Create Chicklet (Rounded Segmented Column) Charts https://cinc.rud.is/web/packages/ggchicklet/
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 

65 lines
2.4 KiB

geom_rrect <- function(mapping = NULL, data = NULL,
stat = "identity", position = "identity",
radius = grid::unit(6, "pt"),
...,
na.rm = FALSE,
show.legend = NA,
inherit.aes = TRUE) {
layer(
data = data,
mapping = mapping,
stat = stat,
geom = GeomRrect,
position = position,
show.legend = show.legend,
inherit.aes = inherit.aes,
params = list(
radius = radius,
na.rm = na.rm,
...
)
)
}
GeomRrect <- ggplot2::ggproto("GeomRrect", ggplot2::Geom,
default_aes = ggplot2::aes(
colour = NA, fill = "grey35", size = 0.5, linetype = 1, alpha = NA
),
required_aes = c("xmin", "xmax", "ymin", "ymax"),
draw_panel = function(self, data, panel_params, coord,
radius = grid::unit(6, "pt")) {
coords <- coord$transform(data, panel_params)
lapply(1:length(coords$xmin), function(i) {
grid::roundrectGrob(
coords$xmin[i], coords$ymax[i],
width = (coords$xmax[i] - coords$xmin[i]),
height = (coords$ymax[i] - coords$ymin)[i],
r = radius,
default.units = "native",
just = c("left", "top"),
gp = grid::gpar(
col = coords$colour[i],
fill = alpha(coords$fill[i], coords$alpha[i]),
lwd = coords$size[i] * .pt,
lty = coords$linetype[i],
lineend = "butt"
)
)
}) -> gl
grobs <- do.call(grid::gList, gl)
ggname("geom_rrect", grid::grobTree(children = grobs))
},
draw_key = ggplot2::draw_key_polygon
)