Android GraphView - Android App Source Code
Android Graph Library for creating zoomable and scrollable line and bar graphs.GraphView is a library for Android to programmatically create flexible and nice-looking diagramms. It is easy to understand, to integrate and to customize it. At the moment there are two different types:
Tested on Android 1.6, 2.2, 2.3 and 3.0 (honeycomb, tablet), 4.0.