ArcGIS Engine检索要素集、要素类和要素

转自原文 ArcGIS Engine检索要素集、要素类和要素

 

            /// 
  
            /// 获取所有要素集  
            ///   
            /// 工作空间对象  
            /// 要素集列表  
            public static List GetAllFeatureClass(IWorkspace workspace)  
            {  
                IEnumDataset dataset = workspace.get_Datasets(esriDatasetType.esriDTFeatureDataset);  
                IFeatureDataset featureDataset = dataset.Next() as IFeatureDataset;  
      
      
                List featureDatasetList = new List();  
                while (featureDataset != null)  
                {  
                    featureDatasetList.Add(featureDataset);  
                    featureDataset = dataset.Next() as IFeatureDataset;  
                }  
                return featureDatasetList;  
            }  

 

    /// 
  
    /// 获取所有要素类  
    ///   
    /// 要素集  
    /// 要素类列表  
    public static List GetAllFeatureClass(IFeatureDataset featureDataset)  
    {  
        IFeatureClassContainer featureClassContainer = (IFeatureClassContainer)featureDataset;  
        IEnumFeatureClass enumFeatureClass = featureClassContainer.Classes;  
        IFeatureClass featureClass = enumFeatureClass.Next();  
      
        List featureClassList = new List();  
        while (featureClass != null)  
        {  
            featureClassList.Add(featureClass);  
            featureClass = enumFeatureClass.Next();  
        }  
        return featureClassList;  
    }  

 

    /// 
  
    /// 获取所有要素  
    ///   
    /// 要素类  
    /// 要素列表  
    public static List GetAllFeatureClass(IFeatureClass featureClass)  
    {  
        List featureList = new List();  
        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 ，如需转载请自行联系原作者