diff -r 1882882c7f9c -r e52958d06c29 graphicsuis_plat/svgt_viewer_ui_api/inc/SVGTThumbnailUtil.h --- a/graphicsuis_plat/svgt_viewer_ui_api/inc/SVGTThumbnailUtil.h Tue May 25 12:28:38 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,214 +0,0 @@ -/* -* Copyright (c) 2004,2005 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: SVGT Thumbnail Utility Class implements the thumbnail -* used to display SVGT content. -* -*/ - - - -#ifndef __SVGTTHUMBNAILUTIL_H__ -#define __SVGTTHUMBNAILUTIL_H__ - -// INCLUDES - -#include - - -// FUNCTION PROTOTYPES - -// FORWARD DECLARATIONS -class CSvgEngineInterfaceImpl; -class CFbsBitmap; -// CLASS DECLARATION - -/** -* CSVGTThumbnailUtil is a utility class used to generate thumbnails. -* It is used through dialog provided by CSVGTUIDialog. -* -* @lib SVGTUIControl.lib -* @since 3.0 -*/ - -class CSVGTThumbnailUtil : public CBase, - public MSvgRequestObserver - { - public: // Constructors and destructor - /** - * Generate thumbnails for SVGT content. - * @since 3.0 - * @param aFileHandle File Handle to the SVGT file. - * @param aThumbnailBitmap Bitmap - Client provided bitmap to render - * the SVGT contents opening screen. - * @param aThumbnailBitmap Bitmap - Client provided bitmap mask. - * @return Boolean ETrue indicates thumbnail generated successfully, - * EFalse otherwise. - */ - IMPORT_C static TBool GenerateThumbnailLD( RFile& aFileHandle, - CFbsBitmap& aThumbnailBitmap, - CFbsBitmap& aThumbnailBitmapMask ); - - public: // New functions - - public: // Functions from base classes - - - /** - * This function is called to initialize the SVGT-Engine interface. - * @since 3.0 - */ - void InitializeEngineL(); - - /** - * Generates Thumbnail of initial screen of SVG content. - * @since 3.0 - * @return Boolean ETrue indicates thumbnail generated successfully, - * EFalse otherwise. - */ - - TBool GenerateThumbnail(); - - - protected: // Functions from base classes - - /** - * From MSvgRequestObserver Method called by SVG Engine - * after it has rendered a frame. - * @since 3.0 - */ - void UpdateScreen(); - - /** - * From MSvgRequestObserver This method is for future extension, - * in which an external script engine could be used to evaluate - * a script description. - * @since 3.0 - * @param aScript Descriptor containing script - * @param aCallerElement SVG Element that calls the script by a - * an event of the "on" attribute. - * @return TBool. - */ - TBool ScriptCall( const TDesC& aScript, - CSvgElementImpl* aCallerElement ); - - /** - * From MSvgRequestObserver This method is called by the SVG engine - * to retrieve the absolute path of the image file. - * @since 3.0 - * @param aUri Descriptor containing the relative path of the image. - * @param aFilePath Descriptor which contains absolute path that is - * to be used by the Engine to retrieve the image. - * @return TBool - - * ETrue indicates absolute path is present in aFilePath. - * EFalse otherwise. - */ - TInt FetchImage( const TDesC& aUri, - RFs& aSession, RFile& aFileHandle ) ; - - TInt FetchFont( const TDesC& /* aUri */, - RFs& /* aSession */, RFile& /* aFileHandle */ ); - - /** - * From MSvgRequestObserver This method is called by the SVG engine - * to get the SMIL Fit attribute value. - * @since 3.0 - * @param aSmilValue Descriptor containing the SMIL Fit attribute. - */ - void GetSmilFitValue( TDes& aSmilValue ); - - /** - * From MSvgRequestObserver This method is called by the SVG engine - * to update the presentation status. - * @since 3.0 - * @param aNoOfAnimation Integer. When called for the first time - * it indicates total number of animations. - * Subsequently it contains number of animations that were completed. - */ - void UpdatePresentation( const TInt32& aNoOfAnimation ); - private: - - /** - * C++ default constructor. - */ - CSVGTThumbnailUtil( RFile& aFileHandle ); - - /** - * Second Phase constructor. - * @param aThumbnailBitmap Client provided bitmap to render the SVGT - * contents opening screen. - * @param aThumbnailBitmapMask Bitmap - Client provided bitmap for SVGT - * bitmap mask. - */ - void ConstructL( CFbsBitmap& aThumbnailBitmap, - CFbsBitmap& aThumbnailBitmapMask ); - - /** - * Two-phased constructor for thumbnail creation. - * @since 3.0 - * @param aFileHandle file handle to the SVGT file. - * @param aThumbnailBitmap Bitmap - Client provided bitmap to render - * the SVGT contents opening screen. - * @param aThumbnailBitmapMask Bitmap - Client provided bitmap for SVGT - * bitmap mask. - * @return CSVGTThumbnailUtil* - */ - - static CSVGTThumbnailUtil* NewL( RFile& aFileHandle, - CFbsBitmap& aThumbnailBitmap, - CFbsBitmap& aThumbnailBitmapMask ); - - /** - * Two-phased constructor for thumbnail creation that pushes the - * object on the cleanup stack. - * @since 3.0 - * @param aFileHandle file handle to the SVGT file. - * @param aThumbnailBitmap Client provided bitmap to render the SVGT - * contents opening screen. - * @param aThumbnailBitmapMask Bitmap - Client provided bitmap for SVGT - * bitmap mask. - * @return CSVGTThumbnailUtil* - */ - - static CSVGTThumbnailUtil* NewLC( RFile& aFileHandle, - CFbsBitmap& aThumbnailBitmap, - CFbsBitmap& aThumbnailBitmapMask ); - /** - * Destructor. - */ - - virtual ~CSVGTThumbnailUtil(); - - private: // Data - // Dummy Bitmap used by SVG Engine to render content. - CFbsBitmap* iSVGTBitMapDummy; - - // SVG Engine Interface Implementation pointer - CSvgEngineInterfaceImpl* iSvgModule; - - // Thumbnail bitmap used by SVG Engine to render content. - CFbsBitmap* iThumbnailBitmap; - - // Thumbnail bitmap mask used by SVG Engine to render content mask. - CFbsBitmap* iThumbnailBitmapMask; - - // SVG Thumbnail Handle - TInt iThumbnailHandle; - - // SVGT content filename descriptor - RFile& iContentFileHandle; - }; - -#endif // __SVGTTHUMBNAILUTIL_H__ - -// End of File