51 lines
1.5 KiB
Markdown
51 lines
1.5 KiB
Markdown
# ZBar Barcode Scanner Plugin
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This plugin integrates with the [ZBar](http://zbar.sourceforge.net/) library,
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exposing a JavaScript interface for scanning barcodes (QR, 2D, etc).
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## Installation
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cordova plugins install org.cloudsky.cordovaplugins.zbar
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## License
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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).
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## API
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### Scan barcode
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cloudSky.zBar.scan(params, onSuccess, onFailure)
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Arguments:
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- **params**: Optional parameters:
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```javascript
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{
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text_title: "OPTIONAL Title Text - default = 'Scan QR Code'", // Android only
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text_instructions: "OPTIONAL Instruction Text - default = 'Please point your camera at the QR code.'", // Android only
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camera: "front" || "back" // defaults to "back"
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flash: "on" || "off" || "auto" // defaults to "auto". See Quirks
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}
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```
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- **onSuccess**: function (s) {...} _Callback for successful scan._
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- **onFailure**: function (s) {...} _Callback for cancelled scan or error._
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Return:
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- success('scanned bar code') _Successful scan with value of scanned code_
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- error('cancelled') _If user cancelled the scan (with back button etc)_
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- error('misc error message') _Misc failure_
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Status:
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- Android: DONE
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- iOS: DONE
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Quirks:
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- __Android__: Flash "on" may cause the flash to alternate between on and off
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at about a half second/one second interval, instead of making it stay on...
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