class_color: color class

In ggdiagram: Object-Oriented Diagram Plots with 'ggplot2'

color class

Description

Useful for manipulating colors in R.

Usage

class_color(
  color = character(0),
  hue = NULL,
  saturation = NULL,
  brightness = NULL,
  alpha = NULL,
  id = character(0)
)

Arguments

color	character (R color or hex code)
hue	get or set the hue of a color (i.e., the h in the hsv model)
saturation	get or set the saturation of a color (i.e., the s in the hsv model)
brightness	get or set the brightness of a color (i.e., the v in the hsv model)
alpha	get or set the transparency of a color
id	character identifier

Value

class_color object

Slots

transparentize

function to return the color with a new transparency (i.e., alpha)

lighten

function to return a lighter color

darken

function to return a darker color

Examples

mycolor <- class_color("blue")
mycolor
# Display html hexcode
c(mycolor)
# Set transparency
mycolor@transparentize(.5)
# Lighten color
mycolor@lighten(.5)
# Darken color
mycolor@darken(.5)

ggdiagram documentation built on Sept. 15, 2025, 1:07 a.m.