gngns.go

package nmea

const (
	// PrefixGNGNS prefix
	PrefixGNGNS = "GNGNS"
	// NoFixGNGNS Character
	NoFixGNGNS = "N"
	// AutonomousGNGNS Character
	AutonomousGNGNS = "A"
	// DifferentialGNGNS Character
	DifferentialGNGNS = "D"
	// PreciseGNGNS Character
	PreciseGNGNS = "P"
	// RealTimeKinematicGNGNS Character
	RealTimeKinematicGNGNS = "R"
	// FloatRTKGNGNS RealTime Kinematic Character
	FloatRTKGNGNS = "F"
	// EstimatedGNGNS Fix Character
	EstimatedGNGNS = "E"
	// ManualGNGNS Fix Character
	ManualGNGNS = "M"
	// SimulatorGNGNS Character
	SimulatorGNGNS = "S"
)

// GNGNS is standard GNSS sentance that combined multiple constellations
type GNGNS struct {
	BaseSentence
	Time       Time
	Latitude   float64
	Longitude  float64
	Mode       []string
	SVs        int64
	HDOP       float64
	Altitude   float64
	Separation float64
	Age        float64
	Station    int64
}

// newGNGNS Constructor
func newGNGNS(s BaseSentence) (GNGNS, error) {
	p := newParser(s, PrefixGNGNS)
	m := GNGNS{
		BaseSentence: s,
		Time:         p.Time(0, "time"),
		Latitude:     p.LatLong(1, 2, "latitude"),
		Longitude:    p.LatLong(3, 4, "longitude"),
		Mode:         p.EnumChars(5, "mode", NoFixGNGNS, AutonomousGNGNS, DifferentialGNGNS, PreciseGNGNS, RealTimeKinematicGNGNS, FloatRTKGNGNS, EstimatedGNGNS, ManualGNGNS, SimulatorGNGNS),
		SVs:          p.Int64(6, "SVs"),
		HDOP:         p.Float64(7, "HDOP"),
		Altitude:     p.Float64(8, "altitude"),
		Separation:   p.Float64(9, "separation"),
		Age:          p.Float64(10, "age"),
		Station:      p.Int64(11, "station"),
	}
	return m, p.Err()
}