private static void HandleTap(UITapGestureRecognizer gestureRecognizer, UITextView textView, Dictionary <Source, FinalSourcePosition> sourcePositions, IInteractiveSourceAction action)
{
var point = gestureRecognizer.LocationInView(textView);
point.Y += textView.ContentOffset.Y;
var tapPos = textView.GetClosestPositionToPoint(point);
// if a source link has been tapped: show the reference
nint clickedPos = textView.GetOffsetFromPosition(textView.BeginningOfDocument, tapPos);
int pos = Convert.ToInt32(clickedPos);
var clickedSource = sourcePositions.SingleOrDefault(x => x.Value.Start <= pos && pos <= x.Value.End).Key;
if (clickedSource != null)
{
action.Display(clickedSource);
}
}
private void Tap(UITapGestureRecognizer tap)
{
var location = tap.LocationInView(Control);
// Fale UseTextView
var fakeTextViwe = new UITextView(Control.Frame);
fakeTextViwe.TextContainer.LineFragmentPadding = 0;
fakeTextViwe.TextContainerInset = UIEdgeInsets.Zero;
fakeTextViwe.AttributedText = Control.AttributedText;
var selectedPositon = fakeTextViwe.GetClosestPositionToPoint(location);
var position = (int)fakeTextViwe.GetOffsetFromPosition(fakeTextViwe.BeginningOfDocument, selectedPositon);
var label = Element as Shared.LinkerLabel;
if (label.MatchWords.Any(x => x.StartPosition <= position && x.EndPositon >= position))
{
var word = label.MatchWords.First(x => x.StartPosition <= position && x.EndPositon >= position);
if (label.Command?.CanExecute(word.Word) == true)
{
label.Command.Execute(word.Word);
}
}
}
protected void OnTapUrl(UIGestureRecognizer tap)
{
var location = tap.LocationInView(Control);
var textView = new UITextView(Control.Frame);
textView.TextContainer.LineFragmentPadding = 0;
textView.TextContainerInset = UIEdgeInsets.Zero;
textView.AttributedText = Control.AttributedText;
var position = textView.GetOffsetFromPosition(
textView.BeginningOfDocument,
textView.GetClosestPositionToPoint(location)
);
var url = this.Matches.FirstOrDefault(m =>
m.Index <= position && position <= (m.Index + m.Length)
);
if (url != null)
{
UIApplication.SharedApplication.OpenUrl(new Uri(url.Value));
}
}