def boundaries=(value)
      if !value
        @boundaries = nil
      elsif value.is_a?(Array)
        @boundaries = value
      else
        # Split the string & convert to float:
        @boundaries = value.to_s.split("\\").collect {|str| str.to_f}
      end
    end
def boundaries=(value)
      if !value
        @boundaries = nil
      elsif value.is_a?(Array)
        @boundaries = value
      else
        # Split the string & convert to float:
        @boundaries = value.to_s.split("\\").collect {|str| str.to_f}
      end
    end
Sets new leaf position boundaries  (an array of coordinates).

 @param [Array<String>, NilClass, #to_s] value the leaf position boundaries (300A,00BE)