src/marnav/nmea/bww.cpp

   1 #include <marnav/nmea/bww.hpp>
   2 #include <marnav/nmea/io.hpp>
   3 #include "checks.hpp"
   4
   5 namespace marnav::nmea
   6 {
   7 constexpr sentence_id bww::ID;
   8 constexpr const char * bww::TAG;
   9
  10 bww::bww()
  11         : sentence(ID, TAG, talker::global_positioning_system)
  12 {
  13 }
  14
  15 bww::bww(talker talk, fields::const_iterator first, fields::const_iterator last)
  16         : sentence(ID, TAG, talk)
  17 {
  18         if (std::distance(first, last) != 6)
  19                 throw std::invalid_argument{"invalid number of fields in bww"};
  20
  21         std::optional<reference> bearing_true_ref;
  22         std::optional<reference> bearing_mag_ref;
  23
  24         read(*(first + 0), bearing_true_);
  25         read(*(first + 1), bearing_true_ref);
  26         read(*(first + 2), bearing_magn_);
  27         read(*(first + 3), bearing_mag_ref);
  28         read(*(first + 4), waypoint_to_);
  29         read(*(first + 5), waypoint_from_);
  30
  31         check_value(bearing_true_ref, {reference::TRUE}, "");
  32         check_value(bearing_mag_ref, {reference::MAGNETIC}, "");
  33 }
  34
  35 void bww::set_bearing_true(double t) noexcept
  36 {
  37         bearing_true_ = t;
  38 }
  39
  40 void bww::set_bearing_mag(double t) noexcept
  41 {
  42         bearing_magn_ = t;
  43 }
  44
  45 void bww::append_data_to(std::string & s, const version &) const
  46 {
  47         append(s, to_string(bearing_true_));
  48         append(s, to_string_if(reference::TRUE, bearing_true_));
  49         append(s, to_string(bearing_magn_));
  50         append(s, to_string_if(reference::MAGNETIC, bearing_magn_));
  51         append(s, to_string(waypoint_to_));
  52         append(s, to_string(waypoint_from_));
  53 }
  54 }