import type { UmbBlockGridLayoutModel } from '../types.js';
/**
 *
 * @param {number} target - The target number
 * @param {Array<number>} map - The map to search in
 * @param {number} max - The max value to return if no match is found
 * @returns {number | undefined} - The closest number in the map to the target
 */
export declare function closestColumnSpanOption(target: number, map: Array<number>, max: number): number | undefined;
/**
 *
 * @param {UmbBlockGridLayoutModel} entry - The entry to iterate over
 * @param {(entry:UmbBlockGridLayoutModel) => void } callback - The callback to call for each entry
 */
export declare function forEachBlockLayoutEntryOf(entry: UmbBlockGridLayoutModel, callback: (entry: UmbBlockGridLayoutModel, parentUnique: string, areaKey: string) => PromiseLike<void>): Promise<void>;