ArcEngine c# 创建shp图层，并将要素写入图层保存

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 topo.com
{
    /// <summary>
    /// 导出缓冲分析之后出现JointCount>1的点位图层
    /// </summary>
    public class ExportToShp
    {
        public string shpPath;
        /// <summary>
        /// 保存输出JointCount>1的点位图层
        /// </summary>
        /// <param name="apFeatureClass"></param>
        public 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 = pInWorkspaceName;
            //通过FIELDCHECKER检查字段的合法性，为输出SHP获得字段集合

            long iCounter;

            IFields pOutFields, pInFields;

            IFieldChecker pFieldChecker;

            IField pGeoField;

            IEnumFieldError pEnumFieldError = null;

            pInFields = apFeatureClass.Fields;

            pFieldChecker = new FieldChecker();

            pFieldChecker.Validate(pInFields, out pEnumFieldError, out pOutFields);

            //通过循环查找几何字段

补充：软件开发 , C# ,