Grant Edwards <[EMAIL PROTECTED]> writes: > The traditional way to draw lines on something with varying colors > is to use the "xor" operator when drawing the lines.
But first, negotiate a patent license for this highly innovative and non-obvious technique that is "owned" as US Patent #4,197,590. <URL:http://www.fourmilab.ch/autofile/www/chapter2_105.html> Aren't monopolies on ideas wonderful? -- \ "I'd like to see a nude opera, because when they hit those high | `\ notes, I bet you can really see it in those genitals." -- Jack | _o__) Handey | Ben Finney -- http://mail.python.org/mailman/listinfo/python-list