Second implementation of Sandworms

Fix tabs in AttackSwallow.cs

OpenRA.Mods.D2k/AttackSwallow.cs

@@ -0,0 +1,54 @@
+#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 OpenRA.Mods.RA;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.D2k
+{
+	// TODO: This is a copy of AttackLeap. Maybe combine them in AttackMelee trait when the code is finalized?
+	[Desc("Sandworms use this attack model.")]
+	class AttackSwallowInfo : AttackFrontalInfo, Requires<SandwormInfo>
+	{
+		public override object Create(ActorInitializer init) { return new AttackSwallow(init.self, this); }
+	}
+	class AttackSwallow : AttackFrontal
+	{
+		readonly Sandworm sandworm;
+
+		public AttackSwallow(Actor self, AttackSwallowInfo attackSwallowInfo)
+			: base(self, attackSwallowInfo)
+		{
+			sandworm = self.Trait<Sandworm>();
+		}
+
+		public override void DoAttack(Actor self, Target target)
+		{
+			// TODO: Worm should ignore Fremen as targets unless they are firing/being fired upon (even moving fremen do not attract worms)
+
+			if (target.Type != TargetType.Actor || !CanAttack(self, target) || !sandworm.CanAttackAtLocation(self, target.Actor.Location))
+				// this is so that the worm does not launch an attack against a target that has reached solid rock
+			{
+				self.CancelActivity();
+				return;
+			}
+
+			var a = ChooseArmamentForTarget(target);
+			if (a == null)
+				return;
+
+			if (!target.IsInRange(self.CenterPosition, a.Weapon.Range))
+				return;
+
+			self.CancelActivity();
+			self.QueueActivity(new SwallowActor(self, target.Actor, a.Weapon));
+		}
+	}
+}