Samsung has released its first version of android sdk for s pen. At the moment it is specifically for Galaxy Note but more support for s pen is expected in future samsung smartphones and tablets. SDK provides following features:
- CanvasView: Basic background for drawing
- Pen Setting Poup: panel for adjusting width, opacity, and line color
- Eraser Setting Popup: Panel for adjusting width for eraser
- Undo/Redo: Enable undo/redo previous draw