import { Observable } from "../Misc/observable";
import type { Nullable } from "../types";
import type { Scene } from "../scene";
import { Gamepad } from "./gamepad";
/**
 * Manager for handling gamepads
 */
export declare class GamepadManager {
    private _scene?;
    private _babylonGamepads;
    private _oneGamepadConnected;
    /** @internal */
    _isMonitoring: boolean;
    private _gamepadEventSupported;
    private _gamepadSupport?;
    /**
     * observable to be triggered when the gamepad controller has been connected
     */
    onGamepadConnectedObservable: Observable<Gamepad>;
    /**
     * observable to be triggered when the gamepad controller has been disconnected
     */
    onGamepadDisconnectedObservable: Observable<Gamepad>;
    private _onGamepadConnectedEvent;
    private _onGamepadDisconnectedEvent;
    /**
     * Initializes the gamepad manager
     * @param _scene BabylonJS scene
     */
    constructor(_scene?: Scene | undefined);
    /**
     * The gamepads in the game pad manager
     */
    get gamepads(): Gamepad[];
    /**
     * Get the gamepad controllers based on type
     * @param type The type of gamepad controller
     * @returns Nullable gamepad
     */
    getGamepadByType(type?: number): Nullable<Gamepad>;
    /**
     * Disposes the gamepad manager
     */
    dispose(): void;
    private _addNewGamepad;
    private _startMonitoringGamepads;
    private _stopMonitoringGamepads;
    private _loggedErrors;
    /** @internal */
    _checkGamepadsStatus(): void;
    private _updateGamepadObjects;
}