gforth/vt100.fs - diff

Return to vt100.fs CVS log

Up to [gforth] / gforth

version 1.2, 1995/11/07 18:07:04	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 Free Software Foundation, Inc.	\ Copyright (C) 1995,1999,2000,2003 Free Software Foundation, Inc.

\ This file is part of Gforth.	\ This file is part of Gforth.

Line 16	Line 16

\ You should have received a copy of the GNU General Public License	\ You should have received a copy of the GNU General Public License
\ along with this program; if not, write to the Free Software	\ along with this program; if not, write to the Free Software
\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	\ 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 ;