|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/* |
|
4
|
|
|
* This file is part of the core-library package. |
|
5
|
|
|
* |
|
6
|
|
|
* (c) 2020 WEBEWEB |
|
7
|
|
|
* |
|
8
|
|
|
* For the full copyright and license information, please view the LICENSE |
|
9
|
|
|
* file that was distributed with this source code. |
|
10
|
|
|
*/ |
|
11
|
|
|
|
|
12
|
|
|
namespace WBW\Library\Core\Geometry; |
|
13
|
|
|
|
|
14
|
|
|
use WBW\Library\Core\Model\Attribute\FloatValueTrait; |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* Angle. |
|
18
|
|
|
* |
|
19
|
|
|
* @author webeweb <https://github.com/webeweb> |
|
20
|
|
|
* @package WBW\Library\Core\Geometry |
|
21
|
|
|
*/ |
|
22
|
|
|
class Angle { |
|
23
|
|
|
|
|
24
|
|
|
use FloatValueTrait; |
|
25
|
|
|
|
|
26
|
|
|
/** |
|
27
|
|
|
* Unit "degree". |
|
28
|
|
|
* |
|
29
|
|
|
* @var string |
|
30
|
|
|
*/ |
|
31
|
|
|
const UNIT_DEGREE = "degree"; |
|
32
|
|
|
|
|
33
|
|
|
/** |
|
34
|
|
|
* Unit "radian". |
|
35
|
|
|
* |
|
36
|
|
|
* @var string |
|
37
|
|
|
*/ |
|
38
|
|
|
const UNIT_RADIAN = "radian"; |
|
39
|
|
|
|
|
40
|
|
|
/** |
|
41
|
|
|
* Units. |
|
42
|
|
|
* |
|
43
|
|
|
* @var string |
|
44
|
|
|
*/ |
|
45
|
|
|
private $units; |
|
46
|
|
|
|
|
47
|
|
|
/** |
|
48
|
|
|
* Constructor. |
|
49
|
|
|
* |
|
50
|
|
|
* @param float $value The value. |
|
51
|
|
|
* @param string $units The units. |
|
52
|
|
|
*/ |
|
53
|
|
|
public function __construct($value, $units = self::UNIT_RADIAN) { |
|
54
|
|
|
$this->setUnits($units); |
|
55
|
|
|
$this->setValue($value); |
|
56
|
|
|
} |
|
57
|
|
|
|
|
58
|
|
|
/** |
|
59
|
|
|
* Degree. |
|
60
|
|
|
* |
|
61
|
|
|
* @return float Returns the degree. |
|
62
|
|
|
*/ |
|
63
|
|
|
public function deg() { |
|
64
|
|
|
|
|
65
|
|
|
if (true === $this->isDegree()) { |
|
66
|
|
|
return $this->getValue(); |
|
67
|
|
|
} |
|
68
|
|
|
|
|
69
|
|
|
return $this->getValue() * 180 / pi(); |
|
70
|
|
|
} |
|
71
|
|
|
|
|
72
|
|
|
/** |
|
73
|
|
|
* Get the unit. |
|
74
|
|
|
* |
|
75
|
|
|
* @return string Returns the unit. |
|
76
|
|
|
*/ |
|
77
|
|
|
public function getUnits() { |
|
78
|
|
|
return $this->units; |
|
79
|
|
|
} |
|
80
|
|
|
|
|
81
|
|
|
/** |
|
82
|
|
|
* Determines if this angle is in degree. |
|
83
|
|
|
* |
|
84
|
|
|
* @return bool Returns true in case of success, false otherwise. |
|
85
|
|
|
*/ |
|
86
|
|
|
public function isDegree() { |
|
87
|
|
|
return Angle::UNIT_DEGREE === $this->getUnits(); |
|
88
|
|
|
} |
|
89
|
|
|
|
|
90
|
|
|
/** |
|
91
|
|
|
* Determines if this angle is in radian. |
|
92
|
|
|
* |
|
93
|
|
|
* @return bool Returns true in case of success, false otherwise. |
|
94
|
|
|
*/ |
|
95
|
|
|
public function isRadian() { |
|
96
|
|
|
return Angle::UNIT_RADIAN === $this->getUnits(); |
|
97
|
|
|
} |
|
98
|
|
|
|
|
99
|
|
|
/** |
|
100
|
|
|
* Radian. |
|
101
|
|
|
* |
|
102
|
|
|
* @return float Returns the radian. |
|
103
|
|
|
*/ |
|
104
|
|
|
public function rad() { |
|
105
|
|
|
|
|
106
|
|
|
if (true === $this->isRadian()) { |
|
107
|
|
|
return $this->getValue(); |
|
108
|
|
|
} |
|
109
|
|
|
|
|
110
|
|
|
return $this->getValue() * pi() / 180; |
|
111
|
|
|
} |
|
112
|
|
|
|
|
113
|
|
|
/** |
|
114
|
|
|
* Set the unit. |
|
115
|
|
|
* |
|
116
|
|
|
* @param string $units The unit. |
|
117
|
|
|
* @return Angle Returns this angle. |
|
118
|
|
|
*/ |
|
119
|
|
|
protected function setUnits($units) { |
|
120
|
|
|
$this->units = $units; |
|
121
|
|
|
return $this; |
|
122
|
|
|
} |
|
123
|
|
|
} |
|
124
|
|
|
|
webeweb /
core-library
