c_device->pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, page_width, page_height);
gdk_pixbuf_fill (c_device->pixbuf, 0xffffffff);
c_device->pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, page_width, page_height);
gdk_pixbuf_fill (c_device->pixbuf, 0xffffffff);