Flex是一种涵盖了支持RIA(Rich Internet Applications)的开发和部署的一系列技术组合,其开发的程序运行在已被广泛使用的Flash平台上,具有优秀的交互性能和丰富的表现力,将Flex应用于Web地图是为了提高Web地图性能,改善用户体验。根据瓦片地图模型,设计了Flex程序实现Web地图的显示,介绍了Flex组件的应用及异步交互传输技术。 Flex is a series of technologies that cover the development and deployment of Rich Internet Applications (RIA). The programs developed by it run on the already widely used Flash platform with excellent interactive performance and rich expressiveness. Flex is applied to Web maps to improve Web map performance and improve user experience. According to the tile map model, the Flex program is designed to display the Web map, and the application of Flex components and asynchronous interactive transmission technology are introduced.