Files
coop/crates/ui/src/theme.rs
2025-01-06 09:51:07 +07:00

529 lines
18 KiB
Rust

use gpui::{
hsla, point, AppContext, BoxShadow, Global, Hsla, ModelContext, Pixels, SharedString,
ViewContext, WindowAppearance, WindowContext,
};
use std::ops::{Deref, DerefMut};
use crate::scroll::ScrollbarShow;
pub fn init(cx: &mut AppContext) {
Theme::sync_system_appearance(cx)
}
pub trait ActiveTheme {
fn theme(&self) -> &Theme;
}
impl ActiveTheme for AppContext {
fn theme(&self) -> &Theme {
Theme::global(self)
}
}
impl<V> ActiveTheme for ViewContext<'_, V> {
fn theme(&self) -> &Theme {
self.deref().theme()
}
}
impl<V> ActiveTheme for ModelContext<'_, V> {
fn theme(&self) -> &Theme {
self.deref().theme()
}
}
impl ActiveTheme for WindowContext<'_> {
fn theme(&self) -> &Theme {
self.deref().theme()
}
}
/// Make a [gpui::Hsla] color.
///
/// - h: 0..360.0
/// - s: 0.0..100.0
/// - l: 0.0..100.0
pub fn hsl(h: f32, s: f32, l: f32) -> Hsla {
hsla(h / 360., s / 100.0, l / 100.0, 1.0)
}
/// Make a BoxShadow like CSS
///
/// e.g:
///
/// If CSS is `box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);`
///
/// Then the equivalent in Rust is `box_shadow(0., 0., 10., 0., hsla(0., 0., 0., 0.1))`
pub fn box_shadow(
x: impl Into<Pixels>,
y: impl Into<Pixels>,
blur: impl Into<Pixels>,
spread: impl Into<Pixels>,
color: Hsla,
) -> BoxShadow {
BoxShadow {
offset: point(x.into(), y.into()),
blur_radius: blur.into(),
spread_radius: spread.into(),
color,
}
}
pub trait Colorize {
fn opacity(&self, opacity: f32) -> Hsla;
fn divide(&self, divisor: f32) -> Hsla;
fn invert(&self) -> Hsla;
fn invert_l(&self) -> Hsla;
fn lighten(&self, amount: f32) -> Hsla;
fn darken(&self, amount: f32) -> Hsla;
fn apply(&self, base_color: Hsla) -> Hsla;
}
impl Colorize for Hsla {
/// Returns a new color with the given opacity.
///
/// The opacity is a value between 0.0 and 1.0, where 0.0 is fully transparent and 1.0 is fully opaque.
fn opacity(&self, factor: f32) -> Hsla {
Hsla {
a: self.a * factor.clamp(0.0, 1.0),
..*self
}
}
/// Returns a new color with each channel divided by the given divisor.
///
/// The divisor in range of 0.0 .. 1.0
fn divide(&self, divisor: f32) -> Hsla {
Hsla {
a: divisor,
..*self
}
}
/// Return inverted color
fn invert(&self) -> Hsla {
Hsla {
h: (self.h + 1.8) % 3.6,
s: 1.0 - self.s,
l: 1.0 - self.l,
a: self.a,
}
}
/// Return inverted lightness
fn invert_l(&self) -> Hsla {
Hsla {
l: 1.0 - self.l,
..*self
}
}
/// Return a new color with the lightness increased by the given factor.
///
/// factor range: 0.0 .. 1.0
fn lighten(&self, factor: f32) -> Hsla {
let l = self.l * (1.0 + factor.clamp(0.0, 1.0));
Hsla { l, ..*self }
}
/// Return a new color with the darkness increased by the given factor.
///
/// factor range: 0.0 .. 1.0
fn darken(&self, factor: f32) -> Hsla {
let l = self.l * (1.0 - factor.clamp(0.0, 1.0));
Hsla { l, ..*self }
}
/// Return a new color with the same lightness and alpha but different hue and saturation.
fn apply(&self, new_color: Hsla) -> Hsla {
Hsla {
h: new_color.h,
s: new_color.s,
l: self.l,
a: self.a,
}
}
}
#[derive(Debug, Clone, Copy, Default)]
pub struct ThemeColor {
pub accent: Hsla,
pub accent_foreground: Hsla,
pub background: Hsla,
pub border: Hsla,
pub window_border: Hsla,
pub card: Hsla,
pub card_foreground: Hsla,
pub destructive: Hsla,
pub destructive_active: Hsla,
pub destructive_foreground: Hsla,
pub destructive_hover: Hsla,
pub drag_border: Hsla,
pub drop_target: Hsla,
pub foreground: Hsla,
pub input: Hsla,
pub link: Hsla,
pub link_active: Hsla,
pub link_hover: Hsla,
pub list: Hsla,
pub list_active: Hsla,
pub list_active_border: Hsla,
pub list_even: Hsla,
pub list_head: Hsla,
pub list_hover: Hsla,
pub muted: Hsla,
pub muted_foreground: Hsla,
pub panel: Hsla,
pub popover: Hsla,
pub popover_foreground: Hsla,
pub primary: Hsla,
pub primary_active: Hsla,
pub primary_foreground: Hsla,
pub primary_hover: Hsla,
pub progress_bar: Hsla,
pub ring: Hsla,
pub scrollbar: Hsla,
pub scrollbar_thumb: Hsla,
pub scrollbar_thumb_hover: Hsla,
pub secondary: Hsla,
pub secondary_active: Hsla,
pub secondary_foreground: Hsla,
pub secondary_hover: Hsla,
pub selection: Hsla,
pub skeleton: Hsla,
pub slider_bar: Hsla,
pub slider_thumb: Hsla,
pub tab: Hsla,
pub tab_active: Hsla,
pub tab_active_foreground: Hsla,
pub tab_bar: Hsla,
pub tab_foreground: Hsla,
pub title_bar: Hsla,
pub title_bar_border: Hsla,
pub sidebar: Hsla,
pub sidebar_accent: Hsla,
pub sidebar_accent_foreground: Hsla,
pub sidebar_border: Hsla,
pub sidebar_foreground: Hsla,
pub sidebar_primary: Hsla,
pub sidebar_primary_foreground: Hsla,
}
impl ThemeColor {
pub fn light() -> Self {
Self {
accent: hsl(240.0, 5.0, 96.0),
accent_foreground: hsl(240.0, 5.9, 10.0),
background: hsl(0.0, 0.0, 100.),
border: hsl(240.0, 5.9, 90.0),
window_border: hsl(240.0, 5.9, 78.0),
card: hsl(0.0, 0.0, 100.0),
card_foreground: hsl(240.0, 10.0, 3.9),
destructive: hsl(0.0, 84.2, 60.2),
destructive_active: hsl(0.0, 84.2, 47.0),
destructive_foreground: hsl(0.0, 0.0, 98.0),
destructive_hover: hsl(0.0, 84.2, 65.0),
drag_border: crate::blue_500(),
drop_target: hsl(235.0, 30., 44.0).opacity(0.25),
foreground: hsl(240.0, 10., 3.9),
input: hsl(240.0, 5.9, 90.0),
link: hsl(221.0, 83.0, 53.0),
link_active: hsl(221.0, 83.0, 53.0).darken(0.2),
link_hover: hsl(221.0, 83.0, 53.0).lighten(0.2),
list: hsl(0.0, 0.0, 100.),
list_active: hsl(211.0, 97.0, 85.0).opacity(0.2),
list_active_border: hsl(211.0, 97.0, 85.0),
list_even: hsl(240.0, 5.0, 96.0),
list_head: hsl(0.0, 0.0, 100.),
list_hover: hsl(240.0, 4.8, 95.0),
muted: hsl(240.0, 4.8, 95.9),
muted_foreground: hsl(240.0, 3.8, 46.1),
panel: hsl(0.0, 0.0, 100.0),
popover: hsl(0.0, 0.0, 100.0),
popover_foreground: hsl(240.0, 10.0, 3.9),
primary: hsl(223.0, 5.9, 10.0),
primary_active: hsl(223.0, 1.9, 25.0),
primary_foreground: hsl(223.0, 0.0, 98.0),
primary_hover: hsl(223.0, 5.9, 15.0),
progress_bar: hsl(223.0, 5.9, 10.0),
ring: hsl(240.0, 5.9, 65.0),
scrollbar: hsl(0., 0., 97.).opacity(0.75),
scrollbar_thumb: hsl(0., 0., 69.).opacity(0.9),
scrollbar_thumb_hover: hsl(0., 0., 59.),
secondary: hsl(240.0, 5.9, 96.9),
secondary_active: hsl(240.0, 5.9, 90.),
secondary_foreground: hsl(240.0, 59.0, 10.),
secondary_hover: hsl(240.0, 5.9, 98.),
selection: hsl(211.0, 97.0, 85.0),
skeleton: hsl(223.0, 5.9, 10.0).opacity(0.1),
slider_bar: hsl(223.0, 5.9, 10.0),
slider_thumb: hsl(0.0, 0.0, 100.0),
tab: gpui::transparent_black(),
tab_active: hsl(0.0, 0.0, 100.0),
tab_active_foreground: hsl(240.0, 10., 3.9),
tab_bar: hsl(240.0, 4.8, 95.9),
tab_foreground: hsl(240.0, 10., 3.9),
title_bar: hsl(0.0, 0.0, 98.0),
title_bar_border: hsl(220.0, 13.0, 91.0),
sidebar: hsl(0.0, 0.0, 98.0),
sidebar_accent: hsl(240.0, 4.8, 92.),
sidebar_accent_foreground: hsl(240.0, 5.9, 10.0),
sidebar_border: hsl(220.0, 13.0, 91.0),
sidebar_foreground: hsl(240.0, 5.3, 26.1),
sidebar_primary: hsl(240.0, 5.9, 10.0),
sidebar_primary_foreground: hsl(0.0, 0.0, 98.0),
}
}
pub fn dark() -> Self {
Self {
accent: hsl(240.0, 3.7, 15.9),
accent_foreground: hsl(0.0, 0.0, 78.0),
background: hsl(0.0, 0.0, 8.0),
border: hsl(240.0, 3.7, 16.9),
window_border: hsl(240.0, 3.7, 28.0),
card: hsl(0.0, 0.0, 8.0),
card_foreground: hsl(0.0, 0.0, 78.0),
destructive: hsl(0.0, 62.8, 30.6),
destructive_active: hsl(0.0, 62.8, 20.6),
destructive_foreground: hsl(0.0, 0.0, 78.0),
destructive_hover: hsl(0.0, 62.8, 35.6),
drag_border: crate::blue_500(),
drop_target: hsl(235.0, 30., 44.0).opacity(0.1),
foreground: hsl(0., 0., 78.),
input: hsl(240.0, 3.7, 15.9),
link: hsl(221.0, 83.0, 53.0),
link_active: hsl(221.0, 83.0, 53.0).darken(0.2),
link_hover: hsl(221.0, 83.0, 53.0).lighten(0.2),
list: hsl(0.0, 0.0, 8.0),
list_active: hsl(240.0, 3.7, 15.0).opacity(0.2),
list_active_border: hsl(240.0, 5.9, 35.5),
list_even: hsl(240.0, 3.7, 10.0),
list_head: hsl(0.0, 0.0, 8.0),
list_hover: hsl(240.0, 3.7, 15.9),
muted: hsl(240.0, 3.7, 15.9),
muted_foreground: hsl(240.0, 5.0, 64.9),
panel: hsl(299.0, 2., 11.),
popover: hsl(0.0, 0.0, 10.),
popover_foreground: hsl(0.0, 0.0, 78.0),
primary: hsl(223.0, 0.0, 98.0),
primary_active: hsl(223.0, 0.0, 80.0),
primary_foreground: hsl(223.0, 5.9, 10.0),
primary_hover: hsl(223.0, 0.0, 90.0),
progress_bar: hsl(223.0, 0.0, 98.0),
ring: hsl(240.0, 4.9, 83.9),
scrollbar: hsl(240., 1., 15.).opacity(0.75),
scrollbar_thumb: hsl(0., 0., 48.).opacity(0.9),
scrollbar_thumb_hover: hsl(0., 0., 68.),
secondary: hsl(240.0, 0., 13.0),
secondary_active: hsl(240.0, 0., 10.),
secondary_foreground: hsl(0.0, 0.0, 78.0),
secondary_hover: hsl(240.0, 0., 15.),
selection: hsl(211.0, 97.0, 22.0),
skeleton: hsla(223.0, 0.0, 98.0, 0.1),
slider_bar: hsl(223.0, 0.0, 98.0),
slider_thumb: hsl(0.0, 0.0, 8.0),
tab: gpui::transparent_black(),
tab_active: hsl(0.0, 0.0, 8.0),
tab_active_foreground: hsl(0., 0., 78.),
tab_bar: hsl(299.0, 0., 5.5),
tab_foreground: hsl(0., 0., 78.),
title_bar: hsl(240.0, 0.0, 10.0),
title_bar_border: hsl(240.0, 3.7, 15.9),
sidebar: hsl(240.0, 0.0, 10.0),
sidebar_accent: hsl(240.0, 3.7, 15.9),
sidebar_accent_foreground: hsl(240.0, 4.8, 95.9),
sidebar_border: hsl(240.0, 3.7, 15.9),
sidebar_foreground: hsl(240.0, 4.8, 95.9),
sidebar_primary: hsl(0.0, 0.0, 98.0),
sidebar_primary_foreground: hsl(240.0, 5.9, 10.0),
}
}
}
#[derive(Debug, Clone)]
pub struct Theme {
colors: ThemeColor,
pub mode: ThemeMode,
pub font_family: SharedString,
pub font_size: f32,
pub radius: f32,
pub shadow: bool,
pub transparent: Hsla,
/// Show the scrollbar mode, default: Scrolling
pub scrollbar_show: ScrollbarShow,
}
impl Deref for Theme {
type Target = ThemeColor;
fn deref(&self) -> &Self::Target {
&self.colors
}
}
impl DerefMut for Theme {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.colors
}
}
impl Global for Theme {}
impl Theme {
/// Returns the global theme reference
pub fn global(cx: &AppContext) -> &Theme {
cx.global::<Theme>()
}
/// Returns the global theme mutable reference
pub fn global_mut(cx: &mut AppContext) -> &mut Theme {
cx.global_mut::<Theme>()
}
/// Apply a mask color to the theme.
pub fn apply_color(&mut self, mask_color: Hsla) {
self.title_bar = self.title_bar.apply(mask_color);
self.title_bar_border = self.title_bar_border.apply(mask_color);
self.background = self.background.apply(mask_color);
self.foreground = self.foreground.apply(mask_color);
self.card = self.card.apply(mask_color);
self.card_foreground = self.card_foreground.apply(mask_color);
self.popover = self.popover.apply(mask_color);
self.popover_foreground = self.popover_foreground.apply(mask_color);
self.primary = self.primary.apply(mask_color);
self.primary_hover = self.primary_hover.apply(mask_color);
self.primary_active = self.primary_active.apply(mask_color);
self.primary_foreground = self.primary_foreground.apply(mask_color);
self.secondary = self.secondary.apply(mask_color);
self.secondary_hover = self.secondary_hover.apply(mask_color);
self.secondary_active = self.secondary_active.apply(mask_color);
self.secondary_foreground = self.secondary_foreground.apply(mask_color);
self.muted = self.muted.apply(mask_color);
self.muted_foreground = self.muted_foreground.apply(mask_color);
self.accent = self.accent.apply(mask_color);
self.accent_foreground = self.accent_foreground.apply(mask_color);
self.border = self.border.apply(mask_color);
self.input = self.input.apply(mask_color);
self.ring = self.ring.apply(mask_color);
self.scrollbar = self.scrollbar.apply(mask_color);
self.scrollbar_thumb = self.scrollbar_thumb.apply(mask_color);
self.scrollbar_thumb_hover = self.scrollbar_thumb_hover.apply(mask_color);
self.panel = self.panel.apply(mask_color);
self.drag_border = self.drag_border.apply(mask_color);
self.drop_target = self.drop_target.apply(mask_color);
self.tab_bar = self.tab_bar.apply(mask_color);
self.tab = self.tab.apply(mask_color);
self.tab_active = self.tab_active.apply(mask_color);
self.tab_foreground = self.tab_foreground.apply(mask_color);
self.tab_active_foreground = self.tab_active_foreground.apply(mask_color);
self.progress_bar = self.progress_bar.apply(mask_color);
self.slider_bar = self.slider_bar.apply(mask_color);
self.slider_thumb = self.slider_thumb.apply(mask_color);
self.list = self.list.apply(mask_color);
self.list_even = self.list_even.apply(mask_color);
self.list_head = self.list_head.apply(mask_color);
self.list_active = self.list_active.apply(mask_color);
self.list_active_border = self.list_active_border.apply(mask_color);
self.list_hover = self.list_hover.apply(mask_color);
self.link = self.link.apply(mask_color);
self.link_hover = self.link_hover.apply(mask_color);
self.link_active = self.link_active.apply(mask_color);
self.skeleton = self.skeleton.apply(mask_color);
self.title_bar = self.title_bar.apply(mask_color);
self.title_bar_border = self.title_bar_border.apply(mask_color);
self.sidebar = self.sidebar.apply(mask_color);
self.sidebar_accent = self.sidebar_accent.apply(mask_color);
self.sidebar_accent_foreground = self.sidebar_accent_foreground.apply(mask_color);
self.sidebar_border = self.sidebar_border.apply(mask_color);
self.sidebar_foreground = self.sidebar_foreground.apply(mask_color);
self.sidebar_primary = self.sidebar_primary.apply(mask_color);
self.sidebar_primary_foreground = self.sidebar_primary_foreground.apply(mask_color);
}
/// Sync the theme with the system appearance
pub fn sync_system_appearance(cx: &mut AppContext) {
match cx.window_appearance() {
WindowAppearance::Dark | WindowAppearance::VibrantDark => {
Self::change(ThemeMode::Dark, cx)
}
WindowAppearance::Light | WindowAppearance::VibrantLight => {
Self::change(ThemeMode::Light, cx)
}
}
}
pub fn change(mode: ThemeMode, cx: &mut AppContext) {
let colors = match mode {
ThemeMode::Light => ThemeColor::light(),
ThemeMode::Dark => ThemeColor::dark(),
};
let mut theme = Theme::from(colors);
theme.mode = mode;
cx.set_global(theme);
cx.refresh();
}
}
impl From<ThemeColor> for Theme {
fn from(colors: ThemeColor) -> Self {
Theme {
mode: ThemeMode::default(),
transparent: Hsla::transparent_black(),
font_size: 16.0,
font_family: if cfg!(target_os = "macos") {
".SystemUIFont".into()
} else if cfg!(target_os = "windows") {
"Segoe UI".into()
} else {
"FreeMono".into()
},
radius: 5.0,
shadow: false,
scrollbar_show: ScrollbarShow::default(),
colors,
}
}
}
#[derive(Debug, Clone, Copy, Default, PartialEq, PartialOrd, Eq)]
pub enum ThemeMode {
Light,
#[default]
Dark,
}
impl ThemeMode {
pub fn is_dark(&self) -> bool {
matches!(self, Self::Dark)
}
}
#[cfg(test)]
mod tests {
use crate::theme::Colorize as _;
#[test]
fn test_lighten() {
let color = super::hsl(240.0, 5.0, 30.0);
let color = color.lighten(0.5);
assert_eq!(color.l, 0.45000002);
let color = color.lighten(0.5);
assert_eq!(color.l, 0.675);
let color = color.lighten(0.1);
assert_eq!(color.l, 0.7425);
}
#[test]
fn test_darken() {
let color = super::hsl(240.0, 5.0, 96.0);
let color = color.darken(0.5);
assert_eq!(color.l, 0.48);
let color = color.darken(0.5);
assert_eq!(color.l, 0.24);
}
}