# CandlestickOverlayState

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

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

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## Type declaration

```typescript
export interface CandlestickOverlayState extends CandlestickOverlaySpec {
  firstValid: number;
  visibleFrom: number;
  visibleCount: number;
  last: number | null;
}
```

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## Related types

- [CandlestickOverlaySpec](https://chart.syidax.com/docs/types/CandlestickOverlaySpec.md)