Struct swash::GlyphMetrics
source · pub struct GlyphMetrics<'a> { /* private fields */ }
Expand description
Glyph advances, side bearings and vertical origins.
Implementations§
source§impl<'a> GlyphMetrics<'a>
impl<'a> GlyphMetrics<'a>
sourcepub fn units_per_em(&self) -> u16
pub fn units_per_em(&self) -> u16
Returns the number of font design units per em unit.
sourcepub fn glyph_count(&self) -> u16
pub fn glyph_count(&self) -> u16
Returns the number of glyphs in the font.
sourcepub fn has_vertical_metrics(&self) -> bool
pub fn has_vertical_metrics(&self) -> bool
Returns true if the font provides canonical vertical glyph metrics.
sourcepub fn has_variations(&self) -> bool
pub fn has_variations(&self) -> bool
Returns true if variations are supported.
sourcepub fn scale(&self, ppem: f32) -> Self
pub fn scale(&self, ppem: f32) -> Self
Creates a new set of metrics scaled for the specified pixels per em unit.
sourcepub fn linear_scale(&self, scale: f32) -> Self
pub fn linear_scale(&self, scale: f32) -> Self
Creates a new set of metrics scaled by the specified factor.
sourcepub fn advance_width(&self, glyph_id: GlyphId) -> f32
pub fn advance_width(&self, glyph_id: GlyphId) -> f32
Returns the horizontal advance for the specified glyph.
sourcepub fn lsb(&self, glyph_id: GlyphId) -> f32
pub fn lsb(&self, glyph_id: GlyphId) -> f32
Returns the left side bearing for the specified glyph.
sourcepub fn advance_height(&self, glyph_id: GlyphId) -> f32
pub fn advance_height(&self, glyph_id: GlyphId) -> f32
Returns the vertical advance for the specified glyph.
sourcepub fn tsb(&self, glyph_id: GlyphId) -> f32
pub fn tsb(&self, glyph_id: GlyphId) -> f32
Returns the top side bearing for the specified glyph.
sourcepub fn vertical_origin(&self, glyph_id: GlyphId) -> f32
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>
impl<'a> Clone for GlyphMetrics<'a>
source§fn clone(&self) -> GlyphMetrics<'a>
fn clone(&self) -> GlyphMetrics<'a>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreimpl<'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> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)