An android app which contains sample views and android components:
Particle Animation Test: An Android View capable of draw random particles with continuous rendering using android animation and handler.
Paint View : View for drawing and free strokes like paint. Instead of using path splines are used. You also use images for your brush and many more.
Box2D View: An app can also use physics engine like a game. So, use Box2d physics engine in android view.
Country List Sample: A list view with fast scrolling, search, sticky header using custom section adapter.
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