基于HTML5的WebGIS的研究与应用  

Research and application of WebGIS based on HTML5 canvas

作　　者：徐莎[1] 杨帆[1] 徐昌庆[1] 

机构地区：[1]上海交通大学电子工程系,上海200240

出　　处：《信息技术》2012年第4期149-151,共3页Information Technology

摘　　要：Canvas是HTML5引入的新技术之一,它可以被Javascript用来进行图形图像的渲染和矢量绘图操作。从提供静态页面到能动态地处理多媒体信息是Web应用的发展趋势,运用HTML5canvas新技术构建了GSM基站地理信息系统,在WebGIS客户端进行地理信息的展示和交互,有效地缩短了浏览器响应时间,改进了用户体验。Canvas is a new technology brought in by HTML5.It can be used by javascript to show photos and draw graphics.The development of Web that from providing static web pages to dealing with dynamic media is the trend of web application.The paper uses the new technology of HTML5 canvas to establish GIS of GSM base stations,and shows geographical information as well as interacts with users in the WebGIS client.It successfully reduces the response time of the browser and so improves the experience of users.

关 键 词：HTML5 CANVAS WEBGIS 基站 

分 类 号：TP393[自动化与计算机技术—计算机应用技术]