Libosmium: include/osmium/area/geom_assembler.hpp Source File

Libosmium Fast and flexible C++ library for working with OpenStreetMap data

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geom_assembler.hpp
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1#ifndef OSMIUM_AREA_GEOM_ASSEMBLER_HPP
2#define OSMIUM_AREA_GEOM_ASSEMBLER_HPP
3
4/*
5
6This file is part of Osmium (https://osmcode.org/libosmium).
7
8Copyright 2013-2026 Jochen Topf <jochen@topf.org> and others (see README).
9
10Boost Software License - Version 1.0 - August 17th, 2003
11
12Permission is hereby granted, free of charge, to any person or organization
13obtaining a copy of the software and accompanying documentation covered by
14this license (the "Software") to use, reproduce, display, distribute,
15execute, and transmit the Software, and to prepare derivative works of the
16Software, and to permit third-parties to whom the Software is furnished to
17do so, all subject to the following:
18
19The copyright notices in the Software and this entire statement, including
20the above license grant, this restriction and the following disclaimer,
21must be included in all copies of the Software, in whole or in part, and
22all derivative works of the Software, unless such copies or derivative
23works are solely in the form of machine-executable object code generated by
24a source language processor.
25
26THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
27IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
28FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
29SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
30FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
31ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
32DEALINGS IN THE SOFTWARE.
33
34*/
35
36#include <osmium/area/assembler_config.hpp>
37#include <osmium/area/detail/basic_assembler.hpp>
38#include <osmium/area/detail/segment_list.hpp>
39#include <osmium/area/stats.hpp>
40#include <osmium/builder/osm_object_builder.hpp>
41#include <osmium/memory/buffer.hpp>
42#include <osmium/osm/relation.hpp>
43#include <osmium/osm/way.hpp>
44
45namespace osmium {
46
47 namespace area {
48
61 class GeomAssembler : public detail::BasicAssembler {
62
63 public:
64
65 using config_type = osmium::area::AssemblerConfig;
66
67 explicit GeomAssembler(const config_type& config) :
68 detail::BasicAssembler(config) {
69 }
70
79 bool operator()(const osmium::Way& way, osmium::memory::Buffer& out_buffer) {
80 segment_list().extract_segments_from_way(config().problem_reporter, stats().duplicate_nodes, way);
81
82 if (!create_rings()) {
83 return false;
84 }
85
86 {
87 osmium::builder::AreaBuilder builder{out_buffer};
88 builder.initialize_from_object(way);
89 add_rings_to_area(builder);
90 }
91 out_buffer.commit();
92
93 return true;
94 }
95
105 bool operator()(const osmium::Relation& relation, const osmium::memory::Buffer& ways_buffer, osmium::memory::Buffer& out_buffer) {
106 for (const auto& way : ways_buffer.select<osmium::Way>()) {
107 segment_list().extract_segments_from_way(config().problem_reporter, stats().duplicate_nodes, way);
108 }
109
110 if (!create_rings()) {
111 return false;
112 }
113
114 {
115 osmium::builder::AreaBuilder builder{out_buffer};
116 builder.initialize_from_object(relation);
117 add_rings_to_area(builder);
118 }
119 out_buffer.commit();
120
121 return true;
122 }
123
124 }; // class GeomAssembler
125
126 } // namespace area
127
128} // namespace osmium
129
130#endif // OSMIUM_AREA_GEOM_ASSEMBLER_HPP
assembler_config.hpp
buffer.hpp
osmium::Relation
Definition relation.hpp:161
osmium::Way
Definition way.hpp:72
osmium::area::GeomAssembler::config_type
osmium::area::AssemblerConfig config_type
Definition geom_assembler.hpp:65
osmium::area::GeomAssembler::operator()
bool operator()(const osmium::Relation &relation, const osmium::memory::Buffer &ways_buffer, osmium::memory::Buffer &out_buffer)
Definition geom_assembler.hpp:105
osmium::area::GeomAssembler::operator()
bool operator()(const osmium::Way &way, osmium::memory::Buffer &out_buffer)
Definition geom_assembler.hpp:79
osmium::area::GeomAssembler::GeomAssembler
GeomAssembler(const config_type &config)
Definition geom_assembler.hpp:67
osmium::builder::AreaBuilder
Definition osm_object_builder.hpp:594
detail
Definition attr.hpp:342
osmium::area
Code related to the building of areas (multipolygons) from relations.
Definition assembler.hpp:55
osmium::builder
Classes for building OSM objects and other items in buffers.
Definition attr.hpp:62
osmium::config
Definition config.hpp:60
osmium
Namespace for everything in the Osmium library.
Definition assembler.hpp:53
osmium::item_type::relation
@ relation
Definition item_type.hpp:50
osmium::item_type::way
@ way
Definition item_type.hpp:49
osm_object_builder.hpp
relation.hpp
stats.hpp
osmium::area::AssemblerConfig
Definition assembler_config.hpp:47
way.hpp