Re: [Matplotlib-users] line segments in a scatter plot

[Nils W. <ni...@go...>]

Hi Ben,

I have attached a sample scatter plot. The task is to add lines to the
scatter plot.

Nils


On Thu, Dec 11, 2014 at 3:47 PM, Benjamin Root <ben...@ou...> wrote:

> Nils,
>
> Perhaps the rectangle selector might be of use? It defaults to a draw mode
> of 'box', but you can set it to line so that it looks like a ruler widget.
>
> http://matplotlib.org/api/widgets_api.html#matplotlib.widgets.RectangleSelector
>
> I can imagine that you could set up a selector callback that could then
> query the data on the graph to "snap" the final line to the nearest points
> on the graph, creating a Line2D object on the fly. Is that what you are
> looking for?
>
> Cheers!
> Ben Root
>
>
>
> On Thu, Dec 11, 2014 at 8:47 AM, Nils Wagner <ni...@go...>
> wrote:
>>
>> Hi all,
>>
>> how can I create line segments between consecutive selected points of a
>> scatter plot in an interactive manner ? It should be possible to create
>> several unclosed polygonal lines. Each polygonal line might have
>> a different color.
>>
>> A small example is appreciated.
>>
>> Thanks in advance.
>>
>>
>>
>>
>>
>> --
>> View this message in context:
>> http://matplotlib.1069221.n5.nabble.com/line-segments-in-a-scatter-plot-tp44602.html
>> Sent from the matplotlib - users mailing list archive at Nabble.com.
>>
>>
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