import { startOfMonth, endOfMonth, addDays, addWeeks, addMonths, subDays, subWeeks, subMonths, addYears, subYears, format, isSameDay, isSameMonth, isSameYear, isToday, isWithinInterval, differenceInMinutes, differenceInDays, setHours, setMinutes, getDay, getHours, getMinutes, startOfDay, endOfDay, parseISO } from 'date-fns';
import { CalendarEntry, ResolvedCalendarEntry, DateRange, TimeFormat, PositionedEntry, CalendarConfig, ModifierKeys } from './calendar-types';
export declare function resolveEntry(entry: CalendarEntry): ResolvedCalendarEntry;
export declare function resolveEntries(entries: CalendarEntry[]): ResolvedCalendarEntry[];
export declare function getEntriesForRange(entries: ResolvedCalendarEntry[], range: DateRange): ResolvedCalendarEntry[];
export declare function getEntriesForDay(entries: ResolvedCalendarEntry[], date: Date, entryOrder?: (a: ResolvedCalendarEntry, b: ResolvedCalendarEntry) => number): ResolvedCalendarEntry[];
export declare function getTimedEntries(entries: ResolvedCalendarEntry[]): ResolvedCalendarEntry[];
export declare function getAllDayEntries(entries: ResolvedCalendarEntry[]): ResolvedCalendarEntry[];
export declare function getMultiDayEntries(entries: ResolvedCalendarEntry[]): ResolvedCalendarEntry[];
export declare function getWeekRange(date: Date, firstDayOfWeek: number): DateRange;
export declare function getMonthRange(date: Date, firstDayOfWeek: number): DateRange;
export declare function getDayRange(date: Date): DateRange;
export declare function getDaysInRange(range: DateRange, hiddenDays?: number[]): Date[];
export declare function navigateMonth(date: Date, direction: 'prev' | 'next'): Date;
export declare function navigateWeek(date: Date, direction: 'prev' | 'next'): Date;
export declare function navigateDay(date: Date, direction: 'prev' | 'next'): Date;
export declare function formatTime(date: Date, timeFormat: TimeFormat): string;
export declare function formatHour(hour: number, timeFormat: TimeFormat): string;
export declare function getTimeSlots(startHour: number, endHour: number, slotDuration: number): {
    hour: number;
    minute: number;
}[];
export declare function getMinuteOffset(date: Date, startHour: number): number;
export declare function minuteOffsetToPixels(minutes: number, slotDuration: number, slotHeightPx?: number): number;
export declare function pixelsToMinuteOffset(pixels: number, slotDuration: number, slotHeightPx?: number): number;
export declare function snapToSlot(minutes: number, snapDuration: number): number;
export declare function dateFromMinuteOffset(baseDate: Date, minutes: number, _startHour: number): Date;
export declare function positionTimedEntries(entries: ResolvedCalendarEntry[], date: Date, config: CalendarConfig): PositionedEntry[];
export declare function isBusinessHour(date: Date, hour: number, businessHours: {
    daysOfWeek: number[];
    startTime: string;
    endTime: string;
}): boolean;
export declare function isCurrentMonth(date: Date, currentDate: Date): boolean;
export declare function getModifierKeys(event: {
    altKey: boolean;
    ctrlKey: boolean;
    shiftKey: boolean;
    metaKey: boolean;
}): ModifierKeys;
export declare function getWeekNumber(date: Date, firstDayOfWeek: number): number;
export declare function clampHour(hour: number, visibleStart: number, visibleEnd: number): number;
export declare function entrySpansDays(entry: ResolvedCalendarEntry): number;
export declare function getEntryDaySegments(entry: ResolvedCalendarEntry, range: DateRange): {
    date: Date;
    isStart: boolean;
    isEnd: boolean;
}[];
export declare function getDateBackgroundColor(date: Date, dateBackgrounds?: {
    date: Date | string;
    color: string;
}[], dateRangeBackgrounds?: {
    start: Date | string;
    end: Date | string;
    color: string;
}[]): string | undefined;
export declare function isDateLoading(date: Date, loadingRanges?: {
    start: Date | string;
    end: Date | string;
}[]): boolean;
export { isSameDay, isSameMonth, isSameYear, isToday, isWithinInterval, startOfDay, endOfDay, startOfMonth, endOfMonth, addDays, addWeeks, addMonths, subDays, subWeeks, subMonths, addYears, subYears, format, getDay, getHours, getMinutes, setHours, setMinutes, differenceInMinutes, differenceInDays, parseISO, };