Create difference map (change visualization) — plot_difference_map • nemeton

Visualizes the difference between two scenarios.

Usage

plot_difference_map(
  data1,
  data2,
  indicator,
  type = c("absolute", "relative"),
  palette = "RdBu",
  title = NULL,
  legend_title = NULL,
  ...
)

Arguments

data1: First sf object (baseline)
data2: Second sf object (comparison)
indicator: Indicator column name
type: Character. Type of difference: "absolute" (data2 - data1) or "relative" ((data2-data1)/data1 * 100)
palette: Color palette. Default "RdBu" (diverging red-blue)
title: Plot title
legend_title: Legend title
...: Additional arguments

Value

A ggplot object showing differences

Examples

if (FALSE) { # \dontrun{
plot_difference_map(
  current_state,
  future_scenario,
  indicator = "carbon",
  type = "relative",
  title = "Carbon Stock Change (%)"
)
} # }