Function pango_sys::pango_glyph_string_get_logical_widths

pub unsafe extern "C" fn pango_glyph_string_get_logical_widths(
    glyphs: *mut PangoGlyphString, 
    text: *const c_char, 
    length: c_int, 
    embedding_level: c_int, 
    logical_widths: *mut c_int
)