50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
// let Utils = require('./utils')
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exports.render = function (qrData, options, cb) {
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const size = qrData.modules.size
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const data = qrData.modules.data
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// let opts = Utils.getOptions(options)
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// use same scheme as https://github.com/gtanner/qrcode-terminal because it actually works! =)
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const black = '\x1b[40m \x1b[0m'
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const white = '\x1b[47m \x1b[0m'
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let output = ''
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const hMargin = Array(size + 3).join(white)
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const vMargin = Array(2).join(white)
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output += hMargin + '\n'
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for (let i = 0; i < size; ++i) {
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output += white
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for (let j = 0; j < size; j++) {
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// let topModule = data[i * size + j]
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// let bottomModule = data[(i + 1) * size + j]
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output += data[i * size + j] ? black : white// getBlockChar(topModule, bottomModule)
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}
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// output += white+'\n'
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output += vMargin + '\n'
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}
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output += hMargin + '\n'
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if (typeof cb === 'function') {
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cb(null, output)
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}
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return output
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}
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/*
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exports.renderToFile = function renderToFile (path, qrData, options, cb) {
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if (typeof cb === 'undefined') {
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cb = options
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options = undefined
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}
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let fs = require('fs')
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let utf8 = exports.render(qrData, options)
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fs.writeFile(path, utf8, cb)
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}
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*/
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