1 //1）获取道路的GroupID 2 string dlId = ptm.FindGroupByName("道路"); 3 IFeatureLayer66 featureLayer = null; 4 string tShapeFileName = path + "out_feature_class.shp"; 5 string tConnectionString = String.Format("FileName={0};TEPlugName=OGR;", tShapeFileName); 6 featureLayer = sgworld.Creator.CreateFeatureLayer("clip_result", tConnectionString, dlId); 7 //featureLayer.DataSourceInfo.ConnectionString = path + "out_feature_class.shp"; 8 9 featureLayer.FeatureGroups.Polyline.SetProperty("Line Color", 16776960); 10 featureLayer.FeatureGroups.Polyline.SetProperty("Line Width", 10); 11 12 var featureLayerDataSource = featureLayer.DataSourceInfo; 13 //var cAttributes = cFeatureLayerDataSource.Attributes; 14 featureLayerDataSource.Attributes.ImportAll = true; 15 16 featureLayer.Streaming = false; 17 featureLayer.Load(); 18 19 20 //2) 定位到道路 21 var cFlyToPos = featureLayer.Position.Copy(); 22 cFlyToPos.Pitch = -89.0; // Set camera to look downward on polygon 23 //cFlyToPos.X = 10.50; 24 //cFlyToPos.Y = 47.50; 25 cFlyToPos.Distance = 3500; 26 sgworld.Navigate.FlyTo(cFlyToPos, ActionCode.AC_FLYTO);