microscopic fonts in TL guis

[Siep Kroonenberg]

On Thu, Apr 23, 2020 at 10:44:02AM -0300, Jim Diamond via tex-live wrote:
> On Thu, Apr 23, 2020 at 12:46 (+0200), Siep Kroonenberg wrote:
> 
> > On Wed, Apr 08, 2020 at 11:31:36AM -0300, Jim Diamond via tex-live wrote:
> >> On Wed, Apr  8, 2020 at 16:20 (+0200), Zdenek Wagner wrote:
> 
> >>> my experience with SW written in ParlTk is that it (at least on my
> >>> computers) often starts with such tiny fonts. I am not an expert but
> >>> it helps if I use this command-line option:
> 
> >>> -font 'Helvetica,24'
> 
> >>> I tried different numbers and 24 looks well on my computer, you shoud
> >>> experiment with it. And this is not related to tlmgr --gui, this was
> >>> an experiment with a PerlTk program written by me. Maybe someone comes
> >>> with a better method.
> 
> >> Thanks Zdenek, that does the trick with tlmgr.  And *now* I see that
> >> option on page 28 of the tlmgr doc (mea culpa).
> 
> >> I had looked at "texdoc tlshell" and "texdoc tlcockpit" and neither
> >> give any enlightenment about fonts.  Obviously I gave up too quickly.
> 
> >> This solution doesn't work for tlshell or tlcockpit.  Norbert and
> >> Siep: any similar option(s) there?  If so, what do you think about adding
> >> them to the texdoc info?
> 
> > As I wrote to the tex-live list, font size in tlshell is now
> > scalable via the options menu.
> 
> > Additionally: I just found out that Tcl/Tk responds to the value of
> > Xft.dpi in ~/.Xresources, at least on myi ubuntu 18.04 system, which
> > has only a window manager (fvwm), and no desktop.
> 
> Siep,
> 
> thanks for that info.  (More info for the docs?  Or maybe everyone
> should be setting Xft.dpi by now?)
> 
>                                 Jim

Some experiments with settings in ~/.Xresources (on my system):

Xft.dpi: 196.0
is honored by Tcl/Tk and vim.gtk3, and ignored by Perl/Tk.

*Font: Cambria 18
is honored by Perl/Tk and ignored by Tcl/Tk and vim.gtk3.

-- 
Siep Kroonenberg