Re: [Matplotlib-users] Fwd: Keep list of figures or plots and flip through list using UI

[Thomas C. <tca...@gm...>]

Probably in the embedding examples.

There was an effort to start a mpl specific cook book a while a ago based
around a wx/glade example but I have lost track of where that is.

Tom

On Wed, Feb 18, 2015, 12:49 Ryan Nelson <rne...@gm...> wrote:

> Tom et al.,
>
> I don't know about this exact application... However, a couple of months
> ago, I asked on the Scipy mailing list about updating the Scipy cookbook
> page for Qt/Matplotlib (
> http://wiki.scipy.org/Cookbook/Matplotlib/Qt_with_IPython_and_Designer),
> but I never got a response. The cookbook example is terribly out of date,
> so I worked out a pretty simple example that essentially reproduces the Qt
> backend plotting window. See my post (
> http://mail.scipy.org/pipermail/scipy-dev/2014-December/020258.html) for
> an initial version of the code. I may have updated it since that time. If
> you are asking for an example for the MPL docs, I would be happy to write
> my example up with some picts, if you could tell me where the most
> appropriate place in the documentation would be for such an addition.
>
> (However, it sounds like Creator will supersede Designer for Qt5 so...)
>
> Ryan
>
> On Wed, Feb 18, 2015 at 12:31 PM, Thomas Caswell <tca...@gm...>
> wrote:
>
>> A good tutorial on how to make mpl play nice with QtDesigner would be a
>> useful thing to have in the documentation.  It would be appreciated if you
>> could take a crack at writing that up.
>>
>> Tom
>>
>> ---------- Forwarded message ---------
>> From: tenspd137 . <dcd...@gm...>
>> Date: Wed Feb 18 2015 at 12:25:10 PM
>> Subject: Re: [Matplotlib-users] Keep list of figures or plots and flip
>> through list using UI
>> To: Thomas Caswell <tca...@gm...>
>>
>>
>> Funny thing - shortly after I wrote you - I figured it out.  I have a
>> GUI/Dialog I created with designer that has a push button which cycles
>> between two plots I stored in a list.  If you would like to see my
>> code, I would be more than happy to share.  It isn't fabulous, but it
>> show the mechanics.  I will also take a look at what you just posted
>> above.
>>
>> Much appreciated!
>>
>> -C
>>
>>
>>
>>
>> On Wed, Feb 18, 2015 at 10:19 AM, Thomas Caswell <tca...@gm...>
>> wrote:
>> > Please ping the mailing list again (I cc'd the list on this).
>> >
>> > See
>> > https://github.com/tacaswell/leidenfrost/blob/master/
>> leidenfrost/gui/reader_gui.py#L636
>> > (sorry for the code quality, this is a bespoked gui I wrote as part of
>> my
>> > PhD work, you might be the second person to ever read this code) for a
>> Qt
>> > object that wraps up a `Figure` in a nice-embedded way.  Using this
>> directly
>> > you can keep a list of these objects around and show/hide them using
>> > standard Qt methods.  Modifying this a bit you could make this class
>> based
>> > on a standard Qt widget, embed them all in a main window/what have you
>> and
>> > then again use standard Qt methods to show/hide individual plots as you
>> > wish.
>> >
>> > Tom
>> >
>> >
>> > On Wed Feb 18 2015 at 12:00:27 PM tenspd137 . <dcd...@gm...>
>> wrote:
>> >>
>> >> Sorry for digging this back up, but I can't seem to get this to work.
>> >> I looked at glue as you suggested, but the page says it only supports
>> >> python 2.7.  As for the Qt examples I can find, all I see how to do is
>> >> to feed a single plot widget different data sets - but nothing on
>> >> dynamically changing the underlying widget and redrawing.  Would you
>> >> maybe take a look at my code and tell me what it is I am missing?  If
>> >> so, I'll send it to you.
>> >>
>> >> Much appreciated.
>> >>
>> >> -C
>> >>
>> >> On Tue, Feb 10, 2015 at 6:48 PM, tenspd137 . <dcd...@gm...>
>> wrote:
>> >> > No problem - thanks for the reply.  I tried your suggestion of
>> keeping
>> >> > a widget for each plot, but I couldn't get the main window to refresh
>> >> > correctly - maybe I was doing something wrong.  I'll give it another
>> >> > try as soon as I get a chance.  In the meantime, I'll check out glue
>> >> > as well - it looks pretty cool.
>> >> >
>> >> > I might bug you one more time if I can't figure it out, but I am not
>> >> > in a hurry and I probably just overlooked something. :)
>> >> >
>> >> > Thanks and much appreciated!
>> >> >
>> >> > -C
>> >> >
>> >> > On Tue, Feb 10, 2015 at 2:44 PM, Thomas Caswell <tca...@gm...>
>> >> > wrote:
>> >> >> Sorry this didn't get a response for so long.
>> >> >>
>> >> >> The core of the embedding in Qt is at QWidget which contains the
>> >> >> canvas.
>> >> >> Anything you want to do with a QWidget you can do with the canvas.
>> >> >> Independently you need to maintain the mpl level plotting objects
>> (the
>> >> >> Figure, Axes, and Artist objects) (well, you don't _need_ to, you
>> can
>> >> >> get to
>> >> >> them through the canvas object, but to keep your self sane I highly
>> >> >> recommend keeping track of the mpl objects your self, this linkage
>> is
>> >> >> there
>> >> >> so that GUI generated draw commands can trigger a re-rendering of
>> the
>> >> >> figure).
>> >> >>
>> >> >> I would just have a widget for each of the plots you want to have
>> and
>> >> >> then
>> >> >> cycle which one is visible in the main window, that is probably a
>> lot
>> >> >> easier
>> >> >> than trying to attach and detach canvases from Figures.
>> >> >>
>> >> >> I would also take a look at glue
>> >> >> http://www.glueviz.org/en/stable/installation.html who may have
>> solved
>> >> >> many
>> >> >> of these problems for you.
>> >> >>
>> >> >> Tom
>> >> >>
>> >> >> On Thu Feb 05 2015 at 1:03:16 PM tenspd137 . <dcd...@gm...>
>> >> >> wrote:
>> >> >>>
>> >> >>> Hi all,
>> >> >>>
>> >> >>> I often have scripts that make a lot of plots, and I would like to
>> be
>> >> >>> able to create the plots and then have a UI tool that shows a list
>> of
>> >> >>> their titles, click on the title and have the plot be drawn in a
>> >> >>> window.  So far, I have been able to use PyQt to create a UI with a
>> >> >>> list box and a Widget to display plots.  What I can't seem to
>> figure
>> >> >>> out is how to make a bunch of plots and then have the Window
>> update.
>> >> >>>
>> >> >>> So, in psuedo code:
>> >> >>>
>> >> >>> list of plots = []
>> >> >>>
>> >> >>> Go through datasets:
>> >> >>>         plots.append(plot(dataset))
>> >> >>>
>> >> >>> For plot in plots:
>> >> >>>        add plot title to UI list, position in list is reference
>> back
>> >> >>> into list of plots
>> >> >>>
>> >> >>> On UI:
>> >> >>>         click on plot name/title
>> >> >>>         widget draws plot
>> >> >>>
>> >> >>>
>> >> >>> So - basically like docked plots, except there is just a list to
>> the
>> >> >>> side instead (much cleaner IMHO)
>> >> >>>
>> >> >>> I haven't been able to find any examples from googling.  Has any
>> one
>> >> >>> been able to do this or seen examples?
>> >> >>>
>> >> >>>
>> >> >>> Any help or suggestions are appreciated!
>> >> >>>
>> >> >>> Thanks!
>> >> >>>
>> >> >>> :
>> >> >>>
>> >> >>>
>> >> >>>
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