As you are using Rstudio stuff(ggplot, tidyverse,etc.), you might try the RStudio support site here <https://community.rstudio.com/> (note that they have rebranded under the banner "posit.co").
However, I would have also thought the R-sig-geo list was the best place to look for such help. Cheers, Bert On Tue, Jun 6, 2023 at 11:38 AM Kevin Zembower via R-help < r-help@r-project.org> wrote: > Hello, all, > > I asked a version of this question on the R-sig-geo list, but didn't get > any response. I'm asking here in the hopes of a wider audience. > > I'm trying to draw US Census map data, fetched with tigris, on top of a > base map fetched by the package OpenStreetMap. I'm hoping for the most > straight-forward solution. I made significant progress with leaflet(), > but didn't need the interactivity of the map. I just need a 2D, static > map that I can print and include in a document. > > Here's some of what I've tried so far: > ========================================== > library(tidyverse) > library(tigris) > options(tigris_use_cache = TRUE) > library(OpenStreetMap) > library(ggplot2) > > ## Get an Open Street Map: > rw_map <- openmap(nw, se, > type = "osm", > mergeTiles = TRUE) %>% > openproj(projection = "+proj=longlat +ellps=WGS84 +datum=WGS84 > +no_defs") > > ## Get an example census map: > rw_tract <- tracts(state = "MD", > county = "Baltimore city", > year = "2020") %>% > filter(NAME == "2711.01") > > ## This works: > autoplot.OpenStreetMap(rw_map) > > ## So does this: > plot(rw_tract$geometry) > > ## These don't: > autoplot.OpenStreetMap(rw_map) + > geom_sf(rw_tract$geometry) > > ggplot(map_data(rw_map), aes(long, lat)) > > > ggplot(aes(x="long", y="lat")) + > geom_sf(rw_map$geometry) > ===================================================== > > I think my problem in part is failing to fully understand the formats of > the rw_map and rw_tract containers. rw_tract says it's a simple feature > collection, but rw_map just gives me lists of the data. > > Can anyone help nudge me along in getting my rw_tract to be drawn on my > rw_map? Any advice or guidance on putting together map data from > different sources? > > And an over-arching question: Is moving in this direction, with ggplot2, > the way you would recommend accomplishing this task? Is there a simpler, > more straight-forward way of doing this? > > Thanks in advance for your help and efforts. > > -Kevin > > ______________________________________________ > 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. > [[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.
