加载要素到图层.doc

ArcEngine c# 创建shp图层，并将要素写入图层保存 作者：孤风一剑 发布：2013-08-02 09:32 栏目：A开发 点击：185次 抢沙发 之前看了一位大侠的帖子，写的是跟这个差不多的，所以，我就直接copy下来再vs中做了一个类。大家可以直接拿过去用。 using System; using System.Collections.Generic;using System.Text;using ESRI.ArcGIS.Geodatabase;using System.Windows.Forms;using ESRI.ArcGIS.DataSourcesFile; namespace {/// summary/// 导出缓冲分析之后出现JointCount1的点位图层/// /summarypublic class ExportToShp{public string shpPath;/// summary/// 保存输出JointCount1的点位图层/// /summary/// param name=apFeatureClass/parampublic void ExportFeatureClassToShp(IFeatureClass apFeatureClass){ if (apFeatureClass == null){ MessageBox.Show(请选择, 系统提示);return; }//调用保存文件函数SaveFileDialog sa = new SaveFileDialog(); sa.Filter = SHP文件(.shp)|*.shp; sa.ShowDialog(); sa.CreatePrompt = true; string ExportShapeFileName = sa.FileName; // string StrFilter = SHP文件(.shp)|*.shp;// string ExportShapeFileName = SaveFileDialog(StrFilter); if (ExportShapeFileName == )return; string ExportFileShortName = System.IO.Path.GetFileNameWithoutExtension(ExportShapeFileName); string ExportFilePath = System.IO.Path.GetDirectoryName(ExportShapeFileName); shpPath = ExportFilePath + \\ + ExportFileShortName + \\ + ExportFileShortName + .shp;//设置导出要素类的参数IFeatureClassName pOutFeatureClassName = new FeatureClassNameClass(); IDataset pOutDataset = (IDataset)apFeatureClass; pOutFeatureClassName = (IFeatureClassName)pOutDataset.FullName; //创建一个输出shp文件的工作空间IWorkspaceFactory pShpWorkspaceFactory = new ShapefileWorkspaceFactoryClass(); IWorkspaceName pInWorkspaceName = new WorkspaceNameClass(); pInWorkspaceName = pShpWorkspaceFactory.Create(ExportFilePath, ExportFileShortName, null, 0); //创建一个要素集合IFeatureDatasetName pInFeatureDatasetName = null; //创建一个要素类IFeatureClassName pInFeatureClassName = new FeatureClassNameClass(); IDatasetName pInDatasetClassName; pInDatasetClassName = (IDatasetName)pInFeatureClassName; pInDatasetClassName.Name = ExportFileShortName;//作为输出参数 pInDatasetClassName.WorkspaceName = pInWorkspaceNa