mitkFormulaParser.h

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#ifndef __MITKFORMULAPARSER_H__
#define __MITKFORMULAPARSER_H__

#include <string>
#include <map>

#include "mitkExceptionMacro.h"

#include "MitkModelFitExports.h"

namespace mitk
{
  class MITKMODELFIT_EXPORT FormulaParserException : public mitk::Exception
  {
  public:
    mitkExceptionClassMacro(FormulaParserException, mitk::Exception);
  };


  class MITKMODELFIT_EXPORT FormulaParser
  {
  public:
    using ValueType = double;
    using VariableMapType = std::map<std::string, ValueType>;
    FormulaParser(const VariableMapType* variables);

    ValueType parse(const std::string& input);

    ValueType lookupVariable(const std::string var);

  private:
    const VariableMapType* m_Variables;
  };
}

#endif