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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+#ifndef _DEFLATER_HXX_
+#define _DEFLATER_HXX_
+
+#include <com/sun/star/uno/Sequence.hxx>
+
+extern "C"
+{
+ typedef struct z_stream_s z_stream;
+}
+
+class Deflater
+{
+protected:
+ com::sun::star::uno::Sequence< sal_Int8 > sInBuffer;
+ sal_Bool bFinish;
+ sal_Bool bFinished;
+ sal_Bool bSetParams;
+ sal_Int32 nLevel, nStrategy;
+ sal_Int32 nOffset, nLength;
+ z_stream* pStream;
+
+ void init (sal_Int32 nLevel, sal_Int32 nStrategy, sal_Bool bNowrap);
+ sal_Int32 doDeflateBytes (com::sun::star::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);
+
+public:
+ ~Deflater();
+ Deflater(sal_Int32 nSetLevel, sal_Bool bNowrap);
+ void SAL_CALL setInputSegment( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
+ void SAL_CALL setLevel( sal_Int32 nNewLevel );
+ sal_Bool SAL_CALL needsInput( );
+ void SAL_CALL finish( );
+ sal_Bool SAL_CALL finished( );
+ sal_Int32 SAL_CALL doDeflateSegment( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
+ sal_Int32 SAL_CALL getTotalIn( );
+ sal_Int32 SAL_CALL getTotalOut( );
+ void SAL_CALL reset( );
+ void SAL_CALL end( );
+};
+
+#endif