import { AnyConstructor, NgtCommonLight, NumberInput } from '@angular-three/core';
import * as THREE from 'three';
import * as i0 from "@angular/core";
export declare class NgtSpotLight extends NgtCommonLight<THREE.SpotLight> {
    static ngAcceptInputType_args: ConstructorParameters<typeof THREE.SpotLight> | undefined;
    set distance(distance: NumberInput);
    set angle(angle: NumberInput);
    set penumbra(penumbra: NumberInput);
    set decay(decay: NumberInput);
    set target(target: THREE.Object3D);
    set power(power: NumberInput);
    get lightType(): AnyConstructor<THREE.SpotLight>;
    protected get optionFields(): Record<string, boolean>;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtSpotLight, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgtSpotLight, "ngt-spot-light", never, { "distance": "distance"; "angle": "angle"; "penumbra": "penumbra"; "decay": "decay"; "target": "target"; "power": "power"; }, {}, never, ["*"], true>;
}
export declare class NgtSpotLightModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtSpotLightModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NgtSpotLightModule, never, [typeof NgtSpotLight], [typeof NgtSpotLight]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NgtSpotLightModule>;
}