Android seekbar with arc shape.
Instead of the normal Android seekbar, you can have a seekbar with the shape of any arc, circle, or oval. All basic parameters are configurable. It is meant to be an start point to build more complete solutions. Also it colud be used to create a progress bar with some minor changes.
The only file you need is ArcSeekBar / src / com / ecr / arcseekbar / ArcSeekBar.java
Download the project to run a simple example.