/**
 * TimeFormatter - Centralized time formatting with timezone support
 * Now uses DateService internally for all date/time operations
 *
 * Handles conversion from UTC/Zulu time to configured timezone (default: Europe/Copenhagen)
 * Supports both 12-hour and 24-hour format configuration
 *
 * All events in the system are stored in UTC and must be converted to local timezone
 */
import { ITimeFormatConfig } from '../configurations/TimeFormatConfig';
export declare class TimeFormatter {
    private static settings;
    private static dateService;
    private static getDateService;
    /**
     * Configure time formatting settings
     * Must be called before using TimeFormatter
     */
    static configure(settings: ITimeFormatConfig): void;
    /**
     * Convert UTC date to configured timezone (internal helper)
     * @param utcDate - Date in UTC (or ISO string)
     * @returns Date object adjusted to configured timezone
     */
    private static convertToLocalTime;
    /**
     * Format time in 24-hour format using DateService (internal helper)
     * @param date - Date to format
     * @returns Formatted time string (e.g., "09:00")
     */
    private static format24Hour;
    /**
     * Format time according to current configuration
     * @param date - Date to format
     * @returns Formatted time string
     */
    static formatTime(date: Date): string;
    /**
     * Format time range (start - end) using DateService
     * @param startDate - Start date
     * @param endDate - End date
     * @returns Formatted time range string (e.g., "09:00 - 10:30")
     */
    static formatTimeRange(startDate: Date, endDate: Date): string;
}