import type { Camera } from '@anov/3d-core';
import { EventDispatcher, Vector3 } from '@anov/3d-core';
declare class FollowOrbitControls extends EventDispatcher {
    radius: number;
    target: Vector3;
    private object;
    private domElement;
    private rotationH;
    private rotationV;
    private isMouseDown;
    private isCurrentFirstMove;
    private isGlobalFirstMove;
    constructor(object: Camera, domElement: HTMLElement);
    dispose(): void;
    update(): void;
    private getDistance;
    private handleMouseup;
    private handleMousedown;
    /**
     * handle Mousemove
     * @param event
     * @returns
     */
    private handleMousemove;
    private handleWheelEvent;
    private updateCameraPosition;
}
export default FollowOrbitControls;