# File lib/bio/graphics/track.rb, line 121 def get_rows current_row = 1 @feature_rows = Array.new(@features.length,1) @features.each_with_index do |f1, i| @features.each_with_index do |f2, j| next if i == j or j <= i if overlaps(f1,f2) @feature_rows[i] += 1 end end @number_rows = @feature_rows.max end end