#
#  Fill the window with a smooth color gradient from black to gold.
#
from SimpleGraphics import *

# For each row in the window.
for y in range(getHeight()):
  # Set the color.
  r = y / (getHeight() - 1) * 255
  g = y / (getHeight() - 1) * 192
  b = y / (getHeight() - 1) * 64
  setColor(r, g, b)

  # Draw a horizontal line.
  line(0, y, getWidth() - 1, y)