by_colorspace: Map numeric cell contents smoothly to colors

In huxtable: Easily Create and Style Tables for LaTeX, HTML and Other Formats

Map numeric cell contents smoothly to colors

Description

by_colorspace() can be used to set background, border or text colors, visually differentiating high or low values.

Usage

by_colorspace(
  ...,
  range = NULL,
  na_color = NA,
  ignore_na = TRUE,
  colwise = FALSE
)

Arguments

...	Colors
range	Numeric endpoints. If NULL, these are determined from the data.
na_color	Color to return for NA values. Can be NA itself.
ignore_na	If TRUE, NA values in the result will be left unchanged from their previous values. Otherwise, NA normally resets to the default.
colwise	Logical. Calculate breaks separately within each column?

Details

by_colorspace requires the "scales" package.

Value

A function for use in ⁠map_***⁠ functions.

See Also

mapping-functions

Other mapping functions: by_cases(), by_function(), by_quantiles(), by_ranges(), by_regex(), by_rows(), by_values()

Examples

if (! requireNamespace("scales")) {
  stop("Please install the \"scales\" package to run this example")
}
ht <- as_hux(matrix(rnorm(25), 5, 5))
map_background_color(ht,
      by_colorspace("red", "yellow", "blue"))
map_background_color(ht,
      by_colorspace("red", "yellow", "blue",
        colwise = TRUE))

huxtable documentation built on April 3, 2025, 8:46 p.m.