Hello John & NG, thank you very much for your answer. I
> had actually make it working using Line2D instances for
> every point in the plot (every well location has its own
> Line2D object associated). It works reasonably well, but I
> have some doubts about my implementation... First of all,
> I don't know how actually *delete* a Line2D from the plot
ax.lines.remove(someline)
> (when the well should be hidden) and, moreover, when I
> have a large number of wells it takes quite a long time to
> create all the Line2D instances and plot them... Do you
> think it will work faster/better if I use a
> RegularPolyCollection?
Yes, plotting a large number of Line2D instances will be significantly
slower than using a collection. Give it a try!
JDH