setFocusRectangle(rect);  notifyObservers(glyph);   notifyObservers((Section) null);   notifyObservers(rect);
    public void setFocusGlyph (int id)    {        Glyph glyph = getGlyphById(id);        if (glyph != null) {            setFocusGlyph(glyph);        } else {            logger.warning ("Glyph " + id + " not found.");        }    }