new support power impl

OpenRa.Game/Traits/ChronoshiftPower.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using OpenRa.Orders;
+
+namespace OpenRa.Traits
+{
+	class ChronoshiftPowerInfo : SupportPowerInfo
+	{
+		public readonly float Duration = 0f;
+		public readonly bool KillCargo = true;
+		public override object Create(Actor self) { return new ChronoshiftPower(self,this); }
+	}
+
+	class ChronoshiftPower : SupportPower, IResolveOrder
+	{
+		public ChronoshiftPower(Actor self, ChronoshiftPowerInfo info) : base(self, info) { }
+		protected override void OnBeginCharging() { Sound.Play("chrochr1.aud"); }
+		protected override void OnFinishCharging() { Sound.Play("chrordy1.aud"); }
+
+		protected override void OnActivate()
+		{
+			Game.controller.orderGenerator = new ChronosphereSelectOrderGenerator();
+			Sound.Play("slcttgt1.aud");
+		}
+
+		public void ResolveOrder(Actor self, Order order)
+		{
+			if (order.OrderString == "ChronosphereSelect" && self.Owner == self.World.LocalPlayer)
+			{
+				Game.controller.orderGenerator = new ChronoshiftDestinationOrderGenerator(order.TargetActor);
+				Sound.Play("slcttgt1.aud");
+			}
+			
+			if (order.OrderString == "ChronosphereFinish")
+			{
+				Game.controller.CancelInputMode();
+				FinishActivate();
+
+				Sound.Play("chrono2.aud");
+
+				var chronosphere = self.World.Actors.Where(a => a.Owner == self.Owner 
+					&& a.traits.Contains<Chronosphere>()).FirstOrDefault();
+				if (chronosphere != null)
+					Game.orderManager.IssueOrder(new Order("PlayAnimation", chronosphere, "active"));
+
+				// Trigger screen desaturate effect
+				foreach (var a in self.World.Actors.Where(a => a.traits.Contains<ChronoshiftPaletteEffect>()))
+					a.traits.Get<ChronoshiftPaletteEffect>().DoChronoshift();
+			}
+		}
+	}
+
+	// tag trait to identify the building
+	class ChronosphereInfo : StatelessTraitInfo<Chronosphere> { }
+	public class Chronosphere { }
+}