Frameworks and classes for common tasks

Please note that you need to have an account at Apple Developer Connection to read most of the iPhone developer documentation this page links to.

Task	Framework or Class	API Language	Availability	Documentation
2D Animation	Core Animation	Objective-C	all	Core Animation Programming Guide
Short sounds output, vibration	Audio Services	C	all	System Sound Services Reference
Playing background music	AVAudioPlayer	Objective-C	OS 2.2	AVAudioPlayer Class Reference
Playing background music	GBMusicTrack	Objective-C	all	Forum thread with source code
Playing any kind of sound	Audio Queue Services	C	all	Audio Queue Services Programming Guide
Receive accelerometer data	UIAccelerometer	Objective-C	all	UIAccelerometer Class Reference
Location services	Core Location	Objective-C	all	Core Location Framework Reference

For the complete iPhone developer documentation please refer to iPhone Developer Center.

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