mirror of
https://git.lyx.org/repos/lyx.git
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159 lines
3.2 KiB
C++
159 lines
3.2 KiB
C++
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/**
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* \file paragraph.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 Asger Alstrup
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* \author Lars Gullik Bj<EFBFBD>nnes
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* \author Jean-Marc Lasgouttes
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* \author Angus Leeming
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* \author John Levon
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* \author Andr<EFBFBD> P<EFBFBD>nitz
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* \author Dekel Tsur
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* \author J<EFBFBD>rgen 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 "ParagraphMetrics.h"
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#include "buffer.h"
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#include "bufferparams.h"
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#include "counters.h"
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#include "encoding.h"
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#include "debug.h"
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#include "gettext.h"
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#include "language.h"
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#include "LaTeXFeatures.h"
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#include "lyxfont.h"
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#include "lyxrc.h"
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#include "lyxrow.h"
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#include "outputparams.h"
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#include "paragraph_funcs.h"
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#include "ParagraphList_fwd.h"
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#include "rowpainter.h"
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#include "sgml.h"
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#include "texrow.h"
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#include "vspace.h"
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#include "frontends/FontMetrics.h"
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#include "insets/insetbibitem.h"
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#include "insets/insetoptarg.h"
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#include "support/lstrings.h"
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#include "support/textutils.h"
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#include "support/convert.h"
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#include "support/unicode.h"
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#include <boost/bind.hpp>
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#include <algorithm>
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#include <list>
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#include <stack>
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#include <sstream>
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namespace lyx {
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using lyx::support::contains;
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using lyx::support::rsplit;
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using support::subst;
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using std::distance;
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using std::endl;
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using std::list;
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using std::stack;
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using std::string;
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using std::ostream;
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using std::ostringstream;
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ParagraphMetrics::ParagraphMetrics(Paragraph const & par): par_(&par)
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{
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}
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Row & ParagraphMetrics::getRow(pos_type pos, bool boundary)
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{
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BOOST_ASSERT(!rows().empty());
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// If boundary is set we should return the row on which
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// the character before is inside.
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if (pos > 0 && boundary)
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--pos;
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RowList::iterator rit = rows_.end();
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RowList::iterator const begin = rows_.begin();
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for (--rit; rit != begin && rit->pos() > pos; --rit)
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;
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return *rit;
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}
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Row const & ParagraphMetrics::getRow(pos_type pos, bool boundary) const
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{
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BOOST_ASSERT(!rows().empty());
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// If boundary is set we should return the row on which
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// the character before is inside.
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if (pos > 0 && boundary)
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--pos;
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RowList::const_iterator rit = rows_.end();
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RowList::const_iterator const begin = rows_.begin();
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for (--rit; rit != begin && rit->pos() > pos; --rit)
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;
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return *rit;
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}
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size_t ParagraphMetrics::pos2row(pos_type pos) const
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{
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BOOST_ASSERT(!rows().empty());
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RowList::const_iterator rit = rows_.end();
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RowList::const_iterator const begin = rows_.begin();
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for (--rit; rit != begin && rit->pos() > pos; --rit)
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;
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return rit - begin;
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}
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void ParagraphMetrics::dump() const
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{
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lyxerr << "Paragraph::dump: rows.size(): " << rows_.size() << endl;
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for (size_t i = 0; i != rows_.size(); ++i) {
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lyxerr << " row " << i << ": ";
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rows_[i].dump();
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}
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}
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int ParagraphMetrics::rightMargin(Buffer const & buffer) const
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{
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BufferParams const & params = buffer.params();
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LyXTextClass const & tclass = params.getLyXTextClass();
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docstring trmarg = from_utf8(tclass.rightmargin());
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docstring lrmarg = from_utf8(par_->layout()->rightmargin);
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frontend::FontMetrics const & fm = theFontMetrics(params.getFont());
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int const r_margin =
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lyx::rightMargin()
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+ fm.signedWidth(trmarg)
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+ fm.signedWidth(lrmarg)
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* 4 / (par_->getDepth() + 4);
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return r_margin;
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}
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} // namespace lyx
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