Diff for /gforth/vt100.fs between versions 1.2 and 1.6

version 1.2, 1995/11/07 18:07:04 version 1.6, 2000/09/23 15:06:03
Line 1 Line 1
 \ VT100.STR     VT100 excape sequences                  20may93jaw  \ VT100.STR     VT100 excape sequences                  20may93jaw
   
 \ Copyright (C) 1995 Free Software Foundation, Inc.  \ Copyright (C) 1995,1999 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 23  decimal Line 23  decimal
 : pn    base @ swap decimal 0 u.r base ! ;  : pn    base @ swap decimal 0 u.r base ! ;
 : ;pn   [char] ; emit pn ;  : ;pn   [char] ; emit pn ;
 : ESC[  27 emit [char] [ emit ;  : ESC[  27 emit [char] [ emit ;
 : at-xy 1+ swap 1+ swap ESC[ pn ;pn [char] H emit ;  
 : page  ESC[ ." 2J" 0 0 at-xy ;  : 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
     \G Clear the display and set the cursor to the top left-hand
     \G corner.
     ESC[ ." 2J" 0 0 at-xy ;
   

Removed from v.1.2  
changed lines
  Added in v.1.6


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