relation.hpp
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#ifndef OSMIUM_OSM_RELATION_HPP
#define OSMIUM_OSM_RELATION_HPP
/*
This file is part of Osmium (http://osmcode.org/libosmium).
Copyright 2013-2016 Jochen Topf <jochen@topf.org> and others (see README).
Boost Software License - Version 1.0 - August 17th, 2003
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <iterator>
#include <osmium/memory/collection.hpp> // IWYU pragma: keep
#include <osmium/memory/item.hpp>
#include <osmium/osm/item_type.hpp>
#include <osmium/osm/object.hpp>
#include <osmium/osm/types.hpp>
namespace osmium {
namespace builder {
template <typename> class ObjectBuilder;
class RelationMemberListBuilder;
} // namespace builder
class RelationMember : public osmium::memory::detail::ItemHelper {
friend class osmium::builder::RelationMemberListBuilder;
object_id_type m_ref;
item_type m_type;
uint16_t m_flags;
string_size_type m_role_size {0};
RelationMember(const RelationMember&) = delete;
RelationMember(RelationMember&&) = delete;
RelationMember& operator=(const RelationMember&) = delete;
RelationMember& operator=(RelationMember&&) = delete;
unsigned char* endpos() {
return data() + osmium::memory::padded_length(sizeof(RelationMember) + m_role_size);
}
const unsigned char* endpos() const {
return data() + osmium::memory::padded_length(sizeof(RelationMember) + m_role_size);
}
template <typename TMember>
friend class osmium::memory::CollectionIterator;
unsigned char* next() {
if (full_member()) {
return endpos() + reinterpret_cast<osmium::memory::Item*>(endpos())->byte_size();
}
return endpos();
}
unsigned const char* next() const {
if (full_member()) {
return endpos() + reinterpret_cast<const osmium::memory::Item*>(endpos())->byte_size();
}
return endpos();
}
void set_role_size(string_size_type size) noexcept {
m_role_size = size;
}
public:
static constexpr item_type collection_type = item_type::relation_member_list;
RelationMember(const object_id_type ref = 0, const item_type type = item_type(), const bool full = false) noexcept :
m_ref(ref),
m_type(type),
m_flags(full ? 1 : 0) {
}
object_id_type ref() const noexcept {
return m_ref;
}
RelationMember& ref(object_id_type ref) noexcept {
m_ref = ref;
return *this;
}
unsigned_object_id_type positive_ref() const noexcept {
return static_cast<unsigned_object_id_type>(std::abs(m_ref));
}
RelationMember& set_ref(const osmium::object_id_type ref) noexcept {
m_ref = ref;
return *this;
}
item_type type() const noexcept {
return m_type;
}
bool full_member() const noexcept {
return m_flags == 1;
}
const char* role() const noexcept {
return reinterpret_cast<const char*>(data() + sizeof(RelationMember));
}
OSMObject& get_object() {
return *reinterpret_cast<OSMObject*>(endpos());
}
const OSMObject& get_object() const {
return *reinterpret_cast<const OSMObject*>(endpos());
}
}; // class RelationMember
class RelationMemberList : public osmium::memory::Collection<RelationMember, osmium::item_type::relation_member_list> {
public:
typedef size_t size_type;
RelationMemberList() :
osmium::memory::Collection<RelationMember, osmium::item_type::relation_member_list>() {
}
size_type size() const noexcept {
return static_cast<size_type>(std::distance(begin(), end()));
}
}; // class RelationMemberList
class Relation : public OSMObject {
friend class osmium::builder::ObjectBuilder<osmium::Relation>;
Relation() noexcept :
OSMObject(sizeof(Relation), osmium::item_type::relation) {
}
public:
static constexpr osmium::item_type itemtype = osmium::item_type::relation;
RelationMemberList& members() {
return osmium::detail::subitem_of_type<RelationMemberList>(begin(), end());
}
const RelationMemberList& members() const {
return osmium::detail::subitem_of_type<const RelationMemberList>(cbegin(), cend());
}
}; // class Relation
} // namespace osmium
#endif // OSMIUM_OSM_RELATION_HPP
collection.hpp
osmium::memory::CollectionIterator
Definition: collection.hpp:47
osmium::RelationMember::ref
RelationMember & ref(object_id_type ref) noexcept
Definition: relation.hpp:112
osmium::osm_entity_bits::type
type
Definition: entity_bits.hpp:60
osmium::unsigned_object_id_type
uint64_t unsigned_object_id_type
Type for OSM object (node, way, or relation) IDs where we only allow positive IDs.
Definition: types.hpp:46
osmium::RelationMember::m_flags
uint16_t m_flags
Definition: relation.hpp:60
osmium::Relation::members
RelationMemberList & members()
Definition: relation.hpp:177
osmium::RelationMember::get_object
const OSMObject & get_object() const
Definition: relation.hpp:142
osmium::RelationMemberList::RelationMemberList
RelationMemberList()
Definition: relation.hpp:154
osmium::item_type
item_type
Definition: item_type.hpp:43
osmium::Relation
Definition: relation.hpp:165
osmium::RelationMember::get_object
OSMObject & get_object()
Definition: relation.hpp:138
osmium::RelationMemberList
Definition: relation.hpp:148
object.hpp
osmium::geom::haversine::distance
double distance(const osmium::geom::Coordinates &c1, const osmium::geom::Coordinates &c2)
Definition: haversine.hpp:64
osmium::item_type::relation
types.hpp
osmium::memory::padded_length
T padded_length(T length) noexcept
Definition: item.hpp:56
item_type.hpp
osmium::Relation::members
const RelationMemberList & members() const
Definition: relation.hpp:181
osmium::memory::Item
Definition: item.hpp:97
osmium::RelationMember
Definition: relation.hpp:54
osmium::object_id_type
int64_t object_id_type
Type for OSM object (node, way, or relation) IDs.
Definition: types.hpp:45
osmium
Namespace for everything in the Osmium library.
Definition: assembler.hpp:59
osmium::RelationMember::positive_ref
unsigned_object_id_type positive_ref() const noexcept
Definition: relation.hpp:117
osmium::memory::Collection
Definition: collection.hpp:111
osmium::RelationMember::endpos
unsigned char * endpos()
Definition: relation.hpp:69
osmium::string_size_type
uint16_t string_size_type
Definition: types.hpp:59
std::end
osmium::io::InputIterator< osmium::io::Reader > end(osmium::io::Reader &)
Definition: reader_iterator.hpp:45
osmium::RelationMember::next
unsigned const char * next() const
Definition: relation.hpp:87
osmium::RelationMember::m_type
item_type m_type
Definition: relation.hpp:59
osmium::RelationMember::type
item_type type() const noexcept
Definition: relation.hpp:126
osmium::RelationMember::full_member
bool full_member() const noexcept
Definition: relation.hpp:130
osmium::memory::CollectionIterator::data
unsigned char * data() const noexcept
Definition: collection.hpp:85
osmium::RelationMember::set_role_size
void set_role_size(string_size_type size) noexcept
Definition: relation.hpp:94
item.hpp
osmium::RelationMember::ref
object_id_type ref() const noexcept
Definition: relation.hpp:108
osmium::RelationMember::role
const char * role() const noexcept
Definition: relation.hpp:134
osmium::builder::ObjectBuilder
Definition: builder.hpp:186
osmium::RelationMember::set_ref
RelationMember & set_ref(const osmium::object_id_type ref) noexcept
Definition: relation.hpp:121
osmium::RelationMember::m_ref
object_id_type m_ref
Definition: relation.hpp:58
osmium::RelationMemberList::size_type
size_t size_type
Definition: relation.hpp:152
osmium::RelationMember::RelationMember
RelationMember(const object_id_type ref=0, const item_type type=item_type(), const bool full=false) noexcept
Definition: relation.hpp:102
osmium::item_type::relation_member_list
osmium::RelationMember::endpos
const unsigned char * endpos() const
Definition: relation.hpp:73
std::begin
osmium::io::InputIterator< osmium::io::Reader > begin(osmium::io::Reader &reader)
Definition: reader_iterator.hpp:41
osmium::RelationMember::next
unsigned char * next()
Definition: relation.hpp:80
osmium::builder::Builder::operator=
Builder & operator=(const Builder &)=delete
osmium::builder::RelationMemberListBuilder
Definition: osm_object_builder.hpp:193
osmium::OSMObject
Definition: object.hpp:58
osmium::RelationMemberList::size
size_type size() const noexcept
Definition: relation.hpp:158