notifications (formerly EVAalerts) centralized and race specific

outsourced into notifications.yaml
triggered with PlayNotification(...)

(v2: less redundant code for PlayVoice/Notifications)

added harvester under attack and battlecontrol terminated

OpenRA.Game/GameRules/SoundInfo.cs

@@ -0,0 +1,78 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2011 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.Linq;
+using OpenRA.FileFormats;
+
+namespace OpenRA.GameRules
+{
+	public class SoundInfo
+	{
+		[FieldLoader.Ignore] public readonly Dictionary<string,string[]> Variants;
+		[FieldLoader.Ignore] public readonly Dictionary<string,string[]> Prefixes;
+		[FieldLoader.Ignore] public readonly Dictionary<string,string[]> Voices;
+		[FieldLoader.Ignore] public readonly Dictionary<string,string[]> Notifications;
+		public readonly string DefaultVariant = ".aud" ;
+		public readonly string DefaultPrefix = "" ;
+		public readonly string[] DisableVariants = { };
+		public readonly string[] DisablePrefixes = { };
+
+		static Dictionary<string, string[]> Load( MiniYaml y, string name )
+		{
+			return y.NodesDict.ContainsKey( name )
+				? y.NodesDict[ name ].NodesDict.ToDictionary(
+					a => a.Key,
+					a => FieldLoader.GetValue<string[]>( "(value)", a.Value.Value ) )
+				: new Dictionary<string, string[]>();
+		}
+
+		public readonly OpenRA.FileFormats.Lazy<Dictionary<string, SoundPool>> VoicePools;
+		public readonly OpenRA.FileFormats.Lazy<Dictionary<string, SoundPool>> NotificationsPools;
+
+		public SoundInfo( MiniYaml y )
+		{
+			FieldLoader.Load( this, y );
+			Variants = Load(y, "Variants");
+			Prefixes = Load(y, "Prefixes");
+			Voices = Load(y, "Voices");
+			Notifications = Load(y, "Notifications");
+
+			VoicePools = Lazy.New(() => Voices.ToDictionary( a => a.Key, a => new SoundPool(a.Value) ));
+			NotificationsPools = Lazy.New(() => Notifications.ToDictionary( a => a.Key, a => new SoundPool(a.Value) ));
+		}
+	}
+
+	public class SoundPool
+	{
+		readonly string[] clips;
+		readonly List<string> liveclips = new List<string>();
+
+		public SoundPool(params string[] clips)
+		{
+			this.clips = clips;
+		}
+
+		public string GetNext()
+		{
+			if (liveclips.Count == 0)
+				liveclips.AddRange(clips);
+
+			if (liveclips.Count == 0)
+				return null;		/* avoid crashing if there's no clips at all */
+
+			var i = Game.CosmeticRandom.Next(liveclips.Count);
+			var s = liveclips[i];
+			liveclips.RemoveAt(i);
+			return s;
+		}
+	}
+}