Trait FontFallbackChainTrait 

pub trait FontFallbackChainTrait:
    Clone
    + Send
    + Sync {
    // Required methods
    fn is_empty(&self) -> bool;
    fn primary_font_id(&self) -> Option<FontId>;
}

Trait for font fallback chains

Required Methods

fn is_empty(&self) -> bool

Check if the chain is empty

fn primary_font_id(&self) -> Option<FontId>

Get the primary font ID (if any)

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors