lyx_mirror/src/Bidi.h
André Pönitz fc6ce7cd08 rename LyXFont to Font except in tex2lyx
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18095 a592a061-630c-0410-9148-cb99ea01b6c8
2007-04-29 18:17:15 +00:00

72 lines
1.3 KiB
C++

// -*- C++ -*-
/**
* \file Bidi.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Dekel Tsur
*
* Full author contact details are available in file CREDITS.
*/
#ifndef BIDI_H
#define BIDI_H
#include "support/types.h"
#include <vector>
namespace lyx {
class Buffer;
class Paragraph;
class Row;
class Font;
/// bidi stuff
class Bidi {
public:
///
bool isBoundary(Buffer const &, Paragraph const & par,
pos_type pos) const;
///
bool isBoundary(Buffer const &, Paragraph const & par,
pos_type pos, Font const & font) const;
///
pos_type log2vis(pos_type pos) const;
/** Maps positions in the logical string to positions
* in visual string.
*/
pos_type vis2log(pos_type pos) const;
///
pos_type level(pos_type pos) const;
///
bool inRange(pos_type pos) const;
/// same_direction?
bool same_direction() const;
///
void computeTables(Paragraph const & par,
Buffer const &, Row const & row);
private:
///
bool same_direction_;
///
std::vector<pos_type> log2vis_list_;
/** Maps positions in the visual string to positions
* in logical string.
*/
std::vector<pos_type> vis2log_list_;
///
std::vector<pos_type> levels_;
///
pos_type start_;
///
pos_type end_;
};
} // namespace lyx
#endif // BIDI_H