52 lines
1.5 KiB
C#
52 lines
1.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright (c) The OpenRA Developers and Contributors
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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 OpenRA.Traits;
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namespace OpenRA.Mods.Common.Traits
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{
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[Desc("Grants a condition while the trait is active.")]
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sealed class GrantConditionInfo : ConditionalTraitInfo
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{
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[FieldLoader.Require]
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[GrantedConditionReference]
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[Desc("Condition to grant.")]
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public readonly string Condition = null;
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[Desc("Is the condition irrevocable once it has been activated?")]
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public readonly bool GrantPermanently = false;
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public override object Create(ActorInitializer init) { return new GrantCondition(this); }
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}
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sealed class GrantCondition : ConditionalTrait<GrantConditionInfo>
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{
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int conditionToken = Actor.InvalidConditionToken;
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public GrantCondition(GrantConditionInfo info)
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: base(info) { }
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protected override void TraitEnabled(Actor self)
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{
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if (conditionToken == Actor.InvalidConditionToken)
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conditionToken = self.GrantCondition(Info.Condition);
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}
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protected override void TraitDisabled(Actor self)
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{
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if (Info.GrantPermanently || conditionToken == Actor.InvalidConditionToken)
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return;
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conditionToken = self.RevokeCondition(conditionToken);
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}
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}
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}
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