Book Image

RubyMotion iOS Development Essentials

Book Image

RubyMotion iOS Development Essentials

Overview of this book

RubyMotion is a revolutionary toolchain for iOS app development. With RubyMotion, you can quickly develop and test native iOS apps for the iPhone and iPad, combining the expressiveness and simplicity of Ruby with the power of the iOS SDK. "RubyMotion iOS Development Essentials" is a hands-on guide for developing iOS apps using RubyMotion. With RubyMotion, you can eliminate the complexity and confusion associated with the development of iOS applications using Objective-C. We'll begin from scratch. Starting by installing RubyMotion, we'll build ourselves up to developing an app that uses the various device capabilities iOS has to offer. What's more, we'll even learn how to launch your app on the App Store! We'll also learn to use iOS SDK classes to create application views. Discover how to use the camera, geolocation, gestures, and other device capabilities to create engaging, interactive apps. We'll develop stunning user interfaces faster with the XCode interface builder and make web apps by using WebView. We'll then augment applications with RubyMotion gems, doing more by writing less code and learn how to write test cases for RubyMotion projects. Finally, we'll understand the app submission process to push your app to Apple's App Store With "RubyMotion iOS Development Essentials", we will learn how to create iOS apps with ease. At the end of each chapter we will have a tangible and running app, which utilizes the concepts we have learnt in that chapter.
Table of Contents (19 chapters)
RubyMotion iOS Development Essentials
Credits
About the Authors
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
Index

Chapter 6. Device Capability – Power Unleashed

"Software will give you respect, but hardware will give you the Power."

- Akshat Paul

An iPhone is not only used for making calls, surfing the Internet, and playing music, but it is also the most advanced piece of hardware that can be used to take pictures, know your present location, comprehend gestures, and to do so many other things. So why not take advantage of these incredible device capabilities in your application. The beauty of these features is that just by tapping into the tools that the iPhone SDK provides, one can quickly import pictures, locations, and maps with minimal lines of code.

In this chapter we will focus on the following topics:

  • Camera

  • Location Manager (GPS)

  • Gestures

  • Core Data

  • Address Book