autocrop -10 10 setxrange -10 10 setyrange uselabo 20 setxunit 8 setfontsize /arrowscale {.8 dup} def 1 dict begin 1 setlinewidth 0 0 (TubeU) bbpict end Pictdic currentdict copy setCourier (ConnectIn) ConnectIn cltext (ConnectOut) ConnectOut cltext (uc) uc dctext (In) In dctext (Out) Out dctext bleu [In Out ConnectIn ConnectOut uc] {times} plot