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The Complete Idiot's Guide® To iPad and iPhone App Development by Troy Brant

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Chapter 18
GPS and Location Management
In This Chapter
• The Core Location framework
• Using CLLocationManager to get location updates
• CLLocation properties for accessing location data
• Detecting inaccurate location data
• Distance app
“Where are you?” One of the frequently asked questions of all time is now becoming much easier to answer with the ubiquity of location-enabled devices. You take it for granted now, but how impressive is it that you can open the Maps application and instantly—and visually—know your location?
In this chapter, you see just how simple it is to use this powerful feature. You use the Core Location framework to allow your users to figure out exactly where they are. The CLLocation object reported by the phone ...

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