/**
 * Grid3 Grid Calculations
 *
 * Utilities for calculating grid dimensions and definitions
 * based on page layout and button count.
 */
import type { AACPage } from '../../core/treeStructure';
/**
 * Grid definition structure for Grid 3 XML
 */
export interface GridDefinitions {
    ColumnDefinition: any[];
}
export interface RowDefinitions {
    RowDefinition: any[];
}
/**
 * Calculate column definitions based on page layout
 *
 * Analyzes the page's grid structure to determine the number of columns.
 * If no grid exists, estimates from button count.
 *
 * @param page - The AAC page to analyze
 * @returns Column definitions object for Grid 3 XML
 *
 * @example
 * const columns = calculateColumnDefinitions(page);
 * // Returns: { ColumnDefinition: [{}, {}, {}, {}] } for 4 columns
 */
export declare function calculateColumnDefinitions(page: AACPage): GridDefinitions;
/**
 * Calculate row definitions based on page layout
 *
 * Analyzes the page's grid structure to determine the number of rows.
 * If no grid exists, estimates from button count.
 *
 * @param page - The AAC page to analyze
 * @param addWorkspaceOffset - Whether to add 1 row for workspace (default: false)
 * @returns Row definitions object for Grid 3 XML
 *
 * @example
 * const rows = calculateRowDefinitions(page, false);
 * // Returns: { RowDefinition: [{}, {}, {}, {}] } for 4 rows
 */
export declare function calculateRowDefinitions(page: AACPage, addWorkspaceOffset?: boolean): RowDefinitions;