我使用连接到谷歌地图的 ggmap 制作了一张地图,但是当我试图将 RMarkdown 文件编织成 PDF 时,我遇到了 LaTex Unicode 错误的问题。有人可以帮忙吗?
! LaTeX Error: Unicode character ^^\[ (U+001B)
not set up for use with LaTeX.
我用R写的代码如下:
library(ggmap) google_api = "AIzaSyBagqJeHTLlxDajY5t01iQE2CcI7LXwOzk"
ggmap::register_google(key=google_api)
bbox = c(left=-125,bottom=24,right=-67,top=49)
statesmap = ggmap(get_stamenmap(bbox,zoom=5,maptype="toner-lite"))
statesmap + geom_point(data = d3, aes(x = lon, y = lat, size = cases), color="plum4",alpha = 0.3)
我试图将输出更改为:
output:
bookdown::pdf_document2:
latex_engine: lualatex
tufte::tufte_handout:
latex_engine: xelatex
但是它遇到了另一个错误:
! Text line contains an invalid character.
l.585 ## i Google's Terms of Service:
\]8;;https://mapsplatform.google.com\<ht...