import { ArrayFilter } from './arrayFilter';
import { ArraySort } from './arraySort';
import { ArrayGrouping } from './arrayGrouping';
import { ISortObjectInterface, IFilterObj, IDataRow, IGroupingObj, CallbackEvent, IColumns } from './interfaces';
import { FreeGrid } from './';
export declare class ArrayUtils {
    arrayFilter: ArrayFilter;
    arraySort: ArraySort;
    arrayGrouping: ArrayGrouping;
    sortCallbackBinded: (event: CallbackEvent, col: IColumns, freeGrid: FreeGrid) => void;
    filterCallbackBinded: (event: CallbackEvent, col: IColumns, freeGrid: FreeGrid) => void;
    groupingCallbackBinded: (event: CallbackEvent, col: IColumns, freeGrid: FreeGrid) => void;
    private freeGrid;
    removeGroupBinded: any;
    constructor(freeGrid: FreeGrid);
    orderBy(collection: IDataRow[], attribute: string | ISortObjectInterface, addToCurrentSort?: boolean): {
        fixed: IDataRow[];
        full: IDataRow[];
    };
    getGrouping(): IGroupingObj[];
    setGrouping(g: IGroupingObj[]): void;
    getExpanded(): string[];
    setExpanded(x: string[]): void;
    groupCollapse(id: string): void;
    groupExpand(id: string): void;
    getOrderBy(): ISortObjectInterface[];
    setLastSort(array: ISortObjectInterface[]): void;
    setOrderBy(attribute: string | ISortObjectInterface | ISortObjectInterface[], addToCurrentSort?: boolean): void;
    runOrderbyOn(array: IDataRow[]): void;
    resetSort(defaultSortAttribute?: string): void;
    resetGrouping(): void;
    getCurrentFilter(): IFilterObj[];
    private group;
    private removeGroup;
    private groupingCallback;
    private sortCallback;
    private filterCallback;
}