arcengine 捕捉笔记
IEngineEditor pEngineEditor=new EngineEditor();n//Get the snap enviroment from editornIEngineSnapEnviroment psnapEnvironment = pEngineEditor as IEngineSnapEnviorment();nif(pSnapEnvironment.SnapAgen
IEngineEditor pEngineEditor=new EngineEditor();n//Get the snap enviroment from editornIEngineSnapEnviroment psnapEnvironment = pEngineEditor as IEngineSnapEnviorment();nif(pSnapEnvironment.SnapAgen