/** @packageDocumentation
 * @module Base
 */
import type { WritableDraft } from "immer/dist/types/types-external";
import type { SizeProps } from "@itwin/core-react";
import { type HorizontalPanelSide, type PanelSide, type VerticalPanelSide } from "../../widget-panels/Panel";
import type { NineZoneState } from "../NineZoneState";
import type { HorizontalPanelState, PanelMaxSizeState, PanelsState, VerticalPanelState } from "../PanelState";
/** @internal */
export declare function createVerticalPanelState(side: VerticalPanelSide, args?: Partial<VerticalPanelState>): VerticalPanelState;
/** @internal */
export declare function createHorizontalPanelState(side: HorizontalPanelSide, args?: Partial<HorizontalPanelState>): HorizontalPanelState;
/** @internal */
export declare function createPanelsState(args?: Partial<PanelsState>): PanelsState;
/** @internal */
export declare function updatePanelState<K extends keyof PanelsState>(state: NineZoneState, side: K, update: (draft: WritableDraft<PanelsState>[K]) => void): NineZoneState;
/** @internal */
export declare function getPanelMaxSize(side: PanelSide, appSize: SizeProps, maxSize: PanelMaxSizeState): number;
//# sourceMappingURL=PanelStateHelpers.d.ts.map