我试图使用spin.js库来显示加载动画。但是,离开spin.js开发人员示例,我似乎无法让它工作/出现;在火狐中打开html文件时,空的div标记就可以看出这一点。
下面是我的代码(spinnertest.html):
<html>
<head>
<script src="spin.min.js">
var opts = {
lines: 13, // The number of lines to draw
length: 7, // The length of each line
width: 4, // The line thickness
radius: 10, // The radius of the inner circle
corners: 1, // Corner roundness (0..1)
rotate: 0, // The rotation offset
color: '#000', // #rgb or #rrggbb
speed: 1, // Rounds per second
trail: 60, // Afterglow percentage
shadow: false, // Whether to render a shadow
hwaccel: false, // Whether to use hardware acceleration
className: 'spinner', // The CSS class to assign to the spinner
zIndex: 2e9, // The z-index (defaults to 2000000000)
top: 'auto', // Top position relative to parent in px
left: 'auto' // Left position relative to parent in px
};
var target = document.getElementById("spinner");
var spinner = new Spinner(opts).spin(target);
</script>
</head>
<body>
<div id="spinner">
</div>
</body>
对感兴趣者使用的工作代码(需要jQuery1.9.0.min.js和同一目录中的spin.min.js ):
<html>
<head>
<script type="text/javascript" src="spin.min.js"></script>
<script type="text/javascript" src="jquery-1.9.0.min.js"></script>
<script type="text/javascript">
$(function() {
var opts = {
lines: 13, // The number of lines to draw
length: 7, // The length of each line
width: 4, // The line thickness
radius: 10, // The radius of the inner circle
corners: 1, // Corner roundness (0..1)
rotate: 0, // The rotation offset
color: '#000', // #rgb or #rrggbb
speed: 1, // Rounds per second
trail: 60, // Afterglow percentage
shadow: false, // Whether to render a shadow
hwaccel: false, // Whether to use hardware acceleration
className: 'spinner', // The CSS class to assign to the spinner
zIndex: 2e9, // The z-index (defaults to 2000000000)
top: 'auto', // Top position relative to parent in px
left: 'auto' // Left position relative to parent in px
};
var target = document.getElementById("spinner");
var spinner = new Spinner(opts).spin(target);
});
</script>
</head>
<body>
<div id="spinner">
</div>
</body>
发布于 2013-02-03 21:04:40
我不相信带有src属性的script标记中的代码会执行。如果您将代码更改为下面的代码,它是否有效?
<script type="text/javascript" src="spin.min.js"></script>
<script type="text/javascript">
$(document).ready(function () {
var opts = ...
...
// all the code that you currently have between <script> and
// </script> goes here
});
</script>发布于 2013-02-03 20:49:33
您必须在DOM就绪状态下初始化它,否则target将是null。您还应该在单独的script标记中包含脚本。
使用jquery..。
$(function() {
var target = document.getElementById("spinner");
var spinner = new Spinner(opts).spin(target);
});https://stackoverflow.com/questions/14677127
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