====== Source Code DesktopEditionSample TrackedShapesToWKT CS 100513.zip ======
====Program.cs====
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
namespace TrackedShapesToWKT
{
static class Program
{
///
/// The main entry point for the application.
///
[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new TestForm());
}
}
}
====TestForm.cs====
using System;
using System.Windows.Forms;
using System.Collections.ObjectModel;
using ThinkGeo.MapSuite.Core;
using ThinkGeo.MapSuite.DesktopEdition;
namespace TrackedShapesToWKT
{
public partial class TestForm : Form
{
public TestForm()
{
InitializeComponent();
}
private void TestForm_Load(object sender, EventArgs e)
{
winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
winformsMap1.CurrentExtent = new RectangleShape(-93.9016,31.0287,-86.8264,26.766);
winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.FromArgb(255, 198, 255, 255));
//Event handlers for the TrackOverlay.
winformsMap1.TrackOverlay.TrackEnded += new EventHandler(trackOverlay_TrackEnded);
winformsMap1.TrackOverlay.TrackEnding += new EventHandler(trackOverlay_TrackEnding);
winformsMap1.TrackOverlay.TrackStarting += new EventHandler(trackOverlay_TrackStarting);
winformsMap1.TrackOverlay.TrackMode = TrackMode.Polygon;
//Displays the World Map Kit as a background.
ThinkGeo.MapSuite.DesktopEdition.WorldMapKitWmsDesktopOverlay worldMapKitDesktopOverlay = new ThinkGeo.MapSuite.DesktopEdition.WorldMapKitWmsDesktopOverlay();
winformsMap1.Overlays.Add(worldMapKitDesktopOverlay);
winformsMap1.Refresh();
}
//At the mouse down event when in track polygon mode, we clear the shape already tracked.
void trackOverlay_TrackStarting(object sender, TrackStartingTrackInteractiveOverlayEventArgs e)
{
richTextBoxFinished.Text = "";
winformsMap1.TrackOverlay.TrackShapeLayer.InternalFeatures.Clear();
winformsMap1.Refresh(winformsMap1.TrackOverlay);
}
//At the double click event to finish tracking the shape, we get the WKT of the result shape.
void trackOverlay_TrackEnded(object sender, TrackEndedTrackInteractiveOverlayEventArgs e)
{
richTextBoxCurrent.Text = "";
richTextBoxFinished.Text = e.TrackShape.GetWellKnownText();
}
//At mouse move event while the shape is being tracked, we get its WKT.
void trackOverlay_TrackEnding(object sender, TrackEndingTrackInteractiveOverlayEventArgs e)
{
richTextBoxCurrent.Text = e.TrackShape.GetWellKnownText();
}
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();
}
}
}