import type { UseChartKeyboardNavigationSignature } from "./plugins/featurePlugins/useChartKeyboardNavigation/index.js";
import type { ChartState } from "./plugins/models/chart.js";
import type { ChartSeriesType } from "../models/seriesType/config.js";
import type { SeriesId } from "../models/seriesType/index.js";
type ReturnedItem<OutSeriesType extends ChartSeriesType> = {
  type: OutSeriesType;
  seriesId: SeriesId;
  dataIndex: number;
} | null;
/**
 * The item the navigators work on. Decoupled from the public `FocusedItemIdentifier` because
 * navigation is position-based: series keyed differently (e.g. `mapShape`, keyed by `name`)
 * reuse these helpers by translating to a `dataIndex` at their boundary.
 */
type WorkingItem = {
  type: Exclude<ChartSeriesType, 'sankey' | 'heatmap'>;
  seriesId: SeriesId;
  dataIndex?: number;
};
type StateParameters<SeriesType extends ChartSeriesType> = Pick<ChartState<[UseChartKeyboardNavigationSignature], [], SeriesType>, 'series'>;
export declare function createGetNextIndexFocusedItem<InSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'>, OutSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'> = InSeriesType>(
/**
 * The set of series types compatible with this navigation action.
 */
compatibleSeriesTypes: Set<OutSeriesType>,
/**
 * If true, allows cycling from the last item to the first one.
 */
allowCycles?: boolean,
/**
 * If true (default), series max index is defined by the current series length and not all series.
 */
useCurrentSeriesMaxLength?: boolean): (currentItem: WorkingItem | null, state: StateParameters<InSeriesType>) => ReturnedItem<OutSeriesType>;
export declare function createGetPreviousIndexFocusedItem<InSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'>, OutSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'> = InSeriesType>(
/**
 * The set of series types compatible with this navigation action.
 */
compatibleSeriesTypes: Set<OutSeriesType>,
/**
 * If true, allows cycling from the last item to the first one.
 */
allowCycles?: boolean,
/**
 * If true (default), series max index is defined by the current series length and not all series.
 */
useCurrentSeriesMaxLength?: boolean): (currentItem: WorkingItem | null, state: StateParameters<InSeriesType>) => ReturnedItem<OutSeriesType>;
export declare function createGetNextSeriesFocusedItem<InSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'>, OutSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'> = InSeriesType>(
/**
 * The set of series types compatible with this navigation action.
 */
compatibleSeriesTypes: Set<OutSeriesType>): (currentItem: WorkingItem | null, state: StateParameters<InSeriesType>) => ReturnedItem<OutSeriesType>;
export declare function createGetPreviousSeriesFocusedItem<InSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'>, OutSeriesType extends Exclude<ChartSeriesType, 'sankey' | 'heatmap'> = InSeriesType>(
/**
 * The set of series types compatible with this navigation action.
 */
compatibleSeriesTypes: Set<OutSeriesType>): (currentItem: WorkingItem | null, state: StateParameters<InSeriesType>) => ReturnedItem<OutSeriesType>;
export {};