# File lib/pdf/writer/object/outline.rb, line 22 22: def to_s 23: pos = @parent.outlines.list.index(self) 24: res = "\n#{@oid} 0 obj\n<< /Title (#{@title})" 25: res << " /Prev #{@parent.outlines.list[pos - 1].oid} 0 R" if pos.nonzero? 26: res << " /Next #{@parent.outlines.list[pos + 1].oid} 0 R" if @oid != parent.outlines.list[-1].oid 27: res << " /A #{@action.oid} 0 R>>\nendobj" 28: res 29: end