import type { ColumnView } from "../../columns/index.js";
import type { PositionGridCell, PositionUnion } from "../../types.js";
import type { DataRect } from "../types.js";
interface ExpandRectsInDirectionArgs {
    readonly scrollIntoView: (params: {
        row?: number;
        column?: number;
    }) => void;
    readonly cellRoot: (row: number, column: number) => PositionUnion | null;
    readonly selections: DataRect[];
    readonly direction: "up" | "down" | "start" | "end";
    readonly meta: boolean;
    readonly pos: PositionGridCell;
    readonly rowCount: number;
    readonly view: ColumnView;
    readonly ignoreFirst: boolean;
}
/**
 * Dispatches to the appropriate directional expand function based on
 * `direction`. Returns the updated selections array, or null if no expansion
 * is possible in the given direction.
 */
export declare function expandRectsInDirection({ scrollIntoView, cellRoot, selections, direction, meta, pos, rowCount, view, ignoreFirst, }: ExpandRectsInDirectionArgs): DataRect[] | null;
export {};