tmzn-weihe/src/views/smart-early-warning/carousel.vue

<template>
  <div class="carousel-container">
    <!-- 主轮播区 -->
    <div class="main-carousel-wrapper">
      <el-carousel 
        ref="mainCarousel"
        :interval="2000"
        :autoplay="true"
        height="1.89rem"
        indicator-position="none"
        arrow="never"
        @change="handleMainChange"
      >
        <el-carousel-item v-for="(item, index) in items" :key="index">
          <div class="image-wrapper">
            <el-image 
              :src="item.image" 
              :preview-src-list="previewList"
              fit="cover"
              class="main-image"
            />
            <div class="fullscreen-btn" @click="openFullscreen(index)">
              <img src="@/assets/image/smart-early-warning/fullScreen.png" alt="">
            </div>
          </div>
        </el-carousel-item>
      </el-carousel>
    </div>

    <!-- 缩略图导航区 -->
    <div class="thumbnail-container">
      <div class="nav-btn prev-btn" @click="prevSlide">
        <img src="@/assets/image/smart-early-warning/leftBtn.png" alt="">
      </div>
      <div class="thumbnail-list">
        <div 
          v-for="(item, index) in items" 
          :key="index"
          :class="['thumbnail-item', { active: currentIndex === index }]"
          @click="switchToSlide(index)"
        >
          <img :src="item.thumbnail" class="thumbnail-image">
        </div>
      </div>
      <div class="nav-btn next-btn" @click="nextSlide">
        <img src="@/assets/image/smart-early-warning/rightBtn.png" alt="">
      </div>
    </div>
  </div>
</template>

<script>
export default {
    props:{ 
        items:Array
    },
  data() {
    return {
      currentIndex: 0
    }
  },
  computed: {
    previewList() {
      return this.items.map(item => item.image);
    }
  },
  methods: {
    handleMainChange(index) {
      this.currentIndex = index;
    },
    switchToSlide(index) {
      this.currentIndex = index;
      this.$refs.mainCarousel.setActiveItem(index);
    },
    prevSlide() {
      this.$refs.mainCarousel.prev();
    },
    nextSlide() {
      this.$refs.mainCarousel.next();
    },
    openFullscreen(index) {
        console.info(index)
        console.info('vv')
      this.$refs.mainCarousel.setActiveItem(index);
      const img = this.$el.querySelectorAll('.main-image')[index].querySelector('img');
      
      console.info(img)
      img.click(); // 触发图片预览
    }
  }
}
</script>

<style scoped lang="scss">
.carousel-container {
  width: 100%;
  margin: 0 auto;
}

.main-carousel-wrapper {
  position: relative;
  margin-bottom: px-to-rem(10);
}

.image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.main-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
  transition: transform 0.3s;
}

.main-image:hover {
  transform: scale(1.02);
}

.fullscreen-btn {
  position: absolute;
  bottom: px-to-rem(10);
  right:  px-to-rem(10);
  width: px-to-rem(40);
  height: px-to-rem(40);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s;
}

.fullscreen-btn:hover {
  transform: scale(1.1);
}

.thumbnail-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: px-to-rem(5);
  padding-bottom: px-to-rem(10);
  border-bottom: px-to-rem(1) solid #59799F;
  margin-bottom: px-to-rem(10);
}

.thumbnail-list {
  display: flex;
  gap: px-to-rem(5);
  overflow-x: auto;
  scrollbar-width: none;
}

.thumbnail-list::-webkit-scrollbar {
  display: none;
}

.thumbnail-item {
  width: px-to-rem(60);
  height: px-to-rem(30);
  border: px-to-rem(1) solid transparent;
  border-radius: px-to-rem(4);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
  flex-shrink: 0;
}

.thumbnail-item:hover {
  border-color: #4F9FFF;
}

.thumbnail-item.active {
  border-color: #4F9FFF;
}

.thumbnail-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-btn {
  width: px-to-rem(12);
  height: px-to-rem(30);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
}

.nav-btn:hover {
  background: #409EFF;
  color: white;
}
</style>