Re: [Matplotlib-users] Fwd: Problem with adding an artist from one axes instance to another

[<bh...@de...>]

"John Hunter" <jd...@gm...> writes:

>> But this fails to plot the first rectange in the resulting plot. The
>> second, red rectangle is painted correctly in the resulting plot, but
>> the first one is totaly missing in the plot, leaving only a line in
>> the plot. Is there some kind of internal status that has to be
>> resettet in the actors?
>
> When you add an artist to the Axes, it checks to see if you have set a
> transformation.  If you haven't, it will set the default axes
> transformation.  If you have, it leaves the transformation unchanged.
> This is why you are seeing the problems you see.
>
> Before adding them to the second axes, you need to reset the
> transformation for each line, text, etc....
>
>
> for artist in ax.get_child_artists():
>    artist.set_transform(ax2.transData)
>    if isinstance(artist, Line2D):
>        ax2.add_line(artist)
>    elif ....
>
> should work....

It does. It helps me a lot, thank you.

Regards
Berthold
--=20
ber...@xn... / <http://h=C3=B6llmanns.de/>
bh...@we...                 / <http://starship.python.net/crew/bhoel/>