lyx_mirror/src/texrow.C
Lars Gullik Bjønnes 83acbbd523 update copyright year
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2072 a592a061-630c-0410-9148-cb99ea01b6c8
2001-05-30 13:53:44 +00:00

136 lines
2.8 KiB
C

/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
* Copyright 1995-2001 The LyX Team.
*
* ====================================================== */
#include <config.h>
#include <algorithm>
#ifdef __GNUG__
#pragma implementation
#endif
#include "texrow.h"
#include "lyxparagraph.h"
#include "debug.h"
using std::find_if;
using std::endl;
// Delete linked list
void TexRow::reset()
{
rowlist.clear();
count = 0;
lastpar = 0;
lastpos = -1;
}
// Defines paragraph and position for the beginning of this row
void TexRow::start(LyXParagraph * par, int pos)
{
lastpar = par;
lastpos = pos;
}
// Insert node when line is completed
void TexRow::newline()
{
RowItem tmp;
tmp.pos(lastpos);
if (lastpar)
tmp.id(lastpar->id());
else
tmp.id(-1);
tmp.rownumber(++count);
rowlist.push_back(tmp);
}
class same_rownumber {
public:
same_rownumber(TexRow::RowList::value_type const & v):vt(v){}
bool operator()(TexRow::RowList::value_type const & vt1) const {
return vt.rownumber() == vt1.rownumber();
}
private:
TexRow::RowList::value_type const & vt;
};
bool TexRow::getIdFromRow(int row, int & id, int & pos) const
{
RowList::value_type vt;
vt.rownumber(row);
RowList::const_iterator cit =
find_if(rowlist.begin(), rowlist.end(), same_rownumber(vt));
if (cit != rowlist.end()) {
#if 0
RowList::iterator kit = rowlist.begin();
RowList::iterator end = rowlist.end();
// Increase the pos of all rows with the
// same id (and where the pos is larger)
// to avoid putting errorinsets at the
// same pos.
for (; kit != end; ++kit) {
if (&(*kit) != &(*cit)
&& (*kit).id() == (*cit).id()
&& (*kit).pos() >= (*cit).pos())
(*kit).pos((*kit).pos() + 1);
}
#endif
id = (*cit).id();
pos = (*cit).pos();
return true;
}
id = -1;
pos = 0;
return false;
}
// should perhaps have a better name...
// Increase the pos of all rows with the
// same id (and where the pos is larger)
// to avoid putting errorinsets at the
// same pos.
void TexRow::increasePos(int id, int pos) const
{
RowList::iterator kit = rowlist.begin();
RowList::iterator end = rowlist.end();
for (; kit != end; ++kit) {
if (id == (*kit).id()
&& pos < (*kit).pos()) {
(*kit).pos((*kit).pos() + 1);
lyxerr.debug()
<< "TeXRow::increasePos: ideally this "
"should never happen..." << endl;
}
// When verified to work this clause should be deleted.
if (id == (*kit).id()
&& pos == (*kit).pos()) {
lyxerr.debug()
<< "TexRow::increasePos: this should happen "
"maximum one time for each run of "
"increasePos!" << endl;
}
}
}
TexRow & TexRow::operator+= (TexRow const & tr)
{
rowlist.insert(rowlist.end(), tr.rowlist.begin(), tr.rowlist.end());
return *this;
}