country.h

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#pragma once
#include "../forms_export.h"
#include <xtd/object.h>
#include <xtd/ustring.h>
#include <xtd/convert_string.h>
#include <xtd/static.h>
#include <xtd/drawing/bitmap.h>
 
namespace xtd {
  namespace forms {
    class countries;
 
    class forms_export_ country : public object {
    public:
      country() = default;
      bool operator==(const country& value) const {return name_ == value.name_ && alpha_2_code_ == value.alpha_2_code_ && alpha_3_code_ == value.alpha_3_code_ && numeric_code_ == value.numeric_code_;}
      bool operator!=(const country& value) const {return !operator==(value);}
      
      static const country empty();
 
      virtual const xtd::ustring alpha_2_code() const {return alpha_2_code_;}
 
      virtual const xtd::ustring alpha_3_code() const {return alpha_3_code_;}
 
      virtual const xtd::ustring emoticon() const {return emoticon_;}
      
      virtual const xtd::drawing::image flag() const;
      
      virtual const xtd::drawing::image flag_squared() const;
 
      virtual const xtd::ustring name() const {return name_;}
 
      virtual int numeric_code() const {return numeric_code_;}
 
      static country from_alpha_2_code(const xtd::ustring& alpha_2_code);
      static country from_alpha_3_code(const xtd::ustring& alpha_3_code);
      static country from_name(const xtd::ustring& name);
      static country from_numeric_code(int numeric_code);
 
      virtual xtd::ustring to_string() const noexcept override;
      
      friend std::ostream& operator<<(std::ostream& os, const xtd::forms::country& country) noexcept {
        return os << country.to_string();
      }
 
    private:
      friend class countries;
      
      static const std::vector<xtd::ustring> enclosed_letters;
      country(const xtd::ustring& name, const xtd::ustring& alpha_2_code, const xtd::ustring& alpha_3_code, int numeric_code) : name_(name), alpha_2_code_(alpha_2_code), alpha_3_code_(alpha_3_code), numeric_code_(numeric_code), emoticon_(enclosed_letters[alpha_2_code[0] - 'A'] + enclosed_letters[alpha_2_code[1] - 'A']) {}
 
      xtd::ustring name_;
      xtd::ustring alpha_2_code_;
      xtd::ustring alpha_3_code_;
      int numeric_code_;
      xtd::ustring emoticon_;
    };
  }
}