shanedrgn.github.io/genprog.html at master · shane-lr/shanedrgn.github.io · GitHub

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<!DOCTYPE html>
<html>
<head>
  <title></title>
  <style>
  #block
  {
    box-sizing:border-box;
    position:absolute;
    display:block;
    height:30px;
    width:30px;
    background-color:red;
    outline:2px solid #AA0000;
  }
  </style>
</head>
<body>
<span id="block" style=""></span>
<span class="object" style="width:100%;background-color:rebeccapurple;height:20px;display:block;position:absolute;bottom:0px;left:0px;"></span>
<span class="object" style="height:100%;background-color:rebeccapurple;width:20px;display:block;position:absolute;bottom:0px;left:0px;"></span>
</body>
<script type="text/javascript">
  var objList = [];
  document.getElementsByClassName("object").prototype.foreach(function(element, index, array) {objList.push(String.concat(element.getBoundingClientRect().top.toString(),",",element.getBoundingClientRect().left.toString(),",",element.getBoundingClientRect().bottom.toString(),",",element.getBoundingClientRect().right.toString()));});
  console.debug(objList);
  var block={
    jump:0,
    element:document.getElementById("block"),
    gravity:"1",
    x:0,
    y:0,
    velX:0,
    velY:0,
    move: function () {
      if (this.y>0)
      {
        this.velY -= this.gravity;
      }
      else
      {
        this.velY = 0;
        this.y=0;
        this.jump = 0;
      }

      if(this.velX>0)
      {
        this.velX = (Math.round(10*(this.velX -.1 ))/10);
        this.element.innerText=this.velX;
      }
      else if(this.velX<0)
      {
        this.velX = (Math.round(10*(this.velX +.1 ))/10);
        this.element.innerText=this.velX;
      }
    },
    collide: function () {

    }
    };

  var charStr;

  var keyState = {};
  window.addEventListener('keydown',function(e){keyState[e.keyCode || e.which] = true;},true);
  window.addEventListener('keyup',function(e){keyState[e.keyCode || e.which] = false;},true);

  var renderWorld = setInterval(function(){
    block.element.style.bottom=block.y.toString().concat("px");
    block.element.style.left=block.x.toString().concat("px");
  },1);

  var velocity = setInterval(function(){
    block.move();
  },10);

  setInterval(function(){
    if (keyState[87] && block.jump != 1)
    {
      block.velY = 20;
      block.jump = 1;
      charStr="";
    }

    if (keyState[65])
    {
      block.velX = -5;
    }

    if (keyState[68])
    {
      block.velX = 5;
    }

    block.y += block.velY;
    block.x += block.velX;

  }, 10);
</script>
</html>