74 lines
2.1 KiB
C#
74 lines
2.1 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see LICENSE.
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*/
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#endregion
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using OpenRA.Traits;
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using OpenRA.Traits.Activities;
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namespace OpenRA.Mods.RA
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{
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class AutoTargetInfo : TraitInfo<AutoTarget>
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{
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public readonly bool AllowMovement = true;
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}
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class AutoTarget : INotifyIdle, INotifyDamage
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{
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public void Damaged(Actor self, AttackInfo e)
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{
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if (!self.IsIdle) return;
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if (e.Attacker.Destroyed) return;
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// not a lot we can do about things we can't hurt... although maybe we should automatically run away?
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var attack = self.Trait<AttackBase>();
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if (!attack.HasAnyValidWeapons(Target.FromActor(e.Attacker))) return;
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// don't retaliate against own units force-firing on us. it's usually not what the player wanted.
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if (self.Owner.Stances[e.Attacker.Owner] == Stance.Ally) return;
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if (e.Damage < 0) return; // don't retaliate against healers
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self.Trait<AttackBase>().AttackTarget(Target.FromActor(e.Attacker), false, self.Info.Traits.Get<AutoTargetInfo>().AllowMovement);
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}
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public void TickIdle( Actor self )
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{
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self.QueueActivity( new IdleAttackActivity() );
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}
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class IdleAttackActivity : Idle
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{
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Actor currentTarget;
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IActivity inner;
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public override IActivity Tick( Actor self )
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{
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if( NextActivity != null && inner != null )
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inner.Cancel( self );
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if( inner == null )
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{
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if( NextActivity != null )
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return NextActivity;
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var attack = self.Trait<AttackBase>();
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var range = attack.GetMaximumRange();
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currentTarget = attack.ScanForTarget(self, null);
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if( currentTarget != null )
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inner = attack.GetAttackActivity( self, Target.FromActor(currentTarget), self.Info.Traits.Get<AutoTargetInfo>().AllowMovement );
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}
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if( inner != null )
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inner = Util.RunActivity( self, inner );
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return this;
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}
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}
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}
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}
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