On Mon, Apr 9, 2012 at 12:40 PM, Jason Rodriguez <jason.rodrig...@dca.ga.gov> wrote: > Hello, I have a graphics-related question: > > I was wondering if anyone knows of a way to create a bar chart that is > colored with a three-part gradient that changes at fixed y-values. Each bar > needs to fade green-to-yellow at Y=.10 and from yellow-to-red at Y=.20. Is > there an option in a package somewhere that offers an easy way to do this?
?rainbow ?hsv In R "an easy way" is an ill-defined term. In the absence of actual data: bpd <- matrix(c(1,seq(0,1,l=64),2,1,seq(0,1,l=64),5,1,seq(0,1,l=64),7),nc=3) mycols <- c('green',rainbow(64,start=0,end=.4)[64:1],'red') barplot(bpd,col=mycols,border=NA) "Easy" enough ? Cheers > > Attached is a chart I macgyvered together in Excel using a combination of a > simple bar chart, fit line, and some drawing tools. I want to avoid doing it > this way in the future by finding a way to replicate it in R. > > Any ideas? > > Thanks, > > Jason Michael Rodriguez > Data Analyst > State Housing Trust Fund for the Homeless > Georgia Department of Community Affairs > Email: jason.rodrig...@dca.ga.gov > > > ______________________________________________ > 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. > ______________________________________________ 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.