72 lines
2.3 KiB
C#
72 lines
2.3 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007,2009,2010 Chris Forbes, Robert Pepperell, Matthew Bowra-Dean, Paul Chote, Alli Witheford.
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* This file is part of OpenRA.
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*
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* OpenRA is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* OpenRA is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with OpenRA. If not, see <http://www.gnu.org/licenses/>.
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*/
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#endregion
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using System.Linq;
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using OpenRA.Traits;
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using OpenRA.Traits.Activities;
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namespace OpenRA.Mods.RA.Activities
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{
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public class HeliReturn : IActivity
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{
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public IActivity NextActivity { get; set; }
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bool isCanceled;
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static Actor ChooseHelipad(Actor self)
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{
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var rearmBuildings = self.Info.Traits.Get<HelicopterInfo>().RearmBuildings;
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return self.World.Queries.OwnedBy[self.Owner].FirstOrDefault(
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a => rearmBuildings.Contains(a.Info.Name) &&
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!Reservable.IsReserved(a));
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}
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public IActivity Tick(Actor self)
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{
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if (isCanceled) return NextActivity;
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var dest = ChooseHelipad(self);
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var initialFacing = self.Info.Traits.Get<UnitInfo>().InitialFacing;
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if (dest == null)
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return Util.SequenceActivities(
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new Turn(initialFacing),
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new HeliLand(true),
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NextActivity);
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var res = dest.traits.GetOrDefault<Reservable>();
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if (res != null)
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self.traits.Get<Helicopter>().reservation = res.Reserve(self);
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var pi = dest.Info.Traits.GetOrDefault<ProductionInfo>();
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var offset = pi != null ? pi.SpawnOffset : null;
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var offsetVec = offset != null ? new float2(offset[0], offset[1]) : float2.Zero;
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return Util.SequenceActivities(
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new HeliFly(dest.CenterLocation + offsetVec),
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new Turn(initialFacing),
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new HeliLand(false),
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new Rearm(),
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NextActivity);
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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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