1 | <?php |
||
4 | class Coordinate |
||
5 | { |
||
6 | /** |
||
7 | * Latitude in radians |
||
8 | * |
||
9 | * @var float |
||
10 | */ |
||
11 | private $_latitude; |
||
12 | |||
13 | /** |
||
14 | * Longitude in radians |
||
15 | * |
||
16 | * @var float |
||
17 | */ |
||
18 | private $_longitude; |
||
19 | |||
20 | /** |
||
21 | * Initialize a coordinate. |
||
22 | * |
||
23 | * @param float $latitude The latitude in radians |
||
24 | * @param float $longitude The longitude in radians |
||
25 | */ |
||
26 | public function __construct($latitude, $longitude) |
||
27 | { |
||
28 | $this->_latitude = $latitude; |
||
29 | $this->_longitude = $longitude; |
||
30 | } |
||
31 | |||
32 | /** |
||
33 | * Convert the latitude to radians. |
||
34 | * |
||
35 | * @return float The latitude in radians. |
||
36 | */ |
||
37 | public function latitudeInRadians() |
||
41 | |||
42 | /** |
||
43 | * Convert the longitude to radians. |
||
44 | * |
||
45 | * @return float The longitude in radians. |
||
46 | */ |
||
47 | public function longitudeInRadians() |
||
51 | |||
52 | /** |
||
53 | * Convert the latitude to degrees. |
||
54 | * |
||
55 | * @return float The latitude in degrees. |
||
56 | */ |
||
57 | public function latitudeInDegrees() |
||
61 | |||
62 | /** |
||
63 | * Convert the longitude to degrees. |
||
64 | * |
||
65 | * @return float The longitude in degrees. |
||
66 | */ |
||
67 | public function longitudeInDegrees() |
||
71 | |||
72 | /** |
||
73 | * Return the latitude and longitude in degrees as a string. |
||
74 | * |
||
75 | * @return string A string representation of the coordinate. |
||
76 | */ |
||
77 | public function __toString() |
||
81 | } |
||
82 |