Files
OpenRA/OpenRa.Game/Traits/Activities/Attack.cs
2009-12-05 14:23:59 +13:00

50 lines
1.2 KiB
C#

using System.Linq;
namespace OpenRa.Game.Traits.Activities
{
/* non-turreted attack */
class Attack : IActivity
{
Actor Target;
int Range;
public Attack(Actor target, int range)
{
Target = target;
Range = range;
}
public IActivity NextActivity { get; set; }
public IActivity Tick( Actor self )
{
var unit = self.traits.Get<Unit>();
if (Target == null || Target.IsDead)
return NextActivity;
if ((Target.Location - self.Location).LengthSquared >= Range * Range)
return new Move( Target, Range ) { NextActivity = this };
var desiredFacing = Util.GetFacing((Target.Location - self.Location).ToFloat2(), 0);
var renderUnit = self.traits.WithInterface<RenderUnit>().First();
if (Util.QuantizeFacing(unit.Facing, renderUnit.anim.CurrentSequence.Length)
!= Util.QuantizeFacing(desiredFacing, renderUnit.anim.CurrentSequence.Length))
{
return new Turn( desiredFacing ) { NextActivity = this };
}
var attack = self.traits.WithInterface<AttackBase>().First();
attack.target = Target;
attack.DoAttack(self);
return null;
}
public void Cancel(Actor self)
{
Target = null;
}
}
}