vtkXMLPUnstructuredGridReader.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkXMLPUnstructuredGridReader_h
#define vtkXMLPUnstructuredGridReader_h
 
#include "vtkIOXMLModule.h"   // For export macro
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
#include "vtkXMLPUnstructuredDataReader.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkAbstractArray;
class vtkUnstructuredGrid;
 
class VTKIOXML_EXPORT VTK_MARSHALAUTO vtkXMLPUnstructuredGridReader
  : public vtkXMLPUnstructuredDataReader
{
public:
  vtkTypeMacro(vtkXMLPUnstructuredGridReader, vtkXMLPUnstructuredDataReader);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkXMLPUnstructuredGridReader* New();


  vtkUnstructuredGrid* GetOutput();
  vtkUnstructuredGrid* GetOutput(int idx);
 
protected:
  vtkXMLPUnstructuredGridReader();
  ~vtkXMLPUnstructuredGridReader() override;
 
  const char* GetDataSetName() override;
  void GetOutputUpdateExtent(int& piece, int& numberOfPieces, int& ghostLevel) override;
  void SetupOutputTotals() override;
 
  void SetupOutputData() override;
  void SetupNextPiece() override;
  int ReadPieceData() override;
 
  void CopyArrayForCells(vtkAbstractArray* inArray, vtkAbstractArray* outArray) override;
  vtkXMLDataReader* CreatePieceReader() override;
  int FillOutputPortInformation(int, vtkInformation*) override;
 
  void SqueezeOutputArrays(vtkDataObject*) override;
 
  // The index of the cell in the output where the current piece
  // begins.
  vtkIdType StartCell;
 
private:
  vtkXMLPUnstructuredGridReader(const vtkXMLPUnstructuredGridReader&) = delete;
  void operator=(const vtkXMLPUnstructuredGridReader&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif