mitkPlanarPolygon.h

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

Program:   Medical Imaging & Interaction Toolkit
Language:  C++
Date:      $Date$
Version:   $Revision: 17258 $

Copyright (c) German Cancer Research Center, Division of Medical and
Biological Informatics. All rights reserved.
See MITKCopyright.txt or https://www.mitk.org/copyright.html for details.

This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the above copyright notices for more information.

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


#ifndef _MITK_PLANAR_POLYGON_H_
#define _MITK_PLANAR_POLYGON_H_

#include "mitkPlanarFigure.h"
#include "PlanarFigureExports.h"


namespace mitk 
{

class Geometry2D;

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

  itkNewMacro( Self );


  virtual void SetClosed( bool closed );

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


  //virtual void Initialize();


  unsigned int GetMinimumNumberOfControlPoints() const
  {
    return 2;
  }


  unsigned int GetMaximumNumberOfControlPoints() const
  {
    return 1000;
  }

  
protected:
  PlanarPolygon();
  virtual ~PlanarPolygon();

  virtual void GeneratePolyLine();

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

  virtual void EvaluateFeaturesInternal();

  bool CheckForLineIntersection(Point2D p1, Point2D p2, Point2D p3, Point2D p4);

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

  const unsigned int FEATURE_ID_CIRCUMFERENCE;
  const unsigned int FEATURE_ID_AREA;


private:

};

} // namespace mitk

#endif //_MITK_PLANAR_POLYGON_H_