Decode PL

Decodes an encoded polyline into the series of lat/lon coordinates that specify the path

decode_pl(encoded)

Arguments

encoded	String. An encoded polyline

Value

data.frame of lat/lon coordinates

Note

An encoded polyline is generated from google's polyline encoding algorithm (https://developers.google.com/maps/documentation/utilities/polylinealgorithm).

See also

encode_pl, google_directions

Examples

## polyline joining the capital cities of Australian states
pl <- "nnseFmpzsZgalNytrXetrG}krKsaif@kivIccvzAvvqfClp~uBlymzA~ocQ}_}iCthxo@srst@"

df_polyline <- decode_pl(pl)
df_polyline
#>         lat      lon
#> 1 -37.78808 144.9756
#> 2 -35.26356 149.1724
#> 3 -33.85217 151.2378
#> 4 -27.41079 152.9956
#> 5 -12.38293 130.7812
#> 6 -31.87756 115.7959
#> 7 -34.84988 138.5596
#> 8 -42.84375 147.3486