from enthought.kiva.image import GraphicsContext gc = GraphicsContext((500,500)) gc.set_fill_color( (1, 0, 0) ) gc.rect(100,100,300,300) gc.draw_path() gc.save("simple2_pre.bmp") # directly manipulate the underlying Numeric array. # The color tuple is expressed as BGRA. gc.bmp_array[:100,:100] = (139, 60, 71, 255) gc.save("simple2_post.bmp")