import { OnInit, OnDestroy, AfterViewInit, ElementRef, OnChanges, SimpleChanges, NgZone } from '@angular/core';
import * as i0 from "@angular/core";
export declare class AuroraBackgroundComponent implements OnInit, AfterViewInit, OnDestroy, OnChanges {
    private ngZone;
    containerRef: ElementRef<HTMLDivElement>;
    /** 颜色断点，默认为 ['#5227FF', '#7cff67', '#5227FF'] */
    ncColorStops: string[];
    /** 极光振幅（0-3） */
    ncAmplitude: number;
    /** 极光混合度（0-1） */
    ncBlend: number;
    /** 极光运动速度（0-2） */
    ncSpeed: number;
    private renderer;
    private scene;
    private camera;
    private material;
    private mesh;
    private animateId;
    private isDestroyed;
    constructor(ngZone: NgZone);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: SimpleChanges): void;
    onResize(): void;
    private parseColorStops;
    private initWebGL;
    private resize;
    private cleanup;
    static ɵfac: i0.ɵɵFactoryDeclaration<AuroraBackgroundComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<AuroraBackgroundComponent, "nc-aurora-background", never, { "ncColorStops": "ncColorStops"; "ncAmplitude": "ncAmplitude"; "ncBlend": "ncBlend"; "ncSpeed": "ncSpeed"; }, {}, never, ["*"]>;
}