Type Definition cairo_sys::cairo_user_scaled_font_render_glyph_func_t

pub type cairo_user_scaled_font_render_glyph_func_t = Option<unsafe extern "C" fn(scaled_font: *mut cairo_scaled_font_t, glyph: c_ulong, cr: *mut cairo_t, extents: *mut cairo_text_extents_t) -> cairo_status_t>;