文档介绍：Basic Sensors in iOS
Basic Sensors in iOS
Alasdair Allan
Beijing • Cambridge • Farnham • Köln • Sebastopol • Tokyo
Basic Sensors in iOS
by Alasdair Allan
Copyright © 2011 Alasdair Allan. All rights reserved.
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July 2011: First Edition.
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ISBN: 978-1-449-30846-9
[LSI]
1311179730
Table of Contents
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
1. The Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Available Sensor Hardware 1
Differences Between iPhone and iPad 2
Device Orientation a