JavaScript30天挑战 Day2 —— CSS + JS Clock

JavaScript30天挑战 Day2 —— CSS + JS Clock

Artificial-Fool Lv3
  2024-12-08 09:30:03 2024-12-08 09:30:03 Created   2024-12-08 09:30:28 2024-12-08 09:30:28 Updated       
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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>CSS + JS Clock</title>
    <link rel="stylesheet" href="style.css" />
  </head>
  <body>
    <div class="clock">
      <div class="clock-face">
        <div class="hand hour-hand">
          <div class="trans"></div>
          <div class="black"></div>
        </div>
        <div class="hand min-hand">
          <div class="trans"></div>
          <div class="black"></div>
        </div>
        <div class="hand sec-hand"></div>
      </div>
      <div class="centerDot"></div>
    </div>
    <script src="script.js"></script>
  </body>
</html>

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const secondHand = document.querySelector('.sec-hand');
const minuteHand = document.querySelector('.min-hand');
const hourHand = document.querySelector('.hour-hand');
const hand = document.querySelector('.hand');

function setDate() {
  const now = new Date(); //如果你不使用 new 调用 Date()，它会返回一个表示当前日期和时间的字符串，而不是一个 Date 对象。
  const seconds = now.getSeconds();
  const minutes = now.getMinutes();
  const hours = now.getHours();
  const secondsDegrees = (seconds / 60) * 360;
  const minutesDegrees = (minutes / 60) * 360;
  const hoursDegrees = (hours / 12) * 360 + minutesDegrees / 12;

  console.log(hand.style.transition);
  hourHand.style.transform = `rotate(${hoursDegrees + 90}deg)`;
  secondHand.style.transform = `rotate(${secondsDegrees + 90}deg)`;
  minuteHand.style.transform = `rotate(${minutesDegrees + 90}deg)`;

  console.log(hoursDegrees, minutesDegrees, secondsDegrees);
}

setInterval(setDate, 1000);

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* {
  border: 1px rgba(128, 255, 0, 0) solid;
}
body {
  background-image: url('bg.jpg');
  background-size: cover;
  display: flex;
  flex: 1;
  align-items: center;
  min-height: 97vh;
}
.clock {
  margin: auto;
  height: 300px;
  width: 300px;
  border: rgb(255, 255, 255) solid 17px;
  box-shadow: -5px 5px 0px black;
  border-radius: 50%;
  padding: 10px;
  backdrop-filter: blur(2px);
  background-color: rgba(240, 248, 255, 0.211);
}
.clock-face {
  position: relative;
  width: 100%;
  height: 100%;
  transform: translateY(-3px);
}

.hand {
  height: 10px;

  position: absolute;
  top: 50%;
  transform-origin: 98%;
  transition: all 0.05s;
  transition-timing-function: cubic-bezier(0.2, 1.5, 0.5, 2);
}

.hour-hand {
  width: 50%;
  display: flex;
}
.hour-hand .trans {
  flex: 4;
}
.hour-hand .black {
  height: 8px;
  width: 100%;
  background: rgba(0, 0, 0, 0.9);
  box-shadow: 0 0 5px rgba(255, 255, 255, 0.241);
  border-radius: 6px;
  flex: 6;
}

.min-hand {
  width: 50%;
  display: flex;
}
.min-hand .trans {
  flex: 2;
}
.min-hand .black {
  height: 7px;
  background: rgba(0, 0, 0, 0.9);
  box-shadow: 0 0 5px rgba(255, 255, 255, 0.241);
  border-radius: 6px;
  flex: 8;
}

.sec-hand {
  height: 5px;
  width: 50%;
  background: rgba(255, 255, 255, 0.09);
  backdrop-filter: blur(2px);
  box-shadow: 0 0 5px rgba(255, 255, 255, 0.241);
  border-radius: 6px;
  display: flex;
}

.centerDot {
  position: fixed;
  width: 5%;
  height: 5%;
  background: rgb(255, 255, 255);
  box-shadow: -2px 2px 0px black;
  border-radius: 50%;
  left: 47.5%;
  top: 48%;
}

https://test.sydblog.fun/day2_clock/index.html

  • Title: JavaScript30天挑战 Day2 —— CSS + JS Clock
  • Author: Artificial-Fool
  • Created at : 2024-12-08 09:30:03
  • Updated at : 2024-12-08 09:30:28
  • Link: https://space.bilibili.com/636023121/2024/12/08/jschallenge2/
  • License: This work is licensed under CC BY-NC-SA 4.0.
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JavaScript30天挑战 Day2 —— CSS + JS Clock