/usr/include/osmium/osm/way.hpp is in libosmium-dev 0.0~20111213-g7f3500a-3build5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 | #ifndef OSMIUM_OSM_WAY_HPP
#define OSMIUM_OSM_WAY_HPP
/*
Copyright 2011 Jochen Topf <jochen@topf.org> and others (see README).
This file is part of Osmium (https://github.com/joto/osmium).
Osmium is free software: you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License or (at your option) the GNU
General Public License as published by the Free Software Foundation, either
version 3 of the Licenses, or (at your option) any later version.
Osmium is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE. See the GNU Lesser General Public License and the GNU
General Public License for more details.
You should have received a copy of the Licenses along with Osmium. If not, see
<http://www.gnu.org/licenses/>.
*/
#include <stdexcept>
#include <iostream>
#include <boost/operators.hpp>
#include <osmium/osm/object.hpp>
#include <osmium/osm/way_node_list.hpp>
/** @file
* @brief Contains the Osmium::OSM::Way class.
*/
#ifdef OSMIUM_WITH_GEOS
# include <geos/geom/Coordinate.h>
# include <geos/geom/CoordinateSequenceFactory.h>
# include <geos/geom/Geometry.h>
# include <geos/geom/Point.h>
# include <geos/util/GEOSException.h>
#endif // OSMIUM_WITH_GEOS
#include <osmium/geometry.hpp>
namespace Osmium {
namespace OSM {
class Way : public Object, boost::less_than_comparable<Way> {
WayNodeList m_node_list;
public:
/// Construct a Way object.
Way() : Object(), m_node_list() {
init();
}
Way(int size_of_node_list) : Object(), m_node_list(size_of_node_list) {
init();
}
/// Copy a Way object.
Way(const Way& w) : Object(w) {
init();
m_node_list = w.m_node_list;
}
const WayNodeList& nodes() const {
return m_node_list;
}
WayNodeList& nodes() {
return m_node_list;
}
private:
void init() {
#ifdef OSMIUM_WITH_JAVASCRIPT
v8::HandleScope handle_scope;
js_object_instance = v8::Persistent<v8::Object>::New(JavascriptTemplate::get<JavascriptTemplate>().create_instance(this));
#endif // OSMIUM_WITH_JAVASCRIPT
}
public:
osm_object_type_t get_type() const {
return WAY;
}
osm_object_id_t get_node_id(osm_sequence_id_t n) const {
return m_node_list[n].ref();
}
double get_lon(osm_sequence_id_t n) const {
return m_node_list[n].position().lon();
}
double get_lat(osm_sequence_id_t n) const {
return m_node_list[n].position().lat();
}
/**
* Add a node with the given id to the way.
*
* Will throw a range error if the way already has max_nodes_in_way nodes.
*/
void add_node(osm_object_id_t ref) {
m_node_list.add(ref);
}
/**
* Returns the number of nodes in this way.
*/
osm_sequence_id_t node_count() const {
return m_node_list.size();
}
/**
* Returns the id of the first node.
*/
osm_object_id_t get_first_node_id() const {
return m_node_list.front().ref();
}
/**
* Returns the id of the last node.
*/
osm_object_id_t get_last_node_id() const {
return m_node_list.back().ref();
}
/**
* Check whether this way is closed. A way is closed if the first and last node have the same id.
*/
bool is_closed() const {
return m_node_list.is_closed();
}
#ifdef OSMIUM_WITH_GEOS
/**
* Returns the GEOS geometry of the first node.
* Caller takes ownership of the pointer.
*/
geos::geom::Point* get_first_node_geometry() const {
if (!m_node_list.front().has_position()) {
throw std::range_error("geometry for nodes not available");
}
return Osmium::Geometry::geos_geometry_factory()->createPoint(m_node_list.front().position());
}
/**
* Returns the GEOS geometry of the last node.
* Caller takes ownership of the pointer.
*/
geos::geom::Point* get_last_node_geometry() const {
if (!m_node_list.back().has_position()) {
throw std::range_error("geometry for nodes not available");
}
return Osmium::Geometry::geos_geometry_factory()->createPoint(m_node_list.back().position());
}
/**
* Returns the GEOS geometry of the way.
* Caller takes ownership of the pointer.
*/
geos::geom::Geometry* create_geos_geometry() const {
try {
std::vector<geos::geom::Coordinate>* c = new std::vector<geos::geom::Coordinate>;
for (osm_sequence_id_t i=0; i < m_node_list.size(); ++i) {
c->push_back(m_node_list[i].position());
}
geos::geom::CoordinateSequence* cs = Osmium::Geometry::geos_geometry_factory()->getCoordinateSequenceFactory()->create(c);
return (geos::geom::Geometry*) Osmium::Geometry::geos_geometry_factory()->createLineString(cs);
} catch (const geos::util::GEOSException& exc) {
std::cerr << "error building way geometry, leave it as NULL\n";
return NULL;
}
}
#endif // OSMIUM_WITH_GEOS
#ifdef OSMIUM_WITH_JAVASCRIPT
v8::Handle<v8::Value> js_nodes() const {
return m_node_list.js_instance();
}
v8::Handle<v8::Value> js_geom() const;
v8::Handle<v8::Value> js_reverse_geom() const;
v8::Handle<v8::Value> js_polygon_geom() const;
struct JavascriptTemplate : public Osmium::OSM::Object::JavascriptTemplate {
JavascriptTemplate() : Osmium::OSM::Object::JavascriptTemplate() {
js_template->SetAccessor(v8::String::NewSymbol("nodes"), accessor_getter<Way, &Way::js_nodes>);
js_template->SetAccessor(v8::String::NewSymbol("geom"), accessor_getter<Way, &Way::js_geom>);
js_template->SetAccessor(v8::String::NewSymbol("reverse_geom"), accessor_getter<Way, &Way::js_reverse_geom>);
js_template->SetAccessor(v8::String::NewSymbol("polygon_geom"), accessor_getter<Way, &Way::js_polygon_geom>);
}
};
#endif // OSMIUM_WITH_JAVASCRIPT
/**
* Ways can be ordered by id and version.
* Note that we use the absolute value of the id for a
* better ordering of objects with negative ids.
*/
friend bool operator<(const Way& lhs, const Way& rhs) {
if (lhs.id() == rhs.id()) {
return lhs.version() < rhs.version();
} else {
return abs(lhs.id()) < abs(rhs.id());
}
}
/**
* Ordering for shared_ptrs of Ways.
*/
friend bool operator<(const shared_ptr<Way const>& lhs, const shared_ptr<Way const>& rhs) {
return *lhs < *rhs;
}
}; // class Way
} // namespace OSM
} // namespace Osmium
#endif // OSMIUM_OSM_WAY_HPP
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