Function pango_sys::pango_layout_move_cursor_visually

pub unsafe extern "C" fn pango_layout_move_cursor_visually(
    layout: *mut PangoLayout, 
    strong: gboolean, 
    old_index: c_int, 
    old_trailing: c_int, 
    direction: c_int, 
    new_index: *mut c_int, 
    new_trailing: *mut c_int
)