public Acad3DSolid AddBox(object vvarOrigin, object vvarLength, object vvarWidth, object vvarHeight, string nvstrHandle = "") { return(mobjAcadBlock.AddBox(RuntimeHelpers.GetObjectValue(vvarOrigin), RuntimeHelpers.GetObjectValue(vvarLength), RuntimeHelpers.GetObjectValue(vvarWidth), RuntimeHelpers.GetObjectValue(vvarHeight), nvstrHandle)); }