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neo-blessed
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add a terminal clock example.

This commit is contained in:
Christopher Jeffrey 2013-10-14 09:40:17 -05:00
parent c5d2c45f19
commit 495f90db3d
1 changed files with 952 additions and 0 deletions
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/**
* A clock using blessed
* Copyright (c) 2013, Christopher Jeffrey (MIT License).
* https://github.com/chjj/blessed
*/
var blessed = require('blessed')
var screen = blessed.screen({
autoPadding: true,
});
var positions = {};
var container = blessed.box({
parent: screen,
top: 'center',
left: 'center',
width: 'shrink',
height: 'shrink',
padding: 2,
border: {
type: 'line',
fg: 'black'
}
});
var date = blessed.box({
parent: screen,
top: 1,
left: 1,
width: 'shrink',
height: 'shrink',
border: {
type: 'line',
fg: 'black'
}
});
for (var i = 0; i < 10; i++) {
var symbols = positions[i] = {};
/**
* Zero
*/
symbols[0] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[0],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[0],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[0],
top: 0,
right: 0,
bottom: 0,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[0],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[0].hide();
/**
* One
*/
symbols[1] = blessed.box({
parent: container,
top: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[1],
top: 0,
left: 'center',
width: 2,
style: {
//bg: 'red',
inverse: true
}
});
symbols[1].hide();
/**
* Two
*/
symbols[2] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[2],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[2],
top: 0,
right: 0,
height: 4,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[2],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
inverse: true
}
});
blessed.box({
parent: symbols[2],
top: 4,
left: 0,
height: 4,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[2],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[2].hide();
/**
* Three
*/
symbols[3] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[3],
top: 0,
bottom: 0,
right: 0,
width: 1,
height: 8,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[3],
top: 0,
right: 0,
left: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[3],
top: 3,
right: 0,
left: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[3],
top: 7,
right: 0,
left: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[3].hide();
/**
* Four
*/
symbols[4] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[4],
top: 0,
bottom: 0,
right: 0,
width: 1,
height: 8,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[4],
top: 3,
right: 0,
left: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[4],
top: 0,
left: 0,
width: 1,
height: 4,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[4].hide();
/**
* Five
*/
symbols[5] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[5],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[5],
top: 0,
left: 0,
height: 4,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[5],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
inverse: true
}
});
blessed.box({
parent: symbols[5],
top: 4,
right: 0,
height: 4,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[5],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[5].hide();
/**
* Six
*/
symbols[6] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[6],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[6],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[6],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
inverse: true
}
});
blessed.box({
parent: symbols[6],
top: 4,
right: 0,
height: 4,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[6],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[6].hide();
/**
* Seven
*/
symbols[7] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[7],
top: 0,
bottom: 0,
right: 0,
width: 1,
height: 8,
style: {
//bg: 'magenta'
inverse: true
}
});
blessed.box({
parent: symbols[7],
top: 0,
right: 0,
left: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[7].hide();
/**
* Eight
*/
symbols[8] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[8],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[8],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[8],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
inverse: true
}
});
blessed.box({
parent: symbols[8],
top: 0,
right: 0,
bottom: 0,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[8],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[8].hide();
/**
* Nine
*/
symbols[9] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 10,
height: 8
});
blessed.box({
parent: symbols[9],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
inverse: true
}
});
blessed.box({
parent: symbols[9],
top: 0,
left: 0,
height: 4,
width: 1,
style: {
//bg: 'blue',
inverse: true
}
});
blessed.box({
parent: symbols[9],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
inverse: true
}
});
blessed.box({
parent: symbols[9],
top: 0,
right: 0,
bottom: 0,
width: 1,
style: {
//bg: 'yellow'
inverse: true
}
});
blessed.box({
parent: symbols[9],
top: 7,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'magenta'
inverse: true
}
});
symbols[9].hide();
/**
* Colon
*/
symbols[':'] = blessed.box({
parent: container,
top: 0,
left: 0,
width: 2,
height: 8
});
blessed.box({
parent: symbols[':'],
top: 2,
left: 0,
height: 1,
style: {
//bg: 'red',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols[':'],
top: 5,
left: 0,
height: 1,
style: {
//bg: 'red',
bg: 'black',
//inverse: true
}
});
symbols[':'].hide();
/**
* A
*/
symbols['a'] = blessed.box({
parent: container,
top: 1,
left: 0,
width: 10,
height: 7
});
blessed.box({
parent: symbols['a'],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['a'],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['a'],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['a'],
top: 0,
right: 0,
bottom: 0,
width: 1,
style: {
//bg: 'yellow'
bg: 'black',
//inverse: true
}
});
symbols['a'].hide();
/**
* P
*/
symbols['p'] = blessed.box({
parent: container,
top: 1,
left: 0,
width: 10,
height: 7
});
blessed.box({
parent: symbols['p'],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['p'],
top: 0,
right: 0,
height: 4,
width: 1,
style: {
//bg: 'blue',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['p'],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['p'],
top: 3,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'green'
bg: 'black',
//inverse: true
}
});
symbols['p'].hide();
/**
* M
*/
symbols['m'] = blessed.box({
parent: container,
top: 1,
left: 0,
width: 10,
height: 7
});
blessed.box({
parent: symbols['m'],
top: 0,
left: 0,
right: 0,
height: 1,
style: {
//bg: 'red',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['m'],
top: 0,
left: 0,
bottom: 0,
width: 1,
style: {
//bg: 'blue',
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['m'],
top: 0,
right: 0,
bottom: 0,
width: 1,
style: {
//bg: 'yellow'
bg: 'black',
//inverse: true
}
});
blessed.box({
parent: symbols['m'],
top: 0,
bottom: 0,
left: 'center',
width: 1,
style: {
//bg: 'magenta'
bg: 'black',
//inverse: true
}
});
symbols['m'].hide();
}
screen.render();
function updateTime() {
var d = new Date
, im = 'am'
, time
, h
, m
, s;
h = d.getHours();
if (h > 12) {
im = 'pm';
h -= 12;
}
if (h < 10) {
h = '0' + h;
}
m = d.getMinutes();
if (m < 10) {
m = '0' + m;
}
s = d.getSeconds();
if (s < 10) {
s = '0' + s;
}
if (process.argv[2] === '-s') {
time = h + ':' + m + ':' + s + im;
} else {
time = h + ':' + m + im;
}
time = time.split('');
Object.keys(positions).forEach(function(key) {
var symbols = positions[key];
Object.keys(symbols).forEach(function(key) {
symbols[key].hide();
});
});
var pos = 0;
time.forEach(function(ch, i) {
var symbols = positions[i];
var symbol = symbols[ch];
symbol.rleft = pos;
pos += symbol.width + 1;
symbol.show();
});
date.setContent((new Date()).toISOString());
screen.render();
}
setInterval(updateTime, 1000);
updateTime();
screen.key('q', function() {
process.exit(0);
});