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Diffstat (limited to 'connectivity/source/drivers/file/FNumericFunctions.cxx')
| -rw-r--r-- | connectivity/source/drivers/file/FNumericFunctions.cxx | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/connectivity/source/drivers/file/FNumericFunctions.cxx b/connectivity/source/drivers/file/FNumericFunctions.cxx new file mode 100644 index 000000000..d2188cbbc --- /dev/null +++ b/connectivity/source/drivers/file/FNumericFunctions.cxx @@ -0,0 +1,243 @@ +/* -*- 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 . + */ + + +#include <cmath> +#include <file/FNumericFunctions.hxx> +#include <rtl/math.hxx> + +using namespace connectivity; +using namespace connectivity::file; + +static const double fPi = 3.14159265358979323846; + +ORowSetValue OOp_Abs::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nVal(lhs); + if ( nVal < 0 ) + nVal *= -1.0; + return fabs(nVal); +} + +ORowSetValue OOp_Sign::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + sal_Int32 nRet = 0; + double nVal(lhs); + if ( nVal < 0 ) + nRet = -1; + else if ( nVal > 0 ) + nRet = 1; + + return nRet; +} + +ORowSetValue OOp_Mod::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const +{ + if ( lhs.isNull() || rhs.isNull() ) + return ORowSetValue(); + + return fmod(static_cast<double>(lhs),static_cast<double>(rhs)); +} + +ORowSetValue OOp_Floor::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return floor(static_cast<double>(lhs)); +} + +ORowSetValue OOp_Ceiling::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nVal(lhs); + return ceil(nVal); +} + +ORowSetValue OOp_Round::operate(const std::vector<ORowSetValue>& lhs) const +{ + if ( lhs.empty() || lhs.size() > 2 ) + return ORowSetValue(); + + size_t nSize = lhs.size(); + double nVal = lhs[nSize-1]; + + sal_Int32 nDec = 0; + if ( nSize == 2 && !lhs[0].isNull() ) + nDec = lhs[0]; + return ::rtl::math::round(nVal,nDec); +} + +ORowSetValue OOp_Exp::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nVal(lhs); + return exp(nVal); +} + +ORowSetValue OOp_Ln::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() || static_cast<double>(lhs) < 0.0 ) + return lhs; + + double nVal(lhs); + nVal = log(nVal); + if ( std::isnan(nVal) ) + return ORowSetValue(); + return nVal; +} + +ORowSetValue OOp_Log::operate(const std::vector<ORowSetValue>& lhs) const +{ + if ( lhs.empty() || lhs.size() > 2 ) + return ORowSetValue(); + size_t nSize = lhs.size(); + double nVal = log( static_cast<double>(lhs[nSize-1]) ); + + + if ( nSize == 2 && !lhs[0].isNull() ) + nVal /= log(static_cast<double>(lhs[0])); + + if ( std::isnan(nVal) ) + return ORowSetValue(); + return nVal; +} + +ORowSetValue OOp_Log10::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() || static_cast<double>(lhs) < 0.0 ) + return lhs; + + double nVal = log(static_cast<double>(lhs)); + if ( std::isnan(nVal) ) + return ORowSetValue(); + nVal /= log(10.0); + return nVal; +} + +ORowSetValue OOp_Pow::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const +{ + if ( lhs.isNull() || rhs.isNull() ) + return lhs; + + return pow(static_cast<double>(lhs),static_cast<double>(rhs)); +} + +ORowSetValue OOp_Sqrt::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nVal = sqrt(static_cast<double>(lhs)); + if ( std::isnan(nVal) ) + return ORowSetValue(); + return nVal; +} + +ORowSetValue OOp_Pi::operate(const std::vector<ORowSetValue>& /*lhs*/) const +{ + return fPi; +} + +ORowSetValue OOp_Cos::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return cos(static_cast<double>(lhs)); +} + +ORowSetValue OOp_Sin::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return sin(static_cast<double>(lhs)); +} + +ORowSetValue OOp_Tan::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return tan(static_cast<double>(lhs)); +} + +ORowSetValue OOp_ACos::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return acos(static_cast<double>(lhs)); +} + +ORowSetValue OOp_ASin::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return asin(static_cast<double>(lhs)); +} + +ORowSetValue OOp_ATan::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + return atan(static_cast<double>(lhs)); +} + +ORowSetValue OOp_ATan2::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const +{ + if ( lhs.isNull() || rhs.isNull() ) + return lhs; + + return atan2(static_cast<double>(lhs),static_cast<double>(rhs)); +} + +ORowSetValue OOp_Degrees::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nLhs = lhs; + return nLhs*180*(1.0/fPi); +} + +ORowSetValue OOp_Radians::operate(const ORowSetValue& lhs) const +{ + if ( lhs.isNull() ) + return lhs; + + double nLhs = lhs; + return nLhs*fPi*(1.0/180.0); +} + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |