Comparison · Intermediate

Waterfall chart

Breaks the change from a start value to an end value into its drivers.

Open in playground

Use when: Explaining why last month's revenue became this month's
Avoid when: More than 12 drivers

Try it

Reduce motion

Waterfall chart

Revenue from Sep to Oct (10k KRW)

Increase
Decrease

Waterfall chart data
Sep	3,200
New	+1,100
Repeat	+450
Discounts	−380
Refunds	−270
Oct	4,100

Hover over the chart, or Tab in and use the arrow keys to move between items. The numbers are sample data.

Variants

Named looks for this chart. Each one is the example above with a few options or fields changed. The CLI (ztd-charts example waterfall --variant <id>) and the MCP server know the same names.

Without connectors

Revenue from Sep to Oct (10k KRW)

Increase
Decrease

Code

WaterfallChart.tsx

import { ChartCard, WaterfallChart } from "ztd-charts";

const data = [
  {"item":"Sep","amount":3200,"kind":"total"},
  {"item":"New","amount":1100},
  {"item":"Repeat","amount":450},
  {"item":"Discounts","amount":-380},
  {"item":"Refunds","amount":-270},
  {"item":"Oct","kind":"total"},
];

export function Example() {
  return (
    <ChartCard number="07" title="Waterfall chart" subtitle="Revenue from Sep to Oct (10k KRW)" takeaway="What drove the change" level="intermediate" legend={[{"label":"Increase","color":"neutral"},{"label":"Decrease","color":"neutralStrong"}]} replay>
      <WaterfallChart
        data={data}
        label="item"
        value="amount"
        type="kind"
      />
    </ChartCard>
  );
}

Props

<WaterfallChart> takes these props. Rows marked Common work the same on every chart.

28 props

Prop	Type	Default	Description
`data`RequiredAn array of objects. Pass CSV, REST or database rows as they areobject[]	object[]	-	An array of objects. Pass CSV, REST or database rows as they are
`label`RequiredItem name fieldstring \| (d, i) => string	string \| (d, i) => string	-	Item name field
`value`RequiredChange (total rows may omit it)string \| (d, i) => number	string \| (d, i) => number	-	Change (total rows may omit it)
`type`"total" makes a total barstring \| (d, i) => string	string \| (d, i) => string	-	"total" makes a total bar
`startTotal`Treat the first row as the starting totalbooleanDefault `true`	boolean	true	Treat the first row as the starting total
`endTotal`Running total bar at the end. A string sets its nameany	any	-	Running total bar at the end. A string sets its name
`connectors`Lines between barsbooleanDefault `true`	boolean	true	Lines between bars
`height`CommonHeight in px. Without it, each chart picks a default that fits its widthnumber	number	-	Height in px. Without it, each chart picks a default that fits its width
`width`CommonFixed width in px. Without it, the chart fits its parentnumber	number	-	Fixed width in px. Without it, the chart fits its parent
`highlight`CommonItem to highlight. An index, a name, an array, or "max" \| "min" \| "first" \| "last" \| "none"number \| string \| (number\|string)[] \| "max" …	number \| string \| (number\|string)[] \| "max" …	-	Item to highlight. An index, a name, an array, or "max" \| "min" \| "first" \| "last" \| "none"
`format`CommonValue format. "number" \| "integer" \| "percent" (values are already percents: 42 → "42%") \| "ratio" (0.42 → "42%") \| "compact" \| "currency" (KRW for Korean locales, otherwise USD; for another currency pass Intl options with currency) \| "decimal" or Intl.NumberFormat options"number" \| "percent" \| "compact" \| …	"number" \| "percent" \| "compact" \| …	-	Value format. "number" \| "integer" \| "percent" (values are already percents: 42 → "42%") \| "ratio" (0.42 → "42%") \| "compact" \| "currency" (KRW for Korean locales, otherwise USD; for another currency pass Intl options with currency) \| "decimal" or Intl.NumberFormat options
`unit`CommonUnit appended to values. For example "%" or "ms"string	string	-	Unit appended to values. For example "%" or "ms"
`locale`CommonLocale for numbers, dates and the text a chart writes itself (tooltips, screen reader sentences). "ko" or "ko-*" switches to Korean. Falls back to the ThemeProvider localestringDefault `"en-US"`	string	"en-US"	Locale for numbers, dates and the text a chart writes itself (tooltips, screen reader sentences). "ko" or "ko-*" switches to Korean. Falls back to the ThemeProvider locale
`animate`CommonEntry and update animationbooleanDefault `true`	boolean	true	Entry and update animation
`duration`CommonAnimation length (ms)number	number	-	Animation length (ms)
`easing`CommonMotion curve"spring" \| "easeOut" \| "easeInOut" \| "linear"Default `"spring"`	"spring" \| "easeOut" \| "easeInOut" \| "linear"	"spring"	Motion curve
`stagger`CommonDelay between items as they enter (ms)number	number	-	Delay between items as they enter (ms)
`reducedMotion`Common"auto" follows the OS setting. true always turns motion offanyDefault `"auto"`	any	"auto"	"auto" follows the OS setting. true always turns motion off
`animateOnView`CommonPlay when the chart scrolls into viewbooleanDefault `true`	boolean	true	Play when the chart scrolls into view
`showLabels`CommonLabels drawn on the chart (values and names)booleanDefault `true`	boolean	true	Labels drawn on the chart (values and names)
`tooltip`CommonShow tooltips. { template: "{label} · {value} · owner {owner}" } writes them: {label}, {value}, {series} or any other column of the row. \n starts a new line, and a line with an empty value is left outtooltipDefault `true`	tooltip	true	Show tooltips. { template: "{label} · {value} · owner {owner}" } writes them: {label}, {value}, {series} or any other column of the row. \n starts a new line, and a line with an empty value is left out
`syncId`CommonCharts with the same syncId show the hovered x together (line, area, bar, candlestick). <ChartGrid sync> sets one for every chart inside itstring	string	-	Charts with the same syncId show the hovered x together (line, area, bar, candlestick). <ChartGrid sync> sets one for every chart inside it
`ariaLabel`CommonName for screen readersstring	string	-	Name for screen readers
`description`CommonDescription for screen readers. Built from the data when omittedstring	string	-	Description for screen readers. Built from the data when omitted
`onHover`CommonRuns when hover or keyboard focus moves to another item(e: ChartEvent \| null) => void	(e: ChartEvent \| null) => void	-	Runs when hover or keyboard focus moves to another item
`onClick`CommonRuns on click, Enter or Space(e: ChartEvent) => void	(e: ChartEvent) => void	-	Runs on click, Enter or Space
`replayKey`CommonReplays the entry animation when it changesstring \| number	string \| number	-	Replays the entry animation when it changes
`theme`CommonChanges theme tokens for this chart onlyPartial<ChartTheme>	Partial<ChartTheme>	-	Changes theme tokens for this chart only

Try it

Variants

Code

Props

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