#include "Buffer.h"
#include "BufferParams.h"
#include "BufferView.h"
-#include "Counters.h"
-#include "Encoding.h"
-#include "Language.h"
-#include "LaTeXFeatures.h"
-#include "Layout.h"
#include "Font.h"
-#include "LyXRC.h"
-#include "Row.h"
-#include "OutputParams.h"
-#include "sgml.h"
+#include "Layout.h"
+#include "LayoutEnums.h"
+#include "Paragraph.h"
#include "TextClass.h"
-#include "TexRow.h"
#include "frontends/FontMetrics.h"
-#include "insets/InsetBibitem.h"
-#include "insets/InsetArgument.h"
-
#include "support/lassert.h"
#include "support/debug.h"
-#include "support/ExceptionMessage.h"
-#include "support/gettext.h"
-#include "support/lstrings.h"
-#include "support/textutils.h"
-#include "support/bind.h"
-#include <boost/crc.hpp>
-
-#include <algorithm>
-#include <list>
-#include <stack>
#include <sstream>
using namespace std;
namespace lyx {
+const int pm_npos = -10000;
ParagraphMetrics::ParagraphMetrics(Paragraph const & par) :
- position_(-1), par_(&par)
+ position_(pm_npos), id_(par.id()), par_(&par)
{}
{
par_ = ∥
dim_ = Dimension();
- //position_ = -1;
+ //position_ = pm_npos;
}
-size_t ParagraphMetrics::computeRowSignature(Row const & row,
- BufferView const & bv) const
+int ParagraphMetrics::position() const
{
- boost::crc_32_type crc;
- for (pos_type i = row.pos(); i < row.endpos(); ++i) {
- if (par_->isInset(i)) {
- Inset const * in = par_->getInset(i);
- Dimension const d = in->dimension(bv);
- int const b[] = { d.wid, d.asc, d.des };
- crc.process_bytes(b, sizeof(b));
- } else {
- char_type const b[] = { par_->getChar(i) };
- crc.process_bytes(b, sizeof(char_type));
- }
- if (bv.buffer().params().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();
+ LASSERT(hasPosition(), return pm_npos);
+ return position_;
}
}
-Row & ParagraphMetrics::getRow(pos_type pos, bool boundary)
+void ParagraphMetrics::resetPosition()
{
- LBUFERR(!rows().empty());
-
- // If boundary is set we should return the row on which
- // the character before is inside.
- if (pos > 0 && boundary)
- --pos;
-
- RowList::iterator rit = rows_.end();
- RowList::iterator const begin = rows_.begin();
+ position_ = pm_npos;
+}
- for (--rit; rit != begin && rit->pos() > pos; --rit)
- ;
- return *rit;
+bool ParagraphMetrics::hasPosition() const
+{
+ return position_ != pm_npos;
}