aknsrleffectcontext.h

00001 /*
00002 * ==============================================================================
00003 *  Name        : AknsRlEffectContext.h
00004 *  Part of     : Avkon Skins / Rendering Library
00005 *  Interface   : ?Interface_category, ?Interface_name
00006 *  Description : ?Description
00007 *  Version     : ?Version
00008 *
00009 *  Copyright (c) 2004 Nokia Corporation.
00010 *  This material, including documentation and any related 
00011 *  computer programs, is protected by copyright controlled by 
00012 *  Nokia Corporation. All rights are reserved. Copying, 
00013 *  including reproducing, storing, adapting or translating, any 
00014 *  or all of this material requires the prior written consent of 
00015 *  Nokia Corporation. This material also contains confidential 
00016 *  information which may not be disclosed to others without the 
00017 *  prior written consent of Nokia Corporation.
00018 * ==============================================================================
00019 */
00020 
00021 #ifndef AKNSRLEFFECTCONTEXT_H
00022 #define AKNSRLEFFECTCONTEXT_H
00023 
00024 //  INCLUDES
00025 
00026 #include <fbs.h>
00027 #include <bitdev.h>
00028 
00029 // CONSTANTS
00030 
00037 const TInt KAknsRlLayerNone         = 0x1;
00038 
00045 const TInt KAknsRlLayerRGBOnly      = 0x2;
00046 
00053 const TInt KAknsRlLayerAlphaOnly    = 0x4;
00054 
00061 const TInt KAknsRlLayerRGBA         = 0x8;
00062 
00063 // DATA TYPES
00064 
00070 struct TAknsRlLayerData 
00071     {
00077     inline TAknsRlLayerData() : iRGBBitmap(0), iRGBDevice(0), iRGBGc(0),
00078         iAlphaBitmap(0), iAlphaDevice(0), iAlphaGc(0) {};
00079 
00085     CFbsBitmap* iRGBBitmap;
00086 
00092     CFbsBitmapDevice* iRGBDevice;
00093 
00099     CFbsBitGc* iRGBGc;
00100 
00106     CFbsBitmap* iAlphaBitmap;
00107 
00113     CFbsBitmapDevice* iAlphaDevice;
00114 
00120     CFbsBitGc* iAlphaGc;
00121     };
00122 
00123 // FORWARD DECLARATIONS
00124 
00125 class RAknsSrvSession;
00126 
00127 // CLASS DECLARATION
00128 
00147 class MAknsRlEffectContext
00148     {
00149     public: // Constructors and destructor
00150 
00157         inline virtual ~MAknsRlEffectContext() {}
00158 
00159     public: // New functions - Layer support
00160 
00166         virtual const TSize LayerSize() =0;
00167 
00233         virtual void GetLayerDataL( TAknsRlLayerData& aData,
00234             const TInt aLayerIndex, const TInt aLayerStatus,
00235             const TBool aInitialize ) =0;
00236             
00245         virtual RAknsSrvSession* GetSkinSrvSession() = 0;
00246     };
00247 
00248 // AKNSRLEFFECTCONTEXT_H
00249 #endif
00250             
00251 // End of File