author: Ye Gang (yegang1987@gmail.com) Data: 2011/12 ------------------------------------------------------------ system required: 1.make sure you have eclipse IDE on your computer 2.install the android sdk(v2.1) 3.install the ADT Plugin for Eclipse 4.add android platforms and other components to your SDK project discriptment: This project based on cellphone gps device and the google map APIs. It is used for calculating or measuring the area by a closed curve which is the path you have walked with the cellphone.The kernel algorithm will track and save the way passed(the whole journey must be or approxima- tely be closed),for example:with the app turns on,you walk along the West Lake from a place and end in the same place,then the algorithm will calculating the area of West Lake.It is pretty a practical application. hint:you can see the result demo in directory "sample",also can see the .apk