snippet_normalize (cr, width, height) cr.arc (0.5, 0.5, 0.3, 0, 2*M_PI) cr.clip () image = cairo.ImageSurface.create_from_png ("data/romedalen.png") w = image.get_width() h = image.get_height() cr.scale (1.0/w, 1.0/h) cr.set_source_surface (image, 0, 0) cr.paint ()