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ThinkGeo Cloud
ThinkGeo UI Controls
ThinkGeo Open Source
Help and Support
External Resources
using System; using System.Collections.Generic; using System.Linq; using System.Windows.Forms; namespace RoutingStyles { 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()); } } }
using System; using System.Drawing; using System.Windows.Forms; using ThinkGeo.MapSuite.Core; using ThinkGeo.MapSuite.Routing; namespace RoutingStyles { 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) { // Defines layer to render the Austin streets ShapeFileFeatureLayer StreetLayer = new ShapeFileFeatureLayer(@"..\..\Data\austinstreets.shp"); StreetLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.LocalRoad3; StreetLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20; mapEngine.StaticLayers.Add("AustinStreets", StreetLayer); // Define a Routing layer to render the route and stops StreetLayer.Open(); Feature feature1 = StreetLayer.FeatureSource.GetFeatureById("7906", ReturningColumnsType.NoColumns); Feature feature2 = StreetLayer.FeatureSource.GetFeatureById("5725", ReturningColumnsType.NoColumns); StreetLayer.Close(); //InMemoryFeatureLayer for displaying the start and end point. InMemoryFeatureLayer pointsInMemoryFeatureLayer = new InMemoryFeatureLayer(); //Adds column to InMemoryFeatureLayer for Type. pointsInMemoryFeatureLayer.Open(); pointsInMemoryFeatureLayer.Columns.Add(new FeatureSourceColumn("Type")); pointsInMemoryFeatureLayer.Close(); //From Zoom level 01 to 15, displays as simple circles. Uses ValueStyle based on type (Start or End point). ValueStyle valueStyle1 = new ValueStyle(); valueStyle1.ColumnName = "Type"; valueStyle1.ValueItems.Add(new ValueItem("Start", new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.StandardColors.Green), 8))); valueStyle1.ValueItems.Add(new ValueItem("End", new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.StandardColors.Red), 8))); pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(valueStyle1); pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level15; //From zomm levels 16 to 18, displays with icons and label. Uses ValueStyle based on type (Start or End point). pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.CustomStyles.Add(LineStyles.CreateSimpleLineStyle(GeoColor.StandardColors.Orange, 3, GeoColor.StandardColors.Black, 6, true)); pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.CustomStyles.Add(TextStyles.CreateSimpleTextStyle("Type", "Arial", 12, DrawingFontStyles.Bold, GeoColor.StandardColors.Black, GeoColor.StandardColors.White, 3, 11, 0)); ValueStyle valueStyle2 = new ValueStyle(); valueStyle2.ColumnName = "Type"; valueStyle2.ValueItems.Add(new ValueItem("Start", new PointStyle(new GeoImage(@"..\..\Data\startpoint_car.png")))); valueStyle2.ValueItems.Add(new ValueItem("End", new PointStyle(new GeoImage(@"..\..\Data\endpoint_stopsign.png")))); pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.CustomStyles.Add(valueStyle2); pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20; Feature startFeature = new Feature(feature1.GetShape().GetCenterPoint()); startFeature.ColumnValues["Type"] = "Start"; Feature endFeature = new Feature(feature2.GetShape().GetCenterPoint()); endFeature.ColumnValues["Type"] = "End"; pointsInMemoryFeatureLayer.InternalFeatures.Add(startFeature); pointsInMemoryFeatureLayer.InternalFeatures.Add(endFeature); //Finds the route between start point and end point. The rtg file needs to be build by Routing explorer if it has not been done already. RtgRoutingSource rtgRoutingSource = new RtgRoutingSource(@"..\..\Data\austinstreets.rtg"); RoutingEngine routingEngine = new RoutingEngine(rtgRoutingSource, StreetLayer.FeatureSource); LineShape routeLineShape = routingEngine.GetRoute(feature1.GetShape().GetCenterPoint(), feature2.GetShape().GetCenterPoint()).Route; //InMemoryFeatureLayer for displaying the route. InMemoryFeatureLayer routeInMemoryFeatureLayer = new InMemoryFeatureLayer(); //From zoom levels 01 to 15, displays as a simple orange line style. routeInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.CreateSimpleLineStyle(GeoColor.StandardColors.DarkOrange, 3, true); routeInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level15; //From zoom levels 16 to 16, displays as thicker orange line with black outline. routeInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.DefaultLineStyle = LineStyles.CreateSimpleLineStyle(GeoColor.StandardColors.Orange, 3, GeoColor.StandardColors.Black, 6, true); routeInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel16.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20; Feature routeFeature = new Feature(routeLineShape); routeInMemoryFeatureLayer.InternalFeatures.Add("Route", routeFeature); mapEngine.DynamicLayers.Add("Routes", routeInMemoryFeatureLayer); mapEngine.DynamicLayers.Add("Points", pointsInMemoryFeatureLayer); mapEngine.CurrentExtent = new RectangleShape(-97.7566, 30.3048, -97.7206, 30.2764); 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); } } }