src/marnav/nmea/mwd.cpp

   1 #include <marnav/nmea/mwd.hpp>
   2 #include <marnav/nmea/io.hpp>
   3
   4 namespace marnav
   5 {
   6 namespace nmea
   7 {
   8 constexpr sentence_id mwd::ID;
   9 constexpr const char * mwd::TAG;
  10
  11 mwd::mwd()
  12         : sentence(ID, TAG, talker_id::weather_instruments)
  13 {
  14 }
  15
  16 mwd::mwd(talker talk, fields::const_iterator first, fields::const_iterator last)
  17         : sentence(ID, TAG, talk)
  18 {
  19         if (std::distance(first, last) != 8)
  20                 throw std::invalid_argument{"invalid number of fields in mwd"};
  21
  22         read(*(first + 0), direction_true_);
  23         read(*(first + 1), direction_true_ref_);
  24         read(*(first + 2), direction_mag_);
  25         read(*(first + 3), direction_mag_ref_);
  26         read(*(first + 4), speed_kn_);
  27         read(*(first + 5), speed_kn_unit_);
  28         read(*(first + 6), speed_ms_);
  29         read(*(first + 7), speed_ms_unit_);
  30 }
  31
  32 void mwd::set_direction_true(double t) noexcept
  33 {
  34         direction_true_ = t;
  35         direction_true_ref_ = reference::TRUE;
  36 }
  37
  38 void mwd::set_direction_mag(double t) noexcept
  39 {
  40         direction_mag_ = t;
  41         direction_mag_ref_ = reference::MAGNETIC;
  42 }
  43
  44 void mwd::set_speed_knots(double t) noexcept
  45 {
  46         speed_kn_ = t;
  47         speed_kn_unit_ = unit::velocity::knot;
  48 }
  49
  50 void mwd::set_speed_mps(double t) noexcept
  51 {
  52         speed_ms_ = t;
  53         speed_ms_unit_ = unit::velocity::mps;
  54 }
  55
  56 void mwd::append_data_to(std::string & s) const
  57 {
  58         append(s, format(direction_true_, 1));
  59         append(s, to_string(direction_true_ref_));
  60         append(s, format(direction_mag_, 1));
  61         append(s, to_string(direction_mag_ref_));
  62         append(s, format(speed_kn_, 1));
  63         append(s, to_string(speed_kn_unit_));
  64         append(s, format(speed_ms_, 1));
  65         append(s, to_string(speed_ms_unit_));
  66 }
  67 }
  68 }