e-tooltip: Tooltip

In echarts4r: Create Interactive Graphs with 'Echarts JavaScript' Version 5

Tooltip

Description

Customise tooltip

Usage

e_tooltip(e, trigger = c("item", "axis"), formatter = NULL, ...)

e_tooltip_item_formatter(
  style = c("decimal", "percent", "currency"),
  digits = 0,
  locale = NULL,
  currency = "USD"
)

e_tooltip_choro_formatter(
  style = c("decimal", "percent", "currency"),
  digits = 0,
  locale = NULL,
  currency = "USD"
)

e_tooltip_pie_formatter(
  style = c("decimal", "percent", "currency"),
  digits = 0,
  locale = NULL,
  currency = "USD",
  ...
)

e_tooltip_pointer_formatter(
  style = c("decimal", "percent", "currency"),
  digits = 0,
  locale = NULL,
  currency = "USD"
)

Arguments

e	An echarts4r object as returned by e_charts or a proxy as returned by echarts4rProxy.
trigger	What triggers the tooltip, one of item or axis.
formatter	Item and Pointer formatter as returned by e_tooltip_item_formatter, e_tooltip_pointer_formatter, e_tooltip_pie_formatter.
...	Any other option to pass, check See Also section.
style	Formatter style, one of decimal, percent, or currency.
digits	Number of decimals.
locale	Locale, if NULL then it is inferred from Sys.getlocale.
currency	Currency to to display.

Formatters

• e_tooltip_pie_formatter: special helper for e_pie.

• e_tooltip_item_formatter: general helper, this is passed to the tooltip formatter.

• e_tooltip_pointer_formatter: helper for pointer, this is passed to the label parameter under axisPointer.

See Also

Additional arguments

Examples

# basic
USArrests |>
  e_charts(Assault) |>
  e_scatter(Murder) |>
  e_tooltip()

# formatter
cars |>
  dplyr::mutate(
    dist = dist / 120
  ) |>
  e_charts(speed) |>
  e_scatter(dist, symbol_size = 5) |>
  e_tooltip(
    formatter = e_tooltip_item_formatter("percent")
  )

# axis pointer
cars |>
  e_charts(speed) |>
  e_scatter(dist, symbol_size = 5) |>
  e_tooltip(
    formatter = e_tooltip_pointer_formatter("currency"),
    axisPointer = list(
      type = "cross"
    )
  )

echarts4r documentation built on July 9, 2023, 7:26 p.m.