Re: [Matplotlib-users] Getting coordinates of the zoom rectangle

[Gökhan S. <gok...@gm...>]

On Mon, Apr 5, 2010 at 3:17 PM, Mauro Cavalcanti <mau...@gm...> wrote:

> Dear Gökhan,
>
> Thanks for your reply, but unfortunately it was not entirely helpful.
>
> The rectangle_selector.py exemple indeed seems to do what I want, by
> means of a callback function, however in the example program this
> function should print the rectangle coordinates to the screen but it
> does nothing.
>
>
Check the shell where you called the script. It updates when select a region
and release the mouse.


> BTW, where is the documentation for the matplotlib.widgets classes? I
> could find none.
>

Just browse the actual source .../lib/matplotlib/widgets.py. Classes are
methods are nicely documented. I would suggest you to use IPython to access
the docstrings with ease.

import matplotlib.widgets as w

w?

w.<TAB>


>
> Best regards,
>
> 2010/4/5 Gökhan Sever <gok...@gm...>:
> >
> >
> > On Mon, Apr 5, 2010 at 6:39 AM, Mauro Cavalcanti <mau...@gm...>
> wrote:
> >>
> >> Dear ALL,
> >>
> >> Good morning... Here is a question that may already have been asked
> >> (and answered), but not to my knowledge. Matplotlib's figure windows
> >> come with that handy navigation bar, which includes a Pan/Zoom button
> >> and a Zoom-to-rectangle button. Once a zoom rectangle is defined on a
> >> figure, is it possible to get the coordinates of it (that is, the
> >> lower and upper corner coordinates which define the zoom rectangle)?
> >> If so, how can this be done?
> >>
> >> Thanks in advance for any reply.
> >>
> >> With best regards,
> >>
> >> --
> >> Dr. Mauro J. Cavalcanti
> >> P.O. Box 46521, CEP 20551-970
> >> Rio de Janeiro, RJ, BRASIL
> >> E-mail: mau...@gm...
> >> Web: http://sites.google.com/site/maurobio
> >> Linux Registered User #473524 * Ubuntu User #22717
> >
> > Hi,
> >
> > Search for zoom_window.py and  rectangle_selector.py in your matplotlib
> > examples directory.
> >
> > --
> > Gökhan
> >
>
>
>
> --
> Dr. Mauro J. Cavalcanti
> P.O. Box 46521, CEP 20551-970
> Rio de Janeiro, RJ, BRASIL
> E-mail: mau...@gm...
> Web: http://sites.google.com/site/maurobio
> Linux Registered User #473524 * Ubuntu User #22717
>



-- 
Gökhan