ArcEngine+C#实现鹰眼功能插件式DLL，使用方便，直接调用===========================调用步骤==================================1.把ESRI2.Map.EagleEye.dll添加到项目引用里2.鹰眼调用接口：voidESRI2.Map.EagleEye.GetEvent(AxMapControltMapControl,AxMapControltMapControlEagleEye);参数说明：参数1：tMapControlESRI.ArcGIS.Controls.AxMapControl类型接收主地图控件参数