/*

* Copyright (c) 2002 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:  Graphics Extension Library header file

*

*/

#ifndef GFXSTROKERENDERERP_H

#define GFXSTROKERENDERERP_H

#include <e32std.h>

#include <e32base.h>

#include "GfxFloatFixPt.h"

#include "GfxColor.h"

class TGfxColor;

class MGfxPaint;

class CGfxEdgeListP;

class TGfxRendererInfoP;

class CFbsBitGc;

/**

 *  Implementation of a rendering class for a stroke.

 *

 *  @lib Gfx2D.lib

 *  @since 1.0

 */

class TGfxStrokeRendererP

    {

    public:

        /**

         * Constructor.

         *

         * @since 1.0

         * @return

         */

                            TGfxStrokeRendererP();

        /**

         * Intialize this object.

         *

         * @since 1.0

         * @param aEdgeList : list of edge points.

         * @param aRenderInfo : rendering info.

         * @param aColor : color to draw.

         * @param aPolbuf : pixel output buffer.

         * @return

         */

         void                InitializeP( CGfxEdgeListP* aEdgeList,

                                         TGfxRendererInfoP* aRenderInfo,

                                         TGfxColor aColor );

        /**

         * Render at the given horizontal line.

         *

         * @since 1.0

         * @param aY : y coordinate of line to render.

         * @return

         */

        void                RenderScanlineL( TInt aY );

        /**

         * Render at the given horizontal line.

         *

         * @since 1.0

         * @param aY : y coordinate of line to render.

         * @param aAlpha : alpha value for blending.

         * @return

         */

        void                RenderScanlineL( TInt aY, TUint32 aAlpha );

    protected:

        CGfxEdgeListP*      iEdgeList;

        TGfxRendererInfoP*  iRenderInfo;

        TGfxColor           iStrokeColor;

        CFbsBitGc*          iGdiGc;

    };

#endif      // GFXSTROKERENDERERP_H