Struct embedded_graphics::pixelcolor::Gray4

pub struct Gray4(_);

4 bit grayscale color.

Methods

impl Gray4

pub const fn new(luma: u8) -> Self

Creates a new grayscale color.

Too large luma values are masked to the valid range by setting the upper bits to 0.

Trait Implementations

impl Clone for Gray4

fn clone(&self) -> Gray4

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for Gray4

impl Debug for Gray4

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for Gray4

fn default() -> Gray4

Returns the "default value" for a type.

impl Eq for Gray4

impl From<BinaryColor> for Gray4

fn from(color: BinaryColor) -> Self

Performs the conversion.

impl From<Gray4> for Rgb555

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for Bgr555

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for Rgb565

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for Bgr565

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for Rgb888

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for Bgr888

fn from(other: Gray4) -> Self

Performs the conversion.

impl From<Gray4> for RawU4

fn from(color: Gray4) -> Self

Performs the conversion.

impl From<RawU4> for Gray4

fn from(data: RawU4) -> Self

Performs the conversion.

impl GrayColor for Gray4

fn luma(&self) -> u8

Returns the luma channel value.

const BLACK: Self

Black color (0% luma)

const WHITE: Self

White color (100% luma)

impl Hash for Gray4

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Ord for Gray4

fn cmp(&self, other: &Gray4) -> Ordering

This method returns an [Ordering] between self and other.

#[must_use]fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl PartialEq<Gray4> for Gray4

fn eq(&self, other: &Gray4) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Gray4) -> bool

This method tests for !=.

impl PartialOrd<Gray4> for Gray4

fn partial_cmp(&self, other: &Gray4) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Gray4) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Gray4) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Gray4) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Gray4) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl PixelColor for Gray4

type Raw = RawU4

Raw data type.

impl StructuralEq for Gray4

impl StructuralPartialEq for Gray4