Files
OpenRA/OpenRA.Mods.Common/Traits/Conditions/GrantConditionOnFaction.cs
2021-06-29 18:33:21 -05:00

71 lines
2.1 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2021 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.Collections.Generic;
using OpenRA.Traits;
namespace OpenRA.Mods.Common.Traits
{
[Desc("Grants a condition while the trait is active.")]
class GrantConditionOnFactionInfo : ConditionalTraitInfo
{
[FieldLoader.Require]
[GrantedConditionReference]
[Desc("Condition to grant.")]
public readonly string Condition = null;
[Desc("Only grant this condition for certain factions.")]
public readonly HashSet<string> Factions = new HashSet<string>();
[Desc("Should it recheck everything when it is captured?")]
public readonly bool ResetOnOwnerChange = false;
public override object Create(ActorInitializer init) { return new GrantConditionOnFaction(init, this); }
}
class GrantConditionOnFaction : ConditionalTrait<GrantConditionOnFactionInfo>, INotifyOwnerChanged
{
int conditionToken = Actor.InvalidConditionToken;
string faction;
public GrantConditionOnFaction(ActorInitializer init, GrantConditionOnFactionInfo info)
: base(info)
{
faction = init.GetValue<FactionInit, string>(init.Self.Owner.Faction.InternalName);
}
public void OnOwnerChanged(Actor self, Player oldOwner, Player newOwner)
{
if (Info.ResetOnOwnerChange && faction != newOwner.Faction.InternalName)
{
faction = newOwner.Faction.InternalName;
TraitDisabled(self);
TraitEnabled(self);
}
}
protected override void TraitEnabled(Actor self)
{
if (conditionToken == Actor.InvalidConditionToken && Info.Factions.Contains(faction))
conditionToken = self.GrantCondition(Info.Condition);
}
protected override void TraitDisabled(Actor self)
{
if (conditionToken == Actor.InvalidConditionToken)
return;
conditionToken = self.RevokeCondition(conditionToken);
}
}
}