Re: [Matplotlib-users] Variable size markers legend formatting

[Paul H. <pmh...@gm...>]

Hey Adam,

I wouldn't make a circle, instead use a Line2D artist (accessible from
pyplot) with they same (base) symbology as your scatter plot. It has pretty
much the same call signature as ax.plot

-paul


On Fri, Apr 11, 2014 at 9:35 AM, Sterling Smith <sm...@fu...>wrote:

> Adam,
>
> I agree that the Circle ended up with a rectangle in the legend, which I
> wouldn't think of as the expected response.  Would the following work for
> your purposes?
>
> figure()
> p,=plot(0,0,marker='o',ls='',color='red')
> legend([p], ["Red Rectangle"],numpoints=1)
> p.remove()
> draw()
>
> -Sterling
>
> On Apr 11, 2014, at 8:14AM, Adam Hughes wrote:
>
> > Hi Paul,
> >
> > I tried out the legend proxy artist, and it works for rectangles in the
> legend, but I can't seem to get a Circle to appear in the legend, which I
> presume should be:
> >
> > p = Circle((0, 0), fc="r")
> > legend([p], ["Red Rectangle"])
> >
> >
> > On Wed, Apr 9, 2014 at 2:20 PM, Adam Hughes <hug...@gm...>
> wrote:
> > Thanks Paul, I will try it out.
> >
> >
> > On Wed, Apr 9, 2014 at 12:21 PM, Paul Hobson <pmh...@gm...> wrote:
> >
> >
> >
> > On Wed, Apr 9, 2014 at 9:00 AM, Adam Hughes <hug...@gm...>
> wrote:
> > Thanks.  That's probably the way I'll go.  At first, I thought creating
> separate legend markers and removing them from the plot seemed hacky, but I
> guess there's no way that matplotlib could know which legend size I want.
>  I wonder if there'd be any interest in a PR to add a keyword to legend to
> handle this situation?
> >
> > Why not just work the other way around with proxy artists. IOW, make the
> artists but never add them to the plot.
> >
> >
> http://matplotlib.org/users/legend_guide.html?highlight=proxy%20artists#using-proxy-artist
> > (works with Line2D artists)
> >
> > -p
> >
> >
> >
> > On Wed, Apr 9, 2014 at 1:44 AM, Sterling Smith <sm...@fu...>
> wrote:
> > Adam,
> >
> > I haven't investigated, but does the discussion of the legend marker at
> [1] help?
> >
> > -Sterling
> >
> > [1]
> https://www.mail-archive.com/mat...@li.../msg25200.html
> >
> > On Apr 8, 2014, at 3:44PM, Adam Hughes wrote:
> >
> > > Hello,
> > >
> > > I've been searching but can't seem to find this topic addressed
> (perhaps wrong search terms)
> > >
> > > Simply put, I have a scatter plot with variable size markers, and I'd
> like to have the markers all be a single size in the legend.  Is there a
> standard way to do this?
> > >
> > > Thanks.
> > >
> ------------------------------------------------------------------------------
> > > Put Bad Developers to Shame
> > > Dominate Development with Jenkins Continuous Integration
> > > Continuously Automate Build, Test & Deployment
> > > Start a new project now. Try Jenkins in the cloud.
> > >
> http://p.sf.net/sfu/13600_Cloudbees_______________________________________________
> > > Matplotlib-users mailing list
> > > Mat...@li...
> > > https://lists.sourceforge.net/lists/listinfo/matplotlib-users
> >
> >
> >
> >
> ------------------------------------------------------------------------------
> > Put Bad Developers to Shame
> > Dominate Development with Jenkins Continuous Integration
> > Continuously Automate Build, Test & Deployment
> > Start a new project now. Try Jenkins in the cloud.
> > http://p.sf.net/sfu/13600_Cloudbees
> > _______________________________________________
> > Matplotlib-users mailing list
> > Mat...@li...
> > https://lists.sourceforge.net/lists/listinfo/matplotlib-users
> >
> >
> >
> >
>
>