import * as spec from '@galacean/effects-specification';
import type { Engine } from '../engine';
import { MeshComponent } from './mesh-component';
/**
 * @since 2.0.0
 */
export declare class EffectComponent extends MeshComponent {
    time: number;
    constructor(engine: Engine);
    onStart(): void;
    onUpdate(dt: number): void;
    fromData(data: spec.EffectComponentData): void;
}