anim.py 文件源码

def _stop(self):
        """
        Stop this AnimationLoop

        Shuts down the loop and triggers cleanup tasks.
        """
        if not self.running:
            return False

        self.running = False

        for layer in self.layers[::-1]:
            await self.remove_layer(layer)

        if self._anim_task is not None and not self._anim_task.done():
            self._anim_task.cancel()
            await asyncio.wait([self._anim_task], return_when=futures.ALL_COMPLETED)

        self._logger.info("AnimationLoop stopped")