Enum font_kit::handle::Handle

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pub enum Handle {
    Path {
        path: PathBuf,
        font_index: u32,
    },
    Memory {
        bytes: Arc<Vec<u8>>,
        font_index: u32,
    },
}
Expand description

Encapsulates the information needed to locate and open a font.

This is either the path to the font or the raw in-memory font data.

To open the font referenced by a handle, use a loader.

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Path

A font on disk referenced by a path.

Fields

§path: PathBuf

The path to the font.

§font_index: u32

The index of the font, if the path refers to a collection.

If the path refers to a single font, this value will be 0.

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Memory

A font in memory.

Fields

§bytes: Arc<Vec<u8>>

The raw TrueType/OpenType/etc. data that makes up this font.

§font_index: u32

The index of the font, if the memory consists of a collection.

If the memory consists of a single font, this value will be 0.

Implementations§

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impl Handle

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pub fn from_path(path: PathBuf, font_index: u32) -> Handle

Creates a new handle from a path.

font_index specifies the index of the font to choose if the path points to a font collection. If the path points to a single font file, pass 0.

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pub fn from_memory(bytes: Arc<Vec<u8>>, font_index: u32) -> Handle

Creates a new handle from raw TTF/OTF/etc. data in memory.

font_index specifies the index of the font to choose if the memory represents a font collection. If the memory represents a single font file, pass 0.

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pub fn load(&self) -> Result<Font, FontLoadingError>

A convenience method to load this handle with the default loader, producing a Font.

Trait Implementations§

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impl Clone for Handle

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fn clone(&self) -> Handle

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Handle

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impl RefUnwindSafe for Handle

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impl Send for Handle

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impl Sync for Handle

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impl Unpin for Handle

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impl UnwindSafe for Handle

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> CloneToUninit for T
where T: Clone,

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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
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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 = Infallible

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

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.