mitkPlanarPolygon.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_POLYGON_H_
#define _MITK_PLANAR_POLYGON_H_

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

namespace mitk
{
  class PlaneGeometry;

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

    itkFactorylessNewMacro(Self);

    itkCloneMacro(Self);

      virtual void SetClosed(bool closed);

    itkBooleanMacro(Closed); // Calls SetClosed(); no need to re-implement

    // virtual void Initialize();

    unsigned int GetMinimumNumberOfControlPoints() const override { return 3; }
    unsigned int GetMaximumNumberOfControlPoints() const override { return 1000; }
    std::vector<mitk::Point2D> CheckForLineIntersection(const Point2D &p1, const Point2D &p2) const;

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

  protected:
    PlanarPolygon();

    mitkCloneMacro(Self);

    void GeneratePolyLine() override;

    void GenerateHelperPolyLine(double mmPerDisplayUnit, unsigned int displayHeight) override;

    void EvaluateFeaturesInternal() override;

    bool CheckForLineIntersection(const mitk::Point2D &p1,
                                  const mitk::Point2D &p2,
                                  const mitk::Point2D &p3,
                                  const mitk::Point2D &p4,
                                  Point2D &intersection) const;
    bool CheckForLineIntersection(const mitk::Point2D &p1,
                                  const mitk::Point2D &p2,
                                  const mitk::Point2D &p3,
                                  const mitk::Point2D &p4) const;

    void PrintSelf(std::ostream &os, itk::Indent indent) const override;

    const unsigned int FEATURE_ID_CIRCUMFERENCE;
    const unsigned int FEATURE_ID_AREA;

  private:
  };

} // namespace mitk

#endif //_MITK_PLANAR_POLYGON_H_