63 lines
1.7 KiB
C#
63 lines
1.7 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2010 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 LICENSE.
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*/
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#endregion
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using System;
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using System.Linq;
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using OpenRA.Traits;
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namespace OpenRA.Mods.RA.Activities
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{
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public class Land : IActivity
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{
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readonly float2 Pos;
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bool isCanceled;
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Actor Structure;
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public Land(float2 pos) { Pos = pos; }
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public Land(Actor structure) { Structure = structure; Pos = Structure.CenterLocation; }
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public IActivity NextActivity { get; set; }
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public IActivity Tick(Actor self)
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{
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if (Structure != null && Structure.IsDead())
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{
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Structure = null;
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isCanceled = true;
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}
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if (isCanceled) return NextActivity;
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var d = Pos - self.CenterLocation;
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if (d.LengthSquared < 50) /* close enough */
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return NextActivity;
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var unit = self.traits.Get<Unit>();
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var aircraft = self.traits.Get<Aircraft>();
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if (unit.Altitude > 0)
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--unit.Altitude;
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var desiredFacing = Util.GetFacing(d, unit.Facing);
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Util.TickFacing(ref unit.Facing, desiredFacing, self.Info.Traits.Get<UnitInfo>().ROT);
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var mobile = self.traits.WithInterface<IMove>().FirstOrDefault();
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var speed = .2f * mobile.MovementSpeedForCell(self, self.Location);
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var angle = unit.Facing / 128f * Math.PI;
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self.CenterLocation += speed * -float2.FromAngle((float)angle);
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aircraft.Location = Util.CellContaining(self.CenterLocation);
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return this;
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}
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public void Cancel(Actor self) { isCanceled = true; NextActivity = null; }
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}
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}
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