vtkTopologicalHierarchy.h

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

  Copyright (c) Laboratory for Percutaneous Surgery (PerkLab)
  Queen's University, Kingston, ON, Canada. All Rights Reserved.

  See COPYRIGHT.txt
  or http://www.slicer.org/copyright/copyright.txt for details.

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

  This file was originally developed by Csaba Pinter, PerkLab, Queen's University
  and was supported through the Applied Cancer Research Unit program of Cancer Care
  Ontario with funds provided by the Ontario Ministry of Health and Long-Term Care

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

// .NAME vtkTopologicalHierarchy - Assigns hierarchy level values to the elements of a poly data collection
// .SECTION Description


#ifndef __vtkTopologicalHierarchy_h
#define __vtkTopologicalHierarchy_h

// VTK includes
#include <vtkPolyDataCollection.h>

#include "vtkSegmentationCoreConfigure.h"

class vtkIntArray;

class vtkSegmentationCore_EXPORT vtkTopologicalHierarchy : public vtkObject
{
public:

  static vtkTopologicalHierarchy *New();
  vtkTypeMacro(vtkTopologicalHierarchy, vtkObject );
  void PrintSelf(ostream& os, vtkIndent indent) override;

  virtual vtkIntArray* GetOutputLevels();

  virtual void Update();

  vtkSetObjectMacro(InputPolyDataCollection, vtkPolyDataCollection);

  vtkSetMacro(ContainConstraintFactor, double);
  vtkGetMacro(ContainConstraintFactor, double);

protected:
  vtkSetObjectMacro(OutputLevels, vtkIntArray);

protected:
  bool Contains(vtkPolyData* polyOut, vtkPolyData* polyIn);

  bool OutputContainsEmptyLevels();

protected:
  vtkPolyDataCollection* InputPolyDataCollection;

  vtkIntArray* OutputLevels;

  double ContainConstraintFactor;

  unsigned int MaximumLevel;

protected:
  vtkTopologicalHierarchy();
  ~vtkTopologicalHierarchy() override;

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

#endif