86 lines
2.4 KiB
C#
86 lines
2.4 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 System.Collections.Generic;
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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 sealed class GrantConditionOnClientDockInfo : TraitInfo
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{
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[FieldLoader.Require]
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[GrantedConditionReference]
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[Desc("The condition to grant to self")]
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public readonly string Condition = null;
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[Desc("How long condition is applied even after undock. Use -1 for infinite.")]
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public readonly int AfterDockDuration = 0;
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[Desc("Host actor type(s) leading to the condition being granted. Leave empty for allowing all hosts by default.")]
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public readonly HashSet<string> DockHostNames = null;
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public override object Create(ActorInitializer init) { return new GrantConditionOnClientDock(this); }
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}
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public sealed class GrantConditionOnClientDock : INotifyDockClient, ITick, ISync
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{
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readonly GrantConditionOnClientDockInfo info;
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int token;
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int delayedtoken;
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[Sync]
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public int Duration { get; private set; }
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public GrantConditionOnClientDock(GrantConditionOnClientDockInfo info)
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{
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this.info = info;
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token = Actor.InvalidConditionToken;
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delayedtoken = Actor.InvalidConditionToken;
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}
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void INotifyDockClient.Docked(Actor self, Actor host)
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{
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if (info.Condition != null &&
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(info.DockHostNames == null || info.DockHostNames.Contains(host.Info.Name)) &&
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token == Actor.InvalidConditionToken)
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{
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if (delayedtoken == Actor.InvalidConditionToken)
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token = self.GrantCondition(info.Condition);
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else
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{
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token = delayedtoken;
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delayedtoken = Actor.InvalidConditionToken;
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}
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}
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}
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void INotifyDockClient.Undocked(Actor self, Actor host)
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{
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if (token == Actor.InvalidConditionToken || info.AfterDockDuration < 0)
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return;
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if (info.AfterDockDuration == 0)
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token = self.RevokeCondition(token);
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else
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{
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delayedtoken = token;
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token = Actor.InvalidConditionToken;
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Duration = info.AfterDockDuration;
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}
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}
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void ITick.Tick(Actor self)
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{
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if (delayedtoken != Actor.InvalidConditionToken && --Duration <= 0)
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delayedtoken = self.RevokeCondition(delayedtoken);
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}
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}
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}
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