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/* -*- 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 .
 */
#pragma once

#include <tools/date.hxx>
#include <tools/long.hxx>

namespace chart
{

class DateHelper
{
public:
    static bool IsInSameYear( const Date& rD1, const Date& rD2 );
    static bool IsInSameMonth( const Date& rD1, const Date& rD2 );

    static Date GetDateSomeMonthsAway( const Date& rD, sal_Int32 nMonthDistance );
    static Date GetDateSomeYearsAway( const Date& rD, sal_Int32 nYearDistance );
    static bool IsLessThanOneMonthAway( const Date& rD1, const Date& rD2 );
    static bool IsLessThanOneYearAway( const Date& rD1, const Date& rD2 );

    static double RasterizeDateValue( double fValue, const Date& rNullDate, tools::Long TimeResolution );
};

} //namespace chart

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */