path: root/sc/inc/address.hxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_SC_INC_ADDRESS_HXX
#define INCLUDED_SC_INC_ADDRESS_HXX

#include <rtl/ustrbuf.hxx>
#include <rtl/strbuf.hxx>

#include <limits>
#include "scdllapi.h"
#include "types.hxx"
#include <formula/grammar.hxx>

#include <o3tl/typed_flags_set.hxx>
#include <com/sun/star/uno/Sequence.hxx>

namespace com { namespace sun { namespace star {
    namespace sheet {
        struct ExternalLinkInfo;
    }
}}}

class ScDocument;

/** size_t typedef to be able to find places where code was changed from USHORT
    to size_t and is used to read/write from/to streams. */
typedef size_t SCSIZE;

// Maximum possible value of data type, NOT maximum row value.
// MSC confuses numeric_limit max() with macro max() if vcl/wintypes.hxx is
// included, we should not be using those stupid macros anyway.
#undef min
#undef max
const SCROW    SCROW_MAX    = ::std::numeric_limits<SCROW>::max();
const SCCOL    SCCOL_MAX    = ::std::numeric_limits<SCCOL>::max();
const SCTAB    SCTAB_MAX    = ::std::numeric_limits<SCTAB>::max();
const SCCOLROW SCCOLROW_MAX = ::std::numeric_limits<SCCOLROW>::max();
const SCSIZE   SCSIZE_MAX   = ::std::numeric_limits<SCSIZE>::max();

// The maximum values. Defines are needed for preprocessor checks, for example
// in bcaslot.cxx, otherwise type safe constants are preferred.
#define MAXROWCOUNT_DEFINE 1048576
#define MAXCOLCOUNT_DEFINE 1024

// Count values
const SCROW       MAXROWCOUNT    = MAXROWCOUNT_DEFINE;
const SCCOL       MAXCOLCOUNT    = MAXCOLCOUNT_DEFINE;
/// limiting to 10000 for now, problem with 32 bit builds for now
const SCTAB       MAXTABCOUNT    = 10000;
const SCCOLROW    MAXCOLROWCOUNT = MAXROWCOUNT;
// Maximum values
const SCROW       MAXROW         = MAXROWCOUNT - 1;
const SCCOL       MAXCOL         = MAXCOLCOUNT - 1;
const SCTAB       MAXTAB         = MAXTABCOUNT - 1;
const SCCOLROW    MAXCOLROW      = MAXROW;
// Limit the initial tab count to prevent users to set the count too high,
// which could cause the memory usage of blank documents to exceed the
// available system memory.
const SCTAB       MAXINITTAB = 1024;
const SCTAB       MININITTAB = 1;

// Special values
const SCTAB SC_TAB_APPEND     = SCTAB_MAX;
const SCTAB TABLEID_DOC       = SCTAB_MAX;  // entire document, e.g. protect
const SCROW SCROWS32K         = 32000;
const SCCOL SCCOL_REPEAT_NONE = SCCOL_MAX;
const SCROW SCROW_REPEAT_NONE = SCROW_MAX;

#define MAXROW_30   8191

SAL_WARN_UNUSED_RESULT inline bool ValidCol( SCCOL nCol )
{
    return nCol >= static_cast<SCCOL>(0) && nCol <= MAXCOL;
}

SAL_WARN_UNUSED_RESULT inline bool ValidRow( SCROW nRow )
{
    return nRow >= static_cast<SCROW>(0) && nRow <= MAXROW;
}

SAL_WARN_UNUSED_RESULT inline bool ValidTab( SCTAB nTab )
{
    return nTab >= static_cast<SCTAB>(0) && nTab <= MAXTAB;
}

SAL_WARN_UNUSED_RESULT inline bool ValidTab( SCTAB nTab, SCTAB nMaxTab )
{
    return nTab >= static_cast<SCTAB>(0) && nTab <= nMaxTab;
}

SAL_WARN_UNUSED_RESULT inline bool ValidColRow( SCCOL nCol, SCROW nRow )
{
    return ValidCol( nCol) && ValidRow( nRow);
}

SAL_WARN_UNUSED_RESULT inline bool ValidColRowTab( SCCOL nCol, SCROW nRow, SCTAB nTab )
{
    return ValidCol( nCol) && ValidRow( nRow) && ValidTab( nTab);
}

SAL_WARN_UNUSED_RESULT inline SCCOL SanitizeCol( SCCOL nCol )
{
    return nCol < 0 ? 0 : (nCol > MAXCOL ? MAXCOL : nCol);
}

SAL_WARN_UNUSED_RESULT inline SCROW SanitizeRow( SCROW nRow )
{
    return nRow < 0 ? 0 : (nRow > MAXROW ? MAXROW : nRow);
}

SAL_WARN_UNUSED_RESULT inline SCTAB SanitizeTab( SCTAB nTab )
{
    return nTab < 0 ? 0 : (nTab > MAXTAB ? MAXTAB : nTab);
}

//  ScAddress
// The old cell address is combined in one UINT32:
// +---+---+-------+
// |Tab|Col|  Row  |
// +---+---+-------+
// For speed reasons access isn't done by shifting bits but by using platform
// dependent casts, which unfortunately also leads to aliasing problems when
// not using gcc -fno-strict-aliasing

// The result of ConvertRef() is a bit group of the following:
enum class ScRefFlags : sal_uInt16
{
    ZERO          = 0x0000,
    COL_ABS       = 0x0001,
    ROW_ABS       = 0x0002,
    TAB_ABS       = 0x0004,
    TAB_3D        = 0x0008,
    COL2_ABS      = 0x0010,
    ROW2_ABS      = 0x0020,
    TAB2_ABS      = 0x0040,
    TAB2_3D       = 0x0080,
    ROW_VALID     = 0x0100,
    COL_VALID     = 0x0200,
    TAB_VALID     = 0x0400,
    // BITS for convience
    BITS          = COL_ABS | ROW_ABS | TAB_ABS | TAB_3D \
                    | ROW_VALID | COL_VALID | TAB_VALID,
    // somewhat cheesy kludge to force the display of the document name even for
    // local references.  Requires TAB_3D to be valid
    FORCE_DOC     = 0x0800,
    ROW2_VALID    = 0x1000,
    COL2_VALID    = 0x2000,
    TAB2_VALID    = 0x4000,
    VALID         = 0x8000,

    ADDR_ABS      = VALID | COL_ABS | ROW_ABS | TAB_ABS,

    RANGE_ABS     = ADDR_ABS | COL2_ABS | ROW2_ABS | TAB2_ABS,

    ADDR_ABS_3D   = ADDR_ABS | TAB_3D,
    RANGE_ABS_3D  = RANGE_ABS | TAB_3D
};

namespace o3tl
{
    template<> struct typed_flags<ScRefFlags> : is_typed_flags<ScRefFlags, 0xffff> {};
}
inline void applyStartToEndFlags(ScRefFlags &target,const ScRefFlags source)
{
    target |= ScRefFlags((std::underlying_type<ScRefFlags>::type)source << 4);
}
inline void applyStartToEndFlags(ScRefFlags &target)
{
    target |= ScRefFlags((std::underlying_type<ScRefFlags>::type)target << 4);
}

//  ScAddress
class ScAddress
{
private:
    SCROW   nRow;
    SCCOL   nCol;
    SCTAB   nTab;

public:

    enum Uninitialized      { UNINITIALIZED };
    enum InitializeInvalid  { INITIALIZE_INVALID };

    struct Details
    {
        formula::FormulaGrammar::AddressConvention  eConv;
        SCROW       nRow;
        SCCOL       nCol;

        inline Details( formula::FormulaGrammar::AddressConvention eConvP, SCROW nRowP, SCCOL nColP ) :
            eConv(eConvP), nRow(nRowP), nCol(nColP)
        {}
        inline Details( formula::FormulaGrammar::AddressConvention eConvP, ScAddress const & rAddr ) :
            eConv(eConvP), nRow(rAddr.Row()),  nCol(rAddr.Col())
        {}
        inline Details( formula::FormulaGrammar::AddressConvention eConvP) :
            eConv(eConvP), nRow(0), nCol(0)
        {}
        /* Use the formula::FormulaGrammar::AddressConvention associated with rAddr::Tab() */
        Details( const ScDocument* pDoc, const ScAddress & rAddr );
    };
    SC_DLLPUBLIC static const Details detailsOOOa1;

    struct ExternalInfo
    {
        OUString    maTabName;
        sal_uInt16  mnFileId;
        bool        mbExternal;

        inline ExternalInfo() :
            mnFileId(0), mbExternal(false)
        {}
    };

    inline ScAddress() :
        nRow(0), nCol(0), nTab(0)
    {}
    inline ScAddress( SCCOL nColP, SCROW nRowP, SCTAB nTabP ) :
        nRow(nRowP), nCol(nColP), nTab(nTabP)
    {}
    /** Yes, it is what it seems to be: Uninitialized. May be used for
        performance reasons if it is initialized by other means. */
    inline ScAddress( Uninitialized )
    {}
    inline ScAddress( InitializeInvalid ) :
        nRow(-1), nCol(-1), nTab(-1)
    {}
    inline ScAddress( const ScAddress& rAddress ) :
        nRow(rAddress.nRow), nCol(rAddress.nCol), nTab(rAddress.nTab)
    {}
    inline ScAddress& operator=( const ScAddress& rAddress );

    inline void Set( SCCOL nCol, SCROW nRow, SCTAB nTab );

    inline SCROW Row() const
    {
        return nRow;
    }

    inline SCCOL Col() const
    {
        return nCol;
    }
    inline SCTAB Tab() const
    {
        return nTab;
    }
    inline void SetRow( SCROW nRowP )
    {
        nRow = nRowP;
    }
    inline void SetCol( SCCOL nColP )
    {
        nCol = nColP;
    }
    inline void SetTab( SCTAB nTabP )
    {
        nTab = nTabP;
    }
    inline void SetInvalid()
    {
        nRow = -1;
        nCol = -1;
        nTab = -1;
    }
    inline bool IsValid() const
    {
        return (nRow >= 0) && (nCol >= 0) && (nTab >= 0);
    }

    inline void PutInOrder( ScAddress& rAddress );

    inline void IncRow( SCsROW nDelta = 1 )
    {
        nRow = sal::static_int_cast<SCROW>(nRow + nDelta);
    }
    inline void IncCol( SCsCOL nDelta = 1 )
    {
        nCol = sal::static_int_cast<SCCOL>(nCol + nDelta);
    }
    inline void IncTab( SCsTAB nDelta = 1 )
    {
        nTab = sal::static_int_cast<SCTAB>(nTab + nDelta);
    }
    inline void GetVars( SCCOL& nColP, SCROW& nRowP, SCTAB& nTabP ) const
    {
        nColP = nCol;
        nRowP = nRow;
        nTabP = nTab;
    }

    /**
        @param  pSheetEndPos
                If given and Parse() successfully parsed a sheet name it returns
                the end position (exclusive) behind the sheet name AND a
                following sheet name separator. This independent of whether the
                resulting reference is fully valid or not.
     */
    SC_DLLPUBLIC ScRefFlags Parse(
                    const OUString&, ScDocument* = nullptr,
                    const Details& rDetails = detailsOOOa1,
                    ExternalInfo* pExtInfo = nullptr,
                    const css::uno::Sequence<css::sheet::ExternalLinkInfo>* pExternalLinks = nullptr,
                    sal_Int32* pSheetEndPos = nullptr,
                    const OUString* pErrRef = nullptr );

    SC_DLLPUBLIC void Format( OStringBuffer& r, ScRefFlags nFlags,
                                  const ScDocument* pDocument = nullptr,
                                  const Details& rDetails = detailsOOOa1) const;

    SC_DLLPUBLIC OUString Format( ScRefFlags nFlags,
                                  const ScDocument* pDocument = nullptr,
                                  const Details& rDetails = detailsOOOa1) const;

    /**
        @param  rErrorPos
                If FALSE is returned, the positions contain <0 or >MAX...
                values if shifted out of bounds.
        @param  pDocument
                The document for the maximum defined sheet number.
     */
    SC_DLLPUBLIC SAL_WARN_UNUSED_RESULT bool Move( SCsCOL nDeltaX, SCsROW nDeltaY, SCsTAB nDeltaZ,
            ScAddress& rErrorPos, ScDocument* pDocument = nullptr );

    inline bool operator==( const ScAddress& rAddress ) const;
    inline bool operator!=( const ScAddress& rAddress ) const;
    inline bool operator<( const ScAddress& rAddress ) const;
    inline bool operator<=( const ScAddress& rAddress ) const;

    inline size_t hash() const;

    /// "A1" or "$A$1" or R1C1 or R[1]C[1]
    OUString GetColRowString() const;
};

inline void ScAddress::PutInOrder( ScAddress& rAddress )
{
    if ( rAddress.Col() < Col() )
    {
        SCCOL nTmp = rAddress.Col();
        rAddress.SetCol( Col() );
        SetCol( nTmp );
    }
    if ( rAddress.Row() < Row() )
    {
        SCROW nTmp = rAddress.Row();
        rAddress.SetRow( Row() );
        SetRow( nTmp );
    }
    if ( rAddress.Tab() < Tab() )
    {
        SCTAB nTmp = rAddress.Tab();
        rAddress.SetTab( Tab() );
        SetTab( nTmp );
    }
}

inline void ScAddress::Set( SCCOL nColP, SCROW nRowP, SCTAB nTabP )
{
    nCol = nColP;
    nRow = nRowP;
    nTab = nTabP;
}

inline ScAddress& ScAddress::operator=( const ScAddress& rAddress )
{
    nCol = rAddress.nCol;
    nRow = rAddress.nRow;
    nTab = rAddress.nTab;
    return *this;
}

inline bool ScAddress::operator==( const ScAddress& rAddress ) const
{
    return nRow == rAddress.nRow && nCol == rAddress.nCol && nTab == rAddress.nTab;
}

inline bool ScAddress::operator!=( const ScAddress& rAddress ) const
{
    return !operator==( rAddress );
}

/** Same behavior as the old sal_uInt32 nAddress < r.nAddress with encoded
    tab|col|row bit fields. */
inline bool ScAddress::operator<( const ScAddress& rAddress ) const
{
    if (nTab == rAddress.nTab)
    {
        if (nCol == rAddress.nCol)
            return nRow < rAddress.nRow;
        else
            return nCol < rAddress.nCol;
    }
    else
        return nTab < rAddress.nTab;
}

inline bool ScAddress::operator<=( const ScAddress& rAddress ) const
{
    return operator<( rAddress ) || operator==( rAddress );
}

inline size_t ScAddress::hash() const
{
    // Assume that there are not that many addresses with row > 2^16 AND column
    // > 2^8 AND sheet > 2^8 so we won't have too many collisions.
    if (nRow <= 0xffff)
        return (static_cast<size_t>(nTab) << 24) ^
            (static_cast<size_t>(nCol) << 16) ^ static_cast<size_t>(nRow);
    else
        return (static_cast<size_t>(nTab) << 28) ^
            (static_cast<size_t>(nCol) << 24) ^ static_cast<size_t>(nRow);
}

struct ScAddressHashFunctor
{
    size_t operator()( const ScAddress & rAddress ) const
    {
        return rAddress.hash();
    }
};

inline bool ValidAddress( const ScAddress& rAddress )
{
    return ValidCol(rAddress.Col()) && ValidRow(rAddress.Row()) && ValidTab(rAddress.Tab());
}

//  ScRange
class ScRange
{
public:
    ScAddress aStart;
    ScAddress aEnd;

    inline ScRange() :
        aStart(), aEnd()
    {}

    inline ScRange( ScAddress::Uninitialized eUninitialized ) :
        aStart( eUninitialized ), aEnd( eUninitialized )
    {}
    inline ScRange( ScAddress::InitializeInvalid eInvalid ) :
        aStart( eInvalid ), aEnd( eInvalid )
    {}
    inline ScRange( const ScAddress& aInputStart, const ScAddress& aInputEnd ) :
        aStart( aInputStart ), aEnd( aInputEnd )
    {
        aStart.PutInOrder( aEnd );
    }
    inline ScRange( const ScRange& rRange ) :
        aStart( rRange.aStart ), aEnd( rRange.aEnd )
    {}
    inline ScRange( const ScAddress& rRange ) :
        aStart( rRange ), aEnd( rRange )
    {}
    inline ScRange( SCCOL nCol, SCROW nRow, SCTAB nTab ) :
        aStart( nCol, nRow, nTab ), aEnd( aStart )
    {}
    inline ScRange( SCCOL nCol1, SCROW nRow1, SCTAB nTab1, SCCOL nCol2, SCROW nRow2, SCTAB nTab2 ) :
        aStart( nCol1, nRow1, nTab1 ), aEnd( nCol2, nRow2, nTab2 )
    {}

    inline ScRange& operator=( const ScRange& rRange )
    {
        aStart = rRange.aStart;
        aEnd = rRange.aEnd;
        return *this;
    }
    inline ScRange& operator=( const ScAddress& rPos )
    {
        aStart = aEnd = rPos;
        return *this;
    }
    inline void SetInvalid()
    {
        aStart.SetInvalid();
        aEnd.SetInvalid();
    }
    inline bool IsValid() const
    {
        return aStart.IsValid() && aEnd.IsValid();
    }
    inline bool In( const ScAddress& ) const;   ///< is Address& in Range?
    inline bool In( const ScRange& ) const;     ///< is Range& in Range?

    SC_DLLPUBLIC ScRefFlags Parse( const OUString&, ScDocument* = nullptr,
                                   const ScAddress::Details& rDetails = ScAddress::detailsOOOa1,
                                   ScAddress::ExternalInfo* pExtInfo = nullptr,
                                   const css::uno::Sequence<css::sheet::ExternalLinkInfo>* pExternalLinks = nullptr,
                                   const OUString* pErrRef = nullptr );

    SC_DLLPUBLIC ScRefFlags ParseAny( const OUString&, ScDocument*,
                                      const ScAddress::Details& rDetails = ScAddress::detailsOOOa1 );
    SC_DLLPUBLIC ScRefFlags ParseCols( const OUString&, ScDocument*,
                                       const ScAddress::Details& rDetails = ScAddress::detailsOOOa1 );
    SC_DLLPUBLIC void ParseRows( const OUString&, ScDocument*,
                                       const ScAddress::Details& rDetails = ScAddress::detailsOOOa1 );

    /** Parse an Excel style reference up to and including the sheet name
        separator '!', including detection of external documents and sheet
        names, and in case of MOOXML import the bracketed index is used to
        determine the actual document name passed in pExternalLinks. For
        internal references (resulting rExternDocName empty), aStart.nTab and
        aEnd.nTab are set, or -1 if sheet name not found.
        @param bOnlyAcceptSingle  If <TRUE/>, a 3D reference (Sheet1:Sheet2)
            encountered results in an error (NULL returned).
        @param pExternalLinks  pointer to ExternalLinkInfo sequence, may be
            NULL for non-filter usage, in which case indices such as [1] are
            not resolved.
        @param pErrRef  pointer to "#REF!" string if to be accepted.
        @returns
            Pointer to the position after '!' if successfully parsed, and
            rExternDocName, rStartTabName and/or rEndTabName filled if
            applicable. ScRefFlags::... flags set in nFlags.
            Or if no valid document and/or sheet header could be parsed the start
            position passed with pString.
            Or NULL if a 3D sheet header could be parsed but
            bOnlyAcceptSingle==true was given.
     */
    const sal_Unicode* Parse_XL_Header( const sal_Unicode* pString, const ScDocument* pDocument,
                                        OUString& rExternDocName, OUString& rStartTabName,
                                        OUString& rEndTabName, ScRefFlags& nFlags,
                                        bool bOnlyAcceptSingle,
                                        const css::uno::Sequence<css::sheet::ExternalLinkInfo>* pExternalLinks = nullptr,
                                        const OUString* pErrRef = nullptr );

    SC_DLLPUBLIC OUString Format(ScRefFlags nFlags = ScRefFlags::ZERO, const ScDocument* pDocument = nullptr,
                                 const ScAddress::Details& rDetails = ScAddress::detailsOOOa1) const;

    inline void GetVars( SCCOL& nCol1, SCROW& nRow1, SCTAB& nTab1,
                         SCCOL& nCol2, SCROW& nRow2, SCTAB& nTab2 ) const;
    SC_DLLPUBLIC void PutInOrder();

    /**
        @param  rErrorRange
                If FALSE is returned, the positions contain <0 or >MAX...
                values if shifted out of bounds.
        @param  pDocument
                The document for the maximum defined sheet number.
     */
    SC_DLLPUBLIC SAL_WARN_UNUSED_RESULT bool Move( SCsCOL aDeltaX, SCsROW aDeltaY, SCsTAB aDeltaZ,
            ScRange& rErrorRange, ScDocument* pDocument = nullptr );

    /** Same as Move() but with sticky end col/row anchors. */
    SC_DLLPUBLIC SAL_WARN_UNUSED_RESULT bool MoveSticky( SCsCOL aDeltaX, SCsROW aDeltaY, SCsTAB aDeltaZ,
            ScRange& rErrorRange );

    SC_DLLPUBLIC void ExtendTo( const ScRange& rRange );
    SC_DLLPUBLIC bool Intersects( const ScRange& rRange ) const;    // do two ranges intersect?

    ScRange Intersection( const ScRange& rOther ) const;

    /// If maximum end column should not be adapted during reference update.
    inline bool IsEndColSticky() const;
    /// If maximum end row should not be adapted during reference update.
    inline bool IsEndRowSticky() const;

    /** Increment or decrement end column unless sticky or until it becomes
        sticky. Checks if the range encompasses at least two columns so should
        be called before adjusting the start column. */
    void IncEndColSticky( SCsCOL nDelta );

    /** Increment or decrement end row unless sticky or until it becomes
        sticky. Checks if the range encompasses at least two rows so should
        be called before adjusting the start row. */
    void IncEndRowSticky( SCsROW nDelta );

    inline bool operator==( const ScRange& rRange ) const;
    inline bool operator!=( const ScRange& rRange ) const;
    inline bool operator<( const ScRange& rRange ) const;
    inline bool operator<=( const ScRange& rRange ) const;

    /// Hash 2D area ignoring table number.
    inline size_t hashArea() const;
    /// Hash start column and start and end rows.
    inline size_t hashStartColumn() const;
};

inline void ScRange::GetVars( SCCOL& nCol1, SCROW& nRow1, SCTAB& nTab1,
                              SCCOL& nCol2, SCROW& nRow2, SCTAB& nTab2 ) const
{
    aStart.GetVars( nCol1, nRow1, nTab1 );
    aEnd.GetVars( nCol2, nRow2, nTab2 );
}

inline bool ScRange::IsEndColSticky() const
{
    // Only in an actual column range, i.e. not if both columns are MAXCOL.
    return aEnd.Col() == MAXCOL && aStart.Col() < aEnd.Col();
}

inline bool ScRange::IsEndRowSticky() const
{
    // Only in an actual row range, i.e. not if both rows are MAXROW.
    return aEnd.Row() == MAXROW && aStart.Row() < aEnd.Row();
}

inline bool ScRange::operator==( const ScRange& rRange ) const
{
    return ( (aStart == rRange.aStart) && (aEnd == rRange.aEnd) );
}

inline bool ScRange::operator!=( const ScRange& rRange ) const
{
    return !operator==( rRange );
}

/// Sort on upper left corner, if equal then use lower right too.
inline bool ScRange::operator<( const ScRange& r ) const
{
    return aStart < r.aStart || (aStart == r.aStart && aEnd < r.aEnd) ;
}

inline bool ScRange::operator<=( const ScRange& rRange ) const
{
    return operator<( rRange ) || operator==( rRange );
}

inline bool ScRange::In( const ScAddress& rAddress ) const
{
    return
        aStart.Col() <= rAddress.Col() && rAddress.Col() <= aEnd.Col() &&
        aStart.Row() <= rAddress.Row() && rAddress.Row() <= aEnd.Row() &&
        aStart.Tab() <= rAddress.Tab() && rAddress.Tab() <= aEnd.Tab();
}

inline bool ScRange::In( const ScRange& rRange ) const
{
    return
        aStart.Col() <= rRange.aStart.Col() && rRange.aEnd.Col() <= aEnd.Col() &&
        aStart.Row() <= rRange.aStart.Row() && rRange.aEnd.Row() <= aEnd.Row() &&
        aStart.Tab() <= rRange.aStart.Tab() && rRange.aEnd.Tab() <= aEnd.Tab();
}

inline size_t ScRange::hashArea() const
{
    // Assume that there are not that many ranges with identical corners so we
    // won't have too many collisions. Also assume that more lower row and
    // column numbers are used so that there are not too many conflicts with
    // the columns hashed into the values, and that start row and column
    // usually don't exceed certain values. High bits are not masked off and
    // may overlap with lower bits of other values, e.g. if start column is
    // greater than assumed.
    return
        (static_cast<size_t>(aStart.Row()) << 26) ^ // start row <= 2^6
        (static_cast<size_t>(aStart.Col()) << 21) ^ // start column <= 2^5
        (static_cast<size_t>(aEnd.Col())   << 15) ^ // end column <= 2^6
         static_cast<size_t>(aEnd.Row());           // end row <= 2^15
}

inline size_t ScRange::hashStartColumn() const
{
    // Assume that for the start row more lower row numbers are used so that
    // there are not too many conflicts with the column hashed into the higher
    // values.
    return
        (static_cast<size_t>(aStart.Col()) << 24) ^ // start column <= 2^8
        (static_cast<size_t>(aStart.Row()) << 16) ^ // start row <= 2^8
         static_cast<size_t>(aEnd.Row());
}

inline bool ValidRange( const ScRange& rRange )
{
    return ValidAddress(rRange.aStart) && ValidAddress(rRange.aEnd);
}

//  ScRangePair
class ScRangePair
{
private:
    ScRange aRange[2];

public:
    ScRangePair( const ScRangePair& r )
    {
        aRange[0] = r.aRange[0];
        aRange[1] = r.aRange[1];
    }
    ScRangePair( const ScRange& rRange1, const ScRange& rRange2 )
    {
        aRange[0] = rRange1;
        aRange[1] = rRange2;
    }

    inline ScRangePair& operator= ( const ScRangePair& rRange );
    const ScRange& GetRange( sal_uInt16 n ) const
    {
        return aRange[n];
    }
    ScRange& GetRange( sal_uInt16 n )
    {
        return aRange[n];
    }
};

inline ScRangePair& ScRangePair::operator= ( const ScRangePair& rRange )
{
    aRange[0] = rRange.aRange[0];
    aRange[1] = rRange.aRange[1];
    return *this;
}

//  ScRefAddress
class ScRefAddress
{
private:
    ScAddress           aAdr;
    bool                bRelCol;
    bool                bRelRow;
    bool                bRelTab;
public:
    inline ScRefAddress() :
        bRelCol(false), bRelRow(false), bRelTab(false)
    {}
    inline ScRefAddress( SCCOL nCol, SCROW nRow, SCTAB nTab,
                         bool bRelColP, bool bRelRowP, bool bRelTabP ) :
        aAdr(nCol, nRow, nTab),
        bRelCol(bRelColP), bRelRow(bRelRowP), bRelTab(bRelTabP)
    {}
    inline ScRefAddress( const ScRefAddress& rRef ) :
        aAdr(rRef.aAdr), bRelCol(rRef.bRelCol), bRelRow(rRef.bRelRow),
        bRelTab(rRef.bRelTab)
    {}

    inline ScRefAddress& operator=( const ScRefAddress& );

    inline bool IsRelCol() const
    {
        return bRelCol;
    }
    inline bool IsRelRow() const
    {
        return bRelRow;
    }
    inline bool IsRelTab() const
    {
        return bRelTab;
    }

    inline void SetRelCol(bool bNewRelCol)
    {
        bRelCol = bNewRelCol;
    }
    inline void SetRelRow(bool bNewRelRow)
    {
        bRelRow = bNewRelRow;
    }
    inline void SetRelTab(bool bNewRelTab)
    {
        bRelTab = bNewRelTab;
    }

    inline void Set( const ScAddress& rAdr,
                     bool bNewRelCol, bool bNewRelRow, bool bNewRelTab );
    inline void Set( SCCOL nNewCol, SCROW nNewRow, SCTAB nNewTab,
                     bool bNewRelCol, bool bNewRelRow, bool bNewRelTab );

    inline const ScAddress& GetAddress() const
    {
        return aAdr;
    }

    inline SCCOL Col() const
    {
        return aAdr.Col();
    }
    inline SCROW Row() const
    {
        return aAdr.Row();
    }
    inline SCTAB Tab() const
    {
        return aAdr.Tab();
    }

    inline bool operator == ( const ScRefAddress& r ) const;

    OUString  GetRefString( ScDocument* pDocument, SCTAB nActTab,
                            const ScAddress::Details& rDetails = ScAddress::detailsOOOa1) const;
};

inline ScRefAddress& ScRefAddress::operator=( const ScRefAddress& rRef )
{
    aAdr = rRef.aAdr;
    bRelCol = rRef.bRelCol;
    bRelRow = rRef.bRelRow;
    bRelTab = rRef.bRelTab;
    return *this;
}

inline void ScRefAddress::Set( const ScAddress& rAdr,
                               bool bNewRelCol, bool bNewRelRow, bool bNewRelTab )
{
    aAdr = rAdr;
    bRelCol = bNewRelCol;
    bRelRow = bNewRelRow;
    bRelTab = bNewRelTab;
}

inline void ScRefAddress::Set( SCCOL nNewCol, SCROW nNewRow, SCTAB nNewTab,
                               bool bNewRelCol, bool bNewRelRow, bool bNewRelTab )
{
    aAdr.Set( nNewCol, nNewRow, nNewTab);
    bRelCol = bNewRelCol;
    bRelRow = bNewRelRow;
    bRelTab = bNewRelTab;
}

inline bool ScRefAddress::operator==( const ScRefAddress& rRefAddress ) const
{
    return aAdr == rRefAddress.aAdr &&
           bRelCol == rRefAddress.bRelCol &&
           bRelRow == rRefAddress.bRelRow &&
           bRelTab == rRefAddress.bRelTab;
}

// Global functions

// Special values for cells always broadcasting or listening (ScRecalcMode::ALWAYS
// and the like).
#define BCA_BRDCST_ALWAYS ScAddress( 0, SCROW_MAX, 0 )
#define BCA_LISTEN_ALWAYS ScRange( BCA_BRDCST_ALWAYS, BCA_BRDCST_ALWAYS )

template< typename T > void PutInOrder( T& nStart, T& nEnd )
{
    if (nEnd < nStart)
    {
        T nTemp;
        nTemp = nEnd;
        nEnd = nStart;
        nStart = nTemp;
    }
}

bool ConvertSingleRef( ScDocument* pDocument, const OUString& rRefString,
                       SCTAB nDefTab, ScRefAddress& rRefAddress,
                       const ScAddress::Details& rDetails,
                       ScAddress::ExternalInfo* pExtInfo = nullptr );

bool ConvertDoubleRef( ScDocument* pDocument, const OUString& rRefString,
                       SCTAB nDefTab, ScRefAddress& rStartRefAddress,
                       ScRefAddress& rEndRefAddress,
                       const ScAddress::Details& rDetails,
                       ScAddress::ExternalInfo* pExtInfo = nullptr );

/// append alpha representation of column to buffer
SC_DLLPUBLIC void ScColToAlpha( OUStringBuffer& rBuffer, SCCOL nCol);

inline void ScColToAlpha( OUString& rStr, SCCOL nCol)
{
    OUStringBuffer aBuf(2);
    ScColToAlpha( aBuf, nCol);
    rStr += aBuf.makeStringAndClear();
}

inline OUString ScColToAlpha( SCCOL nCol )
{
    OUStringBuffer aBuf(2);
    ScColToAlpha( aBuf, nCol);
    return aBuf.makeStringAndClear();
}

/// get column number of A..IV... string
bool AlphaToCol( SCCOL& rCol, const OUString& rStr);

#endif // INCLUDED_SC_INC_ADDRESS_HXX

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