showbits/showbits-thermal-printer/src/color.rs
2024-03-05 00:09:34 +01:00

32 lines
845 B
Rust

use palette::Srgb;
use showbits_common::Color;
#[derive(Clone, Copy)]
pub enum PixelBw {
Black,
White,
Transparent,
Invert,
}
impl Color for PixelBw {
fn to_srgb(self) -> Srgb {
match self {
Self::Black => Srgb::new(0.0, 0.0, 0.0),
Self::White => Srgb::new(1.0, 1.0, 1.0),
_ => Srgb::new(1.0, 0.0, 1.0),
}
}
fn over(self, other: Self) -> Self {
match (self, other) {
(Self::Black, _) => Self::Black,
(Self::White, _) => Self::White,
(Self::Transparent, p) => p,
(Self::Invert, Self::Black) => Self::White,
(Self::Invert, Self::White) => Self::Black,
(Self::Invert, Self::Invert) => Self::Transparent,
(Self::Invert, Self::Transparent) => Self::Invert,
}
}
}