riverPlot: Create an alluvial plot

In henna: A Versatile Visualization Suite

Create an alluvial plot

Description

This function creates an alluvial plot.

Usage

riverPlot(
  df,
  title = NULL,
  fillColIndex = 2,
  curveType = "sigmoid",
  alpha = 0.8,
  strataFill = "lightgoldenrod1",
  labelSize = 3,
  axisTextSize = 12,
  axisTitleSize = 12,
  viridisPal = "turbo",
  ...
)

Arguments

df	A data frame with two categorical columns and a numeric column.
title	Plot title.
fillColIndex	Index of column used for coloring the alluvia.
curveType	Curve type.
alpha	Opaqueness level for the colors of the alluvia.
strataFill	Color used for the strata.
labelSize	Size of labels of strata elements.
axisTextSize	Axis text size.
axisTitleSize	Axis title size.
viridisPal	Viridis palette.
...	Other arguments passed to centerTitle.

Value

An object of class gg.

Examples

df <- data.frame(x = sample(c('a','b', 'c', 'd', 'e', 'f'), 20,
replace=TRUE),
y = sample(c('p','q', 'r', 's', 't', 'u', 'v', 'w'), 20,
replace=TRUE),
z = runif(20, 1, 3))
riverPlot(df)

henna documentation built on Feb. 17, 2026, 9:08 a.m.