src/marnav/nmea/tds.hpp

   1 #ifndef __MARNAV__NMEA__TDS__HPP__
   2 #define __MARNAV__NMEA__TDS__HPP__
   3
   4 #include <marnav/nmea/sentence.hpp>
   5 #include <marnav/utils/optional.hpp>
   6
   7 namespace marnav
   8 {
   9 namespace nmea
  10 {
  11 MARNAV_NMEA_DECLARE_SENTENCE_PARSE_FUNC(tds)
  12
  13 /// @brief TDS - Trawl Door Spread Distance
  14 ///
  15 /// @code
  16 ///        1   2
  17 ///        |   |
  18 /// $--TDS,x.x,M*hh<CR><LF>
  19 /// @endcode
  20 ///
  21 /// Field Number
  22 /// 1. Distance between trawl doors in meters (0..300)
  23 /// 2. Units
  24 ///    - M = Meters
  25 ///
  26 class tds : public sentence
  27 {
  28         MARNAV_NMEA_SENTENCE_FRIENDS(tds)
  29
  30 public:
  31         constexpr static const sentence_id ID = sentence_id::TDS;
  32         constexpr static const char * TAG = "TDS";
  33
  34         tds();
  35         tds(const tds &) = default;
  36         tds & operator=(const tds &) = default;
  37         tds(tds &&) = default;
  38         tds & operator=(tds &&) = default;
  39
  40 protected:
  41         tds(talker talk, fields::const_iterator first, fields::const_iterator last);
  42         virtual std::vector<std::string> get_data() const override;
  43
  44 private:
  45         double distance = 0.0;
  46         nmea::unit::distance distance_unit = nmea::unit::distance::meter;
  47
  48 public:
  49         decltype(distance) get_distance() const { return distance; }
  50         decltype(distance_unit) get_distance_unit() const { return distance_unit; }
  51
  52         void set_distance(double t) noexcept
  53         {
  54                 distance = t;
  55                 distance_unit = nmea::unit::distance::meter;
  56         }
  57 };
  58 }
  59 }
  60
  61 #endif