moved Explodes to RA

OpenRA.Mods.RA/Explodes.cs

@@ -0,0 +1,59 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
+ * This file is part of OpenRA.
+ * 
+ *  OpenRA is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  OpenRA is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ * 
+ *  You should have received a copy of the GNU General Public License
+ *  along with OpenRA.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using OpenRA.Traits;
+
+namespace OpenRA.Mods.RA
+{
+	class ExplodesInfo : TraitInfo<Explodes>
+	{
+		public readonly string Weapon = "UnitExplode";
+		public readonly string EmptyWeapon = "UnitExplode";
+	}
+
+	class Explodes : INotifyDamage
+	{
+		public void Damaged(Actor self, AttackInfo e)
+		{
+			if (self.IsDead)
+			{
+				var weapon = ChooseWeaponForExplosion(self);
+				if (weapon != null)
+				{
+					var unit = self.traits.GetOrDefault<Unit>();
+					var altitude = unit != null ? unit.Altitude : 0;
+					Combat.DoExplosion(e.Attacker,
+						self.Info.Traits.Get<ExplodesInfo>().Weapon,
+						self.CenterLocation.ToInt2(), altitude);
+				}
+			}
+		}
+
+		string ChooseWeaponForExplosion(Actor self)
+		{
+			var info = self.Info.Traits.Get<ExplodesInfo>();
+			var attack = self.traits.GetOrDefault<AttackBase>();
+
+			if (attack == null) return info.Weapon;
+
+			return attack.IsReloading() ? info.EmptyWeapon : info.Weapon;
+		}
+	}
+}