Creates an interactive map for a data.frame containing point coordinates, colored by a selected variable.
Arguments
- df
A data.frame containing columns for longitude and latitude.
- value
A string giving the name of the column in
df
to be visualized.- lon
A string with the name of the column containing longitude values. Default is
"lon"
.- lat
A string with the name of the column containing latitude values. Default is
"lat"
.- crs
Integer; EPSG code for the coordinate reference system. Default is
4326
.- at
Optional numeric vector; breakpoints used for visualization.