创建点的方法

public voidDrawPoint1(ILayerpLayer,double X,double Y)

       {

           IFeatureLayer pFeatureLayer =pLayer as IFeatureLayer;

           IFeatureClass pFeatureClass =pFeatureLayer.FeatureClass;

           IFeatureClassWrite fr =pFeatureClass as IFeatureClassWrite;

           IFeature pFeature;

           IPoint pPoint;

 

           //pWorkspaceEdit.StartEditing(true);

           pWorkspaceEdit.StartEditOperation();

           pFeature = pFeatureClass.CreateFeature();

           pPoint = new PointClass();

           pPoint.PutCoords(X, Y);

           pFeature.Shape = pPoint;

           fr.WriteFeature(pFeature);

           pWorkspaceEdit.StopEditOperation();

       }