ChartDemo() — ui Function Reference

Architecture documentation for the ChartDemo() function in chart-demo.tsx from the ui codebase.

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DocumentationAtlas→ Changelog→ ChartDemo() — ui Function Reference

Dependency Diagram

graph TD
  f6ab549d_bf4b_a134_9672_5d180a1bac53["ChartDemo()"]
  18c80890_1abd_9e27_6880_9d5cc5064fcb["chart-demo.tsx"]
  f6ab549d_bf4b_a134_9672_5d180a1bac53 -->|defined in| 18c80890_1abd_9e27_6880_9d5cc5064fcb
  style f6ab549d_bf4b_a134_9672_5d180a1bac53 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

apps/v4/examples/base/chart-demo.tsx lines 69–160

export function ChartDemo() {
  const [activeChart, setActiveChart] =
    React.useState<keyof typeof chartConfig>("desktop")

  const total = React.useMemo(
    () => ({
      desktop: chartData.reduce((acc, curr) => acc + curr.desktop, 0),
      mobile: chartData.reduce((acc, curr) => acc + curr.mobile, 0),
    }),
    []
  )

  return (
    <Card className="py-0 pb-4">
      <CardHeader className="flex flex-col items-stretch border-b !p-0 sm:flex-row">
        <div className="flex flex-1 flex-col justify-center gap-1 px-6 pt-4 pb-3 sm:!py-0">
          <CardTitle>Bar Chart - Interactive</CardTitle>
          <CardDescription>
            Showing total visitors for the last 3 months
          </CardDescription>
        </div>
        <div className="flex">
          {["desktop", "mobile"].map((key) => {
            const chart = key as keyof typeof chartConfig
            return (
              <button
                key={chart}
                data-active={activeChart === chart}
                className="data-[active=true]:bg-muted/50 relative z-30 flex flex-1 flex-col justify-center gap-1 border-t px-6 py-4 text-left even:border-l sm:border-t-0 sm:border-l sm:px-8 sm:py-6"
                onClick={() => setActiveChart(chart)}
              >
                <span className="text-muted-foreground text-xs">
                  {chartConfig[chart].label}
                </span>
                <span className="text-lg leading-none font-bold sm:text-3xl">
                  {total[key as keyof typeof total].toLocaleString()}
                </span>
              </button>
            )
          })}
        </div>
      </CardHeader>
      <CardContent className="px-2 sm:p-6">
        <ChartContainer
          config={chartConfig}
          className="aspect-auto h-[250px] w-full"
        >
          <BarChart
            accessibilityLayer
            data={chartData}
            margin={{
              left: 12,
              right: 12,
            }}
          >
            <CartesianGrid vertical={false} />
            <XAxis
              dataKey="date"
              tickLine={false}
              axisLine={false}
              tickMargin={8}
              minTickGap={32}
              tickFormatter={(value) => {
                const date = new Date(value)
                return date.toLocaleDateString("en-US", {
                  month: "short",
                  day: "numeric",
                })
              }}
            />
            <ChartTooltip
              content={
                <ChartTooltipContent
                  className="w-[150px]"
                  nameKey="views"
                  labelFormatter={(value) => {
                    return new Date(value).toLocaleDateString("en-US", {
                      month: "short",
                      day: "numeric",
                      year: "numeric",
                    })