Demonstration - Code 128

'use strict';



import { createServer } from 'http';

import {

        BCGColor,

        BCGDrawing,

        BCGFont,

        BCGLabel,

        createSurface,

        toBuffer

} from '@barcode-bakery/barcode-nodejs';

import { BCGcode128 } from '@barcode-bakery/barcode-nodejs/1d';



http.createServer(function (request, response) {

        const font = new BCGFont('Arial', 18);

        const colorBlack = new BCGColor(0, 0, 0);

        const colorWhite = new BCGColor(255, 255, 255);



        // Barcode Part

        const code = new BCGcode128();

        code.setScale(2); // Resolution

        code.setThickness(30); // Thickness

        code.setForegroundColor(colorBlack); // Color of bars

        code.setBackgroundColor(colorWhite); // Color of spaces

        code.setFont(font); // Font

        code.parse('a123');

    

        // Drawing Part

        const drawing = new BCGDrawing(createSurface);

        toBuffer(drawing, BCGDrawing.ImageFormat.Png, function (err, buffer) {

                response.writeHead(200, { "Content-Type": "image/png" });

                response.end(buffer);

        });

}).listen(8124);