If you haven't already done so, I strongly recommend that you stop doing what you're doing until you first spend some time with an R tutorial or two. You can find some good suggestions here:
https://www.rstudio.com/online-learning/#R rseek.org is also a good resource for R queries; "plot maps" brought up lots of relevant hits. -- Bert 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 Sat, Nov 19, 2016 at 10:32 AM, Jackson Hooten <jlhoo...@eckerd.edu> wrote: > Hello R Help, > > I am fairly new to R and have been scouring the internet trying to find > useful tips, tricks and advice with how to solve my problems with R. I > finally was able to find you guys, and am now asking for your help. I have > a number of different questions regarding R. My most pressing question is, > how does one get a map of a very specific area into R? I've been following > a tutorial that one of my teachers sent me and been following his code. > However, every time I input this code I get a warning message: > > My teacher's code: >> plot(map, col="dimgray", border=F, add=T) > > The Error code I get every time I input the above code: >> Error in plot.window(...) : need finite 'ylim' values > In addition: Warning messages: > 1: In xy.coords(x, y, xlabel, ylabel, log) : NAs introduced by coercion > 2: In min(x) : no non-missing arguments to min; returning Inf > 3: In max(x) : no non-missing arguments to max; returning -Inf > 4: In plot.window(...) : "border" is not a graphical parameter > 5: In plot.window(...) : "add" is not a graphical parameter > > So, what I think I figured out was that I didn't possess the "map" that my > teacher had in his R program. So I went to try and figure out how to get my > own map into my R session. I found this line of code to try and input a > good Google Earth map I found that I need for my study. But, alas, this > code didn't work either and I got more Error codes. > > The code I used: >> img <-readPNG(system.file("img", "Seal_Island_Map.png", package="png")) > > The Error code I get every time I input the above code: >> Error in readPNG(system.file("img", "Seal_Island_Map.png", > package="png")) : unable to open > > > For the life of me, I have not been able to find anything anywhere that can > help me solve these problems. What am I doing wrong? Can you all help? > Thank you and I hope to talk to you all soon. > > Sincerely, > Jackson > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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 -- To UNSUBSCRIBE and more, see 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.
