jquery.scrollwatch/index.html at master · Shorthand/jquery.scrollwatch · GitHub

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<!doctype html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>jQuery Scroll Watcher</title>

  <script src="bower_components/jquery/jquery.js"></script>
  <script src="bower_components/lodash/lodash.js"></script>
  <script src="src/jquery.scrollwatch.js"></script>

  <style>
    html, body {
      margin: 0;
      padding: 0;
      font-family: 'Helvetica Neue', Helvetica, sans-serif;
    }

    .whitespace {
      height: 2000px;
    }

    .box {
      margin: 0 auto;
      padding: 56px 24px;
      width: 940px;
      border: 1px solid #d5d5d5;
      background-color: #f5f5f5;
    }

    #huge-box {
      height: 2000px;
    }
  </style>
</head>
<body>
  <div class="whitespace"></div>

  <div id="testing" class="box">Testing div that all day way off the page</div>

  <div class="whitespace"></div>

  <div id="huge-box" class="box">
    Huge box
  </div>

  <div class="whitespace"></div>

  <script>

  $('#testing')
    .css('height', document.documentElement.clientHeight + 'px')
    .scrollWatch()
      .on('scrollin', function(e) { console.log('in', e.direction); })
      .on('scrollout', function(e) { console.log('out', e.direction); })
      .handleScroll();

  $('#huge-box').scrollWatch()
    .on('scrollin', function(e) { console.log('huge in', e.direction); })
    .on('scrollout', function(e) { console.log('huge out', e.direction); })
    .on('scroll', function(e) { console.log('huge visibility', e.visibility); })
    .handleScroll();

  </script>
</body>
</html>