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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 _GIFLZWC_HXX
#define _GIFLZWC_HXX
#ifndef _BMPACC_HXX
#include <vcl/bmpacc.hxx>
#endif
// --------------------
// - GIFLZWCompressor -
// --------------------
class GIFImageDataOutputStream;
struct GIFLZWCTreeNode;
class GIFLZWCompressor
{
private:
GIFImageDataOutputStream* pIDOS;
GIFLZWCTreeNode* pTable;
GIFLZWCTreeNode* pPrefix;
USHORT nDataSize;
USHORT nClearCode;
USHORT nEOICode;
USHORT nTableSize;
USHORT nCodeSize;
public:
GIFLZWCompressor();
~GIFLZWCompressor();
void StartCompression( SvStream& rGIF, USHORT nPixelSize );
void Compress( HPBYTE pSrc, ULONG nSize );
void EndCompression();
};
#endif // _GIFLZWC_HXX
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