Re: [matplotlib-devel] Alternate lasso: click to form polygon

Eric Bruning wrote:
> I wanted something more precise (and easier on the carpal tunnel) than
> the included Lasso widget. Inspired by the existing Lasso, I forked
> out an alternate approach that creates a polygon with mouse clicks and
> returns a list of vertices to a callback function.
> 
> See the attached for a demo. It's been tested with WxAgg running off
> recent svn. I'm using idle_event, which isn't mentioned in the docs
> for the released version.
> 
> If there's interest, I'll put together a patch to add this to widgets.py.

Yes, there is interest--we should have this functionality if it can work 
on all interactive backends.

I gave it a quick try with gtk backend.  The polygon is drawn based on 
clicks, but nothing gets printed.  Is this expected?

Eric

> 
> Thanks,
> Eric B
> 
> 
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