mirror of https://github.com/CGAL/cgal
101 lines
3.0 KiB
C++
101 lines
3.0 KiB
C++
// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Andreas Fabri, Herve Bronnimann
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#ifndef CGAL_CARTESIAN_SEGMENT_2_H
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#define CGAL_CARTESIAN_SEGMENT_2_H
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#include <CGAL/Cartesian/redefine_names_2.h>
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#include <CGAL/Twotuple.h>
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CGAL_BEGIN_NAMESPACE
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template < class _R >
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class SegmentC2
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#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
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// This is a partial specialization
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<_R,Cartesian_tag>
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#endif
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: public Handle
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{
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public:
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typedef _R R;
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typedef typename R::FT FT;
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typedef typename R::RT RT;
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#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
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typedef SegmentC2<R,Cartesian_tag> Self;
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typedef typename R::Point_2 Point_2;
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typedef typename R::Vector_2 Vector_2;
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typedef typename R::Direction_2 Direction_2;
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typedef typename R::Line_2 Line_2;
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typedef typename R::Ray_2 Ray_2;
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typedef typename R::Triangle_2 Triangle_2;
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typedef typename R::Iso_rectangle_2 Iso_rectangle_2;
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typedef typename R::Aff_transformation_2 Aff_transformation_2;
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typedef typename R::Circle_2 Circle_2;
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#else
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typedef SegmentC2<R> Self;
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typedef typename R::Point_2_base Point_2;
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typedef typename R::Vector_2_base Vector_2;
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typedef typename R::Direction_2_base Direction_2;
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typedef typename R::Line_2_base Line_2;
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typedef typename R::Ray_2_base Ray_2;
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typedef typename R::Triangle_2_base Triangle_2;
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typedef typename R::Iso_rectangle_2_base Iso_rectangle_2;
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typedef typename R::Aff_transformation_2_base Aff_transformation_2;
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typedef typename R::Circle_2_base Circle_2;
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#endif
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SegmentC2();
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SegmentC2(const Self &s);
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SegmentC2(const Point_2 &sp, const Point_2 &ep);
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~SegmentC2();
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Self &operator=(const Self &s);
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bool is_horizontal() const;
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bool is_vertical() const;
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bool has_on(const Point_2 &p) const;
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bool collinear_has_on(const Point_2 &p) const;
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bool operator==(const Self &s) const;
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bool operator!=(const Self &s) const;
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int id() const;
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Point_2 start() const;
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Point_2 end() const;
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Point_2 source() const;
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Point_2 target() const;
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Point_2 min() const;
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Point_2 max() const;
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Point_2 vertex(int i) const;
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Point_2 point(int i) const;
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Point_2 operator[](int i) const;
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FT squared_length() const;
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Direction_2 direction() const;
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Line_2 supporting_line() const;
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Self opposite() const;
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Self transform(const Aff_transformation_2 &t) const;
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bool is_degenerate() const;
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Bbox_2 bbox() const;
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private:
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_Twotuple< Point_2 >* ptr() const
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{
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return (_Twotuple< Point_2 >*)PTR;
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}
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};
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CGAL_END_NAMESPACE
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#ifndef CGAL_CARTESIAN_CLASS_DEFINED
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#include <CGAL/Cartesian/Segment_2.C>
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#endif
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#endif // CGAL_CARTESIAN_SEGMENT_2_H
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