94 lines
2.3 KiB
C++
94 lines
2.3 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2009 Daniel Marjamäki, Reijo Tomperi, Nicolas Le Cam,
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* Leandro Penz, Kimmo Varis, Vesa Pikki, Nguyen Duong Tuan
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/
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*/
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#include "mathlib.h"
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#include <fstream>
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#include <string>
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#include <cstring>
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#include <iostream>
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#include <sstream>
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#include <cstdlib>
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#include <cmath>
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double MathLib::toNumber(const std::string &str)
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{
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return atof(str.c_str());
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}
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std::string MathLib::toString(double d)
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{
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std::ostringstream result;
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result << d;
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return result.str();
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}
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std::string MathLib::add(const std::string & first, const std::string & second)
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{
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return toString(toNumber(first) + toNumber(second));
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}
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std::string MathLib::subtract(const std::string &first, const std::string &second)
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{
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return toString(toNumber(first) - toNumber(second));
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}
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std::string MathLib::divide(const std::string &first, const std::string &second)
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{
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return toString(toNumber(first) / toNumber(second));
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}
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std::string MathLib::multiply(const std::string &first, const std::string &second)
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{
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return toString(toNumber(first) * toNumber(second));
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}
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std::string MathLib::sin(const std::string &tok)
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{
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return toString(::sin(toNumber(tok)));
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}
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std::string MathLib::cos(const std::string &tok)
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{
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return toString(::cos(toNumber(tok)));
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}
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std::string MathLib::tan(const std::string &tok)
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{
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return toString(::tan(toNumber(tok)));
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}
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std::string MathLib::abs(const std::string &tok)
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{
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return toString(::abs(toNumber(tok)));
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}
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bool MathLib::isGreater(const std::string &first, const std::string &second)
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{
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return toNumber(first) > toNumber(second);
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}
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