# File lib/gruff/photo_bar.rb, line 88 def init_photo_bar_graphics color_list = Array.new theme_dir = File.dirname(__FILE__) + '/../../assets/' + theme Dir.open(theme_dir).each do |file| next unless /\.png$/.match(file) color_list << Image.read("#{theme_dir}/#{file}").first end @colors = color_list end