63 lines
2.0 KiB
C#
63 lines
2.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2018 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.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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public class GrantConditionOnMovementInfo : ConditionalTraitInfo, Requires<IMoveInfo>
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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("Apply condition on straight vertical movement as well.")]
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public readonly bool ConsiderVerticalMovement = false;
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public override object Create(ActorInitializer init) { return new GrantConditionOnMovement(init.Self, this); }
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}
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public class GrantConditionOnMovement : ConditionalTrait<GrantConditionOnMovementInfo>, ITick
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{
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readonly IMove movement;
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ConditionManager conditionManager;
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int conditionToken = ConditionManager.InvalidConditionToken;
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public GrantConditionOnMovement(Actor self, GrantConditionOnMovementInfo info)
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: base(info)
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{
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movement = self.Trait<IMove>();
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}
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protected override void Created(Actor self)
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{
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conditionManager = self.TraitOrDefault<ConditionManager>();
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base.Created(self);
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}
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void ITick.Tick(Actor self)
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{
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if (conditionManager == null)
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return;
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var isMovingVertically = Info.ConsiderVerticalMovement ? movement.IsMovingVertically : false;
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var isMoving = !IsTraitDisabled && !self.IsDead && (movement.IsMoving || isMovingVertically);
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if (isMoving && conditionToken == ConditionManager.InvalidConditionToken)
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conditionToken = conditionManager.GrantCondition(self, Info.Condition);
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else if (!isMoving && conditionToken != ConditionManager.InvalidConditionToken)
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conditionToken = conditionManager.RevokeCondition(self, conditionToken);
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}
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}
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}
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