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Diffstat (limited to 'sc/source/core/tool/subtotal.cxx')
-rw-r--r-- | sc/source/core/tool/subtotal.cxx | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/sc/source/core/tool/subtotal.cxx b/sc/source/core/tool/subtotal.cxx new file mode 100644 index 000000000000..c8061441abfc --- /dev/null +++ b/sc/source/core/tool/subtotal.cxx @@ -0,0 +1,84 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2008 by Sun Microsystems, Inc. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * $RCSfile: subtotal.cxx,v $ + * $Revision: 1.7.32.1 $ + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_sc.hxx" +// INCLUDE --------------------------------------------------------------- + + + +#include "subtotal.hxx" +#include "interpre.hxx" + +// ----------------------------------------------------------------------- + +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; +} |