Struct font_kit::sources::multi::MultiSource

pub struct MultiSource { /* fields omitted */ }

A source that encapsulates multiple sources and allows them to be queried as a group.

This is useful when an application wants a library of fonts consisting of the installed system fonts plus some other application-supplied fonts.

Methods

impl MultiSource

pub fn from_sources(subsources: Vec<Box<dyn Source>>) -> MultiSource

Creates a new source that contains all the fonts in the supplied sources.

pub fn all_families(&self) -> Result<Vec<String>, SelectionError>

Returns the names of all families installed on the system.

pub fn select_family_by_name(
    &self,
    family_name: &str
) -> Result<FamilyHandle, SelectionError>

Looks up a font family by name and returns the handles of all the fonts in that family.

pub fn select_by_postscript_name(
    &self,
    postscript_name: &str
) -> Result<Handle, SelectionError>

Selects a font by PostScript name, which should be a unique identifier.

pub fn select_best_match(
    &self,
    family_names: &[FamilyName],
    properties: &Properties
) -> Result<Handle, SelectionError>

Performs font matching according to the CSS Fonts Level 3 specification and returns the handle.

Trait Implementations

impl Source for MultiSource

fn all_families(&self) -> Result<Vec<String>, SelectionError>

Returns the names of all families installed on the system.

fn select_family_by_name(
    &self,
    family_name: &str
) -> Result<FamilyHandle, SelectionError>

Looks up a font family by name and returns the handles of all the fonts in that family.

fn select_by_postscript_name(
    &self,
    postscript_name: &str
) -> Result<Handle, SelectionError>

Selects a font by PostScript name, which should be a unique identifier.

fn select_best_match(
    &self,
    family_names: &[FamilyName],
    properties: &Properties
) -> Result<Handle, SelectionError>

Performs font matching according to the CSS Fonts Level 3 specification and returns the handle.