1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/graphics/windowing/windowserver/nga/CLIENT/scrdevextension.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,64 @@
     1.4 +// Copyright (c) 2008-2009 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 +#ifndef SCRDEVEXTENSION_H_
    1.20 +#define SCRDEVEXTENSION_H_
    1.21 +
    1.22 +#include <graphics/displaycontrol.h>
    1.23 +#include <graphics/displaymapping.h>
    1.24 +#include <graphics/testscreencapture.h>
    1.25 +#include <w32std.h>
    1.26 +
    1.27 +
    1.28 +class CWsScreenDevice::CScrDevExtension : public CBase, public MDisplayControl, public MDisplayMapping, public MTestScreenCapture, public MWsClientClass
    1.29 +{
    1.30 +public:
    1.31 +	CScrDevExtension(RWsBuffer *aBuffer,TInt32 aWsHandle);
    1.32 +	~CScrDevExtension();
    1.33 +//create or access the 1:1 extension instance behind the screen device
    1.34 +	TInt RepeatableConstruct();
    1.35 +//get a specific interface
    1.36 +	void*	GetInterface(TUint aId);
    1.37 +//Access pre-existing data members
    1.38 +	CFbsTypefaceStore* TypefaceStore();
    1.39 +	void  SetTypefaceStore(CFbsTypefaceStore*);
    1.40 +//implementing MDisplayControlBase 
    1.41 +	virtual TInt NumberOfResolutions() const;
    1.42 +	virtual TInt GetResolutions(RArray<TResolution>& aResolutions) const;
    1.43 +	virtual void GetConfiguration(TDisplayConfiguration& aConfig) const;
    1.44 +	virtual TInt SetConfiguration(const TDisplayConfiguration& aConfig);
    1.45 +	virtual TInt PreferredDisplayVersion() const;
    1.46 +//implementing MDisplayControl
    1.47 +	virtual TBool DisplayChangeEventsEnabled() const;
    1.48 +	virtual void EnableDisplayChangeEvents(TBool aEnable);
    1.49 +//implementing MDisplayMapping
    1.50 +	virtual TInt MapCoordinates(TCoordinateSpace aSourceSpace, const TRect& aSource, TCoordinateSpace aTargetSpace, TRect& aTarget) const;
    1.51 +	virtual void GetMaximumWindowExtent(TRect& aExtent) const;
    1.52 +	virtual void GetMaximumSurfaceSize(TSize& aPixels, TSize& aTwips) const;
    1.53 +	virtual void GetDisplayExtentOfWindow(const RWindowBase& aWindow, TRect& aExtent) const;
    1.54 +//implementing MTestScreenCapture
    1.55 +	virtual TInt TranslateExtent(const TRect& aInitial, TRect& aTarget) const;
    1.56 +	virtual TInt GetCompositedSize(TSize& aSize) const;
    1.57 +	virtual TInt ComposeScreen(const CFbsBitmap& aBitmap) const;
    1.58 +private:
    1.59 +	//function used by GetResolutions
    1.60 +	TInt FillResolutionArray(TInt aNumOfRes, RArray<TResolution>& aResolutions) const;
    1.61 +protected:
    1.62 +	MWsClientClass* WriteClient() const;
    1.63 +	TInt	iSupportedExtensionsBits;
    1.64 +	CFbsTypefaceStore* iTypefaceStore;
    1.65 +};
    1.66 +
    1.67 +#endif /*SCRDEVEXTENSION_H_*/