const toggleFullScreen = function () {

    const elem = document.querySelector("#game");

    elem.requestFullscreen = elem.requestFullscreen || elem.mozRequestFullscreen || elem.msRequestFullscreen || elem.webkitRequestFullscreen;

    if (!document.fullscreenElement) {
        elem.requestFullscreen({ navigationUI: "hide" })
            .then({})
            .catch(err => {
                console.log(`Error: ${err.message} (${err.name})`);
            });
    } else {
        document.exitFullscreen();
    };
};



this.scale.stopListeners();

this.player.addInteraction(() => {
    toggleFullScreen();
});