pub trait FontExt: IsA<Font> + 'static {
// Provided methods
fn describe(&self) -> FontDescription { ... }
fn describe_with_absolute_size(&self) -> FontDescription { ... }
fn coverage(&self, language: &Language) -> Coverage { ... }
fn face(&self) -> Option<FontFace> { ... }
fn font_map(&self) -> Option<FontMap> { ... }
fn glyph_extents(&self, glyph: Glyph) -> (Rectangle, Rectangle) { ... }
fn languages(&self) -> Vec<Language> { ... }
fn metrics(&self, language: Option<&Language>) -> FontMetrics { ... }
fn has_char(&self, wc: char) -> bool { ... }
fn serialize(&self) -> Bytes { ... }
}Provided Methods§
fn describe(&self) -> FontDescription
fn describe_with_absolute_size(&self) -> FontDescription
fn coverage(&self, language: &Language) -> Coverage
fn face(&self) -> Option<FontFace>
Available on crate feature
v1_46 only.fn font_map(&self) -> Option<FontMap>
fn glyph_extents(&self, glyph: Glyph) -> (Rectangle, Rectangle)
fn languages(&self) -> Vec<Language>
Available on crate feature
v1_50 only.fn metrics(&self, language: Option<&Language>) -> FontMetrics
fn has_char(&self, wc: char) -> bool
Available on crate feature
v1_44 only.fn serialize(&self) -> Bytes
Available on crate feature
v1_50 only.Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety".