TTVQrCodeTool
+ readQRCodeFromImage(image): String
TTVScanQrCodeView
- startAnimation()
TTVScanQrCodeViewController
- scanQrCodeView- captureDevice
<<interface>>AVCaptureMetadataOutputObjectsDelegate
+ didOutputMetadataObjects(params)
TTVScanQrCodeMoudle
- scanQrCodeViewController- scanQrCodeHandler
+ showScanQrCodeVCWithType()
<<interface>>TTVScanQrCodeViewControllerDelegate
+ didFinishScanningWithResult(string)+ scanQrCodeViewControllerDidCancel()
<<interface>>UIImagePickerControllerDelegate
+ didFinishPickingMediaWithInfo(params)
TTVScanQrCodeResultHandler
+ handleScanResult(string)
