import { Context, ContextManager } from '../context';
import { Event } from '../event';
/**
 * Represents the axes of a gamepad.
 */
export declare enum GamepadAxis {
    LeftStickHorizontal = "LeftStickHorizontal",
    LeftStickVertical = "LeftStickVertical",
    RightStickHorizontal = "RightStickHorizontal",
    RightStickVertical = "RightStickVertical"
}
/**
 * Represents the buttons on a gamepad.
 */
export declare enum GamepadButton {
    South = "South",
    East = "East",
    West = "West",
    North = "North",
    ShoulderLeft = "ShoulderLeft",
    ShoulderRight = "ShoulderRight",
    TriggerLeft = "TriggerLeft",
    TriggerRight = "TriggerRight",
    Select = "Select",
    Start = "Start",
    StickLeft = "StickLeft",
    StickRight = "StickRight",
    DUp = "DUp",
    DDown = "DDown",
    DLeft = "DLeft",
    DRight = "DRight",
    Center = "Center"
}
/**
 * Manages and tracks gamepad connections and states.
 * @zcontext
 */
export declare class GamepadContext extends Context {
    readonly onGamepadsChange: Event<[]>;
    readonly activeGamepads: Set<number>;
    private _registeredGamepads;
    /**
     * Creates an instance of GamepadContext.
     * @param contextManager - The current ContextManager
     */
    constructor(contextManager: ContextManager);
    private _update;
    /**
     * Retrieves a gamepad instance by its index.
     * @param indx The index of the gamepad.
     * @returns The gamepad instance or null if not found.
     */
    getGamepad(indx: number): Gamepad | null;
    /**
     * Executes a function on each active gamepad, optionally filtered by index.
     * @param requestedIndex The index to filter gamepads by, if specified.
     * @param fn The function to execute on each matching gamepad.
     */
    forGamepadsMatchingIndex(requestedIndex: number | undefined, fn: (gamepad: Gamepad) => void): void;
    /**
     * Registers a gamepad with a specific index.
     * @param indx The index of the gamepad.
     * @param gamepad The gamepad to register.
     */
    registerGamepad(indx: number, gamepad: Gamepad): void;
    /**
     * Unregisters a gamepad by its index.
     * @param indx The index of the gamepad to unregister.
     */
    unregsiterGamepad(indx: number): void;
    dispose(): never;
}
/**
 * Converts a gamepad axis enum value to its corresponding numeric representation.
 * @param axis The gamepad axis to translate.
 * @returns The numeric representation of the gamepad axis.
 */
export declare function translateGamepadAxis(axis: GamepadAxis): number;