private void HandleGga(GgaStandardGpsMessage message, DateTime systemReceivedUtcDateTime)
{
LatestPosition = new PositionData(
AdjustSystemUtc(systemReceivedUtcDateTime),
message.Latitude,
message.Longitude,
message.FixStatus,
message.NumberOfSatellites,
message.HorizontalDilutioOfPrecision,
message.Altitude,
message.GeoIdSeparation,
message.DgpsAge,
message.DgpsStateId);
if (LatestPosition.Latitude.HasValue &&
LatestPosition.Longitude.HasValue &&
LatestPosition.Altitude.HasValue)
{
_currentPosition = new SimplePosition(
LatestPosition.Latitude.Value,
LatestPosition.Longitude.Value,
LatestPosition.Altitude.Value);
}
OnPositionData?.Invoke(this, new PositionDataEventArgs(LatestPosition));
}
private GpsManager(SerialDevice serialDevice)
{
_serialDevice = serialDevice;
_serialDevice.WriteTimeout = TimeSpan.FromSeconds(1);
_serialDevice.ReadTimeout = TimeSpan.FromSeconds(1);
_serialDevice.BaudRate = 9600;
_serialDevice.Parity = SerialParity.None;
_serialDevice.StopBits = SerialStopBitCount.One;
_serialDevice.DataBits = 8;
_gpsMessageHandler = new GpsMessageHandler(_serialDevice);
_gpsMessageHandler.OnCustomMessage += HandleCustomMessage;
_gpsMessageHandler.OnStandardMessage += HandleStandardMessage;
LatestPosition = new PositionData(AdjustedUtcNow, null, null, GgaFixStatus.Unknown, null, null, null, null, null, null);
LatestMovement = new MovementData(AdjustedUtcNow, null, null, null, GpsPositioningMode.Unknown);
}
public PositionDataEventArgs(PositionData position)
{
Position = position;
}