#include "support/lstrings.h"
#include "support/textutils.h"
-#include "support/bind.h"
-#include <boost/crc.hpp>
-
#include <algorithm>
#include <list>
#include <stack>
}
-size_t ParagraphMetrics::computeRowSignature(Row const & row,
- BufferParams const & bparams) const
-{
- boost::crc_32_type crc;
- for (pos_type i = row.pos(); i < row.endpos(); ++i) {
- char_type const b[] = { par_->getChar(i) };
- crc.process_bytes(b, sizeof(char_type));
- if (bparams.track_changes) {
- Change change = par_->lookupChange(i);
- char_type const b[] = { static_cast<char_type>(change.type) };
- // 1 byte is enough to encode Change::Type
- crc.process_bytes(b, 1);
- }
- }
-
- pos_type const b1[] = { row.sel_beg, row.sel_end };
- crc.process_bytes(b1, sizeof(b1));
-
- Dimension const & d = row.dimension();
- int const b2[] = { row.begin_margin_sel,
- row.end_margin_sel,
- d.wid, d.asc, d.des };
- crc.process_bytes(b2, sizeof(b2));
- crc.process_bytes(&row.separator, sizeof(row.separator));
-
- return crc.checksum();
-}
-
-
void ParagraphMetrics::setPosition(int position)
{
position_ = position;