Class: Imagetools::Iconcreator

Inherits:
Object
  • Object
show all
Defined in:
lib/imagetools/iconcreator.rb

Constant Summary collapse

IOS_ICON_INFOS = 
[
  ##### iPhone icons #####
  ["20x20", "iphone", "2x"], # iPhone Notification iOS 7-11
  ["20x20", "iphone", "3x"], #
  ["29x29", "iphone", "2x"], # iPhone Spotlight iOS 5,6/Settings iOS 5-11
  ["29x29", "iphone", "3x"], #
  ["40x40", "iphone", "2x"], # iPhone Spotlight iOS 7-11
  ["40x40", "iphone", "3x"], #
  ["60x60", "iphone", "2x"], # iPhone App iOS 7-11
  ["60x60", "iphone", "3x"], #
  ##### iPad icons #####
  ["20x20", "ipad", "1x"], # iPad Notification iOS 7-11
  ["20x20", "ipad", "2x"], #
  ["29x29", "ipad", "1x"], # iPad Settings iOS 6-11
  ["29x29", "ipad", "2x"], #
  ["40x40", "ipad", "1x"], # iPad Spotlight iOS 7-11
  ["40x40", "ipad", "2x"], #
  ["76x76", "ipad", "1x"], # iPad App iOS 7-11
  ["76x76", "ipad", "2x"], #
  ["83.5x83.5", "ipad", "2x"], # iPad Pro App iOS 9-11
  ##### App Store #####
  ["1024x1024", "ios-marketing", "1x"], # App Store iOS
]
MACOS_ICON_INFOS = 
[
  ##### mac #####
  ["16x16", "mac", "1x"], # Mac 16pt
  ["16x16", "mac", "2x"], # 
  ["32x32", "mac", "1x"], # Mac 32pt
  ["32x32", "mac", "2x"], # 
  ["128x128", "mac", "1x"], # Mac 128pt
  ["128x128", "mac", "2x"], #
  ["256x256", "mac", "1x"], # Mac 256pt
  ["256x256", "mac", "2x"], #   
  ["512x512", "mac", "1x"], # Mac 512pt
  ["512x512", "mac", "2x"], #             
]

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ Iconcreator

Returns a new instance of Iconcreator.



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# File 'lib/imagetools/iconcreator.rb', line 92

def initialize(opts)
  @opts = opts
end

Class Method Details

.filename(point, scale) ⇒ Object 



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# File 'lib/imagetools/iconcreator.rb', line 88

def self.filename(point, scale)
  "Icon-#{point}@#{scale}.png"
end

.realsize(point, scale) ⇒ Object 



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# File 'lib/imagetools/iconcreator.rb', line 76

def self.realsize(point, scale)
  unless point=~ /^([0-9.]+)x/
    raise "invalid point #{point}"
  end
  point_value = $1.to_f
  unless scale =~ /^(\d+)x/
    raise "invalid scale #{point}"  
  end
  scale_value = $1.to_i
  (point_value * scale_value).to_i
end

.run(argv) ⇒ Object 



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# File 'lib/imagetools/iconcreator.rb', line 48

def self.run(argv)
  opts = {}
  opt = OptionParser.new(argv)
  opt.banner = "Usage: #{opt.program_name} [-h|--help] <args>"
  opt.version = VERSION
  opt.separator('')
  opt.separator("Options:")
  opt.on_head('-h', '--help', 'Show this message') do |v|
    puts opt.help
    exit
  end      
  opt.on('-v', '--verbose', 'Verbose message') {|v| opts[:v] = v}
  types = ['ios', 'mac']
  opt.on('-t', '--type', types, types.join("|") + "(default ios)") {|v| opts[:t] = v }
  opt.on('-i INPUTFILE', '--input=INPUTFILE', 'Original icon file(1024x1024 recommended') {|v| opts[:i] = v} 
  opt.on('-o OUTDIR', '--output=OUTDIR', 'Output dir(<PROJECT>/Assets.xcassets or any folder)') {|v| opts[:o] = v}
  opt.parse!(argv)
  opts[:i] ||= 'icon.png'
  opts[:t] ||= types[0]
  if !FileTest.file?(opts[:i])
    puts opt.help
    exit
  end
  opts[:o] ||= "./out"            
  command = Iconcreator.new(opts)
  command.run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/imagetools/iconcreator.rb', line 96

def run
  puts "Create #{@opts[:t]} app icons"

  outdir = @opts[:o]
  inputfile = @opts[:i]      
  unless FileTest.directory?(outdir)
    FileUtils.mkdir(outdir)
  end

  appicondir = outdir + '/AppIcon.appiconset'
  if FileTest.directory?(appicondir)
    FileUtils.rm_rf(appicondir)
    FileUtils.mkdir(appicondir)        
  else
    FileUtils.mkdir(appicondir)
  end

  icon_infos = @opts[:t] == 'ios' ? IOS_ICON_INFOS : MACOS_ICON_INFOS

  filenames = []
  icon_infos.each_with_index do |icon_info, index|
    point, idiom, scale = icon_info
#        puts "point=#{point} idiom=#{idiom} scale=#{scale}"
    
    realsize = self.class.realsize(point, scale)
    filename = self.class.filename(point, scale)
    filenames[index] = filename
    path = appicondir + "/" + filename
    cmd = "sips -Z #{realsize} #{inputfile} --out #{path} > /dev/null 2>&1"
    puts cmd
    system(cmd)
  end

  str = ""
  str << "{\n"
  str << "  \"images\" : [\n"
  icon_infos.each_with_index do |icon_info, index|
    point, idiom, scale = icon_info
    filename = filenames[index]
    str << "    {\n"
    str << "      \"size\": \"#{point}\",\n"
    str << "      \"idiom\": \"#{idiom}\",\n"
    str << "      \"filename\": \"#{filename}\",\n"
    str << "      \"scale\": \"#{scale}\"\n"
    if index < icon_infos.size - 1
      str << "    },\n"
    else
      str << "    }\n"          
    end
  end        
  str << "  ],\n"        
  str << "  \"info\" : {\n"
  str << "    \"version\" : 1,\n"
  str << "    \"author\" : \"xcode\"\n"
  str << "  }\n"
  str << "}\n"        

  contents_json = appicondir + '/Contents.json'
  puts "Create #{contents_json}"
  open(contents_json, 'w') do |f|
    f.print(str)
  end
end