/*

* 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 header file

 *

*/

// TSvgPointLexer:

// Parse a text string and returns a set of coordinates and the last character

// before the coordinates. e.g. " M100, 30.2" -> 'M', 100.0 and 30.2

//

#ifndef __TSVGPOINTLEXER_H__

#define __TSVGPOINTLEXER_H__

#include <e32std.h>

#include "GfxFloatFixPt.h"

/**

 * Class description goes here.

 *

 *  @lib SVGEngine.lib

 *  @since 1.0

 */

class TSvgPointLexer

    {

    public:

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TSvgPointLexer( const TDesC& aDes );

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TInt32  GetNextPoint( TChar& aCommand, TFloatFixPt& aX, TFloatFixPt& aY );

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TInt32  GetNext( TChar& aCommand, TFloatFixPt& aVal );

		/**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

		TBool GetNextWithNumOfPoints( TFloatFixPt *aVal, TInt NoOfPoints);

		/**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

		TBool GetCommand(TUint8 &a);

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TBool   IsDone()

			{

			// skip any space to see that this is the last character. ADDED BY RAVINDER

			iLex.SkipSpace();

			// END OF ADDITION.

            return iLex.Eos();

            };

        void Cleanup();

    private:

        TLex    iLex;

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TChar   SkipUntilNum();

		/**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

		TBool SkipToNumEndWithoutLex(TReal32 &aNum);

        /**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TBool   SkipToNumEnd();

		/**

         * Need method description

         *

         * @since 1.0

         * @param

         * @return

         */

        TBool   iNegativeNumber;

		TUint16	*iData;

        TUint16 *iDataEnd;

        HBufC* iDataCopy;

    };

#endif // __TSvgPointLexer_H__