--- gforth/vt100.fs 2007/12/31 18:40:24 1.10 +++ gforth/vt100.fs 2012/12/31 15:25:18 1.13 @@ -1,6 +1,6 @@ \ VT100.STR VT100 excape sequences 20may93jaw -\ Copyright (C) 1995,1999,2000,2003 Free Software Foundation, Inc. +\ Copyright (C) 1995,1999,2000,2003,2007,2012 Free Software Foundation, Inc. \ This file is part of Gforth. @@ -23,14 +23,19 @@ decimal : ;pn [char] ; emit pn ; : ESC[ 27 emit [char] [ emit ; -: at-xy ( u1 u2 -- ) \ facility at-x-y +Defer at-xy +Defer page + +: vt100-at-xy ( u1 u2 -- ) \ facility at-x-y \G Position the cursor so that subsequent text output will take \G place at column @var{u1}, row @var{u2} of the display. (column 0, \G row 0 is the top left-hand corner of the display). 1+ swap 1+ swap ESC[ pn ;pn [char] H emit ; -: page ( -- ) \ facility +: vt100-page ( -- ) \ facility \G Clear the display and set the cursor to the top left-hand \G corner. ESC[ ." 2J" 0 0 at-xy ; +' vt100-at-xy IS at-xy +' vt100-page IS page \ No newline at end of file