outputmanager.hh

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#if !defined(_OUTPUT_MANAGER_HH_)
#define _OUTPUT_MANAGER_HH_

#include <iostream>

#include "easylocal/utils/printable.hh"

namespace EasyLocal {
  
  namespace Core {
    
    template <class Input, class Output, class State, typename CFtype = int>
    class OutputManager : public Printable
    {
    public:
      
      virtual void Print(std::ostream& os = std::cout) const;
      
      virtual void OutputState(const State &st, Output& out) const = 0;
      
      virtual void InputState(State &st, const Output& out) const = 0;
      
      virtual void ReadState(State &st, std::istream &is) const;
      
      virtual void WriteState(const State &st, std::ostream &os) const;
      
      virtual void PrettyPrintOutput(const State &st, const std::string& file_name) const { std::cout << "Sorry, not implemented yet" << std::endl; }
      
    protected:
      
      OutputManager(const Input& i, std::string e_name)
      :  in(i), name(e_name)
      {}
      virtual ~OutputManager() {}
      
      const Input& in;
      
      const std::string name;
    };
    
    template <class Input, class Output, class State, typename CFtype>
    void OutputManager<Input, Output, State, CFtype>::Print(std::ostream& os) const
    {
      os  << "Output Manager: " << name << std::endl;
    }
    
    template <class Input, class Output, class State, typename CFtype>
    void OutputManager<Input, Output, State, CFtype>::ReadState(State &st, std::istream &is) const
    {
      Output out(in);
      is >> out;
      InputState(st, out);
    }
    
    template <class Input, class Output, class State, typename CFtype>
    void OutputManager<Input, Output, State, CFtype>::WriteState(const State &st, std::ostream &os) const
    {
      Output out(in);
      OutputState(st, out);
      os << out;
    }
  }
}

#endif // _OUTPUT_MANAGER_HH_