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#!/usr/bin/env ruby
=begin
flip.rb - Ruby/GdkPixbuf sample script.
Copyright (c) 2005-2020 Ruby-GNOME Project Team
This program is licenced under the same licence as Ruby-GNOME.
$Id: flip.rb,v 1.3 2006/06/17 14:38:08 mutoh Exp $
=end
require 'gtk3'
filename = ARGV[0]
unless filename
puts "ruby #{$0} filename"
exit(1)
end
vbox = Gtk::Box.new(:vertical)
src = GdkPixbuf::Pixbuf.new(file: filename)
vbox.add(Gtk::Image.new(pixbuf: src))
# Horizontal
dst = src.flip(true)
vbox.add(Gtk::Image.new(pixbuf: dst))
# Vertical
dst2 = src.flip(false)
vbox.add(Gtk::Image.new(pixbuf: dst2))
window = Gtk::Window.new
window.signal_connect('delete-event') do
Gtk.main_quit
end
window.add(vbox).show_all
Gtk.main
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