这个vue组件如何绑定它的样式

如何解决这个vue组件如何绑定它的样式

<template>
    <div id="hy-swiper">
      <div class="swiper" @touchstart="touchStart" @touchmove="touchMove" @touchend="touchEnd">
        <slot></slot>
      </div>
      <slot name="indicator">
      </slot>
      <div class="indicator">
        <slot name="indicator" v-if="showIndicator && slideCount>1">
          <div v-for="(item,index) in slideCount" class="indi-item" :class="{active: index === currentIndex-1}" :key="index"></div>
        </slot>
      </div>
    </div>
</template>

<script>
    export default {
        name: "Swiper",props: {
      interval: {
            type: Number,default: 3000
      },animDuration: {
            type: Number,default: 300
      },moveRatio: {
        type: Number,default: 0.25
      },showIndicator: {
        type: Boolean,default: true
      }
    },data: function () {
          return {
        slideCount: 0,totalWidth: 0,swiperStyle: {},currentIndex: 1,scrolling: false,}
    },mounted: function () {
      setTimeout(() => {
        this.handleDom();
        this.startTimer();
      },3000)
    },methods: {
      startTimer: function () {
            this.playTimer = window.setInterval(() => {
              this.currentIndex++;
              this.scrollContent(-this.currentIndex * this.totalWidth);
        },this.interval)
      },stopTimer: function () {
        window.clearInterval(this.playTimer);
      },scrollContent: function (currentPosition) {
        this.scrolling = true;
        this.swiperStyle.transition ='transform '+ this.animDuration + 'ms';
        this.setTransform(currentPosition);
        this.checkPosition();
        this.scrolling = false
      },checkPosition: function () {
        window.setTimeout(() => {
          this.swiperStyle.transition = '0ms';
          if (this.currentIndex >= this.slideCount + 1) {
            this.currentIndex = 1;
            this.setTransform(-this.currentIndex * this.totalWidth);
          } else if (this.currentIndex <= 0) {
            this.currentIndex = this.slideCount;
            this.setTransform(-this.currentIndex * this.totalWidth);
          }
          this.$emit('transitionEnd',this.currentIndex-1);
        },this.animDuration)
      },setTransform: function (position) {
        this.swiperStyle.transform = `translate3d(${position}px,0)`;
        this.swiperStyle['-webkit-transform'] = `translate3d(${position}px),0`;
        this.swiperStyle['-ms-transform'] = `translate3d(${position}px),0`;
      },handleDom: function () {
        let swiperEl = document.querySelector('.swiper');
        let slidesEls = swiperEl.getElementsByClassName('slide');
        this.slideCount = slidesEls.length;
        if (this.slideCount > 1) {
          let cloneFirst = slidesEls[0].cloneNode(true);
          let cloneLast = slidesEls[this.slideCount - 1].cloneNode(true);
          swiperEl.insertBefore(cloneLast,slidesEls[0]);
          swiperEl.appendChild(cloneFirst);
          this.totalWidth = swiperEl.offsetWidth;
          this.swiperStyle = swiperEl.style;
        }
        this.setTransform(-this.totalWidth);
      },touchStart: function (e) {
        if (this.scrolling) return;
        this.stopTimer();
        this.startX = e.touches[0].pageX;
      },touchMove: function (e) {
        this.currentX = e.touches[0].pageX;
        this.distance = this.currentX - this.startX;
        let currentPosition = -this.currentIndex * this.totalWidth;
        let moveDistance = this.distance + currentPosition;
        this.setTransform(moveDistance);
      },touchEnd: function (e) {

        let currentMove = Math.abs(this.distance);
        if (this.distance === 0) {
          return
        } else if (this.distance > 0 && currentMove > this.totalWidth * this.moveRatio) { // 右边移动超过0.5
          this.currentIndex--
        } else if (this.distance < 0 && currentMove > this.totalWidth * this.moveRatio) { // 向左移动超过0.5
          this.currentIndex++
        }
        this.scrollContent(-this.currentIndex * this.totalWidth);
        this.startTimer();
      },previous: function () {
        this.changeItem(-1);
      },next: function () {
        this.changeItem(1);
      },changeItem: function (num) {
        this.stopTimer();
        this.currentIndex += num;
        this.scrollContent(-this.currentIndex * this.totalWidth);

        this.startTimer();
      }
    }
    }
</script>

<style scoped>
//some css code
</style>

我正在处理 swiper 组件，我在 Internet 上获得了这些代码。 the html 我不明白内联样式是如何绑定的，而所有的过渡和变换都被赋予了 swiperStyle 中的 data(){}，并且在 : 或 v-bind 中没有模板。有没有其他方法来绑定样式？我只是困惑它是如何工作的 谢谢你们