-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Thank you,
It seems that a list of plots is just possible using lattice plots. But that's a good keyword for me to look for, I appreciate your help! Lothar Christos Hatzis wrote: > Yes, you can do that for lattice-based plots. The functions in the lattice > package produce objects of class "trellis" which can be stored in a list and > processed or updated at a later time: > > library(lattice) > attach(barley) > plotList <- list(length=3) > plotList[[1]] <- xyplot(yield ~ site, data=barley) > plotList[[2]] <- xyplot(yield ~ variety, data=barley) > plotList[[3]] <- xyplot(yield ~ year, data=barley) > > plotList > plotList[[3]] <- update(plotList[[3]], yaxis="Yield (bushels/acre)") > print(plotList[[3]]) > > Obviously, you can store any lattice-based plot in the list. > > HTH. > > -Christos > > Christos Hatzis, Ph.D. > Nuvera Biosciences, Inc. > 400 West Cummings Park > Suite 5350 > Woburn, MA 01801 > Tel: 781-938-3830 > www.nuverabio.com > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Lothar > Botelho-Machado > Sent: Wednesday, August 16, 2006 4:49 PM > To: r-help@stat.math.ethz.ch > Subject: Re: [R] Plots Without Displaying > > Prof Brian Ripley wrote: >>> Yes, see >>> >>> ?jpeg >>> ?bitmap >>> >>> and as you didn't tell us your OS we don't know if these are available >>> to you. >>> >>> jpeg(file="test.jpg") >>> boxplot(sample(100)) >>> dev.off() >>> >>> may well work. >>> >>> 'An Introduction to R' explains about graphics devices, including these. >>> >>> >>> On Wed, 16 Aug 2006, Lothar Botelho-Machado wrote: >>> >>>> -----BEGIN PGP SIGNED MESSAGE----- >>>> Hash: SHA1 >>>> >>>> R Help Mailing List, >>>> >>>> >>>> I'd like to generate a plot that I could display and/or store it as e.g. >>>> jpeg. But unfortunately always a plotting window opens. Is it >>>> possible to prevent that? >>>> >>>> I tried the following: >>>> R> bp<-boxplot( sample(100), plot=FALSE) >>>> >>>> This works somehow, but it only stores data (as discribed in the >>>> help) in bp and it is not possible afaik to display bp later on or >>>> store them as a jpeg. >>>> >>>> The next: >>>> R> p<-plot(sample(100), sample(100), plot=FALSE) >>>> ..and also a variant using jpeg() didn't work at all. >>>> >>>> Is there a way to generally store the plots as object, without >>>> displaying them, or perhaps directly saving them to disc as jpeg? >>>> >>>> A "Yes" or "No" or any further help/links are appreciated!!! >>> > > > > Thank you for the explanation and your patience in answering me this > obviously very simple question!! > > Originally I tried to store plots directly in a list. So writing them > directly to disc was just a good alternative. I knew that that jpeg() > provides functionality for that, but didn't use it correctly. > > Hence, is it also possible to store a plot in a list, somehow? > > Kind regards, > Lothar ______________________________________________ R-help@stat.math.ethz.ch 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. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFE5HU1HRf7N9c+X7sRAguEAJ4855nuonJaB9VXHkGOr/SZhqow8wCfXcuB o8oqpYoJ7MXgnVtnuGAE5Yk= =ZWgN -----END PGP SIGNATURE----- ______________________________________________ R-help@stat.math.ethz.ch 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.
