new void Dispose()
{
//un-register any event handlers here, if you have any
//remove result view
_drivingLicenseResultView?.RemoveFromSuperview();
_drivingLicenseResultView?.Dispose();
_drivingLicenseResultView = null;
//we have to erase the scan view so that there are no dependencies for the viewcontroller left.
_scanView?.RemoveFromSuperview();
_scanView?.Dispose();
_scanView = null;
GC.Collect(GC.MaxGeneration);
base.Dispose();
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
// Initializing the Driving License module.
CGRect frame = UIScreen.MainScreen.ApplicationFrame;
frame = new CGRect(frame.X,
frame.Y + NavigationController.NavigationBar.Frame.Size.Height,
frame.Width,
frame.Height - NavigationController.NavigationBar.Frame.Size.Height);
_scanView = new AnylineOCRModuleView(frame);
// We'll define the OCR Config here:
_ocrConfig = new ALOCRConfig();
string engTraineddata = NSBundle.MainBundle.PathForResource(@"Modules/OCR/eng_no_dict", @"traineddata");
string deuTraineddata = NSBundle.MainBundle.PathForResource(@"Modules/OCR/deu", @"traineddata");
_ocrConfig.Languages = new[] { engTraineddata, deuTraineddata };
_ocrConfig.CustomCmdFilePath = NSBundle.MainBundle.PathForResource(@"Modules/DrivingLicense/anyline_austrian_driving_license", @"ale");
// We tell the module to bootstrap itself with the license key and delegate. The delegate will later get called
// by the module once we start receiving results.
_error = null;
_success = _scanView.SetupWithLicenseKey(_licenseKey, Self, _ocrConfig, out _error);
// SetupWithLicenseKey:delegate:error returns true if everything went fine. In the case something wrong
// we have to check the error object for the error message.
if (!_success)
{
// Something went wrong. The error object contains the error description
(Alert = new UIAlertView("Error", _error.DebugDescription, (IUIAlertViewDelegate)null, "OK", null)).Show();
}
// We stop scanning manually
_scanView.CancelOnResult = false;
// We load the UI config for our DrivingLicense view from a .json file.
string configFile = NSBundle.MainBundle.PathForResource(@"Modules/DrivingLicense/drivinglicense_capture_config", @"json");
_scanView.CurrentConfiguration = ALUIConfiguration.CutoutConfigurationFromJsonFile(configFile);
// After setup is complete we add the module to the view of this view controller
View.AddSubview(_scanView);
/*
* The following view will present the scanned values. Here we start listening for taps
* to later dismiss the view.
*/
_drivingLicenseResultView = new DrivingLicenseResultOverlayView(new CGRect(0, 0, View.Frame.Width, View.Frame.Height));
//new CGRect(0, 0, View.Frame.Width, View.Frame.Width / 1.4));
_drivingLicenseResultView.AddGestureRecognizer(new UITapGestureRecognizer(this, new ObjCRuntime.Selector("ViewTapSelector:")));
_drivingLicenseResultView.Center = View.Center;
_drivingLicenseResultView.Alpha = 0;
View.AddSubview(_drivingLicenseResultView);
}
