b38018af9c
A shared ValueActorInit<T> is introduced to reduce duplication in the most common init cases, and an ActorInitActorReference allow actors to be referenced by map.yaml name.
97 lines
2.5 KiB
C#
97 lines
2.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using System.IO;
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using System.Runtime.Serialization;
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using OpenRA.Primitives;
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namespace OpenRA
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{
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public interface ISuppressInitExport { }
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public class ActorReference : IEnumerable
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{
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public string Type;
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public TypeDictionary InitDict
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{
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get { return initDict.Value; }
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}
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Lazy<TypeDictionary> initDict;
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public ActorReference(string type)
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: this(type, new Dictionary<string, MiniYaml>()) { }
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public ActorReference(string type, Dictionary<string, MiniYaml> inits)
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{
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Type = type;
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initDict = Exts.Lazy(() =>
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{
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var dict = new TypeDictionary();
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foreach (var i in inits)
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dict.Add(LoadInit(i.Key, i.Value));
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return dict;
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});
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}
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static ActorInit LoadInit(string initName, MiniYaml initYaml)
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{
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var type = Game.ModData.ObjectCreator.FindType(initName + "Init");
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if (type == null)
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throw new InvalidDataException("Unknown initializer type '{0}Init'".F(initName));
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var init = (ActorInit)FormatterServices.GetUninitializedObject(type);
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var loader = type.GetMethod("Initialize", new[] { typeof(MiniYaml) });
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if (loader == null)
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throw new InvalidDataException("{0}Init does not define a yaml-assignable type.".F(initName));
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loader.Invoke(init, new[] { initYaml });
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return init;
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}
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public MiniYaml Save(Func<ActorInit, bool> initFilter = null)
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{
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var ret = new MiniYaml(Type);
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foreach (var o in InitDict)
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{
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var init = o as ActorInit;
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if (init == null || o is ISuppressInitExport)
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continue;
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if (initFilter != null && !initFilter(init))
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continue;
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var initTypeName = init.GetType().Name;
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var initName = initTypeName.Substring(0, initTypeName.Length - 4);
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ret.Nodes.Add(new MiniYamlNode(initName, init.Save()));
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}
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return ret;
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}
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// for initialization syntax
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public void Add(object o) { InitDict.Add(o); }
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public IEnumerator GetEnumerator() { return InitDict.GetEnumerator(); }
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public ActorReference Clone()
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{
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var clone = new ActorReference(Type);
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foreach (var init in InitDict)
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clone.InitDict.Add(init);
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return clone;
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}
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}
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}
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