Re: [Matplotlib-users] Right-to-left longitude with Basemap

[Jeff W. <js...@fa...>]

  On 9/16/10 12:38 PM, Mario Juric wrote:
> Hi,
> 	I'm looking at Basemap as a backend for plotting maps of the sky in
> different projections, and so far it seems like a really good match!
> Excellent work!
>
> 	The only problem that I don't know how to solve is that in astronomy
> the longitude on maps typically increases from right to left (we're
> looking at the celestial sphere from the "inside"). Is there any way (or
> a trick) to make Basemap do this?
>
> Regards,
Mario:  Are you asking whether the basemap coordinate system can be 
reversed, or just the longitude labelling?  If it's the former, the 
answer is no.  If you just want the labels reversed,  you can pass the 
drawmeridians method a custom formatting function with the 'fmt' keyword.

-Jeff