mitkPlanarSubdivisionPolygon.h

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

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

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

#ifndef _MITK_PLANAR_SUBDIVISION_POLYGON_H_
#define _MITK_PLANAR_SUBDIVISION_POLYGON_H_

#include "mitkPlanarFigure.h"
#include "mitkPlanarPolygon.h"
#include <MitkPlanarFigureExports.h>

namespace mitk
{
  class PlaneGeometry;

  class MITKPLANARFIGURE_EXPORT PlanarSubdivisionPolygon : public PlanarPolygon
  {
  public:
    mitkClassMacro(PlanarSubdivisionPolygon, PlanarFigure);

    itkFactorylessNewMacro(Self);

    itkCloneMacro(Self);

      unsigned int GetMinimumNumberOfControlPoints() const override
    {
      return 3;
    }

    unsigned int GetMaximumNumberOfControlPoints() const override { return 1000; }
    unsigned int GetSubdivisionRounds() const { return m_SubdivisionRounds; }
    void SetSubdivisionRounds(int subdivisionRounds) { m_SubdivisionRounds = subdivisionRounds; }
    int GetControlPointForPolylinePoint(int indexOfPolylinePoint, int polyLineIndex) const override;

    float GetTensionParameter() const { return m_TensionParameter; }
    void SetTensionParameter(float tensionParameter) { m_TensionParameter = tensionParameter; }
    std::vector<mitk::Point2D> CheckForLineIntersection(const Point2D &p1, const Point2D &p2) const;

    void IncreaseSubdivisions();
    void DecreaseSubdivisions();

    bool Equals(const mitk::PlanarFigure &other) const override;

  protected:
    PlanarSubdivisionPolygon();

    mitkCloneMacro(Self);

    void GeneratePolyLine() override;

    float m_TensionParameter;
    int m_SubdivisionRounds;

  private:
  };

} // namespace mitk

#endif //_MITK_PLANAR_SUBDIVISION_POLYGON_H_