export interface StarLayer {
    /**
     * Sets the color of the stars. All colors you can use in CSS should work e.g. white, #ffffff, rgb(255,255,255), hsl(0, 0%, 100%)
     */
    color: string;
    /**
     * Specifies the size of every star in px
     */
    size: number;
    /**
     * Specifies how many stars should be rendered per 100 by 100px area
     */
    density: number;
    /**
     * Sets the moving speed of the stars
     */
    speed: number;
    /**
     * Determines the moving direction. Possible values are: up, down, left, right
     */
    direction: 'up' | 'down' | 'left' | 'right';
    /**
     * Sets the amount of blur for every star
     */
    blur: number;
    /**
     * Sets the glow radius in px
     */
    glow: number;
    /**
     * Set to true to make the stars round instead of square
     */
    isRound: boolean;
}
/**
 * Default star layers that are rendered when no layers are provided to the ngx-parallax-stars component
 */
export declare const defaultStarLayers: StarLayer[];