moveto 20 0
lineto 20 60
moveto 10 0
lineto 30 0
moveto 10 10
lineto 30 10
solidbrush 0 0 0
polygon 10 0, 30 0, 20 10, 10 0
*gate
solidpen 255 0 0 0
moveto -20 20
lineto 7 20
lineto 17 10