californication_palette <- c(
"#e0dcc2",
"#88b1c1",
"#23ccfa",
"#b77d65",
"#db263a",
"#e05b1d",
"#1285da",
"#28229a",
"#51473f",
"#1c150f"
)
#' @title californication palette
#' @description californication palette
#' @inheritDotParams ggplot2::discrete_scale
#' @param n number of colors
#' @param type discrete or continuous
#' @param reverse reverse order, Default: FALSE
#' @rdname californication_pal
#' @examples
#' library(scales)
#' show_col(californication_pal()(10))
#' @export
#' @importFrom scales manual_pal
#' @importFrom glue glue
#' @importFrom grDevices colorRampPalette
californication_pal <- function(n, type = c("discrete", "continuous"),
reverse = FALSE){
californication <- californication_palette
if (reverse == TRUE) {
californication <- rev(californication)
}
if (missing(n)) {
n <- length(californication)
}
type <- match.arg(type)
if (type == "discrete" && n > length(californication)) {
stop(glue::glue("Palette does not have {n} colors, maximum is {length(californication)}!"))
}
californication <- switch(type,
continuous = grDevices::colorRampPalette(californication)(n),
discrete = californication[1:n])
californication <- scales::manual_pal(californication)
return(californication)
}
#' @title scale_color_californication
#' @rdname californication_pal
#' @export
#' @examples
#'
#' library(ggplot2)
#' ggplot(airquality, aes(x = Day, y = Temp,
#' group = as.factor(Month), color = as.factor(Month))) +
#' geom_point(size = 2.5) +
#' scale_color_californication()
#' @importFrom ggplot2 discrete_scale scale_color_gradientn
scale_color_californication <- function(n, type = "discrete",
reverse = FALSE, ...){
if (type == "discrete") {
ggplot2::discrete_scale("color", "californication",
californication_pal(n = n, type = type,
reverse = reverse), ...)
} else {
ggplot2::scale_color_gradientn(colors = californication_pal(n = n, type = type,
reverse = reverse)(256))
}
}
#' @title scale_colour_californication
#' @rdname californication_pal
#' @export
#' @examples
#'
#' ggplot(airquality, aes(x = Day, y = Temp,
#' group = as.factor(Month), color = as.factor(Month))) +
#' geom_point(size = 2.5) +
#' scale_colour_californication()
#' @importFrom ggplot2 discrete_scale scale_color_gradientn
scale_colour_californication <- scale_color_californication
#' @title scale_fill_californication
#' @rdname californication_pal
#' @export
#' @examples
#'
#' ggplot(mpg, aes(displ)) +
#' geom_histogram(aes(fill = class),
#' col = "black", size = 0.1) +
#' scale_fill_californication()
#' @importFrom ggplot2 discrete_scale scale_fill_gradientn
scale_fill_californication <- function(n, type = "discrete",
reverse = FALSE, ...){
if (type == "discrete") {
ggplot2::discrete_scale("fill", "californication",
californication_pal(n = n, type = type,
reverse = reverse), ...)
} else {
ggplot2::scale_fill_gradientn(colors = californication_pal(n = n, type = type,
reverse = reverse)(256))
}
}
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