Files
OpenRA/OpenRA.Mods.Cnc/Traits/Buildings/ProductionAirdrop.cs
2019-05-24 10:47:57 +02:00

97 lines
3.3 KiB
C#

#region Copyright & License Information
/*
* Copyright 2007-2019 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, either version 3 of
* the License, or (at your option) any later version. For more
* information, see COPYING.
*/
#endregion
using System.Linq;
using OpenRA.Activities;
using OpenRA.Mods.Common;
using OpenRA.Mods.Common.Activities;
using OpenRA.Mods.Common.Traits;
using OpenRA.Primitives;
using OpenRA.Traits;
namespace OpenRA.Mods.Cnc.Traits
{
[Desc("Deliver the unit in production via skylift.")]
public class ProductionAirdropInfo : ProductionInfo
{
[NotificationReference("Speech")]
public readonly string ReadyAudio = "Reinforce";
[ActorReference(typeof(AircraftInfo))]
[Desc("Cargo aircraft used for delivery. Must have the `Aircraft` trait.")]
public readonly string ActorType = "c17";
public override object Create(ActorInitializer init) { return new ProductionAirdrop(init, this); }
}
class ProductionAirdrop : Production
{
public ProductionAirdrop(ActorInitializer init, ProductionAirdropInfo info)
: base(init, info) { }
public override bool Produce(Actor self, ActorInfo producee, string productionType, TypeDictionary inits)
{
if (IsTraitDisabled || IsTraitPaused)
return false;
var info = (ProductionAirdropInfo)Info;
var owner = self.Owner;
var aircraftInfo = self.World.Map.Rules.Actors[info.ActorType].TraitInfo<AircraftInfo>();
// WDist required to take off or land
var landDistance = aircraftInfo.CruiseAltitude.Length * 1024 / aircraftInfo.MaximumPitch.Tan();
// Start a fixed distance away: the width of the map.
// This makes the production timing independent of spawnpoint
var startPos = self.Location + new CVec(owner.World.Map.Bounds.Width, 0);
var endPos = new CPos(owner.World.Map.Bounds.Left - 2 * landDistance / 1024, self.Location.Y);
// Assume a single exit point for simplicity
var exit = self.Info.TraitInfos<ExitInfo>().First();
foreach (var tower in self.TraitsImplementing<INotifyDelivery>())
tower.IncomingDelivery(self);
owner.World.AddFrameEndTask(w =>
{
if (!self.IsInWorld || self.IsDead)
return;
var actor = w.CreateActor(info.ActorType, new TypeDictionary
{
new CenterPositionInit(w.Map.CenterOfCell(startPos) + new WVec(WDist.Zero, WDist.Zero, aircraftInfo.CruiseAltitude)),
new OwnerInit(owner),
new FacingInit(64)
});
actor.QueueActivity(new Fly(actor, Target.FromPos(self.CenterPosition + new WVec(landDistance, 0, 0))));
actor.QueueActivity(new Land(actor, Target.FromActor(self)));
actor.QueueActivity(new CallFunc(() =>
{
if (!self.IsInWorld || self.IsDead)
return;
foreach (var cargo in self.TraitsImplementing<INotifyDelivery>())
cargo.Delivered(self);
self.World.AddFrameEndTask(ww => DoProduction(self, producee, exit, productionType, inits));
Game.Sound.PlayNotification(self.World.Map.Rules, self.Owner, "Speech", info.ReadyAudio, self.Owner.Faction.InternalName);
}));
actor.QueueActivity(new Fly(actor, Target.FromCell(w, endPos)));
actor.QueueActivity(new RemoveSelf());
});
return true;
}
}
}