/// <summary>
/// Converts the specified GeoJSON <paramref name="geometry"/> into an instance of <see cref="IGeometry"/>.
/// </summary>
/// <param name="geometry">The GeoJSON geometry to be converted.</param>
/// <returns>An instance of <see cref="IGeometry"/>.</returns>
public static IGeometry Convert(IGeoJsonGeometry geometry)
{
if (geometry == null)
{
throw new ArgumentNullException(nameof(geometry));
}
return(geometry.ToGeometry());
}
public static GeoJsonFeatureSet AsFeatureSet(this IGeoJsonGeometry geometry)
{
return(new GeoJsonFeatureSet()
{
Features = new List <GeoJsonFeature>()
{
geometry.AsFeature()
}, TotalFeatures = 1
});
}
public static GeoJsonFeature Create(IGeoJsonGeometry geometry, Dictionary <string, object> attributes = null)
{
return(new GeoJsonFeature()
{
Geometry = geometry,
Geometry_name = string.Empty,
Id = "0",
Properties = attributes ?? new Dictionary <string, object>(),
});
}
//public static ShapefileFormat.EsriType.IShape ParseToSqlGeometry(this IGeoJsonGeometry geometry, bool isLongitudeFirst = true, int srid = 0)
//{
//}
#region SqlGeometry
public static SqlGeometry AsSqlGeometry(this IGeoJsonGeometry geometry, bool isLongitudeFirst = true, int srid = 0)
{
var type = geometry.GeometryType;
if (geometry.IsNullOrEmpty())
{
return(SqlSpatialHelper.CreateEmptySqlGeometry(type, srid));
}
SqlGeometryBuilder builder = new SqlGeometryBuilder();
builder.SetSrid(srid);
switch (type)
{
case GeometryType.Point:
AddPoint(builder, (GeoJsonPoint)geometry, isLongitudeFirst);
break;
case GeometryType.MultiPoint:
AddMultiPoint(builder, (GeoJsonMultiPoint)geometry, isLongitudeFirst);
break;
case GeometryType.LineString:
AddLineString(builder, (GeoJsonLineString)geometry, isLongitudeFirst);
break;
case GeometryType.MultiLineString:
AddMultiLineString(builder, (GeoJsonMultiLineString)geometry, isLongitudeFirst);
break;
case GeometryType.MultiPolygon:
AddMultiPolygon(builder, (GeoJsonMultiPolygon)geometry, isLongitudeFirst);
break;
case GeometryType.Polygon:
AddPolygon(builder, (GeoJsonPolygon)geometry, isLongitudeFirst);
break;
case GeometryType.GeometryCollection:
case GeometryType.CircularString:
case GeometryType.CompoundCurve:
case GeometryType.CurvePolygon:
default:
throw new NotImplementedException();
}
return(builder.ConstructedGeometry.MakeValid());
}
public static IEsriShape AsEsriShape(this IGeoJsonGeometry geometry, bool isLongitudeFirst = true, int srid = 0, Func <IPoint, IPoint> mapFunction = null)
{
//var type = geometry.GeometryType;
//if (geometry.IsNullOrEmpty())
//{
// return SqlSpatialHelper.CreateEmptySqlGeometry(type, srid);
//}
if (geometry.IsNullOrEmpty())
{
return(null);
}
var type = geometry.GeometryType;
switch (type)
{
case GeometryType.GeometryCollection:
case GeometryType.CircularString:
case GeometryType.CompoundCurve:
case GeometryType.CurvePolygon:
default:
throw new NotImplementedException();
case GeometryType.Point:
return(ToEsriPoint((GeoJsonPoint)geometry, isLongitudeFirst, srid, mapFunction));
case GeometryType.MultiPoint:
return(ToEsriMultiPoint((GeoJsonMultiPoint)geometry, isLongitudeFirst, srid, mapFunction));
case GeometryType.LineString:
return(ToEsriPolyline((GeoJsonLineString)geometry, isLongitudeFirst, srid, mapFunction));
case GeometryType.MultiLineString:
return(ToEsriPolyline((GeoJsonMultiLineString)geometry, isLongitudeFirst, srid, mapFunction));
case GeometryType.Polygon:
return(ToEsriPolygon((GeoJsonPolygon)geometry, isLongitudeFirst, srid, mapFunction));
case GeometryType.MultiPolygon:
return(ToEsriPolygon((GeoJsonMultiPolygon)geometry, isLongitudeFirst, srid, mapFunction));
}
}
public static GeoJsonFeature AsFeature(this IGeoJsonGeometry geometry)
{
return(GeoJsonFeature.Create(geometry));
}
internal static string Serialize(IGeoJsonGeometry geoJson, bool indented, bool removeSpaces = false)
{
var result = JsonConvert.SerializeObject(geoJson, indented ? Formatting.Indented : Formatting.None);
return(removeSpaces ? result.Replace(" ", string.Empty) : result);
}
public string Write(IGeoJsonGeometry geometry)
{
return(SimpleJson.SerializeObject(WriteGeometry(geometry)));
}
public string Write(IGeoJsonGeometry geometry)
{
return SimpleJson.SerializeObject(WriteGeometry(geometry));
}
public Feature(IGeoJsonGeometry geometry, Dictionary<string, object> properties = null)
{
Geometry = geometry;
Properties = properties ?? new Dictionary<string, object>();
}
public Feature(IGeoJsonGeometry geometry, Dictionary <string, object> properties = null)
{
Geometry = geometry;
Properties = properties ?? new Dictionary <string, object>();
}
