swash

Struct GlyphMetrics

Source 
pub struct GlyphMetrics<'a> { /* private fields */ }
Expand description

Glyph advances, side bearings and vertical origins.

Implementations§

Source§

impl<'a> GlyphMetrics<'a>

Source

pub fn units_per_em(&self) -> u16

Returns the number of font design units per em unit.

Source

pub fn glyph_count(&self) -> u16

Returns the number of glyphs in the font.

Source

pub fn has_vertical_metrics(&self) -> bool

Returns true if the font provides canonical vertical glyph metrics.

Source

pub fn has_variations(&self) -> bool

Returns true if variations are supported.

Source

pub fn scale(&self, ppem: f32) -> Self

Creates a new set of metrics scaled for the specified pixels per em unit.

Source

pub fn linear_scale(&self, scale: f32) -> Self

Creates a new set of metrics scaled by the specified factor.

Source

pub fn advance_width(&self, glyph_id: GlyphId) -> f32

Returns the horizontal advance for the specified glyph.

Source

pub fn lsb(&self, glyph_id: GlyphId) -> f32

Returns the left side bearing for the specified glyph.

Source

pub fn advance_height(&self, glyph_id: GlyphId) -> f32

Returns the vertical advance for the specified glyph.

Source

pub fn tsb(&self, glyph_id: GlyphId) -> f32

Returns the top side bearing for the specified glyph.

Source

pub fn vertical_origin(&self, glyph_id: GlyphId) -> f32

Returns the vertical origin for the specified glyph id.

Trait Implementations§

Source§

impl<'a> Clone for GlyphMetrics<'a>

Source§

fn clone(&self) -> GlyphMetrics<'a>

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
Source§

impl<'a> Copy for GlyphMetrics<'a>

Auto Trait Implementations§

§

impl<'a> Freeze for GlyphMetrics<'a>

§

impl<'a> RefUnwindSafe for GlyphMetrics<'a>

§

impl<'a> Send for GlyphMetrics<'a>

§

impl<'a> Sync for GlyphMetrics<'a>

§

impl<'a> Unpin for GlyphMetrics<'a>

§

impl<'a> UnwindSafe for GlyphMetrics<'a>

Blanket Implementations§

Source§

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

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

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

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

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

Source§

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

Mutably borrows from an owned value. Read more
Source§

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

Source§

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

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

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.

Source§

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

Source§

type Owned = T

The resulting type after obtaining ownership.
Source§

fn to_owned(&self) -> T

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

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

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

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

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.
Source§

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

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.