menufw/hierarchynavigator/hnpresentationmodel/inc/hnattrimgprovsvgimage.h
changeset 0 f72a12da539e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menufw/hierarchynavigator/hnpresentationmodel/inc/hnattrimgprovsvgimage.h	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,167 @@
+/*
+* Copyright (c) 2007-2008 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:   image provider for image file
+*
+*/
+
+
+#ifndef HNATTRIMGPROVSVGIMAGE_H_
+#define HNATTRIMGPROVSVGIMAGE_H_
+
+#include "hnattrimgprovider.h"
+
+class CSvgEngineInterfaceImpl;
+
+/**
+ *  Image provider class for empty image.
+ *  Image provider specialization that loads image
+ *  from an image file path.
+ *
+ *  @lib hnpresentationmodel
+ *  @since S60 5.0
+ *  @ingroup group_hnpresentationmodel
+ */
+NONSHARABLE_CLASS( CHnAttrImgProvSvgImage ):
+    public CHnAttrImgProvider,
+    public MSvgRequestObserver
+    {
+public:
+    
+    /**
+     * Two-phase constructor.
+     *
+     * @since S60 5.0
+     * @param aFileName Image file name.
+     * @return Fully constructed object.
+     */
+    IMPORT_C static CHnAttrImgProvSvgImage* NewL( const TDesC& aFileName );
+    
+    /**
+     * Two-phase constructor.
+     *
+     * @since S60 5.0
+     * @param aFileName Image file name.
+     * @return Fully constructed object.
+     */
+    IMPORT_C static CHnAttrImgProvSvgImage* NewLC( const TDesC& aFileName );
+
+    /**
+     * Virtual destructor.
+     *
+     * @since S60 5.0
+     */
+    virtual ~CHnAttrImgProvSvgImage();
+
+    /**
+     * Gets icon.
+     * 
+     * @since S60 5.0
+     * @param aDesiredSize Desired size of the icon.
+     * @return Icon as a CGulIcon pointer.
+     */
+    CGulIcon* GetIcon( TSize *aDesiredIconSize );
+    
+    /**
+     * Gets icon holder which contains the icon that GetIcon returns.
+     * 
+     * @param aDesiredSize Desired size of the icon.
+     * @return icon hoder that contains the icon (may return NULL).
+     */
+    CHnIconHolder* GetIconHolder( TSize* aDesiredIconSize );
+    
+
+private:
+
+    /**
+     * Renders the icon.
+     * 
+     * @since S60 5.0
+     * @param aDesiredSize Desired size of the icon.
+     * @return Error code.
+     */
+    TInt RenderIcon( TSize aDesiredIconSize );
+    
+    /**
+     * Defualt constructor.
+     * 
+     * @since S60 5.0
+     */
+    CHnAttrImgProvSvgImage();
+    
+    /**
+     * Standard symbian 2nd phase constructor.
+     * 
+     * @since S60 5.0
+     * @param aFileName Image file name.
+     */
+    void ConstructL( const TDesC& aFileName );
+    
+public : //from MSvgRequestObserver
+	
+	/**
+	 * @see MSvgRequestObserver:UpdateScreen
+	 */
+    void UpdateScreen();
+
+    /**
+	 * @see MSvgRequestObserver:MSvgRequestObserver
+     */
+    TBool ScriptCall( const TDesC& aScript,	CSvgElementImpl* aCallerElement );
+
+    /**
+	 * @see MSvgRequestObserver:FetchImage
+     */
+    TInt FetchImage( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );
+
+	/**
+	 * @see MSvgRequestObserver:FetchFont    
+	 */
+	TInt FetchFont( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );
+
+    /**
+	 * @see MSvgRequestObserver:UpdatePresentation
+     */
+    void UpdatePresentation(const TInt32&  aNoOfAnimation);    
+
+private: // data
+
+    /**
+     * Bitmap. Not Own. GulIcon takes ownership.
+     */
+    CFbsBitmap* iBitmap;
+
+    /**
+     * Mask. Not Own. GulIcon takes ownership.
+     */
+    CFbsBitmap* iMask;
+
+    /**
+     * Mask. Own. Dummy for the engine.
+     */
+    CFbsBitmap* iDummyBitmap;
+    
+	/**
+	* SVG Engine instance
+	*/    
+    CSvgEngineInterfaceImpl* iSvgEngine;
+    
+	/**
+	* Handle to the svg dom tree.
+	*/    
+    TInt iHandle;
+    
+    };
+
+#endif // HNATTRIMGPROVSVGIMAGE_H_
+