/*
* A little helper method to show live scanning errors.
*/
private void ShowNotification <T>(T info)
{
String txt = "";
if (typeof(T) == typeof(ALDocumentError))
{
ALDocumentError error = (ALDocumentError)Convert.ChangeType(info, typeof(ALDocumentError));
switch (error)
{
case ALDocumentError.ImageTooDark:
txt = "Too dark";
break;
case ALDocumentError.NotSharp:
txt = "Document not sharp";
break;
case ALDocumentError.ShakeDetected:
txt = "Shake detected";
break;
case ALDocumentError.SkewTooHigh:
txt = "Wrong perspective";
break;
default:
break;
}
}
if (typeof(T) == typeof(String))
{
txt = (String)Convert.ChangeType(info, typeof(String));
}
if (showingNotification || txt.Equals(""))
{
return;
}
showingNotification = true;
notificationView.textLabel.Text = txt;
//fade in
UIView.Animate(0.8, 0, UIViewAnimationOptions.CurveEaseInOut, () =>
{
notificationView.Alpha = 1;
}, () => //fade out
{
UIView.Animate(0.8, 0, UIViewAnimationOptions.CurveEaseInOut, () =>
{
notificationView.Alpha = 0;
}, () => { showingNotification = false; });
});
}
/*
* Called if the run on the full frame was unsuccessful. The scanning process automatically starts again with a preview scan.
*/
void IAnylineDocumentModuleDelegate.ReportsPictureProcessingFailure(AnylineDocumentModuleView anylineDocumentModuleView, ALDocumentError error)
{
ShowNotification(error);
}