diff options
Diffstat (limited to 'src/canvas/styling.rs')
| -rw-r--r-- | src/canvas/styling.rs | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/src/canvas/styling.rs b/src/canvas/styling.rs new file mode 100644 index 00000000..88273352 --- /dev/null +++ b/src/canvas/styling.rs @@ -0,0 +1,293 @@ +mod colour_utils; + +use anyhow::Context; +use colour_utils::*; +use tui::style::{Color, Style}; + +use super::ColourScheme; +pub use crate::options::Config; +use crate::{constants::*, options::colours::ConfigColours, utils::error}; + +pub struct CanvasStyling { + pub currently_selected_text_colour: Color, + pub currently_selected_bg_colour: Color, + pub currently_selected_text_style: Style, + pub table_header_style: Style, + pub ram_style: Style, + #[cfg(not(target_os = "windows"))] + pub cache_style: Style, + pub swap_style: Style, + pub arc_style: Style, + pub gpu_colour_styles: Vec<Style>, + pub rx_style: Style, + pub tx_style: Style, + pub total_rx_style: Style, + pub total_tx_style: Style, + pub all_colour_style: Style, + pub avg_colour_style: Style, + pub cpu_colour_styles: Vec<Style>, + pub border_style: Style, + pub highlighted_border_style: Style, + pub text_style: Style, + pub widget_title_style: Style, + pub graph_style: Style, + pub high_battery_colour: Style, + pub medium_battery_colour: Style, + pub low_battery_colour: Style, + pub invalid_query_style: Style, + pub disabled_text_style: Style, +} + +impl Default for CanvasStyling { + fn default() -> Self { + let text_colour = Color::Gray; + let currently_selected_text_colour = Color::Black; + let currently_selected_bg_colour = HIGHLIGHT_COLOUR; + + CanvasStyling { + currently_selected_text_colour, + currently_selected_bg_colour, + currently_selected_text_style: Style::default() + .fg(currently_selected_text_colour) + .bg(currently_selected_bg_colour), + table_header_style: Style::default().fg(HIGHLIGHT_COLOUR), + ram_style: Style::default().fg(FIRST_COLOUR), + #[cfg(not(target_os = "windows"))] + cache_style: Style::default().fg(FIFTH_COLOUR), + swap_style: Style::default().fg(SECOND_COLOUR), + arc_style: Style::default().fg(THIRD_COLOUR), + gpu_colour_styles: vec![ + Style::default().fg(FOURTH_COLOUR), + Style::default().fg(Color::LightBlue), + Style::default().fg(Color::LightRed), + Style::default().fg(Color::Cyan), + Style::default().fg(Color::Green), + Style::default().fg(Color::Blue), + Style::default().fg(Color::Red), + ], + rx_style: Style::default().fg(FIRST_COLOUR), + tx_style: Style::default().fg(SECOND_COLOUR), + total_rx_style: Style::default().fg(THIRD_COLOUR), + total_tx_style: Style::default().fg(FOURTH_COLOUR), + all_colour_style: Style::default().fg(ALL_COLOUR), + avg_colour_style: Style::default().fg(AVG_COLOUR), + cpu_colour_styles: vec![ + Style::default().fg(Color::LightMagenta), + Style::default().fg(Color::LightYellow), + Style::default().fg(Color::LightCyan), + Style::default().fg(Color::LightGreen), + Style::default().fg(Color::LightBlue), + Style::default().fg(Color::Cyan), + Style::default().fg(Color::Green), + Style::default().fg(Color::Blue), + ], + border_style: Style::default().fg(text_colour), + highlighted_border_style: Style::default().fg(HIGHLIGHT_COLOUR), + text_style: Style::default().fg(text_colour), + widget_title_style: Style::default().fg(text_colour), + graph_style: Style::default().fg(text_colour), + high_battery_colour: Style::default().fg(Color::Green), + medium_battery_colour: Style::default().fg(Color::Yellow), + low_battery_colour: Style::default().fg(Color::Red), + invalid_query_style: Style::default().fg(Color::Red), + disabled_text_style: Style::default().fg(Color::DarkGray), + } + } +} + +macro_rules! try_set_colour { + ($field:expr, $colours:expr, $colour_field:ident) => { + if let Some(colour_str) = &$colours.$colour_field { + $field = str_to_fg(colour_str).context(concat!( + "update '", + stringify!($colour_field), + "' in your config file" + ))?; + } + }; +} + +macro_rules! try_set_colour_list { + ($field:expr, $colours:expr, $colour_field:ident) => { + if let Some(colour_list) = &$colours.$colour_field { + $field = colour_list + .iter() + .map(|s| str_to_fg(s)) + .collect::<error::Result<Vec<Style>>>() + .context(concat!( + "update '", + stringify!($colour_field), + "' in your config file" + ))?; + } + }; +} + +impl CanvasStyling { + pub fn new(colour_scheme: ColourScheme, config: &Config) -> anyhow::Result<Self> { + let mut canvas_colours = Self::default(); + + match colour_scheme { + ColourScheme::Default => {} + ColourScheme::DefaultLight => { + canvas_colours.set_colours_from_palette(&default_light_mode_colour_palette())?; + } + ColourScheme::Gruvbox => { + canvas_colours.set_colours_from_palette(&gruvbox_colour_palette())?; + } + ColourScheme::GruvboxLight => { + canvas_colours.set_colours_from_palette(&gruvbox_light_colour_palette())?; + } + ColourScheme::Nord => { + canvas_colours.set_colours_from_palette(&nord_colour_palette())?; + } + ColourScheme::NordLight => { + canvas_colours.set_colours_from_palette(&nord_light_colour_palette())?; + } + ColourScheme::Custom => { + if let Some(colors) = &config.colors { + canvas_colours.set_colours_from_palette(colors)?; + } + } + } + + Ok(canvas_colours) + } + + pub fn set_colours_from_palette(&mut self, colours: &ConfigColours) -> anyhow::Result<()> { + // CPU + try_set_colour!(self.avg_colour_style, colours, avg_cpu_color); + try_set_colour!(self.all_colour_style, colours, all_cpu_color); + try_set_colour_list!(self.cpu_colour_styles, colours, cpu_core_colors); + + // Memory + #[cfg(not(target_os = "windows"))] + try_set_colour!(self.cache_style, colours, cache_color); + + #[cfg(feature = "zfs")] + try_set_colour!(self.arc_style, colours, arc_color); + + #[cfg(feature = "gpu")] + try_set_colour_list!(self.gpu_colour_styles, colours, gpu_core_colors); + + try_set_colour!(self.ram_style, colours, ram_color); + try_set_colour!(self.swap_style, colours, swap_color); + + // Network + try_set_colour!(self.rx_style, colours, rx_color); + try_set_colour!(self.tx_style, colours, tx_color); + try_set_colour!(self.total_rx_style, colours, rx_total_color); + try_set_colour!(self.total_tx_style, colours, tx_total_color); + + // Battery + try_set_colour!(self.high_battery_colour, colours, high_battery_color); + try_set_colour!(self.medium_battery_colour, colours, medium_battery_color); + try_set_colour!(self.low_battery_colour, colours, low_battery_color); + + // Widget text and graphs + try_set_colour!(self.widget_title_style, colours, widget_title_color); + try_set_colour!(self.graph_style, colours, graph_color); + try_set_colour!(self.text_style, colours, text_color); + try_set_colour!(self.disabled_text_style, colours, disabled_text_color); + try_set_colour!(self.border_style, colours, border_color); + try_set_colour!( + self.highlighted_border_style, + colours, + highlighted_border_color + ); + + // Tables + try_set_colour!(self.table_header_style, colours, table_header_color); + + if let Some(scroll_entry_text_color) = &colours.selected_text_color { + self.set_scroll_entry_text_color(scroll_entry_text_color) + .context("update 'selected_text_color' in your config file")?; + } + + if let Some(scroll_entry_bg_color) = &colours.selected_bg_color { + self.set_scroll_entry_bg_color(scroll_entry_bg_color) + .context("update 'selected_bg_color' in your config file")?; + } + + Ok(()) + } + + fn set_scroll_entry_text_color(&mut self, colour: &str) -> error::Result<()> { + self.currently_selected_text_colour = str_to_colour(colour)?; + self.currently_selected_text_style = Style::default() + .fg(self.currently_selected_text_colour) + .bg(self.currently_selected_bg_colour); + + Ok(()) + } + + fn set_scroll_entry_bg_color(&mut self, colour: &str) -> error::Result<()> { + self.currently_selected_bg_colour = str_to_colour(colour)?; + self.currently_selected_text_style = Style::default() + .fg(self.currently_selected_text_colour) + .bg(self.currently_selected_bg_colour); + + Ok(()) + } +} + +#[cfg(test)] +mod test { + use tui::style::{Color, Style}; + + use super::{CanvasStyling, ColourScheme}; + use crate::options::Config; + + #[test] + fn default_selected_colour_works() { + let mut colours = CanvasStyling::default(); + + assert_eq!( + colours.currently_selected_text_style, + Style::default() + .fg(colours.currently_selected_text_colour) + .bg(colours.currently_selected_bg_colour), + ); + + colours.set_scroll_entry_text_color("red").unwrap(); + assert_eq!( + colours.currently_selected_text_style, + Style::default() + .fg(Color::Red) + .bg(colours.currently_selected_bg_colour), + ); + + colours.set_scroll_entry_bg_color("magenta").unwrap(); + assert_eq!( + colours.currently_selected_text_style, + Style::default().fg(Color::Red).bg(Color::Magenta), + ); + + colours.set_scroll_entry_text_color("fake red").unwrap_err(); + assert_eq!( + colours.currently_selected_text_style, + Style::default() + .fg(Color::Red) + .bg(colours.currently_selected_bg_colour), + ); + + colours + .set_scroll_entry_bg_color("fake magenta") + .unwrap_err(); + assert_eq!( + colours.currently_selected_text_style, + Style::default().fg(Color::Red).bg(Color::Magenta), + ); + } + + #[test] + fn built_in_colour_schemes_work() { + let config = Config::default(); + CanvasStyling::new(ColourScheme::Default, &config).unwrap(); + CanvasStyling::new(ColourScheme::DefaultLight, &config).unwrap(); + CanvasStyling::new(ColourScheme::Gruvbox, &config).unwrap(); + CanvasStyling::new(ColourScheme::GruvboxLight, &config).unwrap(); + CanvasStyling::new(ColourScheme::Nord, &config).unwrap(); + CanvasStyling::new(ColourScheme::NordLight, &config).unwrap(); + } +} |