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/VueUse

useRafFn

Category	Animation
Export Size	342 B
Last Changed	3 months ago

Usage

import { ref } from 'vue'
import { useRafFn } from '@vueuse/core'

const count = ref(0)

const { pause, resume } = useRafFn(() => {
  count.value++
  console.log(count.value)
})

Type Declarations

export interface UseRafFnCallbackArguments {
  /**
   * Time elapsed between this and the last frame.
   */
  delta: number
  /**
   * Time elapsed since the creation of the web page. See {@link https://developer.mozilla.org/en-US/docs/Web/API/DOMHighResTimeStamp#the_time_origin Time origin}.
   */
  timestamp: DOMHighResTimeStamp
}
export interface UseRafFnOptions extends ConfigurableWindow {
  /**
   * Start the requestAnimationFrame loop immediately on creation
   *
   * @default true
   */
  immediate?: boolean
}
/**
 * Call function on every `requestAnimationFrame`. With controls of pausing and resuming.
 *
 * @see https://vueuse.org/useRafFn
 * @param fn
 * @param options
 */
export declare function useRafFn(
  fn: (args: UseRafFnCallbackArguments) => void,
  options?: UseRafFnOptions
): Pausable

Source

Source • Demo • Docs