/**
 * two dimensional string mapper
 *
 * It's used to construct things like tilemap.
 */
export declare class TwoDimensionalStringMapper {
    /**
     * map string to T
     *
     * it will throw error if the string is not in the map
     * @param array two dimensional string array
     * @param converter converter functions
     * @returns mapped array
     */
    static map<T>(array: string[], converter: {
        [key: string]: (column: number, row: number) => T;
    }): T[][];
}