Trait embedded_graphics::prelude::GrayColor

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

    fn luma(&self) -> u8;
}

Grayscale color.

Associated Constants

const BLACK: Self

Black color (0% luma)

const WHITE: Self

White color (100% luma)

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Required methods

fn luma(&self) -> u8

Returns the luma channel value.

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Implementors

impl GrayColor for Gray2

fn luma(&self) -> u8

const BLACK: Self

Black color (0% luma)

const WHITE: Self

White color (100% luma)

impl GrayColor for Gray4

fn luma(&self) -> u8

const BLACK: Self

Black color (0% luma)

const WHITE: Self

White color (100% luma)

impl GrayColor for Gray8

fn luma(&self) -> u8

const BLACK: Self

Black color (0% luma)

const WHITE: Self

White color (100% luma)

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