From 3ad7d543ca17963f0839b1a6cd8abacdb5c60cf7 Mon Sep 17 00:00:00 2001 From: A-Walrus Date: Thu, 11 Aug 2022 14:10:29 +0300 Subject: [PATCH] Add separate color for underlines --- helix-tui/src/backend/crossterm.rs | 8 +++++++- helix-tui/src/buffer.rs | 7 +++++++ helix-view/src/graphics.rs | 19 +++++++++++++++++++ helix-view/src/theme.rs | 1 + runtime/themes/dark_plus.toml | 3 ++- 5 files changed, 36 insertions(+), 2 deletions(-) diff --git a/helix-tui/src/backend/crossterm.rs b/helix-tui/src/backend/crossterm.rs index 252036f38..fe9da9198 100644 --- a/helix-tui/src/backend/crossterm.rs +++ b/helix-tui/src/backend/crossterm.rs @@ -4,7 +4,7 @@ use crossterm::{ execute, queue, style::{ Attribute as CAttribute, Color as CColor, Print, SetAttribute, SetBackgroundColor, - SetForegroundColor, + SetForegroundColor, SetUnderlineColor, }, terminal::{self, Clear, ClearType}, }; @@ -47,6 +47,7 @@ where { let mut fg = Color::Reset; let mut bg = Color::Reset; + let mut underline = Color::Reset; let mut modifier = Modifier::empty(); let mut last_pos: Option<(u16, u16)> = None; for (x, y, cell) in content { @@ -73,6 +74,11 @@ where map_error(queue!(self.buffer, SetBackgroundColor(color)))?; bg = cell.bg; } + if cell.underline != underline { + let color = CColor::from(cell.underline); + map_error(queue!(self.buffer, SetUnderlineColor(color)))?; + underline = cell.underline; + } map_error(queue!(self.buffer, Print(&cell.symbol)))?; } diff --git a/helix-tui/src/buffer.rs b/helix-tui/src/buffer.rs index 21c53aadf..14f3ecafa 100644 --- a/helix-tui/src/buffer.rs +++ b/helix-tui/src/buffer.rs @@ -11,6 +11,7 @@ pub struct Cell { pub symbol: String, pub fg: Color, pub bg: Color, + pub underline: Color, pub modifier: Modifier, } @@ -44,6 +45,9 @@ impl Cell { if let Some(c) = style.bg { self.bg = c; } + if let Some(c) = style.underline { + self.underline = c; + } self.modifier.insert(style.add_modifier); self.modifier.remove(style.sub_modifier); self @@ -53,6 +57,7 @@ impl Cell { Style::default() .fg(self.fg) .bg(self.bg) + .underline(self.bg) .add_modifier(self.modifier) } @@ -61,6 +66,7 @@ impl Cell { self.symbol.push(' '); self.fg = Color::Reset; self.bg = Color::Reset; + self.underline = Color::Reset; self.modifier = Modifier::empty(); } } @@ -71,6 +77,7 @@ impl Default for Cell { symbol: " ".into(), fg: Color::Reset, bg: Color::Reset, + underline: Color::Reset, modifier: Modifier::empty(), } } diff --git a/helix-view/src/graphics.rs b/helix-view/src/graphics.rs index 15492119b..c995f60c9 100644 --- a/helix-view/src/graphics.rs +++ b/helix-view/src/graphics.rs @@ -440,6 +440,7 @@ impl FromStr for Modifier { pub struct Style { pub fg: Option, pub bg: Option, + pub underline: Option, pub add_modifier: Modifier, pub sub_modifier: Modifier, } @@ -449,6 +450,7 @@ impl Default for Style { Style { fg: None, bg: None, + underline: None, add_modifier: Modifier::empty(), sub_modifier: Modifier::empty(), } @@ -461,6 +463,7 @@ impl Style { Style { fg: Some(Color::Reset), bg: Some(Color::Reset), + underline: Some(Color::Reset), add_modifier: Modifier::empty(), sub_modifier: Modifier::all(), } @@ -496,6 +499,21 @@ impl Style { self } + /// Changes the underline color. + /// + /// ## Examples + /// + /// ```rust + /// # use helix_view::graphics::{Color, Style}; + /// let style = Style::default().underline(Color::Blue); + /// let diff = Style::default().underline(Color::Red); + /// assert_eq!(style.patch(diff), Style::default().underline(Color::Red)); + /// ``` + pub fn underline(mut self, color: Color) -> Style { + self.underline = Some(color); + self + } + /// Changes the text emphasis. /// /// When applied, it adds the given modifier to the `Style` modifiers. @@ -552,6 +570,7 @@ impl Style { pub fn patch(mut self, other: Style) -> Style { self.fg = other.fg.or(self.fg); self.bg = other.bg.or(self.bg); + self.underline = other.underline.or(self.underline); self.add_modifier.remove(other.sub_modifier); self.add_modifier.insert(other.add_modifier); diff --git a/helix-view/src/theme.rs b/helix-view/src/theme.rs index fa5fa7028..5ce1b2c57 100644 --- a/helix-view/src/theme.rs +++ b/helix-view/src/theme.rs @@ -269,6 +269,7 @@ impl ThemePalette { match name.as_str() { "fg" => *style = style.fg(self.parse_color(value)?), "bg" => *style = style.bg(self.parse_color(value)?), + "underline" => *style = style.underline(self.parse_color(value)?), "modifiers" => { let modifiers = value .as_array() diff --git a/runtime/themes/dark_plus.toml b/runtime/themes/dark_plus.toml index f99da4fbf..d1a5756ef 100644 --- a/runtime/themes/dark_plus.toml +++ b/runtime/themes/dark_plus.toml @@ -92,7 +92,8 @@ "info" = { fg = "light_blue" } "hint" = { fg = "light_gray3" } -diagnostic = { modifiers = ["underlined"] } +"diagnostic.error" = {underline = "red", modifiers = ["undercurled"] } +"diagnostic" = {underline = "gold", modifiers = ["undercurled"] } [palette] white = "#ffffff"