private static void ProcessSubtitle(
this AVPlayerViewController controller,
CMTime time)
{
NSString text = NSString.Empty;
NSArray payload = controller.Payload();
for (nuint i = 0; i < payload.Count; ++i)
{
NSDictionary item = payload.GetItem <NSDictionary>(i);
NSNumber from = item.ObjectForKey(new NSString("from")) as NSNumber;
NSNumber to = item.ObjectForKey(new NSString("to")) as NSNumber;
if (time.Seconds >= from.FloatValue &&
time.Seconds < to.FloatValue)
{
text = item.ObjectForKey(new NSString("text")) as NSString;
break;
}
}
UILabel subtitleLabel = controller.SubtitleLabel();
subtitleLabel.Text = text;
var attributes = new UIStringAttributes();
attributes.Font = subtitleLabel.Font;
CGRect rect = text.GetBoundingRect(
new CGSize(subtitleLabel.Bounds.Width, nfloat.MaxValue),
NSStringDrawingOptions.UsesLineFragmentOrigin,
attributes, null
);
controller.SubtitleConstranint().Constant = rect.Size.Height + 5;
}
