Files
OpenRA/OpenRA.Mods.RA/Activities/HeliReturn.cs
2010-08-14 17:39:49 +12:00

61 lines
1.7 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2010 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
* see LICENSE.
*/
#endregion
using System.Linq;
using OpenRA.Traits;
using OpenRA.Traits.Activities;
namespace OpenRA.Mods.RA.Activities
{
public class HeliReturn : IActivity
{
public IActivity NextActivity { get; set; }
bool isCanceled;
static Actor ChooseHelipad(Actor self)
{
var rearmBuildings = self.Info.Traits.Get<HelicopterInfo>().RearmBuildings;
return self.World.Queries.OwnedBy[self.Owner].FirstOrDefault(
a => rearmBuildings.Contains(a.Info.Name) &&
!Reservable.IsReserved(a));
}
public IActivity Tick(Actor self)
{
if (isCanceled) return NextActivity;
var dest = ChooseHelipad(self);
var initialFacing = self.Info.Traits.Get<AircraftInfo>().InitialFacing;
if (dest == null)
return Util.SequenceActivities(
new Turn(initialFacing),
new HeliLand(true),
NextActivity);
var res = dest.TraitOrDefault<Reservable>();
if (res != null)
self.Trait<Helicopter>().reservation = res.Reserve(self);
var pi = dest.Trait<Production>();
var offset = pi != null ? pi.Spawns.First().First : float2.Zero;
return Util.SequenceActivities(
new HeliFly(dest.CenterLocation + offset),
new Turn(initialFacing),
new HeliLand(false),
new Rearm(),
NextActivity);
}
public void Cancel(Actor self) { isCanceled = true; NextActivity = null; }
}
}