转自原文 ArcGIS Engine检索要素集、要素类和要素
/// <summary> /// 获取所有要素集 /// </summary> /// <param name="workspace">工作空间对象</param> /// <returns>要素集列表</returns> public static List<IFeatureDataset> GetAllFeatureClass(IWorkspace workspace) { IEnumDataset dataset = workspace.get_Datasets(esriDatasetType.esriDTFeatureDataset); IFeatureDataset featureDataset = dataset.Next() as IFeatureDataset; List<IFeatureDataset> featureDatasetList = new List<IFeatureDataset>(); while (featureDataset != null) { featureDatasetList.Add(featureDataset); featureDataset = dataset.Next() as IFeatureDataset; } return featureDatasetList; }
/// <summary> /// 获取所有要素类 /// </summary> /// <param name="featureDataset">要素集</param> /// <returns>要素类列表</returns> public static List<IFeatureClass> GetAllFeatureClass(IFeatureDataset featureDataset) { IFeatureClassContainer featureClassContainer = (IFeatureClassContainer)featureDataset; IEnumFeatureClass enumFeatureClass = featureClassContainer.Classes; IFeatureClass featureClass = enumFeatureClass.Next(); List<IFeatureClass> featureClassList = new List<IFeatureClass>(); while (featureClass != null) { featureClassList.Add(featureClass); featureClass = enumFeatureClass.Next(); } return featureClassList; }
/// <summary> /// 获取所有要素 /// </summary> /// <param name="featureClass">要素类</param> /// <returns>要素列表</returns> public static List<IFeature> GetAllFeatureClass(IFeatureClass featureClass) { List<IFeature> featureList = new List<IFeature>(); IFeatureCursor featureCursor = featureClass.Search(null, false); IFeature feature = featureCursor.NextFeature(); while (feature != null) { featureList.Add(feature); feature = featureCursor.NextFeature(); } return featureList; }
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本文转自wenglabs博客园博客，原文链接：http://www.cnblogs.com/arxive/p/6885312.html
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