/// <summary>
/// Initialize a new instance of the TuningSpec class for a DVB satellite frequency.
/// </summary>
/// <param name="satellite">The satellite to tune to.</param>
/// <param name="frequency">The frequency to tune to.</param>
public TuningSpec(Satellite satellite, SatelliteFrequency frequency)
{
this.frequency = frequency;
this.satellite = satellite;
symbolRate = frequency.SymbolRate;
fec = frequency.FEC;
signalPolarization = frequency.Polarization;
modulation = frequency.Modulation;
}
/// <summary>
/// Initialize a new instance of the Satellite class.
/// </summary>
/// <param name="longitude">The longitude in 1/10th's of a degree. Negative for west.</param>
public Satellite(int longitude)
{
string namePart1 = ((decimal)(longitude / 10)).ToString();
string namePart2;
if (longitude < 0)
namePart2 = "W";
else
namePart2 = "E";
Satellite satellite = new Satellite(namePart1 + "\u00b0" + namePart2 + " Satellite");
if (longitude < 0)
{
eastWest = "west";
this.longitude = longitude * -1;
}
else
{
eastWest = "east";
this.longitude = longitude;
}
}
/// <summary>
/// Check if this instance is equal to another.
/// </summary>
/// <param name="satellite">The other instance.</param>
/// <returns>True if the instances are equal; false otherwise.</returns>
public bool EqualTo(Satellite satellite)
{
return (SortKey == satellite.SortKey);
}
/// <summary>
/// Load the satellite collection from the tuning files.
/// </summary>
/// <param name="directoryName">The full path of the directory containing the tuning files.</param>
public static void Load(string directoryName)
{
Providers.Clear();
DirectoryInfo directoryInfo = new DirectoryInfo(directoryName);
foreach (FileInfo fileInfo in directoryInfo.GetFiles("*.xml"))
{
Satellite satellite = new Satellite(fileInfo.Name.Substring(0, fileInfo.Name.Length - 4));
satellite.load(fileInfo);
AddProvider(satellite);
}
}
/// <summary>
/// Add a provider to the list.
/// </summary>
/// <param name="newProvider">The provider to be added.</param>
public static void AddProvider(Satellite newProvider)
{
foreach (Satellite oldProvider in Providers)
{
if (oldProvider.SortKey == newProvider.SortKey)
return;
if (oldProvider.SortKey > newProvider.SortKey)
{
Providers.Insert(Providers.IndexOf(oldProvider), newProvider);
return;
}
}
Providers.Add(newProvider);
}
private int processSatellite(string parts)
{
string[] parameters = parts.Split(new char[] { ',' });
if (parameters.Length != 1)
{
Logger.Instance.Write("INI file format error: The Satellite line is wrong.");
return (errorCodeFormatError);
}
try
{
int longitude = Int32.Parse(parameters[0].Trim());
currentSatellite = Satellite.FindSatellite(longitude);
if (currentSatellite == null)
currentSatellite = new Satellite(longitude);
if (currentFrequency != null && currentFrequency.Provider == null)
currentFrequency.Provider = currentSatellite;
}
catch (FormatException)
{
Logger.Instance.Write("INI file format error: The Satellite line is wrong.");
return (errorCodeFormatError);
}
catch (ArithmeticException)
{
Logger.Instance.Write("INI file format error: The Satellite line is wrong.");
return (errorCodeFormatError);
}
return (errorCodeNoError);
}
