tree-node-utils/demo.html at master · linsight/tree-node-utils · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>position-element Demo</title>
  <style>
    #anchor-red {
      background-color: red;
      width: 100px;
      height: 100px;
      position: absolute;
      left: 300px;
      top: 100px;
      color: white;
    }

    #anchor-green {
      background-color: green;
      width: 100px;
      height: 100px;
      position: absolute;
      left: 30px;
      top: 100px;
      color: white;
    }

    #subject {
      background-color: blue;
      width: 50px;
      height: 50px;
      left: -100px;
    }

    .container {
      widht: 400px;
      height: 300px;
      text-align: center;
      position: relative;
      background-color: #f0f0f0;
    }

    label {
      display: inline-block;
      margin-left: 10px;
      margin-right: 3px;
      min-width: 90px;
      cursor: pointer;
    }
  </style>
  <script src="lib/position-element.js"></script>
  <script
    src="https://code.jquery.com/jquery-3.3.1.min.js"
    integrity="sha256-FgpCb/KJQlLNfOu91ta32o/NMZxltwRo8QtmkMRdAu8="
    crossorigin="anonymous"></script>
  <script>
    function update() {
      var placement = $("input[name='placement']:checked").val();
      var anchor = $("input[name='anchor']:checked").val();
      var distance = $("#distance").val();
      var offset = $("#offset").val();
      var autoReposition = $("#autoReposition").prop('checked');
      var config = {
        element: document.getElementById('subject'),
        anchorElement: document.getElementById(anchor),
        preferredPlacement: placement,
        distance: parseInt(distance, 10),
        alignmentOffset: parseInt(offset, 10),
        autoReposition: !!autoReposition,
      };
      var positionElement = window['position-element'].default;
      positionElement(config);
    }


    $(function () {
      $('input[type=radio][name=placement]').change(update);
      $('input[type=radio][name=anchor]').change(update);
      $('#distance').change(update);
      $('#offset').change(update);
      $('#autoReposition').change(update);

      update();
    });
  </script>
</head>
<body>

<h1>position-element DEMO</h1>

<div class="container">
  <div id="anchor-red">Anchor Red</div>
  <div id="anchor-green">Anchor green</div>
  <div id="subject"></div>
</div>

<h3>Select anchor element</h3>
<input name="anchor" type="radio" checked value='anchor-red' id="anchor-red-input" /><label
  for="anchor-red-input">anchor-red</label>
<input name="anchor" type="radio" value='anchor-green' id="anchor-green-input" /><label
  for="anchor-green-input">anchor-green</label>

<h3>Select placement</h3>
<p>
  <input name="placement" type="radio" value='up-center' id="up-center" /><label for="up-center">up-center</label>
  <input name="placement" type="radio" value='up-right' id="up-right" /><label for="up-right">up-right</label>
  <input name="placement" type="radio" value='down-left' id="down-left" /><label for="down-left">down-left</label>
  <input name="placement" type="radio" value='down-center' id="down-center" /><label
  for="down-center">down-center</label>
  <input name="placement" type="radio" value='up-left' id="up-left" /><label
  for="up-left">up-left</label>
  <input name="placement" type="radio" value='down-right' id="down-right" /><label for="down-right">down-right</label>
</p>
<p>
  <input name="placement" type="radio" value='left-top' id="left-top" /><label for="left-top">left-top</label>
  <input name="placement" type="radio" value='left-middle' id="left-middle" /><label
  for="left-middle">left-middle</label>
  <input name="placement" type="radio" value='left-bottom' id="left-bottom" /><label
  for="left-bottom">left-bottom</label>
  <input name="placement" type="radio" value='right-top' id="right-top" /><label for="right-top">right-top</label>
  <input name="placement" type="radio" checked value='right-middle' id="right-middle" /><label
  for="right-middle">right-middle</label>
  <input name="placement" type="radio" value='right-bottom' id="right-bottom" /><label
  for="right-bottom">right-bottom</label>
</p>
<p>
  <input name="placement" type="radio" value='unknown' id="unknown" /><label for="unknown">unknown/not
  set</label>
</p>


<h3>toggle auto reposition</h3>
<input id="autoReposition" type="checkbox" checked />
<label for="autoReposition">autoReposition</label>
( reposition when element goes out of viewport )

<h3>Adjust distance and offset</h3>
<label for="distance">Distance</label> <input id="distance" type="number" value="10" step="10">
<br />
<br />
<label for="offset">Alignment Offset</label> <input id="offset" type="number" value="0" step="2">
<h3>Code Example</h3>
<pre>
var config = {
  element: document.getElementById('subject'),
  anchorElement: document.getElementById('anchor'),
  preferredPlacement: 'down-center',
  distance: 10,
  alignmentOffset: 0,
  autoReposition: true,
};

positionElement(config);
</pre>


</body>
</html>