时钟翻牌器

 

clock.js

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
function Flipper(config) {
  // 默认配置
  this.config = {
    // 时钟模块的节点
    node: null,
    // 初始前牌文字
    frontText: 'number0',
    // 初始后牌文字
    backText: 'number1',
    // 翻转动画时间(毫秒,与翻转动画CSS 设置的animation-duration时间要一致)
    duration: 600,
  }
  // 节点的原本class,与html对应,方便后面添加/删除新的class
  this.nodeClass = {
    flip: 'flip',
    front: 'digital front',
    back: 'digital back'
  }
  // 覆盖默认配置
  Object.assign(this.config, config)
  // 定位前后两个牌的DOM节点
  this.frontNode = this.config.node.querySelector('.front')
  this.backNode = this.config.node.querySelector('.back')
  // 是否处于翻牌动画过程中(防止动画未完成就进入下一次翻牌)
  this.isFlipping = false
  // 初始化
  this._init()
}
Flipper.prototype = {
  constructor: Flipper,
  // 初始化
  _init: function () {
    // 设置初始牌面字符
    this._setFront(this.config.frontText)
    this._setBack(this.config.backText)
  },
  // 设置前牌文字
  _setFront: function (className) { 
    this.frontNode.setAttribute('class', this.nodeClass.front + ' ' + className)
  },
  // 设置后牌文字
  _setBack: function (className) {
    this.backNode.setAttribute('class', this.nodeClass.back + ' ' + className)
  },
  _flip: function (type, front, back) {
    // 如果处于翻转中,则不执行
    if (this.isFlipping) {
      return false
    }
    // 设置翻转状态为true
    this.isFlipping = true
    // 设置前牌文字
    this._setFront(front)
    // 设置后牌文字
    this._setBack(back)
    // 根据传递过来的type设置翻转方向
    let flipClass = this.nodeClass.flip;
    if (type === 'down') {
      flipClass += ' down'
    } else {
      flipClass += ' up'
    }
    // 添加翻转方向和执行动画的class,执行翻转动画
    this.config.node.setAttribute('class', flipClass + ' go')
    // 根据设置的动画时间,在动画结束后,还原class并更新前牌文字
    setTimeout(() => {
      // 还原class
      this.config.node.setAttribute('class', flipClass)
      // 设置翻转状态为false
      this.isFlipping = false
      // 将前牌文字设置为当前新的数字,后牌因为被前牌挡住了,就不用设置了。
      this._setFront(back)
    }, this.config.duration)
  },
  // 下翻牌
  flipDown: function (front, back) {
    this._flip('down', front, back)
  },
  // 上翻牌
  flipUp: function (front, back) {
    this._flip('up', front, back)
  }
}
 
export default Flipper

  

clock.vue

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
<template>
  <div class="clock" id="clock">
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
    <em>:</em>
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
    <em>:</em>
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
    <div class="flip down">
      <div class="digital front number0"></div>
      <div class="digital back number1"></div>
    </div>
  </div>
</template>
<script>
import Flipper from './clock.js'
export default {
  name: 'clock',
  components: {},
  data() {
    return {
      flipObjs: [],
    }
  },
  methods: {
    init() {
      // 定位时钟模块
      let clock = document.getElementById('clock')
      // 定位6个翻板
      let flips = clock.querySelectorAll('.flip')
      // 获取当前时间
      let now = new Date()
      // 格式化当前时间,例如现在是20:30:10,则输出"203010"字符串
      let nowTimeStr = this.formatDate(now, 'hhiiss')
      // 格式化下一秒的时间
      let nextTimeStr = this.formatDate(
        new Date(now.getTime() + 1000),
        'hhiiss'
      )
      // 定义牌板数组,用来存储6个Flipper翻板对象
 
      for (let i = 0; i < flips.length; i++) {
        // 创建6个Flipper实例,初始化并存入flipObjs
        this.flipObjs.push(
          new Flipper({
            // 每个Flipper实例按数组顺序与翻板DOM的顺序一一对应
            node: flips[i],
            // 按数组顺序取时间字符串对应位置的数字
            frontText: 'number' + nowTimeStr[i],
            backText: 'number' + nextTimeStr[i],
          })
        )
      }
    },
    formatDate(date, dateFormat) {
      /* 单独格式化年份,根据y的字符数量输出年份
     * 例如:yyyy => 2019
            yy => 19
            y => 9
     */
      if (/(y+)/.test(dateFormat)) {
        dateFormat = dateFormat.replace(
          RegExp.$1,
          (date.getFullYear() + '').substr(4 - RegExp.$1.length)
        )
      }
      // 格式化月、日、时、分、秒
      let o = {
        'm+': date.getMonth() + 1,
        'd+': date.getDate(),
        'h+': date.getHours(),
        'i+': date.getMinutes(),
        's+': date.getSeconds(),
      }
      for (let k in o) {
        if (new RegExp(`(${k})`).test(dateFormat)) {
          // 取出对应的值
          let str = o[k] + ''
          /* 根据设置的格式,输出对应的字符
           * 例如: 早上8时,hh => 08,h => 8
           * 但是,当数字>=10时,无论格式为一位还是多位,不做截取,这是与年份格式化不一致的地方
           * 例如: 下午15时,hh => 15, h => 15
           */
          dateFormat = dateFormat.replace(
            RegExp.$1,
            RegExp.$1.length === 1 ? str : this.padLeftZero(str)
          )
        }
      }
      return dateFormat
    },
    //日期时间补零
    padLeftZero(str) {
      return ('00' + str).substr(str.length)
    },
    start() {
      setInterval(() => {
        // 获取当前时间
        let now = new Date()
        // 格式化当前时间
        let nowTimeStr = this.formatDate(
          new Date(now.getTime() - 1000),
          'hhiiss'
        )
        // 格式化下一秒时间
        let nextTimeStr = this.formatDate(now, 'hhiiss'
        // 将当前时间和下一秒时间逐位对比
        for (let i = 0; i < this.flipObjs.length; i++) {
          // 如果前后数字没有变化,则直接跳过,不翻牌
          if (nowTimeStr[i] === nextTimeStr[i]) {
            continue
          }
          // 传递前后牌的数字,进行向下翻牌动画
          this.flipObjs[i].flipDown(
            'number' + nowTimeStr[i],
            'number' + nextTimeStr[i]
          )
        }
      }, 1000)
    },
  },
  mounted() {
    this.init()
    this.start()
  },
}
</script>
 
<style scoped>
.clock { 
  text-align: center;
  margin-top: 200px;
    
}
 
.clock em {
  display: inline-block;
  line-height: 51px;
  font-size: 33px;
  font-style: normal;
  vertical-align: top;
}
 
.flip.up.go .front:after {
  transform-origin: 50% 0;
  animation: frontFlipUp 0.6s ease-in-out both;
  box-shadow: 0 2px 6px rgba(255, 255, 255, 0.3);
  backface-visibility: hidden;
}
 
.flip.up.go .back:before {
  animation: backFlipUp 0.6s ease-in-out both;
}
@keyframes frontFlipUp {
  0% {
    transform: perspective(160px) rotateX(0deg);
  }
 
  100% {
    transform: perspective(160px) rotateX(180deg);
  }
}
 
@keyframes backFlipUp {
  0% {
    transform: perspective(160px) rotateX(-180deg);
  }
 
  100% {
    transform: perspective(160px) rotateX(0deg);
  }
}
.flip.down.go .front:before {
  transform-origin: 50% 100%;
  animation: frontFlipDown 0.6s ease-in-out both;
  box-shadow: 0 -2px 6px rgba(255, 255, 255, 0.3);
  backface-visibility: hidden;
}
.flip.down.go .front:before {
  transform-origin: 50% 100%;
  animation: frontFlipDown 0.6s ease-in-out both;
  box-shadow: 0 -2px 6px rgba(255, 255, 255, 0.3);
}
 
.flip.down.go .back:after {
  animation: backFlipDown 0.6s ease-in-out both;
}
 
@keyframes frontFlipDown {
  0% {
    transform: perspective(160px) rotateX(0deg);
  }
 
  100% {
    transform: perspective(160px) rotateX(-180deg);
  }
}
 
@keyframes backFlipDown {
  0% {
    transform: perspective(160px) rotateX(180deg);
  }
 
  100% {
    transform: perspective(160px) rotateX(0deg);
  }
}
.flip {
    display: inline-block;
    position: relative;
    width: 30px;
    height: 50px;
    line-height: 50px;
    border: solid 1px #000;
    border-radius: 5px;
    background: #fff;
    font-size: 33px;
    color: #fff;
    box-shadow: 0 0 6px rgba(0, 0, 0, .5);
    text-align: center; 
    overflow: hidden;
}
  
 .flip .digital:before,
.flip .digital:after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    background: #000;
    overflow: hidden;
    box-sizing: border-box;
}
 
.flip .digital:before {
    top: 0;
    bottom: 50%;
    border-radius: 2px 2px 0 0;
    border-bottom: solid 1px #666;
}
 
.flip .digital:after {
    top: 50%;
    bottom: 0;
    border-radius: 0 0 2px 2px;
    line-height: 0;
}
 
 
.flip .number0:before,
.flip .number0:after {
    content: "0";
}
 
.flip .number1:before,
.flip .number1:after {
    content: "1";
}
 
.flip .number2:before,
.flip .number2:after {
    content: "2";
}
.flip .number3:before,
.flip .number3:after {
    content: "3";
}
 
.flip .number4:before,
.flip .number4:after {
    content: "4";
}
.flip .number5:before,
.flip .number5:after {
    content: "5";
}
.flip .number6:before,
.flip .number6:after {
    content: "6";
}
.flip .number7:before,
.flip .number7:after {
    content: "7";
}
.flip .number8:before,
.flip .number8:after {
    content: "8";
}
.flip .number9:before,
.flip .number9:after {
    content: "9";
}
.flip.down .front:before {
    z-index: 3;
}
 
.flip.down .back:after {
    z-index: 2;
    transform-origin: 50% 0%;
    transform: perspective(160px) rotateX(180deg);
}
 
.flip.down .front:after,
.flip.down .back:before {
    z-index: 1;
}
 
  
</style>

  

 

posted @   福超  阅读(149)  评论(0编辑  收藏  举报
相关博文:
阅读排行:
· 被坑几百块钱后,我竟然真的恢复了删除的微信聊天记录!
· 没有Manus邀请码?试试免邀请码的MGX或者开源的OpenManus吧
· 【自荐】一款简洁、开源的在线白板工具 Drawnix
· 园子的第一款AI主题卫衣上架——"HELLO! HOW CAN I ASSIST YOU TODAY
· Docker 太简单,K8s 太复杂?w7panel 让容器管理更轻松!
点击右上角即可分享
微信分享提示