#W# Source and Scripts added. Added Scripts/Settings.cs to expose some basic tweak able settings.

Scripts/Spells/Ninjitsu/FocusAttack.cs

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+using System;
+using System.Collections;
+using Server.Network;
+using Server.Items;
+using Server.Mobiles;
+using Server.Targeting;
+
+namespace Server.Spells.Ninjitsu
+{
+	public class FocusAttack : NinjaMove
+	{
+		public FocusAttack()
+		{
+		}
+
+		public override int BaseMana{ get{ return Core.ML ? 10 : 20; } }
+		public override double RequiredSkill{ get{ return Core.ML? 30.0 : 60 ; } }
+
+		public override TextDefinition AbilityMessage{ get{ return new TextDefinition( 1063095 ); } } // You prepare to focus all of your abilities into your next strike.
+
+		public override bool Validate( Mobile from )
+		{
+			if ( from.FindItemOnLayer( Layer.TwoHanded ) as BaseShield != null )
+			{
+				from.SendLocalizedMessage( 1063096 ); // You cannot use this ability while holding a shield.
+				return false;
+			}
+
+			Item handOne = from.FindItemOnLayer( Layer.OneHanded ) as BaseWeapon;
+
+			if ( handOne != null && !(handOne is BaseRanged) )
+				return base.Validate( from );
+
+			Item handTwo = from.FindItemOnLayer( Layer.TwoHanded ) as BaseWeapon;
+
+			if ( handTwo != null && !(handTwo is BaseRanged) )
+				return base.Validate( from );
+
+			from.SendLocalizedMessage( 1063097 ); // You must be wielding a melee weapon without a shield to use this ability.
+			return false;
+		}
+
+		public override double GetDamageScalar( Mobile attacker, Mobile defender )
+		{
+			double ninjitsu = attacker.Skills[SkillName.Ninjitsu].Value;
+
+			return 1.0 + (ninjitsu * ninjitsu) / 43636;
+		}
+
+		public override double GetPropertyBonus( Mobile attacker )
+		{
+			double ninjitsu = attacker.Skills[SkillName.Ninjitsu].Value;
+
+			double bonus = (ninjitsu * ninjitsu) / 43636;
+
+			return 1.0 + (bonus * 3 + 0.01);
+		}
+
+		public override bool OnBeforeDamage( Mobile attacker, Mobile defender )
+		{
+			return Validate( attacker ) && CheckMana( attacker, true );
+		}
+
+		public override void OnHit( Mobile attacker, Mobile defender, int damage )
+		{
+			ClearCurrentMove( attacker );
+
+			attacker.SendLocalizedMessage( 1063098 ); // You focus all of your abilities and strike with deadly force!
+            attacker.PlaySound( 0x510 );
+
+			CheckGain( attacker );
+		}
+	}
+}