vtkAnnotateSelectionFilter.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkAnnotateSelectionFilter_h
#define vtkAnnotateSelectionFilter_h

#include "vtkDataSetAlgorithm.h"
#include "vtkPVVTKExtensionsFiltersGeneralModule.h" //needed for exports

class VTKPVVTKEXTENSIONSFILTERSGENERAL_EXPORT vtkAnnotateSelectionFilter
  : public vtkDataSetAlgorithm
{
public:
  static vtkAnnotateSelectionFilter* New();
  vtkTypeMacro(vtkAnnotateSelectionFilter, vtkDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void ResetLabels();
  void SetLabels(int index, const char* label);

  void SetSelectionConnection(vtkAlgorithmOutput* algOutput)
  {
    this->SetInputConnection(1, algOutput);
  }

  void RemoveAllSelectionsInputs() { this->SetInputConnection(1, nullptr); }


  vtkSetStdStringFromCharMacro(DefaultLabel);
  vtkGetCharFromStdStringMacro(DefaultLabel);

  int FillInputPortInformation(int port, vtkInformation* info) override;

protected:
  vtkAnnotateSelectionFilter();
  ~vtkAnnotateSelectionFilter() override = default;

  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;

  std::vector<std::string> Labels;

  std::string DefaultLabel;

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

#endif