Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-15 Thread Martin Maechler
> pstils > on Tue, 12 Mar 2024 17:50:46 +0100 writes: > HI Iñaki, > That's interesting. > I may be wrong but I think it's the Symbol font that's got the > substitution bug, not Helvetica. > ❯ fc-match "Symbol" > StandardSymbolsPS.t1: "Standard Symbols PS" "Regular" > Is what I

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-13 Thread Iñaki Ucar
Paul, what I still cannot understand is why Standard Symbols PS doesn't show all the symbols, if it is supposed to be a replacement of the legacy Standard Symbols L, see

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-13 Thread Iñaki Ucar
I see. Peter, you are right about the font that causes the issue. Paul, thanks for your insights. I'll bring this to the Fedora font experts to see if we can arrive at a more permanent fix. I'll report back with any conclusion. @Martin: Meanwhile, at least you have options. One is to embed the

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-13 Thread Paul Murrell
Hi I don't think this is an R issue (it is separate from the Cairo Symbol font problem). For PDF output, R actually relies on the Symbol font having the Adobe Symbol Encoding (Appendix D of the PDF Reference

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-12 Thread pstils
HI Iñaki,  That's interesting.  I may be wrong but I think it's the Symbol font that's got the substitution bug, not Helvetica.  ❯ fc-match "Symbol" StandardSymbolsPS.t1: "Standard Symbols PS" "Regular" Is what I get, but then in the Evince properties it's telling me that it's substituting

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-11 Thread Iñaki Ucar
Martin, I wouldn't rule out an R issue yet. Fonts are... tricky. So I'm cc'ing Paul Murrell here. I tried several viewers here and I see the following: Chrome, Firefox and Libreoffice Draw show the symbols; however, evince, okular and xournal++ agree on **not** showing the symbols. **If** there

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-11 Thread pstils
Hi Martin and Tim, I also have this bug. Though I think not necessarily with all the same fonts as Martin. Using Martin's code: https://imgur.com/a/ILUoe3H Fedora 39, Evince 45.0 It's a bug with Evince. I think. I think it's substituting in a font set that doesn't have all the required

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-11 Thread Tim Taylor
On Mon, 11 Mar 2024, at 1:15 PM, Martin Maechler wrote: > > Tim Taylor > > on Mon, 11 Mar 2024 11:42:35 + writes: > > > Hi Martin > > Probably not the answer you're looking for but on the latest Fedora 39 > (workstation edition) both locally, and on a freshly installed

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-11 Thread Martin Maechler
> Tim Taylor > on Mon, 11 Mar 2024 11:42:35 + writes: > Hi Martin > Probably not the answer you're looking for but on the latest Fedora 39 (workstation edition) both locally, and on a freshly installed VM (with just R-core installed), all fonts render correctly for me

Re: [R-sig-Fedora] evince not showing "greek" and "math" in *.pdf plots

2024-03-11 Thread Tim Taylor
Hi Martin Probably not the answer you're looking for but on the latest Fedora 39 (workstation edition) both locally, and on a freshly installed VM (with just R-core installed), all fonts render correctly for me in evince. $ evince --version GNOME Document Viewer 45.0 $ R --version R version