import { GridsterComponentInterface } from './gridster.interface';
import { GridsterItem } from './gridsterItem.interface';
export declare class GridsterEmptyCell {
    private gridster;
    initialItem: GridsterItem | null;
    removeEmptyCellClickListenerFn: (() => void) | null;
    removeEmptyCellTouchendListenerFn: (() => void) | null;
    removeEmptyCellContextMenuListenerFn: (() => void) | null;
    removeEmptyCellDropListenerFn: (() => void) | null;
    removeEmptyCellMousedownListenerFn: (() => void) | null;
    removeEmptyCellTouchstartListenerFn: (() => void) | null;
    removeWindowMousemoveListenerFn: () => void;
    removeWindowTouchmoveListenerFn: () => void;
    removeWindowMouseupListenerFn: () => void;
    removeWindowTouchendListenerFn: () => void;
    removeEmptyCellDragoverListenerFn: (() => void) | null;
    removeDocumentDragendListenerFn: (() => void) | null;
    constructor(gridster: GridsterComponentInterface);
    destroy(): void;
    updateOptions(): void;
    emptyCellClickCb: (e: MouseEvent) => void;
    emptyCellContextMenuCb: (e: MouseEvent) => void;
    emptyCellDragDrop: (e: DragEvent) => void;
    emptyCellDragOver: (e: DragEvent) => void;
    emptyCellMouseDown: (e: MouseEvent) => void;
    emptyCellMouseMove: (e: MouseEvent) => void;
    emptyCellMouseUp: (e: MouseEvent) => void;
    getPixelsX(e: MouseEvent, rect: ClientRect): number;
    getPixelsY(e: MouseEvent, rect: ClientRect): number;
    getValidItemFromEvent(e: MouseEvent, oldItem?: GridsterItem | null): GridsterItem | undefined;
}