R/icons.R

In crazycapivara/openlayersr: An R Interface to 'OpenLayers'

#' Make icon
#'
#' Encode icon file to base64, so that it can be passed as \code{src} parameter
#' to \code{\link{marker_style}}.
#'
#' @param filename filename of icon
#'
#' @export
make_icon <- function(filename) { # nocov start
  paste("data:image/png;base64,", base64enc::base64encode(filename))
} # nocov end