import { UIMode } from "../../core";
import type { UIAnchorOptions } from "../../core/elements/UIAnchor/UIAnchor.Internal";
export interface UIEmitterOptions extends UIAnchorOptions {
    expectedCapacity: number;
    capacityStep: number;
}
export interface UIEmitterPlayOptions {
    duration: number;
}
export declare function ignoreInput(): boolean;
export type UIEmitterMode = UIMode.HIDDEN | UIMode.VISIBLE;
export declare const EMITTER_DEFAULT_MODE: UIEmitterMode;
export declare const EMITTER_DEFAULT_EXPECTED_CAPACITY = 32;
export declare const EMITTER_DEFAULT_CAPACITY_STEP = 32;
export declare const EMITTER_DEFAULT_AUTOMATICALLY_DESTROY_MODULES = true;