Altertnatively, you could concatenate some translations with the rotation
when creating your affine transformation (eg translate 10 units up, rotate
90 degrees, then translate 10 units down). Centering the viewport round
the origin should also work correctly.
James.
--
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On Thu, 14 Oct 1999, Daniel Kornhauser wrote:
> I didn't realize I hadn't built my turtle arround the axis:
>
> line2 = turned_turtle.add('line', points=(0,0, 0,10, 10,5, 0,0),
> width_pixels=1, fill_color='red')
> instead of
>
> line2 = turned_turtle.add('line', points=(45,55, 55,55, 50,40, 45,55),
> width_pixels=1, fill_color='red')
>
>
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