text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    vtkHierarchicalDataExtractDataSets.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.
  
  =========================================================================*/
  /**
   * @class   vtkHierarchicalDataExtractDataSets
   * @brief   extract a number of datasets
   *
   * Legacy class. Use vtkExtractDataSets instead.
   *
   * @sa
   * vtkExtractDataSets
   */
  
  #ifndef vtkHierarchicalDataExtractDataSets_h
  #define vtkHierarchicalDataExtractDataSets_h
  
  #include "vtkExtractDataSets.h"
  #include "vtkFiltersExtractionModule.h" // For export macro
  
  struct vtkHierarchicalDataExtractDataSetsInternals;
  
  class VTKFILTERSEXTRACTION_EXPORT vtkHierarchicalDataExtractDataSets : public vtkExtractDataSets
  {
  public:
    vtkTypeMacro(vtkHierarchicalDataExtractDataSets, vtkExtractDataSets);
    void PrintSelf(ostream& os, vtkIndent indent) override;
    static vtkHierarchicalDataExtractDataSets* New();
  
  protected:
    vtkHierarchicalDataExtractDataSets();
    ~vtkHierarchicalDataExtractDataSets() override;
  
  private:
    vtkHierarchicalDataExtractDataSets(const vtkHierarchicalDataExtractDataSets&) = delete;
    void operator=(const vtkHierarchicalDataExtractDataSets&) = delete;
  };
  
  #endif
  