defender-security / vendor / web-auth / metadata-service / src / DisplayPNGCharacteristicsDescriptor.php

DisplayPNGCharacteristicsDescriptor.php in Defender Security – Malware Scanner, Login Security & Firewall 3.0.1, at vendor/web-auth/metadata-service/src/DisplayPNGCharacteristicsDescriptor.php

173 lines 4.1 KB

Raw Download Zip

1	<?php
2
3	declare(strict_types=1);
4
5	/*
6	* The MIT License (MIT)
7	*
8	* Copyright (c) 2014-2021 Spomky-Labs
9	*
10	* This software may be modified and distributed under the terms
11	* of the MIT license. See the LICENSE file for details.
12	*/
13
14	namespace Webauthn\MetadataService;
15
16	use Assert\Assertion;
17	use JsonSerializable;
18	use function Safe\sprintf;
19
20	class DisplayPNGCharacteristicsDescriptor implements JsonSerializable
21	{
22	/**
23	* @var int
24	*/
25	private $width;
26
27	/**
28	* @var int
29	*/
30	private $height;
31
32	/**
33	* @var int
34	*/
35	private $bitDepth;
36
37	/**
38	* @var int
39	*/
40	private $colorType;
41
42	/**
43	* @var int
44	*/
45	private $compression;
46
47	/**
48	* @var int
49	*/
50	private $filter;
51
52	/**
53	* @var int
54	*/
55	private $interlace;
56
57	/**
58	* @var RgbPaletteEntry[]
59	*/
60	private $plte = [];
61
62	public function __construct(int $width, int $height, int $bitDepth, int $colorType, int $compression, int $filter, int $interlace)
63	{
64	Assertion::greaterOrEqualThan($width, 0, Utils::logicException('Invalid width'));
65	Assertion::greaterOrEqualThan($height, 0, Utils::logicException('Invalid height'));
66	Assertion::range($bitDepth, 0, 254, Utils::logicException('Invalid bit depth'));
67	Assertion::range($colorType, 0, 254, Utils::logicException('Invalid color type'));
68	Assertion::range($compression, 0, 254, Utils::logicException('Invalid compression'));
69	Assertion::range($filter, 0, 254, Utils::logicException('Invalid filter'));
70	Assertion::range($interlace, 0, 254, Utils::logicException('Invalid interlace'));
71
72	$this->width = $width;
73	$this->height = $height;
74	$this->bitDepth = $bitDepth;
75	$this->colorType = $colorType;
76	$this->compression = $compression;
77	$this->filter = $filter;
78	$this->interlace = $interlace;
79	}
80
81	public function addPalette(RgbPaletteEntry $rgbPaletteEntry): self
82	{
83	$this->plte[] = $rgbPaletteEntry;
84
85	return $this;
86	}
87
88	public function getWidth(): int
89	{
90	return $this->width;
91	}
92
93	public function getHeight(): int
94	{
95	return $this->height;
96	}
97
98	public function getBitDepth(): int
99	{
100	return $this->bitDepth;
101	}
102
103	public function getColorType(): int
104	{
105	return $this->colorType;
106	}
107
108	public function getCompression(): int
109	{
110	return $this->compression;
111	}
112
113	public function getFilter(): int
114	{
115	return $this->filter;
116	}
117
118	public function getInterlace(): int
119	{
120	return $this->interlace;
121	}
122
123	/**
124	* @return RgbPaletteEntry[]
125	*/
126	public function getPlte(): array
127	{
128	return $this->plte;
129	}
130
131	public static function createFromArray(array $data): self
132	{
133	$data = Utils::filterNullValues($data);
134	foreach (['width', 'compression', 'height', 'bitDepth', 'colorType', 'compression', 'filter', 'interlace'] as $key) {
135	Assertion::keyExists($data, $key, sprintf('Invalid data. The key "%s" is missing', $key));
136	}
137	$object = new self(
138	$data['width'],
139	$data['height'],
140	$data['bitDepth'],
141	$data['colorType'],
142	$data['compression'],
143	$data['filter'],
144	$data['interlace']
145	);
146	if (isset($data['plte'])) {
147	$plte = $data['plte'];
148	Assertion::isArray($plte, Utils::logicException('Invalid "plte" parameter'));
149	foreach ($plte as $item) {
150	$object->addPalette(RgbPaletteEntry::createFromArray($item));
151	}
152	}
153
154	return $object;
155	}
156
157	public function jsonSerialize(): array
158	{
159	$data = [
160	'width' => $this->width,
161	'height' => $this->height,
162	'bitDepth' => $this->bitDepth,
163	'colorType' => $this->colorType,
164	'compression' => $this->compression,
165	'filter' => $this->filter,
166	'interlace' => $this->interlace,
167	'plte' => $this->plte,
168	];
169
170	return Utils::filterNullValues($data);
171	}
172	}
173