mirror of https://github.com/CGAL/cgal
74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
// ======================================================================
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//
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// Copyright (c) 1999 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------
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//
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// release :
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// release_date :
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//
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// file : Segment_2.h
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// package : _2
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Andreas Fabri
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//
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// coordinator : MPI, Saarbruecken
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// ======================================================================
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#ifndef CGAL_SEGMENT_2_H
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#define CGAL_SEGMENT_2_H
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CGAL_BEGIN_NAMESPACE
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template <class R_>
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class Segment_2 : public R_::Kernel_base::Segment_2
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{
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typedef typename R_::RT RT;
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typedef typename R_::Point_2 Point_2;
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typedef typename R_::Kernel_base::Segment_2 RSegment_2;
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public:
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typedef R_ R;
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Segment_2()
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: RSegment_2() {}
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Segment_2(const CGAL::Segment_2<R>& s)
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: RSegment_2(static_cast<const RSegment_2&>(s)) {}
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Segment_2(const Point_2 &sp, const Point_2 &ep)
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: RSegment_2(sp,ep) {}
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// conversion from implementation class object to interface class object
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Segment_2(const RSegment_2& s)
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: RSegment_2(s) {}
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};
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#ifndef CGAL_NO_OSTREAM_INSERT_SEGMENT_2
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template < class R>
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std::ostream &
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operator<<(std::ostream &os, const Segment_2<R> &s)
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{
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typedef typename R::Kernel_base::Segment_2 RSegment_2;
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return os << static_cast<const RSegment_2&>(s);
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}
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#endif // CGAL_NO_OSTREAM_INSERT_SEGMENT_2
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#ifndef CGAL_NO_ISTREAM_EXTRACT_SEGMENT_2
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template < class R>
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std::istream &
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operator>>(std::istream &is, Segment_2<R> &s)
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{
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typedef typename R::Kernel_base::Segment_2 RSegment_2;
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return is >> static_cast<RSegment_2&>(s);
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}
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#endif // CGAL_NO_ISTREAM_EXTRACT_SEGMENT_2
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CGAL_END_NAMESPACE
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#endif // CGAL_SEGMENT_2_H
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