140 lines
3.7 KiB
C#
140 lines
3.7 KiB
C#
#region Copyright & License Information
|
|
/*
|
|
* Copyright 2007-2018 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 OpenRA.Activities;
|
|
using OpenRA.Mods.Common.Traits;
|
|
using OpenRA.Traits;
|
|
|
|
namespace OpenRA.Mods.Common.Activities
|
|
{
|
|
public class CaptureActor : Enter
|
|
{
|
|
readonly Actor actor;
|
|
readonly CaptureManager targetManager;
|
|
readonly CaptureManager manager;
|
|
|
|
public CaptureActor(Actor self, Actor target)
|
|
: base(self, target, EnterBehaviour.Exit)
|
|
{
|
|
actor = target;
|
|
manager = self.Trait<CaptureManager>();
|
|
targetManager = target.Trait<CaptureManager>();
|
|
}
|
|
|
|
protected override bool CanReserve(Actor self)
|
|
{
|
|
return !actor.IsDead && !targetManager.BeingCaptured && targetManager.CanBeTargetedBy(actor, self, manager);
|
|
}
|
|
|
|
protected override bool TryStartEnter(Actor self)
|
|
{
|
|
// StartCapture returns false when a capture delay is enabled
|
|
// We wait until it returns true before allowing entering the target
|
|
Captures captures;
|
|
if (!manager.StartCapture(self, actor, targetManager, out captures))
|
|
return false;
|
|
|
|
if (!captures.Info.ConsumedByCapture)
|
|
{
|
|
// Immediately capture without entering or disposing the actor
|
|
DoCapture(self, captures);
|
|
AbortOrExit(self);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
protected override void OnInside(Actor self)
|
|
{
|
|
if (!CanReserve(self))
|
|
return;
|
|
|
|
// Prioritize capturing over sabotaging
|
|
var captures = manager.ValidCapturesWithLowestSabotageThreshold(self, actor, targetManager);
|
|
if (captures == null)
|
|
return;
|
|
|
|
DoCapture(self, captures);
|
|
}
|
|
|
|
void DoCapture(Actor self, Captures captures)
|
|
{
|
|
var oldOwner = actor.Owner;
|
|
self.World.AddFrameEndTask(w =>
|
|
{
|
|
// The target died or was already captured during this tick
|
|
if (actor.IsDead || oldOwner != actor.Owner)
|
|
return;
|
|
|
|
// Sabotage instead of capture
|
|
if (captures.Info.SabotageThreshold > 0 && !actor.Owner.NonCombatant)
|
|
{
|
|
var health = actor.Trait<IHealth>();
|
|
|
|
// Cast to long to avoid overflow when multiplying by the health
|
|
if (100 * (long)health.HP > captures.Info.SabotageThreshold * (long)health.MaxHP)
|
|
{
|
|
var damage = (int)((long)health.MaxHP * captures.Info.SabotageHPRemoval / 100);
|
|
actor.InflictDamage(self, new Damage(damage, captures.Info.SabotageDamageTypes));
|
|
|
|
if (captures.Info.ConsumedByCapture)
|
|
self.Dispose();
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Do the capture
|
|
actor.ChangeOwnerSync(self.Owner);
|
|
|
|
foreach (var t in actor.TraitsImplementing<INotifyCapture>())
|
|
t.OnCapture(actor, self, oldOwner, self.Owner, captures.Info.CaptureTypes);
|
|
|
|
if (self.Owner.Stances[oldOwner].HasStance(captures.Info.PlayerExperienceStances))
|
|
{
|
|
var exp = self.Owner.PlayerActor.TraitOrDefault<PlayerExperience>();
|
|
if (exp != null)
|
|
exp.GiveExperience(captures.Info.PlayerExperience);
|
|
}
|
|
|
|
if (captures.Info.ConsumedByCapture)
|
|
self.Dispose();
|
|
});
|
|
}
|
|
|
|
protected override void OnLastRun(Actor self)
|
|
{
|
|
CancelCapture(self);
|
|
base.OnLastRun(self);
|
|
}
|
|
|
|
protected override void OnActorDispose(Actor self)
|
|
{
|
|
CancelCapture(self);
|
|
base.OnActorDispose(self);
|
|
}
|
|
|
|
void CancelCapture(Actor self)
|
|
{
|
|
manager.CancelCapture(self, actor, targetManager);
|
|
}
|
|
|
|
public override Activity Tick(Actor self)
|
|
{
|
|
if (!targetManager.CanBeTargetedBy(actor, self, manager))
|
|
Cancel(self);
|
|
|
|
return base.Tick(self);
|
|
}
|
|
}
|
|
}
|