|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace Dwr\AvatarBundle\Model; |
|
4
|
|
|
|
|
5
|
|
|
abstract class Avatar { |
|
6
|
|
|
|
|
7
|
|
|
public static $WHITE = ['r' => 255, 'g' => 255, 'b' => 255]; |
|
8
|
|
|
public static $GREY = ['r' => 100, 'g' => 100, 'b' => 100]; |
|
9
|
|
|
|
|
10
|
|
|
/** |
|
11
|
|
|
* @param int $size |
|
12
|
|
|
*/ |
|
13
|
|
|
public function setSize($size) |
|
14
|
|
|
{ |
|
15
|
|
|
$this->size = $size; |
|
|
|
|
|
|
16
|
|
|
} |
|
17
|
|
|
|
|
18
|
|
|
/** |
|
19
|
|
|
* @return int |
|
20
|
|
|
*/ |
|
21
|
|
|
public function getSize() |
|
22
|
|
|
{ |
|
23
|
|
|
return $this->size; |
|
24
|
|
|
} |
|
25
|
|
|
|
|
26
|
|
|
/** |
|
27
|
|
|
* @return string |
|
28
|
|
|
*/ |
|
29
|
|
|
public function render() |
|
30
|
|
|
{ |
|
31
|
|
|
return base64_encode($this->getPicture()); |
|
32
|
|
|
} |
|
33
|
|
|
|
|
34
|
|
|
private function getPicture() |
|
35
|
|
|
{ |
|
36
|
|
|
if($this->picture){ |
|
37
|
|
|
return $this->picture; |
|
|
|
|
|
|
38
|
|
|
} |
|
39
|
|
|
|
|
40
|
|
|
return $this->draw(); |
|
41
|
|
|
} |
|
42
|
|
|
|
|
43
|
|
|
/** |
|
44
|
|
|
* @param string $directory |
|
45
|
|
|
* @param mixed $filename |
|
46
|
|
|
* @return \SplFileObject |
|
47
|
|
|
*/ |
|
48
|
|
|
public function save($directory, $filename = null) |
|
49
|
|
|
{ |
|
50
|
|
|
$filename = $directory . $this->createFileName($filename); |
|
51
|
|
|
$file = new \SplFileObject($filename, 'x'); |
|
52
|
|
|
$file->fwrite(base64_decode($this->render())); |
|
53
|
|
|
|
|
54
|
|
|
return $file; |
|
55
|
|
|
} |
|
56
|
|
|
|
|
57
|
|
|
private function createFileName($filename) |
|
58
|
|
|
{ |
|
59
|
|
|
if ($filename){ |
|
60
|
|
|
return $filename; |
|
61
|
|
|
} |
|
62
|
|
|
|
|
63
|
|
|
$filename = date('YmdHis') . uniqid() . '.jpg'; |
|
64
|
|
|
|
|
65
|
|
|
return $filename; |
|
66
|
|
|
} |
|
67
|
|
|
|
|
68
|
|
|
/** |
|
69
|
|
|
* @param resource $canvas |
|
70
|
|
|
* @param array $mixColor |
|
71
|
|
|
* @return int |
|
72
|
|
|
*/ |
|
73
|
|
|
protected function randomizeColor($canvas, $mixColor) |
|
74
|
|
|
{ |
|
75
|
|
|
/** |
|
76
|
|
|
* MixColor: |
|
77
|
|
|
* Mixing random colors with white (255, 255, 255) creates neutral pastels |
|
78
|
|
|
* by increasing the lightness while keeping the hue of the original color. |
|
79
|
|
|
* $mixColor = ['r' => 255, 'g' => 255, 'b' => 255]; // white |
|
80
|
|
|
*/ |
|
81
|
|
|
|
|
82
|
|
|
$red = (rand(100, 255) + $mixColor['r']) /2; |
|
83
|
|
|
$green = (rand(100, 255) + $mixColor['g']) /2; |
|
84
|
|
|
$blue = (rand(100, 255) + $mixColor['b']) /2; |
|
85
|
|
|
|
|
86
|
|
|
return imagecolorallocate($canvas, $red, $green, $blue); |
|
87
|
|
|
} |
|
88
|
|
|
|
|
89
|
|
|
/** |
|
90
|
|
|
* @return Avatar |
|
91
|
|
|
*/ |
|
92
|
|
|
abstract public function getAvatar(); |
|
93
|
|
|
|
|
94
|
|
|
/** |
|
95
|
|
|
* @return string |
|
96
|
|
|
*/ |
|
97
|
|
|
abstract protected function draw(); |
|
98
|
|
|
|
|
99
|
|
|
} |
|
100
|
|
|
|
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: