====== Source Code ServicesEditionSample BuildCustomShapefileIndexes CS 100120.zip ======


====Program.cs====

<code csharp> using System;  
 using System.Collections.Generic;  
 using System.Linq;  
 using System.Windows.Forms;  
  
 namespace BuildCustomIndexes  
 {  
     static class Program  
     {  
         /// <summary>  
         /// The main entry point for the application.  
         /// </summary>  
         [STAThread]  
         static void Main()  
         {  
             Application.EnableVisualStyles();  
             Application.SetCompatibleTextRenderingDefault(false);  
             Application.Run(new TestForm());  
         }  
     }  
 }  
 </code>



====TestForm.cs====

<code csharp> using System;  
 using System.Collections.ObjectModel;  
 using System.Drawing;  
 using System.Windows.Forms;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace BuildCustomIndexes  
 {  
     public partial class TestForm : Form  
     {  
         private MapEngine mapEngine = new MapEngine();  
         private Bitmap bitmap = null;  
  
        public TestForm()  
         {  
             InitializeComponent();  
         }  
  
         private void TestForm_Load(object sender, EventArgs e)  
         {  
             // Set the current extent and the background color.  
             mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-97.7064075692848, 30.3432859644701, -97.6936334963502, 30.3358631923594), Map.Width, Map.Height);  
             mapEngine.BackgroundFillBrush = new GeoSolidBrush(GeoColor.StandardColors.LightGray);  
  
             // Build the first index that selects local roads by their CFCC column using the regex matching expression.  
             ShapeFileFeatureLayer.BuildIndexFile(@"..\..\Data\Austinstreets.shp", @"..\..\Data\LocalRoad.idx", "CFCC", "A[4-9][0-9]", BuildIndexMode.DoNotRebuild);  
  
             // Build another index that selects highways by their CFCC column using the regex matching expression.  
             ShapeFileFeatureLayer.BuildIndexFile(@"..\..\Data\Austinstreets.shp", @"..\..\Data\Highway.idx", "CFCC", "A[1-3][0-9]", BuildIndexMode.DoNotRebuild);  
  
             // Here we load the streets shapefile but we specify the local roads index.  
             // Even though the roads shapefile has highways in them by specifying the local roads index it will  
             // make it seem like the highways are gone.  
             ShapeFileFeatureLayer localRoadLayer = new ShapeFileFeatureLayer(@"..\..\Data\Austinstreets.shp", @"..\..\Data\LocalRoad.idx");  
             localRoadLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.LocalRoad1;  
             localRoadLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             mapEngine.StaticLayers.Add("LocalRoadLayer", localRoadLayer);  
  
             // Here we load the same streets shapefile but we specify the highways index.  
             ShapeFileFeatureLayer highwayLayer = new ShapeFileFeatureLayer(@"..\..\Data\Austinstreets.shp", @"..\..\Data\Highway.idx");  
             highwayLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.Highway1;  
             highwayLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             mapEngine.StaticLayers.Add("HighwayLayer", highwayLayer);  
  
             // Draw the map image on the screen.  
             DrawImage();  
         }  
  
  
         private void DrawImage()  
         {  
             if (bitmap != null) { bitmap.Dispose(); }  
             bitmap = new Bitmap(Map.Width, Map.Height);  
             mapEngine.OpenAllLayers();  
             mapEngine.DrawStaticLayers(bitmap, GeographyUnit.DecimalDegree);  
             mapEngine.DrawDynamicLayers(bitmap, GeographyUnit.DecimalDegree);  
             mapEngine.CloseAllLayers();  
  
             Map.Image = bitmap;  
         }  
  
         private void ToolBar_ButtonClick(object sender, ToolBarButtonClickEventArgs e)  
         {  
             switch (e.Button.Tag.ToString())  
             {  
                 case "Zoom In":  
                     mapEngine.CurrentExtent.ScaleDown(50);  
                     break;  
                 case "Zoom Out":  
                     mapEngine.CurrentExtent.ScaleUp(50);  
                     break;  
                 case "Full Extent":  
                     mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-180.0, 83.0, 180.0, -90.0), Map.Width, Map.Height);  
                     break;  
                 case "Pan Left":  
                     mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Left, 20);  
                     break;  
                 case "Pan Right":  
                     mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Right, 20);  
                     break;  
                 case "Pan Up":  
                     mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Up, 20);  
                     break;  
                 case "Pan Down":  
                     mapEngine.CurrentExtent = ExtentHelper.Pan(mapEngine.CurrentExtent, PanDirection.Down, 20);  
                     break;  
                 default:  
                     break;  
             }  
             DrawImage();  
         }  
  
         private void btnClose_Click(object sender, EventArgs e)  
         {  
             this.Close();  
         }  
  
         private void Map_MouseMove(object sender, MouseEventArgs e)  
         {  
             //Displays the X and Y in screen coordinates.  
             statusStrip1.Items["toolStripStatusLabelScreen"].Text = "X:" + e.X + " Y:" + e.Y;  
  
             //Gets the PointShape in world coordinates from screen coordinates.  
             PointShape pointShape = ExtentHelper.ToWorldCoordinate(mapEngine.CurrentExtent, new ScreenPointF(e.X, e.Y), Map.Width, Map.Height);  
  
             //Displays world coordinates.  
             statusStrip1.Items["toolStripStatusLabelWorld"].Text = "(world) X:" + Math.Round(pointShape.X, 4) + " Y:" + Math.Round(pointShape.Y, 4);  
         }  
  
  
     }  
 }  
 </code>