gepaf (version 0.2.0)

encodePolyline: Encode Coordinates to Google Polylines

Description

Encode a data.frame of coordinates to a Google polyline.

Usage

encodePolyline(df_coords, factor = 5)

Value

An encoded polyline is returned.

Arguments

df_coords

a data frame of coordinates with two columns: latitudes and longitudes. Coordinates must be in decimal degrees (WGS84).

factor

number of decimal digits to be used.

Examples

coords <- data.frame(
  lat = c(38.5, 40.7, 43.252),
  lon = c(-120.2, -120.95, -126.453)
)
encpoly <- encodePolyline(coords)
encpoly