/**
 * ParticleEmitter - manages pool of particles
 *
 * Common use cases:
 * - Explosion (burst of particles)
 * - Smoke trail (continuous emission)
 * - Coin sparkle (short burst)
 * - Dust cloud (ground impact)
 * - Magic effect (custom colors/behavior)
 */
export class ParticleEmitter extends Node {
    constructor(name: any, options?: {});
    maxParticles: any;
    particles: {
        active: boolean;
        x: number;
        y: number;
        vx: number;
        vy: number;
        life: number;
        maxLife: number;
        size: number;
        startSize: number;
        endSize: number;
        r: number;
        g: number;
        b: number;
        a: number;
        startR: number;
        startG: number;
        startB: number;
        startA: number;
        endR: number;
        endG: number;
        endB: number;
        endA: number;
    }[];
    activeCount: number;
    emitting: boolean;
    emissionRate: any;
    emissionTimer: number;
    lifetime: any;
    speed: any;
    angle: any;
    spread: any;
    gravity: any;
    drag: any;
    startSize: any;
    endSize: any;
    startColor: any;
    endColor: any;
    emitterShape: any;
    emitterSize: any;
    /**
     *
     * @param {Array<number, number>} value
     * @returns {number}
     */
    randomValue(value: Array<number, number>): number;
    spawnParticle(x: any, y: any, vx: any, vy: any): {
        active: boolean;
        x: number;
        y: number;
        vx: number;
        vy: number;
        life: number;
        maxLife: number;
        size: number;
        startSize: number;
        endSize: number;
        r: number;
        g: number;
        b: number;
        a: number;
        startR: number;
        startG: number;
        startB: number;
        startA: number;
        endR: number;
        endG: number;
        endB: number;
        endA: number;
    };
    burst(count: any): void;
    startEmitting(): void;
    stopEmitting(): void;
    clear(): void;
    getActiveCount(): number;
    hasActiveParticles(): boolean;
}
export class ParticlePresets {
    /**
     * burst of orange/red particles
     * @param {*} x
     * @param {*} y
     * @param {*} options
     * @returns
     */
    static explosion(x: any, y: any, options?: any): ParticleEmitter;
    /**
     * continuous upward-floating particles
     * @param {*} x
     * @param {*} y
     * @param {*} options
     * @returns
     */
    static smoke(x: any, y: any, options?: any): ParticleEmitter;
    /**
     *
     * @param {*} x
     * @param {*} y
     * @param {*} options
     * @returns
     */
    static sparkles(x: any, y: any, options?: any): ParticleEmitter;
    /**
     * impact clouds
     * @param {*} x
     * @param {*} y
     * @param {*} options
     * @returns
     */
    static dustCloud(x: any, y: any, options?: any): ParticleEmitter;
    static blood(x: any, y: any, directionX?: number, directionY?: number, options?: {}): ParticleEmitter;
    static trail(color?: {
        r: number;
        g: number;
        b: number;
    }, options?: {}): ParticleEmitter;
}
import { Node } from "./core.js";