html在线时钟
<script src="https://cdn.staticfile.org/jquery/2.2.4/jquery.min.js"></script>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style>
html{
background: #000;
color: #666;
font-size: 12px;
overflow:hidden;
}
*{
margin: 0;
padding: 0;
}
span{
display: block;
float: left;
}
.on{
color: #fff;
}
.wrapper{
width: 200px;
height: 200px;
position: absolute;
left:50%;
top:50%;
margin-top: -100px;
margin-left: -100px;
}
.wrapper .timebox{
position: absolute;
width: 200px;
height: 200px;
top: 0;
left:0;
border-radius: 100%;
transition: all 0.5s;
}
.timebox span{
transition: all 0.5s;
float: left;
}
.wrapper .timebox span{
position: absolute;
left:50%;
top:50%;
width: 40px;
height: 18px;
margin-top: -9px;
margin-left: -20px;
text-align: right;
}
</style>
</head>
<body>
<div id="wrapper">
<div class="timebox yuebox" id="yueBox"></div>
<div class="timebox riqiBox" id="riqiBox"></div>
<div class="timebox hourbox" id="hourbox"></div>
<div class="timebox minutebox" id="minutebox"></div>
<div class="timebox secondbox" id="secondbox"></div>
</div>
<script>
var wrapper = document.getElementById("wrapper");
var yueBox = document.getElementById("yueBox");
var riqiBox = document.getElementById("riqiBox");
var hourbox = document.getElementById("hourbox");
var minutebox = document.getElementById("minutebox");
var secondbox = document.getElementById("secondbox");
/*
* 找所有的东西标签函数
* */
var findSiblings = function( tag ){
var parent = tag.parentNode;
var childs = parent.children;
var sb = [];
for(var i=0 ; i <= childs.length-1 ; i++){
if( childs[i]!==tag){
sb[sb.length] = childs[i];
}
}
return sb ;
};
/*
* 去掉所有兄弟的类
* */
var removeSiblingClass =function( tag ){
var sb = findSiblings( tag );
for(var i=0 ; i <= sb.length-1 ; i++){
sb[i].className = "";
}
};
/*
* 初始化月份函数
* */
var initMonth = function(){
for(var i=1; i<=12; i++){
var span = document.createElement("span");
span.innerHTML = i+"月";
yueBox.appendChild( span );
}
};
// 初始化日期
var initDate = function(){
for(var i=1; i<=31; i++){
var span = document.createElement("span");
span.innerHTML = i+"日";
riqiBox.appendChild( span );
}
};
// 初始化小时，分钟，秒
var initHour = function(){
for(var i=0; i<=23; i++){
var h = i ;
var span = document.createElement("span");
if( h<10){
h="0"+h;
}
span.innerHTML = h +"点";
hourbox.appendChild( span );
}
};
var initMinute = function(){
for(var i=0; i<=59; i++){
var f = i ;
var span = document.createElement("span");
if( f<10){
f="0"+f;
}
span.innerHTML = f +"分";
minutebox.appendChild( span );
}
};
var initSecond = function(){
for(var i=0; i<=59; i++){
var miao = i ;
var span = document.createElement("span");
if( miao<10){
miao="0"+miao;
}
span.innerHTML = miao +"秒";
secondbox.appendChild( span );
}
};
// 时间文字样式切换函数
var changeTime = function(tag){
tag.className = "on";
removeSiblingClass( tag );
};
/*
* 初始化日历函数
* */
var initRili = function(){
initMonth(); // 初始化月份
initDate(); // 初始化日期
initHour(); // 小时
initMinute();
initSecond();
};
/*
* 展示当前时间
* 参数：mydate 时间对象
* */
var showNow = function( mydate ){
var yue = mydate.getMonth() ;
var riqi = mydate.getDate();
var hour = mydate.getHours() ;
var minute = mydate.getMinutes();
var second = mydate.getSeconds();
// 时间文字样式切换函数
changeTime( yueBox.children[yue] );
changeTime( riqiBox.children[riqi-1] );
changeTime( hourbox.children[hour] );
changeTime( minutebox.children[minute] );
changeTime( secondbox.children[second] );
};
// 展示时间圆圈函数
// tag：目标
// num：数字数量
// dis：圆圈半径
var textRound = function(tag,num,dis){
var span = tag.children ;
for(var i=0 ; i<=span.length-1; i++){
span[i].style.transform="rotate("+ (360/span.length)*i+"deg) translateX("+dis+"px)" ;
}
};
/*
* 旋转指定“圆圈”指定度数
* */
var rotateTag = function(tag , deg){
tag.style.transform = "rotate("+deg+"deg)";
};
var main = function(){
initRili(); // 初始化日历
setInterval(function(){
var mydate = new Date();
showNow( mydate ); // 展示当前时间
},1000);
// n秒后，摆出圆形
setTimeout(function(){
wrapper.className = "wrapper";
textRound(yueBox,12,40);
textRound(riqiBox,31,80);
textRound(hourbox,24,120);
textRound(minutebox,60,160);
textRound(secondbox,60,200);
setInterval(function(){
var mydate = new Date();
rotateTag( yueBox , -30*mydate.getMonth());
rotateTag( riqiBox , -360/31*(mydate.getDate()-1) );
rotateTag( hourbox , -360/24*mydate.getHours());
rotateTag( minutebox , -6*mydate.getMinutes());
rotateTag( secondbox , -6*mydate.getSeconds());
},1000)
},0)
};
main();
</script>
</body>
</html>
效果：
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原文链接：html在线时钟，转载请注明来源！