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Diff for /gforth/vt100.fs between versions 1.1 and 1.9

version 1.1, 1994/04/20 17:23:24 version 1.9, 2003/08/25 14:17:47
Line 1 Line 1
 \ VT100.STR     VT100 excape sequences                  20may93jaw  \ VT100.STR     VT100 excape sequences                  20may93jaw
   
   \ Copyright (C) 1995,1999,2000,2003 Free Software Foundation, Inc.
   
   \ This file is part of Gforth.
   
   \ Gforth is free software; you can redistribute it and/or
   \ modify it under the terms of the GNU General Public License
   \ as published by the Free Software Foundation; either version 2
   \ of the License, or (at your option) any later version.
   
   \ This program is distributed in the hope that it will be useful,
   \ but WITHOUT ANY WARRANTY; without even the implied warranty of
   \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   \ GNU General Public License for more details.
   
   \ You should have received a copy of the GNU General Public License
   \ along with this program; if not, write to the Free Software
   \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
   
 decimal  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.1.1  
changed lines
  Added in v.1.9

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