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基于JavaScript實(shí)現(xiàn)網(wǎng)紅太空人表盤的完整代碼

 更新時間：2021年03月23日 11:59:58   作者：js君  
這篇文章主要介紹了基于JavaScript實(shí)現(xiàn)網(wǎng)紅太空人表盤的完整代碼,代碼簡單易懂，對大家的學(xué)習(xí)或工作具有一定的參考借鑒價值，需要的朋友可以參考下

一、效果展示

用javascript寫的一個太空人表盤。

http://xiazai.jb51.net/202103/yuanma/Watch_jb51.rar

 二、源代碼

html代碼

<html>
<head>
 <title>太空人表盤</title>
 <meta charset="UTF-8">
 <link href="./assets/css/style.css" rel="external nofollow" rel="stylesheet">
 <script src="./assets/js/timeGeneration.js"></script>
</head>
<body>
<div class="jun-meter">
 <div class="jun-time-h-h" id="hh"></div>
 <div class="jun-time-h-l" id="hl"></div>
 <div class="jun-time-rect"></div>
 <div class="jun-human"></div>
 <div class="jun-time-m-h" id="mh"></div>
 <div class="jun-time-m-l" id="ml"></div>
 <div class="jun-time-s-h" id="sh"></div>
 <div class="jun-time-s-l" id="sl"></div>
 <div class="jun-date" id="date"></div>
 <div class="jun-calendar-date" id="calendarDate"></div>
</div>
</body>
 
<script>
 
 function WatchMeter() {
  // 初始化dom
  this._initDom()
  // 更新
  this.update()
 
  this.date = new TimeGeneration()
 
  this._render(this.date.getDate(), this.date.getCalendarDate(), this.date.getTime())
 
 }
 
 // 修改原型
 WatchMeter.prototype = {
  constructor: WatchMeter,
  // 初始化Dom
  _initDom: function () {
   this.elem = {}
   this.elem.hh = document.getElementById('hh')
   this.elem.hl = document.getElementById('hl')
   this.elem.mh = document.getElementById('mh')
   this.elem.ml = document.getElementById('ml')
   this.elem.sh = document.getElementById('sh')
   this.elem.sl = document.getElementById('sl')
   this.elem.date = document.getElementById('date')
   this.elem.calendarDate = document.getElementById('calendarDate')
  },
 
  // 更新
  update: function () {
   var _this = this
   setInterval(function () {
    _this._render(_this.date.getDate(), _this.date.getCalendarDate(), _this.date.getTime())
   }, 1000)
  },
 
  // 渲染
  _render: function (date, calendarDate, time) {
   this._setNumberImage(this.elem.hh, time[0])
   this._setNumberImage(this.elem.hl, time[1])
   this._setNumberImage(this.elem.mh, time[2])
   this._setNumberImage(this.elem.ml, time[3])
   this._setNumberImage(this.elem.sh, time[4])
   this._setNumberImage(this.elem.sl, time[5])
   this.elem.date.innerText = date[2] + " " +date[0] + "-" +date[1]
   this.elem.calendarDate.innerText = calendarDate
  },
 
  // 設(shè)置數(shù)字圖片
  _setNumberImage: function (elem, value) {
   elem.style.backgroundImage = "url(./assets/img/" + value + ".svg)";
  }
 }
 
 var myWatchMeter = new WatchMeter()
</script>
 
</html>

js代碼

// 生成時間 農(nóng)歷 公歷 時間
function TimeGeneration() {
 
}
 
TimeGeneration.prototype = {
 constructor: TimeGeneration,
 
 WEEKDAY_NAME: ["周日", "周一", "周二", "周三", "周四", "周五", "周六"],
 NUMBER_STRING: "一二三四五六七八九十",
 MONTH_STRING: "正二三四五六七八九十冬臘",
 MONTH_ADD: [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334],
 CALENDAR_DATA: [0xA4B, 0x5164B, 0x6A5, 0x6D4, 0x415B5, 0x2B6, 0x957, 0x2092F, 0x497, 0x60C96, 0xD4A, 0xEA5, 0x50DA9, 0x5AD, 0x2B6, 0x3126E, 0x92E, 0x7192D, 0xC95, 0xD4A, 0x61B4A, 0xB55, 0x56A, 0x4155B, 0x25D, 0x92D, 0x2192B, 0xA95, 0x71695, 0x6CA, 0xB55, 0x50AB5, 0x4DA, 0xA5B, 0x30A57, 0x52B, 0x8152A, 0xE95, 0x6AA, 0x615AA, 0xAB5, 0x4B6, 0x414AE, 0xA57, 0x526, 0x31D26, 0xD95, 0x70B55, 0x56A, 0x96D, 0x5095D, 0x4AD, 0xA4D, 0x41A4D, 0xD25, 0x81AA5, 0xB54, 0xB6A, 0x612DA, 0x95B, 0x49B, 0x41497, 0xA4B, 0xA164B, 0x6A5, 0x6D4, 0x615B4, 0xAB6, 0x957, 0x5092F, 0x497, 0x64B, 0x30D4A, 0xEA5, 0x80D65, 0x5AC, 0xAB6, 0x5126D, 0x92E, 0xC96, 0x41A95, 0xD4A, 0xDA5, 0x20B55, 0x56A, 0x7155B, 0x25D, 0x92D, 0x5192B, 0xA95, 0xB4A, 0x416AA, 0xAD5, 0x90AB5, 0x4BA, 0xA5B, 0x60A57, 0x52B, 0xA93, 0x40E95],
 
 _getBit: function (m, n) {
  return (m >> n) & 1;
 },
 
 
 // 獲取時間 array
 getTime: function () {
  var time = new Date();
  return [parseInt(time.getHours() / 10),
   parseInt(time.getHours() % 10),
   parseInt(time.getMinutes() / 10),
   parseInt(time.getMinutes() % 10),
   parseInt(time.getSeconds() / 10),
   parseInt(time.getSeconds() % 10)]
 },
 
 // 獲取公歷日期 array
 getDate: function () {
  var date = new Date();
  return [
   date.getMonth() + 1,
   date.getDate(),
   this.WEEKDAY_NAME[date.getDay()]
  ]
 },
 
 // 獲取農(nóng)歷日期 string
 getCalendarDate: function () {
  var calendar = new Date();
  var tmp = calendar.getFullYear();
 
  if (tmp < 1900) {
   tmp += 1900;
  }
 
  var total = (tmp - 1921) * 365 + Math.floor((tmp - 1921) / 4) + this.MONTH_ADD[calendar.getMonth()] + calendar.getDate() - 38;
  if (calendar.getFullYear() % 4 == 0 && calendar.getMonth() > 1) {
   total++;
  }
 
  var isEnd = false;
  var n, m, k
  for (m = 0; ; m++) {
   k = (this.CALENDAR_DATA[m] < 0xfff) ? 11 : 12;
   for (n = k; n >= 0; n--) {
    if (total <= 29 + this._getBit(this.CALENDAR_DATA[m], n)) {
     isEnd = true;
     break;
    }
    total = total - 29 - this._getBit(this.CALENDAR_DATA[m], n);
   }
   if (isEnd) break;
  }
 
  var month = k - n + 1;
  var day = total;
 
  if (k == 12) {
   if (month == Math.floor(this.CALENDAR_DATA[m] / 0x10000) + 1) {
    month = 1 - month;
   }
   if (month > Math.floor(this.CALENDAR_DATA[m] / 0x10000) + 1) {
    month--;
   }
  }
 
  var tmp = "";
  if (month < 1) {
   tmp += "(閏)";
   tmp += this.MONTH_STRING.charAt(-month - 1);
  } else {
   tmp += this.MONTH_STRING.charAt(month - 1);
  }
 
  tmp += "月";
  tmp += (day < 11) ? "初" : ((day < 20) ? "十" : ((day < 30) ? "廿" : "三十"));
  if (day % 10 != 0 || day == 10) {
   tmp += this.NUMBER_STRING.charAt((day - 1) % 10);
  }
  return tmp;
 }
 
}

CSS代碼

.jun-meter {
 position: relative;
 width: 640px;
 height: 640px;
 background-image: url("../img/ring.svg");
 background-repeat: no-repeat;
 background-size: 100%;
 margin: auto;
 margin-top: 7%;
}
 
.jun-time-rect {
 position: absolute;
 width: 30px;
 height: 80px;
 left: 275px;
 top: 180px;
 background-image: url("../img/rect.svg");
 background-size: 40px 40px;
}
 
.jun-time-h-h {
 position: absolute;
 width: 100px;
 height: 100px;
 left: 140px;
 top: 170px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-time-h-l {
 position: absolute;
 width: 100px;
 height: 100px;
 left: 200px;
 top: 170px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-time-m-h {
 position: absolute;
 width: 100px;
 height: 100px;
 left: 290px;
 top: 170px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-time-m-l {
 position: absolute;
 width: 100px;
 height: 100px;
 left: 350px;
 top: 170px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-time-s-h {
 position: absolute;
 width: 60px;
 height: 60px;
 left: 430px;
 top: 208px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-time-s-l {
 position: absolute;
 width: 60px;
 height: 60px;
 left: 470px;
 top: 208px;
 background-image: url("../img/8.svg");
 background-repeat: no-repeat;
 background-size: 100%;
}
 
.jun-calendar-date {
 position: absolute;
 width: 120px;
 height: 30px;
 left: 460px;
 top: 310px;
 line-height: 30px;
 font-size: 20px;
 text-align: center;
}
 
.jun-date {
 position: absolute;
 width: 120px;
 height: 30px;
 left: 460px;
 top: 345px;
 line-height: 30px;
 font-size: 20px;
 text-align: center;
}
 
.jun-human{
 position: absolute;
 width: 150px;
 height: 150px;
 left: 250px;
 top: 280px;
 background-image: url("../img/human.gif");
 background-repeat: no-repeat;
 background-size: 100%;
}

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