def store_mso_client_anchor(flag, col_start, x1, row_start, y1, col_end, x2, row_end, y2)   #:nodoc:
    type        = 0xF010
    version     = 0
    instance    = 0
    data        = ''
    length      = 18

    data = [flag, col_start, x1, row_start, y1, col_end, x2, row_end, y2].pack('v9')

    add_mso_generic(type, version, instance, data, length)
  end
def store_mso_client_anchor(flag, col_start, x1, row_start, y1, col_end, x2, row_end, y2)   #:nodoc:
    type        = 0xF010
    version     = 0
    instance    = 0
    data        = ''
    length      = 18

    data = [flag, col_start, x1, row_start, y1, col_end, x2, row_end, y2].pack('v9')

    add_mso_generic(type, version, instance, data, length)
  end
Write the Escher ClientAnchor record that is part of MSODRAWING.
    flag
    col_start     # Col containing upper left corner of object
    x1            # Distance to left side of object

    row_start     # Row containing top left corner of object
    y1            # Distance to top of object

    col_end       # Col containing lower right corner of object
    x2            # Distance to right side of object

    row_end       # Row containing bottom right corner of object
    y2            # Distance to bottom of object