import cairo

var surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 240, 80)
var cr = cairo_create(surface)

cairo_select_font_face(cr, "serif", CAIRO_FONT_SLANT_NORMAL, 
                                    CAIRO_FONT_WEIGHT_BOLD)
cairo_set_font_size(cr, 32.0)
cairo_set_source_rgb(cr, 0.0, 0.0, 1.0)
cairo_move_to(cr, 10.0, 50.0)
cairo_show_text(cr, "Hello, world")
cairo_destroy(cr)
discard cairo_surface_write_to_png(surface, "hello.png")
cairo_surface_destroy(surface)