Back when we began work on this book, Android Wear 2.0 was well past ideation and into design. The Android Wear preview API was still in the works, being scheduled for release about the time we rounded a corner taking us past the halfway point of our first draft. Although the 2.0 APIs are still being fleshed out and development is underway, interested developers can try it out as part of the Android Wear 2.0 developer preview edition of the API.
In this section, we are going to highlight some of the key new features being baked into the 2.0 APIs, with an eye on what we've seen in the previous chapters of this book.
In our discussion of watch faces, we had advanced the idea of interactive watch faces whereby we made available limited user interaction with the watch face primarily through tap gestures. Android Wear 2.0 formalizes such additional display complexity into the idea of a complication. A complication is essentially...