Created
May 21, 2013 12:49
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ひとつのファイルからiOSアプリのアイコンを全部作るRubyスクリプト
tiny script for making ios app icons in all sizes #USAGE ruby iosicon.rb ICON_NAME
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# coding:utf-8 | |
require "rubygems" | |
require "RMagick" | |
if !ARGV[0] | |
STDERR.puts "missing argument" | |
exit | |
end | |
if ARGV.length > 1 | |
STDERR.puts "too many arguments : " + ARGV.length.to_s | |
exit | |
end | |
sizes = { | |
"Icon-72" => 72, | |
"Icon-72@2x" => 144, | |
"Icon-Small-50" => 50, | |
"Icon-Small-50@2x" => 100, | |
"Icon-Small" => 29, | |
"Icon-Small@2x" => 58, | |
"Icon" => 57, | |
"Icon@2x" => 114, | |
"iTunesArtwork" => 512, | |
"iTunesArtwork@2x" => 1024 | |
} | |
begin | |
image_list = Magick::ImageList.new ARGV[0] | |
rescue => e | |
STDERR.puts e | |
exit | |
end | |
if image_list.format != "PNG" | |
STDERR.puts "file is not png" | |
exit | |
end | |
if image_list.columns != image_list.rows | |
STDERR.puts "image is not square" | |
exit | |
end | |
sizes.each_key{|key| | |
s = sizes[key] | |
image_list.resize(s,s).write(key+".png") | |
} |
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