1// Boost.Geometry (aka GGL, Generic Geometry Library)
2
3// Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
4// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
5// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
6// Copyright (c) 2014 Adam Wulkiewicz, Lodz, Poland.
7
8// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
9// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
10
11// Use, modification and distribution is subject to the Boost Software License,
12// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
13// http://www.boost.org/LICENSE_1_0.txt)
14
15#ifndef BOOST_GEOMETRY_GEOMETRIES_LINESTRING_HPP
16#define BOOST_GEOMETRY_GEOMETRIES_LINESTRING_HPP
17
18#include <memory>
19#include <vector>
20
21#include <boost/concept/assert.hpp>
22#include <boost/range.hpp>
23
24#include <boost/geometry/core/tag.hpp>
25#include <boost/geometry/core/tags.hpp>
26
27#include <boost/geometry/geometries/concepts/point_concept.hpp>
28
29#include <boost/config.hpp>
30#ifndef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
31#include <initializer_list>
32#endif
33
34namespace boost { namespace geometry
35{
36
37namespace model
38{
39
40/*!
41\brief A linestring (named so by OGC) is a collection (default a vector) of points.
42\ingroup geometries
43\tparam Point \tparam_point
44\tparam Container \tparam_container
45\tparam Allocator \tparam_allocator
46
47\qbk{[include reference/geometries/linestring.qbk]}
48\qbk{before.synopsis,
49[heading Model of]
50[link geometry.reference.concepts.concept_linestring Linestring Concept]
51}
52
53*/
54template
55<
56 typename Point,
57 template<typename,typename> class Container = std::vector,
58 template<typename> class Allocator = std::allocator
59>
60class linestring : public Container<Point, Allocator<Point> >
61{
62 BOOST_CONCEPT_ASSERT( (concept::Point<Point>) );
63
64 typedef Container<Point, Allocator<Point> > base_type;
65
66public :
67 /// \constructor_default{linestring}
68 inline linestring()
69 : base_type()
70 {}
71
72 /// \constructor_begin_end{linestring}
73 template <typename Iterator>
74 inline linestring(Iterator begin, Iterator end)
75 : base_type(begin, end)
76 {}
77
78#ifndef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
79
80 /// \constructor_initializer_list{linestring}
81 inline linestring(std::initializer_list<Point> l)
82 : base_type(l.begin(), l.end())
83 {}
84
85// Commented out for now in order to support Boost.Assign
86// Without this assignment operator first the object should be created
87// from initializer list, then it should be moved.
88//// Without this workaround in MSVC the assignment operator is ambiguous
89//#ifndef BOOST_MSVC
90// /// \assignment_initializer_list{linestring}
91// inline linestring & operator=(std::initializer_list<Point> l)
92// {
93// base_type::assign(l.begin(), l.end());
94// return *this;
95// }
96//#endif
97
98#endif
99};
100
101} // namespace model
102
103#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
104namespace traits
105{
106
107template
108<
109 typename Point,
110 template<typename,typename> class Container,
111 template<typename> class Allocator
112>
113struct tag<model::linestring<Point, Container, Allocator> >
114{
115 typedef linestring_tag type;
116};
117} // namespace traits
118
119#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
120
121}} // namespace boost::geometry
122
123#endif // BOOST_GEOMETRY_GEOMETRIES_LINESTRING_HPP
124

source code of boost/boost/geometry/geometries/linestring.hpp