Re: [R] Plot dataframe with color based on a column value

2021-01-24 Thread Luigi Marongiu
I did not know about matplot, but it did the work. using lines is my default procedure but it can be time-consuming. Thank you all. On Sun, Jan 24, 2021 at 6:45 PM Rui Barradas wrote: > > Hello, > > Base R: > > colrs <- rainbow(length(unique(ROI$Z))) > roi_wide <- reshape(ROI, v.names = "Y", time

Re: [R] Plot dataframe with color based on a column value

2021-01-24 Thread Rui Barradas
Hello, Base R: colrs <- rainbow(length(unique(ROI$Z))) roi_wide <- reshape(ROI, v.names = "Y", timevar = "Z", idvar = "X", direction = "wide") matplot(roi_wide, type = "l", lwd = 3, lty = "solid", col = colrs) Hope this helps, Rui Barradas Às 14:48 de 24/01/21, Luigi Marongiu escreveu: He

Re: [R] Plot dataframe with color based on a column value

2021-01-24 Thread Bert Gunter
No. I was wrong. ?plot.default says only one line color (the first) will be used. So it appears that you need to use lines(). Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic

Re: [R] Plot dataframe with color based on a column value

2021-01-24 Thread Bert Gunter
1. lines() *is* base R. 2. See the col argument of ?plot.default. Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Sun, Jan 24, 2021 at 6:48 AM Luigi Marongiu