diff -r 000000000000 -r 05e9090e2422 skins/AknSkins/alinc/AknsAlEffectContext.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skins/AknSkins/alinc/AknsAlEffectContext.h	Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2004-2008 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:  Class for providing effect context for effect plugins.
+*
+*/
+
+
+#ifndef AKNSALEFFECTCONTEXT_H
+#define AKNSALEFFECTCONTEXT_H
+
+// INCLUDES
+#include <AknsRlEffectContext.h>
+
+// CONSTANTS
+const TInt KAknsAlEffectContextLayerN = 5;
+
+// CLASS DECLARATION
+/**
+* Internal class for providing effect context for effect plugins used in
+* animations. This class is used by AnimatorBmp for managing input/output
+* layers during the lifetime of the animator.
+*
+* @since 3.0
+*/
+NONSHARABLE_CLASS( CAknsAlEffectContext ):
+    public CBase, public MAknsRlEffectContext
+    {
+    protected: // Protected constructors
+        CAknsAlEffectContext();
+
+    public: // New methods
+
+        static CAknsAlEffectContext* NewL();
+
+        ~CAknsAlEffectContext();
+
+        void ConfigureL( const TSize& aSize,
+                         TDisplayMode aRgbMode,
+                         TInt aInputLayerIndex,
+                         TInt aInputLayerMode );
+
+        /// @return May return NULL if the bitmap does not exist.
+        CFbsBitmap* RgbBitmap( TInt aLayerIndex ) const;
+        /// @return May return NULL if the bitmap does not exist.
+        CFbsBitmap* AlphaBitmap( TInt aLayerIndex ) const;
+
+        CFbsBitGc* RgbGc( TInt aIndex ) const;
+        CFbsBitGc* AlphaGc( TInt aIndex ) const;
+
+        /**
+        * Releases all layers but the output layer.
+        */
+        void ReleaseInputLayers( TInt aOutputLayerIndex );
+
+        void SetSkinSrvSession( RAknsSrvSession* aSession );
+
+    public: // From MAknsRlEffectContext
+        const TSize LayerSize();
+        void GetLayerDataL( TAknsRlLayerData& aData, const TInt aLayerIndex,
+                            const TInt aLayerStatus, const TBool aInitialize );
+        RAknsSrvSession* GetSkinSrvSession();
+
+    private: // New methods
+
+        void CreateIfNeededL( TInt aLayerIndex, const TInt aLayerStatus,
+                              TBool aInitialize );
+        void ReleaseLayers();
+        void ReleaseLayer( TInt aLayerIndex );
+
+    private:
+        RAknsSrvSession* iSession; // Referenced only
+        TSize iLayerSize;
+        TDisplayMode iRgbMode;
+        TAknsRlLayerData iLayers[KAknsAlEffectContextLayerN];
+    };
+
+#endif // AKNSALEFFECTCONTEXT_H
+
+// End of File