import { AfterViewInit, ApplicationRef, Injector, OnInit, TemplateRef, ViewContainerRef } from '@angular/core';
import { BehaviorSubject } from 'rxjs';
import { DefaultDirective } from 'tql-service';
import * as i0 from "@angular/core";
export declare class TqlSpinDirective extends DefaultDirective implements OnInit, AfterViewInit {
    private _ViewContainerRef;
    private _ApplicationRef;
    private _Injector;
    opacity: number;
    backgroundColor: string;
    delay: number;
    spinTemplate: TemplateRef<any>;
    private _spinning;
    set spinning(v: boolean);
    get spinning(): boolean;
    private instance;
    private parentDom;
    private childDom;
    spin$: BehaviorSubject<boolean>;
    constructor(_ViewContainerRef: ViewContainerRef, _ApplicationRef: ApplicationRef, _Injector: Injector);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    /**
     * add dom
     */
    private addComponent;
    /**
     * update instance's data
     */
    private updateInstance;
    private toggleSpinning;
    static ɵfac: i0.ɵɵFactoryDeclaration<TqlSpinDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TqlSpinDirective, "[tqlSpin]", never, { "opacity": { "alias": "opacity"; "required": false; }; "backgroundColor": { "alias": "backgroundColor"; "required": false; }; "delay": { "alias": "delay"; "required": false; }; "spinTemplate": { "alias": "spinTemplate"; "required": false; }; "spinning": { "alias": "spinning"; "required": false; }; }, {}, never, never, false, never>;
}