import { OnInit, OnDestroy, AfterViewInit, ElementRef, OnChanges, SimpleChanges, NgZone } from '@angular/core';
import * as i0 from "@angular/core";
export declare type NcLightRaysOriginType = 'top-left' | 'top-center' | 'top-right' | 'left' | 'right' | 'bottom-left' | 'bottom-center' | 'bottom-right';
export declare class LightRaysBackgroundComponent implements OnInit, AfterViewInit, OnDestroy, OnChanges {
    private ngZone;
    containerRef: ElementRef<HTMLDivElement>;
    /** 光线发射源位置。可选项: 'top-center', 'top-left', 'top-right', 'right', 'left', 'bottom-center', 'bottom-right', 'bottom-left' */
    ncRaysOrigin: NcLightRaysOriginType;
    /** 射线颜色，十六进制格式 */
    ncRaysColor: string;
    /** 射线动画速度（0.1-3） */
    ncRaysSpeed: number;
    /** 光线扩散宽度（0.1-2） */
    ncLightSpread: number;
    /** 光线的最大长度/范围（0.5-3）*/
    ncRayLength: number;
    /** 启用脉动（闪烁）动画效果 */
    private _pulsating;
    set ncPulsating(val: boolean | string);
    get ncPulsating(): boolean;
    /** 射线从源头开始淡出的距离（0.5-2）*/
    ncFadeDistance: number;
    /** 颜色饱和度（0-1）*/
    ncSaturation: number;
    /** 让光线向鼠标光标方向旋转 */
    private _followMouse;
    set ncFollowMouse(val: boolean | string);
    get ncFollowMouse(): boolean;
    /** 鼠标对光线的影响程度（0-1）*/
    ncMouseInfluence: number;
    /** 给光线添加噪点/颗粒感（0-1）*/
    ncNoiseAmount: number;
    /** 对光线应用波形扭曲（0-1）*/
    ncDistortion: number;
    /** 背景颜色 */
    ncBgColor: string;
    private renderer;
    private material;
    private scene;
    private camera;
    private resizeObserver;
    private intersectionObserver;
    private rafId;
    private resizeRafId;
    private isVisible;
    private running;
    private mouse;
    private smoothMouse;
    constructor(ngZone: NgZone);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: SimpleChanges): void;
    private initWebGL;
    private _onVisibility;
    private updatePlacement;
    private loop;
    private start;
    private pause;
    private setupResizeObserver;
    private setupIntersectionObserver;
    private cleanup;
    onMouseMove(event: MouseEvent): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<LightRaysBackgroundComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<LightRaysBackgroundComponent, "nc-light-rays-background", never, { "ncRaysOrigin": "ncRaysOrigin"; "ncRaysColor": "ncRaysColor"; "ncRaysSpeed": "ncRaysSpeed"; "ncLightSpread": "ncLightSpread"; "ncRayLength": "ncRayLength"; "ncPulsating": "ncPulsating"; "ncFadeDistance": "ncFadeDistance"; "ncSaturation": "ncSaturation"; "ncFollowMouse": "ncFollowMouse"; "ncMouseInfluence": "ncMouseInfluence"; "ncNoiseAmount": "ncNoiseAmount"; "ncDistortion": "ncDistortion"; "ncBgColor": "ncBgColor"; }, {}, never, ["*"]>;
}