import gdsfactory as gf

gf.gpdk.PDK.activate()

c = gf.components.ruler(height_long=55, height_short=5, height_numbered=10, width=2, spacing=5, marks=(-100, None, -90, None, -80, None, -70, None, -60, None, -50, None, -40, None, -30, None, -20, None, -10, None, 0), layer='WG', bbox_offset=3, long_marks=(-50, 0), text_size=3.5).copy()
c.draw_ports()
c.plot()