Struct embedded_graphics::pixelcolor::Gray2

pub struct Gray2(/* private fields */);

Expand description

2 bit grayscale color.

Implementations§

impl Gray2

pub const fn new(luma: u8) -> Gray2

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 Gray2

fn clone(&self) -> Gray2

Returns a copy of the value. Read more

1.0.0 · source§

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

Performs copy-assignment from source. Read more

impl ColorMapping for Gray2

const NONE_COLOR: Rgb888 = Rgb888::CSS_STEEL_BLUE

Color used to display None values when EG_FANCY_PANIC is enabled. Read more

fn char_to_color(c: char) -> Self

Converts a char into a color of type C.

fn color_to_char(color: Self) -> char

Converts a color of type C into a char.

impl Debug for Gray2

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more

impl Default for Gray2

fn default() -> Gray2

Returns the “default value” for a type. Read more

impl From<Bgr555> for Gray2

fn from(other: Bgr555) -> Gray2

Converts to this type from the input type.

impl From<Bgr565> for Gray2

fn from(other: Bgr565) -> Gray2

Converts to this type from the input type.

impl From<Bgr888> for Gray2

fn from(other: Bgr888) -> Gray2

Converts to this type from the input type.

impl From<BinaryColor> for Gray2

fn from(color: BinaryColor) -> Gray2

Converts to this type from the input type.

impl From<Gray2> for Bgr555

fn from(other: Gray2) -> Bgr555

Converts to this type from the input type.

impl From<Gray2> for Bgr565

fn from(other: Gray2) -> Bgr565

Converts to this type from the input type.

impl From<Gray2> for Bgr888

fn from(other: Gray2) -> Bgr888

Converts to this type from the input type.

impl From<Gray2> for BinaryColor

fn from(color: Gray2) -> BinaryColor

Converts to this type from the input type.

impl From<Gray2> for Gray4

fn from(other: Gray2) -> Gray4

Converts to this type from the input type.

impl From<Gray2> for Gray8

fn from(other: Gray2) -> Gray8

Converts to this type from the input type.

impl From<Gray2> for RawU2

fn from(color: Gray2) -> RawU2

Converts to this type from the input type.

impl From<Gray2> for Rgb555

fn from(other: Gray2) -> Rgb555

Converts to this type from the input type.

impl From<Gray2> for Rgb565

fn from(other: Gray2) -> Rgb565

Converts to this type from the input type.

impl From<Gray2> for Rgb888

fn from(other: Gray2) -> Rgb888

Converts to this type from the input type.

impl From<Gray4> for Gray2

fn from(other: Gray4) -> Gray2

Converts to this type from the input type.

impl From<Gray8> for Gray2

fn from(other: Gray8) -> Gray2

Converts to this type from the input type.

impl From<RawU2> for Gray2

fn from(data: RawU2) -> Gray2

Converts to this type from the input type.

impl From<Rgb555> for Gray2

fn from(other: Rgb555) -> Gray2

Converts to this type from the input type.

impl From<Rgb565> for Gray2

fn from(other: Rgb565) -> Gray2

Converts to this type from the input type.

impl From<Rgb888> for Gray2

fn from(other: Rgb888) -> Gray2

Converts to this type from the input type.

impl GrayColor for Gray2

fn luma(&self) -> u8

Returns the luma channel value.

const BLACK: Gray2 = _

Black color (0% luma).

const WHITE: Gray2 = _

White color (100% luma).

impl Hash for Gray2

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

Feeds this value into the given Hasher. Read more

1.3.0 · source§

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

Feeds a slice of this type into the given Hasher. Read more

impl Ord for Gray2

fn cmp(&self, other: &Gray2) -> Ordering

This method returns an Ordering between self and other. Read more

1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more

1.21.0 · source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more

1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more

impl PartialEq for Gray2

fn eq(&self, other: &Gray2) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for Gray2

fn partial_cmp(&self, other: &Gray2) -> Option<Ordering>

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

1.0.0 · source§

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

Tests less than (for self and other) and is used by the < operator. Read more

1.0.0 · source§

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

Tests less than or equal to (for self and other) and is used by the <= operator. Read more

1.0.0 · source§

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

Tests greater than (for self and other) and is used by the > operator. Read more

1.0.0 · source§

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

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more

impl PixelColor for Gray2

type Raw = RawU2

Raw data type. Read more

impl Copy for Gray2

impl Eq for Gray2

impl StructuralPartialEq for Gray2

Auto Trait Implementations§

impl Freeze for Gray2

impl RefUnwindSafe for Gray2

impl Send for Gray2

impl Sync for Gray2

impl Unpin for Gray2

impl UnwindSafe for Gray2

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Az for T

fn az<Dst>(self) -> Dst
where T: Cast<Dst>,

Casts the value.

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<Src, Dst> CastFrom<Src> for Dst
where Src: Cast<Dst>,

fn cast_from(src: Src) -> Dst

Casts the value.

impl<T> CheckedAs for T

fn checked_as<Dst>(self) -> Option<Dst>
where T: CheckedCast<Dst>,

Casts the value.

impl<Src, Dst> CheckedCastFrom<Src> for Dst
where Src: CheckedCast<Dst>,

fn checked_cast_from(src: Src) -> Option<Dst>

Casts the value.

impl<T> CloneToUninit for T
where T: Clone,

default unsafe fn clone_to_uninit(&self, dst: *mut T)

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

Performs copy-assignment from self to dst. Read more

impl<T> CloneToUninit for T
where T: Copy,

unsafe fn clone_to_uninit(&self, dst: *mut T)

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

Performs copy-assignment from self to dst. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<C> IntoStorage for C
where C: PixelColor, <C as PixelColor>::Raw: From<C>,

type Storage = <<C as PixelColor>::Raw as RawData>::Storage

The underlying storage type for the pixel color

fn into_storage(self) -> <C as IntoStorage>::Storage

Convert the PixelColor into its raw storage form

impl<T> OverflowingAs for T

fn overflowing_as<Dst>(self) -> (Dst, bool)
where T: OverflowingCast<Dst>,

Casts the value.

impl<Src, Dst> OverflowingCastFrom<Src> for Dst
where Src: OverflowingCast<Dst>,

fn overflowing_cast_from(src: Src) -> (Dst, bool)

Casts the value.

impl<T> SaturatingAs for T

fn saturating_as<Dst>(self) -> Dst
where T: SaturatingCast<Dst>,

Casts the value.

impl<Src, Dst> SaturatingCastFrom<Src> for Dst
where Src: SaturatingCast<Dst>,

fn saturating_cast_from(src: Src) -> Dst

Casts the value.

impl<C> ToBytes for C
where C: PixelColor + Into<<C as PixelColor>::Raw>,

type Bytes = <<C as PixelColor>::Raw as ToBytes>::Bytes

Return type of methods in this trait.

fn to_le_bytes(self) -> <C as ToBytes>::Bytes

Converts a color into a byte array with little endian byte order.

fn to_be_bytes(self) -> <C as ToBytes>::Bytes

Converts a color into a byte array with big endian byte order.

fn to_ne_bytes(self) -> <C as ToBytes>::Bytes

Converts a color into a byte array with native byte order.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<T> UnwrappedAs for T

fn unwrapped_as<Dst>(self) -> Dst
where T: UnwrappedCast<Dst>,

Casts the value.

impl<Src, Dst> UnwrappedCastFrom<Src> for Dst
where Src: UnwrappedCast<Dst>,

fn unwrapped_cast_from(src: Src) -> Dst

Casts the value.

impl<T> WrappingAs for T

fn wrapping_as<Dst>(self) -> Dst
where T: WrappingCast<Dst>,

Casts the value.

impl<Src, Dst> WrappingCastFrom<Src> for Dst
where Src: WrappingCast<Dst>,

fn wrapping_cast_from(src: Src) -> Dst

Casts the value.