/*

* Copyright (c) 2004-2008 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:  Poly line class.

*

*/

#ifndef AKNSALPOLYLINE_H

#define AKNSALPOLYLINE_H

#include "AknsAlPolyBase.h"

#include "AknsAlFixed.h"

/**

* Poly line class.

* The class is not intended for derivation outside the library.

*

* @since 3.0

*/

class CAknsAlPolyLine : public CAknsAlPolyBase

    {

    public:  // Constructors

        static CAknsAlPolyLine* NewL();

        /**

        * Destructor

        *

        * @since 3.0

        */

        ~CAknsAlPolyLine();

    public: // New functions

        /**

        * Returns the point in poly(line/spline) in scaled area.

        *

        * @param aPosition 32-bit integer representing the position in poly(line/spline).

        *   If aPosition is 0, starting point is returned and if aPosition is 0xffffffff,

        *   the last point is returned.

        *

        * @return Point in poly(line/spline) scaled to the set area or if no

        *   area is set, returned values are in scale from 0 to 1.

        *

        * @since 3.0

        */

        TPoint GetPolyPoint( const TUint32 aPosition );

        /**

        * Calculates and sets the lengths of poly segments. This is automatically

        * called after the points have been set.

        *

        * @return Returns KErrNoMemory if the lengths couldn't be saved.

        */

        void CalculateLengthsL( );

    private:

        /**

        * Default constructor.

        *

        * @since 3.0

        */

        CAknsAlPolyLine();

    };

#endif //AKNSALPOLYLINE_H

// End of file