[Matplotlib-devel] feature request

[Jody Klymak]

Hi Rogier,

You can already do this by writing a `format_coord` function and setting 
`ax.format_coord` property of the axis with your data in it.

http://matplotlib.org/examples/api/image_zcoord.html

Cheers,   Jody

On 29 Sep 2017, at 6:57, Rogier Delporte wrote:

> Dear maintainer(s)
> Dear developpers
>
> I would like to request a new matplotlib feature. The current version 
> of
> matplotlib shows the coordinates of the cursor in the bottom right 
> corner.
> It would be great if some option or mode could be added which snaps 
> the
> cursor to data points. This would take some guesswork out of reading a 
> plot
> with a lot of points.
>
> I know this feature is similar to the mpldatacursor toolkit, but
> mpldatacursor does not provide a smooth and fast way to pinpoint a 
> data
> point.
>
> I hope someone would like to implement this feature, because I don't 
> have
> sufficient programming skills to implement this myself.
>
> Thanks for the awesomeness that is matplotlib!
>
> Rogier
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