public double distance(Location latlong,Location latlong2)
{
double lat1 = latlong.Latitude;
double lon1 = latlong.Longitude;
double lat2 = latlong2.Latitude;
double lon2 = latlong2.Longitude;
double earthRadius = 6371; //appxoximate radius in miles
double factor = Math.PI/180;
double dLat = (lat2-lat1)*factor;
double dLon = (lon2-lon1)*factor;
double a = Math.Sin(dLat/2) * Math.Sin(dLat/2) + Math.Cos(lat1*factor) * Math.Cos(lat2*factor) * Math.Sin(dLon/2) * Math.Sin(dLon/2);
double c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1-a));
double d = earthRadius * c;
return d;
}
private void frmMain_Load(object sender, EventArgs e)
{
Cursor.Current = Cursors.WaitCursor;
status.Text = string.Empty;
this.Show();
System.Windows.Forms.Application.DoEvents();
string mapPointFile = string.Empty;
openFileDialog1.Filter = "Mappoint Files (*.ptm)|*.ptm";
openFileDialog1.RestoreDirectory = true;
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
mappointAreas = new AreaCollection();
MapPoint.Application mApp = new MapPoint.Application();
mApp.Visible = false;
mApp.UserControl = false;
MapPoint.Map map = mApp.OpenMap(openFileDialog1.FileName, false);
int i = 0;
foreach (MapPoint.Shape shape in map.Shapes)
{
//try
//{
if (shape.Type == GeoShapeType.geoFreeform)
{
i++;
status.Text = "Importing Shape " + i.ToString();
System.Windows.Forms.Application.DoEvents();
AreaCoordinateCollection coordinates = new AreaCoordinateCollection();
System.Object[] objects = (System.Object[])shape.Vertices;
foreach (System.Object obj in objects)
{
if (obj is MapPoint.Location)
{
MapPoint.Location location = (MapPoint.Location)obj;
AreaCoordinate coordinate = new AreaCoordinate();
coordinate.Latitude = location.Latitude;
coordinate.Longitude = location.Longitude;
coordinates.Add(coordinate);
System.Windows.Forms.Application.DoEvents();
}
}
Area area = new Area(coordinates.MinLatitude(), coordinates.MinLongitude());
if (area == null || area.AreaID == -1)
{
area.AreaID = int.MinValue;
area.OrganizationID = OrganizationId;
area.Name = "Area: " + i.ToString();
area.MapHeight = 400;
area.MapWidth = 600;
}
area.Coordinates = coordinates;
for (int j = 0; j < area.Coordinates.Count; j++)
{
AreaCoordinate aCoordinate = area.Coordinates[j];
aCoordinate.AreaID = area.AreaID;
aCoordinate.Order = j;
}
if (area.Blob != null)
{
area.Blob.DateModified = DateTime.Now;
}
mappointAreas.Add(area);
}
//}
//catch (System.Exception ex)
//{
// MessageBox.Show("Area " + i.ToString() + ": " + ex.Message, "Error Reading Area");
//}
}
LoadExistingAreas();
LoadMappointAreas(0);
}
else
{
btnLink.Enabled = false;
btnCreateNew.Enabled = false;
btnRemove.Enabled = false;
btnImport.Enabled = false;
}
status.Text = string.Empty;
Cursor.Current = Cursors.Default;
}
public MapViewRepresentations GetBestMapView(Location[] locations, string dataSourceName)
{
object[] results = this.Invoke("GetBestMapView", new object[] {
locations,
dataSourceName});
return ((MapViewRepresentations)(results[0]));
}
/// <remarks/>
public System.IAsyncResult BeginGetBestMapView(Location[] locations, string dataSourceName, System.AsyncCallback callback, object asyncState)
{
return this.BeginInvoke("GetBestMapView", new object[] {
locations,
dataSourceName}, callback, asyncState);
}
public void drawCircle(Location origin,double radius, MapPoint.Map map)
{
map.Shapes.AddShape(GeoAutoShapeType.geoShapeOval,origin,radius,radius);
}
