95 lines
2.2 KiB
Vue
95 lines
2.2 KiB
Vue
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<template>
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<ul class="fp-box">
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<!-- 默认进来是7位，超过自动加 -->
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<li ref="lis" v-for="i in countStr.length > 5 ? countStr.length : 5" :key="i" :class="bg">
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<!-- 每列中的10行数字 -->
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<span v-for="num in 10" :key="num">
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<span class="num-wrap">{{ num - 1 }}</span>
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</span>
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</li>
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</ul>
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</template>
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<script setup>
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import { onMounted, ref, watch } from "vue";
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const props = defineProps({
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count: Number,
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len: {
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type: Number,
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default: 7
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},
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bg: String
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});
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const lis = ref();
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const list = ref([]);
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const countStr = ref(""); // 需要展示的数字
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const numberArr = ref([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]); // 固定每列中的19行数字
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const numStr = ref(""); // 需要展示的数字字符串
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const numArr = ref([0, 0, 0, 0, 0, 0, 0]); // 默认展示7个数字数组
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watch(
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() => props.count,
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(val) => {
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let str = val.toString();
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let num = 0;
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if (str.length < props.len) num = props.len - str.length;
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for (let i = 0; i < num; i++) {
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str = "0" + str;
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}
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countStr.value = str;
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initNumCard();
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},
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{ immediate: true, deep: true }
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);
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onMounted(() => {
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initNumCard();
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});
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function initNumCard() {
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numStr.value = countStr.value;
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numArr.value = numStr.value.split("");
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const numArrlen = numArr.value.length;
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// 展示数字的处理，不够7位前面补0
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// 默认进来是7位，超过自动加
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for (
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let i = 0;
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i < (countStr.value.length > 5 ? countStr.value.length : 5) - numArrlen;
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i++
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) {
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numArr.value.unshift(0);
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}
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if (lis.value) {
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lis.value.forEach((item, index) => {
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const ty = numArr.value[index];
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item.style.transform = `translateY(-${ty * 32}px)`; // 滚动数字(li标签)
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});
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}
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}
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</script>
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<style lang="scss" scoped>
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.fp-box {
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display: flex;
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justify-content: center;
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overflow: hidden;
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li {
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width: 26px;
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height: 32px;
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flex-direction: column;
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transition: transform 1s ease-in-out;
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& > span {
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text-align: center;
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font-size: 20px;
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color: #ffffff;
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display: flex;
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display: inline-block;
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width: 20px;
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height: 32px;
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line-height: 25px;
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float: left;
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.num-wrap {
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font-family: "DigifaceWide";
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}
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}
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}
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}
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</style>
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