Files
OpenRA/OpenRA.Mods.Common/Traits/Upgrades/GrantConditionOnMovement.cs
2016-12-23 14:57:56 +00:00

63 lines
2.0 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2016 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System.Linq;
using OpenRA.Traits;
namespace OpenRA.Mods.Common.Traits
{
public class GrantConditionOnMovementInfo : UpgradableTraitInfo, Requires<IMoveInfo>
{
[FieldLoader.Require]
[GrantedConditionReference]
[Desc("Condition to grant.")]
public readonly string Condition = null;
[Desc("Apply upgrades on straight vertical movement as well.")]
public readonly bool ConsiderVerticalMovement = false;
public override object Create(ActorInitializer init) { return new GrantConditionOnMovement(init.Self, this); }
}
public class GrantConditionOnMovement : UpgradableTrait<GrantConditionOnMovementInfo>, ITick
{
readonly IMove movement;
ConditionManager manager;
int conditionToken = ConditionManager.InvalidConditionToken;
public GrantConditionOnMovement(Actor self, GrantConditionOnMovementInfo info)
: base(info)
{
movement = self.Trait<IMove>();
}
protected override void Created(Actor self)
{
manager = self.TraitOrDefault<ConditionManager>();
base.Created(self);
}
void ITick.Tick(Actor self)
{
if (manager == null)
return;
var isMovingVertically = Info.ConsiderVerticalMovement ? movement.IsMovingVertically : false;
var isMoving = !IsTraitDisabled && !self.IsDead && (movement.IsMoving || isMovingVertically);
if (isMoving && conditionToken == ConditionManager.InvalidConditionToken)
conditionToken = manager.GrantCondition(self, Info.Condition);
else if (!isMoving && conditionToken != ConditionManager.InvalidConditionToken)
conditionToken = manager.RevokeCondition(self, conditionToken);
}
}
}