Hi: You could always try cut() to discretize a continuous variable and then apply your vector of set colors to the discretized variable in ggplot2's scale_*_manual().
HTH, Dennis On Tue, Aug 9, 2011 at 9:26 AM, Adrienne Wootten <amwoo...@ncsu.edu> wrote: > All, > > I'm working with ggplot2 to produce some graphics that will be part of > my master's thesis. Here's what I would like to do here, (attached is > an example of how far I've gotten). > > I'm working on mapping the values of several different parameters for > each station in my study. So far I've been working with > scale_color_gradientn to handle the coloring. What I would like to do > is rather than have a smooth color gradient, I would like make the > values between A and B a set color, between B and C another color, and > so on. That's where I'm having an issue, because the values are all > continuous data, and it seems like the only thing which will let me > get anything close to what I would like (such as scale_color_manual) > requires a discrete dataset. > > I've reached an impasse with this and could really use some advice. > Thanks everyone! > > A > > -- > Adrienne Wootten > Graduate Research Assistant > State Climate Office of North Carolina > Department of Marine, Earth and Atmospheric Sciences > North Carolina State University > > ______________________________________________ > 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.