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Copy pathjs旋转.html
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js旋转.html
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<html>
<head>
<title>旋转的圆圈</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<style>
#wuguitu,#wuguitu1{
position: relative;
width: 1000px;
height: 1000px;
border: 1px solid red;
margin: 50px auto;
}
.quan{
width: 80px;
height: 80px;
border-radius: 50%;
border: 1px solid #e4e4e4;
background: red;
position: absolute;
top: 0;
left: 0;
text-align: center;
}
.quan:hover{
transform: scale(1.1);
-webkit-transition: all .3s linear;
}
.dayuan{
width: 100px;
height: 100px;
border-radius: 50%;
border: 1px solid red;
position: absolute;
text-align: center;
}
</style>
<body>
<div id="wuguitu">
<div class="quan" >111</div>
<div class="quan" >222</div>
<div class="quan" >333</div>
<div class="quan">444</div>
<div class="quan" >555</div>
<div class="quan" >666</div>
<div class="quan">777</div>
<div class="quan" >888</div>
<div class="dayuan"></div>
</div>
<div id="wuguitu1">
<div class="quan" >111</div>
<div class="quan" >222</div>
<div class="quan" >333</div>
<div class="quan">444</div>
<div class="quan" >555</div>
<div class="quan" >666</div>
<div class="quan">777</div>
<div class="quan" >888</div>
<div class="quan" >888</div>
<div class="quan">777</div>
<div class="quan" >888</div>
<div class="dayuan"></div>
</div>
<script src="jquery-1.11.3.js"></script>
<script>
(function ($) {
$.fn.wugui=function(options){
var defaluts={
'intervalTime':13, /*调用时间*/
'intervalAngle':3, /*每次调用的旋转角度*/
'extraAngle':.5 /*是否有多圈同时跑的效果，正为后在前，负为前在前(-1--+1)*/
};
var options= $.extend(defaluts,options);
return this.each(function(){
console.log(options.intervalTime)
var g=0; /*判断所转的圈数*/
var b=0; /*判断还有那些小圈圈没有到达自己应该到的位置*/
var $this=$(this);
var yuanxin =$this.width()/ 2; /*获取半径和圆心的长度*/
var dayuan=$this.children('.dayuan');
var xiaoquan=$this.children(".quan");
var xiaoquanLength=xiaoquan.length; /*获取小圈圈个数*/
var xiaoquanWidth=xiaoquan.width()/2; /*获取小圈圈半径*/
var dayuanWidth=dayuan.width()/2;
dayuan.eq(0).css({
'top': yuanxin - dayuanWidth + "px",
'left': yuanxin - dayuanWidth + "px"
});
var time= setInterval(function(){
for(var i=0;i<xiaoquanLength;i++){
var d = options.intervalAngle*(g+i*options.extraAngle); /*算出当前所转的位置*/
var c=(360/xiaoquanLength)*i; /*算出每个小圈的应有位置*/
var left = yuanxin + Math.sin(2 * Math.PI / 360 * (d+180)) * (yuanxin-xiaoquanWidth)-xiaoquanWidth;
var top = yuanxin + Math.cos(2 * Math.PI / 360 * (d+180)) * (yuanxin-xiaoquanWidth)-xiaoquanWidth;
if(d>c){ /*如果当前位置大于应有位置b+1*/
if(i>=b){
b++;
}
}
if(i>=b){ /*用b来判断这个东西到没有到，到了，就不执行，没有就给他定位*/
xiaoquan.eq(i).css({
'left': left + "px",
'top': top + "px"
});
}
}
g++;
if(d==360){
clearInterval(time)
}
},options.intervalTime)
})
}
})(jQuery);
$(function () {
$("#wuguitu").wugui();
$("#wuguitu1").wugui({
'extraAngle':.3,
'intervalTime':10
});
})
</script>
</body>
</html>