\ ANSI Terminal codes

\ Copyright (C) 2000 Alex Malyshev (alexript@mail.ru)

\ This 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., 675 Mass Ave, Cambridge, MA 02139, USA.

\ needed vt100.fs

uses StartUp

uses Ext.const
uses Ext.tools
uses Ext.comment
uses TTY.terminal

base @
decimal

CONSTS Terminal Colors
	ANSI:Black	30
	ANSI:Red	31
	ANSI:Green   32
	ANSI:Yellow  33
	ANSI:Blue	34
	ANSI:Brown   35
	ANSI:Cyan    36
	ANSI:White   37
	;
	
CONSTS Terminal Attributes
	ANSI:Normal	0
	ANSI:Bold    1
	ANSI:Underline	4
	ANSI:Italic	3
	ANSI:Blink	5
	ANSI:FastBlink	6
	ANSI:Invers	7
	ANSI:Shadow	8
;

base !

create [attr] 0 c, 0 c, 0 c,

: ANSI:saveattr	( fg bg attr --- )
	[attr] 2+ c!
	[attr] 1+ c!
	[attr] c!
	;
	
: ANSI:restattr ( -- fg bg attr )
	[attr] c@
	[attr] 1+ c@
	[attr] 2+ c@
	;

: ANSI:CurPos	( x y -- )	\ cursor position
	at-xy
	;

: ANSI:SaveCurPos ( -- )
	ESC[ [char] s emit
	;
	
: ANSI:RestoreCurPos	( -- )
	ESC[ [char] u emit
	;
	
: ANSI:CursorUp	( Pn -- )	\ cursor up
	ESC[ pn [char] A emit
	;

: ANSI:CursorDown	( Pn -- )	\ cursor down
	ESC[ pn [char] B emit
	;

: ANSI:CursorForward	( Pn -- )	\ cursor forward
	ESC[ pn [char] C emit
	;

: ANSI:CursorBack	( Pn -- )	\ cursor back
	ESC[ pn [char] D emit
	;

: ANSI:CRLF	( Pn -- )
	ESC[ pn [char] E emit
	;

: ANSI:ReverseCRLF	( Pn -- )
	ESC[ pn [char] F emit
	;

: ANSI:nEL	( Pn -- )	\ erase line
	ESC[ pn [char] K emit
	;
	
: ANSI:EraseLine	\ Erase Line
	0 ANSI:nEL
	;
	
: ANSI:DeleteTC	\ Deletes current cursor position to beginning of line
	1 ANSI:nEL
	;

: ANSI:DeleteLine	\ Deletes current line containing cursor
	2 ANSI:nEL
	;

: ANSI:nEC
	ESC[ pn [char] J emit
	;
	
: ANSI:EraseCE	\ Erase from cursor to end of screen
	0 ANSI:nEC
	;
	
: ANSI:EraseBC	\ Erase from beginning of screen to cursor
	1 ANSI:nEC
	;
	
: ANSI:EraseDisplay	\ Erase Display
	page
	;

: ANSI:InsSPACES	( n -- )
	ESC[ pn [char] @ emit
	;
	
: ANSI:DelCHARS	( n -- )
	ESC[ pn [char] P emit
	;
	
: ANSI:InsLINES	( n -- )
	ESC[ pn [char] L emit
	;
	
: ANSI:DelLINES	( n -- )
	ESC[ pn [char] M emit
	;

: ANSI:InsMode	( f -- )
	ESC[ [char] 4 emit
	IF
		[char] h emit
	ELSE
		[char] l emit
	THEN
	;

: BG	( color -- color+10 )
	base @ swap 10 + swap base ! 
	;
	
: ANSI:SetColor	( color -- )
	ESC[ pn [char] m emit
	;
	
: ANSI:SetFG		( color -- )
	dup
	[attr] c!
	ANSI:SetColor
	;

: ANSI:SetBG		( color -- )	
	BG 
	dup [attr] 1+ c!
	ANSI:SetColor
	;
	
: ANSI:SetFGBG	( FGcolor BGcolor -- )
	BG
	2dup [attr] 1+ c! [attr] c!
	ESC[ pn ;pn [char] m emit
	;
	
: ANSI:SetAttr	( attr -- )
	[attr] 2+ c@ 
	OR 
	DUP [attr] 2+ c! 
	ANSI:SetColor
	;

: ANSI:UnSetAttr	( attr -- )
	[attr] 2+ c@ 
	XOR DUP 
	[attr] 2+ c! 
	ANSI:SetColor
	;

CREATE ANSI:DEFATTR ANSI:White C, ANSI:Black BG C, ANSI:Normal C,

: ANSI:GetDefAttr
	ANSI:DEFATTR C@
	ANSI:DEFATTR 1+ C@
	ANSI:DEFATTR 2+ C@
	;
	
: ANSI:SetDefAttr
	ANSI:DEFATTR 2+ C!
	ANSI:DEFATTR 1+ C!
	ANSI:DEFATTR C!
	;

: ANSI:.DefAttr
	ANSI:GetDefAttr 3DUP ANSI:saveattr
	ESC[ pn ;pn ;pn [char] m emit
	;

: ANSI:.Attr
	3dup ANSI:saveattr
	ANSI:DEFATTR 2+ c@
	ESC[ pn ;pn ;pn ;pn [char] m emit
	;

: ANSI:.AttrString	( addr u fg bg attr -- )
	SWAP BG SWAP
	ANSI:restattr { fg bg attr }
	ANSI:.Attr
	TYPE
	fg bg attr ANSI:.Attr
	;

: ANSI:TTYClose
	ANSI:GetDefAttr ANSI:saveattr
	ANSI:.DefAttr
	ANSI:EraseDisplay
	TerminalInit
	;

: ANSI:Init

TerminalInit

['] ANSI:Black IS Black
['] ANSI:Red IS Red
['] ANSI:Green IS Green
['] ANSI:Yellow IS Yellow
['] ANSI:Blue IS Blue
['] ANSI:Brown IS Brown
['] ANSI:Cyan IS Cyan
['] ANSI:White IS White

['] ANSI:Normal IS Normal
['] ANSI:Bold IS Bold
['] ANSI:Underline IS Underline
['] ANSI:Italic IS Italic
['] ANSI:Blink IS Blink
['] ANSI:FastBlink IS FastBlink
['] ANSI:Invers IS Invers
['] ANSI:Shadow IS Shadow

['] ANSI:CurPos IS CurPos
['] ANSI:SaveCurPos IS SaveCurPos
['] ANSI:RestoreCurPos IS RestoreCurPos
['] ANSI:CursorUp IS CursorUp
['] ANSI:CursorDown IS CursorDown
['] ANSI:CursorForward IS CursorForward
['] ANSI:CursorBack IS CursorBack
['] ANSI:CRLF IS .CR
['] ANSI:ReverseCRLF IS ReverseCR
['] ANSI:EraseLine IS EraseLine
['] ANSI:DeleteTC IS DeleteTC
['] ANSI:DeleteLine IS DeleteLine
['] ANSI:EraseCE IS EraseCE
['] ANSI:EraseBC IS EraseBC
['] ANSI:EraseDisplay IS EraseDisplay
['] ANSI:InsSpaces IS InsSpaces
['] ANSI:DelChars IS DelChars
['] ANSI:InsLines IS InsLines
['] ANSI:DelLines IS DelLines
['] ANSI:InsMode IS InsMode
['] ANSI:SetBG IS SetBG
['] ANSI:SetFG IS SetFG
['] ANSI:SetFGBG IS SetFGBG
['] ANSI:SetAttr IS SetAttr
['] ANSI:UnSetAttr IS UnSetAttr
['] ANSI:GetDefAttr IS GetDefAttr
['] ANSI:SetDefAttr IS SetDefAttr
['] ANSI:.DefAttr IS .DefAttr
['] ANSI:.AttrString IS .AttrString
['] ANSI:TTYClose IS TTYClose

ANSI:GetDefAttr ANSI:saveattr
ANSI:.DefAttr
ANSI:EraseDisplay
;


/*
: test
	EraseDisplay
	20 10 CurPos
	Blue Green SetFGBG
	Bold Blink OR SetAttr
	." Hello, World!"
	.DefAttr CR
	;

ANSI:Init test
*/
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