60 lines
1.5 KiB
C#
60 lines
1.5 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2019 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, 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.Activities;
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using OpenRA.Mods.Common.Traits;
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namespace OpenRA.Mods.Common.Activities
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{
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public class FlyCircle : Activity
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{
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readonly Aircraft aircraft;
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readonly int turnSpeedOverride;
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int remainingTicks;
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public FlyCircle(Actor self, int ticks = -1, int turnSpeedOverride = -1)
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{
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aircraft = self.Trait<Aircraft>();
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remainingTicks = ticks;
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this.turnSpeedOverride = turnSpeedOverride;
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}
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public override bool Tick(Actor self)
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{
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if (remainingTicks == 0 || (NextActivity != null && remainingTicks < 0))
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return true;
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// Refuse to take off if it would land immediately again.
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if (aircraft.ForceLanding)
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{
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Cancel(self);
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return true;
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}
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if (IsCanceling)
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return true;
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if (remainingTicks > 0)
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remainingTicks--;
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// We can't possibly turn this fast
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var desiredFacing = aircraft.Facing + 64;
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// This override is necessary, otherwise aircraft with Slide flag would circle sideways
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var move = aircraft.FlyStep(aircraft.Facing);
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Fly.FlyTick(self, aircraft, desiredFacing, aircraft.Info.CruiseAltitude, move, turnSpeedOverride);
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return false;
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}
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}
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}
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