diff -r 42814f902fe6 -r 38571fd2a704 pimappsupport/chinesecalendaralg/pluginsrc/calendar.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pimappsupport/chinesecalendaralg/pluginsrc/calendar.cpp	Fri Mar 12 15:42:35 2010 +0200
@@ -0,0 +1,207 @@
+// 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:
+// Implementation of the TCalendar class.
+//
+
+#include <e32def.h>
+#include <e32math.h>
+#include "calendar.h"
+
+// Constants
+const TReal KRemainderApproxZero = 0.000000001;
+
+//////////////////////////////////////////////////////////////////////
+// Construction/Destruction
+//////////////////////////////////////////////////////////////////////
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    TCalendar
+// Arguments:   None
+//
+// Comments:    Constructor
+//
+// Return:      none
+//------------------------------------------------------
+TCalendar::TCalendar()
+	{
+	iJulianDay = 0;
+	}
+
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    operator =
+// Arguments:   TCalendar &TCal  -  the TCalendar
+//				class by referance.
+//
+// Comments:    Copies the JulianDay value from one instance 
+//				of TCalendar to an other.
+//
+// Return:      *this
+//------------------------------------------------------
+TCalendar& TCalendar::operator =(const TCalendar &TCal)
+	{
+	iJulianDay = TCal.iJulianDay;
+	return (*this);
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    Floor
+// Arguments:   TReal& ,TReal& 
+//
+// Comments:    This function returns the floor value of the
+//				value given in the aNum argument as Determined by:
+//
+//				the largest integer less than or equal to aNum
+//
+// Return:      None
+//------------------------------------------------------
+void TCalendar::Floor(TInt& aRes,const TReal& aNum) const
+	{
+	TReal tempReal;
+	TInt32 tempReal32;
+	TInt precision = 0;
+
+	TReal wholeNoTemp;
+	Math::Frac(wholeNoTemp,aNum);
+	if(wholeNoTemp < 0)
+		{
+		wholeNoTemp = -wholeNoTemp;
+		}
+
+	if((aNum == 0) || (wholeNoTemp < KRemainderApproxZero))
+		{
+		tempReal = aNum;
+		}
+	else
+		{
+		tempReal = aNum - KCalConvPointFive;
+		}
+	Math::Round(tempReal,tempReal,precision);
+	Math::Int(tempReal32,tempReal);
+	aRes = tempReal32;
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    Ceiling
+// Arguments:   TReal& ,TReal& 
+//
+// Comments:    This function returns the ceiling value of the
+//				value given in the aNum argument as Determined by:
+//
+//				the smallest integer less than or equal to aNum
+//
+// Return:      None
+//------------------------------------------------------
+void TCalendar::Ceiling(TInt& aRes,const TReal& aNum) const
+	{
+	TReal tempReal;
+	TInt32 tempReal32;
+	TInt precision = 0;
+
+	TReal wholeNoTemp;
+	Math::Frac(wholeNoTemp,aNum);
+	if(wholeNoTemp < 0)
+		{
+		wholeNoTemp = -wholeNoTemp;
+		}
+
+	if((aNum == 0) || (wholeNoTemp < KRemainderApproxZero))
+		{
+		tempReal = aNum;
+		}
+	else
+		{
+		tempReal = aNum + KCalConvPointFive;
+		}
+	Math::Round(tempReal,tempReal,precision);
+	Math::Int(tempReal32,tempReal);
+	aRes = tempReal32;
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    Mod
+// Arguments:   TReal &, const TReal &, const TReal &
+//
+// Comments:    return the mod of the aAbscissa / aDenominator
+//				quotient as Determined by:
+//				
+//				aAbscissa - aDenominator(floor(aAbscissa / aDenominator))
+//
+// Return:      None
+//------------------------------------------------------
+void TCalendar::Mod(TReal &aRes, const TReal &aAbscissa, const TReal &aDenominator) const
+	{
+	TReal quo;
+	TInt tempInt;
+
+	quo = aAbscissa / aDenominator;
+
+	Floor(tempInt,quo);
+
+	aRes = aAbscissa - (aDenominator * tempInt);
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    Amod
+// Arguments:   TReal &, const TReal &, const TReal &
+//
+// Comments:    Determines the adjusted remainder
+//
+// Return:      None
+//------------------------------------------------------
+void TCalendar::Amod(TReal &aRes, const TReal &aAbscissa, const TReal &aDenominator) const
+	{
+	Mod(aRes,aAbscissa,aDenominator);
+
+	if(aRes == 0)
+		{
+		aRes = aDenominator;
+		}
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    Round
+// Arguments:   TInt &, TReal &
+//
+// Comments:    rounds of the aNum argument
+//
+// Return:      None
+//------------------------------------------------------
+void TCalendar::Round(TInt &aRes, TReal &aNum) const
+	{
+	TReal temp;
+	temp = aNum + 0.5;
+	Floor(aRes,temp);
+	}
+
+//------------------------------------------------------
+// Class:       TCalendar
+// Function:    JulianDay
+// Arguments:   None
+//
+// Comments:    Returns the Julian day as a TInt
+//
+// Return:      TInt
+//------------------------------------------------------
+TInt TCalendar::JulianDay()
+	{
+	return (TInt)iJulianDay;
+	}