diff -r 000000000000 -r 15bf7259bb7c uiaccelerator_plat/alf_core_toolkit_api/inc/uiacceltk/HuiShadowedTexture.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/uiaccelerator_plat/alf_core_toolkit_api/inc/uiacceltk/HuiShadowedTexture.h Tue Feb 02 07:56:43 2010 +0200 @@ -0,0 +1,104 @@ +/* +* Copyright (c) 2006-2007 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: Declares the MHuiShadowedTexture interface. +* MHuiShadowedTexture is an interface for textures that support +* dropshadows that are generated out of the texture's content. +* +*/ + + + +#ifndef __HUISHADOWEDTEXTURE_H__ +#define __HUISHADOWEDTEXTURE_H__ + + +#include + + +/* Forward declarations. */ +class MHuiSegmentedTexture; +class MHuiShadowedTexture; +class THuiTextureHandle; + + +/** Generic shadowing styles. */ +enum THuiShadowStyle + { + /** Shadow is going to be used with an icon. Little detail. */ + EHuiTextureShadowStyleIcon, + + /** Shadow is going to be used with rasterized text. High detail. */ + EHuiTextureShadowStyleRasterizedText + }; + + +/** + * MHuiShadowedTexture is an interface for textures that support dropshadows + * that are generated out of the texture's content. + */ +class MHuiShadowedTexture + { +public: + + /* Destructor. */ + + /** + * Virtual destructor. + */ + virtual ~MHuiShadowedTexture() + { + } + + + /* Interface methods. */ + + /** + * @deprecated + * + * Enables or disables the generation of a shadow when a new image is + * uploaded. Note that when the shadow is enabled, a new texture image + * needs to be uploaded before the shadow is actually generated. + * + * @param aEnable Enables or disables shadow generation and usage. + */ + virtual void EnableShadow(TBool aEnable = ETrue) = 0; + + /** + * @deprecated + * + * Determines if shadow generation has been enabled. + */ + virtual TBool IsShadowEnabled() const = 0; + + /** + * @deprecated + * + * Gets a handle to the shadow texture. The handle can be a null handle + * if the shadow is disabled or has not been generated yet. + * + * Does not return the handle as a return value because that would make it too + * easy to construct a THuiImage directly out of the handle, and cause + * a crash since the THuiImage would then reference a temporary object. + * + * @param aHandle Handle to the shadow texture is returned here. + * + * @return ETrue, if a shadow texture is available. + * Otherwise, EFalse. + */ + virtual TBool GetShadowTexture(THuiTextureHandle& aHandle) const = 0; + + }; + + +#endif // __HUISHADOWEDTEXTURE_H__