Stacked Bar Chart
StackedBarChart renders multiple series as stacked segments within each category's bar.

@Composable
private fun ShowStackedBar() {
val items = listOf(
"North America" to listOf(320.0, 340.0, 360.0, 390.0),
"Europe" to listOf(210.0, 230.0, 245.0, 260.0),
"Asia Pacific" to listOf(180.0, 205.0, 225.0, 250.0),
)
val data = items.toChartData(categories = listOf("Q1", "Q2", "Q3", "Q4"))
StackedBarChart(
data = data,
title = "Quarterly Revenue by Region",
)
}