parse_color/
colors.rs

1/// Parse a CSS color name into a `[u8;4]` in the order of `RGBA`.
2pub fn parse(name: &str) -> Option<[u8; 4]> {
3    let s: String = name.chars().filter_map(|c|
4        match c {
5            'A'..='Z' => Some(c.to_ascii_lowercase()),
6            'a'..='z' => Some(c),
7            _ => None,
8        }
9    ).collect();
10    parse_flat_lower(&s)
11}
12
13/// Parse a CSS color name into a `[u8;4]` in the order of `RGBA`.
14///
15/// This is a non-allocating version of [`parse`], 
16/// will fail if the string is not `flatlowercase`.
17pub fn parse_flat_lower(name: &str) -> Option<[u8; 4]> {
18    let value: u32 = match name{
19        "none" => 0x00000000,
20        "transparent" => 0x00000000,
21        "aliceblue" => 0xf0f8ffff,
22        "antiquewhite" => 0xfaebd7ff,
23        "aqua" => 0x00ffffff,
24        "aquamarine" => 0x7fffd4ff,
25        "azure" => 0xf0ffffff,
26        "beige" => 0xf5f5dcff,
27        "bisque" => 0xffe4c4ff,
28        "black" => 0x000000ff,
29        "blanchedalmond" => 0xffebcdff,
30        "blue" => 0x0000ffff,
31        "blueviolet" => 0x8a2be2ff,
32        "brown" => 0xa52a2aff,
33        "burlywood" => 0xdeb887ff,
34        "cadetblue" => 0x5f9ea0ff,
35        "chartreuse" => 0x7fff00ff,
36        "chocolate" => 0xd2691eff,
37        "coral" => 0xff7f50ff,
38        "cornflowerblue" => 0x6495edff,
39        "cornsilk" => 0xfff8dcff,
40        "crimson" => 0xdc143cff,
41        "cyan" => 0x00ffffff,
42        "darkblue" => 0x00008bff,
43        "darkcyan" => 0x008b8bff,
44        "darkgoldenrod" => 0xb8860bff,
45        "darkgray" => 0xa9a9a9ff,
46        "darkgreen" => 0x006400ff,
47        "darkgrey" => 0xa9a9a9ff,
48        "darkkhaki" => 0xbdb76bff,
49        "darkmagenta" => 0x8b008bff,
50        "darkolivegreen" => 0x556b2fff,
51        "darkorange" => 0xff8c00ff,
52        "darkorchid" => 0x9932ccff,
53        "darkred" => 0x8b0000ff,
54        "darksalmon" => 0xe9967aff,
55        "darkseagreen" => 0x8fbc8fff,
56        "darkslateblue" => 0x483d8bff,
57        "darkslategray" => 0x2f4f4fff,
58        "darkslategrey" => 0x2f4f4fff,
59        "darkturquoise" => 0x00ced1ff,
60        "darkviolet" => 0x9400d3ff,
61        "deeppink" => 0xff1493ff,
62        "deepskyblue" => 0x00bfffff,
63        "dimgray" => 0x696969ff,
64        "dimgrey" => 0x696969ff,
65        "dodgerblue" => 0x1e90ffff,
66        "firebrick" => 0xb22222ff,
67        "floralwhite" => 0xfffaf0ff,
68        "forestgreen" => 0x228b22ff,
69        "fuchsia" => 0xff00ffff,
70        "gainsboro" => 0xdcdcdcff,
71        "ghostwhite" => 0xf8f8ffff,
72        "gold" => 0xffd700ff,
73        "goldenrod" => 0xdaa520ff,
74        "gray" => 0x808080ff,
75        "green" => 0x008000ff,
76        "greenyellow" => 0xadff2fff,
77        "grey" => 0x808080ff,
78        "honeydew" => 0xf0fff0ff,
79        "hotpink" => 0xff69b4ff,
80        "indianred" => 0xcd5c5cff,
81        "indigo" => 0x4b0082ff,
82        "ivory" => 0xfffff0ff,
83        "khaki" => 0xf0e68cff,
84        "lavender" => 0xe6e6faff,
85        "lavenderblush" => 0xfff0f5ff,
86        "lawngreen" => 0x7cfc00ff,
87        "lemonchiffon" => 0xfffacdff,
88        "lightblue" => 0xadd8e6ff,
89        "lightcoral" => 0xf08080ff,
90        "lightcyan" => 0xe0ffffff,
91        "lightgoldenrodyellow" => 0xfafad2ff,
92        "lightgray" => 0xd3d3d3ff,
93        "lightgreen" => 0x90ee90ff,
94        "lightgrey" => 0xd3d3d3ff,
95        "lightpink" => 0xffb6c1ff,
96        "lightsalmon" => 0xffa07aff,
97        "lightseagreen" => 0x20b2aaff,
98        "lightskyblue" => 0x87cefaff,
99        "lightslategray" => 0x778899ff,
100        "lightslategrey" => 0x778899ff,
101        "lightsteelblue" => 0xb0c4deff,
102        "lightyellow" => 0xffffe0ff,
103        "lime" => 0x00ff00ff,
104        "limegreen" => 0x32cd32ff,
105        "linen" => 0xfaf0e6ff,
106        "magenta" => 0xff00ffff,
107        "maroon" => 0x800000ff,
108        "mediumaquamarine" => 0x66cdaaff,
109        "mediumblue" => 0x0000cdff,
110        "mediumorchid" => 0xba55d3ff,
111        "mediumpurple" => 0x9370dbff,
112        "mediumseagreen" => 0x3cb371ff,
113        "mediumslateblue" => 0x7b68eeff,
114        "mediumspringgreen" => 0x00fa9aff,
115        "mediumturquoise" => 0x48d1ccff,
116        "mediumvioletred" => 0xc71585ff,
117        "midnightblue" => 0x191970ff,
118        "mintcream" => 0xf5fffaff,
119        "mistyrose" => 0xffe4e1ff,
120        "moccasin" => 0xffe4b5ff,
121        "navajowhite" => 0xffdeadff,
122        "navy" => 0x000080ff,
123        "oldlace" => 0xfdf5e6ff,
124        "olive" => 0x808000ff,
125        "olivedrab" => 0x6b8e23ff,
126        "orange" => 0xffa500ff,
127        "orangered" => 0xff4500ff,
128        "orchid" => 0xda70d6ff,
129        "palegoldenrod" => 0xeee8aaff,
130        "palegreen" => 0x98fb98ff,
131        "paleturquoise" => 0xafeeeeff,
132        "palevioletred" => 0xdb7093ff,
133        "papayawhip" => 0xffefd5ff,
134        "peachpuff" => 0xffdab9ff,
135        "peru" => 0xcd853fff,
136        "pink" => 0xffc0cbff,
137        "plum" => 0xdda0ddff,
138        "powderblue" => 0xb0e0e6ff,
139        "purple" => 0x800080ff,
140        "rebeccapurple" => 0x663399ff,
141        "red" => 0xff0000ff,
142        "rosybrown" => 0xbc8f8fff,
143        "royalblue" => 0x4169e1ff,
144        "saddlebrown" => 0x8b4513ff,
145        "salmon" => 0xfa8072ff,
146        "sandybrown" => 0xf4a460ff,
147        "seagreen" => 0x2e8b57ff,
148        "seashell" => 0xfff5eeff,
149        "sienna" => 0xa0522dff,
150        "silver" => 0xc0c0c0ff,
151        "skyblue" => 0x87ceebff,
152        "slateblue" => 0x6a5acdff,
153        "slategray" => 0x708090ff,
154        "slategrey" => 0x708090ff,
155        "snow" => 0xfffafaff,
156        "springgreen" => 0x00ff7fff,
157        "steelblue" => 0x4682b4ff,
158        "tan" => 0xd2b48cff,
159        "teal" => 0x008080ff,
160        "thistle" => 0xd8bfd8ff,
161        "tomato" => 0xff6347ff,
162        "turquoise" => 0x40e0d0ff,
163        "violet" => 0xee82eeff,
164        "wheat" => 0xf5deb3ff,
165        "white" => 0xffffffff,
166        "whitesmoke" => 0xf5f5f5ff,
167        "yellow" => 0xffff00ff,
168        "yellowgreen" => 0x9acd32,
169        _ => return None,
170    };
171    Some(value.to_be_bytes())
172}
parse_color/colors.rs

parse_color/
colors.rs
