import { ContextManager } from '@zcomponent/core';
import * as THREE from 'three';
import { Object3D } from '../Object3D';
import { CameraHelper } from '../../internal/CameraHelper';
/**
 * Represents the properties required to construct a Camera.
 */
export interface CameraConstructorProps {
    /** @zprop
     * @zdefault true
     */
    activateAtStart: boolean;
}
/**
 * The base class for all cameras.
 */
export declare class Camera<T extends THREE.Camera> extends Object3D {
    element: T;
    protected _helper: CameraHelper | undefined;
    /**
     * Constructs a new Camera.
     * @param contextManager - The context manager.
     * @param props - The properties required to construct the Camera.
     * @param element - The camera element.
     */
    constructor(contextManager: ContextManager, props: CameraConstructorProps, element: T);
    /**
     * Activates the camera.
     * @zprop
     * */
    activate(): void;
    /**
     * Disposes the camera.
     */
    dispose(): never;
    private _updateHelpers;
}