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jquery插件jTimer(jquery定时器)使用方法

2024-05-06 14:31:31
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来源:转载
供稿:网友

代码如下:
(function ($) {
    $.extend({
        timer: function (action,context,time) {
            var _timer;
            if ($.isFunction(action)) {
                (function () {
                    _timer = setInterval(function () {
                        if (!action(context)) {
                            clearInterval(_timer);
                        }
                    }, time);
                })();
            }
        }
    });
})(jQuery);

代码如下:
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>画布</title>
    <script src="../script/jquery.min.js"></script>
    <script src="../script/jTimer.js"></script>
    <style type="text/css">
        #wrap
        {
            display: table;
            margin: 0 auto;
        }

        #cvs
        {
            display: table-cell;
            vertical-align: middle;
        }
    </style>
    <script type="text/javascript">
        function drawRound(context) {           
            if (context.counterclockwise) {
                draw(context.x, context.y, context.r, context.start, context.start - Math.PI / 50, context.counterclockwise);

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