Class: Mooncats::Tool

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

Instance Method Summary collapse

Instance Method Details

#run(args) ⇒ Object 



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# File 'lib/mooncats.rb', line 24

def run( args )
  opts = { zoom: 1,
           outdir: '.',
         }

  parser = OptionParser.new do |cmd|
    cmd.banner = "Usage: mooncat [options] IDs"

    cmd.separator "  Mint mooncats from original designs - for IDs use 5 byte hexstrings (e.g 0x004fc21270)"
    cmd.separator ""
    cmd.separator "  Options:"

    cmd.on("-z", "--zoom=ZOOM", "Zoom factor x2, x4, x8, etc. (default: #{opts[:zoom]})", Integer ) do |zoom|
      opts[:zoom] = zoom
    end

    cmd.on("-d", "--dir=DIR", "Output directory (default: #{opts[:outdir]})", String ) do |outdir|
      opts[:outdir] = outdir
    end


    cmd.on("-h", "--help", "Prints this help") do
      puts cmd
      exit
    end
  end

  parser.parse!( args )

  puts "opts:"
  pp opts

  puts "    setting zoom to #{opts[:zoom]}x"   if opts[:zoom] != 1

  ## make sure outdir exits (default is current working dir e.g. .)
  FileUtils.mkdir_p( opts[:outdir] )  unless Dir.exist?( opts[:outdir] )

  args.each_with_index do |arg,index|
    cat_id = arg.downcase
    ## note: cut-off optionial 0x
    cat_id = cat_id[2..-1]   if cat_id.start_with?( '0x')

    cat = Image.generate( cat_id )

    cat_name  = "mooncat-#{cat_id}"

    ##  if zoom - add x2,x4 or such
    if opts[:zoom] != 1
      cat = cat.zoom( opts[:zoom] )
      cat_name << "_x#{opts[:zoom]}"
    end

    path  = "#{opts[:outdir]}/#{cat_name}.png"
    puts "==> (#{index+1}/#{args.size}) minting mooncat 0x#{cat_id}; writing to >#{path}<..."

    cat.save( path )
  end

  puts "done"
end