import * as THREE from 'three';
import { NgtObject } from '../abstracts/object';
import type { AnyConstructor } from '../types';
import * as i0 from "@angular/core";
export declare abstract class NgtCommonHelper<THelper extends THREE.Object3D = THREE.Object3D> extends NgtObject<THelper> {
    abstract get helperType(): AnyConstructor<THelper>;
    set args(v: ConstructorParameters<AnyConstructor<THelper>>);
    protected objectInitFn(): THelper;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtCommonHelper<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NgtCommonHelper<any>, never, never, { "args": "args"; }, {}, never, never, false>;
}
export declare const provideNgtCommonHelper: (sub: import("../types").AnyCtor<any>) => any[];