private void LoadGeoData(string dbFile)
{
WkbReader geoReader = new WkbReader();
Geo.GeoContext.Current.LongitudeWrapping = true;
using (var vectorConn = new SQLiteConnection(dbFile, SQLiteOpen.READONLY))
{
using (var cmd = vectorConn.Prepare(
"SELECT geometry_hi, geometry_low, name_long, continent, long_wrap, z_index, tolerance_low, tolerance_hi FROM countries_v"))
{
while (cmd.Step() == SQLiteResult.ROW)
{
var name = cmd.GetText(2).Trim();
IGeometry geometry = null;
using (var geo = new MemoryStream(cmd.GetBlob(_settings.IsLowMemory ? 1 : 0)))
geometry = geoReader.Read(geo);
var continent = Continent.Unspecified;
Enum.TryParse <Continent>(cmd.GetText(3).Replace(" ", string.Empty), out continent);
var longWrap = cmd.GetInteger(4) != 0;
var zIndex = (int)cmd.GetInteger(5);
var toleranceLow = cmd.GetFloat(6);
var toleranceHi = cmd.GetFloat(7);
var fileName = NormalizeName(name);
var country = new CountryInfo(continent, name, geometry,
new Uri(string.Format(_settings.SmallFlagFileNameFormat, fileName), UriKind.Relative),
new Uri(string.Format(_settings.LargeFlagFileNameFormat, fileName), UriKind.Relative),
longWrap, zIndex, toleranceLow, toleranceHi);
_countries[name.ToLower()] = country;
}
}
}
}
public void AddBorder(CountryInfo neighbor, bool hasLandBorder, bool hasMaritimeBorder, bool excluded)
{
Borders.Add(new BorderInfo(neighbor, hasLandBorder, hasMaritimeBorder, excluded));
}