1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/nonnga/SERVER/offscreenbitmap.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,85 @@
     1.4 +// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#if !defined(__OFFSCREENBITMAP_H__)
    1.20 +#define __OFFSCREENBITMAP_H__
    1.21 +
    1.22 +#include <e32std.h>
    1.23 +#include <e32base.h>
    1.24 +#include <gdi.h>
    1.25 +
    1.26 +#include <Graphics/WSGRAPHICDRAWERINTERFACE.H>
    1.27 +
    1.28 +class CFbsBitmapDevice;
    1.29 +class CWsClientWindow;
    1.30 +class CWsWindow;
    1.31 +class CWsWindowBase;
    1.32 +class CWsClient;
    1.33 +class CScreen;
    1.34 +class DWsBitmap;
    1.35 +
    1.36 +#if defined(__WINS__) && defined(_DEBUG)
    1.37 +class CDebugOsbWin;
    1.38 +#endif
    1.39 +
    1.40 +class CWsOffScreenBitmap : public CBase, public MWsBackBuffer
    1.41 +	{
    1.42 +public: // Construction / Destruction
    1.43 +	static CWsOffScreenBitmap* NewL(CScreen* aScreen);
    1.44 +	~CWsOffScreenBitmap();
    1.45 +protected:
    1.46 +	CWsOffScreenBitmap(CScreen* aScreen);
    1.47 +	void ConstructL();
    1.48 +public: // Bitmap
    1.49 +	TInt DisplayModeChanged(TBool aSwapWidthAndHeight);
    1.50 +	void UpdateGc(const TBool aSwapWidthAndHeight);
    1.51 +public:
    1.52 +	CFbsBitmap* Bitmap();
    1.53 +	CFbsDevice* BitmapDevice();
    1.54 +	
    1.55 +public: // implementing MWsObjectProvider
    1.56 +	TAny* ResolveObjectInterface(TUint aTypeId);
    1.57 +	
    1.58 +public: // implementing MWsBackBuffer
    1.59 +	CFbsBitmap* GetBitmap();
    1.60 +	CFbsBitGc* GetBitGc();
    1.61 +	CFbsBitGc* GetBitGcCurrent();
    1.62 +	TInt SetBitGc(CFbsBitGc* aBitGc);
    1.63 +	TInt RedirectTo(MWsBackBuffer* aTarget);
    1.64 +	void SetObserver(MWsFlickerFreeBufferObserver* aObserver);
    1.65 +	MWsFlickerFreeBufferObserver* Observer();
    1.66 +#if defined(__WINS__) && defined(_DEBUG)
    1.67 +	void Update();
    1.68 +#endif	
    1.69 +
    1.70 +protected:	// Data
    1.71 +	CFbsBitGc* iBitmapGc;
    1.72 +	CFbsBitmap* iBitmap;
    1.73 +	CFbsBitmapDevice* iBitmapDevice;
    1.74 +	CScreen* iScreen;
    1.75 +	
    1.76 +private:	// Data
    1.77 +#if defined(__WINS__) && defined(_DEBUG)
    1.78 +	CDebugOsbWin* iOsbWin;
    1.79 +#endif
    1.80 +
    1.81 +private:	// Data
    1.82 +	// used by MWsBackBuffer to redirect OSB output
    1.83 +	CFbsBitGc* iRedirectGc;
    1.84 +	MWsBackBuffer* iRedirectBuffer;
    1.85 +	MWsFlickerFreeBufferObserver* iObserver;
    1.86 +	};
    1.87 +
    1.88 +#endif // __OFFSCREENBITMAP__