Moves some misc traits/activities to Mods.Common, moves some RA traits into the Traits folder

OpenRA.Mods.Common/Traits/C4Demolition.cs

@@ -0,0 +1,110 @@
+#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.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using OpenRA.Mods.Common.Activities;
+using OpenRA.Mods.Common.Orders;
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.Common.Traits
+{
+	class C4DemolitionInfo : ITraitInfo
+	{
+		[Desc("Delay to demolish the target once the C4 is planted." +
+			"Measured in game ticks. Default is 1.8 seconds.")]
+		public readonly int C4Delay = 45;
+		[Desc("Number of times to flash the target")]
+		public readonly int Flashes = 3;
+		[Desc("Delay before the flashing starts")]
+		public readonly int FlashesDelay = 4;
+		[Desc("Interval between each flash")]
+		public readonly int FlashInterval = 4;
+		[Desc("Duration of each flash")]
+		public readonly int FlashDuration = 3;
+		[Desc("Voice string when planting explosive charges.")]
+		public readonly string Voice = "Attack";
+
+		public object Create(ActorInitializer init) { return new C4Demolition(this); }
+	}
+
+	class C4Demolition : IIssueOrder, IResolveOrder, IOrderVoice
+	{
+		readonly C4DemolitionInfo info;
+
+		public C4Demolition(C4DemolitionInfo info)
+		{
+			this.info = info;
+		}
+
+		public IEnumerable<IOrderTargeter> Orders
+		{
+			get { yield return new C4DemolitionOrderTargeter(); }
+		}
+
+		public Order IssueOrder(Actor self, IOrderTargeter order, Target target, bool queued)
+		{
+			if (order.OrderID != "C4")
+				return null;
+
+			if (target.Type == TargetType.FrozenActor)
+				return new Order(order.OrderID, self, queued) { ExtraData = target.FrozenActor.ID };
+
+			return new Order(order.OrderID, self, queued) { TargetActor = target.Actor };
+		}
+
+		public void ResolveOrder(Actor self, Order order)
+		{
+			if (order.OrderString != "C4")
+				return;
+
+			var target = self.ResolveFrozenActorOrder(order, Color.Red);
+			if (target.Type != TargetType.Actor)
+				return;
+
+			var demolishable = target.Actor.TraitOrDefault<IDemolishable>();
+			if (demolishable == null || !demolishable.IsValidTarget(target.Actor, self))
+				return;
+
+			if (!order.Queued)
+				self.CancelActivity();
+
+			self.SetTargetLine(target, Color.Red);
+			self.QueueActivity(new Demolish(self,
+				target.Actor, info.C4Delay, info.Flashes, info.FlashesDelay, info.FlashInterval, info.FlashDuration));
+		}
+
+		public string VoicePhraseForOrder(Actor self, Order order)
+		{
+			return order.OrderString == "C4" ? info.Voice : null;
+		}
+
+		class C4DemolitionOrderTargeter : UnitOrderTargeter
+		{
+			public C4DemolitionOrderTargeter()
+				: base("C4", 6, "c4", true, false) { }
+
+			public override bool CanTargetActor(Actor self, Actor target, TargetModifiers modifiers, ref string cursor)
+			{
+				// Obey force moving onto bridges
+				if (modifiers.HasModifier(TargetModifiers.ForceMove))
+					return false;
+
+				return target.TraitsImplementing<IDemolishable>().Any(i => i.IsValidTarget(target, self));
+			}
+
+			public override bool CanTargetFrozenActor(Actor self, FrozenActor target, TargetModifiers modifiers, ref string cursor)
+			{
+				return target.Info.Traits.WithInterface<IDemolishableInfo>().Any(i => i.IsValidTarget(target.Info, self));
+			}
+		}
+	}
+}