import { Subject } from 'rxjs';
import { UiGridColumnDirective } from '../../body/ui-grid-column.directive';
import { IGridDataEntry } from '../../models';
import { IResizeEvent, IResizeInfo, IResizeState, ResizableGrid, ResizeEmission } from './types';
/**
 * @internal
 * @ignore
 */
export declare abstract class ResizeManager<T extends IGridDataEntry> {
    protected _grid: ResizableGrid<T>;
    isResizing: boolean;
    current?: IResizeInfo<T>;
    resizeEnd$: Subject<IResizeInfo<T> | undefined>;
    resizeStart$: Subject<{
        columnIndex: number;
        mouseEvent?: MouseEvent | undefined;
        direction?: "left" | "right" | undefined;
    }>;
    resize$: Subject<void>;
    previousClientX: number;
    resizeEmissions$: Subject<ResizeEmission>;
    protected set _resizeEvent(ev: MouseEvent);
    protected abstract _stateFilter: (state: IResizeEvent<T>) => boolean;
    protected abstract _resizeLeftFilter: (state: IResizeEvent<T>) => boolean;
    protected abstract _resizeRightFilter: (state: IResizeEvent<T>) => boolean;
    protected abstract _stateUpdate: (state: IResizeEvent<T>) => void;
    protected _neighbourIndexOffset: number;
    protected _headers?: HTMLDivElement[];
    protected _table?: HTMLTableElement | null;
    protected _definitions?: UiGridColumnDirective<T>[];
    protected _gridElement: HTMLDivElement;
    protected _gridResizeObserver?: ResizeObserver;
    protected _widthMap: Map<string, number>;
    protected _previous?: IResizeState<T>;
    private _direction?;
    private _resize$;
    private _stopped$;
    private _widthChange$;
    widthChange$: import("rxjs").Observable<number>;
    constructor(_grid: ResizableGrid<T>);
    handleResize: (ev: MouseEvent) => MouseEvent;
    startResize(ev: MouseEvent, column: UiGridColumnDirective<T>, columnIndex: number): void;
    startKeyboardResize(direction: 'left' | 'right', column: UiGridColumnDirective<T>, columnIndex: number): void;
    stop(): void;
    setupState(ev: MouseEvent, column: UiGridColumnDirective<T>): void;
    endResize(): void;
    destroy(): void;
    protected _getResizedPairAt(index: number): IResizeInfo<T> | undefined;
    protected _simulateStopFor(ev: MouseEvent | undefined, ...neighbours: (IResizeInfo<T> | undefined)[]): void;
    protected _applyOffsetFor(entry: IResizeInfo<T> | undefined, offset: number): void;
    protected _computePixelsToPercentRatio(): number;
    protected _endResizeCommon(...entries: (IResizeInfo<T> | undefined)[]): void;
    protected _emitNewColumnPercentages(entries: IResizeInfo<T>[]): void;
    private _getCellsFor;
    private _startResizeCommon;
}