80 lines
2.3 KiB
C#
80 lines
2.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2014 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. For more information,
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* see COPYING.
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*/
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using OpenRA.Primitives;
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using OpenRA.Traits;
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using OpenRA.Effects;
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namespace OpenRA.Mods.RA
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{
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[Desc("Destroys the actor after a specified number of ticks if all conditions are met.")]
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class RemoveOnConditionsInfo : ITraitInfo
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{
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[Desc("Prerequisites required before removal")]
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public readonly string[] Prerequisites = {};
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[Desc("Delay until it starts checking if you have the prerequisites", "0 = Removal attempted on AddedToWorld")]
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public readonly int Delay = 0;
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[Desc("Should the trait kill instead of destroy?")]
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public readonly bool KillInstead = false;
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public object Create(ActorInitializer init) { return new RemoveOnConditions(init.self, this); }
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}
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class RemoveOnConditions : INotifyAddedToWorld, ITechTreeElement
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{
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readonly RemoveOnConditionsInfo info;
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readonly Actor self;
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public RemoveOnConditions(Actor self, RemoveOnConditionsInfo info)
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{
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this.info = info;
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this.self = self;
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}
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public void AddedToWorld(Actor self)
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{
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Action act = () =>
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{
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if (!info.Prerequisites.Any() || self.Owner.PlayerActor.Trait<TechTree>().HasPrerequisites(info.Prerequisites))
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Remove();
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else
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self.Owner.PlayerActor.Trait<TechTree>().Add("remove_" + string.Join("_", info.Prerequisites.OrderBy(a => a)), info.Prerequisites, 0, this);
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};
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if (info.Delay <= 0 && (!info.Prerequisites.Any() || self.Owner.PlayerActor.Trait<TechTree>().HasPrerequisites(info.Prerequisites)))
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Remove();
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else
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self.World.AddFrameEndTask(w => w.Add(new DelayedAction(info.Delay, act)));
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}
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void Remove()
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{
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if (!self.IsDead())
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{
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if (info.KillInstead && self.HasTrait<Health>())
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self.Kill(self);
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else
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self.Destroy();
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}
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}
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public void PrerequisitesAvailable(string key) { Remove(); }
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public void PrerequisitesUnavailable(string key) { }
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public void PrerequisitesItemHidden(string key) { }
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public void PrerequisitesItemVisible(string key) { }
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}
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}
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