Thanks Tony (and others). Setting oma corrects the problem. Mark Mark W. Kimpel MD ** Neuroinformatics ** Dept. of Psychiatry Indiana University School of Medicine
15032 Hunter Court, Westfield, IN 46074 (317) 490-5129 Work, & Mobile & VoiceMail (317) 399-1219 Skype No Voicemail please On Mon, Oct 12, 2009 at 1:41 PM, Tony Plate <tpl...@acm.org> wrote: > Try playing around with the "oma" setting in par() -- it sets the outer > margins, which by default are zero. > > The following shows the mtext label for me, using the windows device: > > par(mfrow=c(2,2)) >> par("oma") >> > [1] 0 0 0 0 > >> par("oma"=c(0,0,2,0)) >> for (i in 1:4) plot(0:1,0:1) >> mtext(text = "my test plots", side = 3, outer = TRUE) >> >> > Mark Kimpel wrote: > >> I'm trying to use mtext to create a main title over multiple plots. Below >> is >> a simple self-contained example and my sessionInfo (I should note I've >> also >> tried this with R-2.8.1 with the same results). When I execute the code >> chunk below, I get the plots, but no title. I've tried this using the >> screen >> driver, pdf, and postscript. I've used different sizes of paper. I suspect >> I >> am making an elementary error but searching the help files and help >> archives >> hasn't provided me an answer. >> >> Thanks for any help, Mark >> >> ############################################# >> setwd("~/Desktop") >> pdf("my.test.plots.pdf", paper = "letter") >> par(mfrow=c(2,2)) >> for (i in 1:4){ >> plot(1:6, 1:6) >> } >> mtext(text = "my test plots", side = 3, outer = TRUE) >> dev.off() >> # >> >> R version 2.10.0 Under development (unstable) (2009-09-21 r49771) >> x86_64-unknown-linux-gnu >> >> locale: >> [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C >> [3] LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 >> [5] LC_MONETARY=C LC_MESSAGES=en_US.UTF-8 >> [7] LC_PAPER=en_US.UTF-8 LC_NAME=C >> [9] LC_ADDRESS=C LC_TELEPHONE=C >> [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> other attached packages: >> [1] car_1.2-15 >> >> loaded via a namespace (and not attached): >> [1] tools_2.10.0 >> >> Mark W. Kimpel MD ** Neuroinformatics ** Dept. of Psychiatry >> Indiana University School of Medicine >> >> 15032 Hunter Court, Westfield, IN 46074 >> >> (317) 490-5129 Work, & Mobile & VoiceMail >> (317) 399-1219 Skype No Voicemail please >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> >> > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.