vtkExtractLevel.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkExtractLevel_h
#define vtkExtractLevel_h
 
#include "vtkFiltersExtractionModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class VTKFILTERSEXTRACTION_EXPORT vtkExtractLevel : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkExtractLevel* New();
  vtkTypeMacro(vtkExtractLevel, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void AddLevel(unsigned int level);
  void RemoveLevel(unsigned int level);
  void RemoveAllLevels();
 
protected:
  vtkExtractLevel();
  ~vtkExtractLevel() override;
 
  int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  int FillInputPortInformation(int port, vtkInformation* info) override;
  int FillOutputPortInformation(int port, vtkInformation* info) override;
 
private:
  vtkExtractLevel(const vtkExtractLevel&) = delete;
  void operator=(const vtkExtractLevel&) = delete;
 
  class vtkSet;
  vtkSet* Levels;
};
 
VTK_ABI_NAMESPACE_END
#endif