(() => {

function callbackFill(direction) {
  if(direction == 1) {
    g.setColor(255,255,255);
  } else {
    g.setColor(255,0,0);
  }
  g.fillRect(0, 0, g.getHeight(), g.getWidth());
}

function drawFace() {
  g.setColor(255,255,255);
  g.fillRect(0, 0, g.getHeight(), g.getWidth());
  Bangle.on("swipe", callbackFill);
}

function stop() {
  Bangle.removeAllListeners();
}

return { drawFace:drawFace, stop:stop };
})();