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Android™ for Programmers: An App-Driven Approach, Second Edition by Harvey Deitel, Paul Deitel, Abbey Deitel

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7. Doodlz App

Two-Dimensional Graphics, Canvas, Bitmap, Accelerometer, SensorManager, Multitouch Events, MediaStore, Printing, Immersive Mode

Image

Objectives

In this chapter you’ll:

Image Detect when the user touches the screen, moves a finger across the screen and removes a finger from the screen.

Image Process multiple touches so the user can draw with multiple fingers at once.

Use a SensorManager and the accelerometer to detect motion events.

Use a Paint

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