O'Reilly logo

Sams Teach Yourself iOS 6 Application Development in 24 Hours, Fourth Edition by John Ray

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Hour 21. Implementing Location Services

What You’ll Learn in This Hour:

• The available iOS location-sensing hardware

• How to read and display location information

• Detecting orientation with the compass

In the preceding hour’s lesson, we looked briefly at the use of Map Kit to display map information in an application. In this lesson, we take the GPS capabilities of our devices a step further: We tie into the hardware capabilities of the iDevice lineup to accurately read location data and compass information.

In this hour, we work with Core Location and the electromagnetic compass. With location-enabled apps enhancing the user experience in areas such as Internet searches, gaming, and even productivity, you can add value and interest to ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required