/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef com_sun_star_sheet_addin_XDateFunctions_idl
#define com_sun_star_sheet_addin_XDateFunctions_idl

#include <com/sun/star/uno/XInterface.idl>
#include <com/sun/star/beans/XPropertySet.idl>

module com
{
module sun
{
module star
{
module sheet
{
module addin
{
    /**
     * Interface with date functions.
     */
    interface XDateFunctions : com::sun::star::uno::XInterface
    {
        /// calculates the number of weeks between two dates.
        long getDiffWeeks(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nStartDate, [in] long nEndDate, [in] long nMode )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// calculates the number of months between two dates.
        long getDiffMonths(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nStartDate, [in] long nEndDate, [in] long nMode )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// calculates the number of years between two dates.
        long getDiffYears(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nStartDate, [in] long nEndDate, [in] long nMode )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// checks if a date is in a leap year.
        long getIsLeapYear(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nDate )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// calculates the number of days in a month.
        long getDaysInMonth(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nDate )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// calculates the number of days in a year.
        long getDaysInYear(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nDate )
            raises( com::sun::star::lang::IllegalArgumentException );

        /// calculates the number of weeks in a year.
        long getWeeksInYear(
                    [in] com::sun::star::beans::XPropertySet xOptions,
                    [in] long nDate )
            raises( com::sun::star::lang::IllegalArgumentException );
    };
};
};
};
};
};

#endif

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