# ItemChartTooltipFormatContext

The ItemChartTooltipFormatContext type declaration and related types. Optional fields are marked with ?.

Canonical: https://chart.syidax.com/docs/types/ItemChartTooltipFormatContext/

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## Type declaration

```typescript
export interface ItemChartTooltipFormatContext {
  index: number;
  id: string;
  name: string;
  label?: string;
  value: number;
  percentage: number;
  seatIndex?: number;
  seatInParty?: number;
  cssX: number;
  cssY: number;
}
```

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## Related types