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use embedded_graphics::pixelcolor::{Rgb888, RgbColor};
/// Color theme for binary displays
#[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
pub enum BinaryColorTheme {
/// A simple on/off, non-styled display with black background and white pixels
#[default]
Default,
/// Inverted colors.
Inverted,
/// An on/off classic LCD-like display with white background
LcdWhite,
/// An on/off classic LCD-like display with green background and dark grey pixels
LcdGreen,
/// An on/off LCD-like display with light blue background and blue-white pixels
LcdBlue,
/// An on/off OLED-like display with a black background and white pixels
OledWhite,
/// An on/off OLED-like display with a dark blue background and light blue pixels
OledBlue,
/// Custom binary color theme/mapping
Custom {
/// The color used for the "off" state pixels.
color_off: Rgb888,
/// The color used for the "on" state pixels.
color_on: Rgb888,
},
}
fn map_color(color: Rgb888, color_off: Rgb888, color_on: Rgb888) -> Rgb888 {
match color {
Rgb888::BLACK => color_off,
_ => color_on,
}
}
impl BinaryColorTheme {
/// Gets the theme's pixel color for a given pixel state.
pub(crate) fn convert(self, color: Rgb888) -> Rgb888 {
match self {
BinaryColorTheme::Default => color,
BinaryColorTheme::Custom {
color_off,
color_on,
} => map_color(color, color_off, color_on),
BinaryColorTheme::Inverted => {
Rgb888::new(255 - color.r(), 255 - color.g(), 255 - color.b())
}
BinaryColorTheme::LcdWhite => {
map_color(color, Rgb888::new(245, 245, 245), Rgb888::new(32, 32, 32))
}
BinaryColorTheme::LcdGreen => {
map_color(color, Rgb888::new(120, 185, 50), Rgb888::new(32, 32, 32))
}
BinaryColorTheme::LcdBlue => {
map_color(color, Rgb888::new(70, 80, 230), Rgb888::new(230, 230, 255))
}
BinaryColorTheme::OledBlue => {
map_color(color, Rgb888::new(0, 20, 40), Rgb888::new(0, 210, 255))
}
BinaryColorTheme::OledWhite => map_color(color, Rgb888::new(20, 20, 20), Rgb888::WHITE),
}
}
}