function AccessibilityManager(renderer) {
        /** Setting this to true will visually show the divs. */
        this.debug = false;
        /** Internal variable, see isActive getter. */
        this._isActive = false;
        /** Internal variable, see isMobileAccessibility getter. */
        this._isMobileAccessibility = false;
        /** A simple pool for storing divs. */
        this.pool = [];
        /** This is a tick used to check if an object is no longer being rendered. */
        this.renderId = 0;
        /** The array of currently active accessible items. */
        this.children = [];
        /** Count to throttle div updates on android devices. */
        this.androidUpdateCount = 0;
        /**  The frequency to update the div elements. */
        this.androidUpdateFrequency = 500; // 2fps
        this._hookDiv = null;
        if (_pixi_utils__WEBPACK_IMPORTED_MODULE_1__.isMobile.tablet || _pixi_utils__WEBPACK_IMPORTED_MODULE_1__.isMobile.phone) {
            this.createTouchHook();
        }
        // first we create a div that will sit over the PixiJS element. This is where the div overlays will go.
        var div = document.createElement('div');
        div.style.width = DIV_TOUCH_SIZE + "px";
        div.style.height = DIV_TOUCH_SIZE + "px";
        div.style.position = 'absolute';
        div.style.top = DIV_TOUCH_POS_X + "px";
        div.style.left = DIV_TOUCH_POS_Y + "px";
        div.style.zIndex = DIV_TOUCH_ZINDEX.toString();
        this.div = div;
        this.renderer = renderer;
        /**
         * pre-bind the functions
         * @type {Function}
         * @private
         */
        this._onKeyDown = this._onKeyDown.bind(this);
        /**
         * pre-bind the functions
         * @type {Function}
         * @private
         */
        this._onMouseMove = this._onMouseMove.bind(this);
        // let listen for tab.. once pressed we can fire up and show the accessibility layer
        globalThis.addEventListener('keydown', this._onKeyDown, false);
    }
@param {PIXI.CanvasRenderer|PIXI.Renderer} renderer - A reference to the current renderer