import * as i0 from '@angular/core';
import { AfterViewInit, OnDestroy, ElementRef } from '@angular/core';

type StarProps = {
    x: number;
    y: number;
    radius: number;
    opacity: number;
    twinkleSpeed: number | null;
};
type StarBackgroundProps = {
    starDensity?: number;
    allStarsTwinkle?: boolean;
    twinkleProbability?: number;
    minTwinkleSpeed?: number;
    maxTwinkleSpeed?: number;
};
type ShootingStar = {
    id: number;
    x: number;
    y: number;
    angle: number;
    scale: number;
    speed: number;
    distance: number;
};
type ShootingStarsProps = {
    minSpeed?: number;
    maxSpeed?: number;
    minDelay?: number;
    maxDelay?: number;
    starColor?: string;
    trailColor?: string;
    starWidth?: number;
    starHeight?: number;
};

declare class NgxStarrySkyComponent implements AfterViewInit, OnDestroy {
    private platformId;
    canvasRef: ElementRef<HTMLCanvasElement>;
    svgRef: ElementRef<HTMLOrSVGElement>;
    wrapperRef: ElementRef<HTMLElement>;
    styleClass?: string;
    disableShootingStars: boolean;
    set skyColor(color: string);
    set starsBackgroundPropsValue(props: StarBackgroundProps);
    private starsBackgroundProps;
    set shootingStarsPropsValue(props: ShootingStarsProps);
    shootingStarsProps: ShootingStarsProps;
    shootingStar: i0.WritableSignal<ShootingStar | undefined>;
    style: any;
    private stars;
    private isInView;
    private isAnimating;
    private animationFrameIdSky?;
    private animationFrameIdShootingStar?;
    private intersectionObserver?;
    constructor(platformId: object);
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    renderContents(isIntersecting: boolean): void;
    private initStarSky;
    private initShootingStars;
    private renderStarSky;
    private updateStars;
    private generateStars;
    private setCanvasSize;
    private createShootingStar;
    private moveShootingStar;
    private getRandomStartPoint;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgxStarrySkyComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgxStarrySkyComponent, "om-starry-sky", never, { "styleClass": { "alias": "styleClass"; "required": false; }; "disableShootingStars": { "alias": "disableShootingStars"; "required": false; }; "skyColor": { "alias": "skyColor"; "required": false; }; "starsBackgroundPropsValue": { "alias": "starsBackgroundConfig"; "required": false; }; "shootingStarsPropsValue": { "alias": "shootingStarsConfig"; "required": false; }; }, {}, never, ["*"], true, never>;
}

export { NgxStarrySkyComponent };
export type { ShootingStar, ShootingStarsProps, StarBackgroundProps, StarProps };