sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // Declaration of a Direct Graphics Device Interface (GDI) software implementation,
sl@0: // this class actually implements the HAI.
sl@0: // 
sl@0: //
sl@0: 
sl@0: #ifndef __SWDIRECTGDIDRIVERIMPL_H__
sl@0: #define __SWDIRECTGDIDRIVERIMPL_H__
sl@0: 
sl@0: /**
sl@0: @file
sl@0: @internalComponent
sl@0: */
sl@0: 
sl@0: #include "swdirectgdiengine.h"
sl@0: #include <gdi.h>
sl@0: #include <pixelformats.h>
sl@0: #include <graphics/directgdidriverinternal.h>
sl@0: 
sl@0: class CFbsDrawDevice;
sl@0: class CSwDirectGdiImageTargetImpl;
sl@0: class CSwDirectGdiImageSourceImpl;
sl@0: 
sl@0: /**
sl@0: This class represents the body part of CDirectGdiDriver that actually implements
sl@0: the HAI. It derives from the CDirectGdiDriverInternal class and implements all the 
sl@0: interfaces to provide the functionality required by the generic layer.
sl@0: */
sl@0: NONSHARABLE_CLASS(CSwDirectGdiDriverImpl): public CDirectGdiDriverInternal
sl@0: 	{
sl@0: public:		
sl@0: 	virtual ~CSwDirectGdiDriverImpl();
sl@0: 	
sl@0: 	// From CDirectGdiDriverInternal
sl@0: 	void Flush() ;
sl@0: 	void Finish() ;
sl@0: 	TInt GetError();
sl@0: 	void SetError(TInt aErr);
sl@0: 	TInt CreateDrawableSource(TInt& aHandleRet, const RSgDrawable& aSgDrawable);
sl@0: 	void CloseDrawableSource(TInt& aHandle);
sl@0: 	TInt CreateImageTarget(TInt& aHandleRet, const RSgImage& aRSgImage);
sl@0: 	void CloseImageTarget(TInt& aHandle);
sl@0: 	TInt CreateEngine(MDirectGdiEngine*& aMDirectGdiEngine);
sl@0: 	void DestroyEngine(MDirectGdiEngine* aMDirectGdiEngine);
sl@0: 	TInt GetInterface(TUid aInterfaceId, TAny*& aInterface);
sl@0: 	
sl@0: 	TBool ValidImageSource(TInt aHandle) const;
sl@0: 	TBool ValidImageTarget(TInt aHandle) const;
sl@0: 	void Deactivate(CSwDirectGdiImageTargetImpl* aRenderingTarget);
sl@0: 	TInt RegisterSourceImage(const CSwDirectGdiImageSourceImpl& aImageSource);
sl@0: 	TInt RegisterTargetImage(const CSwDirectGdiImageTargetImpl& aImageTarget);
sl@0: 	TInt UnregisterTargetImage(const CSwDirectGdiImageTargetImpl& aImageTarget);
sl@0: 	TInt UnregisterSourceImage(const CSwDirectGdiImageSourceImpl& aImageSource);
sl@0: 	CSwDirectGdiDriverImpl(RLibrary aLibrary);
sl@0: 
sl@0: private:
sl@0: 	TInt iErrorCode;	/**< The first error code to occur in any CSwDirectGdiEngine instance.*/
sl@0: 	RPointerArray<MDirectGdiEngine> iEngines;
sl@0: 	RPointerArray<CSwDirectGdiImageTargetImpl> iTargets;
sl@0: 	RPointerArray<CSwDirectGdiImageSourceImpl> iImageSources;	
sl@0: 	};
sl@0: 
sl@0: #endif //__SWDIRECTGDIDRIVERIMPL_H__