js+cs 3シンプルクロック効果を実現
本論文の例では、js+css 3の簡単なクロックを実現するための具体的なコードを共有します。
1.時計の特殊効果を実現しました。回転できます。時間が正確で、画面が綺麗で、大気が綺麗です。
2.cs 3を使ったtranform：rotate、tranform-origgin:疑似元素、border-radius、位置付け、z-indxなど
効果は図の通りです
コードは以下の通りです
1.時計の特殊効果を実現しました。回転できます。時間が正確で、画面が綺麗で、大気が綺麗です。
2.cs 3を使ったtranform：rotate、tranform-origgin:疑似元素、border-radius、位置付け、z-indxなど
効果は図の通りです
コードは以下の通りです
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>CSS3 </title>
<link rel="shortcut icon" type="image/x-icon" href="img/an.ico" />
<style>
/* */
.clock {
/* */
width: 400px;
height: 400px;
position: relative;
margin: 40px auto;
/* */
border-radius: 50%;
/* */
box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.5);
/* */
background: #F5DEB3;
border: 10px solid #FFFF00;
}
/* */
.box {
width: 100%;
height: 100%;
position: absolute;
top: 0;
left: 0;
}
/* div*/
.box div {
width: 0px;
height: 200px;
position: absolute;
left: 200px;
/* */
transform: rotate(0deg);
/* */
transform-origin: bottom right;
background: rgba(255, 0, 0, 0.5);
}
/* */
.box div i {
float: left;
margin-top: 20px;
margin-left: -10px;
font-style: normal;
width: 20px;
text-align: center;
font-style: 18px;
}
/* */
.box div::after {
content: "";
position: absolute;
background: #484848;
width: 2px;
height: 10px;
left: -1px;
}
/* */
.box div.five::after {
position: absolute;
content: "";
width: 4px;
height: 20px;
left: -2px;
top: 0;
background: #484848;
border-radius: 0 0 2px 2px;
}
/* */
.second {
width: 1px;
height: 200px;
background: red;
position: absolute;
left: 200px;
/* */
margin-top: 30px;
z-index: 10;
transform: rotate(0deg);
transform-origin: center 170px;
/* */
}
/* */
.second::after {
content: "";
position: absolute;
width: 20px;
height: 20px;
background: red;
border-radius: 50%;
bottom: 20px;
left: -10px;
}
/* */
.minute {
width: 2px;
height: 140px;
background: #8b8b8d;
position: absolute;
left: 199px;
margin-top: 60px;
z-index: 9;
transform-origin: center bottom;
transform: rotate(12deg);
animation: minute 60s linear infinite;
}
/* */
.hour {
width: 6px;
height: 100px;
background: #333;
position: absolute;
left: 197px;
margin-top: 100px;
z-index: 8;
border-radius: 3px;
transform: rotate(2deg);
transform-origin: center bottom;
animation: minute 60s linear infinite;
}
</style>
</head>
<body>
<div class="clock">
<div class="box"></div>
<div class="second"></div>
<div class="minute"></div>
<div class="hour"></div>
</div>
<script>
var box = document.getElementsByClassName("box")[0];
var ssObj = document.getElementsByClassName("second")[0];
var mmObj = document.getElementsByClassName("minute")[0];
var hhObj = document.getElementsByClassName("hour")[0];
/* */
var date = new Date();
var hh = date.getHours();
var mm = date.getMinutes();
var ss = date.getSeconds();
/* */
hhDeg = 360 * (hh % 12) / 12;
mmDeg = 360 * mm / 60;
ssDeg = 360 * ss / 60;
hhObj.style.transform = "rotate(" + hhDeg + "deg)";
mmObj.style.transform = "rotate(" + mmDeg + "deg)";
ssObj.style.transform = "rotate(" + ssDeg + "deg)";
//
var Deg = 0;
/* */
for (var i = 0; i < 60; i++) {
var div1 = document.createElement("div"); // div
var hourNum = i / 5;
// 5
if (hourNum == 0) hourNum = 12;
if (i % 5 == 0) { //
div1.className = "five";
div1.innerHTML = "<i>" + hourNum + "</i>"
}
div1.style.transform = "rotate(" + Deg + "deg)";
box.appendChild(div1);
Deg += 6;// 6
}
/* */
function drawSS() {
//
ssDeg = 360 * ss / 60;
//
mmDeg1 = 360 * mm / 60;
//
hhDeg1 = 360 * (hh % 12) / 12;
//
mmDeg = mmDeg1 + (6 * ss / 60);
//
hhDeg = hhDeg1 + (30 * mm / 60);
hhObj.style.transform = "rotate(" + hhDeg + "deg)";
mmObj.style.transform = "rotate(" + mmDeg + "deg)";
ssObj.style.transform = "rotate(" + ssDeg + "deg)";
ss += 1;
if (ss > 60) {
ss = 1;
mm += 1;
}
if (mm == 60) {
mm = 0;
hh += 1;
}
setTimeout(function() {
drawSS();
}, 1000);
}
drawSS();
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>CSS3 </title>
<link rel="shortcut icon" type="image/x-icon" href="img/an.ico" />
<style>
/* */
.clock {
/* */
width: 400px;
height: 400px;
position: relative;
margin: 40px auto;
/* */
border-radius: 50%;
/* */
box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.5);
/* */
background: #F5DEB3;
border: 10px solid #FFFF00;
}
/* */
.box {
width: 100%;
height: 100%;
position: absolute;
top: 0;
left: 0;
}
/* div*/
.box div {
width: 0px;
height: 200px;
position: absolute;
left: 200px;
/* */
transform: rotate(0deg);
/* */
transform-origin: bottom right;
background: rgba(255, 0, 0, 0.5);
}
/* */
.box div:after {
content: "";
position: absolute;
background: #484848;
width: 2px;
height: 10px;
left: -1px;
}
/* */
.box div.five:after {
position: absolute;
content: "";
width: 4px;
height: 20px;
left: -2px;
top: 0;
background: #484848;
border-radius: 0 0 2px 2px;
}
/* */
.second {
width: 1px;
height: 200px;
background: red;
position: absolute;
left: 200px;
/* */
margin-top: 30px;
z-index: 10;
transform: rotate(0deg);
transform-origin: center 170px;
/* */
}
/* */
.second:after {
content: "";
position: absolute;
width: 20px;
height: 20px;
background: red;
border-radius: 50%;
bottom: 20px;
left: -10px;
}
/* */
.minute {
width: 2px;
height: 140px;
background: #8b8b8d;
position: absolute;
left: 199px;
margin-top: 60px;
z-index: 9;
transform-origin: center bottom;
transform: rotate(12deg);
}
/* */
.hour {
width: 6px;
height: 100px;
background: #333;
position: absolute;
left: 197px;
margin-top: 100px;
z-index: 8;
border-radius: 3px;
transform: rotate(2deg);
transform-origin: center bottom;
}
</style>
</head>
<body>
<div class="clock">
<div class="box"></div>
<div class="second"></div>
<div class="minute"></div>
<div class="hour"></div>
</div>
<script>
var box = document.getElementsByClassName("box")[0];
var ssObj = document.getElementsByClassName("second")[0];
var mmObj = document.getElementsByClassName("minute")[0];
var hhObj = document.getElementsByClassName("hour")[0];
/* */
var date = new Date();
var hh = date.getHours();
var mm = date.getMinutes();
var ss = date.getSeconds();
/* */
drawSS();
//
var Deg = 0;
/* */
for (var i = 0; i < 60; i++) {
var div1 = document.createElement("div"); // div
// 5
if (i % 5 == 0) { //
div1.className = "five";
}
div1.style.transform = "rotate(" + Deg + "deg)";
box.appendChild(div1);
Deg += 6;// 6
}
/* */
function drawSS() {
//
ssDeg = 360 * ss / 60;
//
mmDeg = 360 * mm / 60 + (6 * ss / 60);
//
hhDeg = 360 * (hh % 12) / 12 + (30 * mm / 60);
//
hhObj.style.transform = "rotate(" + hhDeg + "deg)";
mmObj.style.transform = "rotate(" + mmDeg + "deg)";
ssObj.style.transform = "rotate(" + ssDeg + "deg)";
ss += 1;
//
setTimeout(function() {
drawSS();
}, 1000);
}
</script>
</body>
</html>