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_POLYGON_HPP |
16 | #define BOOST_GEOMETRY_GEOMETRIES_MULTI_POLYGON_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/polygon_concept.hpp> |
25 | |
26 | #include <boost/config.hpp> |
27 | #ifndef BOOST_NO_CXX11_HDR_INITIALIZER_LIST |
28 | #include <initializer_list> |
29 | #endif |
30 | |
31 | namespace boost { namespace geometry |
32 | { |
33 | |
34 | namespace model |
35 | { |
36 | |
37 | /*! |
38 | \brief multi_polygon, a collection of polygons |
39 | \details Multi-polygon can be used to group polygons belonging to each other, |
40 | e.g. Hawaii |
41 | \ingroup geometries |
42 | |
43 | \qbk{[include reference/geometries/multi_polygon.qbk]} |
44 | \qbk{before.synopsis, |
45 | [heading Model of] |
46 | [link geometry.reference.concepts.concept_multi_polygon MultiPolygon Concept] |
47 | } |
48 | */ |
49 | template |
50 | < |
51 | typename Polygon, |
52 | template<typename, typename> class Container = std::vector, |
53 | template<typename> class Allocator = std::allocator |
54 | > |
55 | class multi_polygon : public Container<Polygon, Allocator<Polygon> > |
56 | { |
57 | BOOST_CONCEPT_ASSERT( (concept::Polygon<Polygon>) ); |
58 | |
59 | #ifndef BOOST_NO_CXX11_HDR_INITIALIZER_LIST |
60 | |
61 | // default constructor and base_type definitions are required only |
62 | // if the constructor taking std::initializer_list is defined |
63 | |
64 | typedef Container<Polygon, Allocator<Polygon> > base_type; |
65 | |
66 | public: |
67 | /// \constructor_default{multi_polygon} |
68 | multi_polygon() |
69 | : base_type() |
70 | {} |
71 | |
72 | /// \constructor_initializer_list{multi_polygon} |
73 | inline multi_polygon(std::initializer_list<Polygon> l) |
74 | : base_type(l.begin(), l.end()) |
75 | {} |
76 | |
77 | // Commented out for now in order to support Boost.Assign |
78 | // Without this assignment operator first the object should be created |
79 | // from initializer list, then it shoudl be moved. |
80 | //// Without this workaround in MSVC the assignment operator is ambiguous |
81 | //#ifndef BOOST_MSVC |
82 | // /// \assignment_initializer_list{multi_polygon} |
83 | // inline multi_polygon & operator=(std::initializer_list<Polygon> l) |
84 | // { |
85 | // base_type::assign(l.begin(), l.end()); |
86 | // return *this; |
87 | // } |
88 | //#endif |
89 | |
90 | #endif |
91 | }; |
92 | |
93 | |
94 | } // namespace model |
95 | |
96 | |
97 | #ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS |
98 | namespace traits |
99 | { |
100 | |
101 | template |
102 | < |
103 | typename Polygon, |
104 | template<typename, typename> class Container, |
105 | template<typename> class Allocator |
106 | > |
107 | struct tag< model::multi_polygon<Polygon, Container, Allocator> > |
108 | { |
109 | typedef multi_polygon_tag type; |
110 | }; |
111 | |
112 | } // namespace traits |
113 | #endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS |
114 | |
115 | }} // namespace boost::geometry |
116 | |
117 | #endif // BOOST_GEOMETRY_GEOMETRIES_MULTI_POLYGON_HPP |
118 | |