xref: /aoo41x/main/package/inc/Deflater.hxx (revision cdf0e10c)
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27*cdf0e10cSrcweir #ifndef _DEFLATER_HXX_
28*cdf0e10cSrcweir #define _DEFLATER_HXX_
29*cdf0e10cSrcweir 
30*cdf0e10cSrcweir #include <com/sun/star/uno/Sequence.hxx>
31*cdf0e10cSrcweir 
32*cdf0e10cSrcweir extern "C"
33*cdf0e10cSrcweir {
34*cdf0e10cSrcweir 	typedef struct z_stream_s z_stream;
35*cdf0e10cSrcweir }
36*cdf0e10cSrcweir 
37*cdf0e10cSrcweir class Deflater
38*cdf0e10cSrcweir {
39*cdf0e10cSrcweir protected:
40*cdf0e10cSrcweir 	com::sun::star::uno::Sequence< sal_Int8 > sInBuffer;
41*cdf0e10cSrcweir 	sal_Bool				bFinish;
42*cdf0e10cSrcweir 	sal_Bool				bFinished;
43*cdf0e10cSrcweir 	sal_Bool				bSetParams;
44*cdf0e10cSrcweir 	sal_Int32				nLevel, nStrategy;
45*cdf0e10cSrcweir 	sal_Int32				nOffset, nLength;
46*cdf0e10cSrcweir 	z_stream*				pStream;
47*cdf0e10cSrcweir 
48*cdf0e10cSrcweir 	void init (sal_Int32 nLevel, sal_Int32 nStrategy, sal_Bool bNowrap);
49*cdf0e10cSrcweir 	sal_Int32 doDeflateBytes (com::sun::star::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);
50*cdf0e10cSrcweir 
51*cdf0e10cSrcweir public:
52*cdf0e10cSrcweir 	~Deflater();
53*cdf0e10cSrcweir 	Deflater(sal_Int32 nSetLevel, sal_Bool bNowrap);
54*cdf0e10cSrcweir     void SAL_CALL setInputSegment( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
55*cdf0e10cSrcweir     void SAL_CALL setLevel( sal_Int32 nNewLevel );
56*cdf0e10cSrcweir     sal_Bool SAL_CALL needsInput(  );
57*cdf0e10cSrcweir     void SAL_CALL finish(  );
58*cdf0e10cSrcweir     sal_Bool SAL_CALL finished(  );
59*cdf0e10cSrcweir     sal_Int32 SAL_CALL doDeflateSegment( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
60*cdf0e10cSrcweir     sal_Int32 SAL_CALL getTotalIn(  );
61*cdf0e10cSrcweir     sal_Int32 SAL_CALL getTotalOut(  );
62*cdf0e10cSrcweir     void SAL_CALL reset(  );
63*cdf0e10cSrcweir     void SAL_CALL end(  );
64*cdf0e10cSrcweir };
65*cdf0e10cSrcweir 
66*cdf0e10cSrcweir #endif
67