Touch applications have been around for decades. You see many of these early single touch applications in supermarkets, bank ATMs, restaurants and airport check-in kiosks. With the advent of the ...

Welcome to the last installment in the Android multi-touch series! The purpose of this series is to show you how to develop multi-touch programs for Android-based phones, tablets, and other devices.

To demonstrate multi-touch, we’re going to build a simple image viewer application that lets you zoom in and scroll around an image. See Part 1 for a screenshot of the finished product. Begin by ...