/*

* Copyright (c) 2006-2007 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:   ?Description

*

*/

#ifndef __HUIREALSIZE_H__

#define __HUIREALSIZE_H__

/** 

 * Rounds a float (TReal32) correctly into an integer (TInt). Takes care of both negative

 * and positive real number.

 */

#define HUI_ROUND_FLOAT_TO_INT(a) (a < 0 ? (TInt(a - 0.5f)) : (TInt(a + 0.5f)))

/**

 * 2D floating-point size.

 */

NONSHARABLE_CLASS(THuiRealSize)

    {

public:

    inline THuiRealSize() 

            : iWidth(0), iHeight(0) 

        {

        }

    inline THuiRealSize(TReal32 aWidth, TReal32 aHeight)

            : iWidth(aWidth), iHeight(aHeight)

        {

        }

    inline THuiRealSize(const TSize& aSize)

            : iWidth((TReal32)aSize.iWidth), iHeight((TReal32)aSize.iHeight)

        {

        }

    inline operator TSize() const

        {

        // here is a rounding error!

        return TSize((TInt)iWidth, (TInt)iHeight);

        }

    inline TSize Round() const

        {

        TSize rounded;

        rounded.iWidth = HUI_ROUND_FLOAT_TO_INT( iWidth );

        rounded.iHeight = HUI_ROUND_FLOAT_TO_INT( iHeight );

        return rounded; 

        }

    inline THuiRealSize operator * (TReal32 aFactor) const

        {

        return THuiRealSize(iWidth * aFactor, iHeight * aFactor);

        }

public:    

    /** Width. */    

    TReal32 iWidth;

    /** Height. */

    TReal32 iHeight;

    };

#endif // __HUIREALSIZE_H__