Re: Q: Scientific notation in Obj. graphics

[Mirko Vukovic <mvukovic(at)taz.telusa.com>]

In article <949868028.999057@clam-55>,
  "Mark Hadfield" <m.hadfield@niwa.cri.nz> wrote:
> David Fanning <davidf@dfanning.com> wrote in message
> news:MPG.1306826917b80ccc989a0e@news.frii.com...
> > Mirko Vukovic (mvukovic@taz.telusa.com) writes:
> >
> > > In direct graphics I use textoidl and Hershey fonts
> > > for dealing with greek characters, subscripts and superscripts.
> > >
> > > What is the best way to deal with that in object graphics?
> > >
> > > I'm under the impression that in OG I have to declare a font,
> > > for example Hershey 4 and use it for a text object.  But how
> > > do I mix different Hershey fonts?
> >
> > Humm, well, *that's* a good question. You certainly can't
> > use the normal Hershey escape characters, as I just found
> > out to my chagrin. :-(
>
> Well there's the enable_formatting keyword to IDLgrText::Init:
>
>     ENABLE_FORMATTING (Get, Set)
>
>     Set this keyword to indicate that the text object should honor
>     embedded Hershey-style formatting codes within the strings.
>     (Formatting codes are described in Fonts.) The default is not
>     to honor the formatting codes.
>
> I know that this causes positioning codes like !E and !N to be
recognised
> (with TrueType as well as Hershey Fonts). I've never tried the codes
to
> select different fonts.

The little snippet of code I tried mixed succesfully roman and greek
Hershey fonts.
Makes me very happy.

Thanks a lot guys.

Mirko


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