八卦时钟代码

全栈程序员站长

发布于 2022-09-14 18:37:08

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发布于 2022-09-14 18:37:08

大家好，又见面了，我是你们的朋友全栈君。

<!DOCTYPE html> <html lang=”en”> <head> <meta charset=”UTF-8″> <title>www.dupengfei.top</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>

let wrapper = document.getElementById(“wrapper”); let yueBox = document.getElementById(“yueBox”); let riqiBox = document.getElementById(“riqiBox”); let hourbox = document.getElementById(“hourbox”); let minutebox = document.getElementById(“minutebox”); let secondbox = document.getElementById(“secondbox”);

/* * 找所有的东西标签函数 * */ let findSiblings = function( tag ){ let parent = tag.parentNode; let childs = parent.children; let sb = []; for(let 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 * */ let removeSiblingClass =function( tag ){ let sb = findSiblings( tag ); for(let i=0 ; i <= sb.length-1 ; i++){ sb[i].className = “”; } };

/* * 初始化月份函数 * */ let initMonth = function(){ for(let i=1; i<=12; i++){ let span = document.createElement(“span”); span.innerHTML = i+”月”; yueBox.appendChild( span ); } };

// 初始化日期 let initDate = function(){ for(let i=1; i<=31; i++){ let span = document.createElement(“span”); span.innerHTML = i+”日”; riqiBox.appendChild( span ); } };

// 初始化小时，分钟，秒 let initHour = function(){ for(let i=0; i<=23; i++){ let h = i ; let span = document.createElement(“span”); if( h<10){ h=”0″+h; } span.innerHTML = h +”点”; hourbox.appendChild( span ); } }; let initMinute = function(){ for(let i=0; i<=59; i++){ let f = i ; let span = document.createElement(“span”); if( f<10){ f=”0″+f; } span.innerHTML = f +”分”; minutebox.appendChild( span ); } }; let initSecond = function(){ for(let i=0; i<=59; i++){ let miao = i ; let 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 let changeTime = function(tag){ tag.className = “on”; removeSiblingClass( tag ); };

/* * 初始化日历函数 * */ let 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 * */ let showNow = function( mydate ){

let yue = mydate.getMonth() ; let riqi = mydate.getDate(); let hour = mydate.getHours() ; let minute = mydate.getMinutes(); let 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 let textRound = function(tag,num,dis){ let span = tag.children ; for(let 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 * */ let rotateTag = function(tag , deg){ tag.style.transform = “rotate(“+deg+”deg)”; };

let main = function(){ initRili(); // 初始化日历

setInterval(function(){ let 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(){ let 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) },6000)

}; main();

</script>

</body> </html>

发布者：全栈程序员栈长，转载请注明出处：https://javaforall.cn/154092.html原文链接：https://javaforall.cn

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