ConvexHull2D.h

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//                   OpenMS -- Open-Source Mass Spectrometry
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// $Maintainer: Stephan Aiche$
// $Authors: Marc Sturm, Chris Bielow $
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#ifndef OPENMS_DATASTRUCTURES_CONVEXHULL2D_H
#define OPENMS_DATASTRUCTURES_CONVEXHULL2D_H

#include <OpenMS/config.h>
#include <OpenMS/CONCEPT/Types.h>
#include <OpenMS/DATASTRUCTURES/DBoundingBox.h>
#include <OpenMS/DATASTRUCTURES/DRange.h>
#include <OpenMS/DATASTRUCTURES/Map.h>

#include <vector>



namespace OpenMS
{
  class OPENMS_DLLAPI ConvexHull2D
  {
public:
    typedef DPosition<2> PointType;
    typedef std::vector<PointType> PointArrayType;
    typedef PointArrayType::size_type SizeType;
    typedef PointArrayType::const_iterator PointArrayTypeConstIterator;

    typedef Map<PointType::CoordinateType, DBoundingBox<1> > HullPointType;

    ConvexHull2D();

    ConvexHull2D & operator=(const ConvexHull2D & rhs);

    bool operator==(const ConvexHull2D & rhs) const;

    void clear();

    const PointArrayType & getHullPoints() const;

    void setHullPoints(const PointArrayType & points);

    DBoundingBox<2> getBoundingBox() const;

    bool addPoint(const PointType & point);

    void addPoints(const PointArrayType & points);

    Size compress();

    void expandToBoundingBox();


    bool encloses(const PointType & point) const;

protected:
    HullPointType map_points_;

    mutable PointArrayType outer_points_;

  };
} // namespace OPENMS

#endif // OPENMS_DATASTRUCTURES_DCONVEXHULL_H