98 lines
3.4 KiB
C++
98 lines
3.4 KiB
C++
#ifndef OSMIUM_GEOM_COORDINATES_HPP
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#define OSMIUM_GEOM_COORDINATES_HPP
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/*
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This file is part of Osmium (http://osmcode.org/libosmium).
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Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
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Boost Software License - Version 1.0 - August 17th, 2003
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Permission is hereby granted, free of charge, to any person or organization
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obtaining a copy of the software and accompanying documentation covered by
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this license (the "Software") to use, reproduce, display, distribute,
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execute, and transmit the Software, and to prepare derivative works of the
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Software, and to permit third-parties to whom the Software is furnished to
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do so, all subject to the following:
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The copyright notices in the Software and this entire statement, including
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the above license grant, this restriction and the following disclaimer,
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must be included in all copies of the Software, in whole or in part, and
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all derivative works of the Software, unless such copies or derivative
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works are solely in the form of machine-executable object code generated by
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a source language processor.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*/
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#include <cstddef>
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#include <iosfwd>
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#include <string>
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#include <osmium/osm/location.hpp>
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#include <osmium/util/double.hpp>
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namespace osmium {
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namespace geom {
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struct Coordinates {
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double x;
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double y;
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explicit Coordinates(double cx, double cy) noexcept : x(cx), y(cy) {
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}
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Coordinates(const osmium::Location& location) : x(location.lon()), y(location.lat()) {
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}
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void append_to_string(std::string& s, const char infix, int precision) const {
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osmium::util::double2string(s, x, precision);
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s += infix;
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osmium::util::double2string(s, y, precision);
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}
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void append_to_string(std::string& s, const char prefix, const char infix, const char suffix, int precision) const {
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s += prefix;
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append_to_string(s, infix, precision);
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s += suffix;
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}
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}; // struct coordinates
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/**
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* Compare whether two Coordinates are identical. Might not give the
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* right result if the coordinates have been the result of some
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* calculation that introduced rounding errors.
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*/
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inline bool operator==(const Coordinates& lhs, const Coordinates& rhs) noexcept {
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wfloat-equal"
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return lhs.x == rhs.x && lhs.y == rhs.y;
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#pragma GCC diagnostic pop
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}
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inline bool operator!=(const Coordinates& lhs, const Coordinates& rhs) noexcept {
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return ! operator==(lhs, rhs);
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}
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template <typename TChar, typename TTraits>
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inline std::basic_ostream<TChar, TTraits>& operator<<(std::basic_ostream<TChar, TTraits>& out, const Coordinates& c) {
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return out << '(' << c.x << ',' << c.y << ')';
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}
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} // namespace geom
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} // namespace osmium
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#endif // OSMIUM_GEOM_COORDINATES_HPP
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