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6e3a75969b
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@17991 a592a061-630c-0410-9148-cb99ea01b6c8
143 lines
2.6 KiB
C
143 lines
2.6 KiB
C
/**
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* \file cursor_slice.C
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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* \author Matthias Ettrich
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* \author André Pönitz
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* \author Jürgen Vigna
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "cursor_slice.h"
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#include "debug.h"
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#include "lyxtext.h"
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#include "paragraph.h"
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#include "mathed/InsetMath.h"
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#include "mathed/MathArray.h"
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#include <boost/assert.hpp>
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namespace lyx {
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using std::endl;
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CursorSlice::CursorSlice()
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: inset_(0), idx_(0), pit_(0), pos_(0)
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{}
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CursorSlice::CursorSlice(InsetBase & p)
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: inset_(&p), idx_(0), pit_(0), pos_(0)
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{
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BOOST_ASSERT(inset_);
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}
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MathArray & CursorSlice::cell() const
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{
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return inset_->asInsetMath()->cell(idx_);
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}
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Paragraph & CursorSlice::paragraph()
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{
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return text()->getPar(pit_);
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}
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Paragraph const & CursorSlice::paragraph() const
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{
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return text()->getPar(pit_);
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}
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pos_type CursorSlice::lastpos() const
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{
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BOOST_ASSERT(inset_);
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return inset_->asInsetMath() ? cell().size() : paragraph().size();
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}
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CursorSlice::row_type CursorSlice::row() const
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{
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BOOST_ASSERT(asInsetMath());
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return asInsetMath()->row(idx_);
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}
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CursorSlice::col_type CursorSlice::col() const
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{
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BOOST_ASSERT(asInsetMath());
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return asInsetMath()->col(idx_);
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}
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bool operator==(CursorSlice const & p, CursorSlice const & q)
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{
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return p.inset_ == q.inset_
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&& p.idx() == q.idx()
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&& p.pit() == q.pit()
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&& p.pos() == q.pos();
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}
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bool operator!=(CursorSlice const & p, CursorSlice const & q)
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{
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return p.inset_ != q.inset_
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|| p.idx() != q.idx()
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|| p.pit() != q.pit()
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|| p.pos() != q.pos();
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}
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bool operator<(CursorSlice const & p, CursorSlice const & q)
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{
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if (&p.inset() != &q.inset()) {
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lyxerr << "can't compare cursor and anchor in different insets\n"
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<< "p: " << p << '\n' << "q: " << q << endl;
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BOOST_ASSERT(false);
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}
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if (p.idx() != q.idx())
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return p.idx() < q.idx();
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if (p.pit() != q.pit())
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return p.pit() < q.pit();
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return p.pos() < q.pos();
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}
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bool operator>(CursorSlice const & p, CursorSlice const & q)
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{
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return q < p;
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}
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bool operator<=(CursorSlice const & p, CursorSlice const & q)
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{
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return !(q < p);
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}
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std::ostream & operator<<(std::ostream & os, CursorSlice const & item)
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{
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return os
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<< "inset: " << &item.inset()
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// << " text: " << item.text()
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<< " idx: " << item.idx()
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<< " par: " << item.pit()
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<< " pos: " << item.pos()
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// << " x: " << item.inset().x()
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// << " y: " << item.inset().y()
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;
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}
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} // namespace lyx
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