97 lines
2.5 KiB
C#
97 lines
2.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 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, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Collections.Generic;
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using System.Linq;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Handle demolitions from C4 explosives.")]
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public class DemolishableInfo : ConditionalTraitInfo, IDemolishableInfo
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{
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public bool IsValidTarget(ActorInfo actorInfo, Actor saboteur) { return true; }
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[GrantedConditionReference]
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[Desc("Condition to grant during demolition countdown.")]
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public readonly string Condition = null;
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public override object Create(ActorInitializer init) { return new Demolishable(this); }
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}
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public class Demolishable : ConditionalTrait<DemolishableInfo>, IDemolishable, ITick
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{
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class DemolishAction
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{
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public readonly Actor Saboteur;
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public readonly int Token;
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public int Delay;
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public DemolishAction(Actor saboteur, int delay, int token)
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{
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Saboteur = saboteur;
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Delay = delay;
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Token = token;
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}
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}
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List<DemolishAction> actions = new List<DemolishAction>();
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List<DemolishAction> removeActions = new List<DemolishAction>();
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public Demolishable(DemolishableInfo info)
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: base(info) { }
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bool IDemolishable.IsValidTarget(Actor self, Actor saboteur)
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{
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return !IsTraitDisabled;
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}
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void IDemolishable.Demolish(Actor self, Actor saboteur, int delay)
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{
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if (IsTraitDisabled)
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return;
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var token = self.GrantCondition(Info.Condition);
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actions.Add(new DemolishAction(saboteur, delay, token));
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}
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void ITick.Tick(Actor self)
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{
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if (IsTraitDisabled)
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return;
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foreach (var a in actions)
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{
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if (a.Delay-- <= 0)
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{
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var modifiers = self.TraitsImplementing<IDamageModifier>()
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.Concat(self.Owner.PlayerActor.TraitsImplementing<IDamageModifier>())
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.Select(t => t.GetDamageModifier(self, null));
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if (Util.ApplyPercentageModifiers(100, modifiers) > 0)
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self.Kill(a.Saboteur);
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else if (a.Token != Actor.InvalidConditionToken)
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{
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self.RevokeCondition(a.Token);
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removeActions.Add(a);
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}
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}
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}
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// Remove expired actions to avoid double-revoking
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foreach (var a in removeActions)
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actions.Remove(a);
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removeActions.Clear();
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}
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}
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}
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