1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 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