101 lines
3.7 KiB
C++
101 lines
3.7 KiB
C++
#ifndef OSMIUM_OSM_UNDIRECTED_SEGMENT_HPP
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#define OSMIUM_OSM_UNDIRECTED_SEGMENT_HPP
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/*
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This file is part of Osmium (http://osmcode.org/libosmium).
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Copyright 2013-2016 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 <iosfwd>
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#include <osmium/osm/location.hpp>
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#include <osmium/osm/segment.hpp>
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namespace osmium {
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/**
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* Undirected connection between two Locations. The first Location is
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* always equal or "smaller" than the second Location, ie to the left
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* and down.
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*/
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class UndirectedSegment : public Segment {
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public:
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explicit UndirectedSegment(const osmium::Location& location1, const osmium::Location& location2) :
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Segment(location1, location2) {
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if (location2 < location1) {
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swap_locations();
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}
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}
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UndirectedSegment(const UndirectedSegment&) = default;
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UndirectedSegment(UndirectedSegment&&) = default;
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UndirectedSegment& operator=(const UndirectedSegment&) = default;
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UndirectedSegment& operator=(UndirectedSegment&&) = default;
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~UndirectedSegment() = default;
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}; // class UndirectedSegment
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/**
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* UndirectedSegments are "smaller" if they are to the left and down of another
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* segment. The first() location is checked first() and only if they have the
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* same first() location the second() location is taken into account.
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*/
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inline bool operator<(const UndirectedSegment& lhs, const UndirectedSegment& rhs) noexcept {
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return (lhs.first() == rhs.first() && lhs.second() < rhs.second()) || lhs.first() < rhs.first();
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}
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inline bool operator>(const UndirectedSegment& lhs, const UndirectedSegment& rhs) noexcept {
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return rhs < lhs;
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}
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inline bool operator<=(const UndirectedSegment& lhs, const UndirectedSegment& rhs) noexcept {
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return ! (rhs < lhs);
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}
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inline bool operator>=(const UndirectedSegment& lhs, const UndirectedSegment& rhs) noexcept {
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return ! (lhs < rhs);
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}
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/**
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* Output UndirectedSegment to a stream.
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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 osmium::UndirectedSegment& segment) {
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return out << segment.first() << "--" << segment.second();
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}
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} // namespace osmium
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#endif // OSMIUM_OSM_UNDIRECTED_SEGMENT_HPP
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