palettes (version 0.2.2)

pal_colour: Colour vectors

Description

This creates a character vector that represents colours so when it is printed, colours will be formatted as hexadecimal strings.

Usage

pal_colour(x = character())
is_colour(x)
as_colour(x)
# S3 method for default
as_colour(x)
# S3 method for palettes_palette
as_colour(x)

Value

An S3 vector of class palettes_colour.

Arguments

x

• For pal_colour(): A character vector of any of the three kinds of R colour specifications.

• For as_colour(): An object to be coerced.

• For is_colour(): An object to test.

Details

Colours can be specified using either:

• Hexadecimal strings of the form "#RRGGBB" or "#RRGGBBAA"

• Colour names from grDevices::colors()

• Positive integers i that index into grDevices::palette()[i]

See Also

pal_palette()

Examples

pal_colour(c("darkred", "#0F7BA2"))

is_colour("darkred")
is_colour(pal_colour("darkred"))

as_colour("#0F7BA2")