svgtopt/SVG/SVGImpl/inc/SVGFontFaceElementImpl.h
author hgs
Wed, 03 Nov 2010 18:56:10 +0200
changeset 46 88edb906c587
permissions -rw-r--r--
201044
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/*
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* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  SVG Implementation header file
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 *
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*/
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#ifndef _INC_CSVGFONTFACEELEMENTIMPL_
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#define _INC_CSVGFONTFACEELEMENTIMPL_
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#include "SVGElementImpl.h"
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#include "GfxFloatFixPt.h"
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#ifdef SVG_FONTS_INCLUDE
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class   CSvgDocumentImpl;
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/**
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 * Class description goes here.
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 *
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 *  @lib SVGEngine.lib
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 *  @since 1.0
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 */
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class CSvgFontFaceElementImpl : public CSvgElementImpl
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    {
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    public:
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        // Constructor/deconstructor
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		/**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        static CSvgFontFaceElementImpl*NewL(  const TUint8 aElemID,
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                                      CSvgDocumentImpl* aDoc );
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		/**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        static CSvgFontFaceElementImpl*NewLC(  const TUint8 aElemID,
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                                       CSvgDocumentImpl* aDoc );
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	private:
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		/**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            ConstructL(  const TUint8 aElemID  );
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	public:
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       /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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		TInt							SetAttributeFloatL(		const TInt aNameId,
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																const TFloatFixPt aValue );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        virtual                         ~CSvgFontFaceElementImpl();
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        // From SVG DOM: Empty
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        const TDesC*                          GetFontFamily(  );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TFloatFixPt                          GetAscent();
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TFloatFixPt                          GetDescent();
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TFloatFixPt                          GetUnitsPerEm();
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TFloatFixPt                          GetAlphabetic();
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        // SVG Implementation:
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetFontFamilyL( const TDesC& aFontFamily );
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		/**
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         * Removes the font-family from hash map, called in case the 
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         * font-face has font-face-src 
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         *
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         * @since 3.2 
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         * @param: aFontFamily-- font-family name
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         * @return none
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         */
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		void RemoveFontFamily(const TDesC& aFontFamily);
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetUnicodeRangeL( const TDesC& aUnicodeRange );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetAscent( TFloatFixPt aAscent );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetDescent( TFloatFixPt aDescent );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetUnitsPerEm( TFloatFixPt aUnitsPerEm );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetAlphabetic( TFloatFixPt aAlphabetic );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetUnderlinePosition( TFloatFixPt aUnderlinePosition );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetUnderlineThickness( TFloatFixPt aUnderlineThickness );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetOverlinePosition( TFloatFixPt aOverlinePosition );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetOverlineThickness( TFloatFixPt aOverlineThickness );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetStrikethroughPosition( TFloatFixPt aStrikethroughPosition );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        void                            SetStrikethroughThickness( TFloatFixPt aStrikethroughThickness );
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        // From MXmlElement API
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TBool                           IsAttributeValid( const TDesC& aValue );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TInt                            SetAttributeL( const TDesC& aName,
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                                                       const TDesC& aValue );
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        // From CSvgElementImpl
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        MXmlElement*        CloneL(MXmlElement* aParentElement);
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TBool                           DrawL( CGfx2dGc* aGc,
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                                               CSvgElementImpl* aElement );
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        // From MXmlElementOpt API
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TInt                            GetAttributeFloat( const TInt aNameId,
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                                                           TFloatFixPt& aValue );
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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        TInt                            GetAttributeDes( const TInt aNameId,
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                                                         TPtrC16& aValue );
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		void Print( TBool aIsEncodeOn );
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    private:
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        TFloatFixPt                          iAscent;
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        TFloatFixPt                          iDescent;
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        TFloatFixPt                          iUnitsPerEm;
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        TFloatFixPt                          iAlphabetic;
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        TFloatFixPt                          iUnderlinePosition;
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        TFloatFixPt                          iUnderlineThickness;
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        TFloatFixPt                          iOverlinePosition;
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        TFloatFixPt                          iOverlineThickness;
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        TFloatFixPt                          iStrikethroughPosition;
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        TFloatFixPt                          iStrikethroughThickness;
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        HBufC*                          iFontFamily;
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        HBufC*                          iUnicodeRange;
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        /**
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         * Need method description
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         *
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         * @since 1.0
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         * @param
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         * @return
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         */
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                                        CSvgFontFaceElementImpl( CSvgDocumentImpl* aDoc );
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    };
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#endif /* SVG_FONTS_INCLUDE */
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#endif