overflow property
      
      TextOverflow
      get
      overflow
      
    
    
How visual overflow should be handled.
Implementation
TextOverflow get overflow => _overflow;
      
      set
      overflow
      (TextOverflow value) 
      
    
    
    
Implementation
set overflow(TextOverflow value) {
  if (_overflow == value) return;
  _overflow = value;
  _textPainter.ellipsis = value == TextOverflow.ellipsis ? _kEllipsis : null;
}