This is the documentation of version 0.46.10. Go to the latest version, 1.0.0-rc.5.

Function renderAreaAnalyticsChart

renderAreaAnalyticsChart(
    canvas: HTMLCanvasElement,
    entries: AreaAnalyticsTimedEntry[],
    startDate: string,
    colorScheme?: AreaAnalyticsColorScheme,
): void
Renders a day × hour congestion heatmap chart on a <canvas>.

Treats entries as a flat sequential array (index 0 = day 0 hour 0, index 1 = day 0 hour 1, etc.). Uses startDate to compute day labels.
Parameters
- canvas: HTMLCanvasElement
  Target canvas element.
- entries: AreaAnalyticsTimedEntry[]
  Sequential hourly entries (168 = 7 days × 24 hours).
- startDate: string
  ISO date string (YYYY-MM-DD) for the first day.
- colorScheme: AreaAnalyticsColorScheme = 'congestion'
  Color scheme preset (default: 'congestion').
Returns void