Trait embedded_graphics::pixelcolor::GrayColor

pub trait GrayColor: PixelColor {
    const BLACK: Self;
    const WHITE: Self;

    // Required method
    fn luma(&self) -> u8;
}

Grayscale color.

Required Associated Constants

const BLACK: Self

Black color (0% luma).

const WHITE: Self

White color (100% luma).

Required Methods

fn luma(&self) -> u8

Returns the luma channel value.

Implementors

impl GrayColor for Gray2

const BLACK: Gray2 = Self::new(0)

const WHITE: Gray2 = Self::new(255)

impl GrayColor for Gray4

const BLACK: Gray4 = Self::new(0)

const WHITE: Gray4 = Self::new(255)

impl GrayColor for Gray8

const BLACK: Gray8 = Self::new(0)

const WHITE: Gray8 = Self::new(255)