43 lines
876 B
Ruby
43 lines
876 B
Ruby
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#!/usr/bin/env ruby
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=begin
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to_drawable.rb - Gdk::Pixbuf(GDK methods) sample script.
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Copyright (c) 2002-2006 Ruby-GNOME2 Project Team
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This program is licenced under the same licence as Ruby-GNOME2.
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$Id: to_drawable.rb,v 1.6 2006/06/17 13:18:12 mutoh Exp $
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=end
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require 'gtk2'
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filename = ARGV[0]
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unless filename
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puts "ruby #{$0} filename"
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exit(1)
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end
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pixbuf = Gdk::Pixbuf.new(filename)
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w = Gtk::Window.new("Drawable sample")
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w.realize
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w.signal_connect('delete-event') do
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Gtk.main_quit
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end
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d = Gtk::DrawingArea.new
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gc = Gdk::GC.new(w.window)
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d.signal_connect('expose-event') do |w, e|
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unless e.count > 0
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width = w.allocation.width
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height = w.allocation.height
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pixbuf = pixbuf.scale(width, height)
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d.window.draw_pixbuf(gc, pixbuf, 0, 0, 0, 0,
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width, height, Gdk::RGB::DITHER_NORMAL, 0, 0)
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end
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true
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end
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w.add(d)
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w.show_all
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Gtk.main
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