Method: Flatulent#figlet!

Defined in:

lib/flatulent.rb

#figlet! ⇒ Object

–}}}

# File 'lib/flatulent.rb', line 307

def figlet!  #--{{{
  #spaced = @string.split(%r//).join #' ' #.join('  ')
  fontfile = File.join fontdir, "#{ @font }.flf"
  font = Text::Figlet::Font.new fontfile
  typesetter = Text::Figlet::Typesetter.new font

  @figlets = []
  chars = @string.split %r//
  #chars.each{|char| @figlets << typesetter[char]}

  # horz fudge
  chars.each do |char|
    figlet = typesetter[char]
    rows = figlet.split %r/\n/
    height = rows.size
    offset_l = " " * rand(@horizontal_fudge_factor) 
    offset_r = " " * rand(@horizontal_fudge_factor) 
    rows.size.times do |i|
      rows[i] = "#{ offset_l }#{ rows[i] }#{ offset_r }"
    end
    @figlets.push rows
  end

  # vert fudge
  @figlets.map! do |rows|
    width = rows.first.size
    offset_t = Array.new(rand(@vertical_fudge_factor)).map{ " " * width }
    offset_b = Array.new(rand(@vertical_fudge_factor)).map{ " " * width }
    offset_t + rows + offset_b
  end

  # vert normalize vert
  tallest = @figlets.map{|rows| rows.size}.max
  @figlets.size.times do |i|
    rows = @figlets[i]
    unless rows.size == tallest
      width = rows.first.size
      until rows.size == tallest
        blank = " " * width
        rows << blank
      end
    end
  end

  # generate final grid
  grid = []
  grid << (gridrow = '') 
  catch :done do
    loop do
      @figlets.each do |rows|
        row = rows.shift || throw(:done) 
        gridrow << row
      end
      #gridrow << "\n"
      grid << (gridrow = '') 
    end
  end

  # trim top and bottom iff emtpy
=begin
  empty = lambda{|row| not rnow.detect{|cell| cell !~ %r"br|nbsp"}}
  grid.delete_if{|row| row.strip.empty?}
=end


  @figlet_width = grid.first.size
  @figlet_height = grid.size
  @figlet = grid.join("\n")
end