using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
namespace SweepAngleDesktop
{
    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.Windows.Forms;
using System.Collections.ObjectModel;
using ThinkGeo.MapSuite.Core;
using ThinkGeo.MapSuite.DesktopEdition;
 
namespace  SweepAngleDesktop
{
    public partial class TestForm : Form
    {
        float sweepAngle = 1;
        Collection<PointShape> pointShapes = new Collection<PointShape>();
        public TestForm()
        {
            InitializeComponent();
        }
        private void TestForm_Load(object sender, EventArgs e)
        {
            //In Desktop version, you have to set the MapUnit as a property of the map control.
            winformsMap1.MapUnit = GeographyUnit.DecimalDegree;
            //Services Edition: mapEngine.CurrentExtent = ExtentHelper.GetDrawingExtent(new RectangleShape(-95.2834,38.9834,-95.2058,38.9401), Map.Width, Map.Height);
            winformsMap1.CurrentExtent = new RectangleShape(-95.2834, 38.9834, -95.2058, 38.9401);
            //Services Edition: mapEngine.BackgroundFillBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);
            winformsMap1.BackgroundOverlay.BackgroundBrush = new GeoSolidBrush(GeoColor.GeographicColors.ShallowOcean);
            //Displays the World Map Kit as a background.
            ThinkGeo.MapSuite.DesktopEdition.WorldMapKitWmsDesktopOverlay worldMapKitDesktopOverlay = new ThinkGeo.MapSuite.DesktopEdition.WorldMapKitWmsDesktopOverlay();
            //Services Edition: mapEngine.StaticLayers.Add(worldMapKitLayer);
            winformsMap1.Overlays.Add(worldMapKitDesktopOverlay);
            //----Identical code in all the versions---------------------------------------------------
            //Displays the polygon for sweep angle.
            InMemoryFeatureLayer inMemoryFeatureLayer = new InMemoryFeatureLayer();
            inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.CreateHueFamilyLinearGradientAreaStyle(GeoColor.StandardColors.Transparent, GeoColor.StandardColors.Yellow,
                5, GeoColor.FromArgb(150,GeoColor.StandardColors.Blue), GeoColor.FromArgb(150,GeoColor.StandardColors.Red), 45);
            inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimplePointStyle(PointSymbolType.Circle, GeoColor.StandardColors.Yellow, 10);
            inMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
            InMemoryFeatureLayer pointsInMemoryFeatureLayer = new InMemoryFeatureLayer();
            pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimplePointStyle(PointSymbolType.Circle, GeoColor.StandardColors.Yellow, 10);
            pointsInMemoryFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
            //Collection of PointShapes to do the spatial query based on the sweep angle PolygonShape.
            pointShapes.Add(new PointShape(-95.2297, 38.9704));
            pointShapes.Add(new PointShape(-95.2452, 38.9696));
            pointShapes.Add(new PointShape(-95.2597, 38.9676));
            pointShapes.Add(new PointShape(-95.2565, 38.9581));
            pointShapes.Add(new PointShape(-95.2455, 38.947));
            pointShapes.Add(new PointShape(-95.2352, 38.9531));
            //-------------------------------------------------------------------------------------------
            //Services Edition:
            //mapEngine.DynamicLayers.Add("Sweep Angle", inMemoryFeatureLayer);
            //mapEngine.DynamicLayers.Add("Points", pointsInMemoryFeatureLayer);
            LayerOverlay dynamicLayerOverlay = new LayerOverlay();
            dynamicLayerOverlay.Layers.Add("Sweep Angle",inMemoryFeatureLayer);
            dynamicLayerOverlay.Layers.Add("Points", pointsInMemoryFeatureLayer);
            winformsMap1.Overlays.Add("Dynamic Overlay", dynamicLayerOverlay);
            timer1.Interval = 10;
            timer1.Start();
            winformsMap1.Refresh();
        }
        private void timer1_Tick(object sender, EventArgs e)
        {
            if (sweepAngle == 360) sweepAngle = 1;
            //Updates the sweep angle polygon
            //Services Edition: InMemoryFeatureLayer inMemoryFeatureLayer = (InMemoryFeatureLayer)mapEngine.DynamicLayers["Sweep|Angle"];
            //Services Edition: InMemoryFeatureLayer pointsInMemoryFeatureLayer = (InMemoryFeatureLayer)mapEngine.DynamicLayers["Points"];
            LayerOverlay dynamicLayerOverlay = (LayerOverlay)winformsMap1.Overlays["Dynamic|Overlay"];
            InMemoryFeatureLayer inMemoryFeatureLayer = (InMemoryFeatureLayer)dynamicLayerOverlay.Layers["Sweep|Angle"];
            InMemoryFeatureLayer pointsInMemoryFeatureLayer = (InMemoryFeatureLayer)dynamicLayerOverlay.Layers["Points"];
            inMemoryFeatureLayer.Open();
            inMemoryFeatureLayer.EditTools.BeginTransaction();
            inMemoryFeatureLayer.InternalFeatures.Clear();
            PolygonShape polygonShape = CreatePie(new PointShape(-95.2462, 38.9609), 0F, sweepAngle, 0.0001F, 0.02F);
            inMemoryFeatureLayer.EditTools.Add(new Feature(polygonShape));
            inMemoryFeatureLayer.EditTools.CommitTransaction();
            inMemoryFeatureLayer.Close();
            //Updates the points based on spatial query.
            pointsInMemoryFeatureLayer.Open();
            pointsInMemoryFeatureLayer.EditTools.BeginTransaction();
            pointsInMemoryFeatureLayer.InternalFeatures.Clear();
            foreach (PointShape pointShape in pointShapes)
            {
                if (polygonShape.Contains(pointShape))
                {
                    pointsInMemoryFeatureLayer.EditTools.Add(new Feature(pointShape));
                }
            }
            pointsInMemoryFeatureLayer.EditTools.CommitTransaction();
            pointsInMemoryFeatureLayer.Close();
            sweepAngle = sweepAngle + 1;
            //Services Edition: DrawImage();
            winformsMap1.Refresh(dynamicLayerOverlay);
        }
        //Creates the Pie based on a start angle and a sweep angle.
        private PolygonShape CreatePie(PointShape origin, float startAngle, float sweepAngle, float innerRadius, float outerRadius)
        {
            double minAngle = Math.Min(startAngle, sweepAngle);
            double maxAngle = Math.Max(startAngle, sweepAngle);
            int quaterPointCount = 96;
            RingShape innerCircle = new EllipseShape(origin, innerRadius).ToPolygon(quaterPointCount).OuterRing;
            RingShape outerCircle = new EllipseShape(origin, outerRadius).ToPolygon(quaterPointCount).OuterRing;
            int innerStartIndex = (int)(startAngle * quaterPointCount * 4 / 360.0);
            int innerEndIndex = (int)(sweepAngle * quaterPointCount * 4 / 360.0);
            int outerStartIndex = innerStartIndex;
            int outerEndIndex = innerEndIndex;
            Collection<Vertex> vertices = new Collection<Vertex>();
            for (int i = outerEndIndex; i >= outerStartIndex; i--)
            {
                vertices.Add(outerCircle.Vertices[i]);
            }
            for (int i = innerStartIndex; i <= innerEndIndex; i++)
            {
                vertices.Add(innerCircle.Vertices[i]);
            }
            vertices.Add(outerCircle.Vertices[outerEndIndex]);
            RingShape resultRing = new RingShape(vertices);
            PolygonShape resultPolygon = new PolygonShape(resultRing);
            return resultPolygon;
        }
        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();
        }
    }
}