src/marnav/nmea/tll.hpp

   1 #ifndef __NMEA__TLL__HPP__
   2 #define __NMEA__TLL__HPP__
   3
   4 #include <marnav/nmea/sentence.hpp>
   5 #include <marnav/nmea/time.hpp>
   6 #include <marnav/nmea/waypoint.hpp>
   7 #include <marnav/geo/angle.hpp>
   8 #include <marnav/utils/optional.hpp>
   9
  10 namespace marnav
  11 {
  12 namespace nmea
  13 {
  14 MARNAV_NMEA_DECLARE_SENTENCE_PARSE_FUNC(tll)
  15
  16 /// @brief TLL - Target latitude and longitude
  17 ///
  18 /// @code
  19 ///        1  2        3 4         5 6    7         8 9
  20 ///        |  |        | |         | |    |         | |
  21 /// $--TLL,xx,llll.lll,a,yyyyy.yyy,a,c--c,hhmmss.ss,a,a*hh<CR><LF>
  22 /// @endcode
  23 ///
  24 /// Field Number:
  25 /// 1. Target number 00 - 99
  26 /// 2. Latitude
  27 /// 3. Latitude hemisphere
  28 ///    - N = North
  29 ///    - S = South
  30 /// 4. Longitude
  31 /// 5. Longitude hemisphere
  32 ///    - E = East
  33 ///    - W = West
  34 /// 6. Target name
  35 /// 7. UTC of data
  36 /// 8. Target status
  37 ///    - L = lost,tracked target has beenlost
  38 ///    - Q = query,target in the process of acquisition
  39 ///    - T = tracking
  40 /// 9. Reference target
  41 ///    - R
  42 ///    - null/empty
  43 ///
  44 class tll : public sentence
  45 {
  46         MARNAV_NMEA_SENTENCE_FRIENDS(tll)
  47
  48 public:
  49         constexpr static const sentence_id ID = sentence_id::TLL;
  50         constexpr static const char * TAG = "TLL";
  51
  52         virtual ~tll() {}
  53
  54         tll();
  55         tll(const tll &) = default;
  56         tll & operator=(const tll &) = default;
  57
  58 protected:
  59         tll(const std::string & talker, fields::const_iterator first, fields::const_iterator last);
  60         virtual std::vector<std::string> get_data() const override;
  61
  62 private:
  63         uint32_t target_number = 0;
  64         geo::latitude lat;
  65         direction lat_hem = direction::north;
  66         geo::longitude lon;
  67         direction lon_hem = direction::east;
  68         waypoint target_name;
  69         nmea::time time_utc;
  70         char target_status = 'T'; // @todo use an enumeration
  71         utils::optional<char> reference_target;
  72
  73 public:
  74         NMEA_GETTER(target_number)
  75         NMEA_GETTER(target_name)
  76         NMEA_GETTER(time_utc)
  77         NMEA_GETTER(target_status)
  78         NMEA_GETTER(reference_target)
  79
  80         geo::longitude get_longitude() const;
  81         geo::latitude get_latitude() const;
  82
  83         void set_target_number(uint32_t t) noexcept { target_number = t; }
  84         void set_lat(const geo::latitude & t);
  85         void set_lon(const geo::longitude & t);
  86         void set_target_name(const waypoint & t) { target_name = t; }
  87         void set_time_utc(const nmea::time & t) noexcept { time_utc = t; }
  88         void set_target_status(char t) noexcept { target_status = t; }
  89         void set_reference_target(char t) noexcept { reference_target = t; }
  90 };
  91 }
  92 }
  93
  94 #endif