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 
34 namespace boost { namespace geometry
35 {
36 
37 namespace 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 */
54 template
55 <
56     typename Point,
57     template<typename,typename> class Container = std::vector,
58     template<typename> class Allocator = std::allocator
59 >
60 class linestring : public Container<Point, Allocator<Point> >
61 {
62     BOOST_CONCEPT_ASSERT( (concepts::Point<Point>) );
63 
64     typedef Container<Point, Allocator<Point> > base_type;
65 
66 public :
67     /// \constructor_default{linestring}
linestring()68     inline linestring()
69         : base_type()
70     {}
71 
72     /// \constructor_begin_end{linestring}
73     template <typename Iterator>
linestring(Iterator begin,Iterator end)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}
linestring(std::initializer_list<Point> l)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
104 namespace traits
105 {
106 
107 template
108 <
109     typename Point,
110     template<typename,typename> class Container,
111     template<typename> class Allocator
112 >
113 struct 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