import { CalendarMode, DateRange, DateRangePickerOptions, DateRangeResult, DateValue, PickerInstance, PresetDefinition } from '../types.js';
export interface DateRangeControllerState {
    isOpen: boolean;
    mode: CalendarMode;
    allowModeToggle: boolean;
    showSecondaryCalendar: boolean;
    viewYear: number;
    viewMonth: number;
    range: DateRange | null;
    pendingStart: DateValue | null;
    hoverDate: DateValue | null;
    activePresetId: string | null;
    openSubmenuId: string | null;
    view: 'day' | 'month' | 'year';
    yearGroupStart: number;
    selectionUnit: 'day' | 'month';
}
export interface DateRangeController extends PickerInstance<DateRangeResult, DateRangePickerOptions> {
    getState(): DateRangeControllerState;
    getPresets(): PresetDefinition[];
    getToday(): DateValue;
    selectDay(value: DateValue): void;
    hoverDay(value: DateValue | null): void;
    selectMonth(year: number, month: number): void;
    isMonthDisabled(year: number, month: number): boolean;
    startMonthSelect(): void;
    navigateMonth(delta: number): void;
    navigateYear(delta: number): void;
    navigateYearGroup(delta: number): void;
    setView(view: 'day' | 'month' | 'year'): void;
    selectMonthView(month: number): void;
    selectYearView(year: number): void;
    toggleMode(): void;
    selectPreset(id: string): void;
    selectSubmenuItem(submenuId: string, itemId: string): void;
    toggleSubmenu(id: string): void;
    startCustomRange(): void;
    apply(): void;
    isDisabled(value: DateValue): boolean;
    validateTyped(text: string): 'valid' | 'invalid' | 'empty';
    commitTyped(text: string): 'valid' | 'invalid' | 'empty';
    typedString(): string;
    typedReference(): string;
    yearBounds(): {
        min: number;
        max: number;
    };
    cellForBs(year: number, month: number, day: number): DateValue;
    buildMonthCells(year: number, month: number): Array<DateValue | null>;
}
export declare function createDateRangeController(initialOptions?: DateRangePickerOptions): DateRangeController;
export declare function previewRange(state: DateRangeControllerState): DateRange | null;
export declare function isRangeBoundary(range: DateRange | null, value: DateValue): 'start' | 'end' | null;