form1.cs

基于ehotgis的嵌入式gis

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

namespace GeoSelected
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            eMap1.Open(@"\program files\GeoSelected\map\Test.map");
            eMap1.ViewEntire();
            eMap1.ReDraw();

            eMap1.Invalidate();

        }

        private void menuItem2_Click(object sender, EventArgs e)
        {
            eMap1.SetTool(Hotgis.eHotGIS.eMap.ToolType.ZoomIn);
        }

        private void menuItem3_Click(object sender, EventArgs e)
        {
            eMap1.SetTool(Hotgis.eHotGIS.eMap.ToolType.ZoomOut);
        }

        private void menuItem4_Click(object sender, EventArgs e)
        {
            eMap1.SetTool(Hotgis.eHotGIS.eMap.ToolType.Pan);
        }

        private void eMap1_OnGeometrySelected(int count)
        {
            if (count > 0)
            {
                panel1.Visible = true;
                tabControl1.TabPages.Clear();
                Hotgis.eHotGIS.eSelection selection = eMap1.GetSelection();
                int tab = selection.Count;
                for (int i = 0; i < tab; i++)
                {
                    Hotgis.eHotGIS.eResultSet rs = selection.GetAt(i);
                    int cnt = rs.Count;
                    TabPage tp = new TabPage();
                    tp.Text = selection.GetAt(i).Layer.Name;
                    ListView listView = new ListView();
                    listView.View = View.Details;
                    listView.Dock = DockStyle.Fill;
                    for (int j = 0; j < rs.Layer.FieldCount; j++)
                    {
                        Hotgis.eHotGIS.eField fd = rs.Layer.GetFieldAt(j);
                        listView.Columns.Add(fd.Name, 100, HorizontalAlignment.Left);
                    }
                    string[] s = new string[rs.Layer.FieldCount];
                    while (rs.IsHasNext)
                    {
                        for (int k = 0; k < rs.Layer.FieldCount; k++)
                        {
                            s[k] = rs.GetString(k);
                        }
                        ListViewItem item = new ListViewItem(s);
                        listView.Items.Add(item);
                    }
                    tp.Controls.Add(listView);
                    tabControl1.TabPages.Add(tp);
                }
            }
            else
            {
                panel1.Visible = false;
            }
        }

        private void menuItem5_Click(object sender, EventArgs e)
        {
            eMap1.SetTool(Hotgis.eHotGIS.eMap.ToolType.PointSel);
        }
    }
}