Function CTRunGetTypographicBounds 

pub unsafe extern "C-unwind" fn CTRunGetTypographicBounds(
    run: &CTRun,
    range: CFRange,
    ascent: *mut CGFloat,
    descent: *mut CGFloat,
    leading: *mut CGFloat,
) -> c_double

👎Deprecated: renamed to CTRun::typographic_bounds

Available on crate feature CTRun only.