vtkAppendSelection.h

Go to the documentation of this file.

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkAppendSelection.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.

=========================================================================*/
/*----------------------------------------------------------------------------
 Copyright (c) Sandia Corporation
 See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#ifndef vtkAppendSelection_h
#define vtkAppendSelection_h

#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkSelectionAlgorithm.h"

class vtkSelection;

class VTKFILTERSCORE_EXPORT vtkAppendSelection : public vtkSelectionAlgorithm
{
public:
  static vtkAppendSelection *New();

  vtkTypeMacro(vtkAppendSelection,vtkSelectionAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetMacro(UserManagedInputs,vtkTypeBool);
  vtkGetMacro(UserManagedInputs,vtkTypeBool);
  vtkBooleanMacro(UserManagedInputs,vtkTypeBool);

  void AddInputData(vtkSelection *);

  void RemoveInputData(vtkSelection *);


  vtkSelection *GetInput(int idx);
  vtkSelection *GetInput() { return this->GetInput( 0 ); };

  void SetNumberOfInputs(int num);

  // Set Nth input, should only be used when UserManagedInputs is true.
  void SetInputConnectionByNumber(int num, vtkAlgorithmOutput *input);


  vtkSetMacro(AppendByUnion, vtkTypeBool);
  vtkGetMacro(AppendByUnion, vtkTypeBool);
  vtkBooleanMacro(AppendByUnion, vtkTypeBool);

protected:
  vtkAppendSelection();
  ~vtkAppendSelection() override;

  // Usual data generation method
  int RequestData(vtkInformation *,
                  vtkInformationVector **, vtkInformationVector *) override;
  int FillInputPortInformation(int, vtkInformation *) override;

 private:
  // hide the superclass' AddInput() from the user and the compiler
  void AddInputData(vtkDataObject *)
    { vtkErrorMacro( << "AddInput() must be called with a vtkSelection not a vtkDataObject."); };

  vtkTypeBool UserManagedInputs;
  vtkTypeBool AppendByUnion;
private:
  vtkAppendSelection(const vtkAppendSelection&) = delete;
  void operator=(const vtkAppendSelection&) = delete;
};

#endif