ArcGIS Engine 获取图层中的选择要素的函数封装

  /// <summary>
        /// 获取选择要素
        /// </summary>
        /// <param name="pFeatLyr"></param>
        /// <returns></returns>
        public static IFeatureCursor GetSelectedFeatures(IFeatureLayer pFeatLyr)
        {
            ICursor pCursor = null;
            IFeatureCursor pFeatCur = null;
            if (pFeatLyr == null) return null;
            //选定的特征集。
            IFeatureSelection pFeatSel = pFeatLyr as IFeatureSelection;
            ISelectionSet pSelSet = pFeatSel.SelectionSet;
            if (pSelSet.Count == 0) return null;
            pSelSet.Search(null, false, out pCursor);
            pFeatCur = pCursor as IFeatureCursor;
            return pFeatCur;
        }