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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: salbmp.h,v $
 * $Revision: 1.6 $
 *
 * 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 _SV_SALBMP_H
#define _SV_SALBMP_H

#include <wincomp.hxx>
#include <tools/gen.hxx>
#include <vcl/sv.h>
#include <vcl/salbmp.hxx>

// --------------
// - 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