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_MULTI_LINESTRING_HPP
16#define BOOST_GEOMETRY_GEOMETRIES_MULTI_LINESTRING_HPP
17
18#include <memory>
19#include <vector>
20
21#include <boost/concept/requires.hpp>
22
23#include <boost/geometry/core/tags.hpp>
24#include <boost/geometry/geometries/concepts/linestring_concept.hpp>
25
26#include <boost/config.hpp>
27
28#include <initializer_list>
29
30namespace boost { namespace geometry
31{
32
33
34namespace model
35{
36
37/*!
38\brief multi_line, a collection of linestring
39\details Multi-linestring can be used to group lines belonging to each other,
40 e.g. a highway (with interruptions)
41\ingroup geometries
42
43\qbk{[include reference/geometries/multi_linestring.qbk]}
44\qbk{before.synopsis,
45[heading Model of]
46[link geometry.reference.concepts.concept_multi_linestring MultiLineString Concept]
47}
48*/
49template
50<
51 typename LineString,
52 template<typename, typename> class Container = std::vector,
53 template<typename> class Allocator = std::allocator
54>
55class multi_linestring : public Container<LineString, Allocator<LineString> >
56{
57 BOOST_CONCEPT_ASSERT( (concepts::Linestring<LineString>) );
58
59 // default constructor and base_type definitions are required only
60 // if the constructor taking std::initializer_list is defined
61
62 typedef Container<LineString, Allocator<LineString> > base_type;
63
64public:
65 /// \constructor_default{multi_linestring}
66 multi_linestring()
67 : base_type()
68 {}
69
70 /// \constructor_initializer_list{multi_linestring}
71 inline multi_linestring(std::initializer_list<LineString> l)
72 : base_type(l.begin(), l.end())
73 {}
74
75// Commented out for now in order to support Boost.Assign
76// Without this assignment operator first the object should be created
77// from initializer list, then it shoudl be moved.
78//// Without this workaround in MSVC the assignment operator is ambiguous
79//#ifndef BOOST_MSVC
80// /// \assignment_initializer_list{multi_linestring}
81// inline multi_linestring & operator=(std::initializer_list<LineString> l)
82// {
83// base_type::assign(l.begin(), l.end());
84// return *this;
85// }
86//#endif
87};
88
89
90} // namespace model
91
92
93#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS
94namespace traits
95{
96
97template
98<
99 typename LineString,
100 template<typename, typename> class Container,
101 template<typename> class Allocator
102>
103struct tag< model::multi_linestring<LineString, Container, Allocator> >
104{
105 typedef multi_linestring_tag type;
106};
107
108} // namespace traits
109#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS
110
111
112}} // namespace boost::geometry
113
114#endif // BOOST_GEOMETRY_GEOMETRIES_MULTI_LINESTRING_HPP
115

source code of boost/libs/geometry/include/boost/geometry/geometries/multi_linestring.hpp