static DoublePt libreOffice_pt2(L<S> tag) {
  ret libreOffice_pt2(get(tag, 1));
}

static DoublePt libreOffice_pt2(S tag) {
  S x = xml_getArg(tag, "svg:x2");
  S y = xml_getArg(tag, "svg:y2");
  if (x == null || y == null) null;
  ret new DoublePt(libreOffice_parseMeasure(x), libreOffice_parseMeasure(y));
}