VueUse
Resize the box to see changes

useElementBounding

Reactive bounding box of an HTML element

Usage

<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>

Type Declarations

/**
 * Reactive size of an HTML element.
 *
 * @see   {@link /useElementSize}
 * @param target
 * @param callback
 * @param options
 */
export declare function useElementBounding(
  target: MaybeRef<Element | null | undefined>,
  options?: ResizeObserverOptions
): {
  x: Ref<number>
  y: Ref<number>
  top: Ref<number>
  right: Ref<number>
  bottom: Ref<number>
  left: Ref<number>
  width: Ref<number>
  height: Ref<number>
}

Source

Source • Demo • Docs