EANBarcodeGenerator

EANBarcodeGenerator provides CIFilter CIEANBarcodeGenerator for generating EAN-13, UPC-A barcodes. This generator was created for iOS application PokeWall (https://itunes.apple.com/us/app/pokewall/id1449455385)

Example

To run the example project, clone the repo, and run pod install from the Example directory first.

Requirements

iOS 9.0+

Installation

EANBarcodeGenerator is available through CocoaPods. To install it, simply add the following line to your Podfile:

pod 'EANBarcodeGenerator'

Usage

Import Framework:

import EANBarcodeGenerator

Register CIFilter:

CIEANBarcodeGenerator.register()

you can place this code for example into method of ApplicationDelegate application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?)

Generate barcode:

let filter = CIFilter(name: "CIEANBarcodeGenerator")
filter?.setValue("5901234123457", forKey: "inputMessage")
let image = filter?.outputImage

outputImage represents CIImage with width: 95 pixels, height: 32 pixels. To get UIImage with certain size, you can use next code:

let scaleX = uiImageSize.width / ciImage.extent.width
let scaleY = uiImageSize.height / ciImage.extent.height
let uiImage = UIImage(ciImage: ciImage.transformed(by: CGAffineTransform(scaleX: scaleX, y: scaleY)))

Author

Sergey Bayborodov, [email protected]

License

EANBarcodeGenerator is available under the MIT license. See the LICENSE file for more info.