I've seen the request on the CF newsgroups for the control that would be able to scroll and zoom in(out) an image. Immediatedly remembered that I had this kind of control developed for my AtlasCE for Smartphone. So I pulled down the code, cleaned it up and created a sample client:

The ImageViewer control's code doesn't have a lot of comments, but I hope that the code is self explanatory enough for you to figure out how it works.
The ImageView has just a handfull of public methods properties:

You can download the control's source code and a sample from here:
ImageViewerClient.zip (76.15 KB)