枚举成员

PingPong: 2

Animation playback order type: Ping-pong playback (changes playback direction after reaching the end when continuing to play).

动画播放顺序类型:pingpong播放(当按指定顺序播放完结尾后,如果继续播放,则会改变播放顺序)。

Positive: 0

Animation playback order type: Forward playback.

动画播放顺序类型:正序播放。

Reverse: 1

Animation playback order type: Reverse playback.

动画播放顺序类型:倒序播放。