/**
 * Time navigation service interface
 * Handles time navigation and focus management
 */
export interface ITimeNavigationService {
    /**
     * Navigate to next hour
     * @param currentTime Current time
     * @param use12Hour Whether using 12-hour format
     * @returns Next hour time
     */
    goToNextHour(currentTime: Date, use12Hour: boolean): Date;
    /**
     * Navigate to previous hour
     * @param currentTime Current time
     * @param use12Hour Whether using 12-hour format
     * @returns Previous hour time
     */
    goToPreviousHour(currentTime: Date, use12Hour: boolean): Date;
    /**
     * Navigate to next minute
     * @param currentTime Current time
     * @param step Minute step interval
     * @returns Next minute time
     */
    goToNextMinute(currentTime: Date, step: number): Date;
    /**
     * Navigate to previous minute
     * @param currentTime Current time
     * @param step Minute step interval
     * @returns Previous minute time
     */
    goToPreviousMinute(currentTime: Date, step: number): Date;
    /**
     * Navigate to next second
     * @param currentTime Current time
     * @param step Second step interval
     * @returns Next second time
     */
    goToNextSecond(currentTime: Date, step: number): Date;
    /**
     * Navigate to previous second
     * @param currentTime Current time
     * @param step Second step interval
     * @returns Previous second time
     */
    goToPreviousSecond(currentTime: Date, step: number): Date;
    /**
     * Set specific hour
     * @param currentTime Current time
     * @param hour Hour to set (0-23 or 1-12 depending on format)
     * @param use12Hour Whether using 12-hour format
     * @param period AM/PM period for 12-hour format
     * @returns Time with new hour
     */
    setHour(currentTime: Date, hour: number, use12Hour: boolean, period?: 'AM' | 'PM'): Date;
    /**
     * Set specific minute
     * @param currentTime Current time
     * @param minute Minute to set (0-59)
     * @returns Time with new minute
     */
    setMinute(currentTime: Date, minute: number): Date;
    /**
     * Set specific second
     * @param currentTime Current time
     * @param second Second to set (0-59)
     * @returns Time with new second
     */
    setSecond(currentTime: Date, second: number): Date;
    /**
     * Set specific millisecond
     * @param currentTime Current time
     * @param millisecond Millisecond to set (0-999)
     * @returns Time with new millisecond
     */
    setMillisecond(currentTime: Date, millisecond: number): Date;
    /**
     * Toggle AM/PM period
     * @param currentTime Current time
     * @returns Time with toggled period
     */
    togglePeriod(currentTime: Date): Date;
    /**
     * Move focus to next segment
     * @param currentSegment Current focused segment
     * @param showSeconds Whether seconds are shown
     * @param showMilliseconds Whether milliseconds are shown
     * @param use12Hour Whether using 12-hour format
     * @returns Next segment to focus
     */
    moveFocusToNextSegment(currentSegment: 'hours' | 'minutes' | 'seconds' | 'milliseconds' | 'period' | null, showSeconds: boolean, showMilliseconds: boolean, use12Hour: boolean): 'hours' | 'minutes' | 'seconds' | 'milliseconds' | 'period' | null;
    /**
     * Move focus to previous segment
     * @param currentSegment Current focused segment
     * @param showSeconds Whether seconds are shown
     * @param showMilliseconds Whether milliseconds are shown
     * @param use12Hour Whether using 12-hour format
     * @returns Previous segment to focus
     */
    moveFocusToPreviousSegment(currentSegment: 'hours' | 'minutes' | 'seconds' | 'milliseconds' | 'period' | null, showSeconds: boolean, showMilliseconds: boolean, use12Hour: boolean): 'hours' | 'minutes' | 'seconds' | 'milliseconds' | 'period' | null;
}