Added a lua function for airstrikes

OpenRA.Mods.RA/Scripting/Properties/AirstrikeProperties.cs

@@ -0,0 +1,36 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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.Linq;
+using Eluant;
+using OpenRA.Mods.RA.Traits;
+using OpenRA.Scripting;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA.Scripting
+{
+	[ScriptGlobal("Air Support Powers")]
+	public class AirstrikeProperties : ScriptActorProperties, Requires<AirstrikePowerInfo>
+	{
+		readonly AirstrikePower ap;
+
+		public AirstrikeProperties(ScriptContext context, Actor self)
+			: base(context, self)
+		{
+			ap = self.TraitsImplementing<AirstrikePower>().First();
+		}
+
+		[Desc("Activate the actor's Airstrike Power.")]
+		public void SendAirstrike(WPos target, bool randomize = true, int facing = 0)
+		{
+			ap.SendAirstrike(Self, target, randomize, facing);
+		}
+	}
+}