protected override void Dispose(bool disposing)
{
if (disposing)
{
if (Element != null)
{
((ScannerControl)Element).OnResumeScanning -= ScannerControlRenderer_OnResumeScanning;
}
try
{
Fragment fragment = ((FormsAppCompatActivity)Context).SupportFragmentManager.FindFragmentById(Resource.Id.scannerFragment);
if (fragment != null)
{
((FormsAppCompatActivity)Context).SupportFragmentManager.BeginTransaction().Remove(fragment).Commit();
}
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
}
MainActivity.elementScanner = null;
mrzScanner = null;
}
base.Dispose(disposing);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_scanner);
ScannerType type = (ScannerType)Intent.GetSerializableExtra(TYPE_EXTRA);
mrzScanner = (MRZScanner)SupportFragmentManager.FindFragmentById(Resource.Id.scannerFragment);
mrzScanner.SetScannerType(type); // Options: [ScannerTypeMrz, ScannerTypeDocImageId, ScannerTypeDocImagePassport]. Default: MRZ.
MRZScanner.SetIDActive(true); // Enable/disable the ID document type. Default: true.
MRZScanner.SetPassportActive(true); // Enable/disable the Passport document type. Default: true.
MRZScanner.SetVisaActive(true); // Enable/disable the Visa document type. Default: true.
MRZScanner.SetMaxThreads(2); // Set the max CPU threads that the scanner can use. Default: 2.
MRZScanner.RegisterWithLicenseKey(this, "licenseKey", this);
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.View> e)
{
base.OnElementChanged(e);
if (e.OldElement != null || Element == null)
{
return;
}
Android.Views.View _scannerLayout = ((FormsAppCompatActivity)Context).LayoutInflater.Inflate(Resource.Layout.activity_scanner, this, false);
mrzScanner = (MRZScanner)((FormsAppCompatActivity)Context).SupportFragmentManager.FindFragmentById(Resource.Id.scannerFragment);
// Options: [ScannerTypeMrz, ScannerTypeDocImageId, ScannerTypeDocImagePassport]. Default: MRZ.
switch (((ScannerControl)Element).ScannerType)
{
case ScanType.Mrz:
mrzScanner.SetScannerType(ScannerType.ScannerTypeMrz);
break;
case ScanType.DocImageId:
mrzScanner.SetScannerType(ScannerType.ScannerTypeDocImageId);
break;
case ScanType.DocImagePassport:
mrzScanner.SetScannerType(ScannerType.ScannerTypeDocImagePassport);
break;
case ScanType.DocImageIdFront:
mrzScanner.SetScannerType(ScannerType.ScannerTypeDocImageIdFront);
break;
case ScanType.IdSession:
mrzScanner.SetScannerType(ScannerType.ScannerTypeIdSession);
break;
default:
mrzScanner.SetScannerType(ScannerType.ScannerTypeMrz);
break;
}
// Enable/disable the ID document type. Default: true.
MRZScanner.SetIDActive(((ScannerControl)Element).IDActive);
// Enable/disable the Passport document type. Default: true.
MRZScanner.SetPassportActive(((ScannerControl)Element).PassportActive);
// Enable/disable the Visa document type. Default: true.
MRZScanner.SetVisaActive(((ScannerControl)Element).VisaActive);
// Set the max CPU threads that the scanner can use. Default: 2.
MRZScanner.SetMaxThreads(((ScannerControl)Element).MaxThreads);
MRZScanner.SetExtractFullPassportImageEnabled(((ScannerControl)Element).ExtractFullPassportImageEnabled);
MRZScanner.SetExtractIdBackImageEnabled(((ScannerControl)Element).ExtractIdBackImageEnabled);
MRZScanner.SetExtractPortraitEnabled(((ScannerControl)Element).ExtractPortraitEnabled);
MRZScanner.SetExtractSignatureEnabled(((ScannerControl)Element).ExtractSignatureEnabled);
// Set license key
MRZScanner.RegisterWithLicenseKey(Context, ((ScannerControl)Element).LicenseKey, (IMRZLicenceResultListener)Context);
if (Control == null)
{
SetNativeControl(_scannerLayout);
}
MainActivity.elementScanner = (ScannerControl)Element;
((ScannerControl)Element).OnResumeScanning += ScannerControlRenderer_OnResumeScanning;
}
