/**
 * AllDayDragService - Manages drag and drop operations for all-day events
 *
 * STATELESS SERVICE - Reads all data from DOM via AllDayDomReader
 * - No persistent state
 * - Handles timed → all-day conversion
 * - Handles all-day → all-day repositioning
 * - Handles column changes during drag
 * - Calculates layouts on-demand from DOM
 */
import { IEventLayout } from '../../utils/AllDayLayoutEngine';
import { IDragMouseEnterHeaderEventPayload, IDragColumnChangeEventPayload, IDragEndEventPayload } from '../../types/EventTypes';
import { EventManager } from '../../managers/EventManager';
import { AllDayEventRenderer } from '../../renderers/AllDayEventRenderer';
import { DateService } from '../../utils/DateService';
export declare class AllDayDragService {
    private eventManager;
    private allDayEventRenderer;
    private dateService;
    constructor(eventManager: EventManager, allDayEventRenderer: AllDayEventRenderer, dateService: DateService);
    /**
     * Handle conversion from timed event to all-day event
     * Called when dragging a timed event into the header
     */
    handleConvertToAllDay(payload: IDragMouseEnterHeaderEventPayload): void;
    /**
     * Handle column change during drag of all-day event
     * Updates grid position while maintaining event span
     */
    handleColumnChange(payload: IDragColumnChangeEventPayload): void;
    /**
     * Handle drag end for all-day → all-day drops
     * Recalculates layouts and updates event positions
     */
    handleDragEnd(dragEndEvent: IDragEndEventPayload): Promise<void>;
    /**
     * Calculate layouts for events using AllDayLayoutEngine
     */
    private calculateLayouts;
    /**
     * Apply layout updates to DOM elements
     * Only updates elements that have changed position
     * Public so AllDayCoordinator can use it for full recalculation
     */
    applyLayoutUpdates(newLayouts: IEventLayout[]): void;
    /**
     * Fade out and remove element
     */
    private fadeOutAndRemove;
}