Thanks Iñaki, that worked a treat. Gavin
On Wed, 25 Mar 2020 at 04:28, Iñaki Ucar <iu...@fedoraproject.org> wrote: > > On Wed, 25 Mar 2020 at 01:14, Gavin Simpson <ucfa...@gmail.com> wrote: > > > > Dear list > > > > On Fedora 31 the pango library has recently updated to version >= 1.44 > > and in doing so has switched to using the HarfBuzz library (from > > FreeType) and dropped Adobe Type 1 font support. This causes problems > > with plotmath as all bar one of the glyphs doesn't render (see > > attached PNG image if it makes it through the list filters - if not I > > have shared a copy via my google drive: > > https://drive.google.com/file/d/1llFqKHD7LFKzQbVuq6sibY1UizRn7xxS/view?usp=sharing > > ) > > > > I'm not the only person who has come across this, e.g. > > https://stackoverflow.com/q/60656445/429846 and the resulting reported > > bug on the RedHat Bugzilla: > > https://bugzilla.redhat.com/show_bug.cgi?id=1815128 > > > > Beyond switching to `type = 'Xlib'`, has anyone worked around this > > issue on a Fedora 31 or later system? > > Adding de...@lists.fp.o to CC. A workaround is to avoid using PS fonts > for symbols. If you run the following, you'll see > > $ fc-match Symbol > StandardSymbolsPS.t1: "Standard Symbols PS" "Regular" > > So let's change this. Install a TTF symbol font, such as Symbola: > > $ sudo dnf install gdouros-symbola-fonts > > Then add the following to /etc/fonts/local.conf (system-wide) or > ~/.fonts.conf (just for your user): > > <fontconfig> > <match target="pattern"> > <test name="family"><string>Symbol</string></test> > <edit name="family" mode="prepend" binding="same"> > <string>Symbola</string> > </edit> > </match> > </fontconfig> > > Now you should see this: > > $ fc-match Symbol > Symbola.ttf: "Symbola" "Regular" > > and symbols should render correctly. > > Iñaki -- Gavin Simpson, PhD ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel