C#操作地图文档和图层

来源：互联网发布：linux ntp服务器配置编辑：程序博客网时间：2024/06/03 19:53
using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using ESRI.ArcGIS.Carto;using ESRI.ArcGIS.Geodatabase;namespace EngineWindowsApplication4{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        IMap m_pMap;                //获得AxMapControl1的地图        IEnumLayer m_pEnumLayers;   //在一个地图中枚举层集        ILayer m_pLayer;           private void Form1_Load(object sender, EventArgs e)        {            string path = Application.StartupPath + "\\实验三数据\\实验三数据.mxd";            if (axMapControl1.CheckMxFile(path)) axMapControl1.LoadMxFile(path);            axTOCControl1.SetBuddyControl(axMapControl1);            cboMaps.Items.Add(axMapControl1.Map.Name);        }        private void cboMaps_SelectedIndexChanged(object sender, EventArgs e)        {            m_pMap = axMapControl1.Map;            m_pEnumLayers = m_pMap.Layers;            m_pLayer = m_pEnumLayers.Next();            while (m_pLayer != null)            {                lboMapLayers.Items.Add(m_pLayer.Name);                m_pLayer = m_pEnumLayers.Next();            }        }        private void lboMapLayers_Click(object sender, EventArgs e)        {            lboFields.Items.Clear();            m_pEnumLayers.Reset();            m_pLayer = m_pEnumLayers.Next();            while (m_pLayer != null)            {                if (m_pLayer.Name == lboMapLayers.Text) break;                m_pLayer = m_pEnumLayers.Next();            }            IFeatureLayer pFLayer = m_pLayer as IFeatureLayer;            IFeatureClass pFClass;            IFields pFields;            pFClass = pFLayer.FeatureClass;            pFields = pFClass.Fields;            int i;            for (i = 0; i < pFields.FieldCount - 1; i++)            {                lboFields.Items.Add(pFields.get_Field(i).Name);            }        }        private void lboFields_Click(object sender, EventArgs e)        {            lboFields.Items.Clear();            m_pEnumLayers.Reset();            m_pLayer = m_pEnumLayers.Next();            while (m_pLayer != null)                if (m_pLayer.Name == lboMapLayers.Text) break;            m_pLayer = m_pEnumLayers.Next();            IFeatureLayer pFLayer = m_pLayer as IFeatureLayer;            IFeatureClass pFClass;            IFields pFields;            pFClass = pFLayer.FeatureClass;            pFields = pFClass.Fields;            int i;            for (i = 0; i < pFields.FieldCount - 1; i++)            {                lboFields.Items.Add(pFields.get_Field(i).Name);            }        }    }}
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