>> Dear R Mac folks, >> >> I have not seen a thread on this so I thought I would get some input >> regarding tiff output on a Mac. >> I am currently running OS 10.6.1 and R 2.9.2 GUI 1.29 Tiger build 32-bit >> (5464). >> >> I realize that the easiest way to save a plot is to select File, Save >> As. Which outputs a .pdf file. However, if I insert this graphic into >> Microsoft Word and send it to a friend on Windows the file gets >> mangled (the quality is decreased significantly). So I am working on >> just writing high quality tiff files which seem to display well all on >> both platforms. Tiffs also seems to be one of the preferred file types >> for many journals in my field. >> > > PNG is the format of choice these days and better supported in general. TIFF > is more rare, but there is some support. > > If you want 1:1 result of what you see in the Quartz window then the best > way is to use quartz.save() as it maintains sizes to produce WYSIWYG > results, e.g: > > quartz.save("foo.tif","tiff",dpi=600) > > Cheers, > Simon
Thank you David and Simon, This is very helpful. I was not aware of quartz.save() or the Grab utility. Also I will have another look at the png format. Michael > > >> Here are the options I have found that work on Macs. >> >> >> # requires Ghostscript >> bitmap(file="MacTest.tiff", type = "tifflzw", >> height = 7, width = 7, res = 600, >> units = "in") >> plot(rpois(1:40,10)) >> dev.off() >> >> >> tiff('Mactest.tiff', width = 5, height = 5, units = 'in', res = 600) >> plot(rpois(1:100,1)) >> dev.off() >> >> quartz(height = 7, width = 7, type = 'tiff', file = 'MacTest.tiff',bg >> = 'white',dpi = 600) >> hist(rpois(1:100,1)) >> dev.off() >> >> >> hist(rpois(1:100,1)) >> # line are not all dark in output, not sure which tiff type to use... >> dev2bitmap(file = 'MacTest.tiff', type = 'tiff24nc', height = 7, width >> = 7, res = 600, >> units = 'in') >> >> >> I have noticed that for bitmap and tiff the font and symbol size seems >> to differ between the R session plot and the output plot. >> Are there other graphic output options that I am missing here? Any >> tips would be most appreciated. >> Thanks in advance, -- Michael Denslow Graduate Student I.W. Carpenter Jr. Herbarium [BOON] Department of Biology Appalachian State University Boone, North Carolina U.S.A. -- AND -- Communications Manager Southeast Regional Network of Expertise and Collections sernec.org _______________________________________________ R-SIG-Mac mailing list R-SIG-Mac@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-mac