leaderLineExt property
      
      int
      get
      leaderLineExt
      
    
    
Gets the leader line extension.
Implementation
int get leaderLineExt =>
    PdfAnnotationHelper.getHelper(this).isLoadedAnnotation
        ? _helper._obtainLeaderExt()
        : _leaderLineExt;
      
      set
      leaderLineExt
      (int value) 
      
    
    
Sets the leader line extension.
Implementation
set leaderLineExt(int value) {
  final PdfAnnotationHelper helper = PdfAnnotationHelper.getHelper(this);
  if (!helper.isLoadedAnnotation) {
    _leaderLineExt = value;
  } else {
    helper.dictionary!.setNumber(PdfDictionaryProperties.lle, value);
  }
}