// UNKNOWN
// Star
// Planet / Moon / Belt
// Unidentified signals
// Station
internal AstronomicalObject(string name, EliteEnvironment environment, AstronomicalObjectType type, AstronomicalObject star)
{
Name = name;
Environment = environment;
ObjectsInternal = new ObservableCollection <AstronomicalObject>();
Objects = new ReadOnlyObservableCollection <AstronomicalObject>(ObjectsInternal);
KnownObjectProximities = new StarProximityCollection();
_trades = new ObservableCollection <Trade>();
Trades = new ReadOnlyObservableCollection <Trade>(_trades);
_commodityIndex = new Dictionary <Commodity, int>();
if (environment.AutoDistanceEnabled)
{
float distance = 0;
foreach (AstronomicalObject otherObject in environment.Objects)
{
if (DistancesDB.TryGetDistance(this, otherObject, out distance))
{
RegisterDistanceFrom(otherObject, distance);
}
}
}
Type = type;
Star = star ?? this;
Environment.ObjectsInternal.Add(this);
}
/// <summary>
/// Finds a specific star based on its name
/// </summary>
/// <param name="name">The name of a star</param>
/// <param name="comparisonOptions">Options for comparing the star names</param>
/// <returns>The <see cref="Star"/> instance that was found, or null if no star could be found with that name.</returns>
/// <exception cref="ArgumentNullException">The provided name is null.</exception>
public AstronomicalObject FindObjectByName(string name, AstronomicalObjectType type, StringComparison comparisonOptions = StringComparison.InvariantCultureIgnoreCase)
{
if (name == null)
{
throw new ArgumentNullException("name", "An astronomical object name cannot be null");
}
return(Objects.Where(s => s.Name.Equals(name, comparisonOptions) && s.Type == type).FirstOrDefault());
}
internal static bool Load(XmlReader reader, EliteEnvironment container)
{
if (!reader.IsStartElement())
{
return(false);
}
AstronomicalObjectType type = AstronomicalObjectType.Unspecified;
if (Enum.TryParse <AstronomicalObjectType>(reader.LocalName, true, out type))
{
string name = null;
AstronomicalObject star = null;
while (reader.MoveToNextAttribute())
{
switch (reader.LocalName)
{
case "name":
name = reader.Value;
break;
case "star":
star = container.FindObjectByName(reader.Value, AstronomicalObjectType.Star);
if (star == null)
{
throw new EnvironmentLoadException(String.Format("The star {0} could not be found", reader.Value), reader);
}
break;
}
}
if (name == null)
{
throw new EnvironmentLoadException("Missing name for astronomical object entry", reader);
}
AstronomicalObject result = new AstronomicalObject(name, container, type, star);
// Read child elements
int curDepth = reader.Depth;
while (reader.Read() && reader.Depth >= curDepth)
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "notes":
result.UserNotes = reader.ReadElementContentAsString();
break;
}
}
}
return(true);
}
else
{
return(false);
}
}