A working sample of the CCLayerPanZoom class from http://www.cocos2d-x.org/boards/6/topics/5430 by Andreas Baumann [http://www.cocos2d-x.org/users/5650]
Download the zip or clone the repo. To compile the android project run `sh build_native.sh' in command line (linux) or Cygwin (windows). Import the project in eclipse and add the cocos2d-x library reference project.
(If you are the author of the CCLayerPanZoomc class, please contact me and I will add it to the credits)
License
BSD-style, with the full license available with the framework in License.txt.