AE开发之txt转shp

实现坐标txt文件转shp点集数据文件的窗体Form

txt格式为：首行为“id，x，y”

第二行开始输入具体数值：id,x,y（x，y为具体的xy坐标）

 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Linq;
 using System.Text;
 using System.Windows.Forms;
 using NewDistrict;
 using System.IO;

 using System.Threading.Tasks;
 using ESRI.ArcGIS.Carto;
 using ESRI.ArcGIS.Controls;
 using ESRI.ArcGIS.DataSourcesFile;
 using ESRI.ArcGIS.Geodatabase;
 using ESRI.ArcGIS.Geometry;

 namespace SignalDeal
 {
     public partial class Formtxt2shp : Form
     {
         public Formtxt2shp()
         {
             ESRI.ArcGIS.RuntimeManager.Bind(ESRI.ArcGIS.ProductCode.EngineOrDesktop);
             InitializeComponent();
         }

         //选择Txt文件
         private void btn_TxtPath_Click(object sender, EventArgs e)
         {
             OpenFileDialog xjTxtOpenFileDialog = new OpenFileDialog();
             xjTxtOpenFileDialog.Multiselect = false;
             xjTxtOpenFileDialog.Title = "打开txt坐标文件";
             xjTxtOpenFileDialog.Filter = "txt坐标文件（*.txt）|*.txt";
             if (xjTxtOpenFileDialog.ShowDialog() == DialogResult.OK)
             {
                 txt_TxtPath.Text = xjTxtOpenFileDialog.FileName;
             }
         }

         //Shp矢量点保存路径
         private void btn_ShpPath_Click(object sender, EventArgs e)
         {
             SaveFileDialog xjShpSaveFileDialog = new SaveFileDialog();
             xjShpSaveFileDialog.Filter = "Shape文件（*.shp）|*.shp";
             if (File.Exists(txt_TxtPath.Text))
             {
                 xjShpSaveFileDialog.FileName = System.IO.Path.GetFileNameWithoutExtension(txt_TxtPath.Text);
             }
             if (xjShpSaveFileDialog.ShowDialog() == DialogResult.OK)
             {
                 txt_ShpPath.Text = xjShpSaveFileDialog.FileName;
             }
         }

         //显示保存
         //检查数据和路径
         private bool Check()
         {
             if (txt_TxtPath.Text == "" || !File.Exists(txt_TxtPath.Text))
             {
                 MessageBox.Show("数据无效，重选", "提示", MessageBoxButtons.OK);
                 return false;
             }
             if (txt_ShpPath.Text == "" || System.IO.Path.GetExtension(txt_ShpPath.Text).ToLower() != ".shp")
             {
                 MessageBox.Show("Shp矢量点保存路径无效，重选", "提示", MessageBoxButtons.OK);
                 return false;
             }
             return true;
         }
         //结构体
         struct Point
         {
             public string Name;
             public double X;
             public double Y;
         }
         List<string> xjColumn = new List<string>();
         //获取点数据
         private List<Point> GetPoint(string surveyDataFullName)
         {
                 List<Point> xjList = new List<Point>();
                 char[] xjchar = new char[] { ',', ' ', '\t' };  //常用的分隔符为逗号、空格、制位符
                 //读取
                 FileStream xjFileStream = new FileStream(surveyDataFullName, FileMode.Open);
                 StreamReader xjStreamReader = new StreamReader(xjFileStream, Encoding.Default);
                 string xjstringLine = xjStreamReader.ReadLine();
                 if (xjstringLine != null)
                 {
                     string[] xjstrArray = xjstringLine.Split(xjchar);
                     if (xjstrArray.Length > )
                     {
                         for (int i = ; i < xjstrArray.Length; i++)
                         {
                             xjColumn.Add(xjstrArray[i]);
                         }
                     }

                     while ((xjstringLine = xjStreamReader.ReadLine()) != null)
                     {
                         //点信息的读取
                         xjstrArray = xjstringLine.Split(xjchar);
                         Point xjPoint = new Point();
                         xjPoint.Name = xjstrArray[].Trim();
                         xjPoint.X = Convert.ToDouble(xjstrArray[]);
                         xjPoint.Y = Convert.ToDouble(xjstrArray[]);

                         xjList.Add(xjPoint);
                     }
                 }
                 else
                 {
                     return null;
                 }
                 xjStreamReader.Close();
                 return xjList;
             //catch (Exception ex)
             //{
             //    MessageBox.Show(ex.Message);
             //    return null;
             //}
         }
         //创建Shp矢量图层
         private IFeatureLayer CreateShpFromPoints(List<Point> xjPointList, string xjFilePath)
         {
             int index = xjFilePath.LastIndexOf('\\');
             string xjFolder = xjFilePath.Substring(, index);
             string xjShapeName = xjFilePath.Substring(index + );
             IWorkspaceFactory xjWsF = new ShapefileWorkspaceFactoryClass();
             IFeatureWorkspace xjFWs = (IFeatureWorkspace)xjWsF.OpenFromFile(xjFolder, );

             IFields xjFields = new FieldsClass();
             IFieldsEdit xjFieldsEdit;
             xjFieldsEdit = (IFieldsEdit)xjFields;

             IField xjField = new FieldClass();
             IFieldEdit xjFieldEdit = (IFieldEdit)xjField;
             xjFieldEdit.Name_2 = "Shape";
             xjFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
             IGeometryDef xjGeometryDef = new GeometryDefClass();
             IGeometryDefEdit xjGDefEdit = (IGeometryDefEdit)xjGeometryDef;
             xjGDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPoint;
             //定义坐标系
             ISpatialReferenceFactory pSRF = new SpatialReferenceEnvironmentClass();
             ISpatialReference pSpatialReference = pSRF.CreateProjectedCoordinateSystem((int)esriSRProjCS4Type.esriSRProjCS_Beijing1954_3_Degree_GK_CM_114E);
             xjGDefEdit.SpatialReference_2 = pSpatialReference;

             xjFieldEdit.GeometryDef_2 = xjGeometryDef;
             xjFieldsEdit.AddField(xjField);

             IFeatureClass xjFeatureClass;
             xjFeatureClass = xjFWs.CreateFeatureClass(xjShapeName, xjFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");

             IPoint xjPoint = new PointClass();

             for (int j = ; j < xjPointList.Count; j++)
             {

                 xjPoint.X = xjPointList[j].X;
                 xjPoint.Y = xjPointList[j].Y;

                 IFeatureBuffer xjFeature = xjFeatureClass.CreateFeatureBuffer();
                 IFeatureCursor featureCursor = xjFeatureClass.Insert(true);

                 xjFeature.Shape = xjPoint;
                 xjFeature.set_Value(xjFeature.Fields.FindField("id"), xjPointList[j].Name);
                 featureCursor.InsertFeature(xjFeature);
             }

             IFeatureLayer xjFeatureLayer = new FeatureLayerClass();
             xjFeatureLayer.Name = xjShapeName;
             xjFeatureLayer.FeatureClass = xjFeatureClass;
             return xjFeatureLayer;
         }
         //单击显示保存
         private void btn_ShowSave_Click(object sender, EventArgs e)
         {
             if (Check())
             {
                 List<Point> xjPointList = GetPoint(txt_TxtPath.Text);
                 if (xjPointList == null)
                 {
                     MessageBox.Show("选择文件是空的！");
                 }
                 else
                 {
                     IFeatureLayer pFeatureLayer = CreateShpFromPoints(xjPointList, txt_ShpPath.Text);
                     //MainForm.m_mapControl.Map.AddLayer(pFeatureLayer);
                 }
             }
             MessageBox.Show("完成！");
         }
     }
 }

 Formtxt2shp.cs

Formtxt2shp.cs