public static GenericWAGFile Get(string path)
{
if (!SharedWAGFiles.ContainsKey(path))
{
GenericWAGFile wagFile = new GenericWAGFile(path);
SharedWAGFiles.Add(path, wagFile);
return(wagFile);
}
else
{
return(SharedWAGFiles[path]);
}
}
public static TrainCar Load(Simulator simulator, string wagFilePath, bool initialize = true)
{
GenericWAGFile wagFile = SharedGenericWAGFileManager.Get(wagFilePath);
TrainCar car;
if (wagFile.OpenRails != null &&
wagFile.OpenRails.DLL != null)
{ // wag file specifies an external DLL
try
{
// TODO search the path list
string wagFolder = Path.GetDirectoryName(wagFilePath);
string dllPath = FindTrainCarPlugin(wagFolder, wagFile.OpenRails.DLL);
Assembly customDLL = Assembly.LoadFrom(dllPath);
object[] args = new object[] { wagFilePath };
car = (TrainCar)customDLL.CreateInstance("ORTS.CustomCar", true, BindingFlags.CreateInstance, null, args, null, null);
return(car);
}
catch (Exception error)
{
Trace.WriteLine(new FileLoadException(wagFile.OpenRails.DLL, error));
// on error, fall through and try loading without the custom dll
}
}
if (!wagFile.IsEngine)
{
// its an ordinary MSTS wagon
car = new MSTSWagon(simulator, wagFilePath);
}
else
{
// its an ordinary MSTS engine of some type.
if (wagFile.Engine.Type == null)
{
throw new InvalidDataException(wagFilePath + "\r\n\r\nEngine type missing");
}
switch (wagFile.Engine.Type.ToLower())
{
// TODO complete parsing of proper car types
case "electric": car = new MSTSElectricLocomotive(simulator, wagFilePath); break;
case "steam": car = new MSTSSteamLocomotive(simulator, wagFilePath); break;
case "diesel": car = new MSTSDieselLocomotive(simulator, wagFilePath); break;
case "control": car = new MSTSControlTrailerCar(simulator, wagFilePath); break;
default: throw new InvalidDataException(wagFilePath + "\r\n\r\nUnknown engine type: " + wagFile.Engine.Type);
}
}
MSTSWagon wagon = car as MSTSWagon;
if (car != null)
{
wagon.Load();
if (initialize)
{
wagon.Initialize();
}
}
return(car);
}
