经纬度生成点图层(2)

ields);

System.Runtime.InteropServices.Marshal.ReleaseComObject(oFieldsEdit);

System.Runtime.InteropServices.Marshal.ReleaseComObject(oFieldEdit); }

catch { } GC.Collect(); }

return oFeatureClass; }

public bool CreateValidGISStation(string foderPath,string strFeatureClassName)

//该方法实现创建合法站点 {

DatabaseRecordset pRecordset = new DatabaseRecordset(); if (!ConnectToDatabase(pRecordset)) return false;//依据连接参数paras，自动初始化DatabaseRecordset的连接对象

if (!pRecordset.OpenTable(paras.GetValidStationName())) return false;//打开合法站点属性表

IFeatureClass pfc = CreateShapefile(foderPath, pRecordset, strFeatureClassName, 0);

if (pfc == null) return false;

IWorkspaceFactory pFeatWorkspaceFac = new ShapefileWorkspaceFactory();

IFeatureWorkspace pFeatWorkspace = pFeatWorkspaceFac.OpenFromFile(foderPath, 0) as IFeatureWorkspace; if (pFeatWorkspace == null) return false;

int Lon = pRecordset.GetFiledIndex(\经度字段的索引 int Lat = pRecordset.GetFiledIndex(\纬度字段的索引 if (Lon == -1) return false; if (Lat == -1) return false;

IWorkspaceEdit pEdit = (IWorkspaceEdit)pFeatWorkspace; pEdit.StartEditing(false);

long Count = pRecordset.GetRecordCount();//记录数 long FCount = pRecordset.GetFieldCount();//字段数

ISpatialReferenceFactory2 spatialReferenceFactory = new SpatialReferenceEnvironmentClass();

ISpatialReference2 FromSp = spatialReferenceFactory.CreateGeographicCoordinateSystem(4610) as ISpatialReference2;