vtkCompositeDataReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCompositeDataReader_h
#define vtkCompositeDataReader_h

#include "vtkDataReader.h"
#include "vtkIOLegacyModule.h" // For export macro

VTK_ABI_NAMESPACE_BEGIN
class vtkCompositeDataSet;
class vtkMultiBlockDataSet;
class vtkMultiPieceDataSet;
class vtkNonOverlappingAMR;
class vtkOverlappingAMR;
class vtkPartitionedDataSet;
class vtkPartitionedDataSetCollection;

class VTKIOLEGACY_EXPORT vtkCompositeDataReader : public vtkDataReader
{
public:
  static vtkCompositeDataReader* New();
  vtkTypeMacro(vtkCompositeDataReader, vtkDataReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkCompositeDataSet* GetOutput();
  vtkCompositeDataSet* GetOutput(int idx);
  void SetOutput(vtkCompositeDataSet* output);

  int ReadMeshSimple(VTK_FILEPATH const std::string& fname, vtkDataObject* output) override;

protected:
  vtkCompositeDataReader();
  ~vtkCompositeDataReader() override;

  vtkDataObject* CreateOutput(vtkDataObject* currentOutput) override;

  int FillOutputPortInformation(int, vtkInformation*) override;

  int ReadOutputType();

  bool ReadCompositeData(vtkMultiPieceDataSet*);
  bool ReadCompositeData(vtkMultiBlockDataSet*);
  bool ReadCompositeData(vtkOverlappingAMR*);
  bool ReadCompositeData(vtkPartitionedDataSet*);
  bool ReadCompositeData(vtkPartitionedDataSetCollection*);
  bool ReadCompositeData(vtkNonOverlappingAMR*);
  vtkDataObject* ReadChild();

private:
  vtkCompositeDataReader(const vtkCompositeDataReader&) = delete;
  void operator=(const vtkCompositeDataReader&) = delete;
};

VTK_ABI_NAMESPACE_END
#endif