/****************************************************************************

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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** This file is part of the QtXmlPatterns module of the Qt Toolkit.

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** No Commercial Usage

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

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** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

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****************************************************************************/

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

#ifndef Patternist_Duration_H

#define Patternist_Duration_H

#include "qabstractduration_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist

{

    /**

     * @short Implements the value instance of the @c xs:duration type.

     *

     * @author Frans Englich <frans.englich@nokia.com>

     * @ingroup Patternist_xdm

     */

    class Duration : public AbstractDuration

    {

    public:

        typedef AtomicValue::Ptr Ptr;

        /**

         * Creates an instance from the lexical representation @p string.

         */

        static Duration::Ptr fromLexical(const QString &string);

        static Duration::Ptr fromComponents(const bool isPositive,

                                            const YearProperty years,

                                            const MonthProperty months,

                                            const DayCountProperty days,

                                            const HourProperty hours,

                                            const MinuteProperty minutes,

                                            const SecondProperty seconds,

                                            const MSecondProperty mseconds);

        virtual ItemType::Ptr type() const;

        virtual QString stringValue() const;

        /**

         * Always results in an assert crash. Calling this function makes no

         * sense due to that the value space of xs:duration is not well defined.

         */

        virtual Value value() const;

        /**

         * Always results in an assert crash. Calling this function makes no

         * sense due to that the value space of xs:duration is not well defined.

         */

        virtual Item fromValue(const Value val) const;

        virtual YearProperty years() const;

        virtual MonthProperty months() const;

        virtual DayCountProperty days() const;

        virtual HourProperty hours() const;

        virtual MinuteProperty minutes() const;

        virtual SecondProperty seconds() const;

        virtual MSecondProperty mseconds() const;

    protected:

        friend class CommonValues;

        Duration(const bool isPositive,

                 const YearProperty years,

                 const MonthProperty months,

                 const DayCountProperty days,

                 const HourProperty hours,

                 const MinuteProperty minutes,

                 const SecondProperty seconds,

                 const MSecondProperty mseconds);

    private:

        const YearProperty      m_years;

        const MonthProperty     m_months;

        const DayCountProperty  m_days;

        const HourProperty      m_hours;

        const MinuteProperty    m_minutes;

        const SecondProperty    m_seconds;

        const MSecondProperty   m_mseconds;

    };

}

QT_END_NAMESPACE

QT_END_HEADER

#endif