Re: [Matplotlib-users] Problems with matplotlib

[Todd M. <jm...@st...>]

On Wed, 2004-04-28 at 10:14, José Alexandre Nalon wrote:
> Greetings.
> 
> I'm new to matplotlib and to this list. I know it is a
> good thing to wait a little before posting, but I need
> some work done quickly, so I had to post a message as
> soon as I could. I also couldn't find in the list
> archives a solution to my problems, so I had to ask.
> Bear with me, please.
> 
> I must say that I'm very impressed with the overall
> quality of the figures generated with matplotlib, and
> the possibility to add TeX expression as labels is a
> fantastic feature that I have never even thought about
> (but now I can't live without).
> 
> I had some problems though, which I report below. Some
> of them I could solve (by hacking a little), others I
> didn't.
> 
> * I use TK backend, but also tried wx. They didn't work
>   well: in the TK backend, in interactive mode, the fi-
>   gure take a lot of time to be rendered, and sometimes
>   it does not. The same with wx. I looked into the
>   code of 'show' method in backend_tkagg.py, and did
>   some changes. The Tk.mainloop() was commented, I
>   uncommented it. I also changed the interactive mode
>   to False. By doing this, I lost the interactive
>   environment, but at least the figure shows quickly
>   when I use the 'show' command. I don't know if this
>   has been an issue for everyone, or if it is a problem
>   with compatibility with what I have installed here
>   (it is Python 2.3.2, Windows ME, Tk 8.4, if I'm right),
>   but if there is a better solution to it, I'd like to
>   hear.

I can't look at this today but I'll try to look tomorrow.

> * Also in the backend_tkagg.py there was two lines with
>   wrong identation. Line 181 (method show of
>   FigureManagerTkAgg class and line 416 (method update
>   of NavigationToolbar class) were not idented correctly.
>   I tried identing them and everything seems to be working
>   fine. I might have changed something that I shouldn't,
>   though.

I got these.  Thanks.

> * Well, here is my real problem. I need to generate EPS
>   files of my pictures for use with TeX (MiKTeX). I'm
>   having a lot of trouble with it (this includes problems
>   with the GS conversion tool, but that is beyond the
>   scope of this list). Basically, using TkAgg or the
>   savefig method, I can generate a PS file with the
>   figure. But the problem is that the figure does not
>   show well - it is bigger than the generated page, so a
>   very significant part of the figure is cut out. Is
>   there anyway to resize the picture or tell matplotlib
>   to fit the picture within specified dimensions (like
>   some and some centimeters or inches height and width)?
>   Resizing the drawing window _did_ solve the problem,
>   but then I can't generate the figures by scripting -
>   I would have to manually resize everyone of them.

I'm not sure it's made clear anywhere, but you can generate EPS by using
the extension ".ep" or ".eps".

Regards,
Todd

-- 
Todd Miller <jm...@st...>