public bool SetLocation(FactLocation loc, int level)
{
while (!loaded)
{
Application.DoEvents();
}
GeoResponse.CResult.CGeometry.CViewPort viewport = null;
GeoResponse res = null;
Object[] args = new Object[] { 0, 0 };
if (loc.IsGeoCoded(false) && loc.ViewPort != null)
{
labMapLevel.Text = "Previously Geocoded: " + loc.ToString();
viewport = MapTransforms.ReverseTransformViewport(loc.ViewPort);
args = new Object[] { loc.Latitude, loc.Longitude };
}
else
{
location = loc.ToString();
res = CallGoogleGeocode(location);
if (res.Status == "OK")
{
labMapLevel.Text = GoogleMap.LocationText(res, loc, level);
viewport = res.Results[0].Geometry.ViewPort;
double lat = res.Results[0].Geometry.Location.Lat;
double lng = res.Results[0].Geometry.Location.Long;
args = new Object[] { lat, lng };
}
else if (res.Status == "OVER_QUERY_LIMIT" && loc.IsGeoCoded(false))
{
labMapLevel.Text = "Previously Geocoded: " + loc.ToString();
viewport = new GeoResponse.CResult.CGeometry.CViewPort();
viewport.NorthEast.Lat = loc.Latitude + 2;
viewport.NorthEast.Long = loc.Longitude + 2;
viewport.SouthWest.Lat = loc.Latitude - 2;
viewport.SouthWest.Long = loc.Longitude - 2;
args = new Object[] { loc.Latitude, loc.Longitude };
}
else
{
return(false);
}
}
Object marker = webBrowser.Document.InvokeScript("frontAndCenter", args);
args = new Object[] { viewport.NorthEast.Lat, viewport.NorthEast.Long, viewport.SouthWest.Lat, viewport.SouthWest.Long };
webBrowser.Document.InvokeScript("setViewport", args);
webBrowser.Show();
return(true);
}
public bool SetLocation(FactLocation loc, int level)
{
if (loc is null)
{
return(false);
}
while (!loaded)
{
Application.DoEvents();
}
GeoResponse.CResult.CGeometry.CViewPort viewport;
if (loc.IsGeoCoded(false) && loc.ViewPort != null)
{
labMapLevel.Text = "Previously Geocoded: " + loc.ToString();
viewport = MapTransforms.ReverseTransformViewport(loc.ViewPort);
}
else
{
GeoResponse res = GoogleMap.CallGoogleGeocode(loc, loc.ToString());
if (res.Status == "OK")
{
labMapLevel.Text = GoogleMap.LocationText(res, loc, level);
viewport = res.Results[0].Geometry.ViewPort;
}
else if (res.Status == "OVER_QUERY_LIMIT" && loc.IsGeoCoded(false))
{
labMapLevel.Text = "Previously Geocoded: " + loc.ToString();
viewport = new GeoResponse.CResult.CGeometry.CViewPort();
viewport.NorthEast.Lat = loc.Latitude + 2;
viewport.NorthEast.Long = loc.Longitude + 2;
viewport.SouthWest.Lat = loc.Latitude + 2;
viewport.SouthWest.Long = loc.Longitude + 2;
}
else
{
return(false);
}
}
object[] args = new object[] { viewport.NorthEast.Lat, viewport.NorthEast.Long, viewport.SouthWest.Lat, viewport.SouthWest.Long };
webBrowser.Document.InvokeScript("setBounds", args);
webBrowser.Show();
return(true);
}
void UpdateDatabase()
{
Envelope env = new Envelope(mapBox1.Map.Envelope.TopLeft(), mapBox1.Map.Envelope.BottomRight());
Coordinate point = MapTransforms.ReverseTransformCoordinate(pointFeature.Geometry.Coordinate);
location.Latitude = point.Y;
location.Longitude = point.X;
location.LatitudeM = pointFeature.Geometry.Coordinate.Y;
location.LongitudeM = pointFeature.Geometry.Coordinate.X;
location.ViewPort.NorthEast.Lat = env.Top();
location.ViewPort.NorthEast.Long = env.Right();
location.ViewPort.SouthWest.Lat = env.Bottom();
location.ViewPort.SouthWest.Long = env.Left();
location.PixelSize = mapBox1.Map.PixelSize;
location.FoundLocation = string.Empty;
location.GeocodeStatus = FactLocation.Geocode.GEDCOM_USER;
location.FoundLevel = -2;
DatabaseHelper.UpdateGeocode(location);
pointUpdated = false;
dataUpdated = true;
}
void GoogleLocationSearch()
{
if (txtSearch.Text.Length > 0)
{
FactLocation loc = FactLocation.LookupLocation(txtSearch.Text);
if (!loc.IsGeoCoded(false)) // if not geocoded then try database
{
DatabaseHelper.GetLocationDetails(loc);
}
if (loc.IsGeoCoded(false))
{
FactLocation.CopyLocationDetails(loc, location);
SetLocation();
pointUpdated = true;
}
else
{
GeoResponse res = GoogleMap.GoogleGeocode(txtSearch.Text, 8);
if (res.Status == "OK" && !(res.Results[0].Geometry.Location.Lat == 0 && res.Results[0].Geometry.Location.Long == 0))
{
loc.Latitude = res.Results[0].Geometry.Location.Lat;
loc.Longitude = res.Results[0].Geometry.Location.Long;
Coordinate mpoint = MapTransforms.TransformCoordinate(new Coordinate(loc.Longitude, loc.Latitude));
loc.LongitudeM = mpoint.X;
loc.LatitudeM = mpoint.Y;
loc.ViewPort = MapTransforms.TransformViewport(res.Results[0].Geometry.ViewPort);
loc.GeocodeStatus = res.Results[0].PartialMatch ? FactLocation.Geocode.PARTIAL_MATCH : FactLocation.Geocode.MATCHED;
FactLocation.CopyLocationDetails(loc, location);
SetLocation();
pointUpdated = true;
}
else
{
MessageBox.Show("Google didn't find " + txtSearch.Text, "Failed Google Lookup");
}
}
}
}
void ConvertLatLongs()
{
Coordinate Point, NorthEast, SouthWest;
Coordinate mPoint, mNorthEast, mSouthWest;
double latitude, longitude, viewport_x_ne, viewport_y_ne, viewport_x_sw, viewport_y_sw;
if (InstanceConnection.State != ConnectionState.Open)
{
InstanceConnection.Open();
}
int rowcount = 0;
using (SQLiteCommand cmd = new SQLiteCommand("select count(*) from geocode where latitude <> 0 and longitude <> 0", InstanceConnection))
{
using (SQLiteDataReader reader = cmd.ExecuteReader(CommandBehavior.SingleResult))
{
reader.Read();
int.TryParse(reader[0].ToString(), out rowcount);
}
}
#region update cmd
using (SQLiteCommand updateCmd = new SQLiteCommand("update geocode set latm=?, longm=?, viewport_x_ne=?, viewport_y_ne=?, viewport_x_sw=?, viewport_y_sw=? where location = ?", InstanceConnection))
{
SQLiteParameter param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.Double;
updateCmd.Parameters.Add(param);
param = updateCmd.CreateParameter();
param.DbType = DbType.String;
updateCmd.Parameters.Add(param);
updateCmd.Prepare();
Progress p = new Progress(rowcount);
p.Show();
int row = 0;
using (SQLiteCommand cmd = new SQLiteCommand("select location, latitude, longitude, viewport_x_ne, viewport_y_ne, viewport_x_sw, viewport_y_sw from geocode where latitude <> 0 and longitude <> 0", InstanceConnection))
{
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
while (reader.Read())
{
latitude = longitude = viewport_x_ne = viewport_x_sw = viewport_y_ne = viewport_y_sw = 0;
string location = reader["location"].ToString();
double.TryParse(reader["latitude"].ToString(), out latitude);
double.TryParse(reader["longitude"].ToString(), out longitude);
double.TryParse(reader["viewport_x_ne"].ToString(), out viewport_x_ne);
double.TryParse(reader["viewport_y_ne"].ToString(), out viewport_y_ne);
double.TryParse(reader["viewport_x_sw"].ToString(), out viewport_x_sw);
double.TryParse(reader["viewport_y_sw"].ToString(), out viewport_y_sw);
Point = new Coordinate(longitude, latitude);
NorthEast = new Coordinate(viewport_y_ne, viewport_x_ne); // old viewports had x & y wrong way round
SouthWest = new Coordinate(viewport_y_sw, viewport_x_sw); // x is stored as lat y as long
mPoint = MapTransforms.TransformCoordinate(Point);
mNorthEast = MapTransforms.TransformCoordinate(NorthEast);
mSouthWest = MapTransforms.TransformCoordinate(SouthWest);
// now write back the m versions
updateCmd.Parameters[0].Value = mPoint.Y;
updateCmd.Parameters[1].Value = mPoint.X;
updateCmd.Parameters[2].Value = mNorthEast.X;
updateCmd.Parameters[3].Value = mNorthEast.Y;
updateCmd.Parameters[4].Value = mSouthWest.X;
updateCmd.Parameters[5].Value = mSouthWest.Y;
updateCmd.Parameters[6].Value = location;
updateCmd.ExecuteNonQuery();
p.Update(++row);
}
}
}
p.Dispose();
}
#endregion
}