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0415fa5
2011 May 02
2
Help with coloring segments on a plot
...am using below. I have also copied below a small
excerpt of the simple data I am plotting - with the headers at the top.
Thank you so much for your help.
Paul Davison
University of Cambridge, UK
> data = read.csv("r.test.data.csv", header = TRUE)
> with(data, {
+ par(bg="#0B5FA5")
+ par(lwd=0.01)
+ plot(NA, NA,
+ xlim = range(start.x.co.ordinate, end.x.co.ordinate, 50000),
+ ylim = range(start.y.co.ordinate, end.y.co.ordinate, 50000),
+ type = "n", ann = FALSE, axes = FALSE)
+ segments(start.x.co.ordinate, start.y.co.ordinate,
+ end.x.co.ordinate, end.y.co.o...