epic/OpenRA
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add FindType method to ObjectCreator

Browse Source
This commit is contained in:
ScottNZ
2013-11-15 21:56:23 +13:00
parent 0a50371a37
commit b2f46a56ea
1 changed files with 27 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
OpenRA.Game/ObjectCreator.cs
View File

@@ -19,13 +19,15 @@ namespace OpenRA
{
public class ObjectCreator
{
Pair<Assembly, string>[] modAssemblies;
Pair<Assembly, string>[] assemblies;
public ObjectCreator(Manifest manifest)
{
// All the core namespaces
var asms = typeof(Game).Assembly.GetNamespaces()
var asms = typeof(Game).Assembly.GetNamespaces() // Game
.Select(c => Pair.New(typeof(Game).Assembly, c))
.Concat(typeof(Mod).Assembly.GetNamespaces() // FileFormats
.Select(c => Pair.New(typeof(Mod).Assembly, c)))
.ToList();
// Namespaces from each mod assembly
@@ -35,7 +37,7 @@ namespace OpenRA
asms.AddRange(asm.GetNamespaces().Select(ns => Pair.New(asm, ns)));
}
modAssemblies = asms.ToArray();
assemblies = asms.ToArray();
}
public static Action<string> MissingTypeAction =
@@ -48,24 +50,30 @@ namespace OpenRA
public T CreateObject<T>(string className, Dictionary<string, object> args)
{
foreach (var mod in modAssemblies)
var type = FindType(className);
if (type == null)
{
var type = mod.First.GetType(mod.Second + "." + className, false);
if (type == null) continue;
var flags = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance;
var ctors = type.GetConstructors(flags)
.Where(x => x.HasAttribute<UseCtorAttribute>()).ToList();
if (ctors.Count == 0)
return (T)CreateBasic(type);
else if (ctors.Count == 1)
return (T)CreateUsingArgs(ctors[0], args);
else
throw new InvalidOperationException("ObjectCreator: UseCtor on multiple constructors; invalid.");
MissingTypeAction(className);
return default(T);
}
MissingTypeAction(className);
return default(T);
var flags = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance;
var ctors = type.GetConstructors(flags)
.Where(x => x.HasAttribute<UseCtorAttribute>()).ToList();
if (ctors.Count == 0)
return (T)CreateBasic(type);
else if (ctors.Count == 1)
return (T)CreateUsingArgs(ctors[0], args);
else
throw new InvalidOperationException("ObjectCreator: UseCtor on multiple constructors; invalid.");
}
public Type FindType(string className)
{
return assemblies
.Select(pair => pair.First.GetType(pair.Second + "." + className, false))
.FirstOrDefault(t => t != null);
}
public object CreateBasic(Type type)
@@ -90,7 +98,7 @@ namespace OpenRA
public IEnumerable<Type> GetTypesImplementing<T>()
{
var it = typeof(T);
return modAssemblies.Select(ma => ma.First).Distinct()
return assemblies.Select(ma => ma.First).Distinct()
.SelectMany(ma => ma.GetTypes()
.Where(t => t != it && it.IsAssignableFrom(t)));
}