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 *  Sun Microsystems Inc., October, 2000
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 *  Sun Industry Standards Source License Version 1.1
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/**
 * @file
 *  For LWP filter architecture prototype - table object
 */

#ifndef INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPTBLFORMULA_HXX
#define INCLUDED_LOTUSWORDPRO_SOURCE_FILTER_LWPTBLFORMULA_HXX

/* These token types are written to the file.  Don't change their
values unless you filter them.
*/
enum lTokenType
{
    TK_BAD                  = 0,
    TK_OPERAND              = 1,
    TK_END                  = 2,
    TK_RIGHTPAREN           = 3,
    TK_FUNCTION             = 4,
    TK_LEFTPAREN            = 5,
    TK_UNARY_MINUS          = 6,
    TK_ADD                  = 7,
    TK_SUBTRACT             = 8,
    TK_MULTIPLY             = 9,
    TK_DIVIDE               = 10,
    TK_EQUAL                = 11,
    TK_LESS                 = 12,
    TK_GREATER              = 13,
    TK_NOT_EQUAL            = 14,
    TK_GREATER_OR_EQUAL     = 15,
    TK_LESS_OR_EQUAL        = 16,
    TK_NOT                  = 17,
    TK_AND                  = 18,
    TK_OR                   = 19,
    TK_CELLID               = 20,
    TK_CONSTANT             = 21,
    TK_TEXT                 = 22,
    TK_SUM                  = 23,
    TK_IF                   = 24,
    TK_AVERAGE              = 25,
    TK_MAXIMUM              = 26,
    TK_MINIMUM              = 27,
    TK_COUNT                = 28,
    TK_CELLRANGE            = 29,
    TK_EXPRESSION           = 30,
    TK_OPEN_FUNCTION        = 31,
    TK_LIST_SEPARATOR       = 32
};
class LwpTableLayout;
class LwpFormulaArg
{
public:
    virtual ~LwpFormulaArg() = 0;
    virtual OUString ToString(LwpTableLayout* pCellsMap)=0;
    virtual OUString ToArgString(LwpTableLayout* pCellsMap){ return ToString(pCellsMap);}
};

class LwpFormulaTools
{
public:
    static OUString GetName(sal_uInt16 nTokenType);
    static OUString GetCellAddr(sal_Int16 nRow, sal_Int16 nCol, LwpTableLayout* pCellsMap);
};

class LwpFormulaConst:public LwpFormulaArg
{
public:
    explicit LwpFormulaConst( double dVal);
    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
private:
    double m_dVal;
};

class LwpFormulaText:public LwpFormulaArg
{
public:
    explicit LwpFormulaText( const OUString& aText);
    virtual OUString ToString(LwpTableLayout* /*pCellsMap*/) override {return m_aText;}
private:
    OUString m_aText;
};

class LwpFormulaCellAddr:public LwpFormulaArg
{
public:
    LwpFormulaCellAddr(sal_Int16 aCol, sal_Int16 aRow);

    sal_Int16 GetCol(){return m_aCol;}
    sal_Int16 GetRow(){return m_aRow;}

    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
private:
    sal_Int16 m_aCol;
    sal_Int16 m_aRow;
};

class LwpFormulaCellRangeAddr:public LwpFormulaArg
{
public:
    LwpFormulaCellRangeAddr(sal_Int16 aStartCol, sal_Int16 aStartRow, sal_Int16 aEndCol, sal_Int16 aEndRow);

    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
private:
    sal_Int16 m_aStartCol;
    sal_Int16 m_aStartRow;
    sal_Int16 m_aEndCol;
    sal_Int16 m_aEndRow;
};

class LwpFormulaFunc :public LwpFormulaArg
{
public:
    explicit LwpFormulaFunc(sal_uInt16 nTokenType);
    virtual ~LwpFormulaFunc();

    void AddArg(LwpFormulaArg* pArg);

    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
    OUString ToArgString(LwpTableLayout* pCellsMap) override;

protected:
    std::vector<LwpFormulaArg*> m_aArgs;
    sal_uInt16 m_nTokenType;
};

class LwpFormulaOp : public LwpFormulaFunc
{
public:
    explicit LwpFormulaOp(sal_uInt16 nTokenType):LwpFormulaFunc(nTokenType){;}
    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
};

class LwpFormulaUnaryOp : public LwpFormulaFunc
{
public:
    explicit LwpFormulaUnaryOp(sal_uInt16 nTokenType):LwpFormulaFunc(nTokenType){;}
    virtual OUString ToString(LwpTableLayout* pCellsMap) override;
};

class LwpFormulaInfo : public LwpCellList
{
public:
    LwpFormulaInfo(LwpObjectHeader &objHdr, LwpSvStream* pStrm);
    OUString Convert(LwpTableLayout* pCellsMap);
    void Convert(XFCell * pCell, LwpTableLayout* pCellsMap) override;
protected:
    void Read() override;
    bool ReadCellID();
    bool ReadText();
    bool ReadCellRange();
    bool ReadExpression();
    bool ReadArguments(LwpFormulaFunc& aFunc);
    bool m_bSupported;
private:
    virtual ~LwpFormulaInfo();

    std::vector<LwpFormulaArg*> m_aStack;
    bool ReadConst();
    void MarkUnsupported(sal_uInt16 TokenType);

    sal_uInt16 m_nFormulaRow;
};

#endif

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