导入要素到要素类（C++）ArcEngine开发

原创

DT陶喆 2022-12-29 15:32:18 博主文章分类：C++ ©著作权

文章标签 数据集 文章分类 运维

©著作权归作者所有：来自51CTO博客作者DT陶喆的原创作品，请联系作者获取转载授权，否则将追究法律责任

bool ArcmapDataBase::convertFeatureDataset(dan::Object<iDataPlugin::IPGLayer> layer, dan::DString ipNowFeatureClassName, dan::DString ipNowFeatureDatasetName) //往要素数据集里面导入要素
{
  /*相关变量定义*/
  dan::DString ipOldFeatureClassName = layer->layerName();
  IFeatureDataConverterPtr ipFeatureDataConvert(CLSID_FeatureDataConverter);

  dan::Object<ArcmapLayer> aLayer = layer;
  //获取当前空间参照(get ISpatialReference)
  IFeatureClassPtr ipFeatureClass = aLayer->getFeatureClass();
  IGeoDatasetPtr ipGeoDataset = ipFeatureClass;
  ISpatialReferencePtr ipSpatialRefrence;
  ipGeoDataset->get_SpatialReference(&ipSpatialRefrence);  //得到空间参照SpatialReference

  IWorkspacePtr ipWorkspace = getWorkspace();
  IFeatureWorkspacePtr ipFeatureWorkspace = ipWorkspace;
  IDatasetPtr ipDataset = ipWorkspace;
  INamePtr ipName;
  ipDataset->get_FullName(&ipName);
  IWorkspaceNamePtr ipWorkspaceName = ipName;

  IFeatureClassNamePtr ipCurFeatureClassName(CLSID_FeatureClassName);
  IDatasetNamePtr ipDatasetName = ipCurFeatureClassName;
  ipDatasetName->putref_WorkspaceName(ipWorkspaceName);
  ipDatasetName->put_Name(_bstr_t((LPCTSTR)ipOldFeatureClassName.utf16()));   //get InputDatasetName;
  
  IQueryFilterPtr ipQueryFilter(CLSID_QueryFilter);

  IFieldsPtr ipFields;
  ipFeatureClass->get_Fields(&ipFields);   //get IFields 

  IFeatureDatasetNamePtr ipCurFeatureDatasetName(CLSID_FeatureDatasetName);
  IDatasetNamePtr ipNowDatasetName= ipCurFeatureDatasetName;
  ipNowDatasetName->putref_WorkspaceName(ipWorkspaceName);
  ipNowDatasetName->put_Name(_bstr_t((LPCTSTR)ipNowFeatureDatasetName.utf16()));  //get OutputDatasetName

  IFeatureClassNamePtr ipCurrentFeatureClassName(CLSID_FeatureClassName);
  IDatasetNamePtr ipCurDatasetName = ipCurrentFeatureClassName;
  ipCurDatasetName->putref_WorkspaceName(ipWorkspaceName);
  ipCurDatasetName->put_Name(_bstr_t((LPCTSTR)ipNowFeatureClassName.utf16())); //get OutputFeatureClassName

  IEnumInvalidObjectPtr ipEnumValid;
  ipFeatureDataConvert->ConvertFeatureClass(ipCurFeatureClassName, ipQueryFilter, ipCurFeatureDatasetName, ipCurrentFeatureClassName, nullptr, ipFields, L"", 1000, 0, &ipEnumValid);

  if (ipEnumValid != nullptr)
  {
    return true;
  }
  else
  {
    return true;
  }
  return false;
}