--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommscontroller/mmcccontroller/inc/mccscreen.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,254 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:    
+*
+*/
+
+
+
+#ifndef MCCSCREEN_H
+#define MCCSCREEN_H
+
+#include <w32std.h>
+
+class CCamera;
+class MCameraDirectViewFinder;
+
+/**
+* Screen for viewfinder, may use bitmap viewfinder or direct viewfinder
+* depending on supported camera vf modes.
+* 
+*/
+class CMccScreen : public CBase
+    {
+
+    public:
+        
+        enum TMccScreenType
+            {
+            EBitmapScreen,
+            EDirectScreen
+            };
+    
+    public:
+
+        static CMccScreen* NewL( CCamera* aCamera,
+                                 TPoint aPos, 
+                                 TSize aArea, 
+                                 TInt aIndex, 
+                                 TInt aWindowOrdinalPosition,
+                                 TInt aWindowOrdinalPriority );
+
+        ~CMccScreen();
+        
+        
+        
+    public:
+
+        virtual void StartL();
+        
+        virtual void Stop();
+        
+        virtual void Draw( CFbsBitmap& aFrame );
+        
+        virtual TInt SetCamera( CCamera* aCamera );
+        
+    protected:
+        
+        void StopCamera();
+        
+        TBool VfStartPossible();
+        
+        void ConstructL();
+
+        CMccScreen( TMccScreenType aScreenType,
+                    CCamera* aCamera,
+                    TPoint aPos, 
+                    TSize aArea, 
+                    TInt aIndex, 
+                    TInt aWindowOrdinalPosition,
+                    TInt aWindowOrdinalPriority );
+
+    protected:
+        
+        CCamera* iCamera;    
+        TInt iDeviceIndex;
+        TPoint iPosition;
+        TSize iArea;
+        TInt iWindowOrdinalPosition;
+        TInt iWindowOrdinalPriority; 
+        
+        RWsSession           iRwSession;
+        RWindowGroup*        iRwGroup;
+        RWindow*             iRw;
+        CWsScreenDevice*     iDev;
+        
+        CWindowGc* iGraphicsContext;
+        
+        TMccScreenType iScreenType;
+        
+        
+#ifdef TEST_EUNIT
+    friend class UT_CMccCameraHandler;
+    friend class UT_CMccScreen;
+#endif
+    
+};
+
+/**
+* Bitamp viewfinder screen. Uses DSA to draw vf bitmaps.
+* 
+*/
+class CMccScreenBitmap : public CMccScreen, 
+                         public MDirectScreenAccess
+	{
+
+	public:
+
+		static CMccScreenBitmap* NewL( CCamera* aCamera,
+                                       TPoint aPos, 
+                                       TSize aArea, 
+                                       TInt aIndex, 
+                                       TInt aWindowOrdinalPosition,
+                                       TInt aWindowOrdinalPriority );
+
+		~CMccScreenBitmap();
+	    
+	public: // From CMccScreen
+
+		virtual void StartL();
+		
+		virtual void Stop();
+		
+		virtual void Draw( CFbsBitmap& aFrame );
+		
+	private:
+	    
+	    void ConstructL();
+
+	    CMccScreenBitmap( CCamera* aCamera,
+                    TPoint aPos, 
+                    TSize aArea, 
+                    TInt aIndex, 
+                    TInt aWindowOrdinalPosition,
+                    TInt aWindowOrdinalPriority );
+		
+		void Restart( RDirectScreenAccess::TTerminationReasons aReason );
+		
+		void AbortNow( RDirectScreenAccess::TTerminationReasons aReason );
+		
+		void StartCameraL();
+		
+		void StartDsaL();
+		
+		TPoint UpdateViewFinderArea( TSize aViewFinderImageSize );
+
+        void DoDraw( CFbsBitmap& aFrame );
+        
+        void DoScreenDeviceUpdate();
+        
+        void AttachFrameL( CFbsBitmap* aFrame );
+                
+        void DetachFrame();
+        
+        void StoreFrameDataL( CFbsBitmap& aFrame );
+         
+        CFbsBitmap* RestoreFrameLC();
+		
+		void DrawBlackBorders();
+        
+	private:
+
+		CDirectScreenAccess* iDirectScreenAccess;
+		CFbsBitGc* iGc;
+		RRegion* iRegion;
+		CFbsScreenDevice* iFbsDev;
+		
+		TRect iViewFinderImageRect;	
+		
+		TBool iFirstImageDrawn;
+		
+		CFbsBitmap* iAttachedFrame;
+		
+		TBool iAborted;
+		
+	    TSize iPausedFrameSize;
+	    TDisplayMode iPausedFrameDisplayMode;
+	    HBufC8* iPausedFrameData;
+	    
+	    TBool iStopped;
+		
+#ifdef TEST_EUNIT
+    friend class UT_CMccCameraHandler;
+    friend class UT_CMccScreen;
+#endif
+    	
+	};
+
+/**
+* Direct viewfinder screen.
+* 
+*/
+class CMccScreenDirect : public CMccScreen
+    {
+
+    public:
+
+        static CMccScreenDirect* NewL( CCamera* aCamera,
+                                       TPoint aPos, 
+                                       TSize aArea, 
+                                       TInt aIndex, 
+                                       TInt aWindowOrdinalPosition,
+                                       TInt aWindowOrdinalPriority );
+
+        ~CMccScreenDirect();
+        
+        
+        
+    public: // From CMccScreen
+
+        virtual void StartL();
+        
+        virtual void Stop();
+        
+        virtual TInt SetCamera( CCamera* aCamera );
+        
+    private:
+        
+        void ConstructL();
+
+        CMccScreenDirect( 
+                    CCamera* aCamera,
+                    TPoint aPos, 
+                    TSize aArea, 
+                    TInt aIndex, 
+                    TInt aWindowOrdinalPosition,
+                    TInt aWindowOrdinalPriority );
+    
+        void StartDirectViewFinderL();
+        
+        TInt HandleDirectViewFinder();
+        
+    private:
+        
+        MCameraDirectViewFinder* iDirectViewFinder;
+
+#ifdef TEST_EUNIT
+    friend class UT_CMccCameraHandler;
+    friend class UT_CMccScreen;
+#endif
+    
+    };
+
+#endif