private static Models.GeoJson.Point GeoJsonPointFromGeometry(SqlGeometry Geometry, int numDigitsMantissa)
{
Debug.Assert(Geometry.STGeometryType().ToString() == OpenGisGeometryType.Point.ToString());
var point = new Models.GeoJson.Point(0, 0);
//we can safely round the lat/long to 5 decimal places as thats 1.11m at equator, reduces data transfered to client
point.coordinates = reduceCoords(Geometry.STX.Value, Geometry.STY.Value, numDigitsMantissa);
//point.coordinates[0] = Math.Round((double)Geometry.Long, numDigitsMantissa);
//point.coordinates[1] = Math.Round((double)Geometry.Lat, numDigitsMantissa);
return(point);
}
/// <summary>
/// Build an SqlGeography Point from a GeoJson Point.
/// </summary>
/// <param name="point">GeoJson Point</param>
/// <returns>SqlGeography Point</returns>
public static SqlGeography GeographyFromGeoJsonPoint(Models.GeoJson.Point point, int SRID)
{
var geob = new SqlGeographyBuilder();
geob.SetSrid(SRID);
geob.BeginGeography(OpenGisGeographyType.Point);
geob.BeginFigure(point.coordinates[0], point.coordinates[1]);
geob.EndFigure();
geob.EndGeography();
var geog = geob.ConstructedGeography;
return(geog);
}
