From 95f3c29e64368d467300ef05d31c8c54c7590cb1 Mon Sep 17 00:00:00 2001
From: Paul Chote <paul@chote.net>
Date: Sun, 3 Jan 2010 13:23:49 +1300
Subject: [PATCH] Teleport using IOrderGenerator

---
 OpenRa.Game/OpenRa.Game.csproj               |  1 +
 OpenRa.Game/Orders/TeleportOrderGenerator.cs | 35 ++++++++++++++++++++
 OpenRa.Game/Traits/ChronoshiftDeploy.cs      | 17 ++++------
 3 files changed, 43 insertions(+), 10 deletions(-)
 create mode 100644 OpenRa.Game/Orders/TeleportOrderGenerator.cs

diff --git a/OpenRa.Game/OpenRa.Game.csproj b/OpenRa.Game/OpenRa.Game.csproj
index 2ef34ff3af..d5903beeee 100644
--- a/OpenRa.Game/OpenRa.Game.csproj
+++ b/OpenRa.Game/OpenRa.Game.csproj
@@ -103,6 +103,7 @@
     <Compile Include="Orders\OrderManager.cs" />
     <Compile Include="Orders\RepairOrderGenerator.cs" />
     <Compile Include="Orders\SellOrderGenerator.cs" />
+    <Compile Include="Orders\TeleportOrderGenerator.cs" />
     <Compile Include="Ore.cs" />
     <Compile Include="PathSearch.cs" />
     <Compile Include="ProductionItem.cs" />
diff --git a/OpenRa.Game/Orders/TeleportOrderGenerator.cs b/OpenRa.Game/Orders/TeleportOrderGenerator.cs
new file mode 100644
index 0000000000..0c14e694bb
--- /dev/null
+++ b/OpenRa.Game/Orders/TeleportOrderGenerator.cs
@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Drawing;
+
+namespace OpenRa.Game.Orders
+{
+	class TeleportOrderGenerator : IOrderGenerator
+	{
+		public readonly Actor self;
+
+		public TeleportOrderGenerator(Actor self)
+		{
+			this.self = self;
+		}
+
+		public IEnumerable<Order> Order(int2 xy, MouseInput mi)
+		{
+			if (mi.Button == MouseButton.Left)
+			{
+				Game.controller.CancelInputMode();
+				yield break;
+			}
+						
+			yield return new Order("Chronoshift", self, null, xy, null);
+		}
+
+		public void Tick() {}
+		public void Render()
+		{
+			Game.worldRenderer.DrawSelectionBox(self, Color.White, true);
+		}
+	}
+}
diff --git a/OpenRa.Game/Traits/ChronoshiftDeploy.cs b/OpenRa.Game/Traits/ChronoshiftDeploy.cs
index 911e93b9ed..2730b979e7 100644
--- a/OpenRa.Game/Traits/ChronoshiftDeploy.cs
+++ b/OpenRa.Game/Traits/ChronoshiftDeploy.cs
@@ -1,15 +1,15 @@
 using System.Collections.Generic;
 using System.Linq;
+using OpenRa.Game.Orders;
 
 namespace OpenRa.Game.Traits
 {
     class ChronoshiftDeploy : IOrder, ISpeedModifier, ITick, IPips
     {
         public ChronoshiftDeploy(Actor self) { }
-        bool chronoshiftActive = false; // Is the chronoshift engine active?
         int remainingChargeTime = 0; // How long until we can chronoshift again?
         int chargeTime = (int)(Rules.Aftermath.ChronoTankDuration * 60 * 25); // How long between shifts?
-
+		
         public void Tick(Actor self)
         {
             if (remainingChargeTime > 0)
@@ -20,9 +20,6 @@ namespace OpenRa.Game.Traits
         {
             if (mi.Button == MouseButton.Left) return null;
 
-            if (chronoshiftActive)
-				return new Order("Chronoshift", self, null, xy, null);
-
             else if (xy == self.Location && remainingChargeTime <= 0)
 				return new Order("Deploy", self, null, int2.Zero, null);
  
@@ -31,26 +28,26 @@ namespace OpenRa.Game.Traits
 
         public void ResolveOrder(Actor self, Order order)
         {
-			var movement = self.traits.WithInterface<IMovement>().FirstOrDefault();
             if (order.OrderString == "Deploy" && remainingChargeTime <= 0)
             {
-                chronoshiftActive = true;
+				Game.controller.orderGenerator = new TeleportOrderGenerator(self);
                 self.CancelActivity();
             }
-
+            
+			var movement = self.traits.WithInterface<IMovement>().FirstOrDefault();
 			if (order.OrderString == "Chronoshift" && movement.CanEnterCell(order.TargetLocation))
             {
+				Game.controller.CancelInputMode();
 				self.CancelActivity();
            		self.QueueActivity(new Activities.Teleport(order.TargetLocation));
                 Sound.Play("chrotnk1.aud");
-                chronoshiftActive = false;
                 remainingChargeTime = chargeTime;
             }
         }
         
         public float GetSpeedModifier()
         {
-            return chronoshiftActive ? 0f : 1f;
+            return (Game.controller.orderGenerator is TeleportOrderGenerator) ? 0f : 1f;
         }
 		
 		// Display 5 pips indicating the current charge status