Features such as:
- Drawing and saving an image larger than the area of the screen
- Appending/Joining images
- Image Manipulation/Editing

not yet. some of the features we did a long time ago for photosohp 20th anniversary app but have not rolled into main.

c.

Yes, drawing is possible. But the rest would be difficult to achieve, check out draw a line. In code exchange.

http://developer.anscamobile.com/code/draw-line