GeographyPoint class
Represents a geographic point with longitude, latitude, and spatial reference system identifier (SRID) for use with PostGIS.
- Implemented types
- Available extensions
Constructors
- GeographyPoint({required double longitude, required double latitude, int srid = Geography.defaultSrid})
-
Creates a new GeographyPoint.
const
- GeographyPoint.fromBinary(Uint8List bytes)
-
Creates a GeographyPoint from its EWKB binary representation
as returned by PostgreSQL for geography columns.
factory
Properties
- hashCode → int
-
The hash code for this object.
no setteroverride
- latitude → double
-
Latitude (Y coordinate) in decimal degrees.
final
- longitude → double
-
Longitude (X coordinate) in decimal degrees.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- srid → int
-
Spatial reference system identifier. Defaults to WGS 84 (EPSG:4326).
final
Methods
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toEwkt(
) → String -
Returns the EWKT representation for PostGIS, e.g.
SRID=4326;POINT(-0.12 51.5).override -
toJson(
) → String -
Available on GeographyPoint, provided by the GeographyPointJsonExtension extension
Returns the EWKT representation as a String. -
toString(
) → String -
Returns the EWKT representation accepted by PostGIS for inserts.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
override