@babylonjs/core/Gamepads/gamepadSceneComponent.pure.js

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/** This file must only contain pure code and pure imports */
import { Scene } from "../scene.pure.js";
import { SceneComponentConstants } from "../sceneComponent.js";
import { FreeCameraGamepadInput } from "../Cameras/Inputs/freeCameraGamepadInput.js";
import { ArcRotateCameraGamepadInput } from "../Cameras/Inputs/arcRotateCameraGamepadInput.js";
import { FreeCameraInputsManager } from "../Cameras/freeCameraInputsManager.pure.js";
import { ArcRotateCameraInputsManager } from "../Cameras/arcRotateCameraInputsManager.pure.js";
/**
 * Defines the gamepad scene component responsible to manage gamepads in a given scene
 */
export class GamepadSystemSceneComponent {
    /**
     * Creates a new instance of the component for the given scene
     * @param scene Defines the scene to register the component in
     */
    constructor(scene) {
        /**
         * The component name helpfull to identify the component in the list of scene components.
         */
        this.name = SceneComponentConstants.NAME_GAMEPAD;
        this.scene = scene;
    }
    /**
     * Registers the component in a given scene
     */
    register() {
        // Nothing to do for gamepads
    }
    /**
     * Rebuilds the elements related to this component in case of
     * context lost for instance.
     */
    rebuild() {
        // Nothing to do for gamepads
    }
    /**
     * Disposes the component and the associated resources
     */
    dispose() {
        const gamepadManager = this.scene._gamepadManager;
        if (gamepadManager) {
            gamepadManager.dispose();
            this.scene._gamepadManager = null;
        }
    }
}
let _Registered = false;
/**
 * Register side effects for gamepadSceneComponent.
 * Safe to call multiple times; only the first call has an effect.
 * @param gamepadManagerClass The GamepadManager class to use for lazy instantiation
 */
export function RegisterGamepadSceneComponent(gamepadManagerClass) {
    if (_Registered) {
        return;
    }
    _Registered = true;
    Object.defineProperty(Scene.prototype, "gamepadManager", {
        get: function () {
            if (!this._gamepadManager) {
                this._gamepadManager = new gamepadManagerClass(this);
                let component = this._getComponent(SceneComponentConstants.NAME_GAMEPAD);
                if (!component) {
                    component = new GamepadSystemSceneComponent(this);
                    this._addComponent(component);
                }
            }
            return this._gamepadManager;
        },
        enumerable: true,
        configurable: true,
    });
    /**
     * Adds a gamepad to the free camera inputs manager
     * @returns the FreeCameraInputsManager
     */
    FreeCameraInputsManager.prototype.addGamepad = function () {
        this.add(new FreeCameraGamepadInput());
        return this;
    };
    /**
     * Adds a gamepad to the arc rotate camera inputs manager
     * @returns the camera inputs manager
     */
    ArcRotateCameraInputsManager.prototype.addGamepad = function () {
        this.add(new ArcRotateCameraGamepadInput());
        return this;
    };
}
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