dffrecordheader.hxx

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#ifndef INCLUDED_FILTER_MSFILTER_DFFRECORDHEADER_HXX
#define INCLUDED_FILTER_MSFILTER_DFFRECORDHEADER_HXX
 
#include <filter/msfilter/msfilterdllapi.h>
#include <svx/msdffdef.hxx>
#include <sal/types.h>
#include <tools/solar.h>
#include <tools/stream.hxx>
 
class MSFILTER_DLLPUBLIC DffRecordHeader
{
public:
    sal_uInt8   nRecVer; // may be DFF_PSFLAG_CONTAINER
    sal_uInt16  nRecInstance;
    sal_uInt16  nImpVerInst;
    sal_uInt16  nRecType;
    sal_uInt32  nRecLen;
    sal_uLong   nFilePos;
 
    DffRecordHeader() : nRecVer(0), nRecInstance(0), nImpVerInst(0),
                        nRecType(0), nRecLen(0), nFilePos(0) {}
    bool        IsContainer() const { return nRecVer == DFF_PSFLAG_CONTAINER; }
    sal_uLong   GetRecBegFilePos() const { return nFilePos; }
    sal_uLong   GetRecEndFilePos() const
        { return nFilePos + DFF_COMMON_RECORD_HEADER_SIZE + nRecLen; }
    bool SeekToEndOfRecord(SvStream& rIn) const
    {
        sal_uInt64 const nPos = nFilePos + DFF_COMMON_RECORD_HEADER_SIZE + nRecLen;
        return checkSeek(rIn, nPos);
    }
    bool SeekToContent(SvStream& rIn) const
    {
        sal_uInt64 const nPos = nFilePos + DFF_COMMON_RECORD_HEADER_SIZE;
        return checkSeek(rIn, nPos);
    }
    bool SeekToBegOfRecord(SvStream& rIn) const
    {
        return checkSeek(rIn, nFilePos);
    }
 
    MSFILTER_DLLPUBLIC friend bool ReadDffRecordHeader(SvStream& rIn, DffRecordHeader& rRec);
};
 
#endif
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