Re: Plot/Graph widget for GTK2

[Allin Cottrell <cottrell wfu edu>]

On Mon, 25 Aug 2003, Alex Pavloff wrote:

> I'm looking for a plotting/graphing widget for GTK2.
>
> I've found the GtkPlot widget of GtkExtra, and this would work, but
> its written for Gtk1.  An attempted quick-and-dirty "fix the compile
> errors" port fell over when I ran into GtkPlot's use of postscript
> fonts in a way that's been completely superseded by Pango.

There is a Gtk2 version of gtkextra in CVS.

> I also found Guppi, but it relies on the GNOME libraries.  Since I
> have an embedded system, this isn't going to work.
>
> Both projects appear to be unmaintained also, so I think I'm on my
> own if I choose to use those.

Guppi is certainly unmaintained.  I'm not sure about gtkextra.  It's
my impression that it's somewhat buggy and nobody is really working on
fixing that.

> Does anyone have any other suggestions for a plotting/graphing
> widget?  It has to be constantly updated, but I don't need any user
> interaction with it. I was thinking about hacking something using
> gnuplot in the background creating a PNG which I then display
> normally.  Thoughts?  Comments?  Am I crazy?

I have used the sort of hack you're talking about: get gnuplot to
generate a PNG in the background, and display it in a GtkDrawingArea.
It works very well.

Allin Cottrell.