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/*************************************************************************
*
* $RCSfile: subtotal.cxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: hr $ $Date: 2003-03-26 18:04:19 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
// INCLUDE ---------------------------------------------------------------
#ifdef RS6000
#include <fptrap.h>
#include <fpxcp.h>
#elif defined ( MAC )
#include <MAC_START.h>
#include <fp.h>
#include <MAC_END.h>
#endif
#ifdef PCH
#include "core_pch.hxx"
#endif
#include <float.h>
#include <math.h>
#ifdef SOLARIS
#include <ieeefp.h>
#endif
#include <signal.h>
#include "subtotal.hxx"
#include "interpre.hxx"
// STATIC DATA -----------------------------------------------------------
jmp_buf SubTotal::aGlobalJumpBuf;
// -----------------------------------------------------------------------
SubTotal::SubTotal()
{
nIndex = 0; //! test fuer Pivot
nCount = 0;
nCount2 = 0;
nSum = 0.0;
nSumSqr = 0.0;
nMax = -MAXDOUBLE;
nMin = MAXDOUBLE;
nProduct = 1.0;
bSumOk = TRUE;
bSumSqrOk = TRUE;
bProductOk = TRUE;
}
SubTotal::~SubTotal()
{
}
void SubTotal::UpdateNoVal()
{
nCount++;
}
void SubTotal::Update( double nVal )
{
SAL_MATH_FPEXCEPTIONS_OFF();
nCount++;
nCount2++;
if (nVal > nMax) nMax = nVal;
if (nVal < nMin) nMin = nVal;
nProgress = 0;
if (bSumOk) nSum += nVal;
nProgress = 1;
if (bProductOk) nProduct *= nVal;
nProgress = 2;
if (bSumSqrOk) nSumSqr += nVal*nVal;
if (!::rtl::math::isFinite(nSum))
bSumOk = FALSE;
if (!::rtl::math::isFinite(nProduct))
bProductOk = FALSE;
if (!::rtl::math::isFinite(nSumSqr))
bSumSqrOk = FALSE;
}
void SubTotal::Update( const SubTotal& rVal )
{
SAL_MATH_FPEXCEPTIONS_OFF();
nCount += rVal.nCount;
nCount2 += rVal.nCount2;
if (rVal.nMax > nMax) nMax = rVal.nMax;
if (rVal.nMin < nMin) nMin = rVal.nMin;
nProgress = 0;
if (rVal.bSumOk && bSumOk)
nSum += rVal.nSum;
else
bSumOk = FALSE;
nProgress = 1;
if (rVal.bProductOk && bProductOk)
nProduct *= rVal.nProduct;
else
bProductOk = FALSE;
nProgress = 2;
if (rVal.bSumSqrOk && bSumSqrOk)
nSumSqr += rVal.nSumSqr;
else
bSumSqrOk = FALSE;
if (!::rtl::math::isFinite(nSum))
bSumOk = FALSE;
if (!::rtl::math::isFinite(nProduct))
bProductOk = FALSE;
if (!::rtl::math::isFinite(nSumSqr))
bSumSqrOk = FALSE;
}
short SubTotal::Valid( USHORT nFunction ) const
// return 0 => Fehler, -1 => kein Wert, 1 => ok
{
short nRet;
switch (nFunction)
{
case PIVOT_FUNC_AVERAGE:
if (nCount2 == 0)
nRet = -1;
else
nRet = bSumOk;
break;
case PIVOT_FUNC_STD_DEVP:
case PIVOT_FUNC_STD_VARP:
if (nCount2 == 0)
nRet = -1;
else
nRet = bSumSqrOk;
break;
case PIVOT_FUNC_STD_DEV:
case PIVOT_FUNC_STD_VAR:
if (nCount2 < 2)
nRet = -1;
else
nRet = bSumSqrOk;
break;
case PIVOT_FUNC_MAX:
if (nCount2 == 0)
nRet = -1;
else
nRet = 1;
break;
case PIVOT_FUNC_MIN:
if (nCount2 == 0)
nRet = -1;
else
nRet = 1;
break;
case PIVOT_FUNC_SUM:
if (nCount2 == 0)
nRet = -1;
else
nRet = bSumOk;
break;
case PIVOT_FUNC_PRODUCT:
if (nCount2 == 0)
nRet = -1;
else
nRet = bProductOk;
break;
default:
nRet = 1;
break;
}
return nRet;
}
double SubTotal::Result( USHORT nFunction ) const
{
double nRet = 0.0;
switch (nFunction)
{
case PIVOT_FUNC_COUNT: nRet = (double) nCount; break;
case PIVOT_FUNC_COUNT_NUM: nRet = (double) nCount2; break;
case PIVOT_FUNC_SUM: nRet = nSum; break;
case PIVOT_FUNC_MAX: nRet = nMax; break;
case PIVOT_FUNC_MIN: nRet = nMin; break;
case PIVOT_FUNC_PRODUCT: nRet = nProduct; break;
case PIVOT_FUNC_AVERAGE:
if (nCount2 > 0)
nRet = nSum / (double) nCount2;
break;
case PIVOT_FUNC_STD_DEV:
if (nCount2 > 1)
nRet = sqrt((nSumSqr - nSum*nSum/(double)(nCount2))
/ (double)(nCount2-1));
break;
case PIVOT_FUNC_STD_DEVP:
if (nCount2 > 0)
nRet = sqrt((nSumSqr - nSum*nSum/(double)(nCount2))
/ (double)nCount2);
break;
case PIVOT_FUNC_STD_VAR:
if (nCount2 > 1)
nRet = (nSumSqr - nSum*nSum/(double)(nCount2))
/ (double)(nCount2-1);
break;
case PIVOT_FUNC_STD_VARP:
if (nCount2 > 0)
nRet = (nSumSqr - nSum*nSum/(double)(nCount2))
/ (double)(nCount2);
break;
default:
DBG_ERROR("unbekannte Funktion bei SubTotal::Result");
}
return nRet;
}
BOOL SubTotal::SafePlus(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 += fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
if (fVal2 > 0.0)
fVal1 = DBL_MAX;
else
fVal1 = -DBL_MAX;
}
return bOk;
}
BOOL SubTotal::SafeMult(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 *= fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
fVal1 = DBL_MAX;
}
return bOk;
}
BOOL SubTotal::SafeDiv(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 /= fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
fVal1 = DBL_MAX;
}
return bOk;
}
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