<html>
<head>
  <title>commands-sk demo</title>
  <meta charset="utf-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1, user-scalable=yes">
  <script src="/res/common/js/common.js"></script>
  <script src="/res/imp/bower_components/webcomponentsjs/webcomponents-lite.js"></script>
  <link rel=import href="/res/imp/bower_components/polymer/polymer.html">
  <link rel="stylesheet" href="/res/common/css/md.css" type="text/css" media="all">
  <link rel=import href="commands.html">
  <style type="text/css" media="screen">
    #wrapper {
      width: 40em;
      margin: auto;
    }
  </style>
</head>
<body>
  <h1>Commands Demo</h1>

  <button id="to">301</button>
  <button id="prev">Prev</button>
  <button id="next">Next</button>
  <div id=wrapper>
    <commands-sk id=cmds grouping=100> </commands-sk>
  </div>

  <script type="text/javascript" charset="utf-8">
    var data = {
      version: 1,
      commands: [
      {
        details:
        { command: "BeginDrawPicture" },
        _index: 0,
        _depth: 0,
        _prefix: [{icon: "image:image", color:"#A6CEE3"}]
      },
      {
        details: { command:"Save" },
        _index: 1,
        _depth: 1,
        _prefix: [{icon: "image:image", color: "#A6CEE3"}]
      },
      ]
    };
    for (var i = 0; i < 10003; i++) {
      data.commands.push({
        details: { command:"BeginDrawPicture" },
        _index: i+2,
        _depth: 0,
        _prefix: [{icon: "image:image", color: "#A6CEE3"}]
      }
      );
    }
    $$$('#cmds').cmd = data;
    $$$('#to').addEventListener('click', function() {
      $$$('#cmds').item = 301;
      $$$('#cmds').scrollToTop(301);
    });
    $$$('#next').addEventListener('click', function() {
      $$$('#cmds').item = ($$$('#cmds').item + 1) % data.commands.length;
      $$$('#cmds').scrollToTop($$$('#cmds').item);
    });
    $$$('#prev').addEventListener('click', function() {
      var item = $$$('#cmds').item-1;
      if (item < 0) {
        item = data.commands.length-1;
      }
      $$$('#cmds').item = item;
      $$$('#cmds').scrollToTop(item);
    });
  </script>
</body>
</html>
<html>