import { ParticleEffect, ParticleEffectObject } from "./particleEffect";
export declare class ParticleSystem {
    effects: ParticleEffect[];
    addParticleEffectListeners: ((effect: ParticleEffect) => unknown)[];
    removeParticleEffectListeners: ((effect: ParticleEffect) => unknown)[];
    update(dt: number): void;
    addParticleEffect(): ParticleEffect;
    removeParticleEffect(particleEffect: ParticleEffect): void;
    /**
     * Wrap the properties of the whole particle system into a JSON containing only primitive JavaScript data types
     * (such as numbers, strings, etc.) that can be serialized into strings natively.
     */
    toObject(): ParticleSystemObject;
    static fromObject(object: ParticleSystemObject, options?: {
        hideWarnings?: boolean;
    }): ParticleSystem;
}
interface ParticleSystemObject {
    effects: Array<ParticleEffectObject>;
}
export {};