import { EventDispatcher, Vector3 } from "three";
import { SettingsEventMap } from "./SettingsEventMap.js";
/**
 * Rotation settings.
 *
 * @group Settings
 */
export declare class RotationSettings extends EventDispatcher<SettingsEventMap> {
    /**
     * Triggers when the settings are changed.
     *
     * @event
     */
    static readonly EVENT_CHANGE = "change";
    /**
     * @see {@link enabled}
     */
    private _enabled;
    /**
     * @see {@link up}
     */
    private _up;
    /**
     * @see {@link pivotOffset}
     */
    private _pivotOffset;
    /**
     * @see {@link minAzimuthalAngle}
     */
    private _minAzimuthalAngle;
    /**
     * @see {@link maxAzimuthalAngle}
     */
    private _maxAzimuthalAngle;
    /**
     * @see {@link minPolarAngle}
     */
    private _minPolarAngle;
    /**
     * @see {@link maxPolarAngle}
     */
    private _maxPolarAngle;
    /**
     * @see {@link invertedX}
     */
    private _invertedX;
    /**
     * @see {@link invertedY}
     */
    private _invertedY;
    /**
     * @see {@link sensitivityX}
     */
    private _sensitivityX;
    /**
     * @see {@link sensitivityY}
     */
    private _sensitivityY;
    /**
     * @see {@link damping}
     */
    private _damping;
    /**
     * Constructs new rotation settings.
     */
    constructor();
    /**
     * Indicates whether rotation is enabled.
     */
    get enabled(): boolean;
    set enabled(value: boolean);
    /**
     * A normalized up vector.
     */
    get up(): Vector3;
    set up(value: Vector3);
    /**
     * The pivot offset.
     */
    get pivotOffset(): Vector3;
    set pivotOffset(value: Vector3);
    /**
     * The minimum azimuthal angle in radians. Range: [-Math.PI, Math.PI].
     */
    get minAzimuthalAngle(): number;
    set minAzimuthalAngle(value: number);
    /**
     * The maximum azimuthal angle in radians. Range: [-Math.PI, Math.PI].
     */
    get maxAzimuthalAngle(): number;
    set maxAzimuthalAngle(value: number);
    /**
     * The minimum polar angle in radians. Range: [0, Math.PI].
     */
    get minPolarAngle(): number;
    set minPolarAngle(value: number);
    /**
     * The maximum polar angle in radians. Range: [0, Math.PI].
     */
    get maxPolarAngle(): number;
    set maxPolarAngle(value: number);
    /**
     * Indicates whether the horizontal rotation is inverted.
     */
    get invertedX(): boolean;
    set invertedX(value: boolean);
    /**
     * Indicates whether the vertical rotation is inverted.
     */
    get invertedY(): boolean;
    set invertedY(value: boolean);
    /**
     * The horizontal rotation sensitivity.
     */
    get sensitivityX(): number;
    set sensitivityX(value: number);
    /**
     * The vertical rotation sensitivity.
     */
    get sensitivityY(): number;
    set sensitivityY(value: number);
    /**
     * Sets the horizontal and vertical rotation sensitivity.
     */
    set sensitivity(value: number);
    /**
     * The damping factor.
     */
    get damping(): number;
    set damping(value: number);
    /**
     * Copies the given rotation settings.
     *
     * @param settings - Rotation settings.
     * @return This instance.
     */
    copy(settings: RotationSettings): RotationSettings;
    /**
     * Clones this rotation settings instance.
     *
     * @return The cloned rotation settings.
     */
    clone(): RotationSettings;
    /**
     * Copies the given JSON data.
     *
     * @param json - The JSON data.
     * @return This instance.
     */
    fromJSON(json: RotationSettings): RotationSettings;
    toJSON(): Record<string, unknown>;
}