缩放(Resizable) - 限制缩放区域
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.'。
源代码
<!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>