RitaDias

function touchStart(startX, startY) {
  var menuOpen = document.querySelector(".menu.menu--visible");

  if (menuOpen !== null) {
    isOpen = true;
  } else {
    isOpen = false;
  }

  menu.classList.add("no-transition");

RitaDias

function onTouchStart(evt) {
  startTime = new Date().getTime();
  startX = evt.touches[0].pageX;
  startY = evt.touches[0].pageY;

  touchingElement = true;

  touchStart(startX, startY);
}

RitaDias

var touchingElement = false;
var startTime;
var startX = 0,
    startY = 0;
var currentX = 0,
    currentY = 0;

var isOpen = false;
var isMoving = false;
var menuWidth = 0;

RitaDias

var trackableElement;
var menu = document.querySelector(".menu");
var appMenu = document.querySelector(".app-menu-container");
var overlay = document.querySelector(".menu-background");
var burger = document.querySelector(".app-menu-burger");