ESC/POS XML

JavaScript library that implements the thermal printer ESC / POS protocol and provides an XML interface for preparing templates for printing.

Features:
- [x] Text
- [x] Text line
- [x] Feed line
- [x] Bold text
- [x] Underline text
- [x] Font size
- [x] Small mode
- [x] White mode
- [x] Align
- [x] Barcode
- [x] QRcode
- [ ] Image
- [x] XML with Handlebars
- [x] Handlebars Moment Helper
- [x] Handlebars Numeral Helper

Installation

Using npm:

``
npm install --save escpos-xml
`

Usage

In JavaSript:

$3


`js

import { EscPos } from '@datahex/escpos-xml';

const xml =


hello world

;

const buffer = EscPos.getBufferXML(xml);
// send this buffer to a stream (eg.: bluetooth)

`

$3


`js

import { EscPos } from '@datahex/escpos-xml';

const xml =


{{foo}}

;

const data = {
foo: 'hello word'
};

const buffer = EscPos.getBufferFromTemplate(xml, data);
// send this buffer to a stream (eg.: bluetooth)

`

$3


`js

import { EscPos } from '@datahex/escpos-xml';

const buffer = EscPos.getBufferBuilder()
.printTextLine('hello world')
.build();
// send this buffer to a stream (eg.: bluetooth)

`

API

Comming soon...
For a while, this example may help you:

`js
import { EscPos } from '@datahex/escpos-xml';

const xml =





{{title}}



{{subtitle}}



Date: {{moment date format="DD/MM/YYYY HH:mm:ss"}}
{{numeral price format="$ 0,0.00"}}



{{underline}}




{{description}}



{{#if condictionA}}
True A
{{else if condictionB}}
True B
{{else}}
False
{{/if}}




{{barcode}}



{{qrcode}}


;

const data = {
title: 'Tile',
subtitle: 'Subtitle',
description: 'This is a description',
date: new Date(),
price: 1.99,
condictionA: false,
condictionB: true,
barcode: '12345678',
qrcode: 'hello qrcode',
underline: 'underline'
}

const buffer = EscPos.getBufferFromTemplate(xml, data);
// send this buffer to a stream (eg.: bluetooth)

``