useElementBounding

Demo

Resize the box to see changes

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

Usage

html

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

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

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

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

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

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

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

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

Component Usage

This function also provides a renderless component version via the @vueuse/components package. Learn more about the usage.

html

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

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

Type Declarations

typescript

export interface UseElementBoundingOptions {
  /**
   * Reset values to 0 on component unmounted
   *
   * @default true
   */
  reset?: boolean
  /**
   * Listen to window resize event
   *
   * @default true
   */
  windowResize?: boolean
  /**
   * Listen to window scroll event
   *
   * @default true
   */
  windowScroll?: boolean
  /**
   * Immediately call update on component mounted
   *
   * @default true
   */
  immediate?: boolean
}
/**
 * Reactive bounding box of an HTML element.
 *
 * @see https://vueuse.org/useElementBounding
 * @param target
 */
export declare function useElementBounding(
  target: MaybeComputedElementRef,
  options?: UseElementBoundingOptions
): {
  height: Ref<number>
  bottom: Ref<number>
  left: Ref<number>
  right: Ref<number>
  top: Ref<number>
  width: Ref<number>
  x: Ref<number>
  y: Ref<number>
  update: () => void
}
export type UseElementBoundingReturn = ReturnType<typeof useElementBounding>

export interface UseElementBoundingOptions {
  /**
   * Reset values to 0 on component unmounted
   *
   * @default true
   */
  reset?: boolean
  /**
   * Listen to window resize event
   *
   * @default true
   */
  windowResize?: boolean
  /**
   * Listen to window scroll event
   *
   * @default true
   */
  windowScroll?: boolean
  /**
   * Immediately call update on component mounted
   *
   * @default true
   */
  immediate?: boolean
}
/**
 * Reactive bounding box of an HTML element.
 *
 * @see https://vueuse.org/useElementBounding
 * @param target
 */
export declare function useElementBounding(
  target: MaybeComputedElementRef,
  options?: UseElementBoundingOptions
): {
  height: Ref<number>
  bottom: Ref<number>
  left: Ref<number>
  right: Ref<number>
  top: Ref<number>
  width: Ref<number>
  x: Ref<number>
  y: Ref<number>
  update: () => void
}
export type UseElementBoundingReturn = ReturnType<typeof useElementBounding>