valuemap (version 2.0.4)

valuemap_h3: Making choropleth map with data.frame of h3 address

Description

This function make a leaflet object. You can easily visualize your data.frame with h3 address "name" column based on "value" column. You have options : background map (= map) color legend boundary values (= legend.cut) color palette for color legend (= palette) showing "value" number on center of polygons (= show.text) color for "value" number text on center of polygons (= text.color)

Usage

valuemap_h3(
  data,
  map = providers$OpenStreetMap,
  legend.cut = NULL,
  palette = "Blues",
  show.text = TRUE,
  text.color = "black",
  text.format = function(x) x
)

Value

A leaflet object.

Arguments

data

A data.frame object who has "h3_addr" & "value" columns ("value" column must be numeric type)

map

A map name of leaflet::providers

legend.cut

A numeric vector which means color legend boundary values

palette

A color name of RColorBrewer palettes

show.text

A boolean who determines showing "value" number on center of polygons

text.color

A color name for "value" number text on center of polygons

text.format

A format function for "value" number text on center of polygons

Examples

if (interactive()){
  valuemap_h3(seoul_h3, legend.cut=1:6, show.text=FALSE)
}