cgal/Old_Packages/C2/include/CGAL/Cartesian/Vector_2.h

108 lines
3.7 KiB
C++

// ======================================================================
//
// Copyright (c) 2000 The CGAL Consortium
//
// This software and related documentation is part of an INTERNAL release
// of the Computational Geometry Algorithms Library (CGAL). It is not
// intended for general use.
//
// ----------------------------------------------------------------------
//
// release :
// release_date :
//
// file : include/CGAL/Cartesian/Vector_2.h
// revision : $Revision$
// revision_date : $Date$
// author(s) : Andreas Fabri, Herve Bronnimann
// coordinator : INRIA Sophia-Antipolis (Mariette.Yvinec@sophia.inria.fr)
//
// ======================================================================
#ifndef CGAL_CARTESIAN_VECTOR_2_H
#define CGAL_CARTESIAN_VECTOR_2_H
#include <CGAL/Cartesian/redefine_names_2.h>
#include <CGAL/Twotuple.h>
CGAL_BEGIN_NAMESPACE
template < class R_ >
class VectorC2 CGAL_ADVANCED_KERNEL_PARTIAL_SPEC
: public Handle_for< Twotuple<typename R_::FT> >
{
public:
typedef R_ R;
typedef typename R::FT FT;
typedef typename R::RT RT;
#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
typedef VectorC2<R,Cartesian_tag> Self;
typedef typename R::Point_2 Point_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 VectorC2<R> Self;
typedef typename R::Point_2_base Point_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
VectorC2();
VectorC2(const Self &v);
VectorC2(const Null_vector &);
VectorC2(const Point_2 &p);
VectorC2(const Direction_2 &d);
VectorC2(const FT &hx, const FT &hy, const FT &hw);
VectorC2(const FT &x, const FT &y);
~VectorC2();
bool operator==(const Self &v) const;
bool operator!=(const Self &v) const;
bool operator==(const Null_vector &) const;
bool operator!=(const Null_vector &p) 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;
Self operator+(const Self &w) const;
Self operator-(const Self &w) const;
Self operator-() const;
FT operator*(const Self &w) const;
FT squared_length() const;
Self operator/(const FT &c) const;
Direction_2 direction() const;
Self perpendicular(const Orientation &o) const;
Self transform(const Aff_transformation_2 &) const;
};
CGAL_END_NAMESPACE
#ifndef CGAL_CARTESIAN_CLASS_DEFINED
#include <CGAL/Cartesian/Vector_2.C>
#endif
#endif // CGAL_CARTESIAN_VECTOR_2_H