ubuntu-location-service: /build/location-service-git/src/location-service/include/location_service/com/ubuntu/location/wgs84/coordinate.h Source File

ubuntu-location-service .. An aggregating location service providing positioning and geocoding capabilities to applications.

coordinate.h
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1 /*
2 * Copyright © 2012-2013 Canonical Ltd.
3 *
4 * This program is free software: you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License version 3,
6 * as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU Lesser General Public License for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 *
16 * Authored by: Thomas Voß <thomas.voss@canonical.com>
17 */
18 #ifndef LOCATION_SERVICE_COM_UBUNTU_LOCATION_WGS84_COORDINATE_H_
19 #define LOCATION_SERVICE_COM_UBUNTU_LOCATION_WGS84_COORDINATE_H_
20
21 #include <com/ubuntu/location/units/units.h>
22
23 #include <ostream>
24
25 namespace com
26 {
27 namespace ubuntu
28 {
29 namespace location
30 {
31 namespace wgs84
32 {
33 template<typename Coordinate>
34 struct CoordinateTraits
35 {
36 static void check_and_throw_if_invalid(const typename Coordinate::Quantity& coordinate)
37 {
38 }
39 };
40
41 template<typename Tag, typename UnitType>
42 class Coordinate
43 {
44 public:
45 typedef UnitType Unit;
46 typedef units::Quantity<Unit> Quantity;
47
48 explicit Coordinate(const Quantity& value = Quantity())
49 : value(value)
50 {
51 CoordinateTraits<Coordinate<Tag,UnitType>>::check_and_throw_if_invalid(value);
52 }
53
54 bool operator==(const Coordinate<Tag,UnitType>& rhs) const
55 {
56 return value == rhs.value;
57 }
58
59 bool operator!=(const Coordinate<Tag,UnitType>& rhs) const
60 {
61 return value != rhs.value;
62 }
63
64 Quantity value;
65 };
66
67 template<typename T, typename U>
68 Coordinate<T,U> operator-(const Coordinate<T,U>& lhs, const Coordinate<T,U>& rhs)
69 {
70 return Coordinate<T,U> {rhs.value - lhs.value};
71 }
72
73 template<typename T, typename U>
74 std::ostream& operator<<(std::ostream& out, const Coordinate<T,U>& coord)
75 {
76 out << "Coordinate(" << coord.value << ")";
77 return out;
78 }
79 }
80 }
81 }
82 }
83 #endif // LOCATION_SERVICE_COM_UBUNTU_LOCATION_WGS84_COORDINATE_H_
com::ubuntu::location::wgs84::Coordinate
Definition: coordinate.h:43
com::ubuntu::location::wgs84::Coordinate::Quantity
units::Quantity< Unit > Quantity
Definition: coordinate.h:46
com::ubuntu::location::wgs84::Coordinate::Coordinate
Coordinate(const Quantity &value=Quantity())
Definition: coordinate.h:48
com::ubuntu::location::wgs84::Coordinate::operator==
bool operator==(const Coordinate< Tag, UnitType > &rhs) const
Definition: coordinate.h:54
com::ubuntu::location::wgs84::Coordinate::Unit
UnitType Unit
Definition: coordinate.h:45
com::ubuntu::location::wgs84::Coordinate::value
Quantity value
Definition: coordinate.h:64
com::ubuntu::location::wgs84::Coordinate::operator!=
bool operator!=(const Coordinate< Tag, UnitType > &rhs) const
Definition: coordinate.h:59
com::ubuntu::location::units::Quantity
boost::units::quantity< Unit, double > Quantity
Definition: units.h:53
com::ubuntu::location::wgs84::operator-
Coordinate< T, U > operator-(const Coordinate< T, U > &lhs, const Coordinate< T, U > &rhs)
Definition: coordinate.h:68
com::ubuntu::location::wgs84::operator<<
std::ostream & operator<<(std::ostream &out, const Coordinate< T, U > &coord)
Definition: coordinate.h:74
com
Definition: accuracy.h:24
com::ubuntu::location::wgs84::CoordinateTraits
Definition: coordinate.h:35
com::ubuntu::location::wgs84::CoordinateTraits::check_and_throw_if_invalid
static void check_and_throw_if_invalid(const typename Coordinate::Quantity &coordinate)
Definition: coordinate.h:36
units.h