定义缩放区域的边界。使用 containment 选项来指定一个父级的 DOM 元素或一个 jQuery 选择器,比如 'document.'。

限制

缩放(Resizable)

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>jQuery UI 缩放(Resizable) - 限制缩放区域</title>
  <link rel="stylesheet" href="//code.jquery.com/ui/1.10.4/themes/smoothness/jquery-ui.css">
  <script src="//code.jquery.com/jquery-1.9.1.js"></script>
  <script src="//code.jquery.com/ui/1.10.4/jquery-ui.js"></script>
  <link rel="stylesheet" href="http://jqueryui.com/resources/demos/style.css">
  <style>
  #container { width: 300px; height: 300px; }
  #container h3 { text-align: center; margin: 0; margin-bottom: 10px; }
  #resizable { background-position: top left; width: 150px; height: 150px; }
  #resizable, #container { padding: 0.5em; }
  </style>
  <script>
  $(function() {
    $( "#resizable" ).resizable({
      containment: "#container"
    });
  });
  </script>
</head>
<body>
 
<div id="container" class="ui-widget-content">
  <h3 class="ui-widget-header">限制</h3>
  <div id="resizable" class="ui-state-active">
    <h3 class="ui-widget-header">缩放(Resizable)</h3>
  </div>
</div>
 
 
</body>
</html>