Bring Mods.D2k in line with our new folder/namespace structure

OpenRA.Mods.D2k/Traits/World/WormManager.cs

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+#region Copyright & License Information
+/*
+ * Copyright 2007-2014 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using OpenRA.Mods.Common.Traits;
+using OpenRA.Primitives;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.D2k.Traits
+{
+	[Desc("Controls the spawning of sandworms. Attach this to the world actor.")]
+	class WormManagerInfo : ITraitInfo
+	{
+		[Desc("Minimum number of worms")]
+		public readonly int Minimum = 2;
+
+		[Desc("Maximum number of worms")]
+		public readonly int Maximum = 4;
+
+		[Desc("Average time (seconds) between worm spawn")]
+		public readonly int SpawnInterval = 120;
+
+		public readonly string WormSignNotification = "WormSign";
+
+		public readonly string WormSignature = "sandworm";
+		public readonly string WormOwnerPlayer = "Creeps";
+
+		public object Create(ActorInitializer init) { return new WormManager(this, init.self); }
+	}
+
+	class WormManager : ITick
+	{
+		readonly WormManagerInfo info;
+		readonly Lazy<Actor[]> spawnPoints;
+		readonly Lazy<RadarPings> radarPings;
+
+		int countdown;
+		int wormsPresent;
+
+		public WormManager(WormManagerInfo info, Actor self)
+		{
+			this.info = info;
+			radarPings = Exts.Lazy(() => self.World.WorldActor.Trait<RadarPings>());
+			spawnPoints = Exts.Lazy(() => self.World.ActorsWithTrait<WormSpawner>().Select(x => x.Actor).ToArray());
+		}
+
+		public void Tick(Actor self)
+		{
+			// TODO: Add a lobby option to disable worms just like crates
+
+			// TODO: It would be even better to stop 
+			if (!spawnPoints.Value.Any())
+				return;
+
+			// Apparantly someone doesn't want worms or the maximum number of worms has been reached
+			if (info.Maximum < 1 || wormsPresent >= info.Maximum)
+				return;
+
+			if (--countdown > 0 && wormsPresent >= info.Minimum)
+				return;
+
+			countdown = info.SpawnInterval * 25;
+
+			var wormLocations = new List<WPos>();
+
+			do
+			{
+				// Always spawn at least one worm, plus however many
+				// more we need to reach the defined minimum count.
+				wormLocations.Add(SpawnWorm(self));
+			} while (wormsPresent < info.Minimum);
+
+			AnnounceWormSign(self, wormLocations);
+		}
+
+		WPos SpawnWorm(Actor self)
+		{
+			var spawnPoint = GetRandomSpawnPoint(self);
+			self.World.AddFrameEndTask(w => w.CreateActor(info.WormSignature, new TypeDictionary
+			{
+				new OwnerInit(w.Players.First(x => x.PlayerName == info.WormOwnerPlayer)),
+				new LocationInit(spawnPoint.Location)
+			}));
+
+			wormsPresent++;
+			
+			return spawnPoint.CenterPosition;
+		}
+
+		Actor GetRandomSpawnPoint(Actor self)
+		{
+			return spawnPoints.Value.Random(self.World.SharedRandom);
+		}
+
+		public void DecreaseWorms()
+		{
+			wormsPresent--;
+		}
+
+		void AnnounceWormSign(Actor self, IEnumerable<WPos> wormLocations)
+		{
+			if (self.World.LocalPlayer != null)
+				Sound.PlayNotification(self.World.Map.Rules, self.World.LocalPlayer, "Speech", info.WormSignNotification, self.World.LocalPlayer.Country.Race);
+
+			if (radarPings.Value == null)
+				return;
+
+			foreach (var wormLocation in wormLocations)
+				radarPings.Value.Add(() => true, wormLocation, Color.Red, 50);
+		}
+	}
+
+	[Desc("An actor with this trait indicates a valid spawn point for sandworms.")]
+	class WormSpawnerInfo : TraitInfo<WormSpawner> { }
+	class WormSpawner { }
+}