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FontMetrics

Struct FontMetrics

pub struct FontMetrics {
    pub id: String,
    pub family: String,
    pub version: String,
    pub units_per_em: u32,
    pub ascent: i32,
    pub descent: i32,
    pub line_gap: u32,
    pub default_advance: u32,
    pub wide_advance: u32,
    pub wide_ranges: Vec<UnicodeRange>,
    pub glyph_advances: BTreeMap<String, u32>,
    pub provenance: Provenance,
}

Expand description

One deterministic font measurement table.

Fields§

§id: String

Catalog-local metrics identifier.

§family: String

Display family name.

§version: String

Upstream or repository-authored metrics version.

§units_per_em: u32

Font design units per em.

§ascent: i32

Ascender in font design units.

§descent: i32

Descender in font design units.

§line_gap: u32

Additional line gap in font design units.

§default_advance: u32

Advance used for a scalar absent from glyph_advances.

§wide_advance: u32

Advance used for a scalar covered by wide_ranges.

§wide_ranges: Vec<UnicodeRange>

Ordered, non-overlapping Unicode scalar ranges treated as wide.

§glyph_advances: BTreeMap<String, u32>

Unicode scalar advances keyed as uppercase U+XXXX values.

§provenance: Provenance

Source, license, and distribution evidence for the metrics.

Trait Implementations§

impl Clone for FontMetrics

fn clone(&self) -> FontMetrics

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

impl Debug for FontMetrics

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

Formats the value using the given formatter. Read more

impl<'de> Deserialize<'de> for FontMetrics

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

impl Eq for FontMetrics

impl PartialEq for FontMetrics

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

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more

impl Serialize for FontMetrics

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl StructuralPartialEq for FontMetrics

Auto Trait Implementations§

impl Freeze for FontMetrics

impl RefUnwindSafe for FontMetrics

impl Send for FontMetrics

impl Sync for FontMetrics

impl Unpin for FontMetrics

impl UnsafeUnpin for FontMetrics

impl UnwindSafe for FontMetrics

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> 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<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> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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<T> Same for T

type Output = T

Should always be Self

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 = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

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.