95 lines
2.7 KiB
C#
95 lines
2.7 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.Scripting;
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namespace OpenRA.Mods.RA.Scripting
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{
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[ScriptGlobal("Map")]
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public class MapGlobal : ScriptGlobal
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{
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SpawnMapActors sma;
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public MapGlobal(ScriptContext context) : base(context)
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{
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sma = context.World.WorldActor.Trait<SpawnMapActors>();
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// Register map actors as globals (yuck!)
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foreach (var kv in sma.Actors)
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context.RegisterMapActor(kv.Key, kv.Value);
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}
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[Desc("Returns a table of all actors within the requested region, filtered using the specified function.")]
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public LuaTable ActorsInCircle(WPos location, WRange radius, LuaFunction filter = null)
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{
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var actors = context.World.FindActorsInCircle(location, radius)
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.Select(a => a.ToLuaValue(context));
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if (filter != null)
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actors = actors.Where(a =>
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{
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using (var f = filter.Call(a))
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return f.First().ToBoolean();
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});
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return actors.ToLuaTable(context);
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}
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[Desc("Returns a random cell inside the visible region of the map.")]
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public CPos RandomCell()
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{
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return context.World.Map.ChooseRandomCell(context.World.SharedRandom);
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}
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[Desc("Returns a random cell on the visible border of the map.")]
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public CPos RandomEdgeCell()
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{
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return context.World.Map.ChooseRandomEdgeCell(context.World.SharedRandom);
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}
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[Desc("Returns true if there is only one human player.")]
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public bool IsSinglePlayer { get { return context.World.LobbyInfo.IsSinglePlayer; } }
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[Desc("Returns the difficulty selected by the player before starting the mission.")]
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public string Difficulty { get { return context.World.LobbyInfo.GlobalSettings.Difficulty; } }
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[Desc("Returns a table of all the actors that were specified in the map file.")]
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public LuaTable NamedActors
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{
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get
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{
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return sma.Actors.Values.ToLuaTable(context);
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}
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}
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[Desc("Returns the actor that was specified with a given name in " +
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"the map file (or nil, if the actor is dead or not found")]
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public Actor NamedActor(string actorName)
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{
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Actor ret;
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if (!sma.Actors.TryGetValue(actorName, out ret))
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return null;
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if (ret.Destroyed)
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return null;
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return ret;
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}
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[Desc("Returns true if actor was originally specified in the map file.")]
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public bool IsNamedActor(Actor actor)
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{
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return actor.ActorID <= sma.LastMapActorID && actor.ActorID > sma.LastMapActorID - sma.Actors.Count;
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}
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}
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}
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