import { Injectable } from '@angular/core';
import { Observable, ReplaySubject } from 'rxjs';

@Injectable({
    providedIn: 'root'
})
export class IsShowEchartsService {

    constructor() { }
    private _sendMessage: ReplaySubject<any> = new ReplaySubject<any>(1);
    /** * 向其他组件发送信息 ** 
   * @param message 需要发送的信息 *
   * @returns {Observavle<any>} */

    public sendMessage(message: any) {
        this._sendMessage.next(message);
    }

    public getMessage(): Observable<any> {
        return this._sendMessage.asObservable();
    }
}