/*

* Copyright (c) 2003 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:  SVG Implementation source file

 *

*/

#ifndef SVGGRADIENTELEMENTIMPL_H

#define SVGGRADIENTELEMENTIMPL_H

#include "SVGElementImpl.h"

#include "SvgStopElementImpl.h"

#include "GfxGradientPaint.h"

//

class   CSvgDocumentImpl;

/**

 * Class description goes here.

 *

 *  @lib SVGEngine.lib

 *  @since 1.0

 */

class CSvgGradientElementImpl : public CSvgElementImpl

    {

    public:

        /**

         * Need method description

         *

         * @since 1.0

         * @param 

         * @return

         */

        CSvgGradientElementImpl( CSvgDocumentImpl* aDoc );

        /**

         * The function not only adds the element in Stop element array but also

         * adjusts the offset values of all the previously added elements such that

         * offset value.

         *

         * @param : aStopEl -- Pointer to stop element.  

         * @return: none

         */

        void AddStopElementInArray(CSvgStopElementImpl *aStopEl);

        /**

         * Adjusts the offset values of all the previously added elements such that

         * each gradient offset value is greater than the previous gradient stop's

         * each gradient offset value is greater than the previous gradient stop's

         * offset value.

         *

         * @param : aStopEl -- Pointer to stop element.  

         * @return: none

         */

        void UpdateOffsetValues(CSvgStopElementImpl *aStopEl);

        /**

         * Need method description

         *

         * @since 1.0

         * @param 

         * @return

         */

        TInt SetAttributeL( const TDesC& aName,const TDesC& aValue );

		TInt SetAttributeIntL( const TInt aNameId,

                                        const TInt32 aValue );

		TInt GetAttributeIntL(const TInt aNameId,  TInt32&  aValue );

		 void SetGradientTransMatrix(SVGReal aMatrix[2][3]); 

        /**

         * Need method description

         *

         * @since 1.0

         * @param 

         * @return

         */

        virtual MGfxPaint *PaintAttribute() = 0;

        /**

         * Need method description

         *

         * @since 1.0

         * @param 

         * @return

         */

        ~CSvgGradientElementImpl();

		RPointerArray<CSvgStopElementImpl> *iSvgStopElementArray;

    protected:

        /**

         * Need method description

         *

         * @since 1.0

         * @param 

         * @return

         */

        void ConstructL(const TUint8 aElemID);

    protected:

        TGfxGradientPaint* iGradientPaint;

	    RArray<TSvgStopData> 	*iStopElementData;

    };

#endif /* SVGGRADIENTELEMENTIMPL_H */