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HTML 罗盘式时钟的实现

2021-06-06 04:10 956 查看

代码块：

<!DOCTYPE html>
<html lang="zh-hans">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>js仿抖罗盘时钟</title>
<style>
*{
margin:0;
padding:0
}
html,body{
width:100%;
height:100%;
background-color:#000;
overflow:hidden
}
#clock{
position:relative;
width:100%;
height:100%;
background:#000
}
.label{
display:inline-block;
color:#4d4d4d;
text-align:center;
padding:0 5px;
font-size:19px;
transition:left 1s,top 1s;
transform-origin:0% 0%
}
</style>
</head>
<body>
<div id="clock"></div>
<script>
var monthText=["一月","二月","三月","四月","五月","六月","七月","八月","九月","十月","十一月","十二月"];
var dayText=["零一号","零二号","零三号","零四号","零五号","零六号","零七号","零八号","零九号","十号","十一号","十二号","十三号","十四号","十五号","十六号","十七号","十八号","十九号","二十号","二十一号","二十二号","二十三号","二十四号","二十五号","二十六号","二十七号","二十八号","二十九号","三十号","三十一号"];
var weekText=["星期日","星期一","星期二","星期三","星期四","星期五","星期六"];
var hourText=["零点","零一点","零两点","零三点","零四点","零五点","零六点","零七点","零八点","零九点","零十点","十一点","十二点","十三点","十四点","十五点","十六点","十七点","十八点","十九点","二十点","二十一点","二十二点","二十三点"];
var minuteText=["零一分","零二分","零三分","零四分","零五分","零六分","零七分","零八分","零九分","零十分","十一分","十二分","十三分","十四分","十五分","十六分","十七分","十八分","十九分","二十分","二十一分","二十二分","二十三分","二十四分","二十五分","二十六分","二十七分","二十八分","二十九分","三十分","三十一分","三十二分","三十三分","三十四分","三十五分","三十六分","三十七分","三十八分","三十九分","四十分","四十一分","四十二分","四十三分","四十四分","四十五分","四十六分","四十七分","四十八分","四十九分","五十分","五十一分","五十二分","五十三分","五十四分","五十五分","五十六分","五十七分","五十八分","五十九分","六十分"];
var secondsText=["零一秒","零二秒","零三秒","零四秒","零五秒","零六秒","零七秒","零八秒","零九秒","零十秒","十一秒","十二秒","十三秒","十四秒","十五秒","十六秒","十七秒","十八秒","十九秒","二十秒","二十一秒","二十二秒","二十三秒","二十四秒","二十五秒","二十六秒","二十七秒","二十八秒","二十九秒","三十秒","三十一秒","三十二秒","三十三秒","三十四秒","三十五秒","三十六秒","三十七秒","三十八秒","三十九秒","四十秒","四十一秒","四十二秒","四十三秒","四十四秒","四十五秒","四十六秒","四十七秒","四十八秒","四十九秒","五十秒","五十一秒","五十二秒","五十三秒","五十四秒","五十五秒","五十六秒","五十七秒","五十八秒","五十九秒","六十秒"];
var clock;var monthList=[];
var dayList=[];
var weekList=[];
var hourList=[];
var minuteList=[];
var secondsList=[];
var isCircle=false;
var textSet=[[monthText,monthList],[dayText,dayList],[weekText,weekList],[hourText,hourList],[minuteText,minuteList],[secondsText,secondsList]];
window.onload=function(){
init();
setInterval(function(){
runTime();
},100);
changePosition();
setTimeout(function(){
changeCircle();
},2000);
}
function init(){
clock=document.getElementById('clock');
for(var i=0;i<textSet.length;i++){
for(var j=0;j<textSet[i][0].length;j++){
var temp=createLabel(textSet[i][0][j]);
clock.appendChild(temp);textSet[i][1].push(temp);
}
}
}
function createLabel(text)
{
var div=document.createElement('div');
div.classList.add('label');
div.innerText=text;return div;
}
function runTime(){
var now=new Date();
var month=now.getMonth();
var day=now.getDate();
var week=now.getDay();
var hour=now.getHours();
var minute=now.getMinutes();
var seconds=now.getSeconds();
initStyle();
var nowValue=[month,day-1,week,hour,minute,seconds];
for(var i=0;i<nowValue.length;i++){
var num=nowValue[i];
textSet[i][1][num].style.color='#fff';
}
if(isCircle){
var widthMid=document.body.clientWidth/2;
var heightMid=document.body.clientHeight/2;
for(var i=0;i<textSet.length;i++){
for(var j=0;j<textSet[i][0].length;j++){
var r=(i+1)*35+50*i;
var deg=360/textSet[i][1].length*(j-nowValue[i]);
var x=r*Math.sin(deg*Math.PI/180)+widthMid;
var y=heightMid-r*Math.cos(deg*Math.PI/180);
var temp=textSet[i][1][j];
temp.style.transform='rotate('+(-90+deg)+'deg)';
temp.style.left=x+'px';
temp.style.top=y+'px';
}
}
}
}
function initStyle(){
var label=document.getElementsByClassName('label');
for(var i=0;i<label.length;i++){
label[i].style.color='#4d4d4d';
}
}
function changePosition(){
for(let i=;i<textSet.length;i++){
for(let j=0;j<textSet[i][1].length;j++){
let tempX=textSet[i][1][j].offsetLeft+"px";
let tempY=textSet[i][1][j].offsetTop+"px";
setTimeout(function(){
textSet[i][][j].style.position="absolute";
textSet[i][1][j].style.left=tempX;textSet[i][1][j].style.top=tempY;
},50);
}
}
}
function changeCircle(){
isCircle=true;
clock.style.transform="rotate(90deg)";
}
</script>
</body>
</html>

效果：

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