vtkDataSetReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkDataSetReader_h
#define vtkDataSetReader_h
 
#include "vtkDataReader.h"
#include "vtkIOLegacyModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class vtkDataSet;
class vtkPolyData;
class vtkRectilinearGrid;
class vtkStructuredGrid;
class vtkStructuredPoints;
class vtkUnstructuredGrid;
 
class VTKIOLEGACY_EXPORT vtkDataSetReader : public vtkDataReader
{
public:
  static vtkDataSetReader* New();
  vtkTypeMacro(vtkDataSetReader, vtkDataReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkDataSet* GetOutput();
  vtkDataSet* GetOutput(int idx);


  static bool CanReadFile(VTK_FILEPATH const char* filename);
  static bool CanReadFile(vtkResourceStream* stream);


  vtkPolyData* GetPolyDataOutput();
  vtkStructuredPoints* GetStructuredPointsOutput();
  vtkStructuredGrid* GetStructuredGridOutput();
  vtkUnstructuredGrid* GetUnstructuredGridOutput();
  vtkRectilinearGrid* GetRectilinearGridOutput();

  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:
  vtkDataSetReader();
  ~vtkDataSetReader() override;
 
  vtkDataObject* CreateOutput(vtkDataObject* currentOutput) override;
 
  int FillOutputPortInformation(int, vtkInformation*) override;
 
private:
  vtkDataSetReader(const vtkDataSetReader&) = delete;
  void operator=(const vtkDataSetReader&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif