Struct FontFace 

pub struct FontFace { /* private fields */ }

A parsed font prepared for glyph generation.

Implementations

impl FontFace

pub fn parse(bytes: &[u8]) -> Result<FontFace, Error>

Parses the first face in a TTF, OTF, or font collection.

Errors

Returns Error::InvalidFont when bytes cannot be parsed as a font, or Error::UnsupportedFont when the face uses an unsupported feature or lacks a required family or style name.

pub fn family_name(&self) -> &str

Returns name ID 16 (typographic family), falling back to name ID 1.

pub fn style_name(&self) -> &str

Returns name ID 17 (typographic subfamily), falling back to name ID 2.

pub fn fontstack_name(&self) -> &str

Returns the MapLibre font stack name in "{family} {style}" form.

pub fn covered_ranges(&self) -> Vec<u32>

Returns sorted starts of 256-codepoint ranges containing at least one glyph.

pub fn glyph_count(&self) -> usize

Returns the number of codepoints mapped to nonzero glyphs by the Unicode cmap.