# File lib/pdf/writer.rb, line 2657
2657:       def [](pdf, info)
2658:         @style ||= DEFAULT_STYLE.dup
2659: 
2660:         case info[:status]
2661:         when :start, :start_line
2662:           @links ||= {}
2663: 
2664:           @links[info[:cbid]] = {
2665:             :x         => info[:x],
2666:             :y         => info[:y],
2667:             :angle     => info[:angle],
2668:             :descender => info[:descender],
2669:             :height    => info[:height],
2670:             :uri       => nil
2671:           }
2672: 
2673:           pdf.save_state
2674:           pdf.stroke_color  @style[:color] if @style[:color]
2675:           sz = info[:height] * @style[:factor]
2676:           pdf.stroke_style! StrokeStyle.new(sz, @style[:line_style])
2677:         when :end, :end_line
2678:           start = @links[info[:cbid]]
2679:           theta = PDF::Math.deg2rad(start[:angle] - 90.0)
2680:           drop  = start[:height] * @style[:factor] * 1.5
2681:           drop_x = Math.cos(theta) * drop
2682:           drop_y = -Math.sin(theta) * drop
2683:           pdf.move_to(start[:x] - drop_x, start[:y] - drop_y)
2684:           pdf.line_to(info[:x] - drop_x, info[:y] - drop_y).stroke
2685:           pdf.restore_state
2686:         end
2687:       end