lotuswordpro/inc/lwpsvstream.hxx

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  10  *  Sun Microsystems Inc., October, 2000
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  32  *  Sun Industry Standards Source License Version 1.1
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  56 #ifndef INCLUDED_LOTUSWORDPRO_INC_LWPSVSTREAM_HXX
  57 #define INCLUDED_LOTUSWORDPRO_INC_LWPSVSTREAM_HXX
  58
  59 #include "lwpheader.hxx"
  60
  61 class SvStream;
  62
  63 /**
  64  * @brief   encapsulate XInputStream to provide SvStream like interfaces
  65 */
  66 class LwpSvStream
  67 {
  68 public:
  69     LwpSvStream(SvStream* pStream, LwpSvStream * pCompressed = nullptr);
  70     size_t Read(void* bytes, size_t nBytesToRead);
  71     void SeekRel(sal_Int64 pos);
  72     sal_Int64 Tell();
  73     sal_Int64 Seek(sal_Int64 pos);
  74     bool CheckSeek(sal_Int64 pos);
  75
  76     LwpSvStream& ReadUInt8( sal_uInt8& rUInt8 );
  77     LwpSvStream& ReadUInt16( sal_uInt16& rUInt16 );
  78     LwpSvStream& ReadUInt32( sal_uInt32& rUInt32 );
  79
  80     static const sal_uInt32 LWP_STREAM_BASE;
  81
  82     LwpSvStream * GetCompressedStream()
  83     {
  84         return m_pCompressedStream;
  85     };
  86     SvStream * GetStream()
  87     {
  88         return m_pStream;
  89     }
  90
  91 private:
  92     // when the file opened is small file, m_pStream is the decompressed stream
  93     // when not, m_pStream contains the normal stream
  94     SvStream* m_pStream;
  95
  96     // when the file opened is small file, this stream is for saving the
  97     // compressed stream which is to be used for Chart/OLE as BENTO container
  98     LwpSvStream * m_pCompressedStream;
  99 };
 100 #endif
 101
 102 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */