37 lines
986 B
JavaScript
37 lines
986 B
JavaScript
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var http = require('http');
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var charmer = require('../');
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http.createServer(function (req, res) {
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res.setHeader('content-type', 'text/ansi');
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var charm = charmer();
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charm.pipe(res);
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charm.reset();
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var radius = 10;
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var theta = 0;
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var points = [];
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var iv = setInterval(function () {
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var x = 2 + (radius + Math.cos(theta) * radius) * 2;
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var y = 2 + radius + Math.sin(theta) * radius;
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points.unshift([ x, y ]);
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var colors = [ 'red', 'yellow', 'green', 'cyan', 'blue', 'magenta' ];
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points.forEach(function (p, i) {
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charm.position(p[0], p[1]);
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var c = colors[Math.floor(i / 12)];
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charm.background(c).write(' ')
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});
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points = points.slice(0, 12 * colors.length - 1);
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theta += Math.PI / 40;
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}, 50);
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req.connection.on('end', function () {
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clearInterval(iv);
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charm.end();
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});
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}).listen(8081);
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