mitkPlanarEllipse.h

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

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center,
Division of Medical and Biological Informatics.
All rights reserved.

This software is distributed WITHOUT ANY WARRANTY; without
even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE.

See LICENSE.txt or http://www.mitk.org for details.

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

#ifndef _MITK_PLANAR_ELLIPSE_H_
#define _MITK_PLANAR_ELLIPSE_H_

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

namespace mitk
{
  class PlaneGeometry;

  class MITKPLANARFIGURE_EXPORT PlanarEllipse : public PlanarFigure
  {
  public:
    mitkClassMacro(PlanarEllipse, PlanarFigure)

      itkFactorylessNewMacro(Self) itkCloneMacro(Self)

      
      virtual void PlaceFigure(const Point2D &point) override;

    bool SetControlPoint(unsigned int index, const Point2D &point, bool createIfDoesNotExist = true) override;

    unsigned int GetMinimumNumberOfControlPoints() const override { return 4; }
    unsigned int GetMaximumNumberOfControlPoints() const override { return 4; }
    void SetMinimumRadius(double radius) { m_MinRadius = radius; }
    double GetMinimumRadius() { return m_MinRadius; }
    void SetMaximumRadius(double radius) { m_MaxRadius = radius; }
    double GetMaximumRadius() { return m_MaxRadius; }
    void ActivateMinMaxRadiusContstraints(bool active) { m_MinMaxRadiusContraintsActive = active; }
    void SetTreatAsCircle(bool active) { m_TreatAsCircle = active; }
    virtual bool Equals(const mitk::PlanarFigure &other) const override;

    const unsigned int FEATURE_ID_MAJOR_AXIS;
    const unsigned int FEATURE_ID_MINOR_AXIS;
    const unsigned int FEATURE_ID_AREA;

  protected:
    PlanarEllipse();

    mitkCloneMacro(Self);

    virtual void GeneratePolyLine() override;

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

    virtual Point2D ApplyControlPointConstraints(unsigned int index, const Point2D &point) override;

    virtual void EvaluateFeaturesInternal() override;

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

    // Member variables:
    double m_MinRadius;
    double m_MaxRadius;
    bool m_MinMaxRadiusContraintsActive;
    bool m_TreatAsCircle;

  private:
  };

} // namespace mitk

#endif //_MITK_PLANAR_ELLIPSE_H_