ResInsight/ThirdParty/expressionparser/ExpressionParser.h

46 lines
1.6 KiB
C++

/////////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2017- Statoil ASA
//
// ResInsight is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ResInsight 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 General Public License at <http://www.gnu.org/licenses/gpl.html>
// for more details.
//
/////////////////////////////////////////////////////////////////////////////////
#pragma once
#include <QString>
#include <memory>
#include <vector>
class ExpressionParserImpl;
//==================================================================================================
///
//==================================================================================================
class ExpressionParser
{
public:
ExpressionParser();
~ExpressionParser();
static std::vector<QString> detectReferencedVariables(const QString& expression);
void assignVector(const QString& variableName, std::vector<double>& vector);
bool evaluate(const QString& expressionText, QString* errorText = nullptr);
bool expandIfStatementsAndEvaluate(const QString& expressionText, QString* errorText = nullptr);
private:
std::unique_ptr<ExpressionParserImpl> m_expressionParserImpl;
};