How to make labels for android controls?

Question

Android

I want to make labels for all controls and menus in the form of arrows with captions on top of the application window.
Tell me how to implement so that it works for all formats and resolutions.

Answer 1

Don't reinvent the wheel: https://github.com/sjwall/MaterialTapTargetPrompt
And if you still want to, you can look at the code of this library and find out how it's done.