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106 lines
2.0 KiB
106 lines
2.0 KiB
'use strict';
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var ESC = '\u001b[';
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var x = module.exports;
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x.cursorTo = function (x, y) {
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if (arguments.length === 0) {
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return ESC + 'H';
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}
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if (arguments.length === 1) {
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return ESC + (x + 1) + 'G';
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}
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return ESC + (y + 1) + ';' + (x + 1) + 'H';
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};
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x.cursorMove = function (x, y) {
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var ret = '';
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if (x < 0) {
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ret += ESC + (-x) + 'D';
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} else if (x > 0) {
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ret += ESC + x + 'C';
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}
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if (y < 0) {
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ret += ESC + (-y) + 'A';
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} else if (y > 0) {
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ret += ESC + y + 'B';
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}
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return ret;
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};
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x.cursorUp = function (count) {
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return ESC + (typeof count === 'number' ? count : 1) + 'A';
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};
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x.cursorDown = function (count) {
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return ESC + (typeof count === 'number' ? count : 1) + 'B';
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};
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x.cursorForward = function (count) {
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return ESC + (typeof count === 'number' ? count : 1) + 'C';
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};
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x.cursorBackward = function (count) {
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return ESC + (typeof count === 'number' ? count : 1) + 'D';
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};
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x.cursorLeft = ESC + '1000D';
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x.cursorSavePosition = ESC + 's';
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x.cursorRestorePosition = ESC + 'u';
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x.cursorGetPosition = ESC + '6n';
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x.cursorNextLine = ESC + 'E';
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x.cursorPrevLine = ESC + 'F';
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x.cursorHide = ESC + '?25l';
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x.cursorShow = ESC + '?25h';
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x.eraseLines = function (count) {
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var clear = '';
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for (var i = 0; i < count; i++) {
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clear += x.cursorLeft + x.eraseEndLine + (i < count - 1 ? x.cursorUp() : '');
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}
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return clear;
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};
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x.eraseEndLine = ESC + 'K';
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x.eraseStartLine = ESC + '1K';
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x.eraseLine = ESC + '2K';
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x.eraseDown = ESC + 'J';
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x.eraseUp = ESC + '1J';
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x.eraseScreen = ESC + '2J';
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x.scrollUp = ESC + 'S';
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x.scrollDown = ESC + 'T';
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x.clearScreen = '\u001bc';
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x.beep = '\u0007';
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x.image = function (buf, opts) {
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opts = opts || {};
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var ret = '\u001b]1337;File=inline=1';
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if (opts.width) {
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ret += ';width=' + opts.width;
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}
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if (opts.height) {
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ret += ';height=' + opts.height;
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}
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if (opts.preserveAspectRatio === false) {
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ret += ';preserveAspectRatio=0';
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}
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return ret + ':' + buf.toString('base64') + '\u0007';
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};
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x.iTerm = {};
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x.iTerm.setCwd = function (cwd) {
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return '\u001b]50;CurrentDir=' + (cwd || process.cwd()) + '\u0007';
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};
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