class PDF::TechBook::TagTocDots
A stand-alone callback that draws a dotted line over to the right and appends a page number. The info will be like a standard XML tag with three named parameters:
- level
-
The table of contents level that corresponds to a particular style. In the current TechBook implementation, there are only two levels. Level 1 uses a 16 point font and level1_style; level 2 uses a 12 point font and level2_style.
- page
-
The page number that is to be printed.
- xref
-
The target destination that will be used as a link.
All parameters are required.
Constants
- DEFAULT_L1_STYLE
- DEFAULT_L2_STYLE
Attributes
level1_style[RW]
Controls the level 1 style.
level2_style[RW]
Controls the level 2 style.
Public Class Methods
[](pdf, info)
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# File lib/pdf/techbook.rb, line 312 def [](pdf, info) if @level1_style.nil? @level1_style = sh = DEFAULT_L1_STYLE ss = PDF::Writer::StrokeStyle.new(sh[:width]) ss.cap = sh[:cap] if sh[:cap] ss.dash = sh[:dash] if sh[:dash] @_level1_style = ss end if @level2_style.nil? @level2_style = sh = DEFAULT_L2_STYLE ss = PDF::Writer::StrokeStyle.new(sh[:width]) ss.cap = sh[:cap] if sh[:cap] ss.dash = sh[:dash] if sh[:dash] @_level2_style = ss end level = info[:params]["level"] page = info[:params]["page"] xref = info[:params]["xref"] xpos = 520 pdf.save_state case level when "1" pdf.stroke_style @_level1_style size = @level1_style[:font_size] when "2" pdf.stroke_style @_level2_style size = @level2_style[:font_size] end page = "<c:ilink dest='#{xref}'>#{page}</c:ilink>" if xref pdf.line(xpos, info[:y], info[:x] + 5, info[:y]).stroke pdf.restore_state pdf.add_text(xpos + 5, info[:y], page, size) end