import { IStoreState, ID, ISelection, ICellNN, ICell } from '../index.data';
import { IRowWithCell } from '../SpreadSheetProvider/index.data';
import { Store } from 'unistore';
import { SpreadSheetRuntime } from '../RuntimeContext';
import { IMergeCellUndoContext } from './index.data';
/**
 * 当前选择模式, 是否可以操作行(增,删,升降级)
 */
export declare function canModifyRow(state: IStoreState): boolean;
/**
 * 找到当前行的索引 ( 必须确保canModifyRow )
 * 如果不允许(增,删,升降级), 则返回-1
 */
export declare function getCurrentRowIndex(state: IStoreState): number;
export declare function getCurrentRowIndexes(state: IStoreState): number[];
/**
 * 获取子树, 并拼成 IRowWithCell的样式, 主要供 delete 后恢复 j
 */
export declare function getRowWithCells_subtree(state: IStoreState, i: number): IRowWithCell[];
export declare function getRowWithCells(state: IStoreState, i: number): IRowWithCell;
export declare function restoreSelection(store: Store<IStoreState>, id: ID, runtime: SpreadSheetRuntime): void;
export declare function bigCell_ij2cells(state: IStoreState, cell: ICellNN): {
    i: number;
    j: number;
    cell: ICell;
}[];
/**
 * cellId对应rowspan, colspan 均 > 1, 将之拆分
 * 修改 cell 本身的 rowspan/colspan, 添加新的cells
 * 在row.cells里相应修改
 */
export declare function splitCell(state: IStoreState, cellId: ID, runtime: SpreadSheetRuntime): {
    newState: Partial<IStoreState>;
    undoContext: IMergeCellUndoContext;
};
export declare function placeCells(state: IStoreState, ij2cells: {
    i: number;
    j: number;
    cell: ICell;
}[]): IStoreState;
export declare function spanedCell_ij2cells(state: IStoreState, cellRange: ISelection['selectedCellRange']): {
    i: number;
    j: number;
    cell: ICell;
}[];
export declare function mergeCells(state: IStoreState, cellRange: ISelection['selectedCellRange'], runtime: SpreadSheetRuntime): {
    newState: Partial<IStoreState>;
    undoContext: IMergeCellUndoContext;
};