src/marnav/nmea/mtw.cpp

   1 #include <marnav/nmea/mtw.hpp>
   2 #include <marnav/nmea/io.hpp>
   3 #include "checks.hpp"
   4
   5 namespace marnav
   6 {
   7 namespace nmea
   8 {
   9 constexpr sentence_id mtw::ID;
  10 constexpr const char * mtw::TAG;
  11
  12 mtw::mtw()
  13         : sentence(ID, TAG, talker::integrated_instrumentation)
  14 {
  15 }
  16
  17 mtw::mtw(talker talk, fields::const_iterator first, fields::const_iterator last)
  18         : sentence(ID, TAG, talk)
  19 {
  20         if (std::distance(first, last) != 2)
  21                 throw std::invalid_argument{"invalid number of fields in mtw"};
  22
  23         unit::temperature temperature_unit;
  24
  25         read(*(first + 0), temperature_);
  26         read(*(first + 1), temperature_unit);
  27
  28         check_value(temperature_unit, {unit::temperature::celsius}, "temperature unit");
  29 }
  30
  31 void mtw::set_temperature(units::temperature t) noexcept
  32 {
  33         temperature_ = t.get<units::celsius>();
  34 }
  35
  36 void mtw::append_data_to(std::string & s) const
  37 {
  38         append(s, to_string(temperature_));
  39         append(s, to_string(unit::temperature::celsius));
  40 }
  41 }
  42 }