embedded_graphics_core::pixelcolor

Struct Gray4

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pub struct Gray4(/* private fields */);

Expand description

4 bit grayscale color.

Implementations§

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. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for Gray4

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

Formats the value using the given formatter. Read more

impl Default for Gray4

fn default() -> Gray4

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

impl Format for Gray4
where RawU4: Format,

fn format(&self, f: Formatter<'_>)

Writes the defmt representation of self to fmt.

impl From<Bgr555> for Gray4

fn from(other: Bgr555) -> Self

Converts to this type from the input type.

impl From<Bgr565> for Gray4

fn from(other: Bgr565) -> Self

Converts to this type from the input type.

impl From<Bgr666> for Gray4

fn from(other: Bgr666) -> Self

Converts to this type from the input type.

impl From<Bgr888> for Gray4

fn from(other: Bgr888) -> Self

Converts to this type from the input type.

impl From<BinaryColor> for Gray4

fn from(color: BinaryColor) -> Self

Converts to this type from the input type.

impl From<Gray2> for Gray4

fn from(other: Gray2) -> Self

Converts to this type from the input type.

impl From<Gray4> for Bgr555

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Bgr565

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Bgr666

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Bgr888

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for BinaryColor

fn from(color: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Gray2

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Gray8

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for RawU4

fn from(color: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Rgb555

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Rgb565

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Rgb666

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray4> for Rgb888

fn from(other: Gray4) -> Self

Converts to this type from the input type.

impl From<Gray8> for Gray4

fn from(other: Gray8) -> Self

Converts to this type from the input type.

impl From<RawU4> for Gray4

fn from(data: RawU4) -> Self

Converts to this type from the input type.

impl From<Rgb555> for Gray4

fn from(other: Rgb555) -> Self

Converts to this type from the input type.

impl From<Rgb565> for Gray4

fn from(other: Rgb565) -> Self

Converts to this type from the input type.

impl From<Rgb666> for Gray4

fn from(other: Rgb666) -> Self

Converts to this type from the input type.

impl From<Rgb888> for Gray4

fn from(other: Rgb888) -> Self

Converts to this type from the input type.

impl GrayColor for Gray4

const BLACK: Self

Black color (0% luma).

const WHITE: Self

White color (100% luma).

fn luma(&self) -> u8

Returns the luma channel value.

impl Hash for Gray4

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

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 Gray4

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

Restrict a value to a certain interval. Read more

impl PartialEq for Gray4

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

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

type Raw = RawU4

Raw data type. Read more

impl Copy for Gray4

impl Eq for Gray4

impl StructuralPartialEq for Gray4

Auto Trait Implementations§

impl Freeze for Gray4

impl RefUnwindSafe for Gray4

impl Send for Gray4

impl Sync for Gray4

impl Unpin for Gray4

impl UnwindSafe for Gray4

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,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

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

Performs copy-assignment from self to dest. 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> Same for T

type Output = T

Should always be Self

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<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.

fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.

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, 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.

impl<T> Scalar for T
where T: 'static + Clone + PartialEq + Debug,