using System;
using System.Collections.ObjectModel;
using System.Windows.Forms;
using ThinkGeo.MapSuite.Core;
using ThinkGeo.MapSuite.DesktopEdition;
using ThinkGeo.MapSuite.Routing;
namespace SmoothTransparentRoute
{
public partial class TestForm : Form
{
private static RoutingEngine routingEngine;
private static RoutingSource RoutingSourceForFastest;
public TestForm()
{
InitializeComponent();
}
private void TestForm_Load(object sender, EventArgs e)
{
winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
winformsMap1.CurrentExtent = new RectangleShape(-97.7563, 30.2989, -97.6998, 30.2651);
winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.FromArgb(255, 198, 255, 255));
ShapeFileFeatureSource featureSource = new ShapeFileFeatureSource(@"..\..\data\Austinstreets.shp");
RoutingSourceForFastest = new RtgRoutingSource(@"..\..\data\AustinStreetsForFastest.rtg");
routingEngine = new RoutingEngine(RoutingSourceForFastest, featureSource);
RenderMap();
FindPath();
winformsMap1.Refresh();
}
private void FindPath()
{
RoutingLayer routingLayer = (RoutingLayer)((LayerOverlay)winformsMap1.Overlays["RoutingOverlay"]).Layers["RoutingLayer"];
routingLayer.Routes.Clear();
LineShape routeLine = new LineShape();
LineShape route = routingEngine.GetRoute(routingLayer.StartPoint, routingLayer.EndPoint).Route;
//Logic for merging the collection of LineShape of two vertices into one LineShape with the multiple vertices.
routeLine.Vertices.Add(route.Vertices[0]);
for (int i = 0; i < route.Vertices.Count - 1; i++)
{
LineShape routeSegment = new LineShape(new Collection<Vertex> { route.Vertices[i], route.Vertices[i|+ 1] });
MergeSegments(routeLine, routeSegment);
}
routingLayer.Routes.Add(routeLine);
winformsMap1.Refresh(winformsMap1.Overlays["RoutingOverlay"]);
}
private void MergeSegments(LineShape destinationLine, LineShape sourceLine)
{
if (destinationLine.Vertices[destinationLine.Vertices.Count|- 1] == sourceLine.Vertices[0])
{
for (int i = 1; i < sourceLine.Vertices.Count; i++)
{
destinationLine.Vertices.Add(sourceLine.Vertices[i]);
}
}
else
{
for (int i = sourceLine.Vertices.Count - 2; i >= 0; i--)
{
destinationLine.Vertices.Add(sourceLine.Vertices[i]);
}
}
}
private void RenderMap()
{
winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.FromHtml("#e6e5d1"));
WorldMapKitWmsDesktopOverlay worldMapKitsOverlay = new WorldMapKitWmsDesktopOverlay();
winformsMap1.Overlays.Add(worldMapKitsOverlay);
ShapeFileFeatureSource featureSource = new ShapeFileFeatureSource(@"..\..\data\Austinstreets.shp");
featureSource.Open();
RoutingLayer routingLayer = new RoutingLayer();
routingLayer.RouteStyle.OuterPen.Color = new GeoColor(120, GeoColor.SimpleColors.Blue);
routingLayer.StartPoint = new PointShape(-97.7322, 30.2951);
routingLayer.EndPoint = new PointShape(-97.7246, 30.2674);
LayerOverlay routingOverlay = new LayerOverlay();
routingOverlay.Layers.Add("RoutingLayer", routingLayer);
winformsMap1.Overlays.Add("RoutingOverlay", routingOverlay);
InMemoryFeatureLayer routingExtentLayer = new InMemoryFeatureLayer();
routingExtentLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = new AreaStyle(new GeoPen(GeoColor.SimpleColors.Green));
routingExtentLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
routingExtentLayer.InternalFeatures.Add(new Feature(new RectangleShape(-97.815409, 30.369949, -97.657999, 30.217922)));
routingOverlay.Layers.Add("RoutingExtentLayer", routingExtentLayer);
winformsMap1.Refresh();
}
private void winformsMap1_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(winformsMap1.CurrentExtent, new ScreenPointF(e.X, e.Y), winformsMap1.Width, winformsMap1.Height);
//Displays world coordinates.
statusStrip1.Items["toolStripStatusLabelWorld"].Text = "(world) X:" + Math.Round(pointShape.X, 4) + " Y:" + Math.Round(pointShape.Y, 4);
}
private void btnClose_Click(object sender, EventArgs e)
{
this.Close();
}
}
}