//typeOverride = use to discard what reticle entity is set to,
// or if there's no entity
public Reticle Activate(Transform attachTo, Reticle.Type typeOverride = Reticle.Type.NumType)
{
Reticle ret = null;
EntityBase ent = attachTo.GetComponentInChildren <EntityBase>();
//verify reticle type
Reticle.Type reticleType = typeOverride;
if (ent != null && reticleType == Reticle.Type.NumType)
{
reticleType = ent.reticle;
}
if (reticleType != Reticle.Type.NumType)
{
ret = attachTo.GetComponentInChildren <Reticle>();
//add a reticle to target
if (ret == null)
{
Transform trans = transform;
Transform child = null;
//get or create a reticle
if (trans.childCount > 0)
{
child = trans.GetChild(0);
child.gameObject.SetActiveRecursively(true);
}
else
{
child = Transform.Instantiate(template) as Transform;
}
//add child to attachee, then switch its layer to target for grabbing
child.parent = attachTo;
Transform childTrans = child.transform;
Vector2 parentPos = child.parent.position;
childTrans.position = new Vector3(parentPos.x, parentPos.y, childZOfs);
childTrans.localRotation = Quaternion.identity;
childTrans.localScale = Vector3.one;
ret = childTrans.GetComponentInChildren <Reticle>();
mActiveReticles.Add(new ReticleHolder(ent, ret));
}
//set data
if (ent != null && !ent.FlagsCheck(Entity.Flag.Targetted))
{
ent.FlagsAdd(Entity.Flag.Targetted);
ent.OnTargetted(true);
}
ret.Activate(reticleType, ent);
}
return(ret);
}
