Libosmium: include/osmium/index/nwr_array.hpp Source File

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

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nwr_array.hpp
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1#ifndef OSMIUM_INDEX_NWR_ARRAY_HPP
2#define OSMIUM_INDEX_NWR_ARRAY_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/osm/item_type.hpp>
37
38#include <array>
39
40namespace osmium {
41
48 template <typename T>
49 class nwr_array {
50
51 std::array<T, 3> m_data;
52
53 public:
54
55 using iterator = typename std::array<T, 3>::iterator;
56 using const_iterator = typename std::array<T, 3>::const_iterator;
57
58 nwr_array() :
59 m_data() {
60 }
61
62 T& operator()(const osmium::item_type type) noexcept {
63 return m_data[osmium::item_type_to_nwr_index(type)];
64 }
65
66 const T& operator()(const osmium::item_type type) const noexcept {
67 return m_data[osmium::item_type_to_nwr_index(type)];
68 }
69
70 T& nodes() noexcept {
71 return m_data[0];
72 }
73
74 const T& nodes() const noexcept {
75 return m_data[0];
76 }
77
78 T& ways() noexcept {
79 return m_data[1];
80 }
81
82 const T& ways() const noexcept {
83 return m_data[1];
84 }
85
86 T& relations() noexcept {
87 return m_data[2];
88 }
89
90 const T& relations() const noexcept {
91 return m_data[2];
92 }
93
94 iterator begin() noexcept {
95 return m_data.begin();
96 }
97
98 iterator end() noexcept {
99 return m_data.end();
100 }
101
102 const_iterator begin() const noexcept {
103 return m_data.cbegin();
104 }
105
106 const_iterator end() const noexcept {
107 return m_data.cend();
108 }
109
110 const_iterator cbegin() const noexcept {
111 return m_data.cbegin();
112 }
113
114 const_iterator cend() const noexcept {
115 return m_data.cend();
116 }
117
118 }; // class nwr_array
119
120} // namespace osmium
121
122#endif // OSMIUM_INDEX_NWR_ARRAY_HPP
osmium::nwr_array::ways
T & ways() noexcept
Definition nwr_array.hpp:78
osmium::nwr_array::cbegin
const_iterator cbegin() const noexcept
Definition nwr_array.hpp:110
osmium::nwr_array::iterator
typename std::array< T, 3 >::iterator iterator
Definition nwr_array.hpp:55
osmium::nwr_array::begin
iterator begin() noexcept
Definition nwr_array.hpp:94
osmium::nwr_array::const_iterator
typename std::array< T, 3 >::const_iterator const_iterator
Definition nwr_array.hpp:56
osmium::nwr_array::nodes
T & nodes() noexcept
Definition nwr_array.hpp:70
osmium::nwr_array::begin
const_iterator begin() const noexcept
Definition nwr_array.hpp:102
osmium::nwr_array::relations
T & relations() noexcept
Definition nwr_array.hpp:86
osmium::nwr_array::nodes
const T & nodes() const noexcept
Definition nwr_array.hpp:74
osmium::nwr_array::cend
const_iterator cend() const noexcept
Definition nwr_array.hpp:114
osmium::nwr_array::operator()
T & operator()(const osmium::item_type type) noexcept
Definition nwr_array.hpp:62
osmium::nwr_array::nwr_array
nwr_array()
Definition nwr_array.hpp:58
osmium::nwr_array::m_data
std::array< T, 3 > m_data
Definition nwr_array.hpp:51
osmium::nwr_array::ways
const T & ways() const noexcept
Definition nwr_array.hpp:82
osmium::nwr_array::operator()
const T & operator()(const osmium::item_type type) const noexcept
Definition nwr_array.hpp:66
osmium::nwr_array::end
const_iterator end() const noexcept
Definition nwr_array.hpp:106
osmium::nwr_array::relations
const T & relations() const noexcept
Definition nwr_array.hpp:90
osmium::nwr_array::end
iterator end() noexcept
Definition nwr_array.hpp:98
item_type.hpp
osmium
Namespace for everything in the Osmium library.
Definition assembler.hpp:53
osmium::item_type_to_nwr_index
unsigned int item_type_to_nwr_index(item_type type) noexcept
Definition item_type.hpp:84
osmium::item_type
item_type
Definition item_type.hpp:45