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67 lines
1.3 KiB
C
67 lines
1.3 KiB
C
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// -*- C++ -*-
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/**
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* \file Bidi.h
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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 Dekel Tsur
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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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#ifndef BIDI_H
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#define BIDI_H
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#include <config.h>
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#include "support/types.h"
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#include <vector>
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class Buffer;
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class Paragraph;
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class Row;
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class LyXFont;
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/// bidi stuff
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struct Bidi {
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///
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bool isBoundary(Buffer const &, Paragraph const & par,
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lyx::pos_type pos) const;
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///
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bool isBoundary(Buffer const &, Paragraph const & par,
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lyx::pos_type pos, LyXFont const & font) const;
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///
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lyx::pos_type log2vis(lyx::pos_type pos) const;
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/** Maps positions in the logical string to positions
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* in visual string.
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*/
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lyx::pos_type vis2log(lyx::pos_type pos) const;
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///
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lyx::pos_type level(lyx::pos_type pos) const;
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///
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bool inRange(lyx::pos_type pos) const;
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/// same_direction?
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bool same_direction() const;
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///
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void computeTables(Paragraph const & par,
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Buffer const &, Row & row);
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private:
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///
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bool same_direction_;
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///
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std::vector<lyx::pos_type> log2vis_list_;
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/** Maps positions in the visual string to positions
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* in logical string.
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*/
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std::vector<lyx::pos_type> vis2log_list_;
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///
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std::vector<lyx::pos_type> levels_;
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///
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lyx::pos_type start_;
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///
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lyx::pos_type end_;
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};
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#endif // BIDI_H
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