88 lines
2.1 KiB
C#
88 lines
2.1 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 OpenRA.Mods.Common.Traits;
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using OpenRA.Primitives;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Common.Activities
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{
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sealed class RideTransport : Enter
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{
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readonly Passenger passenger;
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Actor enterActor;
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Cargo enterCargo;
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Aircraft enterAircraft;
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public RideTransport(Actor self, in Target target, Color? targetLineColor)
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: base(self, target, targetLineColor)
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{
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passenger = self.Trait<Passenger>();
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}
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protected override bool TryStartEnter(Actor self, Actor targetActor)
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{
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enterActor = targetActor;
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enterCargo = targetActor.TraitOrDefault<Cargo>();
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enterAircraft = targetActor.TraitOrDefault<Aircraft>();
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// Make sure we can still enter the transport
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// (but not before, because this may stop the actor in the middle of nowhere)
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if (enterCargo == null || !passenger.Reserve(self, enterCargo))
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{
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Cancel(self, true);
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return false;
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}
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if (enterAircraft != null && !enterAircraft.AtLandAltitude)
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return false;
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return true;
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}
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protected override void OnEnterComplete(Actor self, Actor targetActor)
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{
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self.World.AddFrameEndTask(w =>
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{
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if (self.IsDead)
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return;
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// Make sure the target hasn't changed while entering
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// OnEnterComplete is only called if targetActor is alive
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if (targetActor != enterActor)
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return;
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if (!enterCargo.CanLoad(self))
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return;
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foreach (var inl in targetActor.TraitsImplementing<INotifyLoadCargo>())
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inl.Loading(self);
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enterCargo.Load(enterActor, self);
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w.Remove(self);
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});
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}
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protected override void OnLastRun(Actor self)
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{
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passenger.Unreserve(self);
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}
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public override void Cancel(Actor self, bool keepQueue = false)
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{
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passenger.Unreserve(self);
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base.Cancel(self, keepQueue);
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}
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}
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}
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