iOS Question Image from Control?

#If OBJC
- (UIImage *) getViewScreenShot : (UIView *) view
    {   
    UIGraphicsBeginImageContextWithOptions (view.frame.size, NO, 0.0);
    [view.layer renderInContext: UIGraphicsGetCurrentContext ()];
    UIImage * image = UIGraphicsGetImageFromCurrentImageContext ();
    UIGraphicsEndImageContext ();
    return image;
    }
#End If

    Dim noMe As NativeObject = Me
    ImageView1.Bitmap = noMe.RunMethod ("getViewScreenShot:", Array (Button1))
    ImageView2.Bitmap = noMe.RunMethod ("getViewScreenShot:", Array (B4XFloatTextField1.mBase))

Dim bmp As B4XBitmap = B4XView.Snapshot

    Dim b As B4XView = pnlRo   
    Dim avc As ActivityViewController
    avc.Initialize("avc", Array("Shared with you.", b.Snapshot))
    Dim mp As Page = B4XPages.GetNativeParent(Me)
    avc.Show(mp, pnl) 'Second parameter is relevant for iPad only. The arrow will point to the view.

    Dim bmp As Bitmap = b.Snapshot.Crop(0,0,pnl.Width,pnl.Height)