I just had an unusual Android need: I wanted to put an image behind a
TextView, where the
TextView was occupying the fullscreen. But, I didn’t want the image to be completely visible, I wanted the
TextView to be mostly opaque so that you would only get a hint of the image. You can think of this as wanting a watermark image behind a large text editing area.
Jumping right to the solution, this Android XML layout code gave me the solution: