guise/theme/
palette.rs

1//! The [open-color](https://yeun.github.io/open-color/) palette: 14 named
2//! colors, each a 10-step shade ramp from lightest (index 0) to darkest
3//! (index 9).
4
5use super::color::Color;
6
7/// One of the named colors in the theme palette.
8#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
9pub enum ColorName {
10    Dark,
11    Gray,
12    Red,
13    Pink,
14    Grape,
15    Violet,
16    Indigo,
17    Blue,
18    Cyan,
19    Teal,
20    Green,
21    Lime,
22    Yellow,
23    Orange,
24}
25
26impl ColorName {
27    pub const ALL: [ColorName; 14] = [
28        ColorName::Dark,
29        ColorName::Gray,
30        ColorName::Red,
31        ColorName::Pink,
32        ColorName::Grape,
33        ColorName::Violet,
34        ColorName::Indigo,
35        ColorName::Blue,
36        ColorName::Cyan,
37        ColorName::Teal,
38        ColorName::Green,
39        ColorName::Lime,
40        ColorName::Yellow,
41        ColorName::Orange,
42    ];
43
44    pub fn label(self) -> &'static str {
45        match self {
46            ColorName::Dark => "dark",
47            ColorName::Gray => "gray",
48            ColorName::Red => "red",
49            ColorName::Pink => "pink",
50            ColorName::Grape => "grape",
51            ColorName::Violet => "violet",
52            ColorName::Indigo => "indigo",
53            ColorName::Blue => "blue",
54            ColorName::Cyan => "cyan",
55            ColorName::Teal => "teal",
56            ColorName::Green => "green",
57            ColorName::Lime => "lime",
58            ColorName::Yellow => "yellow",
59            ColorName::Orange => "orange",
60        }
61    }
62}
63
64/// A 10-step shade ramp for a single named color.
65#[derive(Debug, Clone, Copy)]
66pub struct Shades(pub [Color; 10]);
67
68impl Shades {
69    /// Shade by index, clamped into `0..=9`.
70    pub fn get(&self, shade: usize) -> Color {
71        self.0[shade.min(9)]
72    }
73}
74
75/// The full set of named colors. Resolved by `ColorName`.
76#[derive(Debug, Clone, Copy)]
77pub struct Palette {
78    shades: [Shades; 14],
79}
80
81impl Palette {
82    /// The shade ramp for a named color.
83    pub fn shades(&self, name: ColorName) -> Shades {
84        self.shades[name as usize]
85    }
86
87    /// A single shade of a named color.
88    pub fn get(&self, name: ColorName, shade: usize) -> Color {
89        self.shades(name).get(shade)
90    }
91
92    /// Replace the shade ramp for one named color — e.g. re-pin `Dark` to an
93    /// app's custom scale before `Theme::init`.
94    pub fn set_shades(&mut self, name: ColorName, shades: Shades) {
95        self.shades[name as usize] = shades;
96    }
97}
98
99impl Default for Palette {
100    fn default() -> Self {
101        open_color()
102    }
103}
104
105/// The default palette.
106pub fn open_color() -> Palette {
107    let ramp = |hexes: [&str; 10]| Shades(hexes.map(Color::hex));
108    Palette {
109        shades: [
110            // Dark
111            ramp([
112                "#C9C9C9", "#b8b8b8", "#828282", "#696969", "#424242", "#3b3b3b", "#2e2e2e",
113                "#242424", "#1f1f1f", "#141414",
114            ]),
115            // Gray
116            ramp([
117                "#f8f9fa", "#f1f3f5", "#e9ecef", "#dee2e6", "#ced4da", "#adb5bd", "#868e96",
118                "#495057", "#343a40", "#212529",
119            ]),
120            // Red
121            ramp([
122                "#fff5f5", "#ffe3e3", "#ffc9c9", "#ffa8a8", "#ff8787", "#ff6b6b", "#fa5252",
123                "#f03e3e", "#e03131", "#c92a2a",
124            ]),
125            // Pink
126            ramp([
127                "#fff0f6", "#ffdeeb", "#fcc2d7", "#faa2c1", "#f783ac", "#f06595", "#e64980",
128                "#d6336c", "#c2255c", "#a61e4d",
129            ]),
130            // Grape
131            ramp([
132                "#f8f0fc", "#f3d9fa", "#eebefa", "#e599f7", "#da77f2", "#cc5de8", "#be4bdb",
133                "#ae3ec9", "#9c36b5", "#862e9c",
134            ]),
135            // Violet
136            ramp([
137                "#f3f0ff", "#e5dbff", "#d0bfff", "#b197fc", "#9775fa", "#845ef7", "#7950f2",
138                "#7048e8", "#6741d9", "#5f3dc4",
139            ]),
140            // Indigo
141            ramp([
142                "#edf2ff", "#dbe4ff", "#bac8ff", "#91a7ff", "#748ffc", "#5c7cfa", "#4c6ef5",
143                "#4263eb", "#3b5bdb", "#364fc7",
144            ]),
145            // Blue
146            ramp([
147                "#e7f5ff", "#d0ebff", "#a5d8ff", "#74c0fc", "#4dabf7", "#339af0", "#228be6",
148                "#1c7ed6", "#1971c2", "#1864ab",
149            ]),
150            // Cyan
151            ramp([
152                "#e3fafc", "#c5f6fa", "#99e9f2", "#66d9e8", "#3bc9db", "#22b8cf", "#15aabf",
153                "#1098ad", "#0c8599", "#0b7285",
154            ]),
155            // Teal
156            ramp([
157                "#e6fcf5", "#c3fae8", "#96f2d7", "#63e6be", "#38d9a9", "#20c997", "#12b886",
158                "#0ca678", "#099268", "#087f5b",
159            ]),
160            // Green
161            ramp([
162                "#ebfbee", "#d3f9d8", "#b2f2bb", "#8ce99a", "#69db7c", "#51cf66", "#40c057",
163                "#37b24d", "#2f9e44", "#2b8a3e",
164            ]),
165            // Lime
166            ramp([
167                "#f4fce3", "#e9fac8", "#d8f5a2", "#c0eb75", "#a9e34b", "#94d82d", "#82c91e",
168                "#74b816", "#66a80f", "#5c940d",
169            ]),
170            // Yellow
171            ramp([
172                "#fff9db", "#fff3bf", "#ffec99", "#ffe066", "#ffd43b", "#fcc419", "#fab005",
173                "#f59f00", "#f08c00", "#e67700",
174            ]),
175            // Orange
176            ramp([
177                "#fff4e6", "#ffe8cc", "#ffd8a8", "#ffc078", "#ffa94d", "#ff922b", "#fd7e14",
178                "#f76707", "#e8590c", "#d9480f",
179            ]),
180        ],
181    }
182}
guise/theme/palette.rs

guise/theme/
palette.rs
