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Added additional ansi codes

This commit is contained in:
Nathan Byrd 2023-09-06 17:17:33 +00:00
parent bfb6a30860
commit 0fff4d4a75
1 changed files with 22 additions and 55 deletions
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77
core/ansi_escape_parser.js
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@ -308,87 +308,58 @@ function ANSIEscapeParser(options) {
self.emit('complete');
};
/*
self.parse = function(buffer, savedRe) {
// :TODO: ensure this conforms to ANSI-BBS / CTerm / bansi.txt for movement/etc.
// :TODO: move this to "constants" section @ top
var re = /(?:\x1b\x5b)([\?=;0-9]*?)([ABCDHJKfhlmnpsu])/g;
var pos = 0;
var match;
var opCode;
var args;
// ignore anything past EOF marker, if any
buffer = buffer.split(String.fromCharCode(0x1a), 1)[0];
do {
pos = re.lastIndex;
match = re.exec(buffer);
if(null !== match) {
if(match.index > pos) {
parseMCI(buffer.slice(pos, match.index));
}
opCode = match[2];
args = getArgArray(match[1].split(';'));
escape(opCode, args);
self.emit('chunk', match[0]);
}
} while(0 !== re.lastIndex);
if(pos < buffer.length) {
parseMCI(buffer.slice(pos));
}
self.emit('complete');
};
*/
function escape(opCode, args) {
let arg;
switch (opCode) {
// cursor up
// scroll down / cursor up
case 'T':
case 'A':
//arg = args[0] || 1;
arg = isNaN(args[0]) ? 1 : args[0];
self.moveCursor(0, -arg);
break;
// cursor down
// scroll up / cursor down
case 'S':
case 'B':
//arg = args[0] || 1;
arg = isNaN(args[0]) ? 1 : args[0];
self.moveCursor(0, arg);
break;
// cursor forward/right
case 'C':
//arg = args[0] || 1;
arg = isNaN(args[0]) ? 1 : args[0];
self.moveCursor(arg, 0);
break;
// cursor back/left
case 'D':
//arg = args[0] || 1;
arg = isNaN(args[0]) ? 1 : args[0];
self.moveCursor(-arg, 0);
break;
case 'E':
arg = isNaN(args[0]) ? 1 : args[0];
// Act like one or more LF
self.moveCursor(1-this.column, arg);
break;
case 'F':
arg = isNaN(args[0]) ? 1 : args[0];
// Act like one or more LF, but backwards
self.moveCursor(1-this.column, -arg);
break;
case 'G':
arg = isNaN(args[0]) ? 1 : args[0];
// Move n spaces from left - 1
self.moveCursor(arg-1, 0);
break;
case 'f': // horiz & vertical
case 'H': // cursor position
//self.row = args[0] || 1;
//self.column = args[1] || 1;
self.row = isNaN(args[0]) ? 1 : args[0];
self.column = isNaN(args[1]) ? 1 : args[1];
//self.rowUpdated();
self.positionUpdated();
break;
@ -427,8 +398,6 @@ function ANSIEscapeParser(options) {
delete self.graphicRendition.bg;
self.graphicRendition.reset = true;
//self.graphicRendition.fg = 39;
//self.graphicRendition.bg = 49;
break;
case 1:
@ -471,8 +440,6 @@ function ANSIEscapeParser(options) {
self.emit('sgr update', self.graphicRendition);
break; // m
// :TODO: s, u, K
// erase display/screen
case 'J':
// :TODO: Handle other 'J' types!