/usr/include/osmium/geometry/multipolygon.hpp is in libosmium-dev 0.0~20140910-9a069af-1+b1.
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 | #ifndef OSMIUM_GEOMETRY_MULTIPOLYGON_HPP
#define OSMIUM_GEOMETRY_MULTIPOLYGON_HPP
/*
Copyright 2012 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 <geos/geom/Geometry.h>
#include <geos/geom/MultiPolygon.h>
#include <geos/io/WKBWriter.h>
#include <geos/io/WKTWriter.h>
#include <osmium/smart_ptr.hpp>
#include <osmium/osm/area.hpp>
#include <osmium/geometry.hpp>
#include <osmium/geometry/polygon.hpp>
#include <osmium/geometry/geos.hpp>
namespace Osmium {
namespace Geometry {
class MultiPolygon : public Geometry {
public:
MultiPolygon(const Osmium::OSM::Area& area) :
Geometry(area.id()),
m_area(area) {
// if the area doesn't have a geometry yet it means it was created from a way
// and we create the geometry from the node list.
if (!area.geos_geometry()) {
Osmium::Geometry::Polygon polygon(area.m_node_list, false, area.id());
std::vector<geos::geom::Geometry*>* geos_polygons = new std::vector<geos::geom::Geometry*>(1, Osmium::Geometry::create_geos_geometry(polygon));
geos::geom::MultiPolygon* geos_multipolygon = Osmium::Geometry::geos_geometry_factory()->createMultiPolygon(geos_polygons);
assert(geos_multipolygon);
m_area.geos_geometry(geos_multipolygon);
}
}
~MultiPolygon() {
}
std::ostream& write_to_stream(std::ostream& out, AsWKT, bool with_srid=false) const {
if (with_srid) {
out << "SRID=4326;";
}
geos::io::WKTWriter writer;
// XXX only available in later GEOS versions
// writer.setRoundingPrecision(10);
return out << writer.write(borrow_geos_geometry());
}
std::ostream& write_to_stream(std::ostream& out, AsWKB, bool with_srid=false) const {
geos::io::WKBWriter writer;
writer.setIncludeSRID(with_srid);
writer.write(*borrow_geos_geometry(), out);
return out;
}
std::ostream& write_to_stream(std::ostream& out, AsHexWKB, bool with_srid=false) const {
geos::io::WKBWriter writer;
writer.setIncludeSRID(with_srid);
writer.writeHEX(*borrow_geos_geometry(), out);
return out;
}
/**
* Get GEOS MultiPolygon geometry. The geometry still
* belongs to this object, you are not allowed to change
* or free it.
*/
const geos::geom::MultiPolygon* borrow_geos_geometry() const {
if (!m_area.geos_geometry()) {
throw Osmium::Geometry::NoGeometry();
}
return m_area.geos_geometry();
}
private:
const Osmium::OSM::Area& m_area;
}; // class MultiPolygon
} // namespace Geometry
} // namespace Osmium
#endif // OSMIUM_GEOMETRY_MULTIPOLYGON_HPP
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