What problems should be paid attention to when making traditional tween animation with flash?

Flash animation tweens can only be moved or rotated between two frames. If you just move or rotate, you can do it without components. If you want to make a transparent or gradient effect, you must first make a component and complete the animation between the two components.

I don't know what you mean by "between two frames". You can also animate a frame, but you must animate it as a movie clip, then drag the movie clip into the scene and add a.

stop()；

Then test the animation, which will be played repeatedly on this frame. If you only want to play one side, please add one to the last frame of this movie clip.

syop()；

The elbows are not in a line, so the registration point of the rotating object should be placed on the rotating shaft, provided that the registration points of the two key points must be the same. The simple method is to adjust the registration point of the first key frame first, and then insert the second key frame, so that the registration points of the two key frames are consistent.

If it is cs4, try the bone tool, which will give you unexpected results.