57 lines
1.7 KiB
Rust
57 lines
1.7 KiB
Rust
use crate::display_list::Color;
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pub const BG: Color = Color::rgb(255, 255, 255);
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// A visibly separate chrome layer against the warm, near-white content canvas.
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pub const BAR: Color = Color::rgb(230, 233, 237);
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pub const BORDER: Color = Color::rgb(226, 226, 226);
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pub const TEXT: Color = Color::rgb(35, 42, 53);
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pub const MUTED: Color = Color::rgb(103, 114, 130);
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pub const ERROR: Color = Color::rgb(175, 42, 49);
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pub const OK: Color = Color::rgb(31, 121, 80);
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pub const PALETTE: [Color; 6] = [
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Color::rgb(22, 113, 213),
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Color::rgb(0, 132, 143),
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Color::rgb(115, 76, 189),
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Color::rgb(180, 68, 115),
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Color::rgb(168, 94, 24),
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Color::rgb(52, 123, 78),
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];
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#[derive(Clone, Copy, Debug)]
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pub struct Theme {
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pub accent: Color,
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}
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impl Theme {
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pub fn new(accent: Color) -> Self {
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Self {
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accent: readable_accent(accent),
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}
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}
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pub fn soft(self) -> Color {
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mix(BG, self.accent, 0.10)
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}
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pub fn hover(self) -> Color {
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mix(BG, self.accent, 0.17)
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}
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pub fn pressed(self) -> Color {
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mix(BG, self.accent, 0.29)
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}
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}
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pub fn mix(a: Color, b: Color, amount: f32) -> Color {
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let channel =
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|a: u8, b: u8| (a as f32 + (b as f32 - a as f32) * amount.clamp(0.0, 1.0)).round() as u8;
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Color::rgb(
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channel(a.red, b.red),
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channel(a.green, b.green),
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channel(a.blue, b.blue),
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)
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}
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pub fn readable_accent(mut c: Color) -> Color {
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while (c.red as u32 * 299 + c.green as u32 * 587 + c.blue as u32 * 114) / 1000 > 155 {
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c = Color::rgb(
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(c.red as f32 * 0.94) as u8,
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(c.green as f32 * 0.94) as u8,
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(c.blue as f32 * 0.94) as u8,
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);
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}
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c
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}
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