equestAnimationFrame


export const requestAnimationFrame = (() => {
/* istanbul ignore next */
if (!inBrowser) {
return noop
}
return window.requestAnimationFrame ||
/* istanbul ignore next */
window.webkitRequestAnimationFrame ||
/* istanbul ignore next */
window.mozRequestAnimationFrame ||
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window.oRequestAnimationFrame ||
// if all else fails, use setTimeout
/* istanbul ignore next */
function (callback) {
return window.setTimeout(callback, (callback.interval || DEFAULT_INTERVAL) / 2) // make interval as precise as possible.
}
})()

export const cancelAnimationFrame = (() => {
/* istanbul ignore next */
if (!inBrowser) {
return noop
}
return window.cancelAnimationFrame ||
/* istanbul ignore next */
window.webkitCancelAnimationFrame ||
/* istanbul ignore next */
window.mozCancelAnimationFrame ||
/* istanbul ignore next */
window.oCancelAnimationFrame ||
/* istanbul ignore next */
function (id) {
window.clearTimeout(id)
}
})()
posted @ 2019-04-23 14:12  刘浩2561179983  阅读(380)  评论(0)  编辑  收藏  举报