function draw(t, e) {
  let n = t.getContext("2d"),
    o = [];
  var a = 0;
  e.forEach(t => {
    let l = new Image;
    l.src = t, l.onload = () => {
      (a += 1) === e.length && function t() {
        for (let e = 0; e < o.length; e++) n.drawImage(o[e], 0, 0)
      }()
    }, o.push(l)
  })
}