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/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: mathtype.hxx,v $
 *
 *  $Revision: 1.11 $
 *
 *  last change: $Author: vg $ $Date: 2007/05/25 12:13:55 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

 #ifndef MATHTYPE_HXX
#define MATHTYPE_HXX

#ifndef NODE_HXX
#include "node.hxx"
#endif
#ifndef __EQNOLEFILEHDR_HXX__
#include "eqnolefilehdr.hxx"
#endif

#include <sot/storage.hxx>

#include <set>

class SfxMedium;

class MathTypeFont
{
public:
        sal_uInt8 nTface;
        sal_uInt8 nStyle;
        MathTypeFont() : nTface(0),nStyle(0) {}
        MathTypeFont(sal_uInt8 nFace) : nTface(nFace),nStyle(0) {}
        void AppendStyleToText(String &rS);
};

struct LessMathTypeFont
{
        sal_Bool operator() (const MathTypeFont &rValue1,
                const MathTypeFont &rValue2) const
        {
                return rValue1.nTface < rValue2.nTface;
        }
};

typedef ::std::set< MathTypeFont, LessMathTypeFont > MathTypeFontSet;

class MathType
{
public:
    MathType(String &rIn) : 
        rRet(rIn), nHAlign(0), nVAlign(0), nDefaultSize(12),
        nLSize(0), nDSize(0), nCurSize(0), nLastSize(0), bIsSilent(sal_False)
        {
                Init();
        }

    MathType(String &rIn,SmNode *pIn) : 
        rRet(rIn), pTree(pIn), nHAlign(2), nVAlign(0), nInsertion(0), nDefaultSize(12),
        nLSize(0), nDSize(0), nCurSize(0), nLastSize(0), nSpec(0), bIsSilent(sal_False)
    {
                Init();
        }
    
    int Parse( SotStorage* pStor );
    int ConvertFromStarMath( SfxMedium& rMedium );
    
private:
/*Ver 2 Header*/
        sal_uInt8 nVersion;
        sal_uInt8 nPlatform;
        sal_uInt8 nProduct;
        sal_uInt8 nProdVersion;
        sal_uInt8 nProdSubVersion;

        SvStorageStream *pS;

        void Init();

    int HandleRecords(int nLevel=0,sal_uInt8 nSelector=0xFF,
        sal_uInt8 nVariation=0xFF,int nRows=0,int nCols=0);
        sal_Bool HandleSize(sal_Int16 nLSize,sal_Int16 nDSize, int &rSetSize);
        void HandleAlign(sal_uInt8 nHAlign,sal_uInt8 nVAlign, int &rSetAlign);
        int HandlePile(int &rSetAlign,int nLevel,sal_uInt8 nSelector,
                sal_uInt8 nVariation);
        int HandleMatrix(int nLevel,sal_uInt8 nSelector,sal_uInt8 nVariarion);
        void HandleMatrixSeperator(int nMatrixRows,int nMatrixCols,int &rCurCol,
                int &rCurRow);
        int HandleTemplate(int nLevel,sal_uInt8 &rSelector,sal_uInt8 &rVariation,
                xub_StrLen &rLastTemplateBracket);
        void HandleEmblishments();
        void HandleSetSize();
        int HandleChar(xub_StrLen &rTextStart,int &rSetSize,int nLevel,
                sal_uInt8 nTag,sal_uInt8 nSelector,sal_uInt8 nVariation,
                sal_Bool bSilent);
        void HandleNudge();
        int xfLMOVE(sal_uInt8 nTest) {return nTest&0x80;}
        int xfAUTO(sal_uInt8 nTest) {return nTest&0x10;}
        int xfEMBELL(sal_uInt8 nTest) {return nTest&0x20;}
        int xfNULL(sal_uInt8 nTest) {return nTest&0x10;}
        int xfLSPACE(sal_uInt8 nTest) {return nTest&0x40;}
        int xfRULER(sal_uInt8 nTest) {return nTest&0x20;}

        sal_uInt8 HandleNodes(SmNode *pNode,int nLevel=0);
        int StartTemplate(sal_uInt16 nSelector,sal_uInt16 nVariation=0);
        void EndTemplate(int nOldPendingAttributes);
        void HandleSmMatrix(SmMatrixNode *pMatrix,int nLevel);
        void HandleTable(SmNode *pNode,int nLevel);
        void HandleRoot(SmNode *pNode,int nLevel);
        void HandleSubSupScript(SmNode *pNode,int nLevel);
        sal_uInt8 HandleCScript(SmNode *pNode,SmNode *pContent,int nLevel,
                ULONG *pPos=NULL,sal_Bool bTest=TRUE);
        void HandleFractions(SmNode *pNode,int nLevel);
        void HandleBrace(SmNode *pNode,int nLevel);
        void HandleVerticalBrace(SmNode *pNode,int nLevel);
        void HandleOperator(SmNode *pNode,int nLevel);
        sal_Bool HandleLim(SmNode *pNode,int nLevel);
        void HandleMAlign(SmNode *pNode,int nLevel);
        void HandleMath(SmNode *pNode,int nLevel);
        void HandleText(SmNode *pNode,int nLevel);
        void HandleAttributes(SmNode *pNode,int nLevel);
        void TypeFaceToString(String &rRet,sal_uInt8 nFace);

        String &rRet;
        SmNode *pTree;

        sal_uInt8 nHAlign;
        sal_uInt8 nVAlign;

        int nPendingAttributes;
        ULONG nInsertion;

        sal_Int16 aSizeTable[7];
        sal_Int16 nDefaultSize;
        sal_Int16 nLSize;
        sal_Int16 nDSize;
        sal_Int16 nCurSize;
        sal_Int16 nLastSize;
        sal_uInt8 nSpec;
    sal_Bool bIsSilent, bIsReInterpBrace;
        String sPost;
        xub_StrLen nPostSup;
        xub_StrLen nPostlSup;
        sal_uInt8 nTypeFace;
        MathTypeFontSet aUserStyles;

        enum MTOKENS {END,LINE,CHAR,TMPL,PILE,MATRIX,EMBEL,RULER,FONT,SIZE};
        enum MTEMPLATES
        {
                tmANGLE,tmPAREN,tmBRACE,tmBRACK,tmBAR,tmDBAR,tmFLOOR,tmCEILING,
                tmLBLB,tmRBRB,tmRBLB,tmLBRP,tmLPRB,tmROOT,tmFRACT,tmSCRIPT,tmUBAR,
                tmOBAR,tmLARROW,tmRARROW,tmBARROW,tmSINT,tmDINT,tmTINT,tmSSINT,
                tmDSINT,tmTSINT,tmUHBRACE,tmLHBRACE,tmSUM
        };
public:
        static sal_Bool LookupChar(sal_Unicode nChar,String &rRet,
                sal_uInt8 nVersion=3,sal_uInt8 nTypeFace=0);
};


#endif

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