demo:http://xuhaibing.com/8/%E6%9C...
$(window).resize的时候 里面圆形运动多次执行了
function listResize() {
//圆形运动
if ($('div').hasClass('m-service-support')) {
//获取当前半径,这个半径是动态的
var ringRadius = $('.m-service-support .bd .items .text .img').height() / 2 - 1;
var a = ringRadius,
b = ringRadius,
r = ringRadius,
times = 0;
var t = setInterval(function flutter() {
times += 0.05;
var hudu = (2 * Math.PI / 360) * 6 * times;
var X = a + Math.sin(hudu) * r;
var Y = b - Math.cos(hudu) * r
$('.m-service-support .fix').css({
left: X - 8 + "px",
top: Y - 8 + "px",
})
if (times == 60) {
return;
}
}, 2);
}
}
listResize();
$(window).resize(function() {
listResize();
});
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