///
///  Copyright (C) 2004-2007 Andrej Vodopivec <andrejv@users.sourceforge.net>
///
///  This program is free software; you can redistribute it and/or modify
///  it under the terms of the GNU General Public License as published by
///  the Free Software Foundation; either version 2 of the License, or
///  (at your option) any later version.
///
///  This program is distributed in the hope that it will be useful,
///  but WITHOUT ANY WARRANTY; without even the implied warranty of
///  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
///  GNU General Public License for more details.
///
///
///  You should have received a copy of the GNU General Public License
///  along with this program; if not, write to the Free Software
///  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
///

#ifndef _MATHPARSER_H_
#define _MATHPARSER_H_

#include <libxml/parser.h>

#include "MathCell.h"
#include "TextCell.h"

class MathParser
{
public:
  MathParser();
  ~MathParser();
  MathCell* ParseLine(wxString s, int style = MC_TYPE_TEXT);
private:
  MathCell* ParseTag(xmlNodePtr node, bool all = true);
  MathCell* ParseFracTag(xmlNodePtr node);
  MathCell* ParseText(xmlNodePtr node, int style = TS_NORMAL_TEXT);
  MathCell* ParseSupTag(xmlNodePtr node);
  MathCell* ParseSubTag(xmlNodePtr node);
  MathCell* ParseAbsTag(xmlNodePtr node);
  MathCell* ParseUnderTag(xmlNodePtr node);
  MathCell* ParseTableTag(xmlNodePtr node);
  MathCell* ParseAtTag(xmlNodePtr node);
  MathCell* ParseDiffTag(xmlNodePtr node);
  MathCell* ParseSumTag(xmlNodePtr node);
  MathCell* ParseIntTag(xmlNodePtr node);
  MathCell* ParseFunTag(xmlNodePtr node);
  MathCell* ParseSqrtTag(xmlNodePtr node);
  MathCell* ParseLimitTag(xmlNodePtr node);
  MathCell* ParseParenTag(xmlNodePtr node);
  MathCell* ParseSubSupTag(xmlNodePtr node);
  wxString ToUnicode(wxString s);
  wxString ToLocal(wxString s);
  int m_ParserStyle;
  int m_FracStyle;
  bool m_highlight;
};

#endif //_MATHPARSER_H_