import { OnInit, EventEmitter } from '@angular/core';
export declare class DateComponent implements OnInit {
    value: Date;
    valueChange: EventEmitter<{}>;
    /**
     * 输入框输入的日期
     */
    result: Date;
    start: string;
    end: string;
    dateStart: Date;
    dateEnd: Date;
    isValid: boolean;
    /**
   * 根据验证结果修改样式,监听验证结果发出的事件，对IsValidStyle进行修改
   * 若验证不通过 form-control is-invalid k-widget k-datepicker k-header，
   * 若验证通过   form-control k-widget k-datepicker k-header
   */
    isvalidStyle: string;
    constructor();
    calc(): void;
    onChange(value: Date): void;
    ngOnInit(): void;
}