/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: numhead.hxx,v $
 * $Revision: 1.4 $
 *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * (a copy is included in the LICENSE file that accompanied this code).
 *
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#ifndef NF_NUMHEAD_HXX
#define NF_NUMHEAD_HXX

#include <tools/stream.hxx>

// -----------------------------------------------------------------------

        //  "Automatischer" Record-Header mit Groessenangabe

/*                      wird fuer SvNumberFormatter nicht gebraucht
class SvNumReadHeader
{
private:
    SvStream&   rStream;
    ULONG       nDataEnd;

public:
    SvNumReadHeader(SvStream& rNewStream);
    ~SvNumReadHeader();

    ULONG   BytesLeft() const;
};

class SvNumWriteHeader
{
private:
    SvStream&   rStream;
    ULONG       nDataPos;
    ULONG       nDataSize;

public:
    SvNumWriteHeader(SvStream& rNewStream, ULONG nDefault = 0);
    ~SvNumWriteHeader();
};

*/

        //  Header mit Groessenangaben fuer mehrere Objekte

class ImpSvNumMultipleReadHeader
{
private:
    SvStream&       rStream;
    char*           pBuf;
    SvMemoryStream* pMemStream;
    ULONG           nEndPos;
    ULONG           nEntryEnd;

public:
    ImpSvNumMultipleReadHeader(SvStream& rNewStream);
    ~ImpSvNumMultipleReadHeader();

    void    StartEntry();
    void    EndEntry();
    ULONG   BytesLeft() const;

    static void Skip( SvStream& );      // komplett ueberspringen
};

class ImpSvNumMultipleWriteHeader
{
private:
    SvStream&       rStream;
    SvMemoryStream  aMemStream;
    ULONG           nDataPos;
    sal_uInt32      nDataSize;
    ULONG           nEntryStart;

public:
    ImpSvNumMultipleWriteHeader(SvStream& rNewStream, ULONG nDefault = 0);
    ~ImpSvNumMultipleWriteHeader();

    void    StartEntry();
    void    EndEntry();
};

#endif