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FontSource

Enum FontSource 

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pub enum FontSource {
    Url {
        url: FontSourceUrl,
        format: Option<FontFormat>,
        tech: Option<FontTech>,
    },
    Local {
        name: String,
    },
}
Expand description

A single entry of a CSS @font-face src descriptor.

A Url points at a font file to download, with optional format() and tech() hints the browser uses to skip files it cannot use. A Local names a font already installed on the system.

Renders as the corresponding CSS, e.g. url("/font.woff2") format(woff2) or local("Helvetica Neue").

Variants§

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Url

A downloadable font file, with optional format and technology hints.

Fields

§url: FontSourceUrl

Where the font file is located.

§format: Option<FontFormat>

The font file format, written as a format() hint.

§tech: Option<FontTech>

The font technology, written as a tech() hint.

§

Local

A locally installed font, named by a local() entry.

Fields

§name: String

The family name of the installed font.

Implementations§

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impl FontSource

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pub fn url( url: impl Into<FontSourceUrl>, format: Option<FontFormat>, tech: Option<FontTech>, ) -> Self

A downloadable source from a URL, with optional format() and tech() hints.

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pub fn local(name: impl Into<String>) -> Self

A source naming a font already installed on the system.

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pub fn fmt(&self, cx: &Cx, f: &mut dyn Write) -> Result

Writes this source as a single CSS src entry.

§Errors

Returns any error produced while writing to f.

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pub fn is_url(&self) -> bool

Returns true if the font source is Url.

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pub fn is_local(&self) -> bool

Returns true if the font source is Local.

Trait Implementations§

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impl Clone for FontSource

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fn clone(&self) -> FontSource

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for FontSource

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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 Eq for FontSource

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impl Hash for FontSource

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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
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impl PartialEq for FontSource

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for FontSource

Auto Trait Implementations§

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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneAny for T
where T: Any + Clone,

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

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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
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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,

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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)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.