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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*************************************************************************
3 : *
4 : * The Contents of this file are made available subject to the terms of
5 : * either of the following licenses
6 : *
7 : * - GNU Lesser General Public License Version 2.1
8 : * - Sun Industry Standards Source License Version 1.1
9 : *
10 : * Sun Microsystems Inc., October, 2000
11 : *
12 : * GNU Lesser General Public License Version 2.1
13 : * =============================================
14 : * Copyright 2000 by Sun Microsystems, Inc.
15 : * 901 San Antonio Road, Palo Alto, CA 94303, USA
16 : *
17 : * This library is free software; you can redistribute it and/or
18 : * modify it under the terms of the GNU Lesser General Public
19 : * License version 2.1, as published by the Free Software Foundation.
20 : *
21 : * This library is distributed in the hope that it will be useful,
22 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
24 : * Lesser General Public License for more details.
25 : *
26 : * You should have received a copy of the GNU Lesser General Public
27 : * License along with this library; if not, write to the Free Software
28 : * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 : * MA 02111-1307 USA
30 : *
31 : *
32 : * Sun Industry Standards Source License Version 1.1
33 : * =================================================
34 : * The contents of this file are subject to the Sun Industry Standards
35 : * Source License Version 1.1 (the "License"); You may not use this file
36 : * except in compliance with the License. You may obtain a copy of the
37 : * License at http://www.openoffice.org/license.html.
38 : *
39 : * Software provided under this License is provided on an "AS IS" basis,
40 : * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
41 : * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
42 : * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
43 : * See the License for the specific provisions governing your rights and
44 : * obligations concerning the Software.
45 : *
46 : * The Initial Developer of the Original Code is: IBM Corporation
47 : *
48 : * Copyright: 2008 by IBM Corporation
49 : *
50 : * All Rights Reserved.
51 : *
52 : * Contributor(s): _______________________________________
53 : *
54 : *
55 : ************************************************************************/
56 : #ifndef _SVSTREAM_HXX
57 : #define _SVSTREAM_HXX
58 :
59 : #include "lwpheader.hxx"
60 : #include "lwpunoheader.hxx"
61 : #include <tools/stream.hxx>
62 :
63 : /**
64 : * @brief encapsulate XInputStream to provide SvStream like interfaces
65 : */
66 : class LwpSvStream
67 : {
68 : public:
69 : LwpSvStream(SvStream* pStream, LwpSvStream * pCompressed = NULL);
70 : sal_Int32 Read( void* bytes, sal_Int32 nBytesToRead );
71 : sal_Int64 SeekRel( sal_Int64 pos );
72 : sal_Int64 Tell();
73 : sal_Int64 Seek( sal_Int64 pos );
74 :
75 : LwpSvStream& operator>>( sal_uInt8& rUInt8 );
76 : LwpSvStream& operator>>( sal_uInt16& rUInt16 );
77 : LwpSvStream& operator>>( sal_uInt32& rUInt32 );
78 :
79 : LwpSvStream& operator>>( sal_Int8& rInt8 );
80 : LwpSvStream& operator>>( sal_Int16& rInt16 );
81 : LwpSvStream& operator>>( sal_Int32& rInt32 );
82 :
83 : static const sal_uInt32 LWP_STREAM_BASE;
84 :
85 4 : LwpSvStream * GetCompressedStream()
86 : {
87 4 : return m_pCompressedStream;
88 : };
89 0 : SvStream * GetStream()
90 : {
91 0 : return m_pStream;
92 : }
93 :
94 : private:
95 : // when the file opened is small file, m_pStream is the decompressed stream
96 : // when not, m_pStream contains the normal stream
97 : SvStream* m_pStream;
98 :
99 : // when the file opened is small file, this stream is for saving the
100 : // compressed stream which is to be used for Chart/OLE as BENTO container
101 : LwpSvStream * m_pCompressedStream;
102 : };
103 : #endif
104 :
105 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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