src/marnav/nmea/gll.hpp

   1 #ifndef __NMEA__GLL__HPP__
   2 #define __NMEA__GLL__HPP__
   3
   4 #include <marnav/nmea/sentence.hpp>
   5 #include <marnav/nmea/angle.hpp>
   6 #include <marnav/nmea/time.hpp>
   7 #include <marnav/utils/optional.hpp>
   8
   9 namespace marnav
  10 {
  11 namespace nmea
  12 {
  13 MARNAV_NMEA_DECLARE_SENTENCE_PARSE_FUNC(gll)
  14
  15 /// @brief GLL - Geographic Position - Latitude/Longitude
  16 ///
  17 /// @code
  18 ///        1       2 3        4 5         6 7
  19 ///        |       | |        | |         | |
  20 /// $--GLL,llll.ll,a,yyyyy.yy,a,hhmmss.ss,a,m*hh<CR><LF>
  21 /// @endcode
  22 ///
  23 /// Field Number:
  24 /// 1. Latitude
  25 /// 2. Latitude hemipsphere
  26 ///    - N = North
  27 ///    - S = South
  28 /// 3. Longitude
  29 /// 4. Longitude hemisphere
  30 ///    - E = East
  31 ///    - W = West
  32 /// 5. Time (UTC) of position
  33 /// 6. Status
  34 ///    - A = Data Valid
  35 ///    - V = Data Invalid
  36 /// 7. Mode indicator (only in newer versions)
  37 ///    - V = Invalid
  38 ///    - A = Autonomous
  39 ///    - D = Differential
  40 ///
  41 class gll : public sentence
  42 {
  43         MARNAV_NMEA_SENTENCE_FRIENDS(gll)
  44
  45 public:
  46         constexpr static const sentence_id ID = sentence_id::GLL;
  47         constexpr static const char * TAG = "GLL";
  48
  49         virtual ~gll() {}
  50
  51         gll();
  52         gll(const gll &) = default;
  53         gll & operator=(const gll &) = default;
  54
  55 protected:
  56         gll(const std::string & talker, fields::const_iterator first, fields::const_iterator last);
  57         virtual std::vector<std::string> get_data() const override;
  58
  59 private:
  60         utils::optional<geo::latitude> lat;
  61         utils::optional<direction> lat_hem;
  62         utils::optional<geo::longitude> lon;
  63         utils::optional<direction> lon_hem;
  64         utils::optional<nmea::time> time_utc;
  65         utils::optional<status> data_valid;
  66         utils::optional<mode_indicator> mode_ind;
  67
  68 public:
  69         NMEA_GETTER(time_utc)
  70         NMEA_GETTER(data_valid)
  71         NMEA_GETTER(mode_ind)
  72
  73         utils::optional<geo::longitude> get_longitude() const;
  74         utils::optional<geo::latitude> get_latitude() const;
  75
  76         void set_lat(const geo::latitude & t);
  77         void set_lon(const geo::longitude & t);
  78         void set_time_utc(const nmea::time & t) noexcept { time_utc = t; }
  79         void set_data_valid(status t) noexcept { data_valid = t; }
  80         void set_mode_indicator(mode_indicator t) noexcept { mode_ind = t; }
  81 };
  82 }
  83 }
  84
  85 #endif