ngx-barcode-scanner

Angular 9+ Barcode scanner using Quagga. This project was generated with Ngx Lib Starter version 0.0.1.

Installation

$ npm install @eisbeg-labs/ngx-barcode-scanner --save

Usage

First import to your module:

   @NgModule({
     declarations: [
       AppComponent
     ],
     imports: [
       NgxBarcodeScannerModule
     ],
     providers: [],
     bootstrap: [AppComponent]
   })
   export class AppModule { }

And use in your component html

<ngx-barcode-scanner [(value)]="value" [codes]="['code_128', 'ean', 'upc', 'upc_e', 'ean_8']" [errorThreshold]="0.1" (exception)="onError($event)"></ngx-barcode-scanner>

Supported API

Properties

@Input() | Type | Required|Default|Description ---------|------|---------|-------|------- codes | string, string[]| required | ['code_128', 'ean', 'ean_8', 'code_39', 'code_39_vin', 'codabar', 'upc', 'upc_e', 'i2of5', '2of5', 'code_93'] | Type of barcode algorithm to detect. Supported are code_128,ean,ean_8,code_39,code_39_vin,codabar,upc,upc_e,i2of5,2of5,code_93. Be aware that more codes you define, more possible false positives, and it might take longer to detect a barcode. config | QuaggaJSConfigObject | optional | undefined | Optional quagga config object (Define camera device id, media constraints ...). errorThreshold | number | optional | 0.1 | Defines threshold of scan detect accuracy. Smaller the value, smaller chance of false positives. value | string | required | undefined | Scan result outputs to value.

Events

@Output() | Type | EventType | Required | Description
----------|------|-----------|----------|------------ valueChange | EventEmitter | string | required | Scan result updates exception | EventEmitter | any | optional | Error events

Demo

Try the Demo in StackBlitz

License

MIT © Eisberg Labs