+
+ Dimension const & d = row.dimension();
+ char_type const b[] = { static_cast<char_type>(row.sel_beg),
+ static_cast<char_type>(row.sel_end),
+ row.begin_margin_sel, row.end_margin_sel, d.wid, d.asc, d.des};
+ crc.process_bytes(b, sizeof(b));
+
+ return crc.checksum();