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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_DayTimeDuration_H

#define Patternist_DayTimeDuration_H

#include "qabstractduration_p.h"

#include "qitem_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist

{

    /**

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

     *

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

     * @ingroup Patternist_xdm

     */

    class DayTimeDuration : public AbstractDuration

    {

    public:

        typedef QExplicitlySharedDataPointer<DayTimeDuration> Ptr;

        /**

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

         */

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

        static DayTimeDuration::Ptr fromComponents(const bool isPositive,

                                                   const DayCountProperty days,

                                                   const HourProperty hours,

                                                   const MinuteProperty minutes,

                                                   const SecondProperty seconds,

                                                   const MSecondProperty mseconds);

        /**

         * Creates a DayTimeDuration that has the value expressed in seconds @p secs

         * and milli seconds @p msecs. The signedness of @p secs communicates

         * whether this DayTimeDuration is positive or negative. @p msecs must always

         * be positive.

         */

        static DayTimeDuration::Ptr fromSeconds(const SecondCountProperty secs,

                                                const MSecondProperty msecs = 0);

        virtual ItemType::Ptr type() const;

        virtual QString stringValue() const;

        /**

         * @returns always 0.

         */

        virtual YearProperty years() const;

        /**

         * @returns always 0.

         */

        virtual MonthProperty months() const;

        virtual DayCountProperty days() const;

        virtual HourProperty hours() const;

        virtual MinuteProperty minutes() const;

        virtual MSecondProperty mseconds() const;

        virtual SecondProperty seconds() const;

        /**

         * @returns the value of this xs:dayTimeDuration

         * in milli seconds.

         * @see <a href="http://www.w3.org/TR/xpath-functions/#dt-dayTimeDuration">XQuery 1.0

         * and XPath 2.0 Functions and Operators, 10.3.2.2 Calculating the value of a

         * xs:dayTimeDuration from the lexical representation</a>

         */

        virtual Value value() const;

        /**

         * Creates a DayTimeDuration containing the value @p val. @p val is

         * expressed in milli seconds.

         *

         * If @p val is zero, is CommonValues::DayTimeDurationZero returned.

         */

        virtual Item fromValue(const Value val) const;

    protected:

        friend class CommonValues;

        DayTimeDuration(const bool isPositive,

                        const DayCountProperty days,

                        const HourProperty hours,

                        const MinuteProperty minutes,

                        const SecondProperty seconds,

                        const MSecondProperty mseconds);

    private:

        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