vtkTreeAlgorithm.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
#ifndef vtkTreeAlgorithm_h
#define vtkTreeAlgorithm_h
 
#include "vtkAlgorithm.h"
#include "vtkCommonExecutionModelModule.h" // For export macro
#include "vtkTree.h"                       // makes things a bit easier
 
VTK_ABI_NAMESPACE_BEGIN
class vtkDataSet;
 
class VTKCOMMONEXECUTIONMODEL_EXPORT vtkTreeAlgorithm : public vtkAlgorithm
{
public:
  static vtkTreeAlgorithm* New();
  vtkTypeMacro(vtkTreeAlgorithm, vtkAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  vtkTypeBool ProcessRequest(
    vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  vtkTree* GetOutput() { return this->GetOutput(0); }
  vtkTree* GetOutput(int index);
 
  void SetInputData(vtkDataObject* obj) { this->SetInputData(0, obj); }
  void SetInputData(int index, vtkDataObject* obj);
 
protected:
  vtkTreeAlgorithm();
  ~vtkTreeAlgorithm() override;
 
  // convenience method
  virtual int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  virtual int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector);
 
  virtual int RequestUpdateExtent(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  virtual int RequestUpdateTime(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
 
  // see algorithm for more info
  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int FillInputPortInformation(int port, vtkInformation* info) override;
 
private:
  vtkTreeAlgorithm(const vtkTreeAlgorithm&) = delete;
  void operator=(const vtkTreeAlgorithm&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif