material-colors 0.4.2

Up-to-date material-color-utilities port
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

use crate::{
    dynamic_color::{DynamicScheme, Variant},
    hct::Hct,
    palette::{Palette, TonalPalette},
};

pub struct SchemeNeutral {
    pub scheme: DynamicScheme,
}

impl SchemeNeutral {
    pub fn new(source_color_hct: Hct, is_dark: bool, contrast_level: Option<f64>) -> Self {
        Self {
            scheme: DynamicScheme::new(
                source_color_hct.into(),
                None,
                Variant::Neutral,
                is_dark,
                contrast_level,
                Self::palette(&source_color_hct, &Palette::Primary),
                Self::palette(&source_color_hct, &Palette::Secondary),
                Self::palette(&source_color_hct, &Palette::Tertiary),
                Self::palette(&source_color_hct, &Palette::Neutral),
                Self::palette(&source_color_hct, &Palette::NeutralVariant),
                None,
            ),
        }
    }

    pub fn palette(source_color_hct: &Hct, variant: &Palette) -> TonalPalette {
        match variant {
            Palette::Primary => TonalPalette::of(source_color_hct.get_hue(), 12.0),
            Palette::Secondary => TonalPalette::of(source_color_hct.get_hue(), 8.0),
            Palette::Tertiary => TonalPalette::of(source_color_hct.get_hue(), 16.0),
            Palette::Error => TonalPalette::of(25.0, 84.0),
            Palette::Neutral | Palette::NeutralVariant => {
                TonalPalette::of(source_color_hct.get_hue(), 2.0)
            }
        }
    }
}