public override void StartUsing()
{
base.StartUsing();
// check what I'm facing
List <Thing> facing = ParentThing.DetectCollisions(ParentThing.FacingDirection);
foreach (Thing t in facing)
{
if (t is RedGuard || t is Servant)
{
SerumTarget = t;
break; // only attack one thing at a time
}
}
if (SerumTarget == null)
{
Level.Current.Subtitles.Show(2, "I can't use the serum here.", 3f);
IsUsed = false;
UsesLeft++;
}
else
{
String t = "";
PathFindToTargetBehavior pathFindBehavior = new PathFindToTargetBehavior()
{
ChaseTarget = Level.Current.king,
ChaseRange = 1970f,
SatisfiedRange = 3f,
Duration = UseTimeMax
};
if (SerumTarget is RedGuard)
{
t += "Red Guard";
var rg = SerumTarget as RedGuard;
rg.ComplexBehavior.Active = false;
rg.AddNextUpdate(pathFindBehavior);
}
if (SerumTarget is Servant)
{
t += "Servant";
var sv = SerumTarget as Servant;
sv.ComplexBehavior.Active = false;
sv.AddNextUpdate(pathFindBehavior);
}
t += ", show me - WHERE is Arthur?!";
Level.Current.Subtitles.Show(7, t, 4f);
}
}
protected override void OnUpdate(ref UpdateParams p)
{
base.OnUpdate(ref p);
// check if there is push from others. This push can build up over time, only
// released upon a next move
float dist = pushFromOthers.Length();
if (dist > 0f)
{
// yes - check if push direction square occupied
Vector2 dif = pushFromOthers;
// choose dominant direction, if diagonals would be required
if (Math.Abs(dif.X) > Math.Abs(dif.Y))
{
dif.Y = 0f;
}
else
{
dif.X = 0f;
}
dist = dif.Length(); // keep track of push force in that direction.
dif.Normalize();
// if that square is taken, transfer my push to the Thing there with my own Force added
List <Thing> lt = ParentThing.DetectCollisions(dif);
foreach (Thing t in lt)
{
t.Pushing.BePushed(dif * dist);
}
// if the square being pushed to is free, allow the move to go there
if (lt.Count == 0)
{
TargetMove = dif;
IsTargetMoveDefined = true;
wTime = 0f; // FIXME hack to trigger instant-move
AllowNextMove();
}
}
// reset the push buildup
pushFromOthers = Vector2.Zero;
}
protected override void OnNextMove()
{
base.OnNextMove();
// check for enemy facing
List <Thing> facing = ParentThing.DetectCollisions(ParentThing.FacingDirection);
WasCombat = IsCombat;
IsCombat = false;
float randomVal = RandomMath.RandomUnit();
foreach (Thing t in facing)
{
if (t.GetType() == EnemyType && t.Health > 0 && !t.IsStealthy)
{
IsCombat = true;
IsTargetMoveDefined = true;
TargetMove = Vector2.Zero;
if (!WasCombat || randomVal < 0.08f)
{
var damage = RandomMath.RandomBetween(MinDamage, MaxDamage);
HurtBehavior.Apply(t, damage, MaxDamage);
t.Health -= damage;
}
break; // only attack one thing at a time
}
}
if (IsCombat)
{
if (!WasCombat || randomVal < 0.08f)
{
var dist = (ParentThing.Position - Level.Current.hero.Position).Length();
Level.Current.Sound.PlayRandomCombatSound(0.2f, 0.3f, dist);
}
}
}
