lyx_mirror/src/mathed/math_nestinset.C

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#ifdef __GNUG__
#pragma implementation
#endif
#include "math_nestinset.h"
#include "debug.h"
MathNestInset::MathNestInset(int nargs)
: MathDimInset(), cells_(nargs)
{}
int MathNestInset::nargs() const
{
return cells_.size();
}
MathXArray & MathNestInset::xcell(int i)
{
return cells_[i];
}
MathXArray const & MathNestInset::xcell(int i) const
{
return cells_[i];
}
MathArray & MathNestInset::cell(int i)
{
return cells_[i].data_;
}
MathArray const & MathNestInset::cell(int i) const
{
return cells_[i].data_;
}
void MathNestInset::substitute(MathMacro const & m)
{
for (int i = 0; i < nargs(); ++i)
cell(i).substitute(m);
}
void MathNestInset::metrics(MathStyles st) const
{
size_ = st;
for (int i = 0; i < nargs(); ++i)
xcell(i).metrics(st);
}
void MathNestInset::draw(Painter & pain, int x, int y) const
{
xo(x);
yo(y);
for (int i = 0; i < nargs(); ++i)
xcell(i).draw(pain, x + xcell(i).xo(), y + xcell(i).yo());
}
bool MathNestInset::idxNext(int & idx, int & pos) const
{
if (idx + 1 >= nargs())
return false;
++idx;
pos = 0;
return true;
}
bool MathNestInset::idxRight(int & idx, int & pos) const
{
return idxNext(idx, pos);
}
bool MathNestInset::idxPrev(int & idx, int & pos) const
{
if (idx == 0)
return false;
--idx;
pos = cell(idx).size();
return true;
}
bool MathNestInset::idxLeft(int & idx, int & pos) const
{
return idxPrev(idx, pos);
}
bool MathNestInset::idxFirst(int & i, int & pos) const
{
if (nargs() == 0)
return false;
i = 0;
pos = 0;
return true;
}
bool MathNestInset::idxLast(int & i, int & pos) const
{
if (nargs() == 0)
return false;
i = nargs() - 1;
pos = cell(i).size();
return true;
}
bool MathNestInset::idxHome(int & /* idx */, int & pos) const
{
if (pos == 0)
return false;
pos = 0;
return true;
}
bool MathNestInset::idxEnd(int & idx, int & pos) const
{
int n = cell(idx).size();
if (pos == n)
return false;
pos = n;
return true;
}
void MathNestInset::dump() const
{
lyxerr << "---------------------------------------------\n";
write(lyxerr, false);
lyxerr << "\n";
for (int i = 0; i < nargs(); ++i)
lyxerr << cell(i) << "\n";
lyxerr << "---------------------------------------------\n";
}
void MathNestInset::push_back(MathInset * p)
{
if (nargs())
cells_.back().data_.push_back(p);
else
lyxerr << "can't push without a cell\n";
}
void MathNestInset::validate(LaTeXFeatures & features) const
{
for (int i = 0; i < nargs(); ++i)
cell(i).validate(features);
}