Function requestAnimationFrame

packages/core/animation-frame/index.ts:77–90

(cb: FrameRequestCallback)

}

export function requestAnimationFrame(cb: FrameRequestCallback): number {
	const animId = getNewId();
	if (!inAnimationFrame) {
		ensureCurrentFrameScheduled();
		currentFrameAnimationCallbacks[animId] = zonedCallback(cb) as FrameRequestCallback;
		return animId;
	}
	ensureNative();
	nextFrameAnimationCallbacks[animId] = zonedCallback(cb) as FrameRequestCallback;
	shouldStop = false;
	fpsCallback.start();

	return animId;
}

export function cancelAnimationFrame(id: number): void {
	delete currentFrameAnimationCallbacks[id];