插件： vue-drag-resize

<div class="drag-resize">
      <!-- 
        https://juejin.cn/post/6844903713430061063
        isActive 是否激活状态  Default: false
        w,h 组件宽度,高度  Default: 200
       -->
      <VueDragResize :isActive="true" :w="100" :h="80" :y="0" v-on:resizing="resize" v-on:dragging="resize" :parentLimitation="true" :aspectRatio="true">
        <img src="../../assets/座椅.png" alt="" class="drag-element-seat">
      </VueDragResize>
      <VueDragResize :isActive="true" :w="100" :h="80" :y="80" v-on:resizing="resize" v-on:dragging="resize" :parentLimitation="true" :aspectRatio="true">
        <img src="../../assets/座椅.png" alt="" class="drag-element-seat">
      </VueDragResize>
      <VueDragResize :isActive="true" :w="100" :h="80" :y="160" v-on:resizing="resize" v-on:dragging="resize" :parentLimitation="true" :aspectRatio="true">
        <img src="../../assets/座椅.png" alt="" class="drag-element-seat">
      </VueDragResize>
</div>

<script>
import VueDragResize from 'vue-drag-resize';
export default {
  components: {
    VueDragResize,
  },
  data() {
    return {};
  },
  methods: {
    resize(newRect) {
      console.log('newRect',newRect)
      // 拖动后可以获得元素对应的宽高，定位，可以保存，也可以初始的时候加载
    }
  },
};
</script>
<style lang="less" scoped>
.drag-resize{
  height: 400px;
  width: 100%;
  background: rgb(196, 196, 139);
  border: 1px solid #888;
  border-radius: 2px;
  position: relative;//不设置这个，被拖拽的元素就跑外面去了
}
.drag-element-seat{
  width: 100%;
  height: 100%;
}
</style>