src/marnav/nmea/wcv.cpp

   1 #include "wcv.hpp"
   2 #include <marnav/nmea/io.hpp>
   3
   4 namespace marnav
   5 {
   6 namespace nmea
   7 {
   8 MARNAV_NMEA_DEFINE_SENTENCE_PARSE_FUNC(wcv)
   9
  10 constexpr const char * wcv::TAG;
  11
  12 wcv::wcv()
  13         : sentence(ID, TAG, talker_id::global_positioning_system)
  14 {
  15 }
  16
  17 wcv::wcv(const std::string & talker, fields::const_iterator first, fields::const_iterator last)
  18         : sentence(ID, TAG, talker)
  19 {
  20         if (std::distance(first, last) != 3)
  21                 throw std::invalid_argument{"invalid number of fields in wcv"};
  22
  23         read(*(first + 0), speed);
  24         read(*(first + 1), speed_unit);
  25         read(*(first + 2), waypoint_id);
  26 }
  27
  28 void wcv::set_speed(double t) noexcept
  29 {
  30         speed = t;
  31         speed_unit = unit::velocity::knot;
  32 }
  33
  34 std::vector<std::string> wcv::get_data() const
  35 {
  36         return {format(speed, 1), to_string(speed_unit), to_string(waypoint_id)};
  37 }
  38 }
  39 }