Book Image

Create Android apps with App Inventor [Video]

By : Brandan Jones
Book Image

Create Android apps with App Inventor [Video]

By: Brandan Jones

Overview of this book

<p><span id="description" class="sugar_field">AppInventor enables the democratization of information technology. You no longer have to be a programmer with years of experience to create your own Android app. All you need is a good idea, a browser, and some simple software for your own Android device or computer to create an app. </span></p> <p><span id="description" class="sugar_field">In this course, we’ll walk through creating an app step-by-step. We discuss the user interface components: sequence, selection, and iteration, parsing simple text, performing computations, and more. </span></p> <h2><span class="sugar_field">Style and Approach</span></h2> <p><span class="sugar_field"><span id="trade_selling_points_c" class="sugar_field">In this video, you’ll learn to use AppInventor by creating a sample app, following step-by-step instructions.</span></span></p>
Table of Contents (7 chapters)
Chapter 6
Advanced UI Movements and Graphics
Content Locked
Section 4
Detect Collision Events
When two images touch, the Android environment raises an event. We can use these events to our advantage. For instance, we may want to know when a missile image hits a spaceship, so that we can increment a score counter, or show a different image for the spaceship. - Detect collision events between a ball and an ImageSprite - Add logic to handle the ball and ImageSprite collision - Consider how to reset and clear the ImageSprite