import { TransferColumnConfig } from '../types';
import { ObjectForExtending } from '../../types';

export declare function readColSpanExtra<R extends ObjectForExtending>(column: TransferColumnConfig | undefined, rows: readonly R[], colInd: number, rowInd: number): number;
export declare function readRowSpanBlock<R extends ObjectForExtending>(column: TransferColumnConfig | undefined, rows: readonly R[], colInd: number, rowInd: number): readonly [number, number] | null;
export declare function resolveBlockOrigin<R extends ObjectForExtending>(colIndex: number, rowIndex: number, columns: readonly TransferColumnConfig[], rows: readonly R[]): readonly [number, number];
export interface BlockRect {
    startCol: number;
    endCol: number;
    startRow: number;
    endRow: number;
}
export declare function resolveBlock<R extends ObjectForExtending>(colIndex: number, rowIndex: number, columns: readonly TransferColumnConfig[], rows: readonly R[]): BlockRect | null;