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