From 804a21443d09b23799619e2b487e39d55265bfe5 Mon Sep 17 00:00:00 2001
From: Chris Forbes <chrisf@ijw.co.nz>
Date: Mon, 28 Dec 2009 19:33:10 +1300
Subject: [PATCH] crude approximation, but it works.

---
 OpenRa.Game/Effects/Demolition.cs         | 34 +++++++++++++++++++++++
 OpenRa.Game/OpenRa.Game.csproj            |  1 +
 OpenRa.Game/Traits/Activities/Demolish.cs |  8 ++----
 OpenRa.Game/Traits/C4Demolition.cs        |  2 ++
 units.ini                                 |  6 ++++
 5 files changed, 46 insertions(+), 5 deletions(-)
 create mode 100644 OpenRa.Game/Effects/Demolition.cs

diff --git a/OpenRa.Game/Effects/Demolition.cs b/OpenRa.Game/Effects/Demolition.cs
new file mode 100644
index 0000000000..aca6472949
--- /dev/null
+++ b/OpenRa.Game/Effects/Demolition.cs
@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using OpenRa.Game.Traits;
+
+namespace OpenRa.Game.Effects
+{
+	class Demolition : IEffect
+	{
+		Actor attacker;
+		Actor target;
+		int delay;
+
+		public Demolition(Actor attacker, Actor target, int delay)
+		{
+			this.attacker = attacker;
+			this.target = target;
+			this.delay = delay;
+		}
+
+		public void Tick()
+		{
+			if (--delay <= 0)
+				Game.world.AddFrameEndTask(w =>
+				{
+					w.Remove(this);
+					target.InflictDamage(attacker, target.Health, Rules.WarheadInfo["DemolishWarhead"]);
+				});
+		}
+
+		public IEnumerable<Renderable> Render() { yield break; }
+	}
+}
diff --git a/OpenRa.Game/OpenRa.Game.csproj b/OpenRa.Game/OpenRa.Game.csproj
index 04bd69d3ed..fcd353137c 100644
--- a/OpenRa.Game/OpenRa.Game.csproj
+++ b/OpenRa.Game/OpenRa.Game.csproj
@@ -81,6 +81,7 @@
     <Compile Include="Chrome.cs" />
     <Compile Include="Combat.cs" />
     <Compile Include="Effects\Corpse.cs" />
+    <Compile Include="Effects\Demolition.cs" />
     <Compile Include="Effects\MoveFlash.cs" />
     <Compile Include="Effects\Smoke.cs" />
     <Compile Include="Effects\TeslaZap.cs" />
diff --git a/OpenRa.Game/Traits/Activities/Demolish.cs b/OpenRa.Game/Traits/Activities/Demolish.cs
index ef6cdedeb8..6f8bb76be6 100644
--- a/OpenRa.Game/Traits/Activities/Demolish.cs
+++ b/OpenRa.Game/Traits/Activities/Demolish.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using OpenRa.Game.Effects;
 
 namespace OpenRa.Game.Traits.Activities
 {
@@ -18,11 +19,8 @@ namespace OpenRa.Game.Traits.Activities
 		public IActivity Tick(Actor self)
 		{
 			if (target == null || target.IsDead) return NextActivity;
-
-			// 1. run to adj tile
-			// 2. spawn timed demolition (for +3/4s)
-			// 3. run away --- where?
-			return this;
+			Game.world.AddFrameEndTask(w => w.Add(new Demolition(self, target, 25 * 2)));
+			return NextActivity;
 		}
 
 		public void Cancel(Actor self) { target = null; NextActivity = null; }
diff --git a/OpenRa.Game/Traits/C4Demolition.cs b/OpenRa.Game/Traits/C4Demolition.cs
index 23c469f6f1..552d57cdbe 100644
--- a/OpenRa.Game/Traits/C4Demolition.cs
+++ b/OpenRa.Game/Traits/C4Demolition.cs
@@ -24,7 +24,9 @@ namespace OpenRa.Game.Traits
 			if (order.OrderString == "C4")
 			{
 				self.CancelActivity();
+				self.QueueActivity(new Move(order.TargetActor, 2));
 				self.QueueActivity(new Demolish(order.TargetActor));
+				self.QueueActivity(new Move(self.Location, 0));
 			}
 		}
 	}
diff --git a/units.ini b/units.ini
index 222b0667ea..156c0f25da 100755
--- a/units.ini
+++ b/units.ini
@@ -678,6 +678,7 @@ UnitExplodeWarhead
 Crush
 APMine
 ATMine
+DemolishWarhead
 
 [HE]
 ImpactSound=kaboom25
@@ -703,6 +704,11 @@ Verses=100%,0%,0%,0%,0%
 ImpactSound=mine1
 InfDeath=2
 
+[DemolishWarhead]
+Verses=100%,100%,100%,100%,100%
+ImpactSound=kaboom25
+Explosion=7
+
 [General]
 OreChance=.02
 LowPowerSlowdown=3