vtkPVDataSetAlgorithmSelectorFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVDataSetAlgorithmSelectorFilter_h
#define vtkPVDataSetAlgorithmSelectorFilter_h
 
#include "vtkAlgorithm.h"
#include "vtkPVVTKExtensionsFiltersGeneralModule.h" //needed for exports
 
class vtkCallbackCommand;
 
class VTKPVVTKEXTENSIONSFILTERSGENERAL_EXPORT vtkPVDataSetAlgorithmSelectorFilter
  : public vtkAlgorithm
{
public:
  vtkTypeMacro(vtkPVDataSetAlgorithmSelectorFilter, vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkPVDataSetAlgorithmSelectorFilter* New();
 
  int RegisterFilter(vtkAlgorithm* filter);
 
  void UnRegisterFilter(int index);
 
  void ClearFilters();
 
  int GetNumberOfFilters();
 
  vtkAlgorithm* GetFilter(int index);
 
  vtkAlgorithm* GetActiveFilter();
 
  virtual vtkAlgorithm* SetActiveFilter(int index);
 
  vtkMTimeType GetMTime() override;
 
  int ProcessRequest(
    vtkInformation* request, vtkInformationVector** inInfo, vtkInformationVector* outInfo) override;
 
  virtual int ProcessRequest(
    vtkInformation* request, vtkCollection* inInfo, vtkInformationVector* outInfo);
 
protected:
  vtkPVDataSetAlgorithmSelectorFilter();
  ~vtkPVDataSetAlgorithmSelectorFilter() override;
 
  virtual int RequestDataObject(
    vtkInformation*, vtkInformationVector**, vtkInformationVector* outputVector);
  int FillInputPortInformation(int port, vtkInformation* info) override;
  int FillOutputPortInformation(int port, vtkInformation* info) override;
 
  vtkGetMacro(OutputType, int);
  vtkSetMacro(OutputType, int);
  int OutputType;
 
  // Callback registered with the InternalProgressObserver.
  static void InternalProgressCallbackFunction(vtkObject*, unsigned long, void* clientdata, void*);
  void InternalProgressCallback(vtkAlgorithm* algorithm);
  // The observer to report progress from the internal filters.
  vtkCallbackCommand* InternalProgressObserver;
 
private:
  vtkPVDataSetAlgorithmSelectorFilter(const vtkPVDataSetAlgorithmSelectorFilter&) = delete;
  void operator=(const vtkPVDataSetAlgorithmSelectorFilter&) = delete;
 
  class vtkInternals;
  vtkInternals* Internal;
};
 
#endif