public bool Parse(string nmea_string)
{
bool result = false;
this.NMEAString = nmea_string;
string raw_string = nmea_string.Substring(0, nmea_string.IndexOf('*'));
this.CheckSum = nmea_string.Substring(nmea_string.IndexOf('*') + 1);
string calculated = NMEAHelper.CalculateChecksum(nmea_string);
this.Checked = (calculated == this.CheckSum);
string[] field = raw_string.Split(NMEADelimiter);
this.Time = NMEAHelper.parseTime(field[INDEX_TIME]);
this.Longitude = NMEAHelper.parseLongitude(field[INDEX_LONGITUDE], field[INDEX_LONGITUDE_HEMISPHERE]);
this.Latitude = NMEAHelper.parseLatitude(field[INDEX_LATITUDE], field[INDEX_LATITUDE_HEMISPHERE]);
this.Fix = NMEAHelper.parseFixQuality(field[INDEX_FIX_QUALITY]);
this.Satelites = NMEAHelper.parseInt(field[INDEX_SATLITES]);
this.HDOP = NMEAHelper.parseFloat(field[INDEX_HDOP]);
this.Altitude = NMEAHelper.parseAltitude(field[INDEX_ALTITUDE], field[INDEX_ALTITUDE_DIMENSIONS]);
this.Geoid = NMEAHelper.parseGeoid(field[INDEX_GEOID], field[INDEX_GEOID_DIMENSIONS]);
this.DGPS_Elapsed_Time = NMEAHelper.parseFloat(field[INDEX_DGPS_UPDATE]);
this.DGPS_ID = field[INDEX_DGPS_ID];
return(result);
}
public bool Parse(string nmea_string)
{
bool result = false;
this.NMEAString = nmea_string;
string raw_string = nmea_string.Substring(0, nmea_string.IndexOf('*'));
this.CheckSum = nmea_string.Substring(nmea_string.IndexOf('*') + 1);
string calculated = NMEAHelper.CalculateChecksum(nmea_string);
this.Checked = (calculated == this.CheckSum);
string[] field = raw_string.Split(NMEADelimiter);
this.Time = NMEAHelper.parseTime(field[INDEX_TIME]);
this.Valid = NMEAHelper.parseValid(field[INDEX_VALID]);
this.Latitude = NMEAHelper.parseLatitude(field[INDEX_LATITUDE], field[INDEX_LATITUDE_HEMISPHERE]);
this.Longitude = NMEAHelper.parseLongitude(field[INDEX_LONGITUDE], field[INDEX_LONGITUDE_HEMISPHERE]);
this.Speed = NMEAHelper.parseFloat(field[INDEX_SPEED]);
this.Bearing = NMEAHelper.parseFloat(field[INDEX_BEARING]);
this.Date = NMEAHelper.parseDate(field[INDEX_DATE]);
this.MagneticVariation = NMEAHelper.parseFloat(field[INDEX_MAG_VARI]);
this.MagneticDeviation = NMEAHelper.parseDeviation(field[INDEX_MAG_DEV]);
this.Mode = (field.Count() > INDEX_MODE) ? NMEAHelper.parseMode(field[INDEX_MODE]) : ModeIndicator.Data_not_valid;
return(result);
}
public bool Parse(string nmea_string)
{
bool result = false;
this.NMEAString = nmea_string;
string raw_string = nmea_string.Substring(0, nmea_string.IndexOf('*'));
this.CheckSum = nmea_string.Substring(nmea_string.IndexOf('*') + 1);
string calculated = NMEAHelper.CalculateChecksum(nmea_string);
this.Checked = (calculated == this.CheckSum);
string[] field = raw_string.Split(NMEADelimiter);
if (field.Count() >= 9)
{
result = true;
if ((String.Empty != (field[TRUE_TRACK])) && (field[T] == "T"))
{
this.TrueTrackMadeGood = float.Parse(field[TRUE_TRACK]);
this.TrueCourseValid = true;
}
else
{
this.TrueCourseValid = false;
}
if ((String.Empty != (field[MAGNETIC_TRACK])) && (field[M] == "M"))
{
this.MagneticTrackMadeGood = float.Parse(field[MAGNETIC_TRACK]);
this.MagneticCourseValid = true;
}
else
{
this.MagneticCourseValid = false;
}
if ((String.Empty != (field[KNOTS])) && (field[N] == "N"))
{
this.Knots = float.Parse(field[KNOTS]);
this.KnotsValid = true;
}
else
{
this.KnotsValid = false;
}
if ((String.Empty != (field[KPH])) && (field[K] == "K"))
{
this.KilometersPerHour = float.Parse(field[KPH]);
this.KPHValid = true;
}
else
{
this.KPHValid = false;
}
}
return(result);
}
public bool Parse(string nmea_string)
{
bool result = false;
this.satelites.Clear();
this.Count = 0;
this.NMEAString = nmea_string;
string raw_string = nmea_string.Substring(0, nmea_string.IndexOf('*'));
this.CheckSum = nmea_string.Substring(nmea_string.IndexOf('*') + 1);
string calculated = NMEAHelper.CalculateChecksum(nmea_string);
this.Checked = (calculated == this.CheckSum);
string[] field = raw_string.Split(NMEADelimiter);
this.Selection = NMEAHelper.parseSelection(field[INDEX_SELECTION]);
this.Fix = NMEAHelper.parseFixType(field[INDEX_FIXTYPE]);
bool b = false;
b = AddSatelite(this.satelites, field[INDEX_SAT__1]);
b = AddSatelite(this.satelites, field[INDEX_SAT__2]);
b = AddSatelite(this.satelites, field[INDEX_SAT__3]);
b = AddSatelite(this.satelites, field[INDEX_SAT__4]);
b = AddSatelite(this.satelites, field[INDEX_SAT__5]);
b = AddSatelite(this.satelites, field[INDEX_SAT__6]);
b = AddSatelite(this.satelites, field[INDEX_SAT__7]);
b = AddSatelite(this.satelites, field[INDEX_SAT__8]);
b = AddSatelite(this.satelites, field[INDEX_SAT__9]);
b = AddSatelite(this.satelites, field[INDEX_SAT_10]);
b = AddSatelite(this.satelites, field[INDEX_SAT_11]);
b = AddSatelite(this.satelites, field[INDEX_SAT_12]);
this.Count = this.satelites.Count();
this.PDOP = NMEAHelper.parseFloat(field[INDEX_PDOP]);
this.HDOP = NMEAHelper.parseFloat(field[INDEX_HDOP]);
this.VDOP = NMEAHelper.parseFloat(field[INDEX_VDOP]);
return(result);
}
public bool Parse(string[] nmea_strings) // requires a set of strings
{
this.NMEAStrings = new string[nmea_strings.Count()];
this.CheckSum = new string[nmea_strings.Count()];
this.Checked = true;
this.satelites.Clear(); this.Count = 0;
for (int i = 0; i < nmea_strings.Count(); ++i)
{
this.NMEAStrings[i] = nmea_strings[i];
this.CheckSum[i] = nmea_strings[i].Substring(nmea_strings[i].IndexOf('*') + 1);
string calculated = NMEAHelper.CalculateChecksum(nmea_strings[i]);
this.Checked = this.Checked && (calculated == this.CheckSum[i]);
string raw_string = nmea_strings[i].Substring(0, nmea_strings[i].IndexOf('*'));
string[] field = raw_string.Split(NMEADelimiter);
if (field.Count() > 7)
{
if (String.Empty != field[PRN_1])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_1], field[ELEVATION_1], field[AZMUTH_1], field[SNR_1]));
++this.Count;
}
}
if (field.Count() > 11)
{
if (String.Empty != field[PRN_2])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_2], field[ELEVATION_2], field[AZMUTH_2], field[SNR_2]));
++this.Count;
}
}
if (field.Count() > 15)
{
if (String.Empty != field[PRN_3])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_3], field[ELEVATION_3], field[AZMUTH_3], field[SNR_3]));
++this.Count;
}
}
if (field.Count() > 19)
{
if (String.Empty != field[PRN_4])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_4], field[ELEVATION_4], field[AZMUTH_4], field[SNR_4]));
++this.Count;
}
}
if (field.Count() > 23)
{
if (String.Empty != field[PRN_5])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_5], field[ELEVATION_5], field[AZMUTH_5], field[SNR_5]));
++this.Count;
}
}
if (field.Count() > 27)
{
if (String.Empty != field[PRN_6])
{
this.satelites.Add(NMEAHelper.CreateSateleiteView(field[PRN_6], field[ELEVATION_6], field[AZMUTH_6], field[SNR_6]));
++this.Count;
}
}
}
return(true);
}
