VC和AO的实现图形浏览的功能，可以实时的打开一个ArcGIS格式的文件-VC and the realization of graphics View function, the opening of a real-time format of the document ArcGIS

打开文件并画图，用teechart绘制图像，实时显示图形-Open the file and drawing, with the teechart rendering images, real-time display graphics