85 lines
2.8 KiB
C#
85 lines
2.8 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 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. For more information,
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* see COPYING.
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*/
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#endregion
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using System.Linq;
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using Eluant;
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using OpenRA.Mods.Common;
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using OpenRA.Mods.RA.Air;
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using OpenRA.Mods.RA.Buildings;
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using OpenRA.Primitives;
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namespace OpenRA.Scripting
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{
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[ScriptGlobal("Actor")]
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public class ActorGlobal : ScriptGlobal
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{
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public ActorGlobal(ScriptContext context) : base(context) { }
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[Desc("Create a new actor. initTable specifies a list of key-value pairs that defines the initial parameters for the actor's traits.")]
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public Actor Create(string type, bool addToWorld, LuaTable initTable)
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{
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var initDict = new TypeDictionary();
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// Convert table entries into ActorInits
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foreach (var kv in initTable)
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{
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// Find the requested type
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var typeName = kv.Key.ToString();
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var initType = Game.modData.ObjectCreator.FindType(typeName + "Init");
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if (initType == null)
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throw new LuaException("Unknown initializer type '{0}'".F(typeName));
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// Cast it up to an IActorInit<T>
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var genericType = initType.GetInterfaces()
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.First(x => x.IsGenericType && x.GetGenericTypeDefinition() == typeof(IActorInit<>));
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var innerType = genericType.GetGenericArguments().First();
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var valueType = innerType.IsEnum ? typeof(int) : innerType;
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// Try and coerce the table value to the required type
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object value;
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if (!kv.Value.TryGetClrValue(valueType, out value))
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throw new LuaException("Invalid data type for '{0}' (expected '{1}')".F(typeName, valueType.Name));
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// Construct the ActorInit. Phew!
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var test = initType.GetConstructor(new[] { innerType }).Invoke(new[] { value });
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initDict.Add(test);
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}
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// The actor must be added to the world at the end of the tick
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var a = context.World.CreateActor(false, type, initDict);
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if (addToWorld)
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context.World.AddFrameEndTask(w => w.Add(a));
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return a;
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}
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[Desc("Returns the build time (in ticks) of the requested unit type.")]
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public int BuildTime(string type)
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{
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ActorInfo ai;
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if (!context.World.Map.Rules.Actors.TryGetValue(type, out ai))
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throw new LuaException("Unknown actor type '{0}'".F(type));
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return ai.GetBuildTime();
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}
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[Desc("Returns the cruise altitude of the requested unit type (zero if it is ground-based).")]
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public int CruiseAltitude(string type)
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{
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ActorInfo ai;
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if (!context.World.Map.Rules.Actors.TryGetValue(type, out ai))
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throw new LuaException("Unknown actor type '{0}'".F(type));
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var pi = ai.Traits.GetOrDefault<PlaneInfo>();
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return pi != null ? pi.CruiseAltitude.Range : 0;
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}
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}
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}
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