import { AreaRowLayout } from "../../types/areaTypes";
import { WritableDraft } from "immer";
import { RootStateType } from "../store";
import { AreasState } from "../slices/areas-slice";
export declare function findParentRowAndIndices(layout: RootStateType['layout'], sourceAreaId: string, targetAreaId: string): {
    parentRow: AreaRowLayout | null;
    sourceIndex: number;
    targetIndex: number;
};
export declare function findAllDescendantAreaIds(layout: RootStateType['layout'], itemId: string): Set<string>;
export declare function findAllDisconnectedAreas(layout: RootStateType['layout'], rootId: string | null): Set<string>;
export declare function simplifyLayoutNodeIfNeeded(state: WritableDraft<AreasState>, rowId: string | null | undefined): void;
export declare function findFirstAreaId(layout: any, id: string): string | null;