44.9 Summary

This chapter has introduced the MotionLayout editor built into Android Studio and explored how it can be used to add animation to the user interface of an Android app without having to manually write XML declarations. Examples covered in this chapter included the conversion of a ConstraintLayout container to MotionLayout, the creation of start and end constraint sets and transitions in the MotionScene file and the addition of an OnClick handler. The use of the animation previewer, custom attributes and postion key frames were also covered.