Research and application of Web map service system based on Google Maps API

The Web map service,by using the well-rounded network technology,computer technology and GIS,realized a new method of map service based on internet.The break-through of map service based on Google Maps indicates the beginning of globalizing geographic information service.Google Maps API is characterized by its openness,low cost,and easy application,so it is used widely.The functions and characteristics of Google Maps and the applying method of Google Maps API are introduced in this paper,and an application case of Google Maps API in Web map service is discussed.Then,taking the release system of erosion and sedimentation information in global extent as an example,a case study on Web map service system based on Google Maps API is performed.