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) override;
 
 
  vtkDataObject* GetOutput();
  vtkDataObject* GetOutput(int idx);
 
 
  vtkGraph* GetGraphOutput();
  vtkMolecule* GetMoleculeOutput();
  vtkPolyData* GetPolyDataOutput();
  vtkRectilinearGrid* GetRectilinearGridOutput();
  vtkStructuredGrid* GetStructuredGridOutput();
  vtkStructuredPoints* GetStructuredPointsOutput();
  vtkTable* GetTableOutput();
  vtkTree* GetTreeOutput();
  vtkUnstructuredGrid* GetUnstructuredGridOutput();
 
  virtual int ReadOutputType();
 
  int ReadMetaDataSimple(VTK_FILEPATH const std::string& fname, vtkInformation* metadata) override;
 
  int ReadMeshSimple(VTK_FILEPATH const std::string& fname, vtkDataObject* output) override;
 
protected:
  vtkGenericDataObjectReader();
  ~vtkGenericDataObjectReader() override;
 
  vtkDataObject* CreateOutput(vtkDataObject* currentOutput) override;
 
  int FillOutputPortInformation(int, vtkInformation*) override;
 
private:
  vtkGenericDataObjectReader(const vtkGenericDataObjectReader&) = delete;
  void operator=(const vtkGenericDataObjectReader&) = delete;
 
  template <typename ReaderT, typename DataT>
  void ReadData(const char* fname, const char* dataClass, vtkDataObject* output);
 
  vtkSetStringMacro(Header);
};
 
#endif