/*

* 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 Engine header file

 *

*/

#ifndef __INC_TTokenizer__

#define __INC_TTokenizer__

#if !defined(__E32BASE_H__)

#include <e32base.h>

#endif

class TTokenizer

{

public:

    TTokenizer( const TPtrC& aString );

    TBool IsAtEnd();

    TInt EndIndex();

    TUint16 NextChar();

    void Advance( TInt count = 1 );

    TBool SkipWhiteSpace();

    TBool SkipInteger();

    TBool SkipDecimal();

    TBool SkipHex();

    TBool SkipUntilEnd( );

    TBool SkipUntil( TUint16 aChar );

    TBool StartsWith( const TDesC& aString );

    TPtrC SkippedString();

    TPtrC Remainder();

    static TBool IsWhiteSpace( TUint16 aChar );

    static TBool IsDigit( TUint16 aChar );

    static TBool IsHexDigit( TUint16 aChar );

    static TInt IndexOf( const TDesC& aString, TUint16 aChar );

    // return a trim string at both ends

    static TPtrC Trim( const TDesC& aString );

    static TBool ParseDecimal( const TDesC& aString, TReal32& aValue, TPtrC& aRemainder );

private:

    TPtrC iString;

    TInt iCurrentIndex;

    TInt iPreviousIndex;

};

#endif //__INC_TTokenizer__