Basic waterfall
Opening to closing cash with subtotals.
Why it matters real waterfall type: auto subtotals/totals, connectors, rise/fall/total colours, signed compact labels with typographic minus
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const options = {
chart: {
height: 380,
fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
type: "waterfall",
toolbar: {
show: false
}
},
series: [
{
name: "Cash k€",
data: [
{
x: "Opening",
y: 420
},
{
x: "Sales",
y: 260
},
{
x: "Services",
y: 85
},
{
x: "Salaries",
y: -210
},
{
x: "Rent",
y: -48
},
{
x: "Q1",
isSubtotal: true
},
{
x: "Tax",
y: -62
},
{
x: "Grants",
y: 40
},
{
x: "Closing",
isTotal: true
}
]
}
],
title: {
text: "Cash bridge Q1–Q2 (k€)"
},
theme: {
mode: "light",
preset: "coastal"
}
}
const chart = new WestCoastCharts(document.querySelector('#chart'), options)
chart.render()import WestCoastCharts from 'west-coast-charts'
import types from 'west-coast-charts/types'
WestCoastCharts.use(types)
const options = {
chart: {
height: 380,
fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
type: "waterfall",
toolbar: {
show: false
}
},
series: [
{
name: "Cash k€",
data: [
{
x: "Opening",
y: 420
},
{
x: "Sales",
y: 260
},
{
x: "Services",
y: 85
},
{
x: "Salaries",
y: -210
},
{
x: "Rent",
y: -48
},
{
x: "Q1",
isSubtotal: true
},
{
x: "Tax",
y: -62
},
{
x: "Grants",
y: 40
},
{
x: "Closing",
isTotal: true
}
]
}
],
title: {
text: "Cash bridge Q1–Q2 (k€)"
},
theme: {
mode: "light",
preset: "coastal"
}
}
const chart = new WestCoastCharts(document.querySelector('#chart'), options)
await chart.render() Waiting for the chart.
Open Data & agent view to read this chart through chart.describe().
Read from the running library through its optional agent/describe module. Text, table and JSON share the same snapshot. Demo data only.
$ wcc chart export waterfall-basic-waterfall.json --out waterfall-basic-waterfall.svg --with-table Public agent tools 0.2.3, tested with Library 1.1.5; available from the versioned GitHub release and npm. Save a JSON spec first and check the loaded runtime and supported modules before rendering. Command reference
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