说明：  全面介绍MAPX开发的有关内容，VC下鹰眼图的实现VC下鹰眼图实现的 思路与VB是一样的，只不过VC的可视化程序没有VB高，VC更多的是利用代码来实现一定的功能。
(comprehensive presentation Connection development of the content, VC Hawkeye map to achieve VC Hawkeye map and the idea is the same as VB, VC only visualization process is not high VB, VC is using more code to achieve certain functions.)