def store_mso_dg   #:nodoc:
    type        = 0xF008
    version     = 0
    length      = 8
    data        = [@object_ids.num_shapes, @object_ids.max_spid].pack("VV")

    add_mso_generic(type, version, @object_ids.drawings_saved, data, length)
  end
def store_mso_dg   #:nodoc:
    type        = 0xF008
    version     = 0
    length      = 8
    data        = [@object_ids.num_shapes, @object_ids.max_spid].pack("VV")

    add_mso_generic(type, version, @object_ids.drawings_saved, data, length)
  end
Write the Escher Dg record that is part of MSODRAWING.