private DrawLineController AddDrawLineController(PenController pen) { DrawLineController drawLineConroller = new GameObject("DrawLine").AddComponent <DrawLineController>(); drawLineConroller.transform.parent = this.transform; drawLineConroller.transform.localRotation = Quaternion.Euler(0, 0, 0); drawLineConroller.SetMaterial(pen.getPenMaterial()); drawLineConroller.SetLineWidth(pen.getLineWidth()); return(drawLineConroller); }