Re: [Matplotlib-users] cross hatching in contours?

[Jae-Joon L. <lee...@gm...>]

On Thu, Sep 15, 2011 at 10:33 PM, Jonathan Slavin
<js...@cf...> wrote:
> I'm wondering if there is some way to do cross hatching as a way to fill
> contours rather than colors (using contourf).  The only references to
> cross hatching I see in the documentation are for patches type objects.
> As far as I can tell, contour and contourf return objects of their own
> type (contour.QuadContourSet) that do not have hatch as an attribute.
>

Yes, it seems that hatching is only supported in patches.
You may workaround this by converting contours to multiple patches.
See the attachment.

> If it's not possible currently, how hard would it be to add that
> capability to contourf?  What approach would you recommend?
>

It may not be that difficult, but seems to require an api change
(e.g., draw_path_collections).
Can you file an issue on our github page?

Regards,

-JJ


> Regards,
> Jon
>
>
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