input metaobj % top of page 45 of beta manual beginfig(30); t:=T_(Tc)(TC,TC,Tc)("treemode(R)","arrows(draw)","hsep(2cm)"); Obj(t).c=origin; ObjLabel.Obj(t)(btex below etex) "labpathid(1)", "labdir(bot)"; ObjLabel.Obj(t)(btex above etex) "labpathid(2)", "labdir(top)"; ObjLabel.Obj(t)(btex above etex) "labpathid(3)", "labdir(top)"; draw_Obj(t); endfig; beginfig(31); t:=T_(Tc)(TC,TC,Tc)("treemode(R)","arrows(draw)","hsep(2cm)"); Obj(t).c=origin; ObjLabel.Obj(t)(btex below etex) "labpathid(1)", "labdir(bot)","labangle(0)","labpos(0.4)"; ObjLabel.Obj(t)(btex above etex) "labpathid(2)", "labdir(top)","labpos(0.6)"; ObjLabel.Obj(t)(btex above etex) "labpathid(3)", "labdir(top)","labangle(0)","labpos(0.3)"; draw_Obj(t); endfig; end