File: xpm.rb

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#!/usr/bin/env ruby
=begin
  xpm.rb - Ruby/GdkPixbuf sample script.

  Copyright (c) 2002-2020 Ruby-GNOME Project Team
  This program is licenced under the same licence as Ruby-GNOME.

  $Id: xpm.rb,v 1.5 2006/06/17 14:38:08 mutoh Exp $
=end

require 'gtk3'

r_xpm = [
  '10 10 3 1',
  '   c None',
  '.  c #FE0B0B',
  '+  c #FFFFFF',
  '+.......++',
  '+..    ..+',
  '+..    ..+',
  '+..   ...+',
  '+.......++',
  '+.....++++',
  '+..++..+++',
  '+..++...++',
  '+..+++...+',
  '+..++++..+'
]

w = Gtk::Window.new
w.signal_connect('delete-event') do
  Gtk.main_quit
end

src =  GdkPixbuf::Pixbuf.new(:xpm => r_xpm)
dst = src.scale(300, 300, :hyper)

w.add(Gtk::Image.new(dst))
w.show_all

Gtk.main