.. _program_listing_file_include_gwmodelpp_IVarialbeSelectable.h:

Program Listing for File IVarialbeSelectable.h
==============================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_gwmodelpp_IVarialbeSelectable.h>` (``include/gwmodelpp/IVarialbeSelectable.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #ifndef IVARIALBESELECTABLE_H
   #define IVARIALBESELECTABLE_H
   
   #include <vector>
   #include <sstream>
   #include "Status.h"
   #include "Logger.h"
   
   namespace gwm
   {
   
   #define GWM_LOG_TAG_VARIABLE_CRITERION "#variable-criterion "
   
   struct IVarialbeSelectable
   {
       
       static std::string infoVariableCriterion()
       {
           return std::string(GWM_LOG_TAG_VARIABLE_CRITERION) + "variables,criterion";
       }
   
       static std::string infoVariableCriterion(const std::vector<std::size_t>& variables, const double criterion)
       {
           std::vector<std::string> var_labels(variables.size());
           std::transform(variables.cbegin(), variables.cend(), var_labels.begin(), [](const std::size_t& var)
           {
               return std::to_string(var);
           });
           return std::string(GWM_LOG_TAG_VARIABLE_CRITERION) + strjoin("+", var_labels) + "," + std::to_string(criterion);
       }
       
       virtual Status getCriterion(const std::vector<std::size_t>& variables, double& criterion) = 0;
   
       virtual std::vector<std::size_t> selectedVariables() = 0;
       
   };
   
   typedef std::vector<std::pair<std::vector<std::size_t>, double> > VariablesCriterionList;
   
   }
   
   #endif  // IVARIALBESELECTABLE_H