generate image for TEE PARTY

tee.rb

# -*- coding: utf-8 -*-
require 'shellwords'
require 'nokogiri'
require 'open-uri'

def main
  unicode, font_path, file = ARGV

  info = info(unicode)
  abort unless info.name

  # brew instal graphicsmagick
  system(*%W(gm convert
-debug annotate
-trim
-font #{e(font_path)}
-background white
-size 2924x3990
-resize 2924x3990
-gravity center
-extent 2924x3990
label:#{[unicode.to_i(16)].pack("U")}
-fill black
-transparent white
#{e(file)}))
end

def e(str)
  Shellwords.escape(str)
end

def info(unicode)
  doc = Nokogiri::HTML(open('http://www.fileformat.info/info/unicode/char/%s/index.htm' % unicode.downcase))
  Struct.new(:name, :code).new(*doc.title.scan(/'(.+)' \((U\+[\dA-F]+)/)[0])
end

main