Manual color scale — scale-color-manual • vchartr

Manual color scale

Discrete color scale

Usage

v_scale_color_manual(vc, values)

v_scale_fill_manual(vc, values)

v_scale_color_discrete(vc, palette)

v_scale_fill_discrete(vc, palette)

Arguments

vc: An htmlwidget created with vchart() or specific chart's type function.
values: A named list with data values as name and color as values
palette: A color vector or the name of an R palette.

Value

A vchart() htmlwidget object.

Examples


library(vchartr)

subset(electricity_mix, country %in% c("France", "Canada")) %>% 
  vchart() %>% 
  v_bar(aes(country, generation, fill = source)) %>% 
  v_scale_fill_manual(c(
    "oil" = "#80549f",
    "coal" = "#a68832",
    "solar" = "#d66b0d",
    "gas" = "#f20809",
    "wind" = "#72cbb7",
    "hydro" = "#2672b0",
    "nuclear" = "#e4a701"
  ))


vchart(palmerpenguins::penguins) %>%
  v_scatter(
    aes(x = flipper_length_mm, y = body_mass_g, color = species)
  ) %>%
  v_scale_color_manual(c(
    Adelie = "#ffa232",
    Chinstrap = "#33a2a2",
    Gentoo = "#b34df2"
  ))


library(vchartr)

subset(electricity_mix, country %in% c("France", "Canada")) %>% 
  vchart() %>% 
  v_bar(aes(country, generation, fill = source)) %>% 
  v_scale_fill_discrete("Okabe-Ito")


subset(electricity_mix, country %in% c("France", "Canada")) %>% 
  vchart() %>% 
  v_bar(aes(country, generation, fill = source)) %>% 
  v_scale_fill_discrete("ggplot2")


# or 
subset(electricity_mix, country %in% c("France", "Canada")) %>% 
  vchart() %>% 
  v_bar(aes(country, generation, fill = source)) %>% 
  v_scale_fill_discrete(palette.colors(palette = "ggplot2")[-1])