po_line {d3po}R Documentation

Line

Description

Plot an line chart.

Usage

po_line(d3po, ..., data = NULL, inherit_daes = TRUE)

Arguments

d3po Either the output of d3po() or d3po_proxy().
... Aesthetics, see daes().
data Any dataset to use for plot, overrides data passed to d3po().
inherit_daes Whether to inherit aesthetics previous specified.

Value

an 'htmlwidgets' object with the desired interactive plot

Examples

if (interactive()) {
  trade_by_continent <- d3po::trade
  trade_by_continent <- aggregate(
    trade ~ year + reporter_continent,
    data = trade_by_continent,
    FUN = sum
  )

  # Assign colors to continents
  my_pal <- tintin::tintin_pal(option = "The Broken Ear")(7)

  names(my_pal) <- c(
    "Africa", "Antarctica", "Asia",
    "Europe", "North America", "Oceania", "South America"
  )

  d3po(trade_by_continent, width = 800, height = 600) %>%
    po_line(daes(x = year, y = trade, group = reporter_continent, color = my_pal)) %>%
    po_labels(
      x = "Year",
      y = "Trade (USD billion)",
      title = "Trade Distribution by Reporter Continent in 2019 and 2023"
    )
}

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