#!/usr/bin/env ruby

require "fileutils"

ICON = "share/jes/icons/jes-32x32.png"
OUTFILE = "src/jes/gui/icon.d"

system(*%W[convert #{ICON} bgra:icon.bgra])
icon_bgra = File.binread("icon.bgra")
FileUtils.rm_f("icon.bgra")

File.open(OUTFILE, "wb") do |fh|
  fh.puts "module jes.gui.icon;"
  fh.puts
  fh.puts "const ubyte[] icon_32x32_bgra = ["
  icon_bgra.bytes.each_slice(8) do |bytes|
    fh.puts "    #{bytes.map {|b| sprintf("0x%02xu,", b)}.join(" ")}"
  end
  fh.puts "];"
end