en-shoubo-mobile/src/components/SwipeCard.vue

<!--  -->
<template>
  <div
    :class="`cardCom ${keyval}`"
    v-touch:swipe.left="moveSwiper"
    v-touch:swipe.right="moveSwiper"
  >
    <div
      v-for="(_, index) in cardData"
      :key="index"
      class="card"
      :style="`top:${index * 15}px;width:${100 - index * 5}%;opacity:${
        1 - index * 0.2 <= 0 ? 0.1 : 1 - index * 0.2
      }; z-index: ${cardData.length - index};`"
    >
      <template v-if="index === 0">
        <slot :item="cardData[cardInd]" />
        <span class="page">{{ cardInd + 1 }} / {{ cardData.length }}</span>
      </template>
    </div>
  </div>
</template>

<script>
export default {
  name: "cardCom",
  props: {
    cardData: {
      type: Array,
      default: () => [],
    },
    keyval: {
      type: String,
      default: "",
    },
  },
  components: {},
  data() {
    //这里存放数据
    return {
      cardInd: 0,
    };
  },
  //监听属性 类似于data概念
  computed: {},
  //监控data中的数据变化
  watch: {},
  //方法集合
  methods: {
    // 封装一个滑动的方法
    moveSwiper(val) {
      let dom = document.querySelector(`.${this.keyval}`);
      if (!dom) return;
      dom.style.opacity = 0;
      setTimeout(() => {
        if (val === "right") {
          // 右滑减小
          if (this.cardInd === 0) this.cardInd = this.cardData.length - 1;
          else this.cardInd--;
        } else {
          //左滑增加
          if (this.cardInd < this.cardData.length - 1) this.cardInd++;
          else this.cardInd = 0;
        }
        dom.style.opacity = 1;
      }, 300);
    },
  },
  //生命周期 - 创建完成（可以访问当前this实例）
  created() {},
  //生命周期 - 挂载完成（可以访问DOM元素）
  mounted() {
    // 动态控制cardCom元素的高度
    this.$nextTick(() => {
      setTimeout(() => {
        let dom = document.querySelector(`.${this.keyval}`);
        dom.style.height = 535 + (this.cardData.length - 1) * 15 + "px";
      }, 300);
    });
  },
  beforeCreate() {}, //生命周期 - 创建之前
  beforeMount() {}, //生命周期 - 挂载之前
  beforeUpdate() {}, //生命周期 - 更新之前
  updated() {}, //生命周期 - 更新之后
  beforeDestroy() {}, //生命周期 - 销毁之前
  destroyed() {}, //生命周期 - 销毁完成
  activated() {}, //如果页面有keep-alive缓存功能，这个函数会触发
};
</script>
<style lang="scss" scoped>
.txt::-webkit-scrollbar {
  /*滚动条整体样式*/
  width: 8px; /*高宽分别对应横竖滚动条的尺寸*/
  height: 2px;
}
.txt::-webkit-scrollbar-thumb {
  /*滚动条里面小方块*/
  -webkit-box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
  background: #d9cdb6;
}
.txt::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  width: 0px;
  background: transparent;
}
.cardCom {
  margin-top: 80px;
  width: 100%;
  position: relative;
  transition: all 0.3s;
}
.card {
  background-color: #fff;
  box-shadow: 0px 2px 8px 6px #ccc;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;

  .page {
    opacity: 0.3;
    color: #b79550;
    position: absolute;
    font-weight: 700;
    right: 10px;
    bottom: 10px;
    font-size: 32px;
  }
}
</style>