#include "cursor_slice.h"
#include "debug.h"
+#include "lyxtext.h"
+#include "paragraph.h"
-#include "mathed/math_inset.h"
-#include "mathed/math_data.h"
+#include "mathed/InsetMath.h"
+#include "mathed/MathData.h"
-#include "insets/updatableinset.h"
+#include <boost/assert.hpp>
-#include <boost/assert.hpp>
+namespace lyx {
using std::endl;
CursorSlice::CursorSlice()
- : inset_(0), idx_(0), par_(0), pos_(0), boundary_(false)
+ : inset_(0), idx_(0), pit_(0), pos_(0)
{}
-CursorSlice::CursorSlice(InsetBase * p)
- : inset_(p), idx_(0), par_(0), pos_(0), boundary_(false)
-{
- ///BOOST_ASSERT(inset_);
-}
-
-
-void CursorSlice::idx(idx_type idx)
-{
- idx_ = idx;
-}
-
-
-CursorSlice::idx_type CursorSlice::idx() const
-{
- return idx_;
-}
-
-
-void CursorSlice::par(par_type par)
-{
- par_ = par;
-}
-
-
-CursorSlice::par_type CursorSlice::par() const
-{
- return par_;
-}
-
-
-void CursorSlice::pos(pos_type pos)
-{
- pos_ = pos;
-}
-
-
-CursorSlice::pos_type CursorSlice::pos() const
-{
- return pos_;
-}
-
-
-void CursorSlice::boundary(bool boundary)
-{
- boundary_ = boundary;
-}
-
-
-bool CursorSlice::boundary() const
+CursorSlice::CursorSlice(InsetBase & p)
+ : inset_(&p), idx_(0), pit_(0), pos_(0)
{
- return boundary_;
+ BOOST_ASSERT(inset_);
}
-MathInset * CursorSlice::asMathInset() const
+MathArray & CursorSlice::cell() const
{
- return inset_ ? inset_->asMathInset() : 0;
+ return inset_->asInsetMath()->cell(idx_);
}
-UpdatableInset * CursorSlice::asUpdatableInset() const
+Paragraph & CursorSlice::paragraph()
{
- return inset_ ? inset_->asUpdatableInset() : 0;
+ return text()->getPar(pit_);
}
-void CursorSlice::cell(CursorSlice::idx_type idx) const
+Paragraph const & CursorSlice::paragraph() const
{
- BOOST_ASSERT(asMathInset());
- asMathInset()->cell(idx);
+ return text()->getPar(pit_);
}
-MathArray & CursorSlice::cell() const
+pos_type CursorSlice::lastpos() const
{
- BOOST_ASSERT(asMathInset());
- return asMathInset()->cell(idx_);
+ BOOST_ASSERT(inset_);
+ return inset_->asInsetMath() ? cell().size() : paragraph().size();
}
-void CursorSlice::getScreenPos(int & x, int & y) const
+CursorSlice::row_type CursorSlice::row() const
{
- BOOST_ASSERT(asMathInset());
- asMathInset()->getScreenPos(idx_, pos_, x, y);
+ BOOST_ASSERT(asInsetMath());
+ return asInsetMath()->row(idx_);
}
-LyXText * CursorSlice::text() const
+CursorSlice::col_type CursorSlice::col() const
{
- return asUpdatableInset() ? asUpdatableInset()->getText(idx_) : 0;
+ BOOST_ASSERT(asInsetMath());
+ return asInsetMath()->col(idx_);
}
bool operator==(CursorSlice const & p, CursorSlice const & q)
{
return p.inset_ == q.inset_
- && p.idx_ == q.idx_
- && p.par_ == q.par_
- && p.pos_ == q.pos_;
+ && p.idx() == q.idx()
+ && p.pit() == q.pit()
+ && p.pos() == q.pos();
}
bool operator!=(CursorSlice const & p, CursorSlice const & q)
{
return p.inset_ != q.inset_
- || p.idx_ != q.idx_
- || p.par_ != q.par_
- || p.pos_ != q.pos_;
+ || p.idx() != q.idx()
+ || p.pit() != q.pit()
+ || p.pos() != q.pos();
}
bool operator<(CursorSlice const & p, CursorSlice const & q)
{
- if (p.inset_ != q.inset_) {
+ if (&p.inset() != &q.inset()) {
lyxerr << "can't compare cursor and anchor in different insets\n"
<< "p: " << p << '\n' << "q: " << q << endl;
- return true;
+ BOOST_ASSERT(false);
}
- if (p.idx_ != q.idx_)
- return p.idx_ < q.idx_;
- if (p.par_ != q.par_)
- return p.par_ < q.par_;
- return p.pos_ < q.pos_;
+ if (p.idx() != q.idx())
+ return p.idx() < q.idx();
+ if (p.pit() != q.pit())
+ return p.pit() < q.pit();
+ return p.pos() < q.pos();
}
}
-std::ostream & operator<<(std::ostream & os, CursorSlice const & item)
+bool operator<=(CursorSlice const & p, CursorSlice const & q)
{
- os << " inset: " << item.inset_
- << " text: " << item.text()
- << " idx: " << item.idx_
- << " par: " << item.par_
- << " pos: " << item.pos_
-// << " x: " << item.inset_->x()
-// << " y: " << item.inset_->y()
-;
- return os;
+ return !(q < p);
}
-
-
-void increment(CursorBase & it)
-{
- CursorSlice & top = it.back();
- MathArray & ar = top.asMathInset()->cell(top.idx_);
-
- // move into the current inset if possible
- // it is impossible for pos() == size()!
- MathInset * n = 0;
- if (top.pos_ != ar.size())
- n = (ar.begin() + top.pos_)->nucleus();
- if (n && n->isActive()) {
- it.push_back(CursorSlice(n));
- return;
- }
-
- // otherwise move on one cell back if possible
- if (top.pos_ < ar.size()) {
- // pos() == size() is valid!
- ++top.pos_;
- return;
- }
-
- // otherwise try to move on one cell if possible
- while (top.idx_ + 1 < top.asMathInset()->nargs()) {
- // idx() == nargs() is _not_ valid!
- ++top.idx_;
- if (top.asMathInset()->validCell(top.idx_)) {
- top.pos_ = 0;
- return;
- }
- }
-
- // otherwise leave array, move on one back
- // this might yield pos() == size(), but that's a ok.
- it.pop_back();
- // it certainly invalidates top
- ++it.back().pos_;
-}
-
-
-CursorBase ibegin(InsetBase * p)
+std::ostream & operator<<(std::ostream & os, CursorSlice const & item)
{
- CursorBase it;
- it.push_back(CursorSlice(p));
- return it;
+ return os
+ << "inset: " << &item.inset()
+// << " text: " << item.text()
+ << " idx: " << item.idx()
+ << " par: " << item.pit()
+ << " pos: " << item.pos()
+// << " x: " << item.inset().x()
+// << " y: " << item.inset().y()
+;
}
-CursorBase iend(InsetBase * p)
-{
- CursorBase it;
- it.push_back(CursorSlice(p));
- CursorSlice & top = it.back();
- top.idx_ = top.asMathInset()->nargs() - 1;
- top.pos_ = top.asMathInset()->cell(top.idx_).size();
- return it;
-}
+} // namespace lyx
projects / lyx.git / blobdiff