highcharter (version 0.7.0)

hc_add_series_map: Add a map series

Description

Add a map series

Usage

hc_add_series_map(hc, map, df, value, joinBy, ...)

Arguments

hc

A highchart htmlwidget object.

map

A list object loaded from a geojson file.

df

A data.frame object with data to chart. Code region and value are required.

value

A string value with the name of the columnn to chart.

joinBy

What property to join the map and df

...

Additional shared arguments for the data series (http://api.highcharts.com/highcharts#series).

Details

This function force the highchart object to be map type.

Examples

# NOT RUN {
library("dplyr")

data("USArrests", package = "datasets")
data("usgeojson")

USArrests <- mutate(USArrests, state = rownames(USArrests))

highchart() %>% 
  hc_title(text = "Violent Crime Rates by US State") %>% 
  hc_subtitle(text = "Source: USArrests data") %>% 
  hc_add_series_map(usgeojson, USArrests, name = "Murder arrests (per 100,000)",
                    value = "Murder", joinBy = c("woename", "state"),
                    dataLabels = list(enabled = TRUE,
                                      format = '{point.properties.postalcode}')) %>% 
  hc_colorAxis(stops = color_stops()) %>% 
  hc_legend(valueDecimals = 0, valueSuffix = "%") %>%
  hc_mapNavigation(enabled = TRUE) 

# }
# NOT RUN {
data(worldgeojson, package = "highcharter")
data("GNI2014", package = "treemap")

highchart(type = "map") %>% 
  hc_add_series_map(map = worldgeojson, df = GNI2014, value = "GNI", joinBy = "iso3") %>% 
  hc_colorAxis(stops = color_stops()) %>% 
  hc_tooltip(useHTML = TRUE, headerFormat = "",
  pointFormat = "this is {point.name} and have {point.population} people with gni of {point.GNI}")
  
 
# }
# NOT RUN {
  
# }