cgal/Old_Packages/C2/include/CGAL/Cartesian/Point_2.h

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2.6 KiB
C++

// revision : $Revision$
// revision_date : $Date$
// author(s) : Andreas Fabri, Herve Bronnimann
#ifndef CGAL_CARTESIAN_POINT_2_H
#define CGAL_CARTESIAN_POINT_2_H
#include <CGAL/Cartesian/redefine_names_2.h>
#include <CGAL/Twotuple.h>
CGAL_BEGIN_NAMESPACE
template < class _R >
class PointC2
#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
// This is a partial specialization
<_R,Cartesian_tag>
#endif
: public Handle // Later we will use the handles of Lutz and Michael
{
public:
typedef _R R;
typedef typename R::FT FT;
typedef typename R::RT RT;
#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
typedef PointC2<R,Cartesian_tag> Self;
typedef typename R::Vector_2 Vector_2;
typedef typename R::Direction_2 Direction_2;
typedef typename R::Line_2 Line_2;
typedef typename R::Ray_2 Ray_2;
typedef typename R::Triangle_2 Triangle_2;
typedef typename R::Segment_2 Segment_2;
typedef typename R::Iso_rectangle_2 Iso_rectangle_2;
typedef typename R::Aff_transformation_2 Aff_transformation_2;
typedef typename R::Circle_2 Circle_2;
#else
typedef PointC2<R> Self;
typedef typename R::Vector_2_base Vector_2;
typedef typename R::Direction_2_base Direction_2;
typedef typename R::Line_2_base Line_2;
typedef typename R::Ray_2_base Ray_2;
typedef typename R::Triangle_2_base Triangle_2;
typedef typename R::Segment_2_base Segment_2;
typedef typename R::Iso_rectangle_2_base Iso_rectangle_2;
typedef typename R::Aff_transformation_2_base Aff_transformation_2;
typedef typename R::Circle_2_base Circle_2;
#endif
PointC2();
PointC2(const Origin &);
PointC2(const Self &p);
PointC2(const FT &x, const FT &y);
PointC2(const FT &hx, const FT &hy, const FT &hw);
PointC2(const Vector_2 &v);
~PointC2();
Self &operator=(const Self &p);
bool operator==(const Self &p) const;
bool operator!=(const Self &p) const;
int id() const;
FT x() const;
FT y() const;
FT cartesian(int i) const;
FT operator[](int i) const;
FT hx() const;
FT hy() const;
FT hw() const;
FT homogeneous(int i) const;
int dimension() const;
Bbox_2 bbox() const;
Self transform(const Aff_transformation_2 &) const;
private:
_Twotuple<FT>* ptr() const;
};
CGAL_END_NAMESPACE
#endif // CGAL_CARTESIAN_POINT_2_H