import { Vector2d } from "../math/vector2d.ts";
import Renderable from "../renderable/renderable.js";
import ParticleEmitter from "./emitter.ts";
/**
 * Single Particle Object.
 * @category Particles
 */
export default class Particle extends Renderable {
    #private;
    vel: Vector2d;
    image: HTMLCanvasElement | HTMLImageElement;
    life: number;
    startLife: number;
    startScale: number;
    endScale: number;
    gravity: number;
    wind: number;
    followTrajectory: boolean;
    onlyInViewport: boolean;
    alive: boolean;
    /**
     * @param emitter - the particle emitter
     */
    constructor(emitter: ParticleEmitter);
    updateBounds(absolute?: boolean): any;
}
export declare const particlePool: import("../system/pool.ts").Pool<Particle, [emitter: ParticleEmitter]>;
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