Enum font_kit::canvas::Format

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pub enum Format {
    Rgba32,
    Rgb24,
    A8,
}

Expand description

The image format for the canvas.

Variants

`Rgba32`

Premultiplied R8G8B8A8, little-endian.

`Rgb24`

R8G8B8, little-endian.

`A8`

A8.

Implementations

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impl Format

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pub fn bits_per_pixel(self) -> u8

Returns the number of bits per pixel that this image format corresponds to.

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pub fn components_per_pixel(self) -> u8

Returns the number of color channels per pixel that this image format corresponds to.

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pub fn bits_per_component(self) -> u8

Returns the number of bits per color channel that this image format contains.

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pub fn bytes_per_pixel(self) -> u8

Returns the number of bytes per pixel that this image format corresponds to.

Trait Implementations

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impl Clone for Format

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fn clone(&self) -> Format

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

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impl Debug for Format

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

Formats the value using the given formatter. Read more

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impl PartialEq<Format> for Format

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

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

1.0.0 · source

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

This method tests for !=.

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impl Copy for Format

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impl StructuralPartialEq for Format

Auto Trait Implementations

impl RefUnwindSafe for Format

impl Send for Format

impl Sync for Format

impl Unpin for Format

impl UnwindSafe for Format

Blanket Implementations

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

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

type Owned = T

The resulting type after obtaining ownership.

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fn to_owned(&self) -> T

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

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

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

Enum font_kit::canvas::Format

Variants

Rgba32

Rgb24

A8

Implementations

impl Format

pub fn bits_per_pixel(self) -> u8

pub fn components_per_pixel(self) -> u8

pub fn bits_per_component(self) -> u8

pub fn bytes_per_pixel(self) -> u8

Trait Implementations

impl Clone for Format

fn clone(&self) -> Format

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

impl Debug for Format

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

impl PartialEq<Format> for Format

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

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

impl Copy for Format

impl StructuralPartialEq for Format

Auto Trait Implementations

impl RefUnwindSafe for Format

impl Send for Format

impl Sync for Format

impl Unpin for Format

impl UnwindSafe for Format

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

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

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

`Rgba32`

`Rgb24`

`A8`

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

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

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

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

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

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

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