conflicting changesets for __go_draw_axes__

[Ethan Merritt]

On Thursday 18 June 2009, Ben Abbott wrote:
> I just noticed an unexpected conflict between two changesets.
> 
> The one below changed the format for tick labels for log scale to be  
> "10^{%T}"
> 
> 	http://hg.savannah.gnu.org/hgweb/octave/rev/f2152fad3563
> 
> This more recent one dropped the "*" from the x11 fontspec (as gnuplot  
> passed this to x11 which apparently results in a search through its  
> fontpath for each text object with that fontspec. Hence some  
> complaints that plotting was slowed down.
> 
> 	http://hg.savannah.gnu.org/hgweb/octave/rev/a00e219c402d
> 
> I see no reason why changing the gnuplot fontspec from "*,12" to ",12"  
> would impact text objects with a format specification of "10^{%T}",  
> but when both of these changes are present, the log scale axes label  
> are always "10" with no exponent.
> 
> Using the current developers sources, this problem can be seen by ...
> 
> 	clf
> 	semilogy (1:100)
> 
> Petr / Ethan, I've cc'd you in the hope one of you can give me some  
> advice as to why this is happening and how to fix it (I see it in both  
> a recent copy of gnuplot's developers sources as well as in 4.2.2).
> 
> Ben

I can't reproduce it here from inside gnuplot.
set log y
set format y "10^{%T}"
set term x11 enhanced
plot x^2

show the expected superscripts.

set term x11 font "*"
or 
set term x11 font ",12"

also works as expected.