--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pimappsupport/chinesecalendaralg/pluginsrc/gregoriancalendar.h	Fri Apr 16 14:57:40 2010 +0300
@@ -0,0 +1,40 @@
+// Copyright (c) 2000-2009 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:
+//
+
+#ifndef __GREGORIANCALENDAR_H__
+#define __GREGORIANCALENDAR_H__
+
+#include "calendar.h"
+#include "arithmeticaldate.h"
+
+class TGregorianCalendar : public TCalendar
+	{
+public:
+	TGregorianCalendar();
+	TGregorianCalendar(TReal aJulianDay);
+	void GregorianToDateTime(TDateTime& aDT);
+	void GregFromJulianDay(TArithmeticalDate& aDate, TReal aJulianDay) const;
+	TReal GregToJulianDay(const TArithmeticalDate& aYear) const;
+private:
+	void InitMembers();
+	TInt DayNumber(const TArithmeticalDate& aDate) const;
+	void CalcGregYear(TArithmeticalDate& aDate, TReal aJulianDay) const;
+	TBool IsLeapYear(const TInt aYear) const;
+	TInt GregDateDiff(const TArithmeticalDate aDate1, const TArithmeticalDate aDate2) const;
+	TInt DayMonthInYear(const TInt) const;
+	TInt DaysMonthsElapsed(const TInt) const;
+	};
+
+#endif