import { ChangeDetectorRef, EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { AbstractControl, FormControl, FormGroup } from '@angular/forms';
import { TsStyleThemeTypes } from '@terminus/ui/utilities';
import { BehaviorSubject } from 'rxjs';
/**
 * Define the structure of the date range object used by {@link TsDateRangeComponent}
 */
export interface TsDateRange {
    /**
     * The start date of the range
     */
    start: Date | undefined;
    /**
     * The end date of the range
     */
    end: Date | undefined;
}
/**
 * This is the date-range UI Component
 *
 * @example
 * <ts-date-range
 *              [dateFormGroup]="myForm.get('dateRange')"
 *              endMaxDate="{{ new Date(2017, 4, 30) }}"
 *              endMinDate="{{ new Date(2017, 4, 1) }}"
 *              [isDisabled]="true"
 *              startingView="year"
 *              startMaxDate="{{ new Date(2017, 4, 30) }}"
 *              startMinDate="{{ new Date(2017, 4, 1) }}"
 *              theme="primary"
 *              (dateRangeChange)="myMethod($event)"
 *              (endSelected)="myMethod($event)"
 *              (startSelected)="myMethod($event)"
 * ></ts-date-range>
 *
 * <example-url>https://getterminus.github.io/ui-demos-release/components/date-range</example-url>
 */
export declare class TsDateRangeComponent implements OnInit, OnDestroy {
    private changeDetectorRef;
    /**
     * Getter to return the date range as an object
     *
     * @returns The current date range
     */
    private get dateRange();
    /**
     * Provide quick access to the endDate form control
     */
    get endDateControl(): AbstractControl;
    /**
     * Expose the minimum date for the endDate
     *
     * NOTE: `any` is used since we cannot seem to use union types in a BehaviorSubject and the value could be a Date or undefined
     */
    endMinDate$: BehaviorSubject<any>;
    /**
     * Define the end date label
     */
    endLabel: string;
    /**
     * The internal FormControl to manage the end date
     */
    internalEndControl: FormControl;
    /**
     * The internal FormControl to manage the start date
     */
    internalStartControl: FormControl;
    /**
     * Define the separator between the two date inputs
     */
    separator: string;
    /**
     * Provide quick access to the startDate form control
     */
    get startDateControl(): AbstractControl;
    /**
     * Expose the maximum date for the startDate
     *
     * NOTE: `any` is used since we cannot seem to use union types in a BehaviorSubject and the value could be a Date or undefined
     */
    startMaxDate$: BehaviorSubject<any>;
    /**
     * Define the start date label
     */
    startLabel: string;
    /**
     * Define the form group to attach the date range to
     *
     * @param value
     */
    set dateFormGroup(value: FormGroup | AbstractControl | undefined);
    get dateFormGroup(): FormGroup | AbstractControl | undefined;
    private _dateFormGroup;
    /**
     * Define the date locale
     */
    dateLocale: string | undefined;
    /**
     * Define the max date for the end date
     */
    endMaxDate: Date | undefined;
    /**
     * Define the min date for the end date
     */
    endMinDate: Date | undefined;
    /**
     * Define if the range should be disabled
     */
    isDisabled: boolean;
    /**
     * Define the starting view for both datepickers
     */
    startingView: 'month' | 'year';
    /**
     * Define the max date for the starting date
     */
    startMaxDate: Date | undefined;
    /**
     * Define the min date for the starting date
     */
    startMinDate: Date | undefined;
    /**
     * Define the component theme
     */
    theme: TsStyleThemeTypes;
    /**
     * Event emitted anytime the range is changed
     */
    readonly dateRangeChange: EventEmitter<TsDateRange>;
    /**
     * Output the end date when selected
     */
    readonly endSelected: EventEmitter<Date | undefined>;
    /**
     * Output the start date when selected
     */
    readonly startSelected: EventEmitter<Date | undefined>;
    constructor(changeDetectorRef: ChangeDetectorRef);
    /**
     * Seed initial date range values
     */
    ngOnInit(): void;
    /**
     * Needed for untilComponentDestroyed
     */
    ngOnDestroy(): void;
    /**
     * Set up subscriptions to sync the internal FormControl to the external FormControl
     */
    private setUpFormControlSync;
    /**
     * Set up initial min and max dates
     *
     * @param formGroup - The date form group
     */
    private initializeMinAndMax;
    /**
     * Emit the selected start date and date range
     *
     * @param date
     */
    startDateSelected(date: Date): void;
    /**
     * Emit the selected end date and date range
     *
     * @param date
     */
    endDateSelected(date: Date): void;
    /**
     * Update dates when the start date input receives a blur event
     *
     * @param date - The date entered
     */
    startBlur(date: Date | undefined): void;
    /**
     * Update dates when the end date input receives a blur event
     *
     * @param date - The date entered
     */
    endBlur(date: Date | undefined): void;
}