useElementBounding

HTML 元素的响应式 边界框

¥Reactive bounding box of an HTML element

示例

源代码playground (beta)

Resize the box to see changes

height: 0 bottom: 0 left: 0 right: 0 top: 0 width: 0 x: 0 y: 0

用法

¥Usage

<script>
import { useElementBounding } from '@vueuse/core'
import { useTemplateRef } from 'vue'

export default {
  setup() {
    const el = useTemplateRef('el')
    const { x, y, top, right, bottom, left, width, height }
        = useElementBounding(el)

    return {
      el,
      /* ... */
    }
  },
}
</script>

<template>
  <div ref="el" />
</template>

组件用法

¥Component Usage

<template>
  <UseElementBounding v-slot="{ width, height }">
    Width: {{ width }} Height: {{ height }}
  </UseElementBounding>
</template>

指令用法

¥Directive Usage

<script setup lang="ts">
import { vElementBounding } from '@vueuse/components'

interface BoundingType {
  height: number
  bottom: number
  left: number
  right: number
  top: number
  width: number
  x: number
  y: number
}

function onBounding({ height, bottom, left, right, top, width, x, y }: BoundingType) {
  console.log(height, bottom, left, right, top, width, x, y)
}

const options = {
  reset: true,
  windowResize: true,
  windowScroll: true,
  immediate: true,
  updateTiming: 'sync',
}
</script>

<template>
  <textarea v-element-bounding="onBounding" />
  <!-- with options -->
  <textarea v-element-bounding="[onBounding, options]" />
</template>