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Android 3.0 Animations by Alex Shaw

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Time for action finding tweens

Let's take a look around the Counting Calculator application, and see where tweens have been used.

  1. Open up the Counting Calculator on your Android device.
  2. As you use the application, look for animations that might be using the Animation class.

Tip

Finding the tween animations in an application

All animations apply to views, so look for things that might be implemented using a standard View class.

What just happened?

You probably saw that the display and the buttons were just simple TextViews and numbers, and that's exactly right. When they move around, it's all thanks to the Animation class. Animation classes were chosen for this purpose, because I wanted to use the Android views system to display information. There are ...

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