void OnDrawGizmos() {
if (Application.isPlaying) return;
body = GetComponent<PolygonCollider2D>();
Vector3 size = body.bounds.size;
Vector3 pos = transform.position;
Handles.Label(pos + new Vector3(-size.x * 0.5f, size.y * 0.5f, 0), "Fence");
Handles.color = new Color(1, 1, 0, 0.05f);
Handles.DrawAAConvexPolygon(body.GetWorldPoints3());
}
