Did you try gray.colors(3)? -- Gregory (Greg) L. Snow Ph.D. Statistical Data Center Intermountain Healthcare greg.s...@imail.org 801.408.8111
> -----Original Message----- > From: Jens Oldeland [mailto:oldel...@gmx.de] > Sent: Wednesday, September 01, 2010 2:43 PM > To: Greg Snow > Cc: r-help@r-project.org > Subject: Re: [R] Legend with fill = gray ? > > Hi, > > sorry for beeing unprecise. I am looking for a legend that has the same > colors as the barplot. For a coloured version I would simply use the > same fill=rainbow() option as used in creating the barplot. However, > this does not work when there are gray values, because there are not > defined in the barplot command. So, finally, the legend for the gray > scale figure needs a certain "fill=XXXX" command. 0.1:0.3 did not work, > of course, I thought this would be quite obvious. > > Any idea how to get the legend in the right shape? > > Thanks! > > Greg Snow schrieb: > > The phrase "does not work" can mean many things, it would help us to > help you if you spelled out what you expected and how what you saw > differs from what was expected. > > > > I suspect part of your problem may be in using 0.1:0.3, did you try > typing just that at the command line to see the result? The ':' > operator increments by 1 up until the largest values less than or equal > to the right side, in this case it returns the single value 0.1. > > > > Barplot uses the gray.colors function when you don't specify the > colors, perhaps using that will work for you. Or you could always pass > specific shades of grey like you pass specific colors, then you don't > need to guess or search. > > ______________________________________________ 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.
