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ZBar Barcode Scanner Plugin

This plugin integrates with the ZBar library, exposing a JavaScript interface for scanning barcodes (QR, 2D, etc).

Installation

cordova plugins add org.cloudsky.cordovaplugins.zbar

License

This plugin is released under the Apache 2.0 license, but the ZBar library on which it depends (and which is distribute with this plugin) is under the LGPL license (2.1).

API

Scan barcode

cloudSky.zBar.scan(params, onSuccess, onFailure)

Arguments:

• params: Optional parameters:

  {
      text_title: "OPTIONAL Title Text - default = 'Scan QR Code'", // Android only
      text_instructions: "OPTIONAL Instruction Text - default = 'Please point your camera at the QR code.'", // Android only
      camera: "front" || "back" // defaults to "back"
      flash: "on" || "off" || "auto" // defaults to "auto". See Quirks
      drawSight: true || false //defaults to true, create a red sight/line in the center of the scanner view.
  }
  

• onSuccess: function (s) {...} Callback for successful scan.

• onFailure: function (s) {...} Callback for cancelled scan or error.

Return:

• success('scanned bar code') Successful scan with value of scanned code
• error('cancelled') If user cancelled the scan (with back button etc)
• error('misc error message') Misc failure

Status:

• Android: DONE
• iOS: DONE

Quirks:

• Android: On Android API Level < 14, flash "on" may cause the flash to alternate between on and off at about a half second/one second interval, instead of making it stay on...

Thanks

Thank you to @PaoloMessina and @nickgerman for code contributions.