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/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: salbmp.h,v $
 *
 *  $Revision: 1.5 $
 *
 *  last change: $Author: hr $ $Date: 2007-06-27 20:52:50 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef _SV_SALBMP_H
#define _SV_SALBMP_H

#ifndef _SV_WINCOMP_HXX
#include <wincomp.hxx>
#endif

#ifndef _GEN_HXX
#include <tools/gen.hxx>
#endif

#ifndef _SV_SV_H
#include <vcl/sv.h>
#endif

#ifndef _SV_SALBMP_HXX
#include <vcl/salbmp.hxx>
#endif

// --------------
// - SalBitmap  -
// --------------

struct  BitmapBuffer;
class   BitmapColor;
class   BitmapPalette;
class   SalGraphics;

class WinSalBitmap : public SalBitmap
{
private:

    Size                maSize;
    HGLOBAL             mhDIB;
    HBITMAP             mhDDB;
    USHORT              mnBitCount;

public:

    HGLOBAL             ImplGethDIB() const { return mhDIB; }
    HBITMAP             ImplGethDDB() const { return mhDDB; }

    static HGLOBAL      ImplCreateDIB( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
    static HANDLE       ImplCopyDIBOrDDB( HANDLE hHdl, bool bDIB );
    static USHORT       ImplGetDIBColorCount( HGLOBAL hDIB );
    static void         ImplDecodeRLEBuffer( const BYTE* pSrcBuf, BYTE* pDstBuf,
                                             const Size& rSizePixel, bool bRLE4 );

public:

                        WinSalBitmap();
    virtual             ~WinSalBitmap();

public:

    bool                        Create( HANDLE hBitmap, bool bDIB, bool bCopyHandle );
    virtual bool                Create( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
    virtual bool                Create( const SalBitmap& rSalBmpImpl );
    virtual bool                Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics );
    virtual bool                Create( const SalBitmap& rSalBmpImpl, USHORT nNewBitCount );

    virtual void                Destroy();

    virtual Size                GetSize() const { return maSize; }
    virtual USHORT              GetBitCount() const { return mnBitCount; }

    virtual BitmapBuffer*       AcquireBuffer( bool bReadOnly );
    virtual void                ReleaseBuffer( BitmapBuffer* pBuffer, bool bReadOnly );
    virtual bool                GetSystemData( BitmapSystemData& rData );
};

#endif // _SV_SALBMP_HXX